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   "source": [
    "# Hollow Rectangular Waveguide Modes\n",
    "\n",
    "This notebook solves a PEC rectangular waveguide with `WaveguideModeSolver`, compares against analytic TE/TM modes, and plots the first fields."
   ]
  },
  {
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   "source": [
    "import palacetoolkit as ptk\n",
    "\n",
    "import gmsh\n",
    "import numpy as np\n",
    "import matplotlib.pyplot as plt\n",
    "\n",
    "from palacetoolkit.mode_solver import WaveguideModeSolver\n",
    "from palacetoolkit.utils import write_and_finalize_gmsh\n",
    "from palacetoolkit.viz import view_mesh\n"
   ]
  },
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   "id": "902f3519",
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   "source": [
    "def _set_transfinite_rect(surf_tag, nx, ny):\n",
    "    bnd = gmsh.model.getBoundary([(2, surf_tag)], oriented=True)\n",
    "    lines = [abs(t) for _, t in bnd]\n",
    "    for line in lines:\n",
    "        pts = gmsh.model.getBoundary([(1, line)], oriented=False)\n",
    "        c0 = gmsh.model.getValue(0, pts[0][1], [])\n",
    "        c1 = gmsh.model.getValue(0, pts[1][1], [])\n",
    "        dx = abs(c1[0] - c0[0])\n",
    "        dy = abs(c1[1] - c0[1])\n",
    "        n = (nx + 1) if dx > dy else (ny + 1)\n",
    "        gmsh.model.mesh.setTransfiniteCurve(line, n)\n",
    "    gmsh.model.mesh.setTransfiniteSurface(surf_tag)\n",
    "\n",
    "\n",
    "def make_rectangular_mesh(a, b, nx, ny, structured=True, lc=None, filename=None):\n",
    "    gmsh.initialize()\n",
    "    gmsh.option.setNumber(\"General.Verbosity\", 0)\n",
    "    gmsh.model.add(\"hollow_waveguide\")\n",
    "\n",
    "    gmsh.model.occ.addRectangle(0, 0, 0, a, b, tag=1)\n",
    "    gmsh.model.occ.synchronize()\n",
    "\n",
    "    gmsh.model.addPhysicalGroup(2, [1], tag=1, name=\"domain\")\n",
    "    bnd = gmsh.model.getBoundary([(2, 1)], oriented=False)\n",
    "    bnd_tags = [abs(t) for _, t in bnd]\n",
    "    gmsh.model.addPhysicalGroup(1, bnd_tags, tag=1, name=\"PEC\")\n",
    "\n",
    "    if structured:\n",
    "        _set_transfinite_rect(1, nx, ny)\n",
    "        gmsh.model.mesh.setRecombine(2, 1)\n",
    "    else:\n",
    "        _lc = lc if lc is not None else max(a / nx, b / ny)\n",
    "        gmsh.option.setNumber(\"Mesh.CharacteristicLengthMin\", 0.8 * _lc)\n",
    "        gmsh.option.setNumber(\"Mesh.CharacteristicLengthMax\", 1.2 * _lc)\n",
    "\n",
    "    gmsh.model.mesh.generate(2)\n",
    "    return write_and_finalize_gmsh(filename, prefix=\"wg_rect_\")"
   ]
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   "source": [
    "def analytic_kn(a, b, omega, m_max=5, n_max=5, mu=1.0, eps=1.0):\n",
    "    modes = []\n",
    "    k0_sq = omega**2 * mu * eps\n",
    "\n",
    "    for m in range(0, m_max + 1):\n",
    "        for n in range(0, n_max + 1):\n",
    "            if m == 0 and n == 0:\n",
    "                continue\n",
    "            kc_sq = (m * np.pi / a) ** 2 + (n * np.pi / b) ** 2\n",
    "            kn = np.sqrt((k0_sq - kc_sq) + 0j)\n",
    "            modes.append((f\"TE{m}{n}\", np.sqrt(kc_sq), kn))\n",
    "\n",
    "    for m in range(1, m_max + 1):\n",
    "        for n in range(1, n_max + 1):\n",
    "            kc_sq = (m * np.pi / a) ** 2 + (n * np.pi / b) ** 2\n",
    "            kn = np.sqrt((k0_sq - kc_sq) + 0j)\n",
    "            modes.append((f\"TM{m}{n}\", np.sqrt(kc_sq), kn))\n",
    "\n",
    "    modes.sort(key=lambda x: -x[2].real)\n",
    "    return modes"
   ]
  },
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   "execution_count": 4,
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   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Top 8 analytic modes:\n",
      "  TE10  : kc=  1.5708, kn= +5.268611 +0.000000j\n",
      "  TE01  : kc=  3.1416, kn= +4.511769 +0.000000j\n",
      "  TE20  : kc=  3.1416, kn= +4.511769 +0.000000j\n",
      "  TE11  : kc=  3.5124, kn= +4.229499 +0.000000j\n",
      "  TM11  : kc=  3.5124, kn= +4.229499 +0.000000j\n",
      "  TE21  : kc=  4.4429, kn= +3.238280 +0.000000j\n",
      "  TM21  : kc=  4.4429, kn= +3.238280 +0.000000j\n",
      "  TE30  : kc=  4.7124, kn= +2.831793 +0.000000j\n"
     ]
    }
   ],
   "source": [
    "a, b = 2.0, 1.0\n",
    "mu, eps = 1.0, 1.0\n",
    "c0 = 1.0 / np.sqrt(mu * eps)\n",
    "\n",
    "fc_te10 = c0 * np.pi / a / (2 * np.pi)\n",
    "f_op = 3.5 * fc_te10\n",
    "omega = 2 * np.pi * f_op\n",
    "\n",
    "analytic = analytic_kn(a, b, omega, m_max=4, n_max=4, mu=mu, eps=eps)\n",
    "print(\"Top 8 analytic modes:\")\n",
    "for name, kc, kn in analytic[:8]:\n",
    "    print(f\"  {name:6s}: kc={kc:8.4f}, kn={kn.real:+10.6f}{kn.imag:+10.6f}j\")"
   ]
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     "name": "stdout",
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     "text": [
      "Loading mesh file: /tmp/wg_rect_mhlsva3w.msh\n",
      "Groups to render transparent: ['air_none', 'air_plastic_enclosure']\n",
      "\n",
      "Mesh loaded successfully with 2 cell blocks\n",
      "Found 1024 triangles total\n",
      "Physical group tags in mesh: {1: 'domain'}\n"
     ]
    },
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e[0]===t[0]&amp;&amp;e[1]===t[1]&amp;&amp;e[2]===t[2]&amp;&amp;e[3]===t[3]&amp;&amp;e[4]===t[4]&amp;&amp;e[5]===t[5]&amp;&amp;e[6]===t[6]&amp;&amp;e[7]===t[7]&amp;&amp;e[8]===t[8]},equals:function(e,t){var r=e[0],o=e[1],a=e[2],i=e[3],s=e[4],l=e[5],c=e[6],u=e[7],d=e[8],p=t[0],f=t[1],g=t[2],m=t[3],h=t[4],v=t[5],T=t[6],x=t[7],y=t[8];return Math.abs(r-p)&lt;=n*Math.max(1,Math.abs(r),Math.abs(p))&amp;&amp;Math.abs(o-f)&lt;=n*Math.max(1,Math.abs(o),Math.abs(f))&amp;&amp;Math.abs(a-g)&lt;=n*Math.max(1,Math.abs(a),Math.abs(g))&amp;&amp;Math.abs(i-m)&lt;=n*Math.max(1,Math.abs(i),Math.abs(m))&amp;&amp;Math.abs(s-h)&lt;=n*Math.max(1,Math.abs(s),Math.abs(h))&amp;&amp;Math.abs(l-v)&lt;=n*Math.max(1,Math.abs(l),Math.abs(v))&amp;&amp;Math.abs(c-T)&lt;=n*Math.max(1,Math.abs(c),Math.abs(T))&amp;&amp;Math.abs(u-x)&lt;=n*Math.max(1,Math.abs(u),Math.abs(x))&amp;&amp;Math.abs(d-y)&lt;=n*Math.max(1,Math.abs(d),Math.abs(y))},mul:g,sub:m});function v(){var e=new r(16);return r!=Float32Array&amp;&amp;(e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0),e[0]=1,e[5]=1,e[10]=1,e[15]=1,e}function T(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e}function x(e){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e}function y(e,t){if(e===t){var n=t[1],r=t[2],o=t[3],a=t[6],i=t[7],s=t[11];e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=n,e[6]=t[9],e[7]=t[13],e[8]=r,e[9]=a,e[11]=t[14],e[12]=o,e[13]=i,e[14]=s}else e[0]=t[0],e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=t[1],e[5]=t[5],e[6]=t[9],e[7]=t[13],e[8]=t[2],e[9]=t[6],e[10]=t[10],e[11]=t[14],e[12]=t[3],e[13]=t[7],e[14]=t[11],e[15]=t[15];return e}function b(e,t){var n=t[0],r=t[1],o=t[2],a=t[3],i=t[4],s=t[5],l=t[6],c=t[7],u=t[8],d=t[9],p=t[10],f=t[11],g=t[12],m=t[13],h=t[14],v=t[15],T=n*s-r*i,x=n*l-o*i,y=n*c-a*i,b=r*l-o*s,A=r*c-a*s,C=o*c-a*l,S=u*m-d*g,P=u*h-p*g,w=u*v-f*g,I=d*h-p*m,O=d*v-f*m,R=p*v-f*h,M=T*R-x*O+y*I+b*w-A*P+C*S;return M?(M=1/M,e[0]=(s*R-l*O+c*I)*M,e[1]=(o*O-r*R-a*I)*M,e[2]=(m*C-h*A+v*b)*M,e[3]=(p*A-d*C-f*b)*M,e[4]=(l*w-i*R-c*P)*M,e[5]=(n*R-o*w+a*P)*M,e[6]=(h*y-g*C-v*x)*M,e[7]=(u*C-p*y+f*x)*M,e[8]=(i*O-s*w+c*S)*M,e[9]=(r*w-n*O-a*S)*M,e[10]=(g*A-m*y+v*T)*M,e[11]=(d*y-u*A-f*T)*M,e[12]=(s*P-i*I-l*S)*M,e[13]=(n*I-r*P+o*S)*M,e[14]=(m*x-g*b-h*T)*M,e[15]=(u*b-d*x+p*T)*M,e):null}function A(e,t,n){var r=t[0],o=t[1],a=t[2],i=t[3],s=t[4],l=t[5],c=t[6],u=t[7],d=t[8],p=t[9],f=t[10],g=t[11],m=t[12],h=t[13],v=t[14],T=t[15],x=n[0],y=n[1],b=n[2],A=n[3];return e[0]=x*r+y*s+b*d+A*m,e[1]=x*o+y*l+b*p+A*h,e[2]=x*a+y*c+b*f+A*v,e[3]=x*i+y*u+b*g+A*T,x=n[4],y=n[5],b=n[6],A=n[7],e[4]=x*r+y*s+b*d+A*m,e[5]=x*o+y*l+b*p+A*h,e[6]=x*a+y*c+b*f+A*v,e[7]=x*i+y*u+b*g+A*T,x=n[8],y=n[9],b=n[10],A=n[11],e[8]=x*r+y*s+b*d+A*m,e[9]=x*o+y*l+b*p+A*h,e[10]=x*a+y*c+b*f+A*v,e[11]=x*i+y*u+b*g+A*T,x=n[12],y=n[13],b=n[14],A=n[15],e[12]=x*r+y*s+b*d+A*m,e[13]=x*o+y*l+b*p+A*h,e[14]=x*a+y*c+b*f+A*v,e[15]=x*i+y*u+b*g+A*T,e}function C(e,t,n){var r,o,a,i,s,l,c,u,d,p,f,g,m=n[0],h=n[1],v=n[2];return t===e?(e[12]=t[0]*m+t[4]*h+t[8]*v+t[12],e[13]=t[1]*m+t[5]*h+t[9]*v+t[13],e[14]=t[2]*m+t[6]*h+t[10]*v+t[14],e[15]=t[3]*m+t[7]*h+t[11]*v+t[15]):(r=t[0],o=t[1],a=t[2],i=t[3],s=t[4],l=t[5],c=t[6],u=t[7],d=t[8],p=t[9],f=t[10],g=t[11],e[0]=r,e[1]=o,e[2]=a,e[3]=i,e[4]=s,e[5]=l,e[6]=c,e[7]=u,e[8]=d,e[9]=p,e[10]=f,e[11]=g,e[12]=r*m+s*h+d*v+t[12],e[13]=o*m+l*h+p*v+t[13],e[14]=a*m+c*h+f*v+t[14],e[15]=i*m+u*h+g*v+t[15]),e}function S(e,t,n){var r=n[0],o=n[1],a=n[2];return e[0]=t[0]*r,e[1]=t[1]*r,e[2]=t[2]*r,e[3]=t[3]*r,e[4]=t[4]*o,e[5]=t[5]*o,e[6]=t[6]*o,e[7]=t[7]*o,e[8]=t[8]*a,e[9]=t[9]*a,e[10]=t[10]*a,e[11]=t[11]*a,e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e}function P(e,t,r,o){var a,i,s,l,c,u,d,p,f,g,m,h,v,T,x,y,b,A,C,S,P,w,I,O,R=o[0],M=o[1],D=o[2],E=Math.hypot(R,M,D);return E&lt;n?null:(R*=E=1/E,M*=E,D*=E,a=Math.sin(r),s=1-(i=Math.cos(r)),l=t[0],c=t[1],u=t[2],d=t[3],p=t[4],f=t[5],g=t[6],m=t[7],h=t[8],v=t[9],T=t[10],x=t[11],y=R*R*s+i,b=M*R*s+D*a,A=D*R*s-M*a,C=R*M*s-D*a,S=M*M*s+i,P=D*M*s+R*a,w=R*D*s+M*a,I=M*D*s-R*a,O=D*D*s+i,e[0]=l*y+p*b+h*A,e[1]=c*y+f*b+v*A,e[2]=u*y+g*b+T*A,e[3]=d*y+m*b+x*A,e[4]=l*C+p*S+h*P,e[5]=c*C+f*S+v*P,e[6]=u*C+g*S+T*P,e[7]=d*C+m*S+x*P,e[8]=l*w+p*I+h*O,e[9]=c*w+f*I+v*O,e[10]=u*w+g*I+T*O,e[11]=d*w+m*I+x*O,t!==e&amp;&amp;(e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e)}function w(e,t,n){var r=Math.sin(n),o=Math.cos(n),a=t[4],i=t[5],s=t[6],l=t[7],c=t[8],u=t[9],d=t[10],p=t[11];return t!==e&amp;&amp;(e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[4]=a*o+c*r,e[5]=i*o+u*r,e[6]=s*o+d*r,e[7]=l*o+p*r,e[8]=c*o-a*r,e[9]=u*o-i*r,e[10]=d*o-s*r,e[11]=p*o-l*r,e}function I(e,t,n){var r=Math.sin(n),o=Math.cos(n),a=t[0],i=t[1],s=t[2],l=t[3],c=t[8],u=t[9],d=t[10],p=t[11];return t!==e&amp;&amp;(e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[0]=a*o-c*r,e[1]=i*o-u*r,e[2]=s*o-d*r,e[3]=l*o-p*r,e[8]=a*r+c*o,e[9]=i*r+u*o,e[10]=s*r+d*o,e[11]=l*r+p*o,e}function O(e,t,n){var r=Math.sin(n),o=Math.cos(n),a=t[0],i=t[1],s=t[2],l=t[3],c=t[4],u=t[5],d=t[6],p=t[7];return t!==e&amp;&amp;(e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[0]=a*o+c*r,e[1]=i*o+u*r,e[2]=s*o+d*r,e[3]=l*o+p*r,e[4]=c*o-a*r,e[5]=u*o-i*r,e[6]=d*o-s*r,e[7]=p*o-l*r,e}function R(e,t){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=t[0],e[13]=t[1],e[14]=t[2],e[15]=1,e}function M(e,t){return e[0]=t[0],e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=t[1],e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=t[2],e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e}function D(e,t,r){var o,a,i,s=r[0],l=r[1],c=r[2],u=Math.hypot(s,l,c);return u&lt;n?null:(s*=u=1/u,l*=u,c*=u,o=Math.sin(t),i=1-(a=Math.cos(t)),e[0]=s*s*i+a,e[1]=l*s*i+c*o,e[2]=c*s*i-l*o,e[3]=0,e[4]=s*l*i-c*o,e[5]=l*l*i+a,e[6]=c*l*i+s*o,e[7]=0,e[8]=s*c*i+l*o,e[9]=l*c*i-s*o,e[10]=c*c*i+a,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e)}function E(e,t,n){var r=t[0],o=t[1],a=t[2],i=t[3],s=r+r,l=o+o,c=a+a,u=r*s,d=r*l,p=r*c,f=o*l,g=o*c,m=a*c,h=i*s,v=i*l,T=i*c;return e[0]=1-(f+m),e[1]=d+T,e[2]=p-v,e[3]=0,e[4]=d-T,e[5]=1-(u+m),e[6]=g+h,e[7]=0,e[8]=p+v,e[9]=g-h,e[10]=1-(u+f),e[11]=0,e[12]=n[0],e[13]=n[1],e[14]=n[2],e[15]=1,e}function V(e,t){var n=t[0],r=t[1],o=t[2],a=t[4],i=t[5],s=t[6],l=t[8],c=t[9],u=t[10];return 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n=t[0],r=t[1],o=t[2],a=t[3],i=n+n,s=r+r,l=o+o,c=n*i,u=r*i,d=r*s,p=o*i,f=o*s,g=o*l,m=a*i,h=a*s,v=a*l;return e[0]=1-d-g,e[1]=u+v,e[2]=p-h,e[3]=0,e[4]=u-v,e[5]=1-c-g,e[6]=f+m,e[7]=0,e[8]=p+h,e[9]=f-m,e[10]=1-c-d,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e}function N(e,t,n,r,o){var a,i=1/Math.tan(t/2);return e[0]=i/n,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=i,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[11]=-1,e[12]=0,e[13]=0,e[15]=0,null!=o&amp;&amp;o!==1/0?(a=1/(r-o),e[10]=(o+r)*a,e[14]=2*o*r*a):(e[10]=-1,e[14]=-2*r),e}var k=N;function G(e,t,n,r,o,a,i){var s=1/(t-n),l=1/(r-o),c=1/(a-i);return e[0]=-2*s,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=-2*l,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=2*c,e[11]=0,e[12]=(t+n)*s,e[13]=(o+r)*l,e[14]=(i+a)*c,e[15]=1,e}var U=G;function _(e,t,r,o){var a,i,s,l,c,u,d,p,f,g,m=t[0],h=t[1],v=t[2],T=o[0],y=o[1],b=o[2],A=r[0],C=r[1],S=r[2];return 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F(r,n),!oa(r,t.rotation)&amp;&amp;(t.rotation=r,e.modified(),!0)},e.setUserMatrix=n=&gt;!oa(t.userMatrix,n)&amp;&amp;(T(t.userMatrix,n),e.modified(),!0),e.getMatrix=()=&gt;(e.computeMatrix(),t.matrix),e.computeMatrix=()=&gt;{if(e.getMTime()&gt;t.matrixMTime.getMTime()){x(t.matrix),t.userMatrix&amp;&amp;A(t.matrix,t.matrix,t.userMatrix),C(t.matrix,t.matrix,t.origin),C(t.matrix,t.matrix,t.position),A(t.matrix,t.matrix,t.rotation),S(t.matrix,t.matrix,t.scale),C(t.matrix,t.matrix,[-t.origin[0],-t.origin[1],-t.origin[2]]),y(t.matrix,t.matrix),t.isIdentity=!0;for(let e=0;e&lt;4;++e)for(let n=0;n&lt;4;++n)(e===n?1:0)!==t.matrix[e+4*n]&amp;&amp;(t.isIdentity=!1);t.matrixMTime.modified()}},e.computeBounds=()=&gt;{if(null===t.mapper)return void Hi.reset(t.bounds);const n=t.mapper.getBounds();if(!n||6!==n.length||!Hi.isValid(n))return t.mapperBounds=n,Hi.reset(t.bounds),void 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o=e.getBoundsByReference;e.getBoundsByReference=()=&gt;(e.computeBounds(),o()),e.getCenter=()=&gt;Hi.getCenter(e.getBoundsByReference()),e.getLength=()=&gt;Hi.getLength(e.getBoundsByReference()),e.getXRange=()=&gt;Hi.getXRange(e.getBoundsByReference()),e.getYRange=()=&gt;Hi.getYRange(e.getBoundsByReference()),e.getZRange=()=&gt;Hi.getZRange(e.getBoundsByReference()),e.getUserMatrix=()=&gt;t.userMatrix,e.onModified((function(){e.computeMatrix()})),e.getProperty=(n=0)=&gt;(null==t.properties[n]&amp;&amp;(t.properties[n]=e.makeProperty?.()),t.properties[n]),e.getProperties=()=&gt;(0===t.properties.length&amp;&amp;(t.properties[0]=e.makeProperty?.()),t.properties),e.setProperty=(e,n)=&gt;{const r=Number.isInteger(e),[o,a]=r?[e,n]:[0,e];return t.properties[o]!==a&amp;&amp;(t.properties[o]=a,!0)},e.getMTime=()=&gt;{let e=t.mtime;return t.properties.forEach((t=&gt;{if(null!==t){const n=t.getMTime();e=n&gt;e?n:e}})),e}}const $i={bounds:[...Hi.INIT_BOUNDS],origin:[0,0,0],position:[0,0,0],orientation:[0,0,0],rotation:null,scale:[1,1,1],properties:[],userMatrix:null,userMatrixMTime:null,cachedProp3D:null,isIdentity:!0,matrixMTime:null};function es(e,t,n={}){Object.assign(t,$i,n),Zi.extend(e,t,n),t.matrixMTime={},sn.obj(t.matrixMTime),sn.get(e,t,[&quot;isIdentity&quot;]),sn.getArray(e,t,[&quot;orientation&quot;]),sn.setGetArray(e,t,[&quot;origin&quot;,&quot;position&quot;,&quot;scale&quot;],3),sn.setGet(e,t,[&quot;properties&quot;]),sn.getArray(e,t,[&quot;bounds&quot;],6),t.matrix=x(new Float64Array(16)),t.rotation=x(new Float64Array(16)),t.userMatrix=x(new Float64Array(16)),t.transform=null,Qi(e,t)}var ts={newInstance:sn.newInstance(es,&quot;vtkProp3D&quot;),extend:es};const ns={FLAT:0,GOURAUD:1,PHONG:2},rs={POINTS:0,WIREFRAME:1,SURFACE:2};var os={Shading:ns,Representation:rs,Interpolation:ns};const{Representation:as,Interpolation:is}=os;function ss(e){return()=&gt;sn.vtkErrorMacro(`vtkProperty::${e} - NOT IMPLEMENTED`)}const ls={color:[1,1,1],ambientColor:[1,1,1],diffuseColor:[1,1,1],specularColor:[1,1,1],edgeColor:[0,0,0],ambient:0,diffuse:1,metallic:0,roughness:.6,normalStrength:1,emission:1,baseIOR:1.45,specular:0,specularPower:1,opacity:1,edgeOpacity:1,interpolation:is.GOURAUD,representation:as.SURFACE,edgeVisibility:!1,backfaceCulling:!1,frontfaceCulling:!1,pointSize:1,lineWidth:1,lighting:!0,shading:!1,materialName:null,ORMTexture:null,RMTexture:null};function cs(e,t,n={}){Object.assign(t,ls,n),sn.obj(e,t),sn.setGet(e,t,[&quot;lighting&quot;,&quot;interpolation&quot;,&quot;ambient&quot;,&quot;diffuse&quot;,&quot;metallic&quot;,&quot;roughness&quot;,&quot;normalStrength&quot;,&quot;emission&quot;,&quot;baseIOR&quot;,&quot;specular&quot;,&quot;specularPower&quot;,&quot;opacity&quot;,&quot;edgeOpacity&quot;,&quot;edgeVisibility&quot;,&quot;lineWidth&quot;,&quot;pointSize&quot;,&quot;backfaceCulling&quot;,&quot;frontfaceCulling&quot;,&quot;representation&quot;,&quot;diffuseTexture&quot;,&quot;metallicTexture&quot;,&quot;roughnessTexture&quot;,&quot;normalTexture&quot;,&quot;ambientOcclusionTexture&quot;,&quot;emissionTexture&quot;,&quot;ORMTexture&quot;,&quot;RMTexture&quot;]),sn.setGetArray(e,t,[&quot;ambientColor&quot;,&quot;specularColor&quot;,&quot;diffuseColor&quot;,&quot;edgeColor&quot;],3),function(e,t){t.classHierarchy.push(&quot;vtkProperty&quot;),e.setColor=(n,r,o)=&gt;{Array.isArray(n)?t.color[0]===n[0]&amp;&amp;t.color[1]===n[1]&amp;&amp;t.color[2]===n[2]||(t.color[0]=n[0],t.color[1]=n[1],t.color[2]=n[2],e.modified()):t.color[0]===n&amp;&amp;t.color[1]===r&amp;&amp;t.color[2]===o||(t.color[0]=n,t.color[1]=r,t.color[2]=o,e.modified()),e.setDiffuseColor(t.color),e.setAmbientColor(t.color),e.setSpecularColor(t.color)},e.computeCompositeColor=ss(&quot;ComputeCompositeColor&quot;),e.getColor=()=&gt;{let e=0;t.ambient+t.diffuse+t.specular&gt;0&amp;&amp;(e=1/(t.ambient+t.diffuse+t.specular));for(let n=0;n&lt;3;n++)t.color[n]=e*(t.ambient*t.ambientColor[n]+t.diffuse*t.diffuseColor[n]+t.specular*t.specularColor[n]);return[].concat(t.color)},e.setSpecularPower=n=&gt;{const r=1/Math.max(1,n);t.roughness===r&amp;&amp;t.specularPower===n||(t.specularPower=n,t.roughness=r,e.modified())},e.addShaderVariable=ss(&quot;AddShaderVariable&quot;),e.setInterpolationToFlat=()=&gt;e.setInterpolation(is.FLAT),e.setInterpolationToGouraud=()=&gt;e.setInterpolation(is.GOURAUD),e.setInterpolationToPhong=()=&gt;e.setInterpolation(is.PHONG),e.getInterpolationAsString=()=&gt;sn.enumToString(is,t.interpolation),e.setRepresentationToWireframe=()=&gt;e.setRepresentation(as.WIREFRAME),e.setRepresentationToSurface=()=&gt;e.setRepresentation(as.SURFACE),e.setRepresentationToPoints=()=&gt;e.setRepresentation(as.POINTS),e.getRepresentationAsString=()=&gt;sn.enumToString(as,t.representation)}(e,t)}var us={newInstance:sn.newInstance(cs,&quot;vtkProperty&quot;),extend:cs,...os};const ds={mapper:null,backfaceProperty:null,forceOpaque:!1,forceTranslucent:!1};function ps(e,t,n={}){Object.assign(t,ds,n),ts.extend(e,t,n),t.boundsMTime={},sn.obj(t.boundsMTime),sn.setGet(e,t,[&quot;backfaceProperty&quot;,&quot;forceOpaque&quot;,&quot;forceTranslucent&quot;,&quot;mapper&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkActor&quot;);const n={...e};e.getActors=()=&gt;[e],e.getIsOpaque=()=&gt;{if(t.forceOpaque)return!0;if(t.forceTranslucent)return!1;t.properties[0]||e.getProperty();let n=t.properties[0].getOpacity()&gt;=1;return n=n&amp;&amp;(!t.texture||!t.texture.isTranslucent()),n=n&amp;&amp;(!t.mapper||t.mapper.getIsOpaque()),n},e.hasTranslucentPolygonalGeometry=()=&gt;null!==t.mapper&amp;&amp;(t.properties[0]||e.getProperty(),!e.getIsOpaque()),e.makeProperty=us.newInstance,e.getMTime=()=&gt;{let e=n.getMTime();if(null!==t.backfaceProperty){const 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gs={Int8Array:1,Uint8Array:1,Uint8ClampedArray:1,Int16Array:2,Uint16Array:2,Int32Array:4,Uint32Array:4,Float32Array:4,Float64Array:8},ms={VOID:&quot;&quot;,CHAR:&quot;Int8Array&quot;,SIGNED_CHAR:&quot;Int8Array&quot;,UNSIGNED_CHAR:&quot;Uint8Array&quot;,UNSIGNED_CHAR_CLAMPED:&quot;Uint8ClampedArray&quot;,SHORT:&quot;Int16Array&quot;,UNSIGNED_SHORT:&quot;Uint16Array&quot;,INT:&quot;Int32Array&quot;,UNSIGNED_INT:&quot;Uint32Array&quot;,FLOAT:&quot;Float32Array&quot;,DOUBLE:&quot;Float64Array&quot;};var hs={DefaultDataType:ms.FLOAT,DataTypeByteSize:gs,VtkDataTypes:ms};const{vtkErrorMacro:vs}=ln,{DefaultDataType:Ts}=hs;function xs(e,t,n){const r=e.length;let o,a,i=Number.MAX_VALUE,s=-Number.MAX_VALUE;for(a=t;a&lt;r;a+=n)if(!Number.isNaN(e[a])){i=e[a],s=i;break}for(;a&lt;r;a+=n)o=e[a],o&lt;i?i=o:o&gt;s&amp;&amp;(s=o);return{min:i,max:s}}function ys(e,t=0,n=1){if(t&lt;0&amp;&amp;n&gt;1){const t=e.length/n,r=new Float64Array(t);for(let o=0,a=0;o&lt;t;++o){for(let 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r.buffer,Object.keys(r).forEach((e=&gt;{r[e]||delete r[e]}));const o={};return Object.keys(r).sort().forEach((e=&gt;{o[e]=r[e]})),o.mtime&amp;&amp;delete o.mtime,o},e.deepCopy=n=&gt;{const r=e.getDataType(),o=t.values;e.shallowCopy(n),t.ranges=structuredClone(n.getRanges()),o?.length&gt;=n.getNumberOfValues()&amp;&amp;r===n.getDataType()?(o.set(n.getData()),t.values=o,e.dataChange()):e.setData(n.getData().slice())},e.interpolateTuple=(n,r,o,a,i,s)=&gt;{const l=t.numberOfComponents||1;l===r.getNumberOfComponents()&amp;&amp;l===a.getNumberOfComponents()||vs(&quot;numberOfComponents must match&quot;);const c=r.getTuple(o),u=a.getTuple(i),d=[];switch(d.length=l,l){case 4:d[3]=c[3]+(u[3]-c[3])*s;case 3:d[2]=c[2]+(u[2]-c[2])*s;case 2:d[1]=c[1]+(u[1]-c[1])*s;case 1:d[0]=c[0]+(u[0]-c[0])*s;break;default:for(let e=0;e&lt;l;e++)d[e]=c[e]+(u[e]-c[e])*s}return e.insertTuple(n,d)}}(e,t)}const ws=Xt(Ps,&quot;vtkDataArray&quot;);var Is={newInstance:ws,extend:Ps,...Cs,...hs};const{vtkErrorMacro:Os}=sn,Rs=new Float64Array(16),Ms=new Float64Array(4);function Ds(e,t){const n=e.getNormalByReference(),r=e.getOriginByReference();return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=-(n[0]*r[0]+n[1]*r[1]+n[2]*r[2]),t}const Es={clippingPlanes:[]};var Vs={extend:function(e,t,n={}){Object.assign(t,Es,n),sn.obj(e,t),sn.algo(e,t,1,0),t.clippingPlanes||(t.clippingPlanes=[]),function(e,t){t.classHierarchy.push(&quot;vtkAbstractMapper&quot;),e.update=()=&gt;{e.getInputData()},e.addClippingPlane=n=&gt;!!n.isA(&quot;vtkPlane&quot;)&amp;&amp;!t.clippingPlanes.includes(n)&amp;&amp;(t.clippingPlanes.push(n),e.modified(),!0),e.getNumberOfClippingPlanes=()=&gt;t.clippingPlanes.length,e.removeAllClippingPlanes=()=&gt;0!==t.clippingPlanes.length&amp;&amp;(t.clippingPlanes.length=0,e.modified(),!0),e.removeClippingPlane=n=&gt;{const r=t.clippingPlanes.indexOf(n);return-1!==r&amp;&amp;(t.clippingPlanes.splice(r,1),e.modified(),!0)},e.getClippingPlanes=()=&gt;t.clippingPlanes,e.getClippingPlanesMTime=()=&gt;{let e=0;for(let n=0;n&lt;t.clippingPlanes.length;n++)e=Math.max(e,t.clippingPlanes[n].getMTime());return e},e.setClippingPlanes=t=&gt;{if(t)if(Array.isArray(t)){const n=t.length;for(let r=0;r&lt;n&amp;&amp;r&lt;6;r++)e.addClippingPlane(t[r])}else e.addClippingPlane(t)},e.getClippingPlaneInCoords=(e,n,r)=&gt;{if(n&lt;0||n&gt;=t.clippingPlanes?.length)return void Os(`Clipping plane index ${n} is out of range.`);const o=r||new Float64Array(4);return Ds(t.clippingPlanes[n],Ms),b(Rs,e),y(Rs,Rs),de(o,Ms,Rs),o},e.getClippingPlaneInDataCoords=(e,n,r)=&gt;{const o=t.clippingPlanes;if(o){const t=o.length;if(n&gt;=0&amp;&amp;n&lt;t)return Ds(o[n],Ms),void de(r,Ms,e)}Os(`Clipping plane index ${n} is out of range.`)}}(e,t)}};var Ls={extend:function(e,t,n={}){Object.assign(t,(e=&gt;({bounds:[...Hi.INIT_BOUNDS],center:[0,0,0],viewSpecificProperties:{},...e}))(n)),Vs.extend(e,t,n),sn.setGet(e,t,[&quot;viewSpecificProperties&quot;]),sn.getArray(e,t,[&quot;bounds&quot;],6),function(e,t){e.computeBounds=()=&gt;{sn.vtkErrorMacro(&quot;vtkAbstractMapper3D.computeBounds - NOT IMPLEMENTED&quot;)};const n=e.getBounds;e.getBounds=()=&gt;(e.computeBounds(),n());const r=e.getBoundsByReference;e.getBoundsByReference=()=&gt;(e.computeBounds(),r()),e.getCenter=()=&gt;{const n=e.getBoundsByReference();return t.center=Hi.isValid(n)?Hi.getCenter(n):null,t.center?.slice()},e.getLength=()=&gt;{const t=e.getBoundsByReference();return Hi.getDiagonalLength(t)}}(e,t)}};const{vtkErrorMacro:Bs,vtkWarningMacro:Fs}=sn;const Ns={arrays:[],copyFieldFlags:[],doCopyAllOn:!0,doCopyAllOff:!1};function ks(e,t,n={}){Object.assign(t,Ns,n),sn.obj(e,t),function(e,t){t.classHierarchy.push(&quot;vtkFieldData&quot;);const n=e.getState;t.arrays&amp;&amp;(t.arrays=t.arrays.map((e=&gt;({data:it(e.data)})))),e.initialize=()=&gt;{e.initializeFields(),e.copyAllOn(),e.clearFieldFlags()},e.initializeFields=()=&gt;{t.arrays=[],t.copyFieldFlags={},e.modified()},e.copyStructure=n=&gt;{e.initializeFields(),t.copyFieldFlags=n.getCopyFieldFlags().map((e=&gt;e)),t.arrays=n.getArrays().map((e=&gt;({data:e})))},e.getNumberOfArrays=()=&gt;t.arrays.length,e.getNumberOfActiveArrays=()=&gt;t.arrays.length,e.addArray=n=&gt;{const r=n.getName(),{array:o,index:a}=e.getArrayWithIndex(r);return null!=o?(t.arrays[a]={data:n},a):(t.arrays=[].concat(t.arrays,{data:n}),t.arrays.length-1)},e.removeAllArrays=()=&gt;{t.arrays=[]},e.removeArray=n=&gt;{const r=t.arrays.findIndex((e=&gt;e.data.getName()===n));return e.removeArrayByIndex(r)},e.removeArrayByIndex=e=&gt;-1!==e&amp;&amp;e&lt;t.arrays.length&amp;&amp;(t.arrays.splice(e,1),!0),e.getArrays=()=&gt;t.arrays.map((e=&gt;e.data)),e.getArray=t=&gt;&quot;number&quot;==typeof t?e.getArrayByIndex(t):e.getArrayByName(t),e.getArrayByName=e=&gt;t.arrays.reduce(((t,n,r)=&gt;n.data.getName()===e?n.data:t),null),e.getArrayWithIndex=e=&gt;{const n=t.arrays.findIndex((t=&gt;t.data.getName()===e));return{array:-1!==n?t.arrays[n].data:null,index:n}},e.getArrayByIndex=e=&gt;e&gt;=0&amp;&amp;e&lt;t.arrays.length?t.arrays[e].data:null,e.hasArray=t=&gt;e.getArrayWithIndex(t).index&gt;=0,e.getArrayName=e=&gt;{const n=t.arrays[e];return n?n.data.getName():&quot;&quot;},e.getCopyFieldFlags=()=&gt;t.copyFieldFlags,e.getFlag=e=&gt;t.copyFieldFlags[e],e.passData=(n,r=-1,o=-1)=&gt;{n.getArrays().forEach((a=&gt;{const i=e.getFlag(a.getName());if(!1!==i&amp;&amp;(!t.doCopyAllOff||!0===i)&amp;&amp;a){let t=e.getArrayByName(a.getName());if(t)if(a.getNumberOfComponents()===t.getNumberOfComponents())if(r&gt;-1&amp;&amp;r&lt;a.getNumberOfTuples()){const e=o&gt;-1?o:r;t.insertTuple(e,a.getTuple(r))}else t.insertTuples(0,a.getTuples());else Bs(&quot;Unhandled case in passData&quot;);else if(r&lt;0||r&gt;a.getNumberOfTuples())e.addArray(a),n.getAttributes(a).forEach((t=&gt;{e.setAttribute(a,t)}));else{const i=a.getNumberOfComponents();let s=a.getNumberOfValues();const l=o&gt;-1?o:r;s&lt;=l*i&amp;&amp;(s=(l+1)*i),t=Is.newInstance({name:a.getName(),dataType:a.getDataType(),numberOfComponents:i,values:sn.newTypedArray(a.getDataType(),s),size:0}),t.insertTuple(l,a.getTuple(r)),e.addArray(t),n.getAttributes(a).forEach((n=&gt;{e.setAttribute(t,n)}))}}}))},e.interpolateData=(n,r=-1,o=-1,a=-1,i=.5)=&gt;{n.getArrays().forEach((s=&gt;{const l=e.getFlag(s.getName());if(!1!==l&amp;&amp;(!t.doCopyAllOff||!0===l)&amp;&amp;s){let t=e.getArrayByName(s.getName());if(t)if(s.getNumberOfComponents()===t.getNumberOfComponents())if(r&gt;-1&amp;&amp;r&lt;s.getNumberOfTuples()){const e=a&gt;-1?a:r;t.interpolateTuple(e,s,r,s,o,i),Fs(&quot;Unexpected case in interpolateData&quot;)}else t.insertTuples(s.getTuples());else Bs(&quot;Unhandled case in interpolateData&quot;);else if(r&lt;0||o&lt;0||r&gt;s.getNumberOfTuples())e.addArray(s),n.getAttributes(s).forEach((t=&gt;{e.setAttribute(s,t)}));else{const l=s.getNumberOfComponents();let c=s.getNumberOfValues();const u=a&gt;-1?a:r;c&lt;=u*l&amp;&amp;(c=(u+1)*l),t=Is.newInstance({name:s.getName(),dataType:s.getDataType(),numberOfComponents:l,values:sn.newTypedArray(s.getDataType(),c),size:0}),t.interpolateTuple(u,s,r,s,o,i),e.addArray(t),n.getAttributes(s).forEach((n=&gt;{e.setAttribute(t,n)}))}}}))},e.copyFieldOn=e=&gt;{t.copyFieldFlags[e]=!0},e.copyFieldOff=e=&gt;{t.copyFieldFlags[e]=!1},e.copyAllOn=()=&gt;{t.doCopyAllOn&amp;&amp;!t.doCopyAllOff||(t.doCopyAllOn=!0,t.doCopyAllOff=!1,e.modified())},e.copyAllOff=()=&gt;{!t.doCopyAllOn&amp;&amp;t.doCopyAllOff||(t.doCopyAllOn=!1,t.doCopyAllOff=!0,e.modified())},e.clearFieldFlags=()=&gt;{t.copyFieldFlags={}},e.deepCopy=e=&gt;{t.arrays=e.getArrays().map((e=&gt;{const t=e.newClone();return t.deepCopy(e),{data:t}}))},e.copyFlags=e=&gt;e.getCopyFieldFlags().map((e=&gt;e)),e.reset=()=&gt;t.arrays.forEach((e=&gt;e.data.reset())),e.getMTime=()=&gt;t.arrays.reduce(((e,t)=&gt;t.data.getMTime()&gt;e?t.data.getMTime():e),t.mtime),e.getNumberOfComponents=()=&gt;t.arrays.reduce(((e,t)=&gt;e+t.data.getNumberOfComponents()),0),e.getNumberOfTuples=()=&gt;t.arrays.length&gt;0?t.arrays[0].getNumberOfTuples():0,e.getState=e=&gt;{const r=n(e);return r&amp;&amp;(r.arrays=t.arrays.map((t=&gt;({data:t.data.getState(e)})))),r}}(e,t)}var Gs={newInstance:sn.newInstance(ks,&quot;vtkFieldData&quot;),extend:ks};const Us={DEFAULT:0,SINGLE:1,DOUBLE:2};var _s={AttributeCopyOperations:{COPYTUPLE:0,INTERPOLATE:1,PASSDATA:2,ALLCOPY:3},AttributeLimitTypes:{MAX:0,EXACT:1,NOLIMIT:2},AttributeTypes:{SCALARS:0,VECTORS:1,NORMALS:2,TCOORDS:3,TENSORS:4,GLOBALIDS:5,PEDIGREEIDS:6,EDGEFLAG:7,NUM_ATTRIBUTES:8},CellGhostTypes:{DUPLICATECELL:1,HIGHCONNECTIVITYCELL:2,LOWCONNECTIVITYCELL:4,REFINEDCELL:8,EXTERIORCELL:16,HIDDENCELL:32},DesiredOutputPrecision:Us,PointGhostTypes:{DUPLICATEPOINT:1,HIDDENPOINT:2},ghostArrayName:&quot;vtkGhostType&quot;};const{AttributeTypes:Ks,AttributeCopyOperations:zs}=_s,{vtkWarningMacro:Ws}=sn;const Hs={activeScalars:-1,activeVectors:-1,activeTensors:-1,activeNormals:-1,activeTCoords:-1,activeGlobalIds:-1,activePedigreeIds:-1};function js(e,t,n={}){Object.assign(t,Hs,n),Gs.extend(e,t,n),sn.setGet(e,t,[&quot;activeScalars&quot;,&quot;activeNormals&quot;,&quot;activeTCoords&quot;,&quot;activeVectors&quot;,&quot;activeTensors&quot;,&quot;activeGlobalIds&quot;,&quot;activePedigreeIds&quot;]),t.arrays||(t.arrays={}),function(e,t){const n=[&quot;Scalars&quot;,&quot;Vectors&quot;,&quot;Normals&quot;,&quot;TCoords&quot;,&quot;Tensors&quot;,&quot;GlobalIds&quot;,&quot;PedigreeIds&quot;];function r(e){let t=n.find((t=&gt;Ks[t.toUpperCase()]===e||&quot;number&quot;!=typeof e&amp;&amp;t.toLowerCase()===e.toLowerCase()));return void 0===t&amp;&amp;(t=null),t}t.classHierarchy.push(&quot;vtkDataSetAttributes&quot;);const o={...e};e.checkNumberOfComponents=e=&gt;!0,e.setAttribute=(n,o)=&gt;{const a=r(o);if(n&amp;&amp;&quot;PEDIGREEIDS&quot;===a.toUpperCase()&amp;&amp;!n.isA(&quot;vtkDataArray&quot;))return Ws(`Cannot set attribute ${a}. The attribute must be a vtkDataArray.`),-1;if(n&amp;&amp;!e.checkNumberOfComponents(n,a))return Ws(`Cannot set attribute ${a}. Incorrect number of components.`),-1;if(n){const r=e.addArray(n);t[`active${a}`]=r}else t[`active${a}`]=-1;return e.modified(),t[`active${a}`]},e.getAttributes=t=&gt;n.filter((n=&gt;e[`get${n}`]()===t)),e.setActiveAttributeByName=(t,n)=&gt;e.setActiveAttributeByIndex(e.getArrayWithIndex(t).index,n),e.setActiveAttributeByIndex=(n,o)=&gt;{const a=r(o);if(n&gt;=0&amp;&amp;n&lt;t.arrays.length){if(&quot;PEDIGREEIDS&quot;!==a.toUpperCase()){const t=e.getArrayByIndex(n);if(!t.isA(&quot;vtkDataArray&quot;))return Ws(`Cannot set attribute ${a}. Only vtkDataArray subclasses can be set as active attributes.`),-1;if(!e.checkNumberOfComponents(t,a))return Ws(`Cannot set attribute ${a}. Incorrect number of components.`),-1}return t[`active${a}`]=n,e.modified(),n}return-1===n&amp;&amp;(t[`active${a}`]=n,e.modified()),-1},e.getActiveAttribute=t=&gt;{const n=r(t);return e[`get${n}`]()},e.removeAllArrays=()=&gt;{n.forEach((e=&gt;{t[`active${e}`]=-1})),o.removeAllArrays()},e.removeArrayByIndex=e=&gt;(-1!==e&amp;&amp;n.forEach((n=&gt;{e===t[`active${n}`]?t[`active${n}`]=-1:e&lt;t[`active${n}`]&amp;&amp;(t[`active${n}`]-=1)})),o.removeArrayByIndex(e)),n.forEach((n=&gt;{const r=`active${n}`;e[`get${n}`]=()=&gt;e.getArrayByIndex(t[r]),e[`set${n}`]=t=&gt;e.setAttribute(t,n),e[`setActive${n}`]=t=&gt;e.setActiveAttributeByIndex(e.getArrayWithIndex(t).index,n),e[`copy${n}Off`]=()=&gt;{const e=n.toUpperCase();t.copyAttributeFlags[zs.PASSDATA][Ks[e]]=!1},e[`copy${n}On`]=()=&gt;{const e=n.toUpperCase();t.copyAttributeFlags[zs.PASSDATA][Ks[e]]=!0}})),e.initializeAttributeCopyFlags=()=&gt;{t.copyAttributeFlags=[],Object.keys(zs).filter((e=&gt;&quot;ALLCOPY&quot;!==e)).forEach((e=&gt;{t.copyAttributeFlags[zs[e]]=Object.keys(Ks).filter((e=&gt;&quot;NUM_ATTRIBUTES&quot;!==e)).reduce(((e,t)=&gt;(e[Ks[t]]=!0,e)),[])})),t.copyAttributeFlags[zs.COPYTUPLE][Ks.GLOBALIDS]=!1,t.copyAttributeFlags[zs.INTERPOLATE][Ks.GLOBALIDS]=!1,t.copyAttributeFlags[zs.COPYTUPLE][Ks.PEDIGREEIDS]=!1},e.initialize=sn.chain(e.initialize,e.initializeAttributeCopyFlags),t.dataArrays&amp;&amp;Object.keys(t.dataArrays).length&amp;&amp;Object.keys(t.dataArrays).forEach((n=&gt;{t.dataArrays[n].ref||&quot;vtkDataArray&quot;!==t.dataArrays[n].type||e.addArray(Is.newInstance(t.dataArrays[n]))}));const a=e.shallowCopy;e.shallowCopy=(e,n)=&gt;{a(e,n),t.arrays=e.getArrays().map((e=&gt;{const t=e.newClone();return t.shallowCopy(e,n),{data:t}}))},e.initializeAttributeCopyFlags()}(e,t)}var Xs={newInstance:sn.newInstance(js,&quot;vtkDataSetAttributes&quot;),extend:js,..._s};var qs={FieldDataTypes:{UNIFORM:0,DATA_OBJECT_FIELD:0,COORDINATE:1,POINT_DATA:1,POINT:2,POINT_FIELD_DATA:2,CELL:3,CELL_FIELD_DATA:3,VERTEX:4,VERTEX_FIELD_DATA:4,EDGE:5,EDGE_FIELD_DATA:5,ROW:6,ROW_DATA:6},FieldAssociations:{FIELD_ASSOCIATION_POINTS:0,FIELD_ASSOCIATION_CELLS:1,FIELD_ASSOCIATION_NONE:2,FIELD_ASSOCIATION_POINTS_THEN_CELLS:3,FIELD_ASSOCIATION_VERTICES:4,FIELD_ASSOCIATION_EDGES:5,FIELD_ASSOCIATION_ROWS:6,NUMBER_OF_ASSOCIATIONS:7}};const Ys=[&quot;pointData&quot;,&quot;cellData&quot;,&quot;fieldData&quot;];const Js={};function Zs(e,t,n={}){Object.assign(t,Js,n),sn.obj(e,t),sn.setGet(e,t,Ys),sn.getArray(e,t,[&quot;bounds&quot;],6),function(e,t){t.classHierarchy.push(&quot;vtkDataSet&quot;),Ys.forEach((e=&gt;{t[e]?t[e]=it(t[e]):t[e]=Xs.newInstance()})),e.computeBounds=()=&gt;{if(t.modifiedTime&amp;&amp;t.computeTime&amp;&amp;t.modifiedTime&gt;t.computeTime||!t.computeTime){const n=e.getPoints();n?.getNumberOfPoints()?Hi.setBounds(t.bounds,n.getBoundsByReference()):t.bounds=za.createUninitializedBounds(),t.computeTime=sn.getCurrentGlobalMTime()}},e.getLength2=()=&gt;{const t=e.getBoundsByReference();return t&amp;&amp;6===t.length?Hi.getDiagonalLength2(t):0},e.getLength=()=&gt;Math.sqrt(e.getLength2()),e.getCenter=()=&gt;{const t=e.getBoundsByReference();return t&amp;&amp;6===t.length?Hi.getCenter(t):[0,0,0]},e.getCellBounds=t=&gt;{const n=e.getCell(t);return n?n.getBounds():za.createUninitializedBounds()},e.getBounds=sn.chain((()=&gt;e.computeBounds),e.getBounds),e.getBoundsByReference=sn.chain((()=&gt;e.computeBounds),e.getBoundsByReference);const n=e.shallowCopy;e.shallowCopy=(e,r=!1)=&gt;{n(e,r),Ys.forEach((n=&gt;{t[n]=Xs.newInstance(),t[n].shallowCopy(e.getReferenceByName(n))}))};const r=e.getMTime;e.getMTime=()=&gt;Ys.reduce(((e,n)=&gt;Math.max(e,t[n]?.getMTime()??e)),r()),e.initialize=()=&gt;(Ys.forEach((e=&gt;t[e]?.initialize())),e)}(e,t)}var Qs={newInstance:sn.newInstance(Zs,&quot;vtkDataSet&quot;),extend:Zs,...qs};const $s={UNCHANGED:0,SINGLE_POINT:1,X_LINE:2,Y_LINE:3,Z_LINE:4,XY_PLANE:5,YZ_PLANE:6,XZ_PLANE:7,XYZ_GRID:8,EMPTY:9};var el={StructuredType:$s};const{StructuredType:tl}=el;var nl={getDataDescriptionFromExtent:function(e){let t=0;for(let n=0;n&lt;3;++n)e[2*n]&lt;e[2*n+1]&amp;&amp;t++;return e[0]&gt;e[1]||e[2]&gt;e[3]||e[4]&gt;e[5]?tl.EMPTY:3===t?tl.XYZ_GRID:2===t?e[0]===e[1]?tl.YZ_PLANE:e[2]===e[3]?tl.XZ_PLANE:tl.XY_PLANE:1===t?e[0]&lt;e[1]?tl.X_LINE:e[2]&lt;e[3]?tl.Y_LINE:tl.Z_LINE:tl.SINGLE_POINT},...el};const{vtkErrorMacro:rl}=sn;const ol={direction:null,indexToWorld:null,worldToIndex:null,spacing:[1,1,1],origin:[0,0,0],extent:[0,-1,0,-1,0,-1],dataDescription:$s.EMPTY};function al(e,t,n={}){Object.assign(t,ol,n),Qs.extend(e,t,n),t.direction?Array.isArray(t.direction)&amp;&amp;(t.direction=new Float64Array(t.direction.slice(0,9))):t.direction=c(new Float64Array(9)),t.indexToWorld=new Float64Array(16),t.worldToIndex=new Float64Array(16),sn.get(e,t,[&quot;indexToWorld&quot;,&quot;worldToIndex&quot;]),sn.setGetArray(e,t,[&quot;origin&quot;,&quot;spacing&quot;],3),sn.setGetArray(e,t,[&quot;direction&quot;],9),sn.getArray(e,t,[&quot;extent&quot;],6),function(e,t){t.classHierarchy.push(&quot;vtkImageData&quot;),e.setExtent=(...n)=&gt;{if(t.deleted)return rl(&quot;instance deleted - cannot call any method&quot;),!1;const r=1===n.length?n[0]:n;if(6!==r.length)return!1;const o=t.extent.some(((e,t)=&gt;e!==r[t]));return o&amp;&amp;(t.extent=r.slice(),t.dataDescription=nl.getDataDescriptionFromExtent(t.extent),e.modified()),o},e.setDimensions=(...n)=&gt;{let r,o,a;if(t.deleted)rl(&quot;instance deleted - cannot call any method&quot;);else{if(1===n.length){const e=n[0];r=e[0],o=e[1],a=e[2]}else{if(3!==n.length)return void rl(&quot;Bad dimension 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r=[0,0,0,0,0,0];e.worldToIndexBounds(t,r);const o=[0,0,0],a=[0,0,0];Hi.computeCornerPoints(r,o,a),ca(o,o),ca(a,a);const i=e.getDimensions();Ma(o,[0,0,0],[i[0]-1,i[1]-1,i[2]-1],o),Ma(a,[0,0,0],[i[0]-1,i[1]-1,i[2]-1],a);const s=i[0],l=i[0]*i[1],c=e.getPointData().getScalars().getData();let u=-1/0,d=1/0,p=0,f=0,g=0;for(let e=o[2];e&lt;=a[2];e++)for(let t=o[1];t&lt;=a[1];t++){let i=o[0]+t*s+e*l;for(let s=o[0];s&lt;=a[0];s++){if(!n||n([s,t,e],r)){const e=c[i];e&gt;u&amp;&amp;(u=e),e&lt;d&amp;&amp;(d=e),p+=e*e,f+=e,g+=1}++i}}const m=g&gt;0?f/g:0,h=g?Math.abs(p/g-m*m):0;return{minimum:d,maximum:u,average:m,variance:h,sigma:Math.sqrt(h),count:g}},e.computeIncrements=(e,t=1)=&gt;{const n=[];let r=t;for(let t=0;t&lt;3;++t)n[t]=r,r*=e[2*t+1]-e[2*t]+1;return n},e.computeOffsetIndex=([t,n,r])=&gt;{const o=e.getExtent(),a=e.getPointData().getScalars().getNumberOfComponents(),i=e.computeIncrements(o,a);return Math.floor((Math.round(t)-o[0])*i[0]+(Math.round(n)-o[2])*i[1]+(Math.round(r)-o[4])*i[2])},e.getOffsetIndexFromWorld=t=&gt;{const n=e.getExtent(),r=e.worldToIndex(t);for(let e=0;e&lt;3;++e)if(r[e]&lt;n[2*e]||r[e]&gt;n[2*e+1])return rl(`GetScalarPointer: Pixel ${r} is not in memory. Current extent = ${n}`),NaN;return e.computeOffsetIndex(r)},e.getScalarValueFromWorld=(t,n=0)=&gt;{const r=e.getPointData().getScalars().getNumberOfComponents();if(n&lt;0||n&gt;=r)return rl(`GetScalarPointer: Scalar Component ${n} is not within bounds. Current Scalar numberOfComponents: ${r}`),NaN;const o=e.getOffsetIndexFromWorld(t);return Number.isNaN(o)?o:e.getPointData().getScalars().getComponent(o,n)};const n=e.initialize;e.initialize=()=&gt;(e.set({direction:c(t.direction),spacing:[1,1,1],origin:[0,0,0],extent:[0,-1,0,-1,0,-1],dataDescription:$s.EMPTY}),n())}(e,t)}var il={newInstance:sn.newInstance(al,&quot;vtkImageData&quot;),extend:al};const sl={LUMINANCE:1,LUMINANCE_ALPHA:2,RGB:3,RGBA:4};var ll={VectorMode:{MAGNITUDE:0,COMPONENT:1,RGBCOLORS:2},ScalarMappingTarget:sl,Scale:{LINEAR:0,LOG10:1}};var cl={ColorMode:{DEFAULT:0,MAP_SCALARS:1,DIRECT_SCALARS:2},GetArray:{BY_ID:0,BY_NAME:1},ScalarMode:{DEFAULT:0,USE_POINT_DATA:1,USE_CELL_DATA:2,USE_POINT_FIELD_DATA:3,USE_CELL_FIELD_DATA:4,USE_FIELD_DATA:5}};const{ScalarMappingTarget:ul,Scale:dl,VectorMode:pl}=ll,{VtkDataTypes:fl}=Is,{ColorMode:gl}=cl,{vtkErrorMacro:ml}=sn;function hl(e){return e}function vl(e){return Math.floor(255*e+.5)}const Tl={alpha:1,vectorComponent:0,vectorSize:-1,vectorMode:pl.COMPONENT,mappingRange:null,annotationArray:null,annotatedValueMap:null,indexedLookup:!1,scale:dl.LINEAR};function xl(e,t,n={}){Object.assign(t,Tl,n),sn.obj(e,t),t.mappingRange=[0,255],t.annotationArray=[],t.annotatedValueMap=[],sn.setGet(e,t,[&quot;vectorSize&quot;,&quot;vectorComponent&quot;,&quot;vectorMode&quot;,&quot;alpha&quot;,&quot;indexedLookup&quot;]),sn.setArray(e,t,[&quot;mappingRange&quot;],2),sn.getArray(e,t,[&quot;mappingRange&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkScalarsToColors&quot;),e.setVectorModeToMagnitude=()=&gt;e.setVectorMode(pl.MAGNITUDE),e.setVectorModeToComponent=()=&gt;e.setVectorMode(pl.COMPONENT),e.setVectorModeToRGBColors=()=&gt;e.setVectorMode(pl.RGBCOLORS),e.build=()=&gt;{},e.isOpaque=()=&gt;!0,e.setAnnotations=(n,r)=&gt;{if(!(n&amp;&amp;!r||!n&amp;&amp;r))if(n&amp;&amp;r&amp;&amp;n.length!==r.length)ml(&quot;Values and annotations do not have the same number of tuples so ignoring&quot;);else{if(t.annotationArray=[],r&amp;&amp;n){const e=r.length;for(let o=0;o&lt;e;o++)t.annotationArray.push({value:n[o],annotation:String(r[o])})}e.updateAnnotatedValueMap(),e.modified()}},e.setAnnotation=(n,r)=&gt;{let o=e.checkForAnnotatedValue(n),a=!1;return o&gt;=0?t.annotationArray[o].annotation!==r&amp;&amp;(t.annotationArray[o].annotation=r,a=!0):(t.annotationArray.push({value:n,annotation:r}),o=t.annotationArray.length-1,a=!0),a&amp;&amp;(e.updateAnnotatedValueMap(),e.modified()),o},e.getNumberOfAnnotatedValues=()=&gt;t.annotationArray.length,e.getAnnotatedValue=e=&gt;e&lt;0||e&gt;=t.annotationArray.length?null:t.annotationArray[e].value,e.getAnnotation=e=&gt;void 0===t.annotationArray[e]?null:t.annotationArray[e].annotation,e.getAnnotatedValueIndex=n=&gt;t.annotationArray.length?e.checkForAnnotatedValue(n):-1,e.removeAnnotation=n=&gt;{const r=e.checkForAnnotatedValue(n),o=r&gt;=0;return o&amp;&amp;(t.annotationArray.splice(r,1),e.updateAnnotatedValueMap(),e.modified()),o},e.resetAnnotations=()=&gt;{t.annotationArray=[],t.annotatedValueMap=[],e.modified()},e.getAnnotationColor=(n,r)=&gt;{if(t.indexedLookup){const t=e.getAnnotatedValueIndex(n);e.getIndexedColor(t,r)}else e.getColor(parseFloat(n),r),r[3]=1},e.checkForAnnotatedValue=t=&gt;e.getAnnotatedValueIndexInternal(t),e.getAnnotatedValueIndexInternal=e=&gt;{if(void 0!==t.annotatedValueMap[e]){const n=t.annotationArray.length;return t.annotatedValueMap[e]%n}return-1},e.getIndexedColor=(e,t)=&gt;{t[0]=0,t[1]=0,t[2]=0,t[3]=0},e.updateAnnotatedValueMap=()=&gt;{t.annotatedValueMap=[];const e=t.annotationArray.length;for(let n=0;n&lt;e;n++)t.annotatedValueMap[t.annotationArray[n].value]=n},e.mapScalars=(t,n,r)=&gt;{const o=t.getNumberOfComponents();let a=null;if(n===gl.DEFAULT&amp;&amp;(t.getDataType()===fl.UNSIGNED_CHAR||t.getDataType()===fl.UNSIGNED_CHAR_CLAMPED)||n===gl.DIRECT_SCALARS&amp;&amp;t)a=e.convertToRGBA(t,o,t.getNumberOfTuples());else{const n={type:&quot;vtkDataArray&quot;,name:&quot;temp&quot;,numberOfComponents:4,dataType:fl.UNSIGNED_CHAR},i=sn.newTypedArray(n.dataType,4*t.getNumberOfTuples());n.values=i,n.size=i.length,a=Is.newInstance(n);let s=r;s&lt;0&amp;&amp;o&gt;1?e.mapVectorsThroughTable(t,a,ul.RGBA,-1,-1):(s&lt;0&amp;&amp;(s=0),s&gt;=o&amp;&amp;(s=o-1),e.mapScalarsThroughTable(t,a,ul.RGBA,s))}return a},e.mapVectorsToMagnitude=(e,t,n)=&gt;{const r=e.getNumberOfTuples(),o=e.getNumberOfComponents(),a=t.getData(),i=e.getData();for(let e=0;e&lt;r;e++){let t=0;for(let r=0;r&lt;n;r++)t+=i[e*o+r]*i[e*o+r];a[e]=Math.sqrt(t)}},e.mapVectorsThroughTable=(t,n,r,o,a)=&gt;{let i=e.getVectorMode(),s=a,l=o;const c=t.getNumberOfComponents();i===pl.COMPONENT?(-1===l&amp;&amp;(l=e.getVectorComponent()),l&lt;0&amp;&amp;(l=0),l&gt;=c&amp;&amp;(l=c-1)):(-1===s&amp;&amp;(s=e.getVectorSize()),s&lt;=0?(l=0,s=c):(l&lt;0&amp;&amp;(l=0),l&gt;=c&amp;&amp;(l=c-1),l+s&gt;c&amp;&amp;(s=c-l)),i!==pl.MAGNITUDE||1!==c&amp;&amp;1!==s||(i=pl.COMPONENT));let u=0;switch(l&gt;0&amp;&amp;(u=l),i){case pl.COMPONENT:e.mapScalarsThroughTable(t,n,r,u);break;case pl.RGBCOLORS:break;case pl.MAGNITUDE:default:{const o=Is.newInstance({numberOfComponents:1,values:new Float32Array(t.getNumberOfTuples())});e.mapVectorsToMagnitude(t,o,s),e.mapScalarsThroughTable(o,n,r,0);break}}},e.luminanceToRGBA=(e,t,n,r)=&gt;{const o=r(n),a=t.getData(),i=e.getData(),s=a.length;let l=0;for(let e=0;e&lt;s;e+=1){const t=r(a[e]);i[4*l]=t,i[4*l+1]=t,i[4*l+2]=t,i[4*l+3]=o,l++}},e.luminanceAlphaToRGBA=(e,t,n,r)=&gt;{const o=t.getData(),a=e.getData(),i=o.length;let s=0;for(let e=0;e&lt;i;e+=2){const t=r(o[e]);a[s]=t,a[s+1]=t,a[s+2]=t,a[s+3]=r(o[e+1])*n,s+=4}},e.rGBToRGBA=(e,t,n,r)=&gt;{const o=vl(n),a=t.getData(),i=e.getData(),s=a.length;let l=0;for(let e=0;e&lt;s;e+=3)i[4*l]=r(a[e]),i[4*l+1]=r(a[e+1]),i[4*l+2]=r(a[e+2]),i[4*l+3]=o,l++},e.rGBAToRGBA=(e,t,n,r)=&gt;{const o=t.getData(),a=e.getData(),i=o.length;let s=0;for(let e=0;e&lt;i;e+=4)a[4*s]=r(o[e]),a[4*s+1]=r(o[e+1]),a[4*s+2]=r(o[e+2]),a[4*s+3]=r(o[e+3])*n,s++},e.convertToRGBA=(n,r,o)=&gt;{let{alpha:a}=t;if(4===r&amp;&amp;a&gt;=1&amp;&amp;n.getDataType()===fl.UNSIGNED_CHAR)return n;const i=Is.newInstance({numberOfComponents:4,empty:!0,size:4*o,dataType:fl.UNSIGNED_CHAR});if(o&lt;=0)return i;a=a&gt;0?a:0,a=a&lt;1?a:1;let s=hl;switch(n.getDataType()!==fl.FLOAT&amp;&amp;n.getDataType()!==fl.DOUBLE||(s=vl),r){case 1:e.luminanceToRGBA(i,n,a,s);break;case 2:e.luminanceAlphaToRGBA(i,n,s);break;case 3:e.rGBToRGBA(i,n,a,s);break;case 4:e.rGBAToRGBA(i,n,a,s);break;default:return ml(&quot;Cannot convert colors&quot;),null}return i},e.usingLogScale=()=&gt;!1,e.getNumberOfAvailableColors=()=&gt;16777216,e.setRange=(t,n)=&gt;e.setMappingRange(t,n),e.getRange=()=&gt;e.getMappingRange(),e.areScalarsOpaque=(n,r,o)=&gt;{if(!n)return e.isOpaque();const a=n.getNumberOfComponents();return(r!==gl.DEFAULT||n.getDataType()!==fl.UNSIGNED_CHAR)&amp;&amp;r!==gl.DIRECT_SCALARS||(3===a||1===a?t.alpha&gt;=1:255===n.getRange(a-1)[0])}}(e,t)}var yl={newInstance:sn.newInstance(xl,&quot;vtkScalarsToColors&quot;),extend:xl,...ll};const{vtkErrorMacro:bl}=sn;const Al={numberOfColors:256,hueRange:[0,.66667],saturationRange:[1,1],valueRange:[1,1],alphaRange:[1,1],nanColor:[.5,0,0,1],belowRangeColor:[0,0,0,1],aboveRangeColor:[1,1,1,1],useAboveRangeColor:!1,useBelowRangeColor:!1,alpha:1};function Cl(e,t,n={}){Object.assign(t,Al,n),yl.extend(e,t,n),t.table||(t.table=[]),t.buildTime={},sn.obj(t.buildTime),t.opaqueFlagBuildTime={},sn.obj(t.opaqueFlagBuildTime,{mtime:0}),t.insertTime={},sn.obj(t.insertTime,{mtime:0}),sn.get(e,t,[&quot;buildTime&quot;]),sn.setGet(e,t,[&quot;numberOfColors&quot;,&quot;useAboveRangeColor&quot;,&quot;useBelowRangeColor&quot;]),sn.setArray(e,t,[&quot;alphaRange&quot;,&quot;hueRange&quot;,&quot;saturationRange&quot;,&quot;valueRange&quot;],2),sn.setArray(e,t,[&quot;nanColor&quot;,&quot;belowRangeColor&quot;,&quot;aboveRangeColor&quot;],4),sn.getArray(e,t,[&quot;hueRange&quot;,&quot;saturationRange&quot;,&quot;valueRange&quot;,&quot;alphaRange&quot;,&quot;nanColor&quot;,&quot;belowRangeColor&quot;,&quot;aboveRangeColor&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkLookupTable&quot;),e.isOpaque=()=&gt;{if(t.opaqueFlagBuildTime.getMTime()&lt;e.getMTime()){let e=!0;t.nanColor[3]&lt;1&amp;&amp;(e=0),t.useBelowRangeColor&amp;&amp;t.belowRangeColor[3]&lt;1&amp;&amp;(e=0),t.useAboveRangeColor&amp;&amp;t.aboveRangeColor[3]&lt;1&amp;&amp;(e=0);for(let n=3;n&lt;t.table.length&amp;&amp;e;n+=4)t.table[n]&lt;255&amp;&amp;(e=!1);t.opaqueFlag=e,t.opaqueFlagBuildTime.modified()}return t.opaqueFlag},e.usingLogScale=()=&gt;!1,e.getNumberOfAvailableColors=()=&gt;t.table.length/4-3,e.linearIndexLookup=(e,t)=&gt;{let n=0;const r=Number(e);return r&lt;t.range[0]?n=t.maxIndex+0+1.5:r&gt;t.range[1]?n=t.maxIndex+1+1.5:(n=(r+t.shift)*t.scale,n=n&lt;t.maxIndex?n:t.maxIndex),Math.floor(n)},e.linearLookup=(t,n,r)=&gt;{let o=0;o=ka(t)?Math.floor(r.maxIndex+1.5+2):e.linearIndexLookup(t,r);const a=4*o;return n.slice(a,a+4)},e.indexedLookupFunction=(n,r,o)=&gt;{let a=e.getAnnotatedValueIndexInternal(n);-1===a&amp;&amp;(a=t.numberOfColors+2);const i=4*a;return[r[i],r[i+1],r[i+2],r[i+3]]},e.lookupShiftAndScale=(e,t)=&gt;{t.shift=-e[0],t.scale=Number.MAX_VALUE,e[1]&gt;e[0]&amp;&amp;(t.scale=(t.maxIndex+1)/(e[1]-e[0]))},e.mapScalarsThroughTable=(n,r,o,a)=&gt;{let i=e.linearLookup;t.indexedLookup&amp;&amp;(i=e.indexedLookupFunction);const s=e.getMappingRange(),l={maxIndex:e.getNumberOfColors()-1,range:s,shift:0,scale:0};e.lookupShiftAndScale(s,l);const c=e.getAlpha(),u=n.getNumberOfTuples(),d=n.getNumberOfComponents(),p=r.getData(),f=n.getData();if(c&gt;=1){if(o===sl.RGBA)for(let e=0;e&lt;u;e++){const n=i(f[e*d+a],t.table,l);p[4*e]=n[0],p[4*e+1]=n[1],p[4*e+2]=n[2],p[4*e+3]=n[3]}}else if(o===sl.RGBA)for(let e=0;e&lt;u;e++){const n=i(f[e*d+a],t.table,l);p[4*e]=n[0],p[4*e+1]=n[1],p[4*e+2]=n[2],p[4*e+3]=Math.floor(n[3]*c+.5)}},e.forceBuild=()=&gt;{let n=0,r=0,o=0,a=0;const i=t.numberOfColors-1;i&amp;&amp;(n=(t.hueRange[1]-t.hueRange[0])/i,r=(t.saturationRange[1]-t.saturationRange[0])/i,o=(t.valueRange[1]-t.valueRange[0])/i,a=(t.alphaRange[1]-t.alphaRange[0])/i),t.table.length=4*i+16;const s=[],l=[];for(let e=0;e&lt;=i;e++)s[0]=t.hueRange[0]+e*n,s[1]=t.saturationRange[0]+e*r,s[2]=t.valueRange[0]+e*o,ya(s,l),l[3]=t.alphaRange[0]+e*a,t.table[4*e]=255*l[0]+.5,t.table[4*e+1]=255*l[1]+.5,t.table[4*e+2]=255*l[2]+.5,t.table[4*e+3]=255*l[3]+.5;e.buildSpecialColors(),t.buildTime.modified()},e.setTable=n=&gt;{if(Array.isArray(n)){const r=n[0].length;t.numberOfColors=n.length;const o=4-r;let a=0;for(let e=0;e&lt;t.numberOfColors;e++)t.table[4*e]=255,t.table[4*e+1]=255,t.table[4*e+2]=255,t.table[4*e+3]=255;for(let e=0;e&lt;n.length;e++){const i=n[e];for(let e=0;e&lt;r;e++)t.table[a++]=i[e];a+=o}return e.buildSpecialColors(),t.insertTime.modified(),e.modified(),!0}if(4!==n.getNumberOfComponents())return bl(&quot;Expected 4 components for RGBA colors&quot;),!1;if(n.getDataType()!==ms.UNSIGNED_CHAR)return bl(&quot;Expected unsigned char values for RGBA colors&quot;),!1;t.numberOfColors=n.getNumberOfTuples();const r=n.getData();t.table.length=r.length;for(let e=0;e&lt;r.length;e++)t.table[e]=r[e];return e.buildSpecialColors(),t.insertTime.modified(),e.modified(),!0},e.buildSpecialColors=()=&gt;{const{numberOfColors:e}=t,n=t.table;let r=4*(e+0);t.useBelowRangeColor||0===e?(n[r]=255*t.belowRangeColor[0]+.5,n[r+1]=255*t.belowRangeColor[1]+.5,n[r+2]=255*t.belowRangeColor[2]+.5,n[r+3]=255*t.belowRangeColor[3]+.5):(n[r]=n[0],n[r+1]=n[1],n[r+2]=n[2],n[r+3]=n[3]),r=4*(e+1),t.useAboveRangeColor||0===e?(n[r]=255*t.aboveRangeColor[0]+.5,n[r+1]=255*t.aboveRangeColor[1]+.5,n[r+2]=255*t.aboveRangeColor[2]+.5,n[r+3]=255*t.aboveRangeColor[3]+.5):(n[r]=n[4*(e-1)+0],n[r+1]=n[4*(e-1)+1],n[r+2]=n[4*(e-1)+2],n[r+3]=n[4*(e-1)+3]),r=4*(e+2),n[r]=255*t.nanColor[0]+.5,n[r+1]=255*t.nanColor[1]+.5,n[r+2]=255*t.nanColor[2]+.5,n[r+3]=255*t.nanColor[3]+.5},e.build=()=&gt;{(t.table.length&lt;1||e.getMTime()&gt;t.buildTime.getMTime()&amp;&amp;t.insertTime.getMTime()&lt;=t.buildTime.getMTime())&amp;&amp;e.forceBuild()},t.table.length&gt;0&amp;&amp;(e.buildSpecialColors(),t.insertTime.modified())}(e,t)}var Sl={newInstance:sn.newInstance(Cl,&quot;vtkLookupTable&quot;),extend:Cl};const Pl={Off:0,PolygonOffset:1};let wl=Pl.PolygonOffset,Il=Pl.Off;const Ol=[&quot;VTK_RESOLVE_OFF&quot;,&quot;VTK_RESOLVE_POLYGON_OFFSET&quot;];function Rl(e=0){const t=Il===e;return Il=e,t}var Ml={Resolve:Pl,getResolveCoincidentTopologyAsString:function(){return Ol[Il]},getResolveCoincidentTopologyPolygonOffsetFaces:function(){return wl},getResolveCoincidentTopology:function(){return Il},setResolveCoincidentTopology:Rl,setResolveCoincidentTopologyPolygonOffsetFaces:function(e){const t=wl===e;return wl=e,t},setResolveCoincidentTopologyToDefault:function(){return Rl(Pl.Off)},setResolveCoincidentTopologyToOff:function(){return Rl(Pl.Off)},setResolveCoincidentTopologyToPolygonOffset:function(){return Rl(Pl.PolygonOffset)}};function Dl(e,t,n){n.forEach((n=&gt;{e[`get${n.method}`]=()=&gt;t[n.key],e[`set${n.method}`]=sn.objectSetterMap.object(e,t,{name:n.key,params:[&quot;factor&quot;,&quot;offset&quot;]})}))}const El=[&quot;Polygon&quot;,&quot;Line&quot;,&quot;Point&quot;],Vl={modified:()=&gt;{}};Dl(Vl,{Polygon:{factor:2,offset:0},Line:{factor:1,offset:-1},Point:{factor:0,offset:-2}},El.map((e=&gt;({key:e,method:`ResolveCoincidentTopology${e}OffsetParameters`}))));var Ll={implementCoincidentTopologyMethods:function(e,t){void 0===t.resolveCoincidentTopology&amp;&amp;(t.resolveCoincidentTopology=!1),sn.setGet(e,t,[&quot;resolveCoincidentTopology&quot;]),t.topologyOffset={Polygon:{factor:0,offset:0},Line:{factor:0,offset:0},Point:{factor:0,offset:0}},Object.keys(Ml).forEach((t=&gt;{e[t]=Ml[t]})),Object.keys(Vl).filter((e=&gt;&quot;modified&quot;!==e)).forEach((t=&gt;{e[t]=Vl[t]})),Dl(e,t.topologyOffset,El.map((e=&gt;({key:e,method:`RelativeCoincidentTopology${e}OffsetParameters`})))),e.getCoincidentTopologyPolygonOffsetParameters=()=&gt;{const t=Vl.getResolveCoincidentTopologyPolygonOffsetParameters(),n=e.getRelativeCoincidentTopologyPolygonOffsetParameters();return{factor:t.factor+n.factor,offset:t.offset+n.offset}},e.getCoincidentTopologyLineOffsetParameters=()=&gt;{const t=Vl.getResolveCoincidentTopologyLineOffsetParameters(),n=e.getRelativeCoincidentTopologyLineOffsetParameters();return{factor:t.factor+n.factor,offset:t.offset+n.offset}},e.getCoincidentTopologyPointOffsetParameter=()=&gt;{const t=Vl.getResolveCoincidentTopologyPointOffsetParameters(),n=e.getRelativeCoincidentTopologyPointOffsetParameters();return{factor:t.factor+n.factor,offset:t.offset+n.offset}}},staticOffsetAPI:Vl,otherStaticMethods:Ml,CATEGORIES:El,Resolve:Pl};const Bl={MIN_KNOWN_PASS:0,ACTOR_PASS:0,COMPOSITE_INDEX_PASS:1,ID_LOW24:2,ID_HIGH24:3,MAX_KNOWN_PASS:3};var Fl={PassTypes:Bl};const{FieldAssociations:Nl}=Qs,{staticOffsetAPI:kl,otherStaticMethods:Gl}=Ll,{ColorMode:Ul,ScalarMode:_l,GetArray:Kl}=cl,{VectorMode:zl}=ll,{VtkDataTypes:Wl}=Is;function Hl(e){return()=&gt;sn.vtkErrorMacro(`vtkMapper::${e} - NOT IMPLEMENTED`)}function jl(e,t){const n=e[1]%2==0?1:-1;if(e[0]+=n,e[0]&gt;=t[0]||e[0]&lt;0){const r=e[2]%2==0?1:-1;e[0]-=n,e[1]+=r,(e[1]&gt;=t[1]||e[1]&lt;0)&amp;&amp;(e[1]-=r,e[2]++)}}function Xl(e,t,n){const r=Math.floor(t),o=r%(2*n[0]);let a,i;o&lt;n[0]?(e[0]=o,a=1,i=e[0]===n[0]-1):(e[0]=2*n[0]-1-o,a=-1,i=0===e[0]);const s=Math.floor(r/n[0]),l=s%(2*n[1]);let c,u;l&lt;n[1]?(e[1]=l,c=1,u=e[1]===n[1]-1):(e[1]=2*n[1]-1-l,c=-1,u=0===e[1]),e[2]=Math.floor(s/n[1]);const d=t-r;i?u?e[2]+=d:e[1]+=c*d:e[0]+=a*d,e[0]=(e[0]+.5)/n[0],e[1]=(e[1]+.5)/n[1],e[2]=(e[2]+.5)/n[2]}const ql=new WeakMap;function Yl(e,t){t.classHierarchy.push(&quot;vtkMapper&quot;),e.computeBounds=()=&gt;{const n=e.getInputData();n?(t.static||e.update(),Hi.setBounds(t.bounds,n.getBounds())):Hi.reset(t.bounds)},e.setForceCompileOnly=e=&gt;{t.forceCompileOnly=e},e.setSelectionWebGLIdsToVTKIds=e=&gt;{t.selectionWebGLIdsToVTKIds=e},e.createDefaultLookupTable=()=&gt;{t.lookupTable=Sl.newInstance()},e.getColorModeAsString=()=&gt;sn.enumToString(Ul,t.colorMode),e.setColorModeToDefault=()=&gt;e.setColorMode(0),e.setColorModeToMapScalars=()=&gt;e.setColorMode(1),e.setColorModeToDirectScalars=()=&gt;e.setColorMode(2),e.getScalarModeAsString=()=&gt;sn.enumToString(_l,t.scalarMode),e.setScalarModeToDefault=()=&gt;e.setScalarMode(0),e.setScalarModeToUsePointData=()=&gt;e.setScalarMode(1),e.setScalarModeToUseCellData=()=&gt;e.setScalarMode(2),e.setScalarModeToUsePointFieldData=()=&gt;e.setScalarMode(3),e.setScalarModeToUseCellFieldData=()=&gt;e.setScalarMode(4),e.setScalarModeToUseFieldData=()=&gt;e.setScalarMode(5),e.getAbstractScalars=(e,n,r,o,a)=&gt;{if(!e||!t.scalarVisibility)return{scalars:null,cellFlag:!1};let i=null,s=!1;if(n===_l.DEFAULT)i=e.getPointData().getScalars(),i||(i=e.getCellData().getScalars(),s=!0);else if(n===_l.USE_POINT_DATA)i=e.getPointData().getScalars();else if(n===_l.USE_CELL_DATA)i=e.getCellData().getScalars(),s=!0;else if(n===_l.USE_POINT_FIELD_DATA){const t=e.getPointData();i=r===Kl.BY_ID?t.getArrayByIndex(o):t.getArrayByName(a)}else if(n===_l.USE_CELL_FIELD_DATA){const t=e.getCellData();s=!0,i=r===Kl.BY_ID?t.getArrayByIndex(o):t.getArrayByName(a)}else if(n===_l.USE_FIELD_DATA){const t=e.getFieldData();i=r===Kl.BY_ID?t.getArrayByIndex(o):t.getArrayByName(a)}return{scalars:i,cellFlag:s}},e.mapScalars=(n,r)=&gt;{const{scalars:o,cellFlag:a}=e.getAbstractScalars(n,t.scalarMode,t.arrayAccessMode,t.arrayId,t.colorByArrayName);if(t.areScalarsMappedFromCells=a,!o)return t.colorCoordinates=null,t.colorTextureMap=null,void(t.colorMapColors=null);const i=`${e.getMTime()}${o.getMTime()}${r}`;if(t.colorBuildString!==i){if(t.useLookupTableScalarRange||e.getLookupTable().setRange(t.scalarRange[0],t.scalarRange[1]),e.canUseTextureMapForColoring(o,a))t.mapScalarsToTexture(o,a,r);else{t.colorCoordinates=null,t.colorTextureMap=null;const n=e.getLookupTable();n&amp;&amp;(n.build(),t.colorMapColors=n.mapScalars(o,t.colorMode,t.fieldDataTupleId))}t.colorBuildString=`${e.getMTime()}${o.getMTime()}${r}`}},t.mapScalarsToTexture=(n,r,o)=&gt;{const a=t.lookupTable.getRange(),i=t.lookupTable.usingLogScale(),s=t.lookupTable.getAlpha(),l=i?[Math.log10(a[0]),Math.log10(a[1])]:a;if(t.colorMapColors=null,null==t.colorTextureMap||e.getMTime()&gt;t.colorTextureMap.getMTime()||t.lookupTable.getMTime()&gt;t.colorTextureMap.getMTime()||t.lookupTable.getAlpha()!==o){t.lookupTable.setAlpha(o),t.colorTextureMap=null,t.lookupTable.build();const e=t.lookupTable.getNumberOfAvailableColors(),n=2048,a=2,d=r?n**3-3:4096-2;t.numberOfColorsInRange=Math.min(Math.max(e,a),d);const p=t.numberOfColorsInRange+3,f=t.numberOfColorsInRange+2,g=r?[Math.min(Math.ceil(p/n**0),n),Math.min(Math.ceil(p/n**1),n),Math.min(Math.ceil(p/n**2),n)]:[f,2,1],m=g[0]*g[1]*g[2],h=new Float64Array(m);h.fill(NaN);const v=t.numberOfColorsInRange,T=v+2,x=[0,0,0],y=l[0],b=l[1]-l[0];for(let e=0;e&lt;T;++e){const t=y+b*(e-1)/(v-1),n=i?10**t:t;h[(u=g,(c=x)[0]+u[0]*(c[1]+u[1]*c[2]))]=n,jl(x,g)}const A=Is.newInstance({numberOfComponents:1,values:h}),C=t.lookupTable.mapScalars(A,t.colorMode,0);t.colorTextureMap=il.newInstance(),t.colorTextureMap.setDimensions(g),t.colorTextureMap.getPointData().setScalars(C),t.lookupTable.setAlpha(s)}var c,u;const d=t.lookupTable.getVectorMode()===zl.MAGNITUDE&amp;&amp;n.getNumberOfComponents()&gt;1?-1:t.lookupTable.getVectorComponent();t.colorCoordinates=function(e,t,n,r,o,a,i){const s=new Array(arguments.length);for(let e=0;e&lt;arguments.length;++e){const t=arguments[e];s[e]=t.getMTime?.()??t}const l=s.join(&quot;/&quot;),c=ql.get(e);if(c&amp;&amp;c.stringHash===l)return c.textureCoordinates;const u=(n[1]-n[0])/(o-1),[d,p]=[n[0]-u,n[1]+u],f=d-.5*u,g=1/(p-d+u),m=d,h=(o+1)/(p-d),v=e.getData(),T=e.getNumberOfTuples(),x=e.getNumberOfComponents(),y=t&lt;0||t&gt;=x,b=a[2]&lt;=1?2:3,A=Is.newInstance({numberOfComponents:b,values:new Float32Array(T*b)}),C=A.getData(),S=[0,0,0];Xl(S,o+2,a);let P=0,w=0;const I=[.5,.5,.5];for(let e=0;e&lt;T;++e){let e;if(y){let t=0;for(let e=0;e&lt;x;++e){const n=Number(v[P+e]);t+=n*n}e=Math.sqrt(t)}else e=Number(v[P+t]);if(r&amp;&amp;(e=Math.log10(e)),P+=x,ka(e))I[0]=S[0],I[1]=S[1],I[2]=S[2];else if(i){let t=(e-m)*h;t&lt;1?t=0:t&gt;o&amp;&amp;(t=o+1),Xl(I,t,a)}else{I[1]=.49;const t=(e-f)*g;I[0]=t&gt;1e3?1e3:t&lt;-1e3?-1e3:t}for(let e=0;e&lt;b;++e)C[w++]=I[e]}return ql.set(e,{stringHash:l,textureCoordinates:A}),A}(n,d,l,i,t.numberOfColorsInRange,t.colorTextureMap.getDimensions(),r)},e.getIsOpaque=()=&gt;{const n=e.getInputData(),r=e.getAbstractScalars(n,t.scalarMode,t.arrayAccessMode,t.arrayId,t.colorByArrayName).scalars;if(!t.scalarVisibility||null==r)return!0;const o=e.getLookupTable();return!o||(o.build(),o.areScalarsOpaque(r,t.colorMode,-1))},e.canUseTextureMapForColoring=(e,n)=&gt;!(!n||t.colorMode===Ul.DIRECT_SCALARS)||!!t.interpolateScalarsBeforeMapping&amp;&amp;((!t.lookupTable||!t.lookupTable.getIndexedLookup())&amp;&amp;(!!e&amp;&amp;((t.colorMode!==Ul.DEFAULT||e.getDataType()!==Wl.UNSIGNED_CHAR)&amp;&amp;t.colorMode!==Ul.DIRECT_SCALARS))),e.clearColorArrays=()=&gt;{t.colorMapColors=null,t.colorCoordinates=null,t.colorTextureMap=null},e.getLookupTable=()=&gt;(t.lookupTable||e.createDefaultLookupTable(),t.lookupTable),e.getMTime=()=&gt;{let e=t.mtime;if(null!==t.lookupTable){const n=t.lookupTable.getMTime();e=n&gt;e?n:e}return e},e.getPrimitiveCount=()=&gt;{const t=e.getInputData();return{points:t.getPoints().getNumberOfValues()/3,verts:t.getVerts().getNumberOfValues()-t.getVerts().getNumberOfCells(),lines:t.getLines().getNumberOfValues()-2*t.getLines().getNumberOfCells(),triangles:t.getPolys().getNumberOfValues()-3*t.getPolys().getNumberOfCells()}},e.acquireInvertibleLookupTable=Hl(&quot;AcquireInvertibleLookupTable&quot;),e.valueToColor=Hl(&quot;ValueToColor&quot;),e.colorToValue=Hl(&quot;ColorToValue&quot;),e.useInvertibleColorFor=Hl(&quot;UseInvertibleColorFor&quot;),e.clearInvertibleColor=Hl(&quot;ClearInvertibleColor&quot;),e.processSelectorPixelBuffers=(e,n)=&gt;{if(!e||!t.selectionWebGLIdsToVTKIds||!t.populateSelectionSettings)return;const r=e.getRawPixelBuffer(Bl.ID_LOW24),o=e.getRawPixelBuffer(Bl.ID_HIGH24),a=e.getCurrentPass(),i=e.getFieldAssociation();let s=null;i===Nl.FIELD_ASSOCIATION_POINTS?s=t.selectionWebGLIdsToVTKIds.points:i===Nl.FIELD_ASSOCIATION_CELLS&amp;&amp;(s=t.selectionWebGLIdsToVTKIds.cells),s&amp;&amp;n.forEach((t=&gt;{if(a===Bl.ID_LOW24){let n=0;o&amp;&amp;(n+=o[t],n*=256),n+=r[t+2],n*=256,n+=r[t+1],n*=256,n+=r[t];const a=s[n],i=e.getPixelBuffer(Bl.ID_LOW24);i[t]=255&amp;a,i[t+1]=(65280&amp;a)&gt;&gt;8,i[t+2]=(16711680&amp;a)&gt;&gt;16}else if(a===Bl.ID_HIGH24&amp;&amp;o){let n=0;n+=o[t],n*=256,n+=r[t+2],n*=256,n+=r[t+1],n*=256,n+=r[t];const a=s[n];e.getPixelBuffer(Bl.ID_HIGH24)[t]=(4278190080&amp;a)&gt;&gt;24}}))}}const Jl={colorMapColors:null,areScalarsMappedFromCells:!1,static:!1,lookupTable:null,scalarVisibility:!0,scalarRange:[0,1],useLookupTableScalarRange:!1,colorMode:0,scalarMode:0,arrayAccessMode:1,renderTime:0,colorByArrayName:null,fieldDataTupleId:-1,populateSelectionSettings:!0,selectionWebGLIdsToVTKIds:null,interpolateScalarsBeforeMapping:!1,colorCoordinates:null,colorTextureMap:null,numberOfColorsInRange:0,forceCompileOnly:0,useInvertibleColors:!1,invertibleScalars:null,customShaderAttributes:[]};function Zl(e,t,n={}){Object.assign(t,Jl,n),Ls.extend(e,t,n),sn.get(e,t,[&quot;areScalarsMappedFromCells&quot;,&quot;colorCoordinates&quot;,&quot;colorMapColors&quot;,&quot;colorTextureMap&quot;,&quot;numberOfColorsInRange&quot;,&quot;selectionWebGLIdsToVTKIds&quot;]),sn.setGet(e,t,[&quot;colorByArrayName&quot;,&quot;arrayAccessMode&quot;,&quot;colorMode&quot;,&quot;fieldDataTupleId&quot;,&quot;interpolateScalarsBeforeMapping&quot;,&quot;lookupTable&quot;,&quot;populateSelectionSettings&quot;,&quot;renderTime&quot;,&quot;scalarMode&quot;,&quot;scalarVisibility&quot;,&quot;static&quot;,&quot;useLookupTableScalarRange&quot;,&quot;customShaderAttributes&quot;]),sn.setGetArray(e,t,[&quot;scalarRange&quot;],2),Ll.implementCoincidentTopologyMethods(e,t),Yl(e,t)}var Ql={newInstance:sn.newInstance(Zl,&quot;vtkMapper&quot;),extend:Zl,...kl,...Gl,...cl};const{isVtkObject:$l}=sn;function ec(e){const t=[];for(let n=0;n&lt;e.length;n+=e[n]+1)t.push(e[n]);return t}function tc(e){let t=0;for(let n=0;n&lt;e.length;)n+=e[n]+1,t++;return t}const nc={extractCellSizes:ec,getNumberOfCells:tc};function rc(e,t,n={}){Is.extend(e,t,function(e){return{empty:!0,numberOfComponents:1,dataType:ms.UNSIGNED_INT,...e}}(n)),function(e,t){t.classHierarchy.push(&quot;vtkCellArray&quot;);const n={...e};e.getNumberOfCells=n=&gt;void 0===t.numberOfCells||n?(t.cellSizes?t.numberOfCells=t.cellSizes.length:t.numberOfCells=tc(e.getData()),t.numberOfCells):t.numberOfCells,e.getCellSizes=n=&gt;void 0===t.cellSizes||n?(t.cellSizes=ec(e.getData()),t.cellSizes):t.cellSizes,e.resize=r=&gt;{const o=e.getNumberOfTuples();n.resize(r);const a=e.getNumberOfTuples();a&lt;o&amp;&amp;(0===a?(t.numberOfCells=0,t.cellSizes=[]):(t.numberOfCells=void 0,t.cellSizes=void 0))},e.setData=e=&gt;{n.setData(e,1),t.numberOfCells=void 0,t.cellSizes=void 0},e.getCell=e=&gt;{let n=e;const r=t.values[n++];return t.values.subarray(n,n+r)},e.insertNextCell=n=&gt;{let r;r=$l(n)?n.getPointsIds():n;const o=e.getNumberOfCells();return e.insertNextTuples([r.length,...r]),++t.numberOfCells,null!=t.cellSizes&amp;&amp;t.cellSizes.push(r.length),o},e.getMaxCellSize=()=&gt;e.getCellSizes().reduce(((e,t)=&gt;Math.max(e,t)),0)}(e,t)}var oc={newInstance:sn.newInstance(rc,&quot;vtkCellArray&quot;),extend:rc,...nc};const{vtkErrorMacro:ac}=sn;const ic={empty:!0,numberOfComponents:3,dataType:ms.FLOAT,bounds:[1,-1,1,-1,1,-1]};function sc(e,t,n={}){Object.assign(t,ic,n),Is.extend(e,t,n),sn.getArray(e,t,[&quot;bounds&quot;],6),function(e,t){let n=0;t.classHierarchy.push(&quot;vtkPoints&quot;),e.getNumberOfPoints=e.getNumberOfTuples,e.setNumberOfPoints=(n,r=3)=&gt;{e.getNumberOfPoints()!==n&amp;&amp;(t.size=n*r,t.values=sn.newTypedArray(t.dataType,t.size),e.setNumberOfComponents(r),e.modified())},e.setPoint=(t,...n)=&gt;{e.setTuple(t,n)},e.getPoint=e.getTuple,e.findPoint=e.findTuple,e.insertNextPoint=(t,n,r)=&gt;e.insertNextTuple([t,n,r]),e.insertPoint=(t,n)=&gt;e.insertTuple(t,n);const r=e.getBounds;e.getBounds=()=&gt;(n&lt;t.mtime&amp;&amp;e.computeBounds(),r());const o=e.getBoundsByReference;e.getBoundsByReference=()=&gt;(n&lt;t.mtime&amp;&amp;e.computeBounds(),o()),e.computeBounds=()=&gt;{if(3===e.getNumberOfComponents()){const n=e.getRange(0);t.bounds[0]=n[0],t.bounds[1]=n[1];const r=e.getRange(1);t.bounds[2]=r[0],t.bounds[3]=r[1];const o=e.getRange(2);t.bounds[4]=o[0],t.bounds[5]=o[1]}else if(2===e.getNumberOfComponents()){const n=e.getRange(0);t.bounds[0]=n[0],t.bounds[1]=n[1];const r=e.getRange(1);t.bounds[2]=r[0],t.bounds[3]=r[1],t.bounds[4]=0,t.bounds[5]=0}else ac(`getBounds called on an array with components of ${e.getNumberOfComponents()}`),Ia(t.bounds);n=sn.getCurrentGlobalMTime()},e.setNumberOfComponents(t.numberOfComponents&lt;2?3:t.numberOfComponents)}(e,t)}var lc={newInstance:sn.newInstance(sc,&quot;vtkPoints&quot;),extend:sc};const cc={bounds:[-1,-1,-1,-1,-1,-1],pointsIds:[]};function uc(e,t,n={}){Object.assign(t,cc,n),sn.obj(e,t),t.points||(t.points=lc.newInstance()),sn.get(e,t,[&quot;points&quot;,&quot;pointsIds&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkCell&quot;),e.initialize=(e,n=null)=&gt;{if(n){t.pointsIds=n;let r=t.points.getData();r.length!==3*t.pointsIds.length&amp;&amp;(r=sn.newTypedArray(e.getDataType(),3*t.pointsIds.length));const o=e.getData();t.pointsIds.forEach(((e,t)=&gt;{let n=3*e,a=3*t;r[a]=o[n],r[++a]=o[++n],r[++a]=o[++n]})),t.points.setData(r)}else{t.points=e,t.pointsIds=new Array(e.getNumberOfPoints());for(let n=e.getNumberOfPoints()-1;n&gt;=0;--n)t.pointsIds[n]=n}},e.getBounds=()=&gt;t.points.getBounds(),e.getLength2=()=&gt;{const t=Hi.getLengths(e.getBounds());return t[0]*t[0]+t[1]*t[1]+t[2]*t[2]},e.getParametricDistance=e=&gt;{let t,n=0;for(let r=0;r&lt;3;r++)t=e[r]&lt;0?-e[r]:e[r]&gt;1?e[r]-1:0,t&gt;n&amp;&amp;(n=t);return n},e.getNumberOfPoints=()=&gt;t.points.getNumberOfPoints(),e.deepCopy=e=&gt;{e.initialize(t.points,t.pointsIds)},e.getCellDimension=()=&gt;{},e.intersectWithLine=(e,t,n,r,o,a,i)=&gt;{},e.evaluatePosition=(e,t,n,r,o,a)=&gt;{sn.vtkErrorMacro(&quot;vtkCell.evaluatePosition is not implemented.&quot;)}}(e,t)}var dc={newInstance:sn.newInstance(uc,&quot;vtkCell&quot;),extend:uc};const pc={array:null,maxId:0,extend:0};function fc(e,t,n={}){Object.assign(t,pc,n),sn.obj(e,t),function(e,t){t.classHierarchy.push(&quot;vtkCellLinks&quot;),e.buildLinks=n=&gt;{const r=n.getPoints().getNumberOfPoints(),o=n.getNumberOfCells(),a=new Uint32Array(r);if(n.isA(&quot;vtkPolyData&quot;)){for(let t=0;t&lt;o;++t){const{cellPointIds:r}=n.getCellPoints(t);r.forEach((t=&gt;{e.incrementLinkCount(t)}))}e.allocateLinks(r),t.maxId=r-1;for(let t=0;t&lt;o;++t){const{cellPointIds:r}=n.getCellPoints(t);r.forEach((n=&gt;{e.insertCellReference(n,a[n]++,t)}))}}else{for(let t=0;t&lt;o;t++)dc.newInstance().getPointsIds().forEach((t=&gt;{e.incrementLinkCount(t)}));e.allocateLinks(r),t.maxId=r-1;for(let t=0;t&lt;o;++t)dc.newInstance().getPointsIds().forEach((n=&gt;{e.insertCellReference(n,a[n]++,t)}))}},e.allocate=(e,n=1e3)=&gt;{t.array=Array(e).fill().map((()=&gt;({ncells:0,cells:null}))),t.extend=n,t.maxId=-1},e.initialize=()=&gt;{t.array=null},e.getLink=e=&gt;t.array[e],e.getNcells=e=&gt;t.array[e].ncells,e.getCells=e=&gt;t.array[e].cells,e.insertNextPoint=e=&gt;{t.array.push({ncells:e,cells:Array(e)}),++t.maxId},e.insertNextCellReference=(e,n)=&gt;{t.array[e].cells[t.array[e].ncells++]=n},e.deletePoint=e=&gt;{t.array[e].ncells=0,t.array[e].cells=null},e.removeCellReference=(e,n)=&gt;{t.array[n].cells=t.array[n].cells.filter((t=&gt;t!==e)),t.array[n].ncells=t.array[n].cells.length},e.addCellReference=(e,n)=&gt;{t.array[n].cells[t.array[n].ncells++]=e},e.resizeCellList=(e,n)=&gt;{t.array[e].cells.length=n},e.squeeze=()=&gt;{!function(e,t){let n=t;for(t&gt;=e.array.length&amp;&amp;(n+=e.array.length);n&gt;e.array.length;)e.array.push({ncells:0,cells:null});e.array.length=n}(t,t.maxId+1)},e.reset=()=&gt;{t.maxId=-1},e.deepCopy=e=&gt;{t.array=[...e.array],t.extend=e.extend,t.maxId=e.maxId},e.incrementLinkCount=e=&gt;{++t.array[e].ncells},e.allocateLinks=e=&gt;{for(let n=0;n&lt;e;++n)t.array[n].cells=new Array(t.array[n].ncells)},e.insertCellReference=(e,n,r)=&gt;{t.array[e].cells[n]=r}}(e,t)}var gc={newInstance:sn.newInstance(fc,&quot;vtkCellLinks&quot;),extend:fc};const mc=0,hc=1,vc=2,Tc=3,xc=4,yc=5,bc=6,Ac=7,Cc=9,Sc=21,Pc=41,wc=42,Ic=[&quot;vtkEmptyCell&quot;,&quot;vtkVertex&quot;,&quot;vtkPolyVertex&quot;,&quot;vtkLine&quot;,&quot;vtkPolyLine&quot;,&quot;vtkTriangle&quot;,&quot;vtkTriangleStrip&quot;,&quot;vtkPolygon&quot;,&quot;vtkPixel&quot;,&quot;vtkQuad&quot;,&quot;vtkTetra&quot;,&quot;vtkVoxel&quot;,&quot;vtkHexahedron&quot;,&quot;vtkWedge&quot;,&quot;vtkPyramid&quot;,&quot;vtkPentagonalPrism&quot;,&quot;vtkHexagonalPrism&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;vtkQuadraticEdge&quot;,&quot;vtkQuadraticTriangle&quot;,&quot;vtkQuadraticQuad&quot;,&quot;vtkQuadraticTetra&quot;,&quot;vtkQuadraticHexahedron&quot;,&quot;vtkQuadraticWedge&quot;,&quot;vtkQuadraticPyramid&quot;,&quot;vtkBiQuadraticQuad&quot;,&quot;vtkTriQuadraticHexahedron&quot;,&quot;vtkQuadraticLinearQuad&quot;,&quot;vtkQuadraticLinearWedge&quot;,&quot;vtkBiQuadraticQuadraticWedge&quot;,&quot;vtkBiQuadraticQuadraticHexahedron&quot;,&quot;vtkBiQuadraticTriangle&quot;,&quot;vtkCubicLine&quot;,&quot;vtkQuadraticPolygon&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;vtkConvexPointSet&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;vtkParametricCurve&quot;,&quot;vtkParametricSurface&quot;,&quot;vtkParametricTriSurface&quot;,&quot;vtkParametricQuadSurface&quot;,&quot;vtkParametricTetraRegion&quot;,&quot;vtkParametricHexRegion&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;UnknownClass&quot;,&quot;vtkHigherOrderEdge&quot;,&quot;vtkHigherOrderTriangle&quot;,&quot;vtkHigherOrderQuad&quot;,&quot;vtkHigherOrderPolygon&quot;,&quot;vtkHigherOrderTetrahedron&quot;,&quot;vtkHigherOrderWedge&quot;,&quot;vtkHigherOrderPyramid&quot;,&quot;vtkHigherOrderHexahedron&quot;];const Oc={getClassNameFromTypeId:function(e){return e&lt;Ic.length?Ic[e]:&quot;UnknownClass&quot;},getTypeIdFromClassName:function(e){return Ic.findIndex(e)},isLinear:function(e){return e&lt;Sc||e===Pc||e===wc},hasSubCells:function(e){return e===bc||e===xc||e===vc}};const Rc={size:0,maxId:-1,extend:1e3};function Mc(e,t,n={}){Object.assign(t,Rc,n),sn.obj(e,t),sn.get(e,t,[&quot;size&quot;,&quot;maxId&quot;,&quot;extend&quot;]),sn.getArray(e,t,[&quot;typeArray&quot;,&quot;locationArray&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkCellTypes&quot;),e.allocate=(e=512,n=1e3)=&gt;{t.size=e&gt;0?e:1,t.extend=n&gt;0?n:1,t.maxId=-1,t.typeArray=new Uint8Array(e),t.locationArray=new Uint32Array(e)},e.insertCell=(e,n,r)=&gt;{t.typeArray[e]=n,t.locationArray[e]=r,e&gt;t.maxId&amp;&amp;(t.maxId=e)},e.insertNextCell=(n,r)=&gt;(e.insertCell(++t.maxId,n,r),t.maxId),e.setCellTypes=(e,n,r)=&gt;{t.size=e,t.typeArray=n,t.locationArray=r,t.maxId=e-1},e.getCellLocation=e=&gt;t.locationArray[e],e.deleteCell=e=&gt;{t.typeArray[e]=mc},e.getNumberOfTypes=()=&gt;t.maxId+1,e.isType=t=&gt;{const n=e.getNumberOfTypes();for(let r=0;r&lt;n;++r)if(t===e.getCellType(r))return!0;return!1},e.insertNextType=t=&gt;e.insertNextCell(t,-1),e.getCellType=e=&gt;t.typeArray[e],e.reset=()=&gt;{t.maxId=-1},e.deepCopy=n=&gt;{e.allocate(n.getSize(),n.getExtend()),t.typeArray.set(n.getTypeArray()),t.locationArray.set(n.getLocationArray()),t.maxId=n.getMaxId()}}(e,t)}var Dc={newInstance:sn.newInstance(Mc,&quot;vtkCellTypes&quot;),extend:Mc,...Oc};const Ec={NO_INTERSECTION:0,YES_INTERSECTION:1,ON_LINE:2};var Vc={IntersectionState:Ec};const{IntersectionState:Lc}=Vc;function Bc(e,t,n,r=null){const o={t:Number.MIN_VALUE,distance:0},a=[];let i;a[0]=n[0]-t[0],a[1]=n[1]-t[1],a[2]=n[2]-t[2];const s=a[0]*(e[0]-t[0])+a[1]*(e[1]-t[1])+a[2]*(e[2]-t[2]),l=zo(a,a);let c=1e-5*s;return 0!==l&amp;&amp;(o.t=s/l),c&lt;0&amp;&amp;(c=-c),-c&lt;l&amp;&amp;l&lt;c||l&lt;=0||o.t&lt;0?i=t:o.t&gt;1?i=n:(i=a,a[0]=t[0]+o.t*a[0],a[1]=t[1]+o.t*a[1],a[2]=t[2]+o.t*a[2]),r&amp;&amp;(r[0]=i[0],r[1]=i[1],r[2]=i[2]),o.distance=Yo(i,e),o}function Fc(e,t,n,r,o,a){const i=[],s=[],l=[];o[0]=0,a[0]=0,Go(t,e,i),Go(r,n,s),Go(n,e,l);const c=[zo(i,i),-zo(i,s),-zo(i,s),zo(s,s)],u=[];if(u[0]=zo(i,l),u[1]=-zo(s,l),0===ha(c,u,2)){let i=Number.MAX_VALUE;const s=[e,t,n,r],l=[n,n,e,e],c=[r,r,t,t];let u;a[0],a[0],o[0],o[0],o[0],o[0],a[0],a[0];for(let e=0;e&lt;4;e++)u=Bc(s[e],l[e],c[e]),u.distance&lt;i&amp;&amp;(i=u.distance,u.t);return Lc.ON_LINE}return o[0]=u[0],a[0]=u[1],o[0]&gt;=0&amp;&amp;o[0]&lt;=1&amp;&amp;a[0]&gt;=0&amp;&amp;a[0]&lt;=1?Lc.YES_INTERSECTION:Lc.NO_INTERSECTION}const Nc={distanceToLine:Bc,intersection:Fc};const kc={orientations:null};function Gc(e,t,n={}){Object.assign(t,kc,n),dc.extend(e,t,n),sn.setGet(e,t,[&quot;orientations&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkLine&quot;),e.getCellDimension=()=&gt;1,e.intersectWithLine=(e,n,r,o,a)=&gt;{const i={intersect:0,t:Number.MAX_VALUE,subId:0,betweenPoints:null};a[1]=0,a[2]=0;const s=[],l=[],c=[];t.points.getPoint(0,l),t.points.getPoint(1,c);const u=[],d=[],p=Fc(e,n,l,c,u,d);var f;if(i.t=u[0],i.betweenPoints=(f=i.t)&gt;=0&amp;&amp;f&lt;=1,a[0]=d[0],p===Lc.YES_INTERSECTION){for(let t=0;t&lt;3;t++)o[t]=l[t]+a[0]*(c[t]-l[t]),s[t]=e[t]+i.t*(n[t]-e[t]);if(Yo(o,s)&lt;=r*r)return i.intersect=1,i}else{let t;if(i.t&lt;0)return t=Bc(e,l,c,o),t.distance&lt;=r*r?(i.t=0,i.intersect=1,i.betweenPoints=!0,i):i;if(i.t&gt;1)return t=Bc(n,l,c,o),t.distance&lt;=r*r?(i.t=1,i.intersect=1,i.betweenPoints=!0,i):i;if(a[0]&lt;0)return a[0]=0,t=Bc(l,e,n,o),i.t=t.t,t.distance&lt;=r*r?(i.intersect=1,i):i;if(a[0]&gt;1)return a[0]=1,t=Bc(c,e,n,o),i.t=t.t,t.distance&lt;=r*r?(i.intersect=1,i):i}return i},e.evaluateLocation=(e,n,r)=&gt;{const o=[],a=[];t.points.getPoint(0,o),t.points.getPoint(1,a);for(let t=0;t&lt;3;t++)n[t]=o[t]+e[0]*(a[t]-o[t]);r[0]=1-e[0],r[1]=e[0]},e.evaluateOrientation=(e,n,r)=&gt;!!t.orientations&amp;&amp;(me(n,t.orientations[0],t.orientations[1],e[0]),r[0]=1-e[0],r[1]=e[0],!0)}(e,t)}var Uc={newInstance:sn.newInstance(Gc,&quot;vtkLine&quot;),extend:Gc,...Nc,...Vc};const _c={};function Kc(e,t,n={}){Object.assign(t,_c,n),Qs.extend(e,t,n),sn.setGet(e,t,[&quot;points&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkPointSet&quot;),t.points?t.points=it(t.points):t.points=lc.newInstance(),e.getNumberOfPoints=()=&gt;t.points.getNumberOfPoints(),e.getBounds=()=&gt;t.points?.getBounds(),e.computeBounds=()=&gt;{t.points?.computeBounds()};const n=e.shallowCopy;e.shallowCopy=(e,r=!1)=&gt;{n(e,r),t.points=lc.newInstance(),t.points.shallowCopy(e.getPoints())};const r=e.getMTime;e.getMTime=()=&gt;{const e=r();return Math.max(e,t.points?.getMTime()??e)};const o=e.initialize;e.initialize=()=&gt;(t.points?.initialize(),o())}(e,t)}var zc={newInstance:sn.newInstance(Kc,&quot;vtkPointSet&quot;),extend:Kc};const Wc={orientations:null,distanceFunction:ue};function Hc(e,t,n={}){Object.assign(t,Wc,n),dc.extend(e,t,n),sn.setGet(e,t,[&quot;orientations&quot;,&quot;distanceFunction&quot;]),t.distancesTime={},sn.obj(t.distancesTime,{mtime:0}),function(e,t){t.classHierarchy.push(&quot;vtkPolyLine&quot;);const n=Uc.newInstance();n.getPoints().setNumberOfPoints(2),e.getCellDimension=()=&gt;1,e.intersectWithLine=(r,o,a,i,s,l,c)=&gt;{const u={intersect:0,t:Number.MAX_VALUE,subId:0,betweenPoints:null},d=e.getNumberOfPoints()-1;let p=Number.MAX_VALUE;for(let e=0;e&lt;d;e++){const d=[0,0,0];n.getPoints().getData().set(t.points.getData().subarray(3*e,3*(e+2)));const f=n.intersectWithLine(a,i,s,l,c);if(1===f.intersect&amp;&amp;f.t&lt;=u.t+s&amp;&amp;f.t&gt;=r&amp;&amp;f.t&lt;=o){u.intersect=1;const t=n.getParametricDistance(d);if(t&lt;p||t===p&amp;&amp;f.t&lt;u.t){u.subId=e,u.t=f.t,p=t;for(let e=0;e&lt;3;e++)l[e],d[e]}}}return u},e.evaluateLocation=(e,r,o,a)=&gt;(n.getPoints().getData().set(t.points.getData().subarray(3*e,3*(e+2))),n.evaluateLocation(r,o,a)),e.evaluateOrientation=(e,r,o,a)=&gt;(t.orientations?n.setOrientations([t.orientations[e],t.orientations[e+1]]):n.setOrientations(null),n.evaluateOrientation(r,o,a)),e.getDistancesToFirstPoint=()=&gt;{const n=t.distancesTime.getMTime();if(n&lt;t.points.getMTime()||n&lt;e.getMTime()){const n=e.getNumberOfPoints();if(t.distances?t.distances.length=n:t.distances=new Array(n),n&gt;0){const e=new Array(3),a=new Array(3);let i=0;t.distances[0]=i,t.points.getPoint(0,e);for(let s=1;s&lt;n;++s)t.points.getPoint(s,a),i+=t.distanceFunction(e,a),t.distances[s]=i,o=a,(r=e)[0]=o[0],r[1]=o[1],r[2]=o[2]}t.distancesTime.modified()}var r,o;return t.distances},e.findPointIdAtDistanceFromFirstPoint=t=&gt;{const n=e.getDistancesToFirstPoint();if(n.length&lt;2)return-1;let r=0,o=n.length-1;if(t&lt;n[r]||t&gt;n[o]||0===n[o])return-1;for(;o-r&gt;1;){const e=Math.floor((r+o)/2);n[e]&lt;=t?r=e:o=e}return r}}(e,t)}var jc={newInstance:sn.newInstance(Hc,&quot;vtkPolyLine&quot;),extend:Hc};const Xc={elements:[]};function qc(e,t,n={}){Object.assign(t,Xc,n),sn.obj(e,t),function(e,t){t.classHierarchy.push(&quot;vtkPriorityQueue&quot;),e.push=(e,n)=&gt;{const r=t.elements.findIndex((t=&gt;t.priority&gt;e));t.elements.splice(r,0,{priority:e,element:n})},e.pop=()=&gt;t.elements.length&gt;0?t.elements.shift().element:null,e.deleteById=e=&gt;{t.elements=t.elements.filter((({element:t})=&gt;t.id!==e))},e.length=()=&gt;t.elements.length}(e,t)}var 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v=[e,t,n],T=[r,o,a],x=zo(d,p),y=(f-g*x)/(x*x-1),b=(g-f*x)/(x*x-1),A=[y*d[0]+b*p[0],y*d[1]+b*p[1],y*d[2]+b*p[2]],C=Wo(d,p,[]);jo(C);let S=0,P=0;const w=[],I=[];let O,R,M=50,D=50;for(let t=0;t&lt;3;t++){const n=t,o=(t+1)%3,a=ai.intersectWithLine(v[n],v[o],r,p);a.intersection&amp;&amp;a.t&gt;0-i&amp;&amp;a.t&lt;1+i&amp;&amp;(a.t&lt;1+i&amp;&amp;a.t&gt;1-i&amp;&amp;(M=S),w[S++]=zo(a.x,C)-zo(A,C));const s=ai.intersectWithLine(T[n],T[o],e,d);s.intersection&amp;&amp;s.t&gt;0-i&amp;&amp;s.t&lt;1+i&amp;&amp;(s.t&lt;1+i&amp;&amp;s.t&gt;1-i&amp;&amp;(D=P),I[P++]=zo(s.x,C)-zo(A,C))}if(S&gt;2){S--;const e=w[2];w[2]=w[M],w[M]=e}if(P&gt;2){P--;const e=I[2];I[2]=I[D],I[D]=e}if(2!==S||2!==P)return{intersect:!1,coplanar:s,pt1:l,pt2:c,surfaceId:u};if(Number.isNaN(w[0])||Number.isNaN(w[1])||Number.isNaN(I[0])||Number.isNaN(I[1]))return{intersect:!1,coplanar:s,pt1:l,pt2:c,surfaceId:u};if(w[0]&gt;w[1]){const e=w[1];w[1]=w[0],w[0]=e}if(I[0]&gt;I[1]){const e=I[1];I[1]=I[0],I[0]=e}return 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xu={decomposeStrip:function(e,t){if(!Array.isArray(e)||e.length&lt;3)return void Tu(&quot;decomposeStrip - Invalid points array&quot;);let n=e[0],r=e[1];for(let o=0;o&lt;e.length-2;o++){const a=e[o+2];o%2?t.insertNextCell([r,n,a]):t.insertNextCell([n,r,a]),n=r,r=a}}};function yu(e,t){t.classHierarchy.push(&quot;vtkTriangleStrip&quot;);const n=e.initialize;e.initialize=(e,r)=&gt;{t.triangle.initialize(e,r),n(e,r)},e.getCellType=()=&gt;bc,e.getCellDimension=()=&gt;2,e.getNumberOfEdges=()=&gt;t.pointsIds.length,e.getNumberOfFaces=()=&gt;0,e.evaluatePosition=(e,n,r,o,a)=&gt;{const i=[0,0,0];let s=Number.MAX_VALUE,l=0;const c=[],u=[],d=[];r[2]=0,u[0]=0,u[1]=0,u[2]=0;const p=t.triangle.getPoints();p.setNumberOfPoints(3);const f=t.triangle.getPointsIds().length;for(let e=0;e&lt;f;e++)a[e]=0;for(let o=0;o&lt;f-2;o++){const a=[];p.getPoint(o,a);const f=[];p.getPoint(o+1,f);const g=[];p.getPoint(o+2,g),p.setData(Float32Array.from([...a,...f,...g]),3);const 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l=[];t.points.getPoint(e+2,l);const c=t.triangle.getPoints();c.setPoint(0,...i),c.setPoint(1,...s),c.setPoint(2,...l),t.triangle.derivatives(0,n,r,o,a)},e.getParametricCenter=e=&gt;(e[0]=.333333,e[1]=.333333,e[2]=0,Math.floor((t.pointsIds.length-2)/2)),e.contour=(e,t,n,r,o,a,i,s,l,c,u)=&gt;{return(d=&quot;contour&quot;,()=&gt;Tu(`vtkTriangleStrip.${d} - NOT IMPLEMENTED`))();var d},e.clip=(e,n,r,o,a,i,s,l,c,u)=&gt;{const d=t.points.getNumberOfPoints()-2,p=new Float32Array(3),f=n.newClone();f.setNumberOfComponents(n.getNumberOfComponents()),f.setData(p,n.getNumberOfComponents());const g=t.triangle.getPoints();g.setNumberOfPoints(3);const m=t.triangle.getPointsIds(),h=[0,0,0];for(let v=0;v&lt;d;v++){let d=v,T=v+1,x=v+2;v%2&amp;&amp;(d=v+2,T=v+1,x=v),g.setPoint(0,...t.points.getPoint(d,h)),g.setPoint(1,...t.points.getPoint(T,h)),g.setPoint(2,...t.points.getPoint(x,h)),m[0]=t.pointsIds[d],m[1]=t.pointsIds[T],m[2]=t.pointsIds[x],p[0]=n.getComponent(d,0),p[1]=n.getComponent(T,0),p[2]=n.getComponent(x,0),t.triangle.clip(e,f,r,o,a,i,s,l,c,u)}}}const bu={line:null,triangle:null,tris:null};function Au(e,t,n={}){Object.assign(t,bu,n),dc.extend(e,t,n),t.line||(t.line=Uc.newInstance()),t.triangle||(t.triangle=gu.newInstance()),yu(e,t)}var Cu={newInstance:sn.newInstance(Au,&quot;vtkTriangleStrip&quot;),extend:Au,...xu};const Su=[&quot;verts&quot;,&quot;lines&quot;,&quot;polys&quot;,&quot;strips&quot;],{vtkWarningMacro:Pu}=sn,wu={[Tc]:Uc,[Cc]:vu,[xc]:Uc,[yc]:gu,[bc]:Cu,[xc]:jc,[Ac]:ou};const Iu={};function 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Du(e,t,n={}){Object.assign(t,Mu,n),sn.obj(e,t),sn.algo(e,t,6,0),sn.get(e,t,[&quot;canvas&quot;,&quot;image&quot;,&quot;jsImageData&quot;,&quot;imageBitmap&quot;,&quot;imageLoaded&quot;,&quot;resizable&quot;]),sn.setGet(e,t,[&quot;repeat&quot;,&quot;edgeClamp&quot;,&quot;interpolate&quot;,&quot;mipLevel&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkTexture&quot;),e.imageLoaded=()=&gt;{t.image.removeEventListener(&quot;load&quot;,e.imageLoaded),t.imageLoaded=!0,e.modified()},e.setJsImageData=n=&gt;{t.jsImageData!==n&amp;&amp;(null!==n&amp;&amp;(e.setInputData(null),e.setInputConnection(null),t.image=null,t.canvas=null,t.imageBitmap=null),t.jsImageData=n,t.imageLoaded=!0,e.modified())},e.setImageBitmap=n=&gt;{t.imageBitmap!==n&amp;&amp;(null!==n&amp;&amp;(e.setInputData(null),e.setInputConnection(null),t.image=null,t.canvas=null,t.jsImageData=null),t.imageBitmap=n,t.imageLoaded=!0,e.modified())},e.setCanvas=n=&gt;{t.canvas!==n&amp;&amp;(null!==n&amp;&amp;(e.setInputData(null),e.setInputConnection(null),t.image=null,t.imageBitmap=null,t.jsImageData=null),t.canvas=n,e.modified())},e.setImage=n=&gt;{t.image!==n&amp;&amp;(null!==n&amp;&amp;(e.setInputData(null),e.setInputConnection(null),t.canvas=null,t.jsImageData=null,t.imageBitmap=null),t.image=n,t.imageLoaded=!1,n.complete?e.imageLoaded():n.addEventListener(&quot;load&quot;,e.imageLoaded),e.modified())},e.getDimensionality=()=&gt;{let n=0,r=0,o=1;if(e.getInputData()){const t=e.getInputData();n=t.getDimensions()[0],r=t.getDimensions()[1],o=t.getDimensions()[2]}return t.jsImageData&amp;&amp;(n=t.jsImageData.width,r=t.jsImageData.height),t.canvas&amp;&amp;(n=t.canvas.width,r=t.canvas.height),t.image&amp;&amp;(n=t.image.width,r=t.image.height),t.imageBitmap&amp;&amp;(n=t.imageBitmap.width,r=t.imageBitmap.height),(n&gt;1)+(r&gt;1)+(o&gt;1)},e.getInputAsJsImageData=()=&gt;{if(!t.imageLoaded||e.getInputData())return null;if(t.jsImageData)return t.jsImageData;if(t.imageBitmap)return t.imageBitmap;if(t.canvas)return t.canvas.getContext(&quot;2d&quot;).getImageData(0,0,t.canvas.width,t.canvas.height);if(t.image){const e=t.image.width,n=t.image.height,r=new OffscreenCanvas(e,n).getContext(&quot;2d&quot;);return r.translate(0,n),r.scale(1,-1),r.drawImage(t.image,0,0,e,n),r.getImageData(0,0,e,n)}return null}}(e,t)}var Eu={newInstance:sn.newInstance(Du,&quot;vtkTexture&quot;),extend:Du,...{generateMipmaps:(e,t,n)=&gt;{const r=e.createShaderModule({code:&quot;\\n    @group(0) @binding(0) var inputTexture: texture_2d&lt;f32&gt;;\\n    @group(0) @binding(1) var outputTexture: texture_storage_2d&lt;rgba8unorm, write&gt;;\\n\\n    @compute @workgroup_size(8, 8)\\n    fn main(@builtin(global_invocation_id) global_id: vec3&lt;u32&gt;) {\\n      let texelCoord = vec2&lt;i32&gt;(global_id.xy);\\n      let outputSize = textureDimensions(outputTexture);\\n\\n      if (texelCoord.x &gt;= i32(outputSize.x) || texelCoord.y &gt;= i32(outputSize.y)) {\\n        return;\\n      }\\n\\n      let inputSize = textureDimensions(inputTexture);\\n      let scale = vec2&lt;f32&gt;(inputSize) / vec2&lt;f32&gt;(outputSize);\\n\\n      // Compute the floating-point source coordinate\\n      let srcCoord = (vec2&lt;f32&gt;(texelCoord) + 0.5) * scale - 0.5;\\n\\n      // Get integer coordinates for the four surrounding texels\\n      let x0 = i32(floor(srcCoord.x));\\n      let x1 = min(x0 + 1, i32(inputSize.x) - 1);\\n      let y0 = i32(floor(srcCoord.y));\\n      let y1 = min(y0 + 1, i32(inputSize.y) - 1);\\n\\n      // Compute the weights\\n      let wx = srcCoord.x - f32(x0);\\n      let wy = srcCoord.y - f32(y0);\\n\\n      // Fetch the four texels\\n      let c00 = textureLoad(inputTexture, vec2&lt;i32&gt;(x0, y0), 0);\\n      let c10 = textureLoad(inputTexture, vec2&lt;i32&gt;(x1, y0), 0);\\n      let c01 = textureLoad(inputTexture, vec2&lt;i32&gt;(x0, y1), 0);\\n      let c11 = textureLoad(inputTexture, vec2&lt;i32&gt;(x1, y1), 0);\\n\\n      // Bilinear interpolation\\n      let color = mix(\\n        mix(c00, c10, wx),\\n        mix(c01, c11, wx),\\n        wy\\n      );\\n\\n      textureStore(outputTexture, texelCoord, color);\\n    }\\n  &quot;}),o=e.createBindGroupLayout({entries:[{binding:0,visibility:GPUShaderStage.COMPUTE,texture:{sampleType:&quot;float&quot;}},{binding:1,visibility:GPUShaderStage.COMPUTE,storageTexture:{format:&quot;rgba8unorm&quot;,access:&quot;write-only&quot;}},{binding:2,visibility:GPUShaderStage.COMPUTE,sampler:{type:&quot;filtering&quot;}}]}),a=e.createPipelineLayout({bindGroupLayouts:[o]}),i=e.createComputePipeline({label:&quot;ComputeMipmapPipeline&quot;,layout:a,compute:{module:r,entryPoint:&quot;main&quot;}}),s=e.createSampler({magFilter:&quot;linear&quot;,minFilter:&quot;linear&quot;});for(let r=1;r&lt;n;r++){const n=t.createView({baseMipLevel:r-1,mipLevelCount:1}),o=t.createView({baseMipLevel:r,mipLevelCount:1}),a=e.createBindGroup({layout:i.getBindGroupLayout(0),entries:[{binding:0,resource:n},{binding:1,resource:o},{binding:2,resource:s}]}),l=e.createCommandEncoder({label:&quot;MipmapGenerateCommandEncoder&quot;}),c=l.beginComputePass();c.setPipeline(i),c.setBindGroup(0,a);const u=Math.max(1,t.width&gt;&gt;r),d=Math.max(1,t.height&gt;&gt;r),p=Math.ceil(u/8),f=Math.ceil(d/8);c.dispatchWorkgroups(p,f),c.end(),e.queue.submit([l.finish()])}}}};const Vu=[[-1,0,0],[1,0,0],[0,-1,0],[0,1,0],[0,0,-1],[0,0,1]],Lu=[[8,7,11,3],[9,1,10,5],[4,9,0,8],[2,11,6,10],[0,3,2,1],[4,5,6,7]],Bu=[[0,1],[1,3],[2,3],[0,2],[4,5],[5,7],[6,7],[4,6],[0,4],[1,5],[3,7],[2,6]],Fu=[0,1,0,1,0,1,0,1,2,2,2,2],Nu=[[1,2],[1,2],[0,2],[0,2],[0,1],[0,1]],ku=new Float64Array(3),Gu=new Float64Array(3),Uu=new Float64Array(3),_u=new Float64Array(3),Ku=new Float64Array(3),zu=new Float64Array(3),Wu=new Float64Array(16);function Hu(e,t){e.strokeStyle=t.strokeColor,e.lineWidth=t.strokeSize,e.fillStyle=t.fontColor,e.font=`${t.fontStyle} ${t.fontSize}px ${t.fontFamily}`}function ju(e){const t=[],n=[];for(let r=0;r&lt;3;r++){const o=$r().domain([e[2*r],e[2*r+1]]);t[r]=o.ticks(5);const a=o.tickFormat(5);n[r]=t[r].map(a)}return{ticks:t,tickStrings:n}}const Xu=sn.newInstance(((e,t,n={renderable:null})=&gt;{Object.assign(t,{},n),sn.obj(e,t),t.tmPolyData=Ru.newInstance(),t.tmMapper=Ql.newInstance(),t.tmMapper.setInputData(t.tmPolyData),t.tmActor=fs.newInstance({parentProp:e}),t.tmActor.setMapper(t.tmMapper),sn.setGet(e,t,[&quot;renderable&quot;]),sn.get(e,t,[&quot;lastSize&quot;,&quot;lastAspectRatio&quot;,&quot;axisTextStyle&quot;,&quot;tickTextStyle&quot;,&quot;tmActor&quot;,&quot;ticks&quot;]),t.forceUpdate=!1,t.lastRedrawTime={},sn.obj(t.lastRedrawTime,{mtime:0}),t.lastRebuildTime={},sn.obj(t.lastRebuildTime,{mtime:0}),t.lastSize=[-1,-1],t.lastTickBounds=[],function(e,t){t.classHierarchy.push(&quot;vtkCubeAxesActorHelper&quot;),e.setRenderable=n=&gt;{t.renderable!==n&amp;&amp;(t.renderable=n,t.tmActor.addTexture(t.renderable.getTmTexture()),t.tmActor.setProperty(n.getProperty()),t.tmActor.setParentProp(n),e.modified())},e.createPolyDataForOneLabel=(e,n,r,o,a,i,s)=&gt;{const l=t.renderable.get_tmAtlas().get(e);if(!l)return;const c=t.renderable.getTextPolyData().getPoints().getData(),u=t.lastSize;ku[0]=c[3*n],ku[1]=c[3*n+1],ku[2]=c[3*n+2],oe(Uu,ku,r),Uu[0]+=.1,oe(Gu,Uu,o),Z(Ku,Gu,ku),Uu[0]-=.1,Uu[1]+=.1,oe(Gu,Uu,o),Z(zu,Gu,ku);for(let e=0;e&lt;3;e++)Ku[e]/=.05*u[0],zu[e]/=.05*u[1];let d=s.ptIdx,p=s.cellIdx;ku[0]=c[3*n],ku[1]=c[3*n+1],ku[2]=c[3*n+2],a[0]&lt;-.5?$(Uu,Ku,a[0]*i-l.width):a[0]&gt;.5?$(Uu,Ku,a[0]*i):$(Uu,Ku,a[0]*i-l.width/2),J(ku,ku,Uu),$(Uu,zu,a[1]*i-l.height/2),J(ku,ku,Uu),s.points[3*d]=ku[0],s.points[3*d+1]=ku[1],s.points[3*d+2]=ku[2],s.tcoords[2*d]=l.tcoords[0],s.tcoords[2*d+1]=l.tcoords[1],d++,$(Uu,Ku,l.width),J(ku,ku,Uu),s.points[3*d]=ku[0],s.points[3*d+1]=ku[1],s.points[3*d+2]=ku[2],s.tcoords[2*d]=l.tcoords[2],s.tcoords[2*d+1]=l.tcoords[3],d++,$(Uu,zu,l.height),J(ku,ku,Uu),s.points[3*d]=ku[0],s.points[3*d+1]=ku[1],s.points[3*d+2]=ku[2],s.tcoords[2*d]=l.tcoords[4],s.tcoords[2*d+1]=l.tcoords[5],d++,$(Uu,Ku,l.width),Z(ku,ku,Uu),s.points[3*d]=ku[0],s.points[3*d+1]=ku[1],s.points[3*d+2]=ku[2],s.tcoords[2*d]=l.tcoords[6],s.tcoords[2*d+1]=l.tcoords[7],d++,s.polys[4*p]=3,s.polys[4*p+1]=d-4,s.polys[4*p+2]=d-3,s.polys[4*p+3]=d-2,p++,s.polys[4*p]=3,s.polys[4*p+1]=d-4,s.polys[4*p+2]=d-2,s.polys[4*p+3]=d-1,s.ptIdx+=4,s.cellIdx+=2},e.updateTexturePolyData=()=&gt;{const n=t.camera.getCompositeProjectionMatrix(t.lastAspectRatio,-1,1);y(n,n);const r=t.renderable.getTextValues().length,o=4*r,a=2*r,i=new Float64Array(3*o),s=new Uint16Array(4*a),l=new Float32Array(2*o);b(Wu,n);const c={ptIdx:0,cellIdx:0,polys:s,points:i,tcoords:l};let u=0,d=0,p=0;const f=t.renderable.getTextPolyData().getPoints().getData(),g=t.renderable.getTextValues();for(;u&lt;f.length/3;){ku[0]=f[3*u],ku[1]=f[3*u+1],ku[2]=f[3*u+2],oe(Uu,ku,n),ku[0]=f[3*u+3],ku[1]=f[3*u+4],ku[2]=f[3*u+5],oe(_u,ku,n),Z(Uu,Uu,_u);const r=[Uu[0],Uu[1]];Zo(r),e.createPolyDataForOneLabel(g[d],u,n,Wu,r,t.renderable.getAxisTitlePixelOffset(),c),u+=2,d++;for(let o=0;o&lt;t.renderable.getTickCounts()[p];o++)e.createPolyDataForOneLabel(g[d],u,n,Wu,r,t.renderable.getTickLabelPixelOffset(),c),u++,d++;p++}const m=Is.newInstance({numberOfComponents:2,values:l,name:&quot;TextureCoordinates&quot;});t.tmPolyData.getPointData().setTCoords(m),t.tmPolyData.getPoints().setData(i,3),t.tmPolyData.getPoints().modified(),t.tmPolyData.getPolys().setData(s,1),t.tmPolyData.getPolys().modified(),t.tmPolyData.modified()},e.updateAPISpecificData=(n,r,o)=&gt;{t.lastSize[0]===n[0]&amp;&amp;t.lastSize[1]===n[1]||(t.lastSize[0]=n[0],t.lastSize[1]=n[1],t.lastAspectRatio=n[0]/n[1],t.forceUpdate=!0),t.camera=r,e.updateTexturePolyData()}}(e,t)}),&quot;vtkCubeAxesActorHelper&quot;);function qu(e,t,n={}){fs.extend(e,t,function(e,t,n){return{boundsScaleFactor:1.3,camera:null,dataBounds:[...Hi.INIT_BOUNDS],faceVisibilityAngle:8,gridLines:!0,axisLabels:null,axisTitlePixelOffset:35,tickLabelPixelOffset:12,generateTicks:ju,...n,axisTextStyle:{fontColor:&quot;white&quot;,fontStyle:&quot;normal&quot;,fontSize:18,fontFamily:&quot;serif&quot;,...n?.axisTextStyle},tickTextStyle:{fontColor:&quot;white&quot;,fontStyle:&quot;normal&quot;,fontSize:14,fontFamily:&quot;serif&quot;,...n?.tickTextStyle}}}(0,0,n)),t.lastFacesToDraw=[!1,!1,!1,!1,!1,!1],t.axisLabels=[&quot;X-Axis&quot;,&quot;Y-Axis&quot;,&quot;Z-Axis&quot;],t.tickCounts=[],t.textValues=[],t.lastTickBounds=[],t.tmCanvas=document.createElement(&quot;canvas&quot;),t.tmContext=t.tmCanvas.getContext(&quot;2d&quot;),t._tmAtlas=new Map,t.tmTexture=Eu.newInstance({resizable:!0}),t.tmTexture.setInterpolate(!1),e.getProperty().setDiffuse(0),e.getProperty().setAmbient(1),t.gridMapper=Ql.newInstance(),t.polyData=Ru.newInstance(),t.gridMapper.setInputData(t.polyData),t.gridActor=fs.newInstance(),t.gridActor.setMapper(t.gridMapper),t.gridActor.setProperty(e.getProperty()),t.gridActor.setParentProp(e),t.textPolyData=Ru.newInstance(),sn.setGet(e,t,[&quot;axisTitlePixelOffset&quot;,&quot;boundsScaleFactor&quot;,&quot;faceVisibilityAngle&quot;,&quot;gridLines&quot;,&quot;tickLabelPixelOffset&quot;,&quot;generateTicks&quot;]),sn.setGetArray(e,t,[&quot;dataBounds&quot;],6),sn.setGetArray(e,t,[&quot;axisLabels&quot;],3),sn.get(e,t,[&quot;axisTextStyle&quot;,&quot;tickTextStyle&quot;,&quot;camera&quot;,&quot;tmTexture&quot;,&quot;textValues&quot;,&quot;textPolyData&quot;,&quot;tickCounts&quot;,&quot;gridActor&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkCubeAxesActor&quot;),e.setCamera=n=&gt;{t.camera!==n&amp;&amp;(t.cameraModifiedSub&amp;&amp;(t.cameraModifiedSub.unsubscribe(),t.cameraModifiedSub=null),t.camera=n,n&amp;&amp;(t.cameraModifiedSub=n.onModified(e.update)),e.update(),e.modified())},e.computeFacesToDraw=()=&gt;{const e=t.camera.getViewMatrix();y(e,e);let n=!1;const r=Hi.getDiagonalLength(t.dataBounds),o=Math.sin(t.faceVisibilityAngle*Math.PI/180);for(let a=0;a&lt;6;a++){let i=!1;const s=Math.floor(a/2),l=(s+1)%3,c=(s+2)%3;t.dataBounds[2*l]!==t.dataBounds[2*l+1]&amp;&amp;t.dataBounds[2*c]!==t.dataBounds[2*c+1]&amp;&amp;(ku[s]=t.dataBounds[a]-.1*r*Vu[a][s],ku[l]=.5*(t.dataBounds[2*l]+t.dataBounds[2*l+1]),ku[c]=.5*(t.dataBounds[2*c]+t.dataBounds[2*c+1]),oe(Uu,ku,e),ku[s]=t.dataBounds[a],oe(_u,ku,e),Z(Uu,_u,Uu),te(Uu,Uu),i=Uu[2]&gt;o,t.camera.getParallelProjection()||(te(_u,_u),i=ne(_u,Uu)&gt;o)),i!==t.lastFacesToDraw[a]&amp;&amp;(t.lastFacesToDraw[a]=i,n=!0)}return n},e.updatePolyData=(e,n,r)=&gt;{let o=0,a=0;o+=8;let i=0;for(let e=0;e&lt;12;e++)n[e]&gt;0&amp;&amp;i++;if(a+=i,t.gridLines)for(let t=0;t&lt;6;t++)e[t]&amp;&amp;(o+=2*r[Nu[t][0]].length+2*r[Nu[t][1]].length,a+=r[Nu[t][0]].length+r[Nu[t][1]].length);const s=new Float64Array(3*o),l=new Uint32Array(3*a);let c=0,u=0;for(let e=0;e&lt;2;e++)for(let n=0;n&lt;2;n++)for(let r=0;r&lt;2;r++)s[3*c]=t.dataBounds[r],s[3*c+1]=t.dataBounds[2+n],s[3*c+2]=t.dataBounds[4+e],c++;for(let e=0;e&lt;12;e++)n[e]&gt;0&amp;&amp;(l[3*u]=2,l[3*u+1]=Bu[e][0],l[3*u+2]=Bu[e][1],u++);if(t.gridLines)for(let n=0;n&lt;6;n++)if(e[n]){const e=Math.floor(n/2);let o=r[Nu[n][0]];for(let r=0;r&lt;o.length;r++)s[3*c+e]=t.dataBounds[n],s[3*c+Nu[n][0]]=o[r],s[3*c+Nu[n][1]]=t.dataBounds[2*Nu[n][1]],c++,s[3*c+e]=t.dataBounds[n],s[3*c+Nu[n][0]]=o[r],s[3*c+Nu[n][1]]=t.dataBounds[2*Nu[n][1]+1],c++,l[3*u]=2,l[3*u+1]=c-2,l[3*u+2]=c-1,u++;o=r[Nu[n][1]];for(let r=0;r&lt;o.length;r++)s[3*c+e]=t.dataBounds[n],s[3*c+Nu[n][1]]=o[r],s[3*c+Nu[n][0]]=t.dataBounds[2*Nu[n][0]],c++,s[3*c+e]=t.dataBounds[n],s[3*c+Nu[n][1]]=o[r],s[3*c+Nu[n][0]]=t.dataBounds[2*Nu[n][0]+1],c++,l[3*u]=2,l[3*u+1]=c-2,l[3*u+2]=c-1,u++}t.polyData.getPoints().setData(s,3),t.polyData.getPoints().modified(),t.polyData.getLines().setData(l,1),t.polyData.getLines().modified(),t.polyData.modified()},e.updateTextData=(e,n,r,o)=&gt;{let a=0;for(let e=0;e&lt;12;e++)1===n[e]&amp;&amp;(a+=2,a+=r[Fu[e]].length);const i=t.polyData.getPoints().getData(),s=new Float64Array(3*a);let l=0,c=0,u=0;for(let a=0;a&lt;6;a++)if(e[a])for(let e=0;e&lt;4;e++){const d=Lu[a][e];if(1===n[d]){const e=Fu[d],n=3*Bu[d][0],p=3*Bu[d][1];s[3*l]=.5*(i[n]+i[p]),s[3*l+1]=.5*(i[n+1]+i[p+1]),s[3*l+2]=.5*(i[n+2]+i[p+2]),l++,s[3*l+Math.floor(a/2)]=t.dataBounds[a],s[3*l+Nu[a][0]]=.5*(t.dataBounds[2*Nu[a][0]]+t.dataBounds[2*Nu[a][0]+1]),s[3*l+Nu[a][1]]=.5*(t.dataBounds[2*Nu[a][1]]+t.dataBounds[2*Nu[a][1]+1]),l++,t.textValues[c]=t.axisLabels[e],c++;const f=(e+1)%3,g=(e+2)%3,m=r[e],h=o[e];t.tickCounts[u]=m.length;for(let r=0;r&lt;m.length;r++)s[3*l+e]=m[r],s[3*l+f]=i[n+f],s[3*l+g]=i[n+g],l++,t.textValues[c]=h[r],c++;u++}}t.textPolyData.getPoints().setData(s,3),t.textPolyData.modified()},e.update=()=&gt;{if(!t.camera)return;const n=e.computeFacesToDraw(),r=t.lastFacesToDraw;let o=!1;for(let e=0;e&lt;6;e++)t.dataBounds[e]!==t.lastTickBounds[e]&amp;&amp;(o=!0,t.lastTickBounds[e]=t.dataBounds[e]);if(n||o||t.forceUpdate){const n=new Array(12).fill(0);for(let e=0;e&lt;6;e++)if(r[e])for(let t=0;t&lt;4;t++)n[Lu[e][t]]++;const a=t.generateTicks(t.dataBounds);e.updatePolyData(r,n,a.ticks),e.updateTextData(r,n,a.ticks,a.tickStrings),(o||t.forceUpdate)&amp;&amp;e.updateTextureAtlas(a.tickStrings)}t.forceUpdate=!1},e.updateTextureAtlas=e=&gt;{t.tmContext.textBaseline=&quot;bottom&quot;,t.tmContext.textAlign=&quot;left&quot;,t._tmAtlas.clear();let n=0,r=1;for(let o=0;o&lt;3;o++){if(!t._tmAtlas.has(t.axisLabels[o])){Hu(t.tmContext,t.axisTextStyle);const e=t.tmContext.measureText(t.axisLabels[o]),a={height:e.actualBoundingBoxAscent+2,startingHeight:r,width:e.width+2,textStyle:t.axisTextStyle};t._tmAtlas.set(t.axisLabels[o],a),r+=a.height,n&lt;a.width&amp;&amp;(n=a.width)}Hu(t.tmContext,t.tickTextStyle);for(let a=0;a&lt;e[o].length;a++)if(!t._tmAtlas.has(e[o][a])){const i=t.tmContext.measureText(e[o][a]),s={height:i.actualBoundingBoxAscent+2,startingHeight:r,width:i.width+2,textStyle:t.tickTextStyle};t._tmAtlas.set(e[o][a],s),r+=s.height,n&lt;s.width&amp;&amp;(n=s.width)}}n=Bo(n),r=Bo(r),t._tmAtlas.forEach((e=&gt;{e.tcoords=[0,(r-e.startingHeight-e.height)/r,e.width/n,(r-e.startingHeight-e.height)/r,e.width/n,(r-e.startingHeight)/r,0,(r-e.startingHeight)/r]})),t.tmCanvas.width=n,t.tmCanvas.height=r,t.tmContext.textBaseline=&quot;bottom&quot;,t.tmContext.textAlign=&quot;left&quot;,t.tmContext.clearRect(0,0,n,r),t._tmAtlas.forEach(((e,n)=&gt;{Hu(t.tmContext,e.textStyle),t.tmContext.fillText(n,1,e.startingHeight+e.height-1)})),t.tmTexture.setCanvas(t.tmCanvas),t.tmTexture.modified()},e.onModified((()=&gt;{t.forceUpdate=!0,e.update()})),e.setTickTextStyle=n=&gt;{t.tickTextStyle={...t.tickTextStyle,...n},e.modified()},e.setAxisTextStyle=n=&gt;{t.axisTextStyle={...t.axisTextStyle,...n},e.modified()},e.get_tmAtlas=()=&gt;t._tmAtlas,e.computeBounds=()=&gt;{e.update(),Hi.setBounds(t.bounds,t.gridActor.getBounds()),Hi.scaleAboutCenter(t.bounds,t.boundsScaleFactor,t.boundsScaleFactor,t.boundsScaleFactor)};const n=e.setProperty;e.setProperty=e=&gt;{const r=n(e);return t.gridActor.setProperty(e),r}}(e,t)}var Yu={newInstance:sn.newInstance(qu,&quot;vtkCubeAxesActor&quot;),extend:qu,newCubeAxesActorHelper:Xu,defaultGenerateTicks:ju};const Ju={};vn(&quot;vtkCubeAxesActor&quot;,Xt((function(e,t,n={}){Object.assign(t,Ju,n),pn.extend(e,t,n),t.CubeAxesActorHelper=Yu.newCubeAxesActorHelper(),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLCubeAxesActor&quot;),e.buildPass=n=&gt;{n&amp;&amp;(t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.CubeAxesActorHelper.getRenderable()||t.CubeAxesActorHelper.setRenderable(t.renderable),e.prepareNodes(),e.addMissingNode(t.CubeAxesActorHelper.getTmActor()),e.addMissingNode(t.renderable.getGridActor()),e.removeUnusedNodes())},e.opaquePass=(e,n)=&gt;{if(e){const 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r=null,o=null,a=!0,i=&quot;&quot;;e.getType=()=&gt;r,e.setType=e=&gt;{r=e},e.getHandle=()=&gt;o,e.isReady=()=&gt;!1===a,e.generateBuffer=e=&gt;{const a=n(e);return null===o&amp;&amp;(o=t.context.createBuffer(),r=e),n(r)===a},e.upload=(s,l)=&gt;e.generateBuffer(l)?(t.context.bindBuffer(n(r),o),t.context.bufferData(n(r),s,t.context.STATIC_DRAW),t.allocatedGPUMemoryInBytes=s.length*s.BYTES_PER_ELEMENT,a=!1,!0):(i=&quot;Trying to upload array buffer to incompatible buffer.&quot;,!1),e.bind=()=&gt;!!o&amp;&amp;(t.context.bindBuffer(n(r),o),!0),e.release=()=&gt;!!o&amp;&amp;(t.context.bindBuffer(n(r),null),!0),e.releaseGraphicsResources=()=&gt;{null!==o&amp;&amp;(t.context.bindBuffer(n(r),null),t.context.deleteBuffer(o),o=null,t.allocatedGPUMemoryInBytes=0)},e.setOpenGLRenderWindow=n=&gt;{t._openGLRenderWindow!==n&amp;&amp;(e.releaseGraphicsResources(),t._openGLRenderWindow=n,t.context=null,n&amp;&amp;(t.context=t._openGLRenderWindow.getContext()))},e.getError=()=&gt;i}(e,t)}var 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A=null,C=null;o===rs.POINTS||&quot;verts&quot;===r?(A=y.anythingToPoints,C=b.anythingToPoints):o===rs.WIREFRAME||&quot;lines&quot;===r?(A=y[`${r}ToWireframe`],C=b[`${r}ToWireframe`]):(A=y[`${r}ToSurface`],C=b[`${r}ToSurface`]);const S=n.getData(),P=S.length;let w=0;for(let e=0;e&lt;P;)w+=C(S[e],S),e+=S[e]+1;let I=null;const O=new Float32Array(w*t.blockSize);u&amp;&amp;(I=new Uint8Array(4*w));let R=0,M=0;const{useShiftAndScale:D,coordShift:E,coordScale:V}=rd(a.points);if(D?e.setCoordShiftAndScale(E,V):!0===t.coordShiftAndScaleEnabled&amp;&amp;e.setCoordShiftAndScale(null,null),i)if(i.points||i.cells){const e=new Int32Array(w+i.points.length);e.set(i.points),i.points=e;const t=new Int32Array(w+i.cells.length);t.set(i.cells),i.cells=t}else i.points=new Int32Array(w),i.cells=new Int32Array(w);let 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t.elementCount=w,e.upload(O,Zu.ARRAY_BUFFER),t.colorBO&amp;&amp;(t.colorBOStride=4,t.colorBO.upload(I,Zu.ARRAY_BUFFER)),x},e.setCoordShiftAndScale=(e,n)=&gt;{null===e||e.constructor===Float64Array&amp;&amp;3===e.length?null===n||n.constructor===Float64Array&amp;&amp;3===n.length?(null!==t.coordShift&amp;&amp;null!==e&amp;&amp;se(e,t.coordShift)||(t.coordShift=e),null!==t.coordScale&amp;&amp;null!==n&amp;&amp;se(n,t.coordScale)||(t.coordScale=n),t.coordShiftAndScaleEnabled=function(e,t){return null!==e&amp;&amp;null!==t&amp;&amp;!(ie(e,[0,0,0])&amp;&amp;ie(t,[1,1,1]))}(t.coordShift,t.coordScale),t.coordShiftAndScaleEnabled?t.inverseShiftAndScaleMatrix=od(t.coordShift,t.coordScale):t.inverseShiftAndScaleMatrix=null):ad(&quot;Wrong type for coordScale, expected vec3 or null&quot;):ad(&quot;Wrong type for coordShift, expected vec3 or null&quot;)}}const sd={elementCount:0,stride:0,colorBOStride:0,vertexOffset:0,normalOffset:0,tCoordOffset:0,tCoordComponents:0,colorOffset:0,colorComponents:0,tcoordBO:null,customData:[],coordShift:null,coordScale:null,coordShiftAndScaleEnabled:!1,inverseShiftAndScaleMatrix:null};function ld(e,t,n={}){Object.assign(t,sd,n),nd.extend(e,t,n),sn.setGet(e,t,[&quot;colorBO&quot;,&quot;elementCount&quot;,&quot;stride&quot;,&quot;colorBOStride&quot;,&quot;vertexOffset&quot;,&quot;normalOffset&quot;,&quot;tCoordOffset&quot;,&quot;tCoordComponents&quot;,&quot;colorOffset&quot;,&quot;colorComponents&quot;,&quot;customData&quot;]),sn.get(e,t,[&quot;coordShift&quot;,&quot;coordScale&quot;,&quot;coordShiftAndScaleEnabled&quot;,&quot;inverseShiftAndScaleMatrix&quot;]),id(e,t)}var cd={newInstance:sn.newInstance(ld),extend:ld};const{vtkErrorMacro:ud}=sn;const dd={shaderType:&quot;Unknown&quot;,source:&quot;&quot;,error:&quot;&quot;,handle:0,dirty:!1,context:null};function pd(e,t,n={}){Object.assign(t,dd,n),sn.obj(e,t),sn.setGet(e,t,[&quot;shaderType&quot;,&quot;source&quot;,&quot;error&quot;,&quot;handle&quot;,&quot;context&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkShader&quot;),e.compile=()=&gt;{let e=t.context.VERTEX_SHADER;if(!t.source||!t.source.length||&quot;Unknown&quot;===t.shaderType)return!1;if(0!==t.handle&amp;&amp;(t.context.deleteShader(t.handle),t.handle=0),e=&quot;Fragment&quot;===t.shaderType?t.context.FRAGMENT_SHADER:t.context.VERTEX_SHADER,t.handle=t.context.createShader(e),t.context.shaderSource(t.handle,t.source),t.context.compileShader(t.handle),!t.context.getShaderParameter(t.handle,t.context.COMPILE_STATUS)){const e=t.context.getShaderInfoLog(t.handle);return ud(`Error compiling shader &#x27;${t.source}&#x27;: 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hd(e,t,n={}){Object.assign(t,md,n),t.attributesLocs={},t.uniformLocs={},t.vertexShader=fd.newInstance(),t.vertexShader.setShaderType(&quot;Vertex&quot;),t.fragmentShader=fd.newInstance(),t.fragmentShader.setShaderType(&quot;Fragment&quot;),t.geometryShader=fd.newInstance(),t.geometryShader.setShaderType(&quot;Geometry&quot;),sn.obj(e,t),sn.get(e,t,[&quot;lastCameraMTime&quot;]),sn.setGet(e,t,[&quot;error&quot;,&quot;handle&quot;,&quot;compiled&quot;,&quot;bound&quot;,&quot;md5Hash&quot;,&quot;vertexShader&quot;,&quot;fragmentShader&quot;,&quot;geometryShader&quot;,&quot;linked&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkShaderProgram&quot;),e.compileShader=()=&gt;t.vertexShader.compile()?t.fragmentShader.compile()?e.attachShader(t.vertexShader)&amp;&amp;e.attachShader(t.fragmentShader)?e.link()?(e.setCompiled(!0),1):(gd(`Links failed: ${t.error}`),0):(gd(t.error),0):(gd(t.fragmentShader.getSource().split(&quot;\\n&quot;).map(((e,t)=&gt;`${t}: 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No such uniform.`,!1;let a=r;if(1===a.length&amp;&amp;Array.isArray(a[0])&amp;&amp;(a=a[0]),3!==a.length)throw new RangeError(&quot;Invalid number of values for array&quot;);return t.context.uniform3i(o,a[0],a[1],a[2]),!0},e.setUniform3iv=(n,r)=&gt;{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform3iv(o,r),!0)},e.setUniform4f=(n,...r)=&gt;{const o=e.findUniform(n);if(-1===o)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;let a=r;if(1===a.length&amp;&amp;Array.isArray(a[0])&amp;&amp;(a=a[0]),4!==a.length)throw new RangeError(&quot;Invalid number of values for array&quot;);return t.context.uniform4f(o,a[0],a[1],a[2],a[3]),!0},e.setUniform4fv=(n,r)=&gt;{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform4fv(o,r),!0)},e.setUniform4i=(n,...r)=&gt;{const o=e.findUniform(n);if(-1===o)return t.error=`Could not set uniform ${n} . No such uniform.`,!1;let a=r;if(1===a.length&amp;&amp;Array.isArray(a[0])&amp;&amp;(a=a[0]),4!==a.length)throw new RangeError(&quot;Invalid number of values for array&quot;);return t.context.uniform4i(o,a[0],a[1],a[2],a[3]),!0},e.setUniform4iv=(n,r)=&gt;{const o=e.findUniform(n);return-1===o?(t.error=`Could not set uniform ${n} . No such uniform.`,!1):(t.context.uniform4iv(o,r),!0)},e.findUniform=e=&gt;{if(!e||!t.linked)return-1;let n=t.uniformLocs[e];return void 0!==n?n:(n=t.context.getUniformLocation(t.handle,e),null===n?(t.error=`Uniform ${e} not found in current shader program.`,t.uniformLocs[e]=-1,-1):(t.uniformLocs[e]=n,n))},e.isUniformUsed=e=&gt;{if(!e)return!1;let n=t.uniformLocs[e];return void 0!==n?null!==n:t.linked?(n=t.context.getUniformLocation(t.handle,e),t.uniformLocs[e]=n,null!==n):(gd(&quot;attempt to find uniform when the shader program is not linked&quot;),!1)},e.isAttributeUsed=e=&gt;{if(!e)return!1;if(e in t.attributeLocs)return!0;if(!t.linked)return gd(&quot;attempt to find uniform when the shader program is not linked&quot;),!1;const n=t.context.getAttribLocation(t.handle,e);return-1!==n&amp;&amp;(t.attributeLocs[e]=n,!0)},e.attachShader=n=&gt;{if(0===n.getHandle())return t.error=&quot;Shader object was not initialized, cannot attach it.&quot;,!1;if(&quot;Unknown&quot;===n.getShaderType())return t.error=&quot;Shader object is of type Unknown and cannot be used.&quot;,!1;if(0===t.handle){const e=t.context.createProgram();if(0===e)return t.error=&quot;Could not create shader program.&quot;,!1;t.handle=e,t.linked=!1}return&quot;Vertex&quot;===n.getShaderType()&amp;&amp;(0!==t.vertexShaderHandle&amp;&amp;t.context.detachShader(t.handle,t.vertexShaderHandle),t.vertexShaderHandle=n.getHandle()),&quot;Fragment&quot;===n.getShaderType()&amp;&amp;(0!==t.fragmentShaderHandle&amp;&amp;t.context.detachShader(t.handle,t.fragmentShaderHandle),t.fragmentShaderHandle=n.getHandle()),t.context.attachShader(t.handle,n.getHandle()),e.setLinked(!1),!0},e.detachShader=e=&gt;{if(0===e.getHandle())return t.error=&quot;shader object was not initialized, cannot attach it.&quot;,!1;if(&quot;Unknown&quot;===e.getShaderType())return t.error=&quot;Shader object is of type Unknown and cannot be used.&quot;,!1;switch(0===t.handle&amp;&amp;(t.error=&quot;This shader program has not been initialized yet.&quot;),e.getShaderType()){case&quot;Vertex&quot;:return t.vertexShaderHandle!==e.getHandle()?(t.error=&quot;The supplied shader was not attached to this program.&quot;,!1):(t.context.detachShader(t.handle,e.getHandle()),t.vertexShaderHandle=0,t.linked=!1,!0);case&quot;Fragment&quot;:return t.fragmentShaderHandle!==e.getHandle()?(t.error=&quot;The supplied shader was not attached to this program.&quot;,!1):(t.context.detachShader(t.handle,e.getHandle()),t.fragmentShaderHandle=0,t.linked=!1,!0);default:return!1}},e.setContext=e=&gt;{t.context=e,t.vertexShader.setContext(e),t.fragmentShader.setContext(e),t.geometryShader.setContext(e)},e.setLastCameraMTime=e=&gt;{t.lastCameraMTime=e}}(e,t)}var vd={newInstance:sn.newInstance(hd,&quot;vtkShaderProgram&quot;),extend:hd,substitute:function(e,t,n,r){const o=&quot;string&quot;==typeof n?n:n.join(&quot;\\n&quot;),a=!1===r?t:new RegExp(t,&quot;g&quot;),i=e.replace(a,o);return{replace:i!==o,result:i}}};const Td={forceEmulation:!1,handleVAO:0,handleProgram:0,supported:!0,buffers:null,context:null};function xd(e,t,n={}){Object.assign(t,Td,n),t.buffers=[],sn.obj(e,t),sn.get(e,t,[&quot;supported&quot;]),sn.setGet(e,t,[&quot;forceEmulation&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLVertexArrayObject&quot;),e.exposedMethod=()=&gt;{},e.initialize=()=&gt;{t.instancingExtension=null,t._openGLRenderWindow.getWebgl2()||(t.instancingExtension=t.context.getExtension(&quot;ANGLE_instanced_arrays&quot;)),!t.forceEmulation&amp;&amp;t._openGLRenderWindow&amp;&amp;t._openGLRenderWindow.getWebgl2()?(t.extension=null,t.supported=!0,t.handleVAO=t.context.createVertexArray()):(t.extension=t.context.getExtension(&quot;OES_vertex_array_object&quot;),!t.forceEmulation&amp;&amp;t.extension?(t.supported=!0,t.handleVAO=t.extension.createVertexArrayOES()):t.supported=!1)},e.isReady=()=&gt;0!==t.handleVAO||!1===t.supported,e.bind=()=&gt;{if(e.isReady()||e.initialize(),e.isReady()&amp;&amp;t.supported)t.extension?t.extension.bindVertexArrayOES(t.handleVAO):t.context.bindVertexArray(t.handleVAO);else if(e.isReady()){const e=t.context;for(let n=0;n&lt;t.buffers.length;++n){const r=t.buffers[n];t.context.bindBuffer(e.ARRAY_BUFFER,r.buffer);for(let n=0;n&lt;r.attributes.length;++n){const o=r.attributes[n],a=o.isMatrix?o.size:1;for(let n=0;n&lt;a;++n)e.enableVertexAttribArray(o.index+n),e.vertexAttribPointer(o.index+n,o.size,o.type,o.normalize,o.stride,o.offset+o.stride*n/o.size),o.divisor&gt;0&amp;&amp;(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(o.index+n,1):e.vertexAttribDivisor(o.index+n,1))}}}},e.release=()=&gt;{if(e.isReady()&amp;&amp;t.supported)t.extension?t.extension.bindVertexArrayOES(null):t.context.bindVertexArray(null);else if(e.isReady()){const e=t.context;for(let n=0;n&lt;t.buffers.length;++n){const r=t.buffers[n];t.context.bindBuffer(e.ARRAY_BUFFER,r.buffer);for(let n=0;n&lt;r.attributes.length;++n){const o=r.attributes[n],a=o.isMatrix?o.size:1;for(let n=0;n&lt;a;++n)e.enableVertexAttribArray(o.index+n),e.vertexAttribPointer(o.index+n,o.size,o.type,o.normalize,o.stride,o.offset+o.stride*n/o.size),o.divisor&gt;0&amp;&amp;(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(o.index+n,0):e.vertexAttribDivisor(o.index+n,0)),e.disableVertexAttribArray(o.index+n)}}}},e.shaderProgramChanged=()=&gt;{e.release(),t.handleVAO&amp;&amp;(t.extension?t.extension.deleteVertexArrayOES(t.handleVAO):t.context.deleteVertexArray(t.handleVAO)),t.handleVAO=0,t.handleProgram=0},e.releaseGraphicsResources=()=&gt;{e.shaderProgramChanged(),t.handleVAO&amp;&amp;(t.extension?t.extension.deleteVertexArrayOES(t.handleVAO):t.context.deleteVertexArray(t.handleVAO)),t.handleVAO=0,t.supported=!0,t.handleProgram=0},e.addAttributeArray=(t,n,r,o,a,i,s,l)=&gt;e.addAttributeArrayWithDivisor(t,n,r,o,a,i,s,l,0,!1),e.addAttributeArrayWithDivisor=(n,r,o,a,i,s,l,c,u,d)=&gt;{if(!n)return!1;if(!n.isBound()||0===r.getHandle()||r.getType()!==Zu.ARRAY_BUFFER)return!1;if(0===t.handleProgram&amp;&amp;(t.handleProgram=n.getHandle()),e.isReady()||e.initialize(),!e.isReady()||t.handleProgram!==n.getHandle())return!1;const p=t.context,f={};if(f.name=o,f.index=p.getAttribLocation(t.handleProgram,o),f.offset=a,f.stride=i,f.type=s,f.size=l,f.normalize=c,f.isMatrix=d,f.divisor=u,-1===f.Index)return!1;if(r.bind(),p.enableVertexAttribArray(f.index),p.vertexAttribPointer(f.index,f.size,f.type,f.normalize,f.stride,f.offset),u&gt;0&amp;&amp;(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(f.index,1):p.vertexAttribDivisor(f.index,1)),f.buffer=r.getHandle(),!t.supported){let e=!1;for(let n=0;n&lt;t.buffers.length;++n){const r=t.buffers[n];if(r.buffer===f.buffer){e=!0;let t=!1;for(let e=0;e&lt;r.attributes.length;++e)r.attributes[e].name===o&amp;&amp;(t=!0,r.attributes[e]=f);t||r.attributes.push(f)}}e||t.buffers.push({buffer:f.buffer,attributes:[f]})}return!0},e.addAttributeMatrixWithDivisor=(n,r,o,a,i,s,l,c,u)=&gt;{const d=e.addAttributeArrayWithDivisor(n,r,o,a,i,s,l,c,u,!0);if(!d)return d;const p=t.context,f=p.getAttribLocation(t.handleProgram,o);for(let e=1;e&lt;l;e++)p.enableVertexAttribArray(f+e),p.vertexAttribPointer(f+e,l,s,c,i,a+i*e/l),u&gt;0&amp;&amp;(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(f+e,1):p.vertexAttribDivisor(f+e,1));return!0},e.removeAttributeArray=n=&gt;{if(!e.isReady()||0===t.handleProgram)return!1;if(!t.supported)for(let e=0;e&lt;t.buffers.length;++e){const r=t.buffers[e];for(let o=0;o&lt;r.attributes.length;++o)if(r.attributes[o].name===n)return r.attributes.splice(o,1),r.attributes.length||t.buffers.splice(e,1),!0}return!0},e.setOpenGLRenderWindow=n=&gt;{t._openGLRenderWindow!==n&amp;&amp;(e.releaseGraphicsResources(),t._openGLRenderWindow=n,t.context=null,n&amp;&amp;(t.context=t._openGLRenderWindow.getContext()))}}(e,t)}var yd={newInstance:sn.newInstance(xd,&quot;vtkOpenGLVertexArrayObject&quot;),extend:xd};const bd={Start:0,Points:0,Lines:1,Tris:2,TriStrips:3,TrisEdges:4,TriStripsEdges:5,End:6};const Ad={context:null,program:null,shaderSourceTime:null,VAO:null,attributeUpdateTime:null,CABO:null,primitiveType:0,pointPicking:!1};function Cd(e,t,n={}){Object.assign(t,Ad,n),sn.obj(e,t),t.shaderSourceTime={},sn.obj(t.shaderSourceTime),t.attributeUpdateTime={},sn.obj(t.attributeUpdateTime),sn.setGet(e,t,[&quot;program&quot;,&quot;shaderSourceTime&quot;,&quot;VAO&quot;,&quot;attributeUpdateTime&quot;,&quot;CABO&quot;,&quot;primitiveType&quot;,&quot;pointPicking&quot;]),t.program=vd.newInstance(),t.VAO=yd.newInstance(),t.CABO=cd.newInstance(),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLHelper&quot;),e.setOpenGLRenderWindow=e=&gt;{t.context=e.getContext(),t.program.setContext(t.context),t.VAO.setOpenGLRenderWindow(e),t.CABO.setOpenGLRenderWindow(e)},e.releaseGraphicsResources=e=&gt;{t.VAO.releaseGraphicsResources(),t.CABO.releaseGraphicsResources(),t.CABO.setElementCount(0)},e.drawArrays=(n,r,o,a)=&gt;{if(t.CABO.getElementCount()){const i=e.getOpenGLMode(o),s=e.haveWideLines(n,r),l=t.context,c=l.getParameter(l.DEPTH_WRITEMASK);t.pointPicking&amp;&amp;l.depthMask(!1),i===l.LINES&amp;&amp;s?(e.updateShaders(n,r,a),l.drawArraysInstanced(i,0,t.CABO.getElementCount(),2*Math.ceil(r.getProperty().getLineWidth()))):(l.lineWidth(r.getProperty().getLineWidth()),e.updateShaders(n,r,a),l.drawArrays(i,0,t.CABO.getElementCount()),l.lineWidth(1));const u=(i===l.POINTS?1:0)||(i===l.LINES?2:3);return t.pointPicking&amp;&amp;l.depthMask(c),t.CABO.getElementCount()/u}return 0},e.getOpenGLMode=e=&gt;{if(t.pointPicking)return t.context.POINTS;const n=t.primitiveType;return e===rs.POINTS||n===bd.Points?t.context.POINTS:e===rs.WIREFRAME||n===bd.Lines||n===bd.TrisEdges||n===bd.TriStripsEdges?t.context.LINES:t.context.TRIANGLES},e.haveWideLines=(e,n)=&gt;n.getProperty().getLineWidth()&gt;1&amp;&amp;!(t.CABO.getOpenGLRenderWindow()&amp;&amp;t.CABO.getOpenGLRenderWindow().getHardwareMaximumLineWidth()&gt;=n.getProperty().getLineWidth()),e.getNeedToRebuildShaders=(t,n,r)=&gt;!!(r.getNeedToRebuildShaders(e,t,n)||0===e.getProgram()||e.getShaderSourceTime().getMTime()&lt;r.getMTime()||e.getShaderSourceTime().getMTime()&lt;n.getMTime()),e.updateShaders=(n,r,o)=&gt;{if(e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};o.buildShaders(a,n,r);const i=t.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==e.getProgram()&amp;&amp;(e.setProgram(i),e.getVAO().releaseGraphicsResources()),e.getShaderSourceTime().modified()}else t.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgram(e.getProgram());e.getVAO().bind(),o.setMapperShaderParameters(e,n,r),o.setPropertyShaderParameters(e,n,r),o.setCameraShaderParameters(e,n,r),o.setLightingShaderParameters(e,n,r),o.invokeShaderCallbacks(e,n,r)},e.setMapperShaderParameters=(n,r,o)=&gt;{if(e.haveWideLines(n,r)){e.getProgram().setUniform2f(&quot;viewportSize&quot;,o.usize,o.vsize);const t=parseFloat(r.getProperty().getLineWidth()),n=t/2;e.getProgram().setUniformf(&quot;lineWidthStepSize&quot;,t/Math.ceil(t)),e.getProgram().setUniformf(&quot;halfLineWidth&quot;,n)}t.primitiveType===bd.Points||r.getProperty().getRepresentation()===rs.POINTS?e.getProgram().setUniformf(&quot;pointSize&quot;,r.getProperty().getPointSize()):t.pointPicking&amp;&amp;e.getProgram().setUniformf(&quot;pointSize&quot;,e.getPointPickingPrimitiveSize())},e.replaceShaderPositionVC=(n,r,o)=&gt;{let a=n.Vertex;a=vd.substitute(a,&quot;//VTK::PositionVC::Dec&quot;,[&quot;//VTK::PositionVC::Dec&quot;,&quot;uniform float pointSize;&quot;]).result,a=vd.substitute(a,&quot;//VTK::PositionVC::Impl&quot;,[&quot;//VTK::PositionVC::Impl&quot;,&quot;  gl_PointSize = pointSize;&quot;],!1).result,e.getOpenGLMode(o.getProperty().getRepresentation())===t.context.LINES&amp;&amp;e.haveWideLines(r,o)&amp;&amp;(a=vd.substitute(a,&quot;//VTK::PositionVC::Dec&quot;,[&quot;//VTK::PositionVC::Dec&quot;,&quot;uniform vec2 viewportSize;&quot;,&quot;uniform float lineWidthStepSize;&quot;,&quot;uniform float halfLineWidth;&quot;]).result,a=vd.substitute(a,&quot;//VTK::PositionVC::Impl&quot;,[&quot;//VTK::PositionVC::Impl&quot;,&quot; if (halfLineWidth &gt; 0.0)&quot;,&quot;   {&quot;,&quot;   float offset = float(gl_InstanceID / 2) * lineWidthStepSize - halfLineWidth;&quot;,&quot;   vec4 tmpPos = gl_Position;&quot;,&quot;   vec3 tmpPos2 = tmpPos.xyz / tmpPos.w;&quot;,&quot;   tmpPos2.x = tmpPos2.x + 2.0 * mod(float(gl_InstanceID), 2.0) * offset / viewportSize[0];&quot;,&quot;   tmpPos2.y = tmpPos2.y + 2.0 * mod(float(gl_InstanceID + 1), 2.0) * offset / viewportSize[1];&quot;,&quot;   gl_Position = vec4(tmpPos2.xyz * tmpPos.w, tmpPos.w);&quot;,&quot;   }&quot;]).result),n.Vertex=a},e.getPointPickingPrimitiveSize=()=&gt;t.primitiveType===bd.Points?2:t.primitiveType===bd.Lines?4:6,e.getAllocatedGPUMemoryInBytes=()=&gt;e.getCABO().getAllocatedGPUMemoryInBytes()}(e,t)}var Sd={newInstance:sn.newInstance(Cd),extend:Cd,primTypes:bd};const Pd={CLAMP_TO_EDGE:0,REPEAT:1,MIRRORED_REPEAT:2},wd={NEAREST:0,LINEAR:1,NEAREST_MIPMAP_NEAREST:2,NEAREST_MIPMAP_LINEAR:3,LINEAR_MIPMAP_NEAREST:4,LINEAR_MIPMAP_LINEAR:5};var Id={Wrap:Pd,Filter:wd};const Od=new Float32Array(1),Rd=new Int32Array(Od.buffer);var Md={fromHalf:function(e){const t=(32768&amp;e)&gt;&gt;15,n=(31744&amp;e)&gt;&gt;10,r=1023&amp;e;return 0===n?(t?-1:1)*2**-14*(r/1024):31===n?r?NaN:1/0*(t?-1:1):(t?-1:1)*2**(n-15)*(1+r/1024)},toHalf:function(e){Od[0]=e;const t=Rd[0];let n=t&gt;&gt;16&amp;32768,r=t&gt;&gt;12&amp;2047;const o=t&gt;&gt;23&amp;255;return o&lt;103?n:o&gt;142?(n|=31744,n|=(255===o?0:1)&amp;&amp;8388607&amp;t,n):o&lt;113?(r|=2048,n|=(r&gt;&gt;114-o)+(r&gt;&gt;113-o&amp;1),n):(n|=o-112&lt;&lt;10|r&gt;&gt;1,n+=1&amp;r,n)}};let Dd;function Ed(){return void 0===Dd&amp;&amp;(Dd=function(){try{const e=4,t=2,n=1,r=new Int16Array([0,32767]),o=[1,1],a=document.createElement(&quot;canvas&quot;);a.width=e,a.height=e;const i=a.getContext(&quot;webgl2&quot;);if(!i)return!1;const s=i.getExtension(&quot;EXT_texture_norm16&quot;);if(!s)return!1;const l=`#version 300 es\\n    void main() {\\n      gl_PointSize = ${e.toFixed(1)};\\n      gl_Position = vec4(0, 0, 0, 1);\\n    }\\n  `,c=&quot;#version 300 es\\n    precision highp float;\\n    precision highp int;\\n    precision highp sampler2D;\\n\\n    uniform sampler2D u_image;\\n\\n    out vec4 color;\\n\\n    void main() {\\n        vec4 intColor = texture(u_image, gl_PointCoord.xy);\\n        color = vec4(vec3(intColor.rrr), 1);\\n    }\\n    &quot;,u=i.createShader(i.VERTEX_SHADER);if(i.shaderSource(u,l),i.compileShader(u),!i.getShaderParameter(u,i.COMPILE_STATUS))return!1;const d=i.createShader(i.FRAGMENT_SHADER);if(i.shaderSource(d,c),i.compileShader(d),!i.getShaderParameter(d,i.COMPILE_STATUS))return!1;const p=i.createProgram();if(i.attachShader(p,u),i.attachShader(p,d),i.linkProgram(p),!i.getProgramParameter(p,i.LINK_STATUS))return!1;const f=i.createTexture();i.bindTexture(i.TEXTURE_2D,f),i.texImage2D(i.TEXTURE_2D,0,s.R16_SNORM_EXT,t,n,0,i.RED,i.SHORT,r),i.texParameteri(i.TEXTURE_2D,i.TEXTURE_MAG_FILTER,i.LINEAR),i.texParameteri(i.TEXTURE_2D,i.TEXTURE_MIN_FILTER,i.LINEAR),i.useProgram(p),i.drawArrays(i.POINTS,0,1);const g=new Uint8Array(4);i.readPixels(o[0],o[1],1,1,i.RGBA,i.UNSIGNED_BYTE,g);const[m,h,v]=g,T=i.getExtension(&quot;WEBGL_lose_context&quot;);return T&amp;&amp;T.loseContext(),m===h&amp;&amp;h===v&amp;&amp;0!==m}catch(e){return!1}}()),Dd}const{Wrap:Vd,Filter:Ld}=Id,{VtkDataTypes:Bd}=Is,{vtkDebugMacro:Fd,vtkErrorMacro:Nd,vtkWarningMacro:kd,requiredParam:Gd}=ln,{toHalf:Ud}=Md;function _d(e,t){function n(){return{internalFormat:t.internalFormat,format:t.format,openGLDataType:t.openGLDataType,width:t.width,height:t.height}}t.classHierarchy.push(&quot;vtkOpenGLTexture&quot;),e.render=(n=null)=&gt;{if(n?t._openGLRenderWindow=n:(t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;),t._openGLRenderWindow=t._openGLRenderer.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;)),t.context=t._openGLRenderWindow.getContext(),t.renderable.getInterpolate()?(t.generateMipmap?e.setMinificationFilter(Ld.LINEAR_MIPMAP_LINEAR):e.setMinificationFilter(Ld.LINEAR),e.setMagnificationFilter(Ld.LINEAR)):(e.setMinificationFilter(Ld.NEAREST),e.setMagnificationFilter(Ld.NEAREST)),t.renderable.getRepeat()&amp;&amp;(e.setWrapR(Vd.REPEAT),e.setWrapS(Vd.REPEAT),e.setWrapT(Vd.REPEAT)),t.renderable.getInputData()&amp;&amp;t.renderable.setImage(null),!t.handle||t.renderable.getMTime()&gt;t.textureBuildTime.getMTime()){if(null!==t.renderable.getImageBitmap()&amp;&amp;(t.renderable.getInterpolate()&amp;&amp;(t.generateMipmap=!0,e.setMinificationFilter(Ld.LINEAR_MIPMAP_LINEAR)),t.renderable.getImageBitmap()&amp;&amp;t.renderable.getImageLoaded()&amp;&amp;(e.create2DFromImageBitmap(t.renderable.getImageBitmap()),e.activate(),e.sendParameters(),t.textureBuildTime.modified())),null!==t.renderable.getImage()&amp;&amp;(t.renderable.getInterpolate()&amp;&amp;(t.generateMipmap=!0,e.setMinificationFilter(Ld.LINEAR_MIPMAP_LINEAR)),t.renderable.getImage()&amp;&amp;t.renderable.getImageLoaded()&amp;&amp;(e.create2DFromImage(t.renderable.getImage()),e.activate(),e.sendParameters(),t.textureBuildTime.modified())),null!==t.renderable.getCanvas()){t.renderable.getInterpolate()&amp;&amp;(t.generateMipmap=!0,e.setMinificationFilter(Ld.LINEAR_MIPMAP_LINEAR));const n=t.renderable.getCanvas();e.create2DFromRaw({width:n.width,height:n.height,numComps:4,dataType:Bd.UNSIGNED_CHAR,data:n,flip:!0}),e.activate(),e.sendParameters(),t.textureBuildTime.modified()}if(null!==t.renderable.getJsImageData()){const n=t.renderable.getJsImageData();t.renderable.getInterpolate()&amp;&amp;(t.generateMipmap=!0,e.setMinificationFilter(Ld.LINEAR_MIPMAP_LINEAR)),e.create2DFromRaw({width:n.width,height:n.height,numComps:4,dataType:Bd.UNSIGNED_CHAR,data:n.data,flip:!0}),e.activate(),e.sendParameters(),t.textureBuildTime.modified()}const n=t.renderable.getInputData(0);if(n&amp;&amp;n.getPointData().getScalars()){const r=n.getExtent(),o=n.getPointData().getScalars(),a=[];for(let e=0;e&lt;t.renderable.getNumberOfInputPorts();++e){const n=t.renderable.getInputData(e),r=n?n.getPointData().getScalars().getData():null;r&amp;&amp;a.push(r)}t.renderable.getInterpolate()&amp;&amp;4===o.getNumberOfComponents()&amp;&amp;(t.generateMipmap=!0,e.setMinificationFilter(Ld.LINEAR_MIPMAP_LINEAR)),a.length%6==0?e.createCubeFromRaw({width:r[1]-r[0]+1,height:r[3]-r[2]+1,numComps:o.getNumberOfComponents(),dataType:o.getDataType(),data:a}):e.create2DFromRaw({width:r[1]-r[0]+1,height:r[3]-r[2]+1,numComps:o.getNumberOfComponents(),dataType:o.getDataType(),data:o.getData()}),e.activate(),e.sendParameters(),t.textureBuildTime.modified()}}t.handle&amp;&amp;e.activate()};const r=()=&gt;{if(t.minificationFilter!==Ld.LINEAR&amp;&amp;t.magnificationFilter!==Ld.LINEAR||Ed())return t.oglNorm16Ext};function o(e){const[t,n,r,o,a,i]=e;return[n-t+1,o-r+1,i-a+1]}function a(e){const[t,n,r]=o(e);return t*n*r}function i(e,n,r=null){const o=new(r||e.constructor)(n.reduce(((e,t)=&gt;e+a(t)),0)),i=[t.width,t.height,t.depth];let s=0;return n.forEach((t=&gt;{!function(e,t,n,r,o){const[a,i,s,l,c,u]=n,[d,p]=t,f=d*p;let g=o;for(let t=c;t&lt;=u;t++){const n=t*f;for(let t=s;t&lt;=l;t++){const o=n+t*d;for(let t=o+a,n=o+i;t&lt;=n;t++,g++)r[g]=e[t]}}}(e,i,t,o,s),s+=a(t)})),o}function s(e){if(t._openGLRenderWindow.getWebgl2())return e;const n=[],r=t.width,o=t.height,a=t.components;if(e&amp;&amp;(!Fo(r)||!Fo(o))){const i=t.context.getExtension(&quot;OES_texture_half_float&quot;),s=Bo(r),l=Bo(o),c=s*l*t.components;for(let u=0;u&lt;e.length;u++)if(null!==e[u]){let d=null;const p=o/l,f=r/s;let g=!1;t.openGLDataType===t.context.FLOAT?d=new Float32Array(c):i&amp;&amp;t.openGLDataType===i.HALF_FLOAT_OES?(d=new Uint16Array(c),g=!0):d=new Uint8Array(c);for(let t=0;t&lt;l;t++){const n=t*s*a,i=t*p;let l=Math.floor(i),c=Math.ceil(i);c&gt;=o&amp;&amp;(c=o-1);const m=i-l,h=1-m;l=l*r*a,c=c*r*a;for(let t=0;t&lt;s;t++){const o=t*a,i=t*f;let s=Math.floor(i),p=Math.ceil(i);p&gt;=r&amp;&amp;(p=r-1);const v=i-s;s*=a,p*=a;for(let t=0;t&lt;a;t++)d[n+o+t]=g?Md.toHalf(Md.fromHalf(e[u][l+s+t])*h*(1-v)+Md.fromHalf(e[u][l+p+t])*h*v+Md.fromHalf(e[u][c+s+t])*m*(1-v)+Md.fromHalf(e[u][c+p+t])*m*v):e[u][l+s+t]*h*(1-v)+e[u][l+p+t]*h*v+e[u][c+s+t]*m*(1-v)+e[u][c+p+t]*m*v}}n.push(d),t.width=s,t.height=l}else n.push(null)}if(0===n.length)for(let t=0;t&lt;e.length;t++)n.push(e[t]);return n}function l(e){if(t._openGLRenderWindow){if(t.resizable||t.renderable?.getResizable())return!1;if(t._openGLRenderWindow.getWebgl2()){return!(t._openGLRenderWindow.getGLInformations().RENDERER.value.match(/WebKit/gi)&amp;&amp;navigator.platform.match(/Mac/gi)&amp;&amp;r())||e!==Bd.UNSIGNED_SHORT&amp;&amp;e!==Bd.SHORT}return!1}return!1}function c(n,r){const o=n.getNumberOfComponents(),a=n.getDataType(),i=n.getData(),s=new Array(o),l=new Array(o);for(let e=0;e&lt;o;++e){const[t,r]=n.getRange(e);s[e]=t,l[e]=r}const c=function(e,t,n){const r=new Array(n),o=new Array(n);for(let a=0;a&lt;n;++a)r[a]=e[a],o[a]=t[a]-e[a]||1;return{scale:o,offset:r}}(s,l,o);return function(n,r,o,a){e.getOpenGLDataType(n);const i=function(e,t){for(let n=0;n&lt;e.length;n++){const r=e[n],o=t[n]+r;if(r&lt;-2048||r&gt;2048||o&lt;-2048||o&gt;2048)return!1}return!0}(r,o)||a;let s=!1;if(t._openGLRenderWindow.getWebgl2())s=t.openGLDataType===t.context.FLOAT&amp;&amp;null===t.context.getExtension(&quot;OES_texture_float_linear&quot;)&amp;&amp;i||t.openGLDataType===t.context.HALF_FLOAT;else{const e=t.context.getExtension(&quot;OES_texture_half_float&quot;);s=e&amp;&amp;t.openGLDataType===e.HALF_FLOAT_OES}t.canUseHalfFloat=s&amp;&amp;i}(a,c.offset,c.scale,r),e.useHalfFloat()||e.getOpenGLDataType(a,!0),{numComps:o,dataType:a,data:i,scaleOffsets:c}}e.destroyTexture=()=&gt;{e.deactivate(),t.context&amp;&amp;t.handle&amp;&amp;t.context.deleteTexture(t.handle),t._prevTexParams=null,t.handle=0,t.numberOfDimensions=0,t.target=0,t.components=0,t.width=0,t.height=0,t.depth=0,e.resetFormatAndType()},e.createTexture=()=&gt;{t.handle||(t.handle=t.context.createTexture(),t.target&amp;&amp;(t.context.bindTexture(t.target,t.handle),t.context.texParameteri(t.target,t.context.TEXTURE_MIN_FILTER,e.getOpenGLFilterMode(t.minificationFilter)),t.context.texParameteri(t.target,t.context.TEXTURE_MAG_FILTER,e.getOpenGLFilterMode(t.magnificationFilter)),t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_S,e.getOpenGLWrapMode(t.wrapS)),t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_T,e.getOpenGLWrapMode(t.wrapT)),t._openGLRenderWindow.getWebgl2()&amp;&amp;t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_R,e.getOpenGLWrapMode(t.wrapR)),t.context.bindTexture(t.target,null)))},e.getTextureUnit=()=&gt;t._openGLRenderWindow?t._openGLRenderWindow.getTextureUnitForTexture(e):-1,e.activate=()=&gt;{t._openGLRenderWindow.activateTexture(e),e.bind()},e.deactivate=()=&gt;{t._openGLRenderWindow&amp;&amp;t._openGLRenderWindow.deactivateTexture(e)},e.releaseGraphicsResources=n=&gt;{n&amp;&amp;t.handle&amp;&amp;(n.activateTexture(e),n.deactivateTexture(e),t.context.deleteTexture(t.handle),t._prevTexParams=null,t.handle=0,t.numberOfDimensions=0,t.target=0,t.internalFormat=0,t.format=0,t.openGLDataType=0,t.components=0,t.width=0,t.height=0,t.depth=0,t.allocatedGPUMemoryInBytes=0),t.shaderProgram&amp;&amp;(t.shaderProgram.releaseGraphicsResources(n),t.shaderProgram=null)},e.bind=()=&gt;{t.context.bindTexture(t.target,t.handle),t.autoParameters&amp;&amp;e.getMTime()&gt;t.sendParametersTime.getMTime()&amp;&amp;e.sendParameters()},e.isBound=()=&gt;{let e=!1;if(t.context&amp;&amp;t.handle){let n=0;if(t.target===t.context.TEXTURE_2D)n=t.context.TEXTURE_BINDING_2D;else kd(&quot;impossible case&quot;);e=t.context.getIntegerv(n)===t.handle}return e},e.sendParameters=()=&gt;{t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_S,e.getOpenGLWrapMode(t.wrapS)),t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_T,e.getOpenGLWrapMode(t.wrapT)),t._openGLRenderWindow.getWebgl2()&amp;&amp;t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_R,e.getOpenGLWrapMode(t.wrapR)),t.context.texParameteri(t.target,t.context.TEXTURE_MIN_FILTER,e.getOpenGLFilterMode(t.minificationFilter)),t.context.texParameteri(t.target,t.context.TEXTURE_MAG_FILTER,e.getOpenGLFilterMode(t.magnificationFilter)),t._openGLRenderWindow.getWebgl2()&amp;&amp;(t.context.texParameteri(t.target,t.context.TEXTURE_BASE_LEVEL,t.baseLevel),t.context.texParameteri(t.target,t.context.TEXTURE_MAX_LEVEL,t.maxLevel)),t.sendParametersTime.modified()},e.getInternalFormat=(n,r)=&gt;(t._forceInternalFormat||(t.internalFormat=e.getDefaultInternalFormat(n,r)),t.internalFormat||Fd(`Unable to find suitable internal format for T=${n} NC= ${r}`),[t.context.R32F,t.context.RG32F,t.context.RGB32F,t.context.RGBA32F].includes(t.internalFormat)&amp;&amp;!t.context.getExtension(&quot;OES_texture_float_linear&quot;)&amp;&amp;kd(&quot;Failed to load OES_texture_float_linear. Texture filtering is not available for *32F internal formats.&quot;),t.internalFormat),e.getDefaultInternalFormat=(n,o)=&gt;{let a=0;return a=t._openGLRenderWindow.getDefaultTextureInternalFormat(n,o,r(),e.useHalfFloat()),a||(a||(Fd(&quot;Unsupported internal texture type!&quot;),Fd(`Unable to find suitable internal format for T=${n} NC= ${o}`)),a)},e.useHalfFloat=()=&gt;t.enableUseHalfFloat&amp;&amp;t.canUseHalfFloat,e.setInternalFormat=n=&gt;{t._forceInternalFormat=!0,n!==t.internalFormat&amp;&amp;(t.internalFormat=n,e.modified())},e.getFormat=(n,r)=&gt;(t.format=e.getDefaultFormat(n,r),t.format),e.getDefaultFormat=(e,n)=&gt;{if(t._openGLRenderWindow.getWebgl2())switch(n){case 1:return t.context.RED;case 2:return t.context.RG;case 3:default:return t.context.RGB;case 4:return t.context.RGBA}else switch(n){case 1:return t.context.LUMINANCE;case 2:return t.context.LUMINANCE_ALPHA;case 3:default:return t.context.RGB;case 4:return t.context.RGBA}},e.resetFormatAndType=()=&gt;{t._prevTexParams=null,t.format=0,t.internalFormat=0,t._forceInternalFormat=!1,t.openGLDataType=0},e.getDefaultDataType=n=&gt;{const o=e.useHalfFloat();if(t._openGLRenderWindow.getWebgl2())switch(n){case Bd.UNSIGNED_CHAR:return t.context.UNSIGNED_BYTE;case r()&amp;&amp;!o&amp;&amp;Bd.SHORT:return t.context.SHORT;case r()&amp;&amp;!o&amp;&amp;Bd.UNSIGNED_SHORT:return t.context.UNSIGNED_SHORT;case o&amp;&amp;Bd.SHORT:case o&amp;&amp;Bd.UNSIGNED_SHORT:return t.context.HALF_FLOAT;case Bd.FLOAT:case Bd.VOID:default:return t.context.FLOAT}switch(n){case Bd.UNSIGNED_CHAR:return t.context.UNSIGNED_BYTE;case Bd.FLOAT:case Bd.VOID:default:if(t.context.getExtension(&quot;OES_texture_float&quot;)&amp;&amp;t.context.getExtension(&quot;OES_texture_float_linear&quot;))return t.context.FLOAT;{const e=t.context.getExtension(&quot;OES_texture_half_float&quot;);if(e&amp;&amp;t.context.getExtension(&quot;OES_texture_half_float_linear&quot;))return e.HALF_FLOAT_OES}return t.context.UNSIGNED_BYTE}},e.getOpenGLDataType=(n,r=!1)=&gt;(t.openGLDataType&amp;&amp;!r||(t.openGLDataType=e.getDefaultDataType(n)),t.openGLDataType),e.getShiftAndScale=()=&gt;{let e=0,n=1;switch(t.openGLDataType){case t.context.BYTE:n=127.5,e=n-128;break;case t.context.UNSIGNED_BYTE:n=255,e=0;break;case t.context.SHORT:n=32767.5,e=n-32768;break;case t.context.UNSIGNED_SHORT:n=65536,e=0;break;case t.context.INT:n=2147483647.5,e=n-2147483648;break;case t.context.UNSIGNED_INT:n=4294967295,e=0;case t.context.FLOAT:}return{shift:e,scale:n}},e.getOpenGLFilterMode=e=&gt;{switch(e){case Ld.NEAREST:return t.context.NEAREST;case Ld.LINEAR:return t.context.LINEAR;case Ld.NEAREST_MIPMAP_NEAREST:return t.context.NEAREST_MIPMAP_NEAREST;case Ld.NEAREST_MIPMAP_LINEAR:return t.context.NEAREST_MIPMAP_LINEAR;case Ld.LINEAR_MIPMAP_NEAREST:return t.context.LINEAR_MIPMAP_NEAREST;case Ld.LINEAR_MIPMAP_LINEAR:return t.context.LINEAR_MIPMAP_LINEAR;default:return t.context.NEAREST}},e.getOpenGLWrapMode=e=&gt;{switch(e){case Vd.CLAMP_TO_EDGE:return t.context.CLAMP_TO_EDGE;case Vd.REPEAT:return t.context.REPEAT;case Vd.MIRRORED_REPEAT:return t.context.MIRRORED_REPEAT;default:return t.context.CLAMP_TO_EDGE}},e.updateArrayDataTypeForGL=(e,n,r=!1,o=[])=&gt;{const a=[];let s=t.width*t.height*t.components;r&amp;&amp;(s*=t.depth);const l=!!o.length;if(e!==Bd.FLOAT&amp;&amp;t.openGLDataType===t.context.FLOAT)for(let e=0;e&lt;n.length;e++)if(n[e])if(l)a.push(i(n[e],o,Float32Array));else{const t=n[e].length&gt;s?n[e].subarray(0,s):n[e];a.push(new Float32Array(t))}else a.push(null);if(e!==Bd.UNSIGNED_CHAR&amp;&amp;t.openGLDataType===t.context.UNSIGNED_BYTE)for(let e=0;e&lt;n.length;e++)if(n[e])if(l)a.push(i(n[e],o,Uint8Array));else{const t=n[e].length&gt;s?n[e].subarray(0,s):n[e];a.push(new Uint8Array(t))}else a.push(null);let c=!1;if(t._openGLRenderWindow.getWebgl2())c=t.openGLDataType===t.context.HALF_FLOAT;else{const e=t.context.getExtension(&quot;OES_texture_half_float&quot;);c=e&amp;&amp;t.openGLDataType===e.HALF_FLOAT_OES}if(c)for(let e=0;e&lt;n.length;e++)if(n[e]){const t=l?i(n[e],o):n[e],r=new Uint16Array(l?t.length:s),c=r.length;for(let e=0;e&lt;c;e++)r[e]=Ud(t[e]);a.push(r)}else a.push(null);if(0===a.length)for(let e=0;e&lt;n.length;e++)a.push(l&amp;&amp;n[e]?i(n[e],o):n[e]);return a},e.create2DFromRaw=({width:n=Gd(&quot;width&quot;),height:o=Gd(&quot;height&quot;),numComps:a=Gd(&quot;numComps&quot;),dataType:i=Gd(&quot;dataType&quot;),data:c=Gd(&quot;data&quot;),flip:u=!1}={})=&gt;{if(e.getOpenGLDataType(i,!0),e.getInternalFormat(i,a),e.getFormat(i,a),!t.internalFormat||!t.format||!t.openGLDataType)return Nd(&quot;Failed to determine texture parameters.&quot;),!1;t.target=t.context.TEXTURE_2D,t.components=a,t.width=n,t.height=o,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind();const d=[c],p=s(e.updateArrayDataTypeForGL(i,d));return t.context.pixelStorei(t.context.UNPACK_FLIP_Y_WEBGL,u),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),l(i)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=p[0]&amp;&amp;t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,p[0])):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,p[0]),t.generateMipmap&amp;&amp;t.context.generateMipmap(t.target),u&amp;&amp;t.context.pixelStorei(t.context.UNPACK_FLIP_Y_WEBGL,!1),t.allocatedGPUMemoryInBytes=t.width*t.height*t.depth*a*t._openGLRenderWindow.getDefaultTextureByteSize(i,r(),e.useHalfFloat()),e.deactivate(),!0},e.createCubeFromRaw=({width:n=Gd(&quot;width&quot;),height:o=Gd(&quot;height&quot;),numComps:a=Gd(&quot;numComps&quot;),dataType:i=Gd(&quot;dataType&quot;),data:c=Gd(&quot;data&quot;)}={})=&gt;{if(e.getOpenGLDataType(i),e.getInternalFormat(i,a),e.getFormat(i,a),!t.internalFormat||!t.format||!t.openGLDataType)return Nd(&quot;Failed to determine texture parameters.&quot;),!1;t.target=t.context.TEXTURE_CUBE_MAP,t.components=a,t.width=n,t.height=o,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),t.maxLevel=c.length/6-1,e.createTexture(),e.bind();const u=s(e.updateArrayDataTypeForGL(i,c)),d=[];let p=t.width,f=t.height;for(let e=0;e&lt;u.length;e++){e%6==0&amp;&amp;0!==e&amp;&amp;(p/=2,f/=2),d[e]=Ct(i,f*p*t.components);for(let n=0;n&lt;f;++n){const r=n*p*t.components,o=(f-n-1)*p*t.components;d[e].set(u[e].slice(o,o+p*t.components),r)}}t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),l(i)&amp;&amp;t.context.texStorage2D(t.target,6,t.internalFormat,t.width,t.height);for(let e=0;e&lt;6;e++){let n=0,r=t.width,o=t.height;for(;r&gt;=1&amp;&amp;o&gt;=1;){let a=null;n&lt;=t.maxLevel&amp;&amp;(a=d[6*n+e]),l(i)?null!=a&amp;&amp;t.context.texSubImage2D(t.context.TEXTURE_CUBE_MAP_POSITIVE_X+e,n,0,0,r,o,t.format,t.openGLDataType,a):t.context.texImage2D(t.context.TEXTURE_CUBE_MAP_POSITIVE_X+e,n,t.internalFormat,r,o,0,t.format,t.openGLDataType,a),n++,r/=2,o/=2}}return t.allocatedGPUMemoryInBytes=t.width*t.height*t.depth*a*t._openGLRenderWindow.getDefaultTextureByteSize(i,r(),e.useHalfFloat()),e.deactivate(),!0},e.createDepthFromRaw=({width:n=Gd(&quot;width&quot;),height:o=Gd(&quot;height&quot;),dataType:a=Gd(&quot;dataType&quot;),data:i=Gd(&quot;data&quot;)}={})=&gt;(e.getOpenGLDataType(a),t.format=t.context.DEPTH_COMPONENT,t._openGLRenderWindow.getWebgl2()?a===Bd.FLOAT?t.internalFormat=t.context.DEPTH_COMPONENT32F:t.internalFormat=t.context.DEPTH_COMPONENT16:t.internalFormat=t.context.DEPTH_COMPONENT,t.internalFormat&amp;&amp;t.format&amp;&amp;t.openGLDataType?(t.target=t.context.TEXTURE_2D,t.components=1,t.width=n,t.height=o,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),l(a)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=i&amp;&amp;t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,i)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,i),t.generateMipmap&amp;&amp;t.context.generateMipmap(t.target),t.allocatedGPUMemoryInBytes=t.width*t.height*t.depth*t.components*t._openGLRenderWindow.getDefaultTextureByteSize(a,r(),e.useHalfFloat()),e.deactivate(),!0):(Nd(&quot;Failed to determine texture parameters.&quot;),!1)),e.create2DFromImage=n=&gt;{if(e.getOpenGLDataType(Bd.UNSIGNED_CHAR),e.getInternalFormat(Bd.UNSIGNED_CHAR,4),e.getFormat(Bd.UNSIGNED_CHAR,4),!t.internalFormat||!t.format||!t.openGLDataType)return Nd(&quot;Failed to determine texture parameters.&quot;),!1;t.target=t.context.TEXTURE_2D,t.components=4,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind();const o=!(t._openGLRenderWindow.getWebgl2()||Fo(n.width)&amp;&amp;Fo(n.height));let a=n,i=n.width,s=n.height,c=!0;const u=window.chrome;if(o||u){const e=new OffscreenCanvas(Bo(n.width),Bo(n.height));i=e.width,s=e.height;const t=e.getContext(&quot;2d&quot;);t.translate(0,e.height),t.scale(1,-1),t.drawImage(n,0,0,n.width,n.height,0,0,e.width,e.height),a=e,c=!1}return t.width=i,t.height=s,t.context.pixelStorei(t.context.UNPACK_FLIP_Y_WEBGL,c),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),l(Bd.UNSIGNED_CHAR)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,a)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,a),t.generateMipmap&amp;&amp;t.context.generateMipmap(t.target),t.allocatedGPUMemoryInBytes=t.width*t.height*t.depth*t.components*t._openGLRenderWindow.getDefaultTextureByteSize(Bd.UNSIGNED_CHAR,r(),e.useHalfFloat()),e.deactivate(),!0},e.create2DFromImageBitmap=n=&gt;(e.getOpenGLDataType(Bd.UNSIGNED_CHAR),e.getInternalFormat(Bd.UNSIGNED_CHAR,4),e.getFormat(Bd.UNSIGNED_CHAR,4),t.internalFormat&amp;&amp;t.format&amp;&amp;t.openGLDataType?(t.target=t.context.TEXTURE_2D,t.components=4,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),t.width=n.width,t.height=n.height,l(Bd.UNSIGNED_CHAR)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,n)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,n),t.generateMipmap&amp;&amp;t.context.generateMipmap(t.target),t.allocatedGPUMemoryInBytes=t.width*t.height*t.depth*t.components*t._openGLRenderWindow.getDefaultTextureByteSize(Bd.UNSIGNED_CHAR,r(),e.useHalfFloat()),e.deactivate(),!0):(Nd(&quot;Failed to determine texture parameters.&quot;),!1)),e.create2DFilterableFromRaw=({width:t=Gd(&quot;width&quot;),height:n=Gd(&quot;height&quot;),numComps:r=Gd(&quot;numComps&quot;),dataType:o=Gd(&quot;dataType&quot;),data:a=Gd(&quot;data&quot;),preferSizeOverAccuracy:i=!1,ranges:s}={})=&gt;e.create2DFilterableFromDataArray({width:t,height:n,dataArray:Is.newInstance({numberOfComponents:r,dataType:o,values:a,ranges:s}),preferSizeOverAccuracy:i}),e.create2DFilterableFromDataArray=({width:t=Gd(&quot;width&quot;),height:n=Gd(&quot;height&quot;),dataArray:r=Gd(&quot;dataArray&quot;),preferSizeOverAccuracy:o=!1}={})=&gt;{const{numComps:a,dataType:i,data:s}=c(r,o);e.create2DFromRaw({width:t,height:n,numComps:a,dataType:i,data:s})},e.updateVolumeInfoForGL=(n,o)=&gt;{let a=!1;const i=e.useHalfFloat();t.volumeInfo?.scale&amp;&amp;t.volumeInfo?.offset||(t.volumeInfo={scale:new Array(o),offset:new Array(o)});for(let e=0;e&lt;o;++e)t.volumeInfo.scale[e]=1,t.volumeInfo.offset[e]=0;if(r()&amp;&amp;!i&amp;&amp;n===Bd.SHORT){for(let e=0;e&lt;o;++e)t.volumeInfo.scale[e]=32767;a=!0}if(r()&amp;&amp;!i&amp;&amp;n===Bd.UNSIGNED_SHORT){for(let e=0;e&lt;o;++e)t.volumeInfo.scale[e]=65535;a=!0}if(n===Bd.UNSIGNED_CHAR){for(let e=0;e&lt;o;++e)t.volumeInfo.scale[e]=255;a=!0}return(n===Bd.FLOAT||i&amp;&amp;(n===Bd.SHORT||n===Bd.UNSIGNED_SHORT))&amp;&amp;(a=!0),a},e.create3DFromRaw=({width:i=Gd(&quot;width&quot;),height:c=Gd(&quot;height&quot;),depth:u=Gd(&quot;depth&quot;),numComps:d=Gd(&quot;numComps&quot;),dataType:p=Gd(&quot;dataType&quot;),data:f=Gd(&quot;data&quot;),updatedExtents:g=[]}={})=&gt;{let m=p,h=f;if(!e.updateVolumeInfoForGL(m,d)&amp;&amp;h){const e=i*c*u,n=structuredClone(t.volumeInfo),r=new Float32Array(e*d);t.volumeInfo.offset=n.offset,t.volumeInfo.scale=n.scale;let o=0;const a=n.scale.map((e=&gt;1/e));for(let t=0;t&lt;e;t++)for(let e=0;e&lt;d;e++)r[o]=(h[o]-n.offset[e])*a[e],o++;m=Bd.FLOAT,h=r}if(e.getOpenGLDataType(m),e.getInternalFormat(m,d),e.getFormat(m,d),!t.internalFormat||!t.format||!t.openGLDataType)return Nd(&quot;Failed to determine texture parameters.&quot;),!1;t.target=t.context.TEXTURE_3D,t.components=d,t.width=i,t.height=c,t.depth=u,t.numberOfDimensions=3,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind();const v=g.length&gt;0,T=!v||!xe(t._prevTexParams,n()),x=[h],y=s(e.updateArrayDataTypeForGL(m,x,!0,T?[]:g));if(t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),T)l(m)?(t.context.texStorage3D(t.target,1,t.internalFormat,t.width,t.height,t.depth),null!=y[0]&amp;&amp;t.context.texSubImage3D(t.target,0,0,0,0,t.width,t.height,t.depth,t.format,t.openGLDataType,y[0])):t.context.texImage3D(t.target,0,t.internalFormat,t.width,t.height,t.depth,0,t.format,t.openGLDataType,y[0]),t._prevTexParams=n();else if(v){const e=y[0];let n=0;for(let r=0;r&lt;g.length;r++){const i=g[r],s=o(i),l=a(i),c=new e.constructor(e.buffer,n,l);n+=c.byteLength,t.context.texSubImage3D(t.target,0,i[0],i[2],i[4],s[0],s[1],s[2],t.format,t.openGLDataType,c)}}return t.generateMipmap&amp;&amp;t.context.generateMipmap(t.target),t.allocatedGPUMemoryInBytes=t.width*t.height*t.depth*t.components*t._openGLRenderWindow.getDefaultTextureByteSize(m,r(),e.useHalfFloat()),e.deactivate(),!0},e.create3DFilterableFromRaw=({width:t=Gd(&quot;width&quot;),height:n=Gd(&quot;height&quot;),depth:r=Gd(&quot;depth&quot;),numComps:o=Gd(&quot;numComps&quot;),dataType:a=Gd(&quot;dataType&quot;),data:i=Gd(&quot;data&quot;),preferSizeOverAccuracy:s=!1,ranges:l,updatedExtents:c=[]}={})=&gt;e.create3DFilterableFromDataArray({width:t,height:n,depth:r,dataArray:Is.newInstance({numberOfComponents:o,dataType:a,values:i,ranges:l}),preferSizeOverAccuracy:s,updatedExtents:c}),e.create3DFilterableFromDataArray=({width:n=Gd(&quot;width&quot;),height:r=Gd(&quot;height&quot;),depth:o=Gd(&quot;depth&quot;),dataArray:a=Gd(&quot;dataArray&quot;),preferSizeOverAccuracy:i=!1,updatedExtents:s=[]}={})=&gt;{const{numComps:u,dataType:d,data:p,scaleOffsets:f}=c(a,i),g=[],m=[];for(let e=0;e&lt;u;++e)g[e]=0,m[e]=1;if(t.volumeInfo={scale:m,offset:g,dataComputedScale:f.scale,dataComputedOffset:f.offset,width:n,height:r,depth:o},t._openGLRenderWindow.getWebgl2())return e.create3DFromRaw({width:n,height:r,depth:o,numComps:u,dataType:d,data:p,updatedExtents:s});const h=n*r*o,v=structuredClone(f);let T=(e,t,n,r,o)=&gt;{e[t]=n},x=Bd.UNSIGNED_CHAR;if(d===Bd.UNSIGNED_CHAR)for(let e=0;e&lt;u;++e)v.offset[e]=0,v.scale[e]=255;else t.context.getExtension(&quot;OES_texture_float&quot;)&amp;&amp;t.context.getExtension(&quot;OES_texture_float_linear&quot;)?(x=Bd.FLOAT,T=(e,t,n,r,o)=&gt;{e[t]=(n-r)/o}):(x=Bd.UNSIGNED_CHAR,T=(e,t,n,r,o)=&gt;{e[t]=255*(n-r)/o});if(e.getOpenGLDataType(x),e.getInternalFormat(x,u),e.getFormat(x,u),!t.internalFormat||!t.format||!t.openGLDataType)return Nd(&quot;Failed to determine texture parameters.&quot;),!1;t.target=t.context.TEXTURE_2D,t.components=u,t.depth=1,t.numberOfDimensions=2;let y=t.context.getParameter(t.context.MAX_TEXTURE_SIZE);y&gt;4096&amp;&amp;(x===Bd.FLOAT||u&gt;=3)&amp;&amp;(y=4096);let b=1,A=1;h&gt;y*y&amp;&amp;(b=Math.ceil(Math.sqrt(h/(y*y))),A=b);let C=Math.sqrt(h)/b;C=Bo(C);const S=Math.floor(C*b/n),P=Math.ceil(o/S),w=Bo(r*P/A);let I;t.width=C,t.height=w,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),t.volumeInfo.xreps=S,t.volumeInfo.yreps=P,t.volumeInfo.xstride=b,t.volumeInfo.ystride=A,t.volumeInfo.offset=v.offset,t.volumeInfo.scale=v.scale;const O=C*w*u;I=x===Bd.FLOAT?new Float32Array(O):new Uint8Array(O);let R=0;const M=Math.floor(n/b),D=Math.floor(r/A);for(let e=0;e&lt;P;e++){const a=Math.min(S,o-e*S),i=u*(t.width-a*Math.floor(n/b));for(let t=0;t&lt;D;t++){for(let o=0;o&lt;a;o++){const a=u*((e*S+o)*n*r+A*t*n);for(let e=0;e&lt;M;e++)for(let t=0;t&lt;u;t++)T(I,R,p[a+b*e*u+t],v.offset[t],v.scale[t]),R++}R+=i}}return t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),l(x)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=I&amp;&amp;t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,I)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,I),e.deactivate(),!0},e.setOpenGLRenderWindow=n=&gt;{t._openGLRenderWindow!==n&amp;&amp;(e.releaseGraphicsResources(),t._openGLRenderWindow=n,t.context=null,n&amp;&amp;(t.context=t._openGLRenderWindow.getContext()))},e.getMaximumTextureSize=e=&gt;e&amp;&amp;e.isCurrent()?e.getIntegerv(e.MAX_TEXTURE_SIZE):-1,e.enableUseHalfFloat=e=&gt;{t.enableUseHalfFloat=e}}const Kd={_openGLRenderWindow:null,_forceInternalFormat:!1,_prevTexParams:null,context:null,handle:0,sendParametersTime:null,textureBuildTime:null,numberOfDimensions:0,target:0,format:0,openGLDataType:0,components:0,width:0,height:0,depth:0,autoParameters:!0,wrapS:Vd.CLAMP_TO_EDGE,wrapT:Vd.CLAMP_TO_EDGE,wrapR:Vd.CLAMP_TO_EDGE,minificationFilter:Ld.NEAREST,magnificationFilter:Ld.NEAREST,minLOD:-1e3,maxLOD:1e3,baseLevel:0,maxLevel:1e3,generateMipmap:!1,oglNorm16Ext:null,allocatedGPUMemoryInBytes:0,enableUseHalfFloat:!0,canUseHalfFloat:!1};function zd(e,t,n={}){Object.assign(t,Kd,n),pn.extend(e,t,n),t.sendParametersTime={},Vt(t.sendParametersTime,{mtime:0}),t.textureBuildTime={},Vt(t.textureBuildTime,{mtime:0}),kt(e,t,[&quot;format&quot;,&quot;openGLDataType&quot;]),Gt(e,t,[&quot;keyMatrixTime&quot;,&quot;minificationFilter&quot;,&quot;magnificationFilter&quot;,&quot;wrapS&quot;,&quot;wrapT&quot;,&quot;wrapR&quot;,&quot;generateMipmap&quot;,&quot;oglNorm16Ext&quot;]),Bt(e,t,[&quot;width&quot;,&quot;height&quot;,&quot;volumeInfo&quot;,&quot;components&quot;,&quot;handle&quot;,&quot;target&quot;,&quot;allocatedGPUMemoryInBytes&quot;]),zt(0,t,[&quot;openGLRenderWindow&quot;]),_d(e,t)}const Wd=Xt(zd,&quot;vtkOpenGLTexture&quot;);var Hd={newInstance:Wd,extend:zd,...Id};vn(&quot;vtkTexture&quot;,Wd);var jd=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkPolyDataVS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n\\nattribute vec4 vertexMC;\\n\\n// frag position in VC\\n//VTK::PositionVC::Dec\\n\\n// optional normal declaration\\n//VTK::Normal::Dec\\n\\n// extra lighting parameters\\n//VTK::Light::Dec\\n\\n// Texture coordinates\\n//VTK::TCoord::Dec\\n\\n// material property values\\n//VTK::Color::Dec\\n\\n// clipping plane vars\\n//VTK::Clip::Dec\\n\\n// camera and actor matrix values\\n//VTK::Camera::Dec\\n\\n// Apple Bug\\n//VTK::PrimID::Dec\\n\\n// picking support\\n//VTK::Picking::Dec\\n\\nvoid main()\\n{\\n  //VTK::Color::Impl\\n\\n  //VTK::Normal::Impl\\n\\n  //VTK::TCoord::Impl\\n\\n  //VTK::Clip::Impl\\n\\n  //VTK::PrimID::Impl\\n\\n  //VTK::PositionVC::Impl\\n\\n  //VTK::Light::Impl\\n\\n  //VTK::Picking::Impl\\n}\\n&quot;,Xd=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkPolyDataFS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n// Template for the polydata mappers fragment shader\\n\\nuniform int PrimitiveIDOffset;\\n\\n// VC position of this fragment\\n//VTK::PositionVC::Dec\\n\\n// optional color passed in from the vertex shader, vertexColor\\n//VTK::Color::Dec\\n\\n// optional surface normal declaration\\n//VTK::Normal::Dec\\n\\n// extra lighting parameters\\n//VTK::Light::Dec\\n\\n// define vtkImageLabelOutlineOn\\n//VTK::ImageLabelOutlineOn\\n\\n// Texture coordinates\\n//VTK::TCoord::Dec\\n\\n// picking support\\n//VTK::Picking::Dec\\n\\n// Depth Peeling Support\\n//VTK::DepthPeeling::Dec\\n\\n// clipping plane vars\\n//VTK::Clip::Dec\\n\\n// label outline \\n//VTK::LabelOutline::Dec\\n\\n// the output of this shader\\n//VTK::Output::Dec\\n\\n// Apple Bug\\n//VTK::PrimID::Dec\\n\\n// handle coincident offsets\\n//VTK::Coincident::Dec\\n\\n//VTK::ZBuffer::Dec\\n\\n//VTK::LabelOutlineHelperFunction\\n\\nvoid main()\\n{\\n  // VC position of this fragment. This should not branch/return/discard.\\n  //VTK::PositionVC::Impl\\n\\n  // Place any calls that require uniform flow (e.g. dFdx) here.\\n  //VTK::UniformFlow::Impl\\n\\n  // Set gl_FragDepth here (gl_FragCoord.z by default)\\n  //VTK::Depth::Impl\\n\\n  // Early depth peeling abort:\\n  //VTK::DepthPeeling::PreColor\\n\\n  // Apple Bug\\n  //VTK::PrimID::Impl\\n\\n  //VTK::Clip::Impl\\n\\n  //VTK::Color::Impl\\n\\n  // Generate the normal if we are not passed in one\\n  //VTK::Normal::Impl\\n\\n  //VTK::TCoord::Impl\\n\\n  //VTK::Light::Impl\\n\\n  if (gl_FragData[0].a &lt;= 0.0)\\n    {\\n    discard;\\n    }\\n\\n  //VTK::DepthPeeling::Impl\\n\\n  //VTK::Picking::Impl\\n\\n  // handle coincident offsets\\n  //VTK::Coincident::Impl\\n\\n  //VTK::ZBuffer::Impl\\n\\n  //VTK::RenderPassFragmentShader::Impl\\n}\\n&quot;;var qd={implementReplaceShaderCoincidentOffset:function(e,t,n={}){e.replaceShaderCoincidentOffset=(n,r,o)=&gt;{const a=e.getCoincidentParameters(r,o);if(a&amp;&amp;(0!==a.factor||0!==a.offset)){let e=n.Fragment;e=vd.substitute(e,&quot;//VTK::Coincident::Dec&quot;,[&quot;uniform float cfactor;&quot;,&quot;uniform float coffset;&quot;]).result,t.context.getExtension(&quot;EXT_frag_depth&quot;)&amp;&amp;(0!==a.factor?(e=vd.substitute(e,&quot;//VTK::UniformFlow::Impl&quot;,[&quot;float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));&quot;,&quot;//VTK::UniformFlow::Impl&quot;],!1).result,e=vd.substitute(e,&quot;//VTK::Depth::Impl&quot;,&quot;gl_FragDepthEXT = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;&quot;).result):e=vd.substitute(e,&quot;//VTK::Depth::Impl&quot;,&quot;gl_FragDepthEXT = gl_FragCoord.z + 0.000016*coffset;&quot;).result),t._openGLRenderWindow.getWebgl2()&amp;&amp;(0!==a.factor?(e=vd.substitute(e,&quot;//VTK::UniformFlow::Impl&quot;,[&quot;float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));&quot;,&quot;//VTK::UniformFlow::Impl&quot;],!1).result,e=vd.substitute(e,&quot;//VTK::Depth::Impl&quot;,&quot;gl_FragDepth = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;&quot;).result):e=vd.substitute(e,&quot;//VTK::Depth::Impl&quot;,&quot;gl_FragDepth = gl_FragCoord.z + 0.000016*coffset;&quot;).result),n.Fragment=e}}},implementBuildShadersWithReplacements:function(e,t,n={}){e.applyShaderReplacements=(e,t,n)=&gt;{let r=null;if(t&amp;&amp;(r=t.ShaderReplacements),r)for(let t=0;t&lt;r.length;t++){const o=r[t];if(n&amp;&amp;o.replaceFirst||!n&amp;&amp;!o.replaceFirst){const t=o.shaderType,n=e[t],r=vd.substitute(n,o.originalValue,o.replacementValue,o.replaceAll);e[t]=r.result}}},e.buildShaders=(n,r,o)=&gt;{e.getReplacedShaderTemplate(n,r,o),t.lastRenderPassShaderReplacement=t.currentRenderPass?t.currentRenderPass.getShaderReplacement():null,t.lastRenderPassShaderReplacement&amp;&amp;t.lastRenderPassShaderReplacement(n);const a=t.renderable.getViewSpecificProperties().OpenGL;e.applyShaderReplacements(n,a,!0),e.replaceShaderValues(n,r,o),e.applyShaderReplacements(n,a)},e.getReplacedShaderTemplate=(n,r,o)=&gt;{const a=t.renderable.getViewSpecificProperties().OpenGL;e.getShaderTemplate(n,r,o);let i=n.Vertex;if(a){const e=a.VertexShaderCode;void 0!==e&amp;&amp;&quot;&quot;!==e&amp;&amp;(i=e)}n.Vertex=i;let s=n.Fragment;if(a){const e=a.FragmentShaderCode;void 0!==e&amp;&amp;&quot;&quot;!==e&amp;&amp;(s=e)}n.Fragment=s;let l=n.Geometry;if(a){const e=a.GeometryShaderCode;void 0!==e&amp;&amp;(l=e)}n.Geometry=l}}};const{FieldAssociations:Yd}=Qs,{primTypes:Jd}=Sd,{Representation:Zd,Shading:Qd}=us,{ScalarMode:$d}=Ql,{Filter:ep,Wrap:tp}=Hd,{vtkErrorMacro:np}=ln,rp={type:&quot;StartEvent&quot;},op={type:&quot;EndEvent&quot;},{CoordinateSystem:ap}=Zi;function ip(e,t){function n(e,t,n){return t.identity(n),e.reduce(((e,n,r)=&gt;0===r?n?t.copy(e,n):t.identity(e):n?t.multiply(e,e,n):e),n)}t.classHierarchy.push(&quot;vtkOpenGLPolyDataMapper&quot;),e.buildPass=n=&gt;{n&amp;&amp;(t.currentRenderPass=null,t.openGLActor=e.getFirstAncestorOfType(&quot;vtkOpenGLActor&quot;),t._openGLRenderer=t.openGLActor.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;),t._openGLRenderWindow=t._openGLRenderer.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;),t.openGLCamera=t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera(),t.openGLCamera))},e.translucentPass=(n,r)=&gt;{n&amp;&amp;(t.currentRenderPass=r,e.render())},e.zBufferPass=n=&gt;{n&amp;&amp;(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.opaqueZBufferPass=t=&gt;e.zBufferPass(t),e.opaquePass=t=&gt;{t&amp;&amp;e.render()},e.render=()=&gt;{const n=t._openGLRenderWindow.getContext();if(t.context!==n){t.context=n;for(let e=Jd.Start;e&lt;Jd.End;e++)t.primitives[e].setOpenGLRenderWindow(t._openGLRenderWindow)}const r=t.openGLActor.getRenderable(),o=t._openGLRenderer.getRenderable();e.renderPiece(o,r)},e.getShaderTemplate=(e,t,n)=&gt;{e.Vertex=jd,e.Fragment=Xd,e.Geometry=&quot;&quot;},e.replaceShaderColor=(e,n,r)=&gt;{let o=e.Vertex,a=e.Geometry,i=e.Fragment;const s=t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;);let l=[&quot;uniform float ambient;&quot;,&quot;uniform float diffuse;&quot;,&quot;uniform float specular;&quot;,&quot;uniform float opacityUniform; // the fragment opacity&quot;,&quot;uniform vec3 ambientColorUniform;&quot;,&quot;uniform vec3 diffuseColorUniform;&quot;];s&amp;&amp;(l=l.concat([&quot;uniform vec3 specularColorUniform;&quot;,&quot;uniform float specularPowerUniform;&quot;]));let c=[&quot;vec3 ambientColor;&quot;,&quot;  vec3 diffuseColor;&quot;,&quot;  float opacity;&quot;];s&amp;&amp;(c=c.concat([&quot;  vec3 specularColor;&quot;,&quot;  float specularPower;&quot;])),c=c.concat([&quot;  ambientColor = ambientColorUniform;&quot;,&quot;  diffuseColor = diffuseColorUniform;&quot;,&quot;  opacity = opacityUniform;&quot;]),s&amp;&amp;(c=c.concat([&quot;  specularColor = specularColorUniform;&quot;,&quot;  specularPower = specularPowerUniform;&quot;])),0===t.lastBoundBO.getCABO().getColorComponents()||t.drawingEdges||(l=l.concat([&quot;varying vec4 vertexColorVSOutput;&quot;]),o=vd.substitute(o,&quot;//VTK::Color::Dec&quot;,[&quot;attribute vec4 scalarColor;&quot;,&quot;varying vec4 vertexColorVSOutput;&quot;]).result,o=vd.substitute(o,&quot;//VTK::Color::Impl&quot;,[&quot;vertexColorVSOutput =  scalarColor;&quot;]).result,a=vd.substitute(a,&quot;//VTK::Color::Dec&quot;,[&quot;in vec4 vertexColorVSOutput[];&quot;,&quot;out vec4 vertexColorGSOutput;&quot;]).result,a=vd.substitute(a,&quot;//VTK::Color::Impl&quot;,[&quot;vertexColorGSOutput = vertexColorVSOutput[i];&quot;]).result),0===t.lastBoundBO.getCABO().getColorComponents()||t.drawingEdges?(t.renderable.getAreScalarsMappedFromCells()||t.renderable.getInterpolateScalarsBeforeMapping())&amp;&amp;t.renderable.getColorCoordinates()&amp;&amp;!t.drawingEdges?i=vd.substitute(i,&quot;//VTK::Color::Impl&quot;,c.concat([&quot;  vec4 texColor = texture2D(texture1, tcoordVCVSOutput.st);&quot;,&quot;  diffuseColor = texColor.rgb;&quot;,&quot;  ambientColor = texColor.rgb;&quot;,&quot;  opacity = opacity*texColor.a;&quot;])).result:(r.getBackfaceProperty()&amp;&amp;!t.drawingEdges&amp;&amp;(l=l.concat([&quot;uniform float opacityUniformBF; // the fragment opacity&quot;,&quot;uniform float ambientIntensityBF; // the material ambient&quot;,&quot;uniform float diffuseIntensityBF; // the material diffuse&quot;,&quot;uniform vec3 ambientColorUniformBF; // ambient material color&quot;,&quot;uniform vec3 diffuseColorUniformBF; // diffuse material color&quot;]),s?(l=l.concat([&quot;uniform float specularIntensityBF; // the material specular intensity&quot;,&quot;uniform vec3 specularColorUniformBF; // intensity weighted color&quot;,&quot;uniform float specularPowerUniformBF;&quot;]),c=c.concat([&quot;if (gl_FrontFacing == false) {&quot;,&quot;  ambientColor = ambientIntensityBF * ambientColorUniformBF;&quot;,&quot;  diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;&quot;,&quot;  specularColor = specularIntensityBF * specularColorUniformBF;&quot;,&quot;  specularPower = specularPowerUniformBF;&quot;,&quot;  opacity = opacityUniformBF; }&quot;])):c=c.concat([&quot;if (gl_FrontFacing == false) {&quot;,&quot;  ambientColor = ambientIntensityBF * ambientColorUniformBF;&quot;,&quot;  diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;&quot;,&quot;  opacity = opacityUniformBF; }&quot;])),t.haveCellScalars&amp;&amp;!t.drawingEdges&amp;&amp;(l=l.concat([&quot;uniform samplerBuffer texture1;&quot;])),i=vd.substitute(i,&quot;//VTK::Color::Impl&quot;,c).result):i=vd.substitute(i,&quot;//VTK::Color::Impl&quot;,c.concat([&quot;  diffuseColor = vertexColorVSOutput.rgb;&quot;,&quot;  ambientColor = vertexColorVSOutput.rgb;&quot;,&quot;  opacity = opacity*vertexColorVSOutput.a;&quot;])).result,i=vd.substitute(i,&quot;//VTK::Color::Dec&quot;,l).result,e.Vertex=o,e.Geometry=a,e.Fragment=i},e.replaceShaderLight=(e,n,r)=&gt;{let o=e.Fragment;const a=t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;),i=t.lastBoundBO.getReferenceByName(&quot;lastLightCount&quot;);let s=[];switch(a){case 0:o=vd.substitute(o,&quot;//VTK::Light::Impl&quot;,[&quot;  gl_FragData[0] = vec4(ambientColor * ambient + diffuseColor * diffuse, opacity);&quot;,&quot;  //VTK::Light::Impl&quot;],!1).result;break;case 1:o=vd.substitute(o,&quot;//VTK::Light::Impl&quot;,[&quot;  float df = max(0.0, normalVCVSOutput.z);&quot;,&quot;  float sf = pow(df, specularPower);&quot;,&quot;  vec3 diffuseL = df * diffuseColor;&quot;,&quot;  vec3 specularL = sf * specularColor;&quot;,&quot;  gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);&quot;,&quot;  //VTK::Light::Impl&quot;],!1).result;break;case 2:for(let e=0;e&lt;i;++e)s=s.concat([`uniform vec3 lightColor${e};`,`uniform vec3 lightDirectionVC${e}; // normalized`,`uniform vec3 lightHalfAngleVC${e}; // normalized`]);o=vd.substitute(o,&quot;//VTK::Light::Dec&quot;,s).result,s=[&quot;vec3 diffuseL = vec3(0,0,0);&quot;,&quot;  vec3 specularL = vec3(0,0,0);&quot;,&quot;  float df;&quot;];for(let e=0;e&lt;i;++e)s=s.concat([`  df = max(0.0, dot(normalVCVSOutput, -lightDirectionVC${e}));`,`  diffuseL += ((df) * lightColor${e});`,`  if (dot(normalVCVSOutput, lightDirectionVC${e}) &lt; 0.0)`,&quot;    {&quot;,`    float sf = sign(df)*pow(max(1e-5,\\n                                              dot(reflect(lightDirectionVC${e},normalVCVSOutput),\\n                                                  normalize(-vertexVC.xyz))),\\n                                         specularPower);`,`    specularL += (sf * lightColor${e});`,&quot;    }&quot;]);s=s.concat([&quot;  diffuseL = diffuseL * diffuseColor;&quot;,&quot;  specularL = specularL * specularColor;&quot;,&quot;  gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);&quot;,&quot;  //VTK::Light::Impl&quot;]),o=vd.substitute(o,&quot;//VTK::Light::Impl&quot;,s,!1).result;break;case 3:for(let e=0;e&lt;i;++e)s=s.concat([`uniform vec3 lightColor${e};`,`uniform vec3 lightDirectionVC${e}; // normalized`,`uniform vec3 lightHalfAngleVC${e}; // normalized`,`uniform vec3 lightPositionVC${e};`,`uniform vec3 lightAttenuation${e};`,`uniform float lightConeAngle${e};`,`uniform float lightExponent${e};`,`uniform int lightPositional${e};`]);o=vd.substitute(o,&quot;//VTK::Light::Dec&quot;,s).result,s=[&quot;vec3 diffuseL = vec3(0,0,0);&quot;,&quot;  vec3 specularL = vec3(0,0,0);&quot;,&quot;  vec3 vertLightDirectionVC;&quot;,&quot;  float attenuation;&quot;,&quot;  float df;&quot;];for(let e=0;e&lt;i;++e)s=s.concat([&quot;  attenuation = 1.0;&quot;,`  if (lightPositional${e} == 0)`,&quot;    {&quot;,`      vertLightDirectionVC = lightDirectionVC${e};`,&quot;    }&quot;,&quot;  else&quot;,&quot;    {&quot;,`    vertLightDirectionVC = vertexVC.xyz - lightPositionVC${e};`,&quot;    float distanceVC = length(vertLightDirectionVC);&quot;,&quot;    vertLightDirectionVC = normalize(vertLightDirectionVC);&quot;,&quot;    attenuation = 1.0 /&quot;,`      (lightAttenuation${e}.x`,`       + lightAttenuation${e}.y * distanceVC`,`       + lightAttenuation${e}.z * distanceVC * distanceVC);`,&quot;    // per OpenGL standard cone angle is 90 or less for a spot light&quot;,`    if (lightConeAngle${e} &lt;= 90.0)`,&quot;      {&quot;,`      float coneDot = dot(vertLightDirectionVC, lightDirectionVC${e});`,&quot;      // if inside the cone&quot;,`      if (coneDot &gt;= cos(radians(lightConeAngle${e})))`,&quot;        {&quot;,`        attenuation = attenuation * pow(coneDot, lightExponent${e});`,&quot;        }&quot;,&quot;      else&quot;,&quot;        {&quot;,&quot;        attenuation = 0.0;&quot;,&quot;        }&quot;,&quot;      }&quot;,&quot;    }&quot;,&quot;    df = max(0.0, attenuation*dot(normalVCVSOutput, -vertLightDirectionVC));&quot;,`    diffuseL += ((df) * lightColor${e});`,&quot;    if (dot(normalVCVSOutput, vertLightDirectionVC) &lt; 0.0)&quot;,&quot;      {&quot;,`      float sf = sign(df)*attenuation*pow(max(1e-5,\\n                                                           dot(reflect(lightDirectionVC${e},\\n                                                                       normalVCVSOutput),\\n                                                               normalize(-vertexVC.xyz))),\\n                                                       specularPower);`,`    specularL += ((sf) * lightColor${e});`,&quot;    }&quot;]);s=s.concat([&quot;  diffuseL = diffuseL * diffuseColor;&quot;,&quot;  specularL = specularL * specularColor;&quot;,&quot;  gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);&quot;,&quot;  //VTK::Light::Impl&quot;]),o=vd.substitute(o,&quot;//VTK::Light::Impl&quot;,s,!1).result;break;default:np(&quot;bad light complexity&quot;)}e.Fragment=o},e.replaceShaderNormal=(e,n,r)=&gt;{if(t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;)&gt;0){let n=e.Vertex,o=e.Geometry,a=e.Fragment;t.lastBoundBO.getCABO().getNormalOffset()?(n=vd.substitute(n,&quot;//VTK::Normal::Dec&quot;,[&quot;attribute vec3 normalMC;&quot;,&quot;uniform mat3 normalMatrix;&quot;,&quot;varying vec3 normalVCVSOutput;&quot;]).result,n=vd.substitute(n,&quot;//VTK::Normal::Impl&quot;,[&quot;normalVCVSOutput = normalMatrix * normalMC;&quot;]).result,o=vd.substitute(o,&quot;//VTK::Normal::Dec&quot;,[&quot;in vec3 normalVCVSOutput[];&quot;,&quot;out vec3 normalVCGSOutput;&quot;]).result,o=vd.substitute(o,&quot;//VTK::Normal::Impl&quot;,[&quot;normalVCGSOutput = normalVCVSOutput[i];&quot;]).result,a=vd.substitute(a,&quot;//VTK::Normal::Dec&quot;,[&quot;varying vec3 normalVCVSOutput;&quot;]).result,a=vd.substitute(a,&quot;//VTK::Normal::Impl&quot;,[&quot;vec3 normalVCVSOutput = normalize(normalVCVSOutput);&quot;,&quot;  if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }&quot;]).result):t.haveCellNormals?(a=vd.substitute(a,&quot;//VTK::Normal::Dec&quot;,[&quot;uniform mat3 normalMatrix;&quot;,&quot;uniform samplerBuffer textureN;&quot;]).result,a=vd.substitute(a,&quot;//VTK::Normal::Impl&quot;,[&quot;vec3 normalVCVSOutput = normalize(normalMatrix *&quot;,&quot;    texelFetchBuffer(textureN, gl_PrimitiveID + PrimitiveIDOffset).xyz);&quot;,&quot;  if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }&quot;]).result):t.lastBoundBO.getOpenGLMode(r.getProperty().getRepresentation())===t.context.LINES?(a=vd.substitute(a,&quot;//VTK::UniformFlow::Impl&quot;,[&quot;  vec3 fdx = dFdx(vertexVC.xyz);&quot;,&quot;  vec3 fdy = dFdy(vertexVC.xyz);&quot;,&quot;  //VTK::UniformFlow::Impl&quot;]).result,a=vd.substitute(a,&quot;//VTK::Normal::Impl&quot;,[&quot;vec3 normalVCVSOutput;&quot;,&quot;  if (abs(fdx.x) &gt; 0.0)&quot;,&quot;    { fdx = normalize(fdx); normalVCVSOutput = normalize(cross(vec3(fdx.y, -fdx.x, 0.0), fdx)); }&quot;,&quot;  else { fdy = normalize(fdy); normalVCVSOutput = normalize(cross(vec3(fdy.y, -fdy.x, 0.0), fdy));}&quot;]).result):(a=vd.substitute(a,&quot;//VTK::Normal::Dec&quot;,[&quot;uniform int cameraParallel;&quot;]).result,a=vd.substitute(a,&quot;//VTK::UniformFlow::Impl&quot;,[&quot;  vec3 fdx = dFdx(vertexVC.xyz);&quot;,&quot;  vec3 fdy = dFdy(vertexVC.xyz);&quot;,&quot;  //VTK::UniformFlow::Impl&quot;]).result,a=vd.substitute(a,&quot;//VTK::Normal::Impl&quot;,[&quot;  fdx = normalize(fdx);&quot;,&quot;  fdy = normalize(fdy);&quot;,&quot;  vec3 normalVCVSOutput = normalize(cross(fdx,fdy));&quot;,&quot;  if (cameraParallel == 1 &amp;&amp; normalVCVSOutput.z &lt; 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }&quot;,&quot;  if (cameraParallel == 0 &amp;&amp; dot(normalVCVSOutput,vertexVC.xyz) &gt; 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }&quot;]).result),e.Vertex=n,e.Geometry=o,e.Fragment=a}},e.replaceShaderPositionVC=(e,n,r)=&gt;{t.lastBoundBO.replaceShaderPositionVC(e,n,r);let o=e.Vertex,a=e.Geometry,i=e.Fragment;t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;)&gt;0?(o=vd.substitute(o,&quot;//VTK::PositionVC::Dec&quot;,[&quot;varying vec4 vertexVCVSOutput;&quot;]).result,o=vd.substitute(o,&quot;//VTK::PositionVC::Impl&quot;,[&quot;vertexVCVSOutput = MCVCMatrix * vertexMC;&quot;,&quot;  gl_Position = MCPCMatrix * vertexMC;&quot;]).result,o=vd.substitute(o,&quot;//VTK::Camera::Dec&quot;,[&quot;uniform mat4 MCPCMatrix;&quot;,&quot;uniform mat4 MCVCMatrix;&quot;]).result,a=vd.substitute(a,&quot;//VTK::PositionVC::Dec&quot;,[&quot;in vec4 vertexVCVSOutput[];&quot;,&quot;out vec4 vertexVCGSOutput;&quot;]).result,a=vd.substitute(a,&quot;//VTK::PositionVC::Impl&quot;,[&quot;vertexVCGSOutput = vertexVCVSOutput[i];&quot;]).result,i=vd.substitute(i,&quot;//VTK::PositionVC::Dec&quot;,[&quot;varying vec4 vertexVCVSOutput;&quot;]).result,i=vd.substitute(i,&quot;//VTK::PositionVC::Impl&quot;,[&quot;vec4 vertexVC = vertexVCVSOutput;&quot;]).result):(o=vd.substitute(o,&quot;//VTK::Camera::Dec&quot;,[&quot;uniform mat4 MCPCMatrix;&quot;]).result,o=vd.substitute(o,&quot;//VTK::PositionVC::Impl&quot;,[&quot;  gl_Position = MCPCMatrix * vertexMC;&quot;]).result),e.Vertex=o,e.Geometry=a,e.Fragment=i},e.replaceShaderTCoord=(e,n,r)=&gt;{if(t.lastBoundBO.getCABO().getTCoordOffset()){let n=e.Vertex,r=e.Geometry,o=e.Fragment;if(t.drawingEdges)return;n=vd.substitute(n,&quot;//VTK::TCoord::Impl&quot;,&quot;tcoordVCVSOutput = tcoordMC;&quot;).result;const a=t.openGLActor.getActiveTextures();let i=2,s=2;if(a&amp;&amp;a.length&gt;0&amp;&amp;(i=a[0].getComponents(),a[0].getTarget()===t.context.TEXTURE_CUBE_MAP&amp;&amp;(s=3)),t.renderable.getColorTextureMap()&amp;&amp;(i=t.renderable.getColorTextureMap().getPointData().getScalars().getNumberOfComponents(),s=2),2===s){if(n=vd.substitute(n,&quot;//VTK::TCoord::Dec&quot;,&quot;attribute vec2 tcoordMC; varying vec2 tcoordVCVSOutput;&quot;).result,r=vd.substitute(r,&quot;//VTK::TCoord::Dec&quot;,[&quot;in vec2 tcoordVCVSOutput[];&quot;,&quot;out vec2 tcoordVCGSOutput;&quot;]).result,r=vd.substitute(r,&quot;//VTK::TCoord::Impl&quot;,&quot;tcoordVCGSOutput = tcoordVCVSOutput[i];&quot;).result,o=vd.substitute(o,&quot;//VTK::TCoord::Dec&quot;,[&quot;varying vec2 tcoordVCVSOutput;&quot;,&quot;uniform sampler2D texture1;&quot;]).result,a&amp;&amp;a.length&gt;=1)switch(i){case 1:o=vd.substitute(o,&quot;//VTK::TCoord::Impl&quot;,[&quot;  vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);&quot;,&quot;  ambientColor = ambientColor*tcolor.r;&quot;,&quot;  diffuseColor = diffuseColor*tcolor.r;&quot;]).result;break;case 2:o=vd.substitute(o,&quot;//VTK::TCoord::Impl&quot;,[&quot;  vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);&quot;,&quot;  ambientColor = ambientColor*tcolor.r;&quot;,&quot;  diffuseColor = diffuseColor*tcolor.r;&quot;,&quot;  opacity = opacity * tcolor.g;&quot;]).result;break;default:o=vd.substitute(o,&quot;//VTK::TCoord::Impl&quot;,[&quot;  vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);&quot;,&quot;  ambientColor = ambientColor*tcolor.rgb;&quot;,&quot;  diffuseColor = diffuseColor*tcolor.rgb;&quot;,&quot;  opacity = opacity * tcolor.a;&quot;]).result}}else switch(n=vd.substitute(n,&quot;//VTK::TCoord::Dec&quot;,&quot;attribute vec3 tcoordMC; varying vec3 tcoordVCVSOutput;&quot;).result,r=vd.substitute(r,&quot;//VTK::TCoord::Dec&quot;,[&quot;in vec3 tcoordVCVSOutput[];&quot;,&quot;out vec3 tcoordVCGSOutput;&quot;]).result,r=vd.substitute(r,&quot;//VTK::TCoord::Impl&quot;,&quot;tcoordVCGSOutput = tcoordVCVSOutput[i];&quot;).result,o=vd.substitute(o,&quot;//VTK::TCoord::Dec&quot;,[&quot;varying vec3 tcoordVCVSOutput;&quot;,&quot;uniform samplerCube texture1;&quot;]).result,i){case 1:o=vd.substitute(o,&quot;//VTK::TCoord::Impl&quot;,[&quot;  vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);&quot;,&quot;  ambientColor = ambientColor*tcolor.r;&quot;,&quot;  diffuseColor = diffuseColor*tcolor.r;&quot;]).result;break;case 2:o=vd.substitute(o,&quot;//VTK::TCoord::Impl&quot;,[&quot;  vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);&quot;,&quot;  ambientColor = ambientColor*tcolor.r;&quot;,&quot;  diffuseColor = diffuseColor*tcolor.r;&quot;,&quot;  opacity = opacity * tcolor.g;&quot;]).result;break;default:o=vd.substitute(o,&quot;//VTK::TCoord::Impl&quot;,[&quot;  vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);&quot;,&quot;  ambientColor = ambientColor*tcolor.rgb;&quot;,&quot;  diffuseColor = diffuseColor*tcolor.rgb;&quot;,&quot;  opacity = opacity * tcolor.a;&quot;]).result}e.Vertex=n,e.Geometry=r,e.Fragment=o}},e.replaceShaderClip=(e,n,r)=&gt;{let o=e.Vertex,a=e.Fragment;if(t.renderable.getNumberOfClippingPlanes()){const e=t.renderable.getNumberOfClippingPlanes();o=vd.substitute(o,&quot;//VTK::Clip::Dec&quot;,[&quot;uniform int numClipPlanes;&quot;,`uniform vec4 clipPlanes[${e}];`,`varying float clipDistancesVSOutput[${e}];`]).result,o=vd.substitute(o,&quot;//VTK::Clip::Impl&quot;,[`for (int planeNum = 0; planeNum &lt; ${e}; planeNum++)`,&quot;    {&quot;,&quot;    if (planeNum &gt;= numClipPlanes)&quot;,&quot;        {&quot;,&quot;        break;&quot;,&quot;        }&quot;,&quot;    clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);&quot;,&quot;    }&quot;]).result,a=vd.substitute(a,&quot;//VTK::Clip::Dec&quot;,[&quot;uniform int numClipPlanes;&quot;,`varying float clipDistancesVSOutput[${e}];`]).result,a=vd.substitute(a,&quot;//VTK::Clip::Impl&quot;,[`for (int planeNum = 0; planeNum &lt; ${e}; planeNum++)`,&quot;    {&quot;,&quot;    if (planeNum &gt;= numClipPlanes)&quot;,&quot;        {&quot;,&quot;        break;&quot;,&quot;        }&quot;,&quot;    if (clipDistancesVSOutput[planeNum] &lt; 0.0) discard;&quot;,&quot;    }&quot;]).result}e.Vertex=o,e.Fragment=a},e.getCoincidentParameters=(e,n)=&gt;{let r={factor:0,offset:0};const o=n.getProperty();if(t.renderable.getResolveCoincidentTopology()==Pl.PolygonOffset||o.getEdgeVisibility()&amp;&amp;o.getRepresentation()===Zd.SURFACE){const e=t.lastBoundBO.getPrimitiveType();e===Jd.Points||o.getRepresentation()===Zd.POINTS?r=t.renderable.getCoincidentTopologyPointOffsetParameter():e===Jd.Lines||o.getRepresentation()===Zd.WIREFRAME?r=t.renderable.getCoincidentTopologyLineOffsetParameters():e!==Jd.Tris&amp;&amp;e!==Jd.TriStrips||(r=t.renderable.getCoincidentTopologyPolygonOffsetParameters()),e!==Jd.TrisEdges&amp;&amp;e!==Jd.TriStripsEdges||(r=t.renderable.getCoincidentTopologyPolygonOffsetParameters(),r.factor/=2,r.offset/=2)}const a=t._openGLRenderer.getSelector();return a&amp;&amp;a.getFieldAssociation()===Yd.FIELD_ASSOCIATION_POINTS&amp;&amp;(r.offset-=2),r},e.replaceShaderPicking=(e,n,r)=&gt;{let o=e.Fragment,a=e.Vertex;if(o=vd.substitute(o,&quot;//VTK::Picking::Dec&quot;,[&quot;uniform int picking;&quot;,&quot;//VTK::Picking::Dec&quot;]).result,t._openGLRenderer.getSelector()){switch(t.lastSelectionState!==Bl.ID_LOW24&amp;&amp;t.lastSelectionState!==Bl.ID_HIGH24||(a=vd.substitute(a,&quot;//VTK::Picking::Dec&quot;,[&quot;flat out int vertexIDVSOutput;\\n&quot;,&quot;uniform int VertexIDOffset;\\n&quot;]).result,a=vd.substitute(a,&quot;//VTK::Picking::Impl&quot;,&quot;  vertexIDVSOutput = gl_VertexID + VertexIDOffset;\\n&quot;).result,o=vd.substitute(o,&quot;//VTK::Picking::Dec&quot;,&quot;flat in int vertexIDVSOutput;\\n&quot;).result,o=vd.substitute(o,&quot;//VTK::Picking::Impl&quot;,[&quot;  int idx = vertexIDVSOutput;&quot;,&quot;//VTK::Picking::Impl&quot;]).result),t.lastSelectionState){case Bl.ID_LOW24:o=vd.substitute(o,&quot;//VTK::Picking::Impl&quot;,&quot;  gl_FragData[0] = vec4(float(idx%256)/255.0, float((idx/256)%256)/255.0, float((idx/65536)%256)/255.0, 1.0);&quot;).result;break;case Bl.ID_HIGH24:o=vd.substitute(o,&quot;//VTK::Picking::Impl&quot;,&quot;  gl_FragData[0] = vec4(float((idx/16777216)%256)/255.0, 0.0, 0.0, 1.0);&quot;).result;break;default:o=vd.substitute(o,&quot;//VTK::Picking::Dec&quot;,&quot;uniform vec3 mapperIndex;&quot;).result,o=vd.substitute(o,&quot;//VTK::Picking::Impl&quot;,&quot;  gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];&quot;).result}e.Fragment=o,e.Vertex=a}},e.replaceShaderValues=(n,r,o)=&gt;{if(e.replaceShaderColor(n,r,o),e.replaceShaderNormal(n,r,o),e.replaceShaderLight(n,r,o),e.replaceShaderTCoord(n,r,o),e.replaceShaderPicking(n,r,o),e.replaceShaderClip(n,r,o),e.replaceShaderCoincidentOffset(n,r,o),e.replaceShaderPositionVC(n,r,o),t.haveSeenDepthRequest){let e=n.Fragment;e=vd.substitute(e,&quot;//VTK::ZBuffer::Dec&quot;,&quot;uniform int depthRequest;&quot;).result,e=vd.substitute(e,&quot;//VTK::ZBuffer::Impl&quot;,[&quot;if (depthRequest == 1) {&quot;,&quot;float iz = floor(gl_FragCoord.z*65535.0 + 0.1);&quot;,&quot;float rf = floor(iz/256.0)/255.0;&quot;,&quot;float gf = mod(iz,256.0)/255.0;&quot;,&quot;gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }&quot;]).result,n.Fragment=e}},e.getNeedToRebuildShaders=(e,n,r)=&gt;{let o=0,a=0;const i=e.getPrimitiveType(),s=t.currentInput;let l=!1;const c=s.getPointData().getNormals(),u=s.getCellData().getNormals(),d=r.getProperty().getInterpolation()===Qd.FLAT,p=r.getProperty().getRepresentation(),f=e.getOpenGLMode(p,i);if(f===t.context.TRIANGLES||u&amp;&amp;!c||!d&amp;&amp;c?l=!0:d||f!==t.context.LINES||(l=!0),r.getProperty().getLighting()&amp;&amp;l){o=0;const e=n.getLightsByReference();for(let t=0;t&lt;e.length;++t){const n=e[t];n.getSwitch()&gt;0&amp;&amp;(a++,0===o&amp;&amp;(o=1)),1===o&amp;&amp;(a&gt;1||1!==n.getIntensity()||!n.lightTypeIsHeadLight())&amp;&amp;(o=2),o&lt;3&amp;&amp;n.getPositional()&amp;&amp;(o=3)}}let g=!1;const m=t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;),h=t.lastBoundBO.getReferenceByName(&quot;lastLightCount&quot;);return m===o&amp;&amp;h===a||(t.lastBoundBO.set({lastLightComplexity:o},!0),t.lastBoundBO.set({lastLightCount:a},!0),g=!0),(!t.currentRenderPass&amp;&amp;t.lastRenderPassShaderReplacement||t.currentRenderPass&amp;&amp;t.currentRenderPass.getShaderReplacement()!==t.lastRenderPassShaderReplacement)&amp;&amp;(g=!0),!!(t.lastHaveSeenDepthRequest!==t.haveSeenDepthRequest||e.getShaderSourceTime().getMTime()&lt;t.renderable.getMTime()||e.getShaderSourceTime().getMTime()&lt;t.currentInput.getMTime()||e.getShaderSourceTime().getMTime()&lt;t.selectionStateChanged.getMTime()||g)&amp;&amp;(t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,!0)},e.invokeShaderCallbacks=(e,n,r)=&gt;{const o=t.renderable.getViewSpecificProperties().ShadersCallbacks;o&amp;&amp;o.forEach((t=&gt;{t.callback(t.userData,e,n,r)}))},e.setMapperShaderParameters=(n,r,o)=&gt;{if(n.getProgram().isUniformUsed(&quot;PrimitiveIDOffset&quot;)&amp;&amp;n.getProgram().setUniformi(&quot;PrimitiveIDOffset&quot;,t.primitiveIDOffset),n.getProgram().isUniformUsed(&quot;VertexIDOffset&quot;)&amp;&amp;n.getProgram().setUniformi(&quot;VertexIDOffset&quot;,t.vertexIDOffset),n.getCABO().getElementCount()&amp;&amp;(t.VBOBuildTime.getMTime()&gt;n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()&gt;n.getAttributeUpdateTime().getMTime())){const e=t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;);n.getProgram().isAttributeUsed(&quot;vertexMC&quot;)&amp;&amp;(n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),&quot;vertexMC&quot;,n.getCABO().getVertexOffset(),n.getCABO().getStride(),t.context.FLOAT,3,!1)||np(&quot;Error setting vertexMC in shader VAO.&quot;)),n.getProgram().isAttributeUsed(&quot;normalMC&quot;)&amp;&amp;n.getCABO().getNormalOffset()&amp;&amp;e&gt;0?n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),&quot;normalMC&quot;,n.getCABO().getNormalOffset(),n.getCABO().getStride(),t.context.FLOAT,3,!1)||np(&quot;Error setting normalMC in shader VAO.&quot;):n.getVAO().removeAttributeArray(&quot;normalMC&quot;),t.renderable.getCustomShaderAttributes().forEach(((e,r)=&gt;{n.getProgram().isAttributeUsed(`${e}MC`)&amp;&amp;(n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),`${e}MC`,n.getCABO().getCustomData()[r].offset,n.getCABO().getStride(),t.context.FLOAT,n.getCABO().getCustomData()[r].components,!1)||np(`Error setting ${e}MC in shader VAO.`))})),n.getProgram().isAttributeUsed(&quot;tcoordMC&quot;)&amp;&amp;n.getCABO().getTCoordOffset()?n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),&quot;tcoordMC&quot;,n.getCABO().getTCoordOffset(),n.getCABO().getStride(),t.context.FLOAT,n.getCABO().getTCoordComponents(),!1)||np(&quot;Error setting tcoordMC in shader VAO.&quot;):n.getVAO().removeAttributeArray(&quot;tcoordMC&quot;),n.getProgram().isAttributeUsed(&quot;scalarColor&quot;)&amp;&amp;n.getCABO().getColorComponents()?n.getVAO().addAttributeArray(n.getProgram(),n.getCABO().getColorBO(),&quot;scalarColor&quot;,n.getCABO().getColorOffset(),n.getCABO().getColorBOStride(),t.context.UNSIGNED_BYTE,4,!0)||np(&quot;Error setting scalarColor in shader VAO.&quot;):n.getVAO().removeAttributeArray(&quot;scalarColor&quot;),n.getAttributeUpdateTime().modified()}if(t.renderable.getNumberOfClippingPlanes()){const e=t.renderable.getNumberOfClippingPlanes(),r=[],a=n.getCABO().getCoordShiftAndScaleEnabled()?n.getCABO().getInverseShiftAndScaleMatrix():null,i=a?T(t.tmpMat4,o.getMatrix()):o.getMatrix();a&amp;&amp;(y(i,i),A(i,i,a),y(i,i));for(let n=0;n&lt;e;n++){const e=[];t.renderable.getClippingPlaneInDataCoords(i,n,e);for(let t=0;t&lt;4;t++)r.push(e[t])}n.getProgram().setUniformi(&quot;numClipPlanes&quot;,e),n.getProgram().setUniform4fv(&quot;clipPlanes&quot;,r)}t.internalColorTexture&amp;&amp;n.getProgram().isUniformUsed(&quot;texture1&quot;)&amp;&amp;n.getProgram().setUniformi(&quot;texture1&quot;,t.internalColorTexture.getTextureUnit());const a=t.openGLActor.getActiveTextures();if(a)for(let e=0;e&lt;a.length;++e){const t=a[e].getTextureUnit(),r=`texture${t+1}`;n.getProgram().isUniformUsed(r)&amp;&amp;n.getProgram().setUniformi(r,t)}if(t.haveSeenDepthRequest&amp;&amp;n.getProgram().setUniformi(&quot;depthRequest&quot;,t.renderDepth?1:0),n.getProgram().isUniformUsed(&quot;coffset&quot;)){const t=e.getCoincidentParameters(r,o);n.getProgram().setUniformf(&quot;coffset&quot;,t.offset),n.getProgram().isUniformUsed(&quot;cfactor&quot;)&amp;&amp;n.getProgram().setUniformf(&quot;cfactor&quot;,t.factor)}n.setMapperShaderParameters(r,o,t._openGLRenderer.getTiledSizeAndOrigin());const i=t._openGLRenderer.getSelector();n.getProgram().setUniform3fArray(&quot;mapperIndex&quot;,i?i.getPropColorValue():[0,0,0]),n.getProgram().setUniformi(&quot;picking&quot;,i?i.getCurrentPass()+1:0)},e.setLightingShaderParameters=(e,n,r)=&gt;{const o=t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;);if(o&lt;2)return;const a=e.getProgram();let i=0;const s=n.getLightsByReference();for(let e=0;e&lt;s.length;++e){const r=s[e];if(r.getSwitch()&gt;0){const e=r.getColorByReference(),o=r.getIntensity();t.lightColor[0]=e[0]*o,t.lightColor[1]=e[1]*o,t.lightColor[2]=e[2]*o;const s=r.getDirection(),l=n.getActiveCamera().getViewMatrix(),c=[...s];r.lightTypeIsSceneLight()&amp;&amp;(c[0]=l[0]*s[0]+l[1]*s[1]+l[2]*s[2],c[1]=l[4]*s[0]+l[5]*s[1]+l[6]*s[2],c[2]=l[8]*s[0]+l[9]*s[1]+l[10]*s[2],jo(c)),t.lightDirection[0]=c[0],t.lightDirection[1]=c[1],t.lightDirection[2]=c[2],jo(t.lightDirection),a.setUniform3fArray(`lightColor${i}`,t.lightColor),a.setUniform3fArray(`lightDirectionVC${i}`,t.lightDirection),i++}}if(o&lt;3)return;const l=n.getActiveCamera().getViewMatrix();y(l,l),i=0;for(let e=0;e&lt;s.length;++e){const t=s[e];if(t.getSwitch()&gt;0){const e=t.getTransformedPosition(),n=new Float64Array(3);oe(n,e,l),a.setUniform3fArray(`lightAttenuation${i}`,t.getAttenuationValuesByReference()),a.setUniformi(`lightPositional${i}`,t.getPositional()),a.setUniformf(`lightExponent${i}`,t.getExponent()),a.setUniformf(`lightConeAngle${i}`,t.getConeAngle()),a.setUniform3fArray(`lightPositionVC${i}`,[n[0],n[1],n[2]]),i++}}},e.setCameraShaderParameters=(e,r,o)=&gt;{const a=e.getProgram(),i=t.openGLCamera.getKeyMatrices(r),s=r.getActiveCamera(),l=t.openGLCamera.getKeyMatrixTime().getMTime(),c=a.getLastCameraMTime(),u=e.getCABO().getCoordShiftAndScaleEnabled()?e.getCABO().getInverseShiftAndScaleMatrix():null,d=o.getIsIdentity(),p=d?{mcwc:null,normalMatrix:null}:t.openGLActor.getKeyMatrices();if(o.getCoordinateSystem()===ap.DISPLAY){const e=t._openGLRenderer.getTiledSizeAndOrigin();x(t.tmpMat4),t.tmpMat4[0]=2/e.usize,t.tmpMat4[12]=-1,t.tmpMat4[5]=2/e.vsize,t.tmpMat4[13]=-1,A(t.tmpMat4,t.tmpMat4,u),a.setUniformMatrix(&quot;MCPCMatrix&quot;,t.tmpMat4)}else a.setUniformMatrix(&quot;MCPCMatrix&quot;,n([i.wcpc,p.mcwc,u],H,t.tmpMat4));a.isUniformUsed(&quot;MCVCMatrix&quot;)&amp;&amp;a.setUniformMatrix(&quot;MCVCMatrix&quot;,n([i.wcvc,p.mcwc,u],H,t.tmpMat4)),a.isUniformUsed(&quot;normalMatrix&quot;)&amp;&amp;a.setUniformMatrix3x3(&quot;normalMatrix&quot;,n([i.normalMatrix,p.normalMatrix],h,t.tmpMat3)),c!==l&amp;&amp;(a.isUniformUsed(&quot;cameraParallel&quot;)&amp;&amp;a.setUniformi(&quot;cameraParallel&quot;,s.getParallelProjection()),a.setLastCameraMTime(l)),d||a.setLastCameraMTime(0)},e.setPropertyShaderParameters=(e,n,r)=&gt;{const o=e.getProgram();let a=r.getProperty();let i=t.drawingEdges||a.getRepresentation()===Zd.WIREFRAME?a.getEdgeOpacity():a.getOpacity(),s=t.drawingEdges?a.getEdgeColorByReference():a.getAmbientColorByReference(),l=t.drawingEdges?a.getEdgeColorByReference():a.getDiffuseColorByReference(),c=t.drawingEdges?1:a.getAmbient(),u=t.drawingEdges?0:a.getDiffuse(),d=t.drawingEdges?0:a.getSpecular();const p=a.getSpecularPower();o.setUniformf(&quot;opacityUniform&quot;,i),o.setUniform3fArray(&quot;ambientColorUniform&quot;,s),o.setUniform3fArray(&quot;diffuseColorUniform&quot;,l),o.setUniformf(&quot;ambient&quot;,c),o.setUniformf(&quot;diffuse&quot;,u);const f=t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;);if(f&lt;1)return;let g=a.getSpecularColorByReference();if(o.setUniform3fArray(&quot;specularColorUniform&quot;,g),o.setUniformf(&quot;specularPowerUniform&quot;,p),o.setUniformf(&quot;specular&quot;,d),o.isUniformUsed(&quot;ambientIntensityBF&quot;)){if(a=r.getBackfaceProperty(),i=a.getOpacity(),s=a.getAmbientColor(),c=a.getAmbient(),l=a.getDiffuseColor(),u=a.getDiffuse(),g=a.getSpecularColor(),d=a.getSpecular(),o.setUniformf(&quot;ambientIntensityBF&quot;,c),o.setUniformf(&quot;diffuseIntensityBF&quot;,u),o.setUniformf(&quot;opacityUniformBF&quot;,i),o.setUniform3fArray(&quot;ambientColorUniformBF&quot;,s),o.setUniform3fArray(&quot;diffuseColorUniformBF&quot;,l),f&lt;1)return;o.setUniformf(&quot;specularIntensityBF&quot;,d),o.setUniform3fArray(&quot;specularColorUniformBF&quot;,g),o.setUniformf(&quot;specularPowerUniformBF&quot;,p)}},e.updateMaximumPointCellIds=(e,n)=&gt;{const r=t._openGLRenderer.getSelector();if(!r)return;if(t.selectionWebGLIdsToVTKIds?.points?.length){const e=t.selectionWebGLIdsToVTKIds.points.length;r.setMaximumPointId(e-1)}if(t.selectionWebGLIdsToVTKIds?.cells?.length){const e=t.selectionWebGLIdsToVTKIds.cells.length;r.setMaximumCellId(e-1)}r.getFieldAssociation()===Yd.FIELD_ASSOCIATION_POINTS&amp;&amp;(t.pointPicking=!0)},e.renderPieceStart=(n,r)=&gt;{t.primitiveIDOffset=0,t.vertexIDOffset=0;const o=function(e){const t=e.getSelector();return t?t.getCurrentPass():Bl.MIN_KNOWN_PASS-1}(t._openGLRenderer);t.lastSelectionState!==o&amp;&amp;(t.selectionStateChanged.modified(),t.lastSelectionState=o),t._openGLRenderer.getSelector()&amp;&amp;t._openGLRenderer.getSelector().renderProp(r),e.updateBufferObjects(n,r),t.renderable.getColorTextureMap()&amp;&amp;t.internalColorTexture.activate(),t.lastBoundBO=null},e.renderPieceDraw=(n,r)=&gt;{const o=r.getProperty().getRepresentation(),a=r.getProperty().getEdgeVisibility()&amp;&amp;o===Zd.SURFACE,i=t._openGLRenderer.getSelector(),s=i&amp;&amp;i.getFieldAssociation()===Yd.FIELD_ASSOCIATION_POINTS&amp;&amp;(t.lastSelectionState===Bl.ID_LOW24||t.lastSelectionState===Bl.ID_HIGH24);for(let i=Jd.Start;i&lt;Jd.End;i++){t.primitives[i].setPointPicking(s);t.primitives[i].getCABO().getElementCount()&amp;&amp;(t.drawingEdges=a&amp;&amp;(i===Jd.TrisEdges||i===Jd.TriStripsEdges),t.drawingEdges&amp;&amp;(t.renderDepth||t.lastSelectionState&gt;=0)||(t.lastBoundBO=t.primitives[i],t.primitiveIDOffset+=t.primitives[i].drawArrays(n,r,o,e),t.vertexIDOffset+=t.primitives[i].getCABO().getElementCount()))}},e.renderPieceFinish=(e,n)=&gt;{t.LastBoundBO&amp;&amp;t.LastBoundBO.getVAO().release(),t.renderable.getColorTextureMap()&amp;&amp;t.internalColorTexture.deactivate()},e.renderPiece=(n,r)=&gt;{if(e.invokeEvent(rp),t.renderable.getStatic()||t.renderable.update(),t.currentInput=t.renderable.getInputData(),e.invokeEvent(op),!t.currentInput)return void np(&quot;No input!&quot;);if(!t.currentInput.getPoints||!t.currentInput.getPoints().getNumberOfValues())return;const o=t.context,a=r.getProperty().getBackfaceCulling(),i=r.getProperty().getFrontfaceCulling();a||i?i?(t._openGLRenderWindow.enableCullFace(),o.cullFace(o.FRONT)):(t._openGLRenderWindow.enableCullFace(),o.cullFace(o.BACK)):t._openGLRenderWindow.disableCullFace(),e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r)},e.updateBufferObjects=(t,n)=&gt;{e.getNeedToRebuildBufferObjects(t,n)&amp;&amp;e.buildBufferObjects(t,n),e.updateMaximumPointCellIds()},e.getNeedToRebuildBufferObjects=(n,r)=&gt;{const o=t.VBOBuildTime.getMTime();return o&lt;e.getMTime()||o&lt;t.renderable.getMTime()||o&lt;r.getMTime()||o&lt;t.currentInput.getMTime()},e.buildBufferObjects=(e,n)=&gt;{const r=t.currentInput;if(null===r)return;t.renderable.mapScalars(r,1);const o=t.renderable.getColorMapColors();t.haveCellScalars=!1;const a=t.renderable.getScalarMode();t.renderable.getScalarVisibility()&amp;&amp;(a!==$d.USE_CELL_DATA&amp;&amp;a!==$d.USE_CELL_FIELD_DATA&amp;&amp;a!==$d.USE_FIELD_DATA&amp;&amp;r.getPointData().getScalars()||a===$d.USE_POINT_FIELD_DATA||!o||(t.haveCellScalars=!0));let i=n.getProperty().getInterpolation()!==Qd.FLAT?r.getPointData().getNormals():null;null===i&amp;&amp;r.getCellData().getNormals()&amp;&amp;(t.haveCellNormals=!0,i=r.getCellData().getNormals());const s=n.getProperty().getRepresentation();let l=r.getPointData().getTCoords();t.openGLActor.getActiveTextures()||(l=null);let c=!1;if(t.renderable.getColorCoordinates()){l=t.renderable.getColorCoordinates(),c=t.renderable.getAreScalarsMappedFromCells(),t.internalColorTexture||(t.internalColorTexture=Hd.newInstance({resizable:!0}));const e=t.internalColorTexture;e.setMinificationFilter(ep.NEAREST),e.setMagnificationFilter(ep.NEAREST),e.setWrapS(tp.CLAMP_TO_EDGE),e.setWrapT(tp.CLAMP_TO_EDGE),e.setOpenGLRenderWindow(t._openGLRenderWindow);const n=t.renderable.getColorTextureMap(),r=n.getExtent(),o=n.getPointData().getScalars();e.create2DFromRaw({width:r[1]-r[0]+1,height:r[3]-r[2]+1,numComps:o.getNumberOfComponents(),dataType:o.getDataType(),data:o.getData()}),e.activate(),e.sendParameters(),e.deactivate()}const u=t.renderable.getCustomShaderAttributes().map((e=&gt;r.getPointData().getArrayByName(e))),d=`${r.getMTime()}A${s}B${r.getMTime()}C${i?i.getMTime():1}D${o?o.getMTime():1}E${n.getProperty().getEdgeVisibility()}F${l?l.getMTime():1}G${u.map((e=&gt;e.getMTime())).join(&quot;,&quot;)}`;if(t.VBOBuildString!==d){const e={points:r.getPoints(),normals:i,tcoords:l,colors:o,cellOffset:0,vertexOffset:0,useTCoordsPerCell:c,haveCellScalars:t.haveCellScalars,haveCellNormals:t.haveCellNormals,customAttributes:u};t.renderable.getPopulateSelectionSettings()&amp;&amp;(t.selectionWebGLIdsToVTKIds={points:null,cells:null});const a=[{inRep:&quot;verts&quot;,cells:r.getVerts()},{inRep:&quot;lines&quot;,cells:r.getLines()},{inRep:&quot;polys&quot;,cells:r.getPolys()},{inRep:&quot;strips&quot;,cells:r.getStrips()},{inRep:&quot;polys&quot;,cells:r.getPolys()},{inRep:&quot;strips&quot;,cells:r.getStrips()}],p=n.getProperty().getEdgeVisibility()&amp;&amp;s===Zd.SURFACE;for(let n=Jd.Start;n&lt;Jd.End;n++)n!==Jd.TrisEdges&amp;&amp;n!==Jd.TriStripsEdges?(e.cellOffset+=t.primitives[n].getCABO().createVBO(a[n].cells,a[n].inRep,s,e,t.selectionWebGLIdsToVTKIds),e.vertexOffset+=t.primitives[n].getCABO().getElementCount()):p?t.primitives[n].getCABO().createVBO(a[n].cells,a[n].inRep,Zd.WIREFRAME,{...e,tcoords:null,colors:null,haveCellScalars:!1,haveCellNormals:!1}):t.primitives[n].releaseGraphicsResources();t.renderable.getPopulateSelectionSettings()&amp;&amp;t.renderable.setSelectionWebGLIdsToVTKIds(t.selectionWebGLIdsToVTKIds),t.VBOBuildString=d}t.VBOBuildTime.modified()},e.getAllocatedGPUMemoryInBytes=()=&gt;{let e=0;return t.primitives.forEach((t=&gt;{e+=t.getAllocatedGPUMemoryInBytes()})),e}}const sp={context:null,VBOBuildTime:0,VBOBuildString:null,primitives:null,primTypes:null,shaderRebuildString:null,tmpMat4:null,ambientColor:[],diffuseColor:[],specularColor:[],lightColor:[],lightDirection:[],lastHaveSeenDepthRequest:!1,haveSeenDepthRequest:!1,lastSelectionState:Bl.MIN_KNOWN_PASS-1,selectionStateChanged:null,selectionWebGLIdsToVTKIds:null,pointPicking:!1};function lp(e,t,n={}){Object.assign(t,sp,n),pn.extend(e,t,n),qd.implementReplaceShaderCoincidentOffset(e,t,n),qd.implementBuildShadersWithReplacements(e,t,n),t.primitives=[],t.primTypes=Jd,t.tmpMat3=c(new Float64Array(9)),t.tmpMat4=x(new Float64Array(16));for(let e=Jd.Start;e&lt;Jd.End;e++)t.primitives[e]=Sd.newInstance(),t.primitives[e].setPrimitiveType(e),t.primitives[e].set({lastLightComplexity:0,lastLightCount:0,lastSelectionPass:!1},!0);Gt(e,t,[&quot;context&quot;]),t.VBOBuildTime={},Vt(t.VBOBuildTime,{mtime:0}),t.selectionStateChanged={},Vt(t.selectionStateChanged,{mtime:0}),ip(e,t)}const cp=Xt(lp,&quot;vtkOpenGLPolyDataMapper&quot;);var up={newInstance:cp,extend:lp};vn(&quot;vtkMapper&quot;,cp);const dp=1,{primTypes:pp}=Sd,{Filter:fp,Wrap:gp}=Hd,{vtkErrorMacro:mp}=ln,hp={type:&quot;StartEvent&quot;},vp={type:&quot;EndEvent&quot;};const Tp={context:null,VBOBuildTime:0,VBOBuildString:null,primitives:null,primTypes:null,shaderRebuildString:null};const xp=Xt((function(e,t,n={}){Object.assign(t,Tp,n),pn.extend(e,t,n),qd.implementReplaceShaderCoincidentOffset(e,t,n),qd.implementBuildShadersWithReplacements(e,t,n),t.primitives=[],t.primTypes=pp,t.tmpMat4=x(new Float64Array(16));for(let e=pp.Start;e&lt;pp.End;e++)t.primitives[e]=Sd.newInstance(),t.primitives[e].setPrimitiveType(e),t.primitives[e].set({lastLightComplexity:0,lastLightCount:0,lastSelectionPass:!1},!0);Gt(e,t,[&quot;context&quot;]),t.VBOBuildTime={},Vt(t.VBOBuildTime,{mtime:0}),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLPolyDataMapper2D&quot;),e.buildPass=n=&gt;{n&amp;&amp;(t.openGLActor2D=e.getFirstAncestorOfType(&quot;vtkOpenGLActor2D&quot;),t._openGLRenderer=t.openGLActor2D.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;),t._openGLRenderWindow=t._openGLRenderer.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;),t.openGLCamera=t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera(),t.openGLCamera))},e.overlayPass=t=&gt;{t&amp;&amp;e.render()},e.getShaderTemplate=(e,t,n)=&gt;{e.Vertex=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkPolyData2DVS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n\\n// all variables that represent positions or directions have a suffix\\n// indicating the coordinate system they are in. The possible values are\\n// MC - Model Coordinates\\n// WC - WC world coordinates\\n// VC - View Coordinates\\n// DC - Display Coordinates\\n\\nin vec4 vertexWC;\\n\\n// frag position in VC\\n//VTK::PositionVC::Dec\\n\\n// material property values\\n//VTK::Color::Dec\\n\\n// Texture coordinates\\n//VTK::TCoord::Dec\\n\\n// Apple Bug\\n//VTK::PrimID::Dec\\n\\nuniform mat4 WCVCMatrix;  // World to view matrix\\n\\nvoid main()\\n{\\n  // Apple Bug\\n  //VTK::PrimID::Impl\\n\\n  gl_Position = WCVCMatrix*vertexWC;\\n\\n  //VTK::TCoord::Impl\\n\\n  //VTK::Color::Impl\\n\\n  //VTK::PositionVC::Impl\\n}\\n&quot;,e.Fragment=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkPolyData2DFS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n\\nuniform int PrimitiveIDOffset;\\n\\n// Texture coordinates\\n//VTK::TCoord::Dec\\n\\n// Scalar coloring\\n//VTK::Color::Dec\\n\\n// Depth Peeling\\n//VTK::DepthPeeling::Dec\\n\\n// picking support\\n//VTK::Picking::Dec\\n\\n// the output of this shader\\n//VTK::Output::Dec\\n\\n// Apple Bug\\n//VTK::PrimID::Dec\\n\\nvoid main()\\n{\\n  // Apple Bug\\n  //VTK::PrimID::Impl\\n\\n  //VTK::Color::Impl\\n  //VTK::TCoord::Impl\\n\\n  //VTK::DepthPeeling::Impl\\n  //VTK::Picking::Impl\\n\\n  if (gl_FragData[0].a &lt;= 0.0)\\n    {\\n    discard;\\n    }\\n}\\n&quot;,e.Geometry=&quot;&quot;},e.render=()=&gt;{const n=t._openGLRenderWindow.getContext();if(t.context!==n){t.context=n;for(let e=pp.Start;e&lt;pp.End;e++)t.primitives[e].setOpenGLRenderWindow(t._openGLRenderWindow)}const r=t.openGLActor2D.getRenderable(),o=t._openGLRenderer.getRenderable();e.renderPiece(o,r)},e.renderPiece=(n,r)=&gt;{if(e.invokeEvent(hp),t.renderable.getStatic()||t.renderable.update(),t.currentInput=t.renderable.getInputData(),e.invokeEvent(vp),!t.currentInput)return void mp(&quot;No input!&quot;);if(!t.currentInput.getPoints||!t.currentInput.getPoints().getNumberOfValues())return;const o=t.context;t._openGLRenderWindow.enableCullFace(),o.cullFace(o.BACK),e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r)},e.renderPieceStart=(n,r)=&gt;{t.primitiveIDOffset=0,t._openGLRenderer.getSelector()&amp;&amp;(t._openGLRenderer.getSelector().getCurrentPass(),t._openGLRenderer.getSelector().renderProp(r)),t.renderable.getColorTextureMap()&amp;&amp;t.internalColorTexture.activate(),e.updateBufferObjects(n,r),t.lastBoundBO=null},e.getNeedToRebuildShaders=(e,n,r)=&gt;e.getShaderSourceTime().getMTime()&lt;t.renderable.getMTime()||e.getShaderSourceTime().getMTime()&lt;t.currentInput.getMTime(),e.updateBufferObjects=(t,n)=&gt;{e.getNeedToRebuildBufferObjects(t,n)&amp;&amp;e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=&gt;{const o=t.VBOBuildTime.getMTime();return!!(o&lt;e.getMTime()||o&lt;t._openGLRenderWindow.getMTime()||o&lt;t.renderable.getMTime()||o&lt;r.getMTime()||o&lt;t.currentInput.getMTime()||t.renderable.getTransformCoordinate()&amp;&amp;o&lt;n.getMTime())},e.buildBufferObjects=(e,n)=&gt;{const r=t.currentInput;if(null===r)return;t.renderable.mapScalars(r,n.getProperty().getOpacity());const o=t.renderable.getColorMapColors(),a=n.getProperty().getRepresentation();let i=r.getPointData().getTCoords();t.openGLActor2D.getActiveTextures()||(i=null);let s=!1;if(t.renderable.getColorCoordinates()){i=t.renderable.getColorCoordinates(),s=t.renderable.getAreScalarsMappedFromCells(),t.internalColorTexture||(t.internalColorTexture=Hd.newInstance({resizable:!0}));const e=t.internalColorTexture;e.setMinificationFilter(fp.NEAREST),e.setMagnificationFilter(fp.NEAREST),e.setWrapS(gp.CLAMP_TO_EDGE),e.setWrapT(gp.CLAMP_TO_EDGE),e.setOpenGLRenderWindow(t._openGLRenderWindow);const n=t.renderable.getColorTextureMap(),r=n.getExtent(),o=n.getPointData().getScalars();e.create2DFromRaw({width:r[1]-r[0]+1,height:r[3]-r[2]+1,numComps:o.getNumberOfComponents(),dataType:o.getDataType(),data:o.getData()}),e.activate(),e.sendParameters(),e.deactivate()}const l=t.renderable.getTransformCoordinate(),c=e.getRenderWindow().getViews()[0].getViewportSize(e),u=`${r.getMTime()}A${a}B${r.getMTime()}C${o?o.getMTime():1}D${i?i.getMTime():1}E${l?e.getMTime():1}F${c}`;if(t.VBOBuildString!==u){let n=r.getPoints();if(l){const t=lc.newInstance(),r=n.getNumberOfPoints();t.setNumberOfPoints(r);const o=[];for(let a=0;a&lt;r;++a){n.getPoint(a,o),l.setValue(o);const r=l.getComputedDoubleViewportValue(e);t.setPoint(a,r[0],r[1],0)}n=t}const c={points:n,tcoords:i,colors:o,cellOffset:0,useTCoordsPerCell:s,haveCellScalars:t.renderable.getAreScalarsMappedFromCells(),customAttributes:t.renderable.getCustomShaderAttributes().map((e=&gt;r.getPointData().getArrayByName(e)))};c.cellOffset+=t.primitives[pp.Points].getCABO().createVBO(r.getVerts(),&quot;verts&quot;,a,c),c.cellOffset+=t.primitives[pp.Lines].getCABO().createVBO(r.getLines(),&quot;lines&quot;,a,c),c.cellOffset+=t.primitives[pp.Tris].getCABO().createVBO(r.getPolys(),&quot;polys&quot;,a,c),c.cellOffset+=t.primitives[pp.TriStrips].getCABO().createVBO(r.getStrips(),&quot;strips&quot;,a,c),t.VBOBuildTime.modified(),t.VBOBuildString=u}},e.renderPieceDraw=(n,r)=&gt;{const o=r.getProperty().getRepresentation();t.context.depthMask(!0);for(let a=pp.Start;a&lt;pp.End;a++)t.primitives[a].getCABO().getElementCount()&amp;&amp;(t.lastBoundBO=t.primitives[a],t.primitiveIDOffset+=t.primitives[a].drawArrays(n,r,o,e))},e.renderPieceFinish=(e,n)=&gt;{t.lastBoundBO&amp;&amp;t.lastBoundBO.getVAO().release(),t.renderable.getColorTextureMap()&amp;&amp;t.internalColorTexture.deactivate()},e.replaceShaderValues=(t,n,r)=&gt;{e.replaceShaderColor(t,n,r),e.replaceShaderTCoord(t,n,r),e.replaceShaderPicking(t,n,r),e.replaceShaderPositionVC(t,n,r)},e.replaceShaderColor=(e,n,r)=&gt;{let o=e.Vertex,a=e.Geometry,i=e.Fragment,s=[&quot;uniform vec3 diffuseColorUniform;&quot;,&quot;uniform float opacityUniform;&quot;],l=[&quot;vec3 diffuseColor = diffuseColorUniform;&quot;,&quot;float opacity = opacityUniform;&quot;];0!==t.lastBoundBO.getCABO().getColorComponents()?(s=s.concat([&quot;varying vec4 vertexColorVSOutput;&quot;]),o=vd.substitute(o,&quot;//VTK::Color::Dec&quot;,[&quot;attribute vec4 scalarColor;&quot;,&quot;varying vec4 vertexColorVSOutput;&quot;]).result,o=vd.substitute(o,&quot;//VTK::Color::Impl&quot;,[&quot;vertexColorVSOutput =  scalarColor;&quot;]).result,a=vd.substitute(a,&quot;//VTK::Color::Dec&quot;,[&quot;in vec4 vertexColorVSOutput[];&quot;,&quot;out vec4 vertexColorGSOutput;&quot;]).result,a=vd.substitute(a,&quot;//VTK::Color::Impl&quot;,[&quot;vertexColorGSOutput = vertexColorVSOutput[i];&quot;]).result,i=vd.substitute(i,&quot;//VTK::Color::Impl&quot;,l.concat([&quot;  diffuseColor = vertexColorVSOutput.rgb;&quot;,&quot;  opacity = opacity*vertexColorVSOutput.a;&quot;])).result):t.renderable.getAreScalarsMappedFromCells()&amp;&amp;(l=l.concat([&quot;  vec4 texColor = texture2D(texture1, tcoordVCVSOutput.st);&quot;,&quot;  diffuseColor = texColor.rgb;&quot;,&quot;  opacity = opacity*texColor.a;&quot;])),l=l.concat([&quot;gl_FragData[0] = vec4(diffuseColor, opacity);&quot;]),i=vd.substitute(i,&quot;//VTK::Color::Dec&quot;,s).result,i=vd.substitute(i,&quot;//VTK::Color::Impl&quot;,l).result,e.Vertex=o,e.Geometry=a,e.Fragment=i},e.replaceShaderTCoord=(e,n,r)=&gt;{if(t.lastBoundBO.getCABO().getTCoordOffset()){let n=e.Vertex,r=e.Geometry,o=e.Fragment;const a=t.lastBoundBO.getCABO().getTCoordComponents();1===a?(n=vd.substitute(n,&quot;//VTK::TCoord::Dec&quot;,[&quot;in float tcoordMC;&quot;,&quot;out float tcoordVCVSOutput;&quot;]).result,n=vd.substitute(n,&quot;//VTK::TCoord::Impl&quot;,[&quot;tcoordVCVSOutput = tcoordMC;&quot;]).result,r=vd.substitute(r,&quot;//VTK::TCoord::Dec&quot;,[&quot;in float tcoordVCVSOutput[];\\n&quot;,&quot;out float tcoordVCGSOutput;&quot;]).result,r=vd.substitute(r,[&quot;//VTK::TCoord::Impl&quot;,&quot;tcoordVCGSOutput = tcoordVCVSOutput[i];&quot;]).result,o=vd.substitute(o,&quot;//VTK::TCoord::Dec&quot;,[&quot;in float tcoordVCVSOutput;&quot;,&quot;uniform sampler2D texture1;&quot;]).result,o=vd.substitute(o,&quot;//VTK::TCoord::Impl&quot;,[&quot;gl_FragData[0] = gl_FragData[0]*texture2D(texture1, vec2(tcoordVCVSOutput,0));&quot;]).result):2===a&amp;&amp;(n=vd.substitute(n,&quot;//VTK::TCoord::Dec&quot;,[&quot;in vec2 tcoordMC;&quot;,&quot;out vec2 tcoordVCVSOutput;&quot;]).result,n=vd.substitute(n,&quot;//VTK::TCoord::Impl&quot;,[&quot;tcoordVCVSOutput = tcoordMC;&quot;]).result,r=vd.substitute(r,&quot;//VTK::TCoord::Dec&quot;,[&quot;in vec2 tcoordVCVSOutput[];\\n&quot;,&quot;out vec2 tcoordVCGSOutput;&quot;]).result,r=vd.substitute(r,&quot;//VTK::TCoord::Impl&quot;,[&quot;tcoordVCGSOutput = tcoordVCVSOutput[i];&quot;]).result,o=vd.substitute(o,&quot;//VTK::TCoord::Dec&quot;,[&quot;in vec2 tcoordVCVSOutput;&quot;,&quot;uniform sampler2D texture1;&quot;]).result,o=vd.substitute(o,&quot;//VTK::TCoord::Impl&quot;,[&quot;gl_FragData[0] = gl_FragData[0]*texture2D(texture1, tcoordVCVSOutput.st);&quot;]).result),t.renderable.getAreScalarsMappedFromCells()&amp;&amp;(r=vd.substitute(r,&quot;//VTK::PrimID::Impl&quot;,[&quot;gl_PrimitiveID = gl_PrimitiveIDIn;&quot;]).result),e.Vertex=n,e.Geometry=r,e.Fragment=o}},e.replaceShaderPicking=(e,t,n)=&gt;{let r=e.Fragment;r=vd.substitute(r,&quot;//VTK::Picking::Dec&quot;,[&quot;uniform vec3 mapperIndex;&quot;,&quot;uniform int picking;&quot;]).result,r=vd.substitute(r,&quot;//VTK::Picking::Impl&quot;,&quot;  gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];&quot;).result,e.Fragment=r},e.replaceShaderPositionVC=(e,n,r)=&gt;{t.lastBoundBO.replaceShaderPositionVC(e,n,r)},e.invokeShaderCallbacks=(e,n,r)=&gt;{const o=t.renderable.getViewSpecificProperties().ShadersCallbacks;o&amp;&amp;o.forEach((t=&gt;{t.callback(t.userData,e,n,r)}))},e.setMapperShaderParameters=(e,n,r)=&gt;{if(e.getProgram().isUniformUsed(&quot;PrimitiveIDOffset&quot;)&amp;&amp;e.getProgram().setUniformi(&quot;PrimitiveIDOffset&quot;,t.primitiveIDOffset),e.getProgram().isAttributeUsed(&quot;vertexWC&quot;)&amp;&amp;(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),&quot;vertexWC&quot;,e.getCABO().getVertexOffset(),e.getCABO().getStride(),t.context.FLOAT,3,!1)||mp(&quot;Error setting vertexWC in shader VAO.&quot;)),e.getCABO().getElementCount()&amp;&amp;(t.VBOBuildTime.getMTime()&gt;e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()&gt;e.getAttributeUpdateTime().getMTime())){t.renderable.getCustomShaderAttributes().forEach(((n,r)=&gt;{e.getProgram().isAttributeUsed(`${n}MC`)&amp;&amp;(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),`${n}MC`,e.getCABO().getCustomData()[r].offset,e.getCABO().getStride(),t.context.FLOAT,e.getCABO().getCustomData()[r].components,!1)||mp(`Error setting ${n}MC in shader VAO.`))})),e.getProgram().isAttributeUsed(&quot;tcoordMC&quot;)&amp;&amp;e.getCABO().getTCoordOffset()?e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),&quot;tcoordMC&quot;,e.getCABO().getTCoordOffset(),e.getCABO().getStride(),t.context.FLOAT,e.getCABO().getTCoordComponents(),!1)||mp(&quot;Error setting tcoordMC in shader VAO.&quot;):e.getVAO().removeAttributeArray(&quot;tcoordMC&quot;),e.getProgram().isAttributeUsed(&quot;scalarColor&quot;)&amp;&amp;e.getCABO().getColorComponents()?e.getVAO().addAttributeArray(e.getProgram(),e.getCABO().getColorBO(),&quot;scalarColor&quot;,e.getCABO().getColorOffset(),e.getCABO().getColorBOStride(),t.context.UNSIGNED_BYTE,4,!0)||mp(&quot;Error setting scalarColor in shader VAO.&quot;):e.getVAO().removeAttributeArray(&quot;scalarColor&quot;),t.internalColorTexture&amp;&amp;e.getProgram().isUniformUsed(&quot;texture1&quot;)&amp;&amp;t.internalColorTexture.getTextureUnit()&gt;-1&amp;&amp;e.getProgram().setUniformi(&quot;texture1&quot;,t.internalColorTexture.getTextureUnit());const o=t.openGLActor2D.getActiveTextures();if(o)for(let t=0;t&lt;o.length;++t){const n=o[t].getTextureUnit(),r=`texture${n+1}`;e.getProgram().isUniformUsed(r)&amp;&amp;e.getProgram().setUniformi(r,n)}e.setMapperShaderParameters(n,r,t._openGLRenderer.getTiledSizeAndOrigin());const a=t._openGLRenderer.getSelector();e.getProgram().setUniform3fArray(&quot;mapperIndex&quot;,a?a.getPropColorValue():[0,0,0]),e.getProgram().setUniformi(&quot;picking&quot;,a?a.getCurrentPass()+1:0)}},e.setPropertyShaderParameters=(e,n,r)=&gt;{const o=t.renderable.getColorMapColors();if(!o||0===o.getNumberOfComponents()){const t=e.getProgram(),n=r.getProperty(),o=n.getOpacity();t.setUniformf(&quot;opacityUniform&quot;,o);const a=n.getColor();t.setUniform3fArray(&quot;diffuseColorUniform&quot;,a)}},e.setLightingShaderParameters=(e,t,n)=&gt;{},e.setCameraShaderParameters=(e,n,r)=&gt;{const o=e.getProgram(),a=e.getCABO().getCoordShiftAndScaleEnabled()?e.getCABO().getInverseShiftAndScaleMatrix():null,i=n.getRenderWindow().getViews()[0].getViewportSize(n),s=n.getViewport(),l=r.getActualPositionCoordinate().getComputedDoubleViewportValue(n),c=[0,0,1,1],u=[0,0,1,1];if(u[0]=s[0]&gt;=c[0]?s[0]:c[0],u[1]=s[1]&gt;=c[1]?s[1]:c[1],u[2]=s[2]&lt;=c[2]?s[2]:c[2],u[3]=s[3]&lt;=c[3]?s[3]:c[3],u[0]&gt;=u[2])return;if(u[1]&gt;=u[3])return;i[0]=Oo(i[0]*(u[2]-u[0])/(s[2]-s[0])),i[1]=Oo(i[1]*(u[3]-u[1])/(s[3]-s[1]));const d=t._openGLRenderer.getParent().getSize(),p=Oo(l[0]-(u[0]-s[0])*d[0]),f=Oo(l[1]-(u[1]-s[1])*d[1]),g=-p;let m=-p+i[0];const h=-f;let v=-f+i[1];g===m&amp;&amp;(m=g+1),h===v&amp;&amp;(v=h+1);const T=x(new Float64Array(16));var b,A,C;T[0]=2/(m-g),T[5]=2/(v-h),T[3]=-1*(m+g)/(m-g),T[7]=-1*(v+h)/(v-h),T[10]=0,T[11]=r.getProperty().getDisplayLocation()===dp?-1:1,T[15]=1,y(T,T),o.setUniformMatrix(&quot;WCVCMatrix&quot;,(b=[T,a],A=H,C=t.tmpMat4,A.identity(C),b.reduce(((e,t,n)=&gt;0===n?t?A.copy(e,t):A.identity(e):t?A.multiply(e,e,t):e),C)))},e.getAllocatedGPUMemoryInBytes=()=&gt;{let e=0;return t.primitives.forEach((t=&gt;{e+=t.getAllocatedGPUMemoryInBytes()})),e}}(e,t)}),&quot;vtkOpenGLPolyDataMapper2D&quot;);vn(&quot;vtkMapper2D&quot;,xp);var yp={Orientation:{HORIZONTAL:&quot;horizontal&quot;,VERTICAL:&quot;vertical&quot;,AUTO:&quot;auto&quot;}};const{VectorMode:bp}=yl,{Orientation:Ap}=yp;function Cp(e,t,n){e.strokeStyle=t.strokeColor,e.lineWidth=t.strokeSize,e.fillStyle=t.fontColor;const r=t.fontSize??n;e.font=`${t.fontStyle} ${r}px ${t.fontFamily}`}function Sp(e,t){return e=&gt;{const n=e.getLastSize(),r=(n[0]/700)**.8,o=(n[1]/700)**.8,a=Math.min(r,o),i=e.getAxisTextStyle(),s=e.getTickTextStyle();Object.assign(i,t.axisTextStyle),Object.assign(s,t.tickTextStyle),void 0===i.fontSize&amp;&amp;(i.fontSize=Math.max(24*a,12)),void 0===s.fontSize&amp;&amp;(e.getLastAspectRatio()&gt;1?s.fontSize=Math.max(20*a,10):s.fontSize=Math.max(16*a,10));const l=e.updateTextureAtlas();e.setTopTitle(!1);const c=e.getBoxSizeByReference();let u=!1;if(u=t.orientation===Ap.VERTICAL||t.orientation!==Ap.HORIZONTAL&amp;&amp;e.getLastAspectRatio()&gt;1,u)e.setTickLabelPixelOffset(.3*s.fontSize),l.titleWidth&lt;=l.tickWidth+e.getTickLabelPixelOffset()+.8*s.fontSize?(e.setTopTitle(!0),e.setAxisTitlePixelOffset(.2*s.fontSize),c[0]=2*(l.tickWidth+e.getTickLabelPixelOffset()+.8*s.fontSize)/n[0],e.setBoxPosition([.98-c[0],-.92])):(e.setAxisTitlePixelOffset(.2*s.fontSize),c[0]=2*(l.titleHeight+e.getAxisTitlePixelOffset()+l.tickWidth+e.getTickLabelPixelOffset()+.8*s.fontSize)/n[0],e.setBoxPosition([.99-c[0],-.92])),c[1]=Math.max(1.2,Math.min(1.84/o,1.84));else{e.setAxisTitlePixelOffset(1.2*s.fontSize),e.setTickLabelPixelOffset(.1*s.fontSize);const t=2*(.8*s.fontSize+l.titleHeight+e.getAxisTitlePixelOffset())/n[1],r=2*l.tickWidth/n[0];c[0]=Math.min(1.9,Math.max(1.4,1.4*r*(e.getTicks().length+3))),c[1]=t,e.setBoxPosition([-.5*c[0],-.97])}e.recomputeBarSegments(l)}}function Pp(e,t){return e=&gt;{const t=e.getLastTickBounds(),n=$r().domain([t[0],t[1]]),r=n.ticks(5),o=n.tickFormat(5);e.setTicks(r),e.setTickStrings(r.map(o))}}const wp=sn.newInstance(((e,t,n={renderable:null})=&gt;{Object.assign(t,{},n),sn.obj(e,t),sn.setGet(e,t,[&quot;axisTitlePixelOffset&quot;,&quot;tickLabelPixelOffset&quot;,&quot;renderable&quot;,&quot;topTitle&quot;,&quot;ticks&quot;,&quot;tickStrings&quot;,&quot;tickPositions&quot;]),sn.get(e,t,[&quot;lastSize&quot;,&quot;lastAspectRatio&quot;,&quot;lastTickBounds&quot;,&quot;axisTextStyle&quot;,&quot;tickTextStyle&quot;,&quot;barActor&quot;,&quot;tmActor&quot;]),sn.getArray(e,t,[&quot;boxPosition&quot;,&quot;boxSize&quot;]),sn.setArray(e,t,[&quot;boxPosition&quot;,&quot;boxSize&quot;],2),t.forceUpdate=!1,t.lastRebuildTime={},sn.obj(t.lastRebuildTime,{mtime:0}),t.lastSize=[-1,-1],t.tmCanvas=document.createElement(&quot;canvas&quot;),t.tmContext=t.tmCanvas.getContext(&quot;2d&quot;),t._tmAtlas=new Map,t.barMapper=Ql.newInstance(),t.barMapper.setInterpolateScalarsBeforeMapping(!0),t.barMapper.setUseLookupTableScalarRange(!0),t.polyData=Ru.newInstance(),t.barMapper.setInputData(t.polyData),t.barActor=fs.newInstance(),t.barActor.setMapper(t.barMapper),t.tmPolyData=Ru.newInstance(),t.tmMapper=Ql.newInstance(),t.tmMapper.setInputData(t.tmPolyData),t.tmTexture=Eu.newInstance({resizable:!0}),t.tmTexture.setInterpolate(!1),t.tmActor=fs.newInstance({parentProp:e}),t.tmActor.setMapper(t.tmMapper),t.tmActor.addTexture(t.tmTexture),t.barPosition=[0,0],t.barSize=[0,0],t.boxPosition=[.88,-.92],t.boxSize=[.1,1.1],t.lastTickBounds=[],function(e,t){t.classHierarchy.push(&quot;vtkScalarBarActorHelper&quot;),e.setRenderable=n=&gt;{t.renderable!==n&amp;&amp;(t.renderable=n,t.barActor.setProperty(n.getProperty()),t.barActor.setParentProp(n),t.barActor.setCoordinateSystemToDisplay(),t.tmActor.setProperty(n.getProperty()),t.tmActor.setParentProp(n),t.tmActor.setCoordinateSystemToDisplay(),t.generateTicks=n.generateTicks,t.axisTextStyle={...n.getAxisTextStyle()},t.tickTextStyle={...n.getTickTextStyle()},e.modified())},e.updateAPISpecificData=(n,r,o)=&gt;{t.lastSize[0]===n[0]&amp;&amp;t.lastSize[1]===n[1]||(t.lastSize[0]=n[0],t.lastSize[1]=n[1],t.lastAspectRatio=n[0]/n[1],t.forceUpdate=!0);const a=t.renderable.getScalarsToColors();if(a&amp;&amp;t.renderable.getVisibility()&amp;&amp;(t.barMapper.setLookupTable(a),t.camera=r,t.renderWindow=o,t.forceUpdate||Math.max(a.getMTime(),e.getMTime(),t.renderable.getMTime())&gt;t.lastRebuildTime.getMTime())){const n=a.getMappingRange();if(t.lastTickBounds=[...n],t.renderable.getGenerateTicks()(e),t.renderable.getAutomated())t.renderable.getAutoLayout()(e);else{t.axisTextStyle={...t.renderable.getAxisTextStyle()},t.tickTextStyle={...t.renderable.getTickTextStyle()},t.barPosition=[...t.renderable.getBarPosition()],t.barSize=[...t.renderable.getBarSize()],t.boxPosition=[...t.renderable.getBoxPosition()],t.boxSize=[...t.renderable.getBoxSize()],t.axisTitlePixelOffset=t.renderable.getAxisTitlePixelOffset(),t.tickLabelPixelOffset=t.renderable.getTickLabelPixelOffset();const n=e.updateTextureAtlas();e.recomputeBarSegments(n)}e.updatePolyDataForLabels(),e.updatePolyDataForBarSegments(),t.lastRebuildTime.modified(),t.forceUpdate=!1}},e.updateTextureAtlas=()=&gt;{t.tmContext.textBaseline=&quot;bottom&quot;,t.tmContext.textAlign=&quot;left&quot;;const n={},r=new Map;let o=0,a=1;Cp(t.tmContext,t.axisTextStyle,18);let i=t.tmContext.measureText(t.renderable.getAxisLabel()),s={height:i.actualBoundingBoxAscent+2,startingHeight:a,width:i.width+2,textStyle:t.axisTextStyle};r.set(t.renderable.getAxisLabel(),s),a+=s.height,o=s.width,n.titleWidth=s.width,n.titleHeight=s.height,n.tickWidth=0,n.tickHeight=0,Cp(t.tmContext,t.tickTextStyle,14);const l=[...e.getTickStrings(),&quot;NaN&quot;,&quot;Below&quot;,&quot;Above&quot;];for(let e=0;e&lt;l.length;e++)r.has(l[e])||(i=t.tmContext.measureText(l[e]),s={height:i.actualBoundingBoxAscent+2,startingHeight:a,width:i.width+2,textStyle:t.tickTextStyle},r.set(l[e],s),a+=s.height,o&lt;s.width&amp;&amp;(o=s.width),n.tickWidth&lt;s.width&amp;&amp;(n.tickWidth=s.width),n.tickHeight&lt;s.height&amp;&amp;(n.tickHeight=s.height));return o=Bo(o),a=Bo(a),r.forEach((e=&gt;{e.tcoords=[0,(a-e.startingHeight-e.height)/a,e.width/o,(a-e.startingHeight-e.height)/a,e.width/o,(a-e.startingHeight)/a,0,(a-e.startingHeight)/a]})),t.tmCanvas.width=o,t.tmCanvas.height=a,t.tmContext.textBaseline=&quot;bottom&quot;,t.tmContext.textAlign=&quot;left&quot;,t.tmContext.clearRect(0,0,o,a),r.forEach(((e,n)=&gt;{const r=e.textStyle===t.axisTextStyle?18:14;Cp(t.tmContext,e.textStyle,r),t.tmContext.fillText(n,1,e.startingHeight+e.height-1)})),t.tmTexture.setCanvas(t.tmCanvas),t.tmTexture.modified(),t._tmAtlas=r,n},e.computeBarSize=e=&gt;{t.vertical=t.boxSize[1]&gt;t.boxSize[0];const n=2*e.tickHeight/t.lastSize[1],r=[1,1];if(t.vertical){const o=2*(e.tickWidth+t.tickLabelPixelOffset)/t.lastSize[0];if(t.topTitle){const n=2*(e.titleHeight+t.axisTitlePixelOffset)/t.lastSize[1];t.barSize[0]=t.boxSize[0]-o,t.barSize[1]=t.boxSize[1]-n}else{const n=2*(e.titleHeight+t.axisTitlePixelOffset)/t.lastSize[0];t.barSize[0]=t.boxSize[0]-n-o,t.barSize[1]=t.boxSize[1]}t.barPosition[0]=t.boxPosition[0]+o,t.barPosition[1]=t.boxPosition[1],r[1]=n}else{const n=(2*e.tickWidth-8)/t.lastSize[0],o=2*(e.titleHeight+t.axisTitlePixelOffset)/t.lastSize[1];t.barSize[0]=t.boxSize[0],t.barPosition[0]=t.boxPosition[0],t.barSize[1]=t.boxSize[1]-o,t.barPosition[1]=t.boxPosition[1],r[0]=n}return r},e.recomputeBarSegments=n=&gt;{const r=e.computeBarSize(n);t.barSegments=[];const o=[0,0],a=t.vertical?1:0,i=t.vertical?.01:.02;function s(e,n){t.barSegments.push({corners:[[...o],[o[0]+r[0],o[1]],[o[0]+r[0],o[1]+r[1]],[o[0],o[1]+r[1]]],scalars:n,title:e}),o[a]+=r[a]+i}t.renderable.getDrawNanAnnotation()&amp;&amp;t.renderable.getScalarsToColors().getNanColor()&amp;&amp;s(&quot;NaN&quot;,[NaN,NaN,NaN,NaN]),t.renderable.getDrawBelowRangeSwatch()&amp;&amp;t.renderable.getScalarsToColors().getUseBelowRangeColor?.()&amp;&amp;s(&quot;Below&quot;,[-.1,-.1,-.1,-.1]);const l=t.renderable.getScalarsToColors().getUseAboveRangeColor?.();o[a]+=i;const c=r[a];r[a]=l?1-2*i-r[a]-o[a]:1-i-o[a],s(&quot;ticks&quot;,t.vertical?[0,0,.995,.995]:[0,.995,.995,0]),t.renderable.getDrawAboveRangeSwatch()&amp;&amp;l&amp;&amp;(r[a]=c,o[a]+=i,s(&quot;Above&quot;,[1.1,1.1,1.1,1.1]))};const n=new Float64Array(3);e.createPolyDataForOneLabel=(e,r,o,a,i,s)=&gt;{const l=t._tmAtlas.get(e);if(!l)return;let c=s.ptIdx,u=s.cellIdx;n[0]=(.5*r[0]+.5)*t.lastSize[0],n[1]=(.5*r[1]+.5)*t.lastSize[1],n[2]=r[2],n[0]+=i[0],n[1]+=i[1];const d=[],p=&quot;vertical&quot;===a?[1,0]:[0,1];&quot;vertical&quot;===a?(d[0]=l.width,d[1]=-l.height,&quot;middle&quot;===o[0]?n[1]-=l.width/2:&quot;right&quot;===o[0]&amp;&amp;(n[1]-=l.width),&quot;middle&quot;===o[1]?n[0]+=l.height/2:&quot;top&quot;===o[1]&amp;&amp;(n[0]+=l.height)):(d[0]=l.width,d[1]=l.height,&quot;middle&quot;===o[0]?n[0]-=l.width/2:&quot;right&quot;===o[0]&amp;&amp;(n[0]-=l.width),&quot;middle&quot;===o[1]?n[1]-=l.height/2:&quot;top&quot;===o[1]&amp;&amp;(n[1]-=l.height)),s.points[3*c]=n[0],s.points[3*c+1]=n[1],s.points[3*c+2]=n[2],s.tcoords[2*c]=l.tcoords[0],s.tcoords[2*c+1]=l.tcoords[1],c++,n[p[0]]+=d[0],s.points[3*c]=n[0],s.points[3*c+1]=n[1],s.points[3*c+2]=n[2],s.tcoords[2*c]=l.tcoords[2],s.tcoords[2*c+1]=l.tcoords[3],c++,n[p[1]]+=d[1],s.points[3*c]=n[0],s.points[3*c+1]=n[1],s.points[3*c+2]=n[2],s.tcoords[2*c]=l.tcoords[4],s.tcoords[2*c+1]=l.tcoords[5],c++,n[p[0]]-=d[0],s.points[3*c]=n[0],s.points[3*c+1]=n[1],s.points[3*c+2]=n[2],s.tcoords[2*c]=l.tcoords[6],s.tcoords[2*c+1]=l.tcoords[7],c++,s.polys[4*u]=3,s.polys[4*u+1]=c-4,s.polys[4*u+2]=c-3,s.polys[4*u+3]=c-2,u++,s.polys[4*u]=3,s.polys[4*u+1]=c-4,s.polys[4*u+2]=c-2,s.polys[4*u+3]=c-1,s.ptIdx+=4,s.cellIdx+=2};const r=new Float64Array(3);e.updatePolyDataForLabels=()=&gt;{const n=e.getTickStrings().length+t.barSegments.length,o=4*n,a=2*n,i=new Float64Array(3*o),s=new Uint16Array(4*a),l=new Float32Array(2*o),c={ptIdx:0,cellIdx:0,polys:s,points:i,tcoords:l},u=t.vertical?0:1,d=t.vertical?1:0;r[2]=-.99;const p=t.vertical?[&quot;right&quot;,&quot;middle&quot;]:[&quot;middle&quot;,&quot;bottom&quot;];let f=[0,1];const g=[0,0];t.vertical?(g[0]=-t.tickLabelPixelOffset,t.topTitle?(r[0]=t.boxPosition[0]+.5*t.boxSize[0],r[1]=t.barPosition[1]+t.barSize[1],e.createPolyDataForOneLabel(t.renderable.getAxisLabel(),r,[&quot;middle&quot;,&quot;bottom&quot;],&quot;horizontal&quot;,[0,t.axisTitlePixelOffset],c)):(r[0]=t.barPosition[0]+t.barSize[0],r[1]=t.barPosition[1]+.5*t.barSize[1],e.createPolyDataForOneLabel(t.renderable.getAxisLabel(),r,[&quot;middle&quot;,&quot;top&quot;],&quot;vertical&quot;,[t.axisTitlePixelOffset,0],c)),f=[-1,0]):(g[1]=t.tickLabelPixelOffset,r[0]=t.barPosition[0]+.5*t.barSize[0],r[1]=t.barPosition[1]+t.barSize[1],e.createPolyDataForOneLabel(t.renderable.getAxisLabel(),r,[&quot;middle&quot;,&quot;bottom&quot;],&quot;horizontal&quot;,[0,t.axisTitlePixelOffset],c)),r[u]=t.barPosition[u]+(.5*f[u]+.5)*t.barSize[u],r[d]=t.barPosition[d]+.5*t.barSize[d];let m=null;for(let n=0;n&lt;t.barSegments.length;n++){const o=t.barSegments[n];&quot;ticks&quot;===o.title?m=o:(r[d]=t.barPosition[d]+.5*t.barSize[d]*(o.corners[2][d]+o.corners[0][d]),e.createPolyDataForOneLabel(o.title,r,p,&quot;horizontal&quot;,g,c))}const h=t.barPosition[d]+t.barSize[d]*m.corners[0][d],v=t.barSize[d]*(m.corners[2][d]-m.corners[0][d]),T=e.getTicks(),x=e.getTickStrings(),y=e.getTickPositions();for(let n=0;n&lt;T.length;n++){const o=y?y[n]:(T[n]-t.lastTickBounds[0])/(t.lastTickBounds[1]-t.lastTickBounds[0]);r[d]=h+v*o,e.createPolyDataForOneLabel(x[n],r,p,&quot;horizontal&quot;,g,c)}const b=Is.newInstance({numberOfComponents:2,values:l,name:&quot;TextureCoordinates&quot;});t.tmPolyData.getPointData().setTCoords(b),t.tmPolyData.getPoints().setData(i,3),t.tmPolyData.getPoints().modified(),t.tmPolyData.getPolys().setData(s,1),t.tmPolyData.getPolys().modified(),t.tmPolyData.modified()},e.updatePolyDataForBarSegments=()=&gt;{const e=t.renderable.getScalarsToColors();let n=0;t.renderable.getDrawNanAnnotation()&amp;&amp;e.getNanColor()&amp;&amp;(n+=1),t.renderable.getDrawBelowRangeSwatch()&amp;&amp;e.getUseBelowRangeColor?.()&amp;&amp;(n+=1),t.renderable.getDrawAboveRangeSwatch()&amp;&amp;e.getUseAboveRangeColor?.()&amp;&amp;(n+=1);const o=4*(1+n),a=o;let i=1;e.getVectorMode()===bp.COMPONENT&amp;&amp;(i=e.getVectorComponent()+1);const s=new Float64Array(3*o),l=new Uint16Array(5*a),c=new Float32Array(o*i);let u=0,d=0;for(let e=0;e&lt;t.barSegments.length;e++){const n=t.barSegments[e];for(let e=0;e&lt;4;e++){r[0]=t.barPosition[0]+n.corners[e][0]*t.barSize[0],r[1]=t.barPosition[1]+n.corners[e][1]*t.barSize[1],s[3*u]=(.5*r[0]+.5)*t.lastSize[0],s[3*u+1]=(.5*r[1]+.5)*t.lastSize[1],s[3*u+2]=r[2];for(let r=0;r&lt;i;r++)c[u*i+r]=t.lastTickBounds[0]+n.scalars[e]*(t.lastTickBounds[1]-t.lastTickBounds[0]);u++}l[5*d]=4,l[5*d+1]=u-4,l[5*d+2]=u-3,l[5*d+3]=u-2,l[5*d+4]=u-1,d++}const p=Is.newInstance({numberOfComponents:i,values:c,name:&quot;Scalars&quot;});t.polyData.getPointData().setScalars(p),t.polyData.getPoints().setData(s,3),t.polyData.getPoints().modified(),t.polyData.getPolys().setData(l,1),t.polyData.getPolys().modified(),t.polyData.modified()}}(e,t)}),&quot;vtkScalarBarActorHelper&quot;);function Ip(e,t,n={}){Object.assign(t,function(e){return{automated:!0,autoLayout:null,axisLabel:&quot;Scalar Value&quot;,barPosition:[0,0],barSize:[0,0],boxPosition:[.88,-.92],boxSize:[.1,1.1],scalarToColors:null,axisTitlePixelOffset:36,axisTextStyle:{fontColor:&quot;white&quot;,fontStyle:&quot;normal&quot;,fontSize:void 0,fontFamily:&quot;serif&quot;},tickLabelPixelOffset:14,tickTextStyle:{fontColor:&quot;white&quot;,fontStyle:&quot;normal&quot;,fontSize:void 0,fontFamily:&quot;serif&quot;},generateTicks:null,drawNanAnnotation:!0,drawBelowRangeSwatch:!0,drawAboveRangeSwatch:!0,orientation:null,...e}}(n)),t.autoLayout||(t.autoLayout=Sp(0,t)),t.generateTicks||(t.generateTicks=Pp()),fs.extend(e,t,n),e.getProperty().setDiffuse(0),e.getProperty().setAmbient(1),sn.setGet(e,t,[&quot;automated&quot;,&quot;autoLayout&quot;,&quot;axisTitlePixelOffset&quot;,&quot;axisLabel&quot;,&quot;scalarsToColors&quot;,&quot;tickLabelPixelOffset&quot;,&quot;generateTicks&quot;,&quot;drawNanAnnotation&quot;,&quot;drawBelowRangeSwatch&quot;,&quot;drawAboveRangeSwatch&quot;,&quot;orientation&quot;]),sn.get(e,t,[&quot;axisTextStyle&quot;,&quot;tickTextStyle&quot;]),sn.getArray(e,t,[&quot;barPosition&quot;,&quot;barSize&quot;,&quot;boxPosition&quot;,&quot;boxSize&quot;]),sn.setArray(e,t,[&quot;barPosition&quot;,&quot;barSize&quot;,&quot;boxPosition&quot;,&quot;boxSize&quot;],2),function(e,t){t.classHierarchy.push(&quot;vtkScalarBarActor&quot;),e.setTickTextStyle=n=&gt;{t.tickTextStyle={...t.tickTextStyle,...n},e.modified()},e.setAxisTextStyle=n=&gt;{t.axisTextStyle={...t.axisTextStyle,...n},e.modified()},e.setOrientationToHorizontal=()=&gt;e.setOrientation(Ap.HORIZONTAL),e.setOrientationToVertical=()=&gt;e.setOrientation(Ap.VERTICAL),e.resetAutoLayoutToDefault=()=&gt;{e.setAutoLayout(Sp(0,t))},e.resetGenerateTicksToDefault=()=&gt;{e.setGenerateTicks(Pp())}}(e,t)}var Op={newInstance:sn.newInstance(Ip,&quot;vtkScalarBarActor&quot;),extend:Ip,newScalarBarActorHelper:wp,...yp};const Rp={};vn(&quot;vtkScalarBarActor&quot;,Xt((function(e,t,n={}){Object.assign(t,Rp,n),pn.extend(e,t,n),t.scalarBarActorHelper=Op.newScalarBarActorHelper(),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLScalarBarActor&quot;),e.buildPass=n=&gt;{n&amp;&amp;(t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.scalarBarActorHelper.getRenderable()||t.scalarBarActorHelper.setRenderable(t.renderable),e.prepareNodes(),e.addMissingNode(t.scalarBarActorHelper.getBarActor()),e.addMissingNode(t.scalarBarActorHelper.getTmActor()),e.removeUnusedNodes())},e.opaquePass=(e,n)=&gt;{if(e){const e=t._openGLRenderer?t._openGLRenderer.getRenderable().getActiveCamera():null,n=t._openGLRenderer.getTiledSizeAndOrigin();t.scalarBarActorHelper.updateAPISpecificData([n.usize,n.vsize],e,t._openGLRenderWindow.getRenderable())}}}(e,t)}),&quot;vtkOpenGLScalarBarActor&quot;));const{vtkErrorMacro:Mp}=ln;const Dp={context:null};const Ep=Xt((function(e,t,n={}){Object.assign(t,Dp,n),pn.extend(e,t,n),t.openGLTexture=Hd.newInstance(),t.tris=Sd.newInstance(),t.keyMatrixTime={},Vt(t.keyMatrixTime,{mtime:0}),t.keyMatrices={normalMatrix:c(new Float64Array(9)),mcwc:x(new Float64Array(16))},Gt(e,t,[&quot;context&quot;]),Bt(e,t,[&quot;activeTextures&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLSkybox&quot;),e.buildPass=n=&gt;{if(n){t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow);const n=t._openGLRenderer.getRenderable();t.openGLCamera=t._openGLRenderer.getViewNodeFor(n.getActiveCamera(),t.openGLCamera)}},e.queryPass=(e,n)=&gt;{if(e){if(!t.renderable||!t.renderable.getVisibility())return;n.incrementOpaqueActorCount()}},e.opaquePass=(n,r)=&gt;{if(n&amp;&amp;!t._openGLRenderer.getSelector()){e.updateBufferObjects(),t.context.depthMask(!0),t._openGLRenderWindow.getShaderCache().readyShaderProgram(t.tris.getProgram()),t.openGLTexture.render(t._openGLRenderWindow);const n=t.openGLTexture.getTextureUnit();t.tris.getProgram().setUniformi(&quot;sbtexture&quot;,n);const r=t._openGLRenderer.getRenderable(),o=t.openGLCamera.getKeyMatrices(r),a=new Float64Array(16);if(b(a,o.wcpc),t.tris.getProgram().setUniformMatrix(&quot;IMCPCMatrix&quot;,a),&quot;box&quot;===t.lastFormat){const e=r.getActiveCamera().getPosition();t.tris.getProgram().setUniform3f(&quot;camPos&quot;,e[0],e[1],e[2])}t.tris.getVAO().bind(),t.context.drawArrays(t.context.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release(),t.openGLTexture.deactivate()}},e.updateBufferObjects=()=&gt;{if(!t.tris.getCABO().getElementCount()){const e=new Float32Array(12);for(let t=0;t&lt;4;t++)e[3*t]=t%2*2-1,e[3*t+1]=t&gt;1?1:-1,e[3*t+2]=1;const n=Is.newInstance({numberOfComponents:3,values:e});n.setName(&quot;points&quot;);const r=new Uint16Array(8);r[0]=3,r[1]=0,r[2]=1,r[3]=3,r[4]=3,r[5]=0,r[6]=3,r[7]=2;const o=Is.newInstance({numberOfComponents:1,values:r});t.tris.getCABO().createVBO(o,&quot;polys&quot;,rs.SURFACE,{points:n,cellOffset:0})}t.renderable.getFormat()!==t.lastFormat&amp;&amp;(t.lastFormat=t.renderable.getFormat(),&quot;box&quot;===t.lastFormat&amp;&amp;t.tris.setProgram(t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(&quot;//VTK::System::Dec\\n             attribute vec3 vertexMC;\\n             uniform mat4 IMCPCMatrix;\\n             varying vec3 TexCoords;\\n             void main () {\\n              gl_Position = vec4(vertexMC.xyz, 1.0);\\n              vec4 wpos = IMCPCMatrix * gl_Position;\\n              TexCoords = wpos.xyz/wpos.w;\\n             }&quot;,&quot;//VTK::System::Dec\\n             //VTK::Output::Dec\\n             varying vec3 TexCoords;\\n             uniform samplerCube sbtexture;\\n             uniform vec3 camPos;\\n             void main () {\\n               // skybox looks from inside out\\n               // which means we have to adjust\\n               // our tcoords. Otherwise text would\\n               // be flipped\\n               vec3 tc = normalize(TexCoords - camPos);\\n               if (abs(tc.z) &lt; max(abs(tc.x),abs(tc.y)))\\n               {\\n                 tc = vec3(1.0, 1.0, -1.0) * tc;\\n               }\\n               else\\n               {\\n                 tc = vec3(-1.0, 1.0, 1.0) * tc;\\n               }\\n               gl_FragData[0] = textureCube(sbtexture, tc);\\n             }&quot;,&quot;&quot;)),&quot;background&quot;===t.lastFormat&amp;&amp;t.tris.setProgram(t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(&quot;//VTK::System::Dec\\n             attribute vec3 vertexMC;\\n             uniform mat4 IMCPCMatrix;\\n             varying vec2 TexCoords;\\n             void main () {\\n              gl_Position = vec4(vertexMC.xyz, 1.0);\\n              vec4 wpos = IMCPCMatrix * gl_Position;\\n              TexCoords = vec2(vertexMC.x, vertexMC.y)*0.5 + 0.5;\\n             }&quot;,&quot;//VTK::System::Dec\\n             //VTK::Output::Dec\\n             varying vec2 TexCoords;\\n             uniform sampler2D sbtexture;\\n             void main () {\\n               gl_FragData[0] = texture2D(sbtexture, TexCoords);\\n             }&quot;,&quot;&quot;)),t.tris.getShaderSourceTime().modified(),t.tris.getVAO().bind(),t.tris.getVAO().addAttributeArray(t.tris.getProgram(),t.tris.getCABO(),&quot;vertexMC&quot;,t.tris.getCABO().getVertexOffset(),t.tris.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||Mp(&quot;Error setting vertexMC in shader VAO.&quot;));const e=t.renderable.getTextures();e.length||Mp(&quot;vtkSkybox requires a texture map&quot;),t.openGLTexture.getRenderable()!==e[0]&amp;&amp;(t.openGLTexture.releaseGraphicsResources(t._openGLRenderWindow),t.openGLTexture.setRenderable(e[0]))}}(e,t)}));vn(&quot;vtkSkybox&quot;,Ep);const{FieldAssociations:Vp}=Qs;const Lp={fieldAssociation:Vp.FIELD_ASSOCIATION_CELLS,captureZValues:!1};function Bp(e,t,n={}){Object.assign(t,Lp,n),sn.obj(e,t),sn.setGet(e,t,[&quot;fieldAssociation&quot;,&quot;captureZValues&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkHardwareSelector&quot;),e.getSourceDataAsync=async(e,t,n,r,o)=&gt;{},e.selectAsync=async(t,n,r,o,a)=&gt;{const i=await e.getSourceDataAsync(t,n,r,o,a);return i?i.generateSelection(n,r,o,a):[]}}(e,t)}var Fp={newInstance:sn.newInstance(Bp,&quot;vtkHardwareSelector&quot;),extend:Bp};const Np={glFramebuffer:null,colorBuffers:null,depthTexture:null,previousDrawBinding:0,previousReadBinding:0,previousDrawBuffer:0,previousReadBuffer:0,previousActiveFramebuffer:null};function kp(e,t,n={}){Object.assign(t,Np,n),Vt(e,t),t.colorBuffers&amp;&amp;Tt(&quot;you cannot initialize colorBuffers through the constructor. You should call setColorBuffer() instead.&quot;),t.colorBuffers=[],Ut(e,t,[&quot;colorBuffers&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkFramebuffer&quot;),e.getBothMode=()=&gt;t.context.FRAMEBUFFER,e.saveCurrentBindingsAndBuffers=t=&gt;{const n=void 0!==t?t:e.getBothMode();e.saveCurrentBindings(n),e.saveCurrentBuffers(n)},e.saveCurrentBindings=e=&gt;{if(!t.context)return void Tt(&quot;you must set the OpenGLRenderWindow before calling saveCurrentBindings&quot;);const n=t.context;t.previousDrawBinding=n.getParameter(t.context.FRAMEBUFFER_BINDING),t.previousActiveFramebuffer=t._openGLRenderWindow.getActiveFramebuffer()},e.saveCurrentBuffers=e=&gt;{},e.restorePreviousBindingsAndBuffers=t=&gt;{const n=void 0!==t?t:e.getBothMode();e.restorePreviousBindings(n),e.restorePreviousBuffers(n)},e.restorePreviousBindings=e=&gt;{if(!t.context)return void Tt(&quot;you must set the OpenGLRenderWindow before calling restorePreviousBindings&quot;);const n=t.context;n.bindFramebuffer(n.FRAMEBUFFER,t.previousDrawBinding),t._openGLRenderWindow.setActiveFramebuffer(t.previousActiveFramebuffer)},e.restorePreviousBuffers=e=&gt;{},e.bind=(n=null)=&gt;{let r=n;null===r&amp;&amp;(r=t.context.FRAMEBUFFER),t.context.bindFramebuffer(r,t.glFramebuffer);for(let e=0;e&lt;t.colorBuffers.length;e++)t.colorBuffers[e].bind();t._openGLRenderWindow.setActiveFramebuffer(e)},e.create=(e,n)=&gt;{t.context?(t.glFramebuffer=t.context.createFramebuffer(),t.glFramebuffer.width=e,t.glFramebuffer.height=n):Tt(&quot;you must set the OpenGLRenderWindow before calling create&quot;)},e.setColorBuffer=(e,n=0)=&gt;{const r=t.context;if(!r)return void Tt(&quot;you must set the OpenGLRenderWindow before calling setColorBuffer&quot;);let o=r.COLOR_ATTACHMENT0;if(n&gt;0){if(!t._openGLRenderWindow.getWebgl2())return void Tt(&quot;Using multiple framebuffer attachments requires WebGL 2&quot;);o+=n}t.colorBuffers[n]=e,r.framebufferTexture2D(r.FRAMEBUFFER,o,r.TEXTURE_2D,e.getHandle(),0)},e.removeColorBuffer=(e=0)=&gt;{const n=t.context;if(!n)return void Tt(&quot;you must set the OpenGLRenderWindow before calling removeColorBuffer&quot;);let r=n.COLOR_ATTACHMENT0;if(e&gt;0){if(!t._openGLRenderWindow.getWebgl2())return void Tt(&quot;Using multiple framebuffer attachments requires WebGL 2&quot;);r+=e}n.framebufferTexture2D(n.FRAMEBUFFER,r,n.TEXTURE_2D,null,0),t.colorBuffers=t.colorBuffers.splice(e,1)},e.setDepthBuffer=e=&gt;{if(t.context)if(t._openGLRenderWindow.getWebgl2()){const n=t.context;n.framebufferTexture2D(n.FRAMEBUFFER,n.DEPTH_ATTACHMENT,n.TEXTURE_2D,e.getHandle(),0)}else Tt(&quot;Attaching depth buffer textures to fbo requires WebGL 2&quot;);else Tt(&quot;you must set the OpenGLRenderWindow before calling setDepthBuffer&quot;)},e.removeDepthBuffer=()=&gt;{if(t.context)if(t._openGLRenderWindow.getWebgl2()){const e=t.context;e.framebufferTexture2D(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.TEXTURE_2D,null,0)}else Tt(&quot;Attaching depth buffer textures to framebuffers requires WebGL 2&quot;);else Tt(&quot;you must set the OpenGLRenderWindow before calling removeDepthBuffer&quot;)},e.getGLFramebuffer=()=&gt;t.glFramebuffer,e.setOpenGLRenderWindow=n=&gt;{t._openGLRenderWindow!==n&amp;&amp;(e.releaseGraphicsResources(),t._openGLRenderWindow=n,t.context=null,n&amp;&amp;(t.context=t._openGLRenderWindow.getContext()))},e.releaseGraphicsResources=()=&gt;{t.glFramebuffer&amp;&amp;t.context.deleteFramebuffer(t.glFramebuffer)},e.getSize=()=&gt;null==t.glFramebuffer?null:[t.glFramebuffer.width,t.glFramebuffer.height],e.populateFramebuffer=()=&gt;{if(!t.context)return void Tt(&quot;you must set the OpenGLRenderWindow before calling populateFrameBuffer&quot;);e.bind();const n=t.context,r=Hd.newInstance();r.setOpenGLRenderWindow(t._openGLRenderWindow),r.setMinificationFilter(wd.LINEAR),r.setMagnificationFilter(wd.LINEAR),r.create2DFromRaw({width:t.glFramebuffer.width,height:t.glFramebuffer.height,numComps:4,dataType:ms.UNSIGNED_CHAR,data:null}),e.setColorBuffer(r),t.depthTexture=n.createRenderbuffer(),n.bindRenderbuffer(n.RENDERBUFFER,t.depthTexture),n.renderbufferStorage(n.RENDERBUFFER,n.DEPTH_COMPONENT16,t.glFramebuffer.width,t.glFramebuffer.height),n.framebufferRenderbuffer(n.FRAMEBUFFER,n.DEPTH_ATTACHMENT,n.RENDERBUFFER,t.depthTexture)},e.getColorTexture=()=&gt;t.colorBuffers[0]}(e,t)}var Gp={newInstance:Xt(kp,&quot;vtkFramebuffer&quot;),extend:kp};var Up={SelectionContent:{GLOBALIDS:0,PEDIGREEIDS:1,VALUES:2,INDICES:3,FRUSTUM:4,LOCATIONS:5,THRESHOLDS:6,BLOCKS:7,QUERY:8},SelectionField:{CELL:0,POINT:1,FIELD:2,VERTEX:3,EDGE:4,ROW:5}};const _p={contentType:-1,fieldType:-1,properties:null,selectionList:[]};function Kp(e,t,n={}){Object.assign(t,_p,n),sn.obj(e,t),t.properties={},sn.setGet(e,t,[&quot;contentType&quot;,&quot;fieldType&quot;,&quot;properties&quot;,&quot;selectionList&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkSelectionNode&quot;),e.getBounds=()=&gt;t.points.getBounds()}(e,t)}var zp={newInstance:sn.newInstance(Kp,&quot;vtkSelectionNode&quot;),extend:Kp,...Up};const{PassTypes:Wp}=Fl,{SelectionContent:Hp,SelectionField:jp}=zp,{FieldAssociations:Xp}=Qs,{vtkErrorMacro:qp,vtkDebugMacro:Yp}=sn;function Jp(e){return`${e.propID} ${e.compositeID}`}function Zp(e,t,n,r){if(!n)return 0;return n[4*(t*(r[2]-r[0]+1)+e)+3]}function Qp(e,t,n,r,o=null){if(!n)return 0;const a=4*(t*(r[2]-r[0]+1)+e),i=n[a],s=n[a+1];return 256*(256*n[a+2]+s)+i}function $p(e,t){let n=t;return n&lt;&lt;=24,n|=e,n}function ef(e,t,n,r){const o=n&lt;0?0:n;if(0===o){if(r[0]=t[0],r[1]=t[1],t[0]&lt;e.area[0]||t[0]&gt;e.area[2]||t[1]&lt;e.area[1]||t[1]&gt;e.area[3])return null;const n=[t[0]-e.area[0],t[1]-e.area[1]],o=Qp(n[0],n[1],e.pixBuffer[Wp.ACTOR_PASS],e.area,&quot;getPixelInformationWithData1&quot;);if(o&lt;=0||o-1&gt;=e.props.length)return null;const a={valid:!0};a.propID=o-1,a.prop=e.props[a.propID];let i=Qp(n[0],n[1],e.pixBuffer[Wp.COMPOSITE_INDEX_PASS],e.area,&quot;getPixelInformationWithData2&quot;);if((i&lt;0||i&gt;16777215)&amp;&amp;(i=0),a.compositeID=i-1,e.captureZValues){const r=4*(n[1]*(e.area[2]-e.area[0]+1)+n[0]);a.zValue=(256*e.zBuffer[r]+e.zBuffer[r+1])/65535,a.displayPosition=t}if(e.pixBuffer[Wp.ID_LOW24]&amp;&amp;0===Zp(n[0],n[1],e.pixBuffer[Wp.ID_LOW24],e.area))return a;const s=Qp(n[0],n[1],e.pixBuffer[Wp.ID_LOW24],e.area,&quot;getPixelInformationWithData3&quot;),l=Qp(n[0],n[1],e.pixBuffer[Wp.ID_HIGH24],e.area,&quot;getPixelInformationWithData4&quot;);return a.attributeID=$p(s,l),a}const a=[t[0],t[1]],i=[0,0];let s=ef(e,t,0,r);if(s&amp;&amp;s.valid)return s;for(let t=1;t&lt;o;++t){for(let n=a[1]&gt;t?a[1]-t:0;n&lt;=a[1]+t;++n){if(i[1]=n,a[0]&gt;=t&amp;&amp;(i[0]=a[0]-t,s=ef(e,i,0,r),s&amp;&amp;s.valid))return s;if(i[0]=a[0]+t,s=ef(e,i,0,r),s&amp;&amp;s.valid)return s}for(let n=a[0]&gt;=t?a[0]-(t-1):0;n&lt;=a[0]+(t-1);++n){if(i[0]=n,a[1]&gt;=t&amp;&amp;(i[1]=a[1]-t,s=ef(e,i,0,r),s&amp;&amp;s.valid))return s;if(i[1]=a[1]+t,s=ef(e,i,0,r),s&amp;&amp;s.valid)return s}}return r[0]=t[0],r[1]=t[1],null}function tf(e,t,n,r,o){const a=[];let i=0;return t.forEach(((t,s)=&gt;{const l=zp.newInstance();switch(l.setContentType(Hp.INDICES),e){case Xp.FIELD_ASSOCIATION_CELLS:l.setFieldType(jp.CELL);break;case Xp.FIELD_ASSOCIATION_POINTS:l.setFieldType(jp.POINT);break;default:qp(&quot;Unknown field association&quot;)}l.getProperties().propID=t.info.propID,l.getProperties().prop=t.info.prop,l.getProperties().compositeID=t.info.compositeID,l.getProperties().attributeID=t.info.attributeID,l.getProperties().pixelCount=t.pixelCount,n&amp;&amp;(l.getProperties().displayPosition=[t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue],l.getProperties().worldPosition=o.displayToWorld(t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue,r)),l.setSelectionList(t.attributeIDs),a[i]=l,i++})),a}function nf(e,t){t.classHierarchy.push(&quot;vtkOpenGLHardwareSelector&quot;),e.releasePixBuffers=()=&gt;{t.rawPixBuffer=[],t.pixBuffer=[],t.zBuffer=null},e.beginSelection=()=&gt;{t._openGLRenderer=t._openGLRenderWindow.getViewNodeFor(t._renderer,t._openGLRenderer),t.maxAttributeId=0;const n=t._openGLRenderWindow.getSize();if(t.framebuffer){t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.framebuffer.saveCurrentBindingsAndBuffers();const e=t.framebuffer.getSize();e&amp;&amp;e[0]===n[0]&amp;&amp;e[1]===n[1]?t.framebuffer.bind():(t.framebuffer.create(n[0],n[1]),t.framebuffer.populateFramebuffer())}else t.framebuffer=Gp.newInstance(),t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.framebuffer.saveCurrentBindingsAndBuffers(),t.framebuffer.create(n[0],n[1]),t.framebuffer.populateFramebuffer();if(t._openGLRenderer.clear(),t._openGLRenderer.setSelector(e),t.hitProps={},t.propPixels={},t.props=[],e.releasePixBuffers(),t.fieldAssociation===Xp.FIELD_ASSOCIATION_POINTS){const e=t._openGLRenderWindow.getContext(),n=e.isEnabled(e.BLEND);e.disable(e.BLEND),t._openGLRenderWindow.traverseAllPasses(),n&amp;&amp;e.enable(e.BLEND)}},e.endSelection=()=&gt;{t.hitProps={},t._openGLRenderer.setSelector(null),t.framebuffer.restorePreviousBindingsAndBuffers()},e.preCapturePass=()=&gt;{const e=t._openGLRenderWindow.getContext();t.originalBlending=e.isEnabled(e.BLEND),e.disable(e.BLEND)},e.postCapturePass=()=&gt;{const e=t._openGLRenderWindow.getContext();t.originalBlending&amp;&amp;e.enable(e.BLEND)},e.select=()=&gt;{let n=null;return e.captureBuffers()&amp;&amp;(n=e.generateSelection(t.area[0],t.area[1],t.area[2],t.area[3]),e.releasePixBuffers()),n},e.getSourceDataAsync=async(n,r,o,a,i)=&gt;{if(t._renderer=n,void 0===r){const n=t._openGLRenderWindow.getSize();e.setArea(0,0,n[0]-1,n[1]-1)}else e.setArea(r,o,a,i);if(!e.captureBuffers())return!1;const s={area:[...t.area],pixBuffer:[...t.pixBuffer],captureZValues:t.captureZValues,zBuffer:t.zBuffer,props:[...t.props],fieldAssociation:t.fieldAssociation,renderer:n,openGLRenderWindow:t._openGLRenderWindow};return s.generateSelection=(...e)=&gt;function(e,t,n,r,o){const a=Math.floor(t),i=Math.floor(n),s=Math.floor(r),l=Math.floor(o),c=new Map,u=[0,0];for(let t=i;t&lt;=l;t++)for(let n=a;n&lt;=s;n++){const r=ef(e,[n,t],0,u);if(r&amp;&amp;r.valid){const t=Jp(r);if(c.has(t)){const n=c.get(t);n.pixelCount++,e.captureZValues&amp;&amp;r.zValue&lt;n.info.zValue&amp;&amp;(n.info=r),-1===n.attributeIDs.indexOf(r.attributeID)&amp;&amp;n.attributeIDs.push(r.attributeID)}else c.set(t,{info:r,pixelCount:1,attributeIDs:[r.attributeID]})}}return tf(e.fieldAssociation,c,e.captureZValues,e.renderer,e.openGLRenderWindow)}(s,...e),s},e.captureBuffers=()=&gt;{if(!t._renderer||!t._openGLRenderWindow)return qp(&quot;Renderer and view must be set before calling Select.&quot;),!1;t._openGLRenderer=t._openGLRenderWindow.getViewNodeFor(t._renderer,t._openGLRenderer),t._openGLRenderWindow.getRenderable().preRender(),e.invokeEvent({type:&quot;StartEvent&quot;}),t.originalBackground=t._renderer.getBackgroundByReference(),t._renderer.setBackground(0,0,0,0);const n=t._openGLRenderWindow.getRenderPasses();e.beginSelection();const r=[];for(t.currentPass=Wp.MIN_KNOWN_PASS;t.currentPass&lt;=Wp.MAX_KNOWN_PASS;t.currentPass++)e.passRequired(t.currentPass)&amp;&amp;(e.preCapturePass(t.currentPass),t.captureZValues&amp;&amp;t.currentPass===Wp.ACTOR_PASS&amp;&amp;&quot;function&quot;==typeof n[0].requestDepth&amp;&amp;&quot;function&quot;==typeof n[0].getFramebuffer?(n[0].requestDepth(),t._openGLRenderWindow.traverseAllPasses()):t._openGLRenderWindow.traverseAllPasses(),e.postCapturePass(t.currentPass),e.savePixelBuffer(t.currentPass),r.push(t.currentPass));return r.forEach((n=&gt;{t.currentPass=n,e.processPixelBuffers()})),t.currentPass=Wp.MAX_KNOWN_PASS,e.endSelection(),t._renderer.setBackground(t.originalBackground),e.invokeEvent({type:&quot;EndEvent&quot;}),!0},e.processPixelBuffers=()=&gt;{t.props.forEach(((n,r)=&gt;{e.isPropHit(r)&amp;&amp;n.processSelectorPixelBuffers(e,t.propPixels[r])}))},e.passRequired=e=&gt;{if(e===Wp.ID_HIGH24){if(t.fieldAssociation===Xp.FIELD_ASSOCIATION_POINTS)return t.maximumPointId&gt;16777215;if(t.fieldAssociation===Xp.FIELD_ASSOCIATION_CELLS)return t.maximumCellId&gt;16777215}return!0},e.savePixelBuffer=n=&gt;{if(t.pixBuffer[n]=t._openGLRenderWindow.getPixelData(t.area[0],t.area[1],t.area[2],t.area[3]),!t.rawPixBuffer[n]){const e=(t.area[2]-t.area[0]+1)*(t.area[3]-t.area[1]+1)*4;t.rawPixBuffer[n]=new Uint8Array(e),t.rawPixBuffer[n].set(t.pixBuffer[n])}if(n===Wp.ACTOR_PASS){if(t.captureZValues){const e=t._openGLRenderWindow.getRenderPasses();if(&quot;function&quot;==typeof e[0].requestDepth&amp;&amp;&quot;function&quot;==typeof e[0].getFramebuffer){const n=e[0].getFramebuffer();n.saveCurrentBindingsAndBuffers(),n.bind(),t.zBuffer=t._openGLRenderWindow.getPixelData(t.area[0],t.area[1],t.area[2],t.area[3]),n.restorePreviousBindingsAndBuffers()}}e.buildPropHitList(t.rawPixBuffer[n])}},e.buildPropHitList=e=&gt;{let n=0;for(let r=0;r&lt;=t.area[3]-t.area[1];r++)for(let o=0;o&lt;=t.area[2]-t.area[0];o++){let a=Qp(o,r,e,t.area,&quot;buildPropHitList&quot;);a&gt;0&amp;&amp;(a--,a in t.hitProps||(t.hitProps[a]=!0,t.propPixels[a]=[]),t.propPixels[a].push(4*n)),++n}},e.renderProp=n=&gt;{t.currentPass===Wp.ACTOR_PASS&amp;&amp;(e.setPropColorValueFromInt(t.props.length+1),t.props.push(n))},e.renderCompositeIndex=n=&gt;{t.currentPass===Wp.COMPOSITE_INDEX_PASS&amp;&amp;e.setPropColorValueFromInt(n+1)},e.renderAttributeId=e=&gt;{e&lt;0||(t.maxAttributeId=e&gt;t.maxAttributeId?e:t.maxAttributeId)},e.passTypeToString=e=&gt;sn.enumToString(Wp,e),e.isPropHit=e=&gt;Boolean(t.hitProps[e]),e.setPropColorValueFromInt=e=&gt;{t.propColorValue[0]=e%256/255,t.propColorValue[1]=Math.floor(e/256)%256/255,t.propColorValue[2]=Math.floor(e/65536)%256/255},e.getPixelInformation=(n,r,o)=&gt;{const a=r&lt;0?0:r;if(Yp(&quot;getPixelInformation called&quot;,a),0===a){if(o[0]=n[0],o[1]=n[1],n[0]&lt;t.area[0]||n[0]&gt;t.area[2]||n[1]&lt;t.area[1]||n[1]&gt;t.area[3])return null;Yp(n),Yp(t.area);const e=[n[0]-t.area[0],n[1]-t.area[1]];Yp(&quot;adjusted displayPosition&quot;,e);const r=Qp(e[0],e[1],t.pixBuffer[Wp.ACTOR_PASS],t.area,&quot;getPixelInformation&quot;);if(Yp(&quot;actorid&quot;,r),r&lt;=0||r-1&gt;=t.props.length)return null;const a={valid:!0};a.propID=r-1,a.prop=t.props[a.propID];let i=Qp(e[0],e[1],t.pixBuffer[Wp.COMPOSITE_INDEX_PASS],t.area,&quot;getPixelInformation2&quot;);if((i&lt;0||i&gt;16777215)&amp;&amp;(i=0),a.compositeID=i-1,t.captureZValues){const r=4*(e[1]*(t.area[2]-t.area[0]+1)+e[0]);a.zValue=(256*t.zBuffer[r]+t.zBuffer[r+1])/65535,a.displayPosition=n}if(t.pixBuffer[Wp.ID_LOW24]&amp;&amp;0===Zp(e[0],e[1],t.pixBuffer[Wp.ID_LOW24],t.area))return a;const s=Qp(e[0],e[1],t.pixBuffer[Wp.ID_LOW24],t.area,&quot;getPixelInformation3&quot;),l=Qp(e[0],e[1],t.pixBuffer[Wp.ID_HIGH24],t.area,&quot;getPixelInformation4&quot;);return a.attributeID=$p(s,l),a}const i=[n[0],n[1]],s=[0,0];let l=e.getPixelInformation(n,0,o);if(l&amp;&amp;l.valid)return l;for(let t=1;t&lt;a;++t){for(let n=i[1]&gt;t?i[1]-t:0;n&lt;=i[1]+t;++n){if(s[1]=n,i[0]&gt;=t&amp;&amp;(s[0]=i[0]-t,l=e.getPixelInformation(s,0,o),l&amp;&amp;l.valid))return l;if(s[0]=i[0]+t,l=e.getPixelInformation(s,0,o),l&amp;&amp;l.valid)return l}for(let n=i[0]&gt;=t?i[0]-(t-1):0;n&lt;=i[0]+(t-1);++n){if(s[0]=n,i[1]&gt;=t&amp;&amp;(s[1]=i[1]-t,l=e.getPixelInformation(s,0,o),l&amp;&amp;l.valid))return l;if(s[1]=i[1]+t,l=e.getPixelInformation(s,0,o),l&amp;&amp;l.valid)return l}}return o[0]=n[0],o[1]=n[1],null},e.generateSelection=(n,r,o,a)=&gt;{const i=Math.floor(n),s=Math.floor(r),l=Math.floor(o),c=Math.floor(a),u=new Map,d=[0,0];for(let n=s;n&lt;=c;n++)for(let r=i;r&lt;=l;r++){const o=[r,n],a=e.getPixelInformation(o,0,d);if(a&amp;&amp;a.valid){const e=Jp(a);if(u.has(e)){const n=u.get(e);n.pixelCount++,t.captureZValues&amp;&amp;a.zValue&lt;n.info.zValue&amp;&amp;(n.info=a),-1===n.attributeIDs.indexOf(a.attributeID)&amp;&amp;n.attributeIDs.push(a.attributeID)}else u.set(e,{info:a,pixelCount:1,attributeIDs:[a.attributeID]})}}return tf(t.fieldAssociation,u,t.captureZValues,t._renderer,t._openGLRenderWindow)},e.getRawPixelBuffer=e=&gt;t.rawPixBuffer[e],e.getPixelBuffer=e=&gt;t.pixBuffer[e],e.attach=(e,n)=&gt;{t._openGLRenderWindow=e,t._renderer=n};const n=e.setArea;e.setArea=(...e)=&gt;!!n(...e)&amp;&amp;(t.area[0]=Math.floor(t.area[0]),t.area[1]=Math.floor(t.area[1]),t.area[2]=Math.floor(t.area[2]),t.area[3]=Math.floor(t.area[3]),!0)}const rf={area:void 0,currentPass:-1,propColorValue:null,props:null,maximumPointId:0,maximumCellId:0,idOffset:1};function of(e,t,n={}){Object.assign(t,rf,n),Fp.extend(e,t,n),t.propColorValue=[0,0,0],t.props=[],t.area||(t.area=[0,0,0,0]),sn.setGetArray(e,t,[&quot;area&quot;],4),sn.setGet(e,t,[&quot;_renderer&quot;,&quot;currentPass&quot;,&quot;_openGLRenderWindow&quot;,&quot;maximumPointId&quot;,&quot;maximumCellId&quot;]),sn.setGetArray(e,t,[&quot;propColorValue&quot;],3),sn.moveToProtected(e,t,[&quot;renderer&quot;,&quot;openGLRenderWindow&quot;]),sn.event(e,t,&quot;event&quot;),nf(e,t)}var af={newInstance:sn.newInstance(of,&quot;vtkOpenGLHardwareSelector&quot;),extend:of,...Fl};const{vtkErrorMacro:sf}=ln,{Representation:lf}=us,{ObjectType:cf}=nd,{PassTypes:uf}=af,df={type:&quot;StartEvent&quot;},pf={type:&quot;EndEvent&quot;};const ff={normalMatrix:null,mcpcMatrix:null,mcwcMatrix:null};const gf=Xt((function(e,t,n={}){Object.assign(t,ff,n),up.extend(e,t,n),t.tmpMat3=c(new Float64Array(9)),t.normalMatrix=c(new Float64Array(9)),t.mcpcMatrix=x(new Float64Array(16)),t.mcvcMatrix=x(new Float64Array(16)),t.tmpColor=[],t.glyphBOBuildTime={},Vt(t.glyphBOBuildTime,{mtime:0}),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLGlyph3DMapper&quot;);const n={...e};e.renderPiece=(n,r)=&gt;{if(e.invokeEvent(df),t.renderable.getStatic()||t.renderable.update(),t.currentInput=t.renderable.getInputData(1),e.invokeEvent(pf),!t.currentInput)return void sf(&quot;No input!&quot;);if(!t.currentInput.getPoints||!t.currentInput.getPoints().getNumberOfValues())return;const o=t.context;t._openGLRenderWindow.getWebgl2()?(t.hardwareSupport=!0,t.extension=null):t.extension||(t.extension=t.context.getExtension(&quot;ANGLE_instanced_arrays&quot;),t.hardwareSupport=!!t.extension);const a=r.getProperty().getBackfaceCulling(),i=r.getProperty().getFrontfaceCulling();a||i?i?(t._openGLRenderWindow.enableCullFace(),o.cullFace(o.FRONT)):(t._openGLRenderWindow.enableCullFace(),o.cullFace(o.BACK)):t._openGLRenderWindow.disableCullFace(),e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r)},e.multiply4x4WithOffset=(e,t,n,r)=&gt;{const o=t[0],a=t[1],i=t[2],s=t[3],l=t[4],c=t[5],u=t[6],d=t[7],p=t[8],f=t[9],g=t[10],m=t[11],h=t[12],v=t[13],T=t[14],x=t[15];let y=n[r],b=n[r+1],A=n[r+2],C=n[r+3];e[0]=y*o+b*l+A*p+C*h,e[1]=y*a+b*c+A*f+C*v,e[2]=y*i+b*u+A*g+C*T,e[3]=y*s+b*d+A*m+C*x,y=n[r+4],b=n[r+5],A=n[r+6],C=n[r+7],e[4]=y*o+b*l+A*p+C*h,e[5]=y*a+b*c+A*f+C*v,e[6]=y*i+b*u+A*g+C*T,e[7]=y*s+b*d+A*m+C*x,y=n[r+8],b=n[r+9],A=n[r+10],C=n[r+11],e[8]=y*o+b*l+A*p+C*h,e[9]=y*a+b*c+A*f+C*v,e[10]=y*i+b*u+A*g+C*T,e[11]=y*s+b*d+A*m+C*x,y=n[r+12],b=n[r+13],A=n[r+14],C=n[r+15],e[12]=y*o+b*l+A*p+C*h,e[13]=y*a+b*c+A*f+C*v,e[14]=y*i+b*u+A*g+C*T,e[15]=y*s+b*d+A*m+C*x},e.replaceShaderNormal=(e,r,o)=&gt;{if(t.hardwareSupport&amp;&amp;t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;)&gt;0){let n=e.Vertex;t.lastBoundBO.getCABO().getNormalOffset()&amp;&amp;(n=vd.substitute(n,&quot;//VTK::Normal::Dec&quot;,[&quot;attribute vec3 normalMC;&quot;,&quot;attribute mat3 gNormal;&quot;,&quot;uniform mat3 normalMatrix;&quot;,&quot;varying vec3 normalVCVSOutput;&quot;]).result,n=vd.substitute(n,&quot;//VTK::Normal::Impl&quot;,[&quot;normalVCVSOutput = normalMatrix * gNormal * normalMC;&quot;]).result),e.Vertex=n}n.replaceShaderNormal(e,r,o)},e.replaceShaderClip=(e,r,o)=&gt;{if(t.hardwareSupport){let n=e.Vertex,r=e.Fragment;if(t.renderable.getNumberOfClippingPlanes()){const e=t.renderable.getNumberOfClippingPlanes();n=vd.substitute(n,&quot;//VTK::Clip::Dec&quot;,[&quot;uniform int numClipPlanes;&quot;,`uniform vec4 clipPlanes[${e}];`,`varying float clipDistancesVSOutput[${e}];`]).result,n=vd.substitute(n,&quot;//VTK::Clip::Impl&quot;,[`for (int planeNum = 0; planeNum &lt; ${e}; planeNum++)`,&quot;    {&quot;,&quot;    if (planeNum &gt;= numClipPlanes)&quot;,&quot;        {&quot;,&quot;        break;&quot;,&quot;        }&quot;,&quot;    vec4 gVertex = gMatrix * vertexMC;&quot;,&quot;    clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], gVertex);&quot;,&quot;    }&quot;]).result,r=vd.substitute(r,&quot;//VTK::Clip::Dec&quot;,[&quot;uniform int numClipPlanes;&quot;,`varying float clipDistancesVSOutput[${e}];`]).result,r=vd.substitute(r,&quot;//VTK::Clip::Impl&quot;,[`for (int planeNum = 0; planeNum &lt; ${e}; planeNum++)`,&quot;    {&quot;,&quot;    if (planeNum &gt;= numClipPlanes)&quot;,&quot;        {&quot;,&quot;        break;&quot;,&quot;        }&quot;,&quot;    if (clipDistancesVSOutput[planeNum] &lt; 0.0) discard;&quot;,&quot;    }&quot;]).result}e.Vertex=n,e.Fragment=r}n.replaceShaderClip(e,r,o)},e.replaceShaderColor=(e,r,o)=&gt;{if(t.hardwareSupport&amp;&amp;t.renderable.getColorArray()){let n=e.Vertex,r=e.Geometry,o=e.Fragment;const a=t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;);let i=[&quot;uniform float ambient;&quot;,&quot;uniform float diffuse;&quot;,&quot;uniform float specular;&quot;,&quot;uniform float opacityUniform; // the fragment opacity&quot;];a&amp;&amp;(i=i.concat([&quot;uniform vec3 specularColorUniform;&quot;,&quot;uniform float specularPowerUniform;&quot;]));let s=[&quot;vec3 ambientColor;&quot;,&quot;  vec3 diffuseColor;&quot;,&quot;  float opacity;&quot;];a&amp;&amp;(s=s.concat([&quot;  vec3 specularColor;&quot;,&quot;  float specularPower;&quot;])),s=s.concat([&quot;  opacity = opacityUniform;&quot;]),a&amp;&amp;(s=s.concat([&quot;  specularColor = specularColorUniform;&quot;,&quot;  specularPower = specularPowerUniform;&quot;])),t.drawingEdges||(i=i.concat([&quot;varying vec4 vertexColorVSOutput;&quot;]),n=vd.substitute(n,&quot;//VTK::Color::Dec&quot;,[&quot;attribute vec4 gColor;&quot;,&quot;varying vec4 vertexColorVSOutput;&quot;]).result,n=vd.substitute(n,&quot;//VTK::Color::Impl&quot;,[&quot;vertexColorVSOutput = gColor;&quot;]).result,r=vd.substitute(r,&quot;//VTK::Color::Dec&quot;,[&quot;in vec4 vertexColorVSOutput[];&quot;,&quot;out vec4 vertexColorGSOutput;&quot;]).result,r=vd.substitute(r,&quot;//VTK::Color::Impl&quot;,[&quot;vertexColorGSOutput = vertexColorVSOutput[i];&quot;]).result,s=s.concat([&quot;  diffuseColor = vertexColorVSOutput.rgb;&quot;,&quot;  ambientColor = vertexColorVSOutput.rgb;&quot;,&quot;  opacity = opacity*vertexColorVSOutput.a;&quot;])),o=vd.substitute(o,&quot;//VTK::Color::Impl&quot;,s).result,o=vd.substitute(o,&quot;//VTK::Color::Dec&quot;,i).result,e.Vertex=n,e.Geometry=r,e.Fragment=o}n.replaceShaderColor(e,r,o)},e.replaceShaderPositionVC=(e,r,o)=&gt;{if(t.hardwareSupport){let n=e.Vertex;t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;)&gt;0?(n=vd.substitute(n,&quot;//VTK::PositionVC::Impl&quot;,[&quot;vec4 gVertexMC = gMatrix * vertexMC;&quot;,&quot;vertexVCVSOutput = MCVCMatrix * gVertexMC;&quot;,&quot;  gl_Position = MCPCMatrix * gVertexMC;&quot;]).result,n=vd.substitute(n,&quot;//VTK::Camera::Dec&quot;,[&quot;attribute mat4 gMatrix;&quot;,&quot;uniform mat4 MCPCMatrix;&quot;,&quot;uniform mat4 MCVCMatrix;&quot;]).result):(n=vd.substitute(n,&quot;//VTK::Camera::Dec&quot;,[&quot;attribute mat4 gMatrix;&quot;,&quot;uniform mat4 MCPCMatrix;&quot;]).result,n=vd.substitute(n,&quot;//VTK::PositionVC::Impl&quot;,[&quot;vec4 gVertexMC = gMatrix * vertexMC;&quot;,&quot;  gl_Position = MCPCMatrix * gVertexMC;&quot;]).result),e.Vertex=n}n.replaceShaderPositionVC(e,r,o)},e.replaceShaderPicking=(e,r,o)=&gt;{if(t.hardwareSupport){let t=e.Fragment,n=e.Vertex;n=vd.substitute(n,&quot;//VTK::Picking::Dec&quot;,[&quot;attribute vec3 mapperIndexVS;&quot;,&quot;varying vec3 mapperIndexVSOutput;&quot;]).result,n=vd.substitute(n,&quot;//VTK::Picking::Impl&quot;,&quot;  mapperIndexVSOutput = mapperIndexVS;&quot;).result,e.Vertex=n,t=vd.substitute(t,&quot;//VTK::Picking::Dec&quot;,[&quot;varying vec3 mapperIndexVSOutput;&quot;,&quot;uniform vec3 mapperIndex;&quot;,&quot;uniform int picking;&quot;]).result,t=vd.substitute(t,&quot;//VTK::Picking::Impl&quot;,[&quot;  vec4 pickColor = picking == 2 ? vec4(mapperIndexVSOutput,1.0) : vec4(mapperIndex,1.0);&quot;,&quot;  gl_FragData[0] = picking != 0 ? pickColor : gl_FragData[0];&quot;]).result,e.Fragment=t}else n.replaceShaderPicking(e,r,o)},e.updateGlyphShaderParameters=(n,r,o,a,i,s,l,c)=&gt;{const u=o.getProgram();if(n){const e=t.normalMatrix,n=s,r=9*l,o=t.tmpMat3,a=e[0],i=e[1],c=e[2],d=e[3],p=e[4],f=e[5],g=e[6],m=e[7],h=e[8],v=n[r],T=n[r+1],x=n[r+2],y=n[r+3],b=n[r+4],A=n[r+5],C=n[r+6],S=n[r+7],P=n[r+8];o[0]=v*a+T*d+x*g,o[1]=v*i+T*p+x*m,o[2]=v*c+T*f+x*h,o[3]=y*a+b*d+A*g,o[4]=y*i+b*p+A*m,o[5]=y*c+b*f+A*h,o[6]=C*a+S*d+P*g,o[7]=C*i+S*p+P*m,o[8]=C*c+S*f+P*h,u.setUniformMatrix3x3(&quot;normalMatrix&quot;,t.tmpMat3)}if(e.multiply4x4WithOffset(t.tmpMat4,t.mcpcMatrix,i,16*l),u.setUniformMatrix(&quot;MCPCMatrix&quot;,t.tmpMat4),r&amp;&amp;(e.multiply4x4WithOffset(t.tmpMat4,t.mcvcMatrix,i,16*l),u.setUniformMatrix(&quot;MCVCMatrix&quot;,t.tmpMat4)),a){const e=a.getData();t.tmpColor[0]=e[4*l]/255,t.tmpColor[1]=e[4*l+1]/255,t.tmpColor[2]=e[4*l+2]/255,u.setUniform3fArray(&quot;ambientColorUniform&quot;,t.tmpColor),u.setUniform3fArray(&quot;diffuseColorUniform&quot;,t.tmpColor)}c&amp;&amp;u.setUniform3fArray(&quot;mapperIndex&quot;,c.getPropColorValue())},e.renderPieceDraw=(n,r)=&gt;{const o=r.getProperty().getRepresentation(),a=t.context,i=r.getProperty().getEdgeVisibility()&amp;&amp;o===lf.SURFACE,s=t.openGLCamera.getKeyMatrices(n),l=t.openGLActor.getKeyMatrices();p(t.normalMatrix,s.normalMatrix,l.normalMatrix),A(t.mcpcMatrix,s.wcpc,l.mcwc),A(t.mcvcMatrix,s.wcvc,l.mcwc);const c=t.renderable.getMatrixArray(),u=t.renderable.getNormalArray(),d=t.renderable.getColorArray(),f=c.length/16;let g=!1;t._openGLRenderer.getSelector()&amp;&amp;t._openGLRenderer.getSelector().getCurrentPass()===uf.COMPOSITE_INDEX_PASS&amp;&amp;(g=!0);for(let s=t.primTypes.Start;s&lt;t.primTypes.End;s++){const l=t.primitives[s].getCABO();if(l.getElementCount()){t.drawingEdges=i&amp;&amp;(s===t.primTypes.TrisEdges||s===t.primTypes.TriStripsEdges),t.lastBoundBO=t.primitives[s],t.primitives[s].updateShaders(n,r,e);const p=t.primitives[s].getProgram(),m=t.primitives[s].getOpenGLMode(o),h=p.isUniformUsed(&quot;normalMatrix&quot;),v=p.isUniformUsed(&quot;MCVCMatrix&quot;);if(t.hardwareSupport)t.extension?t.extension.drawArraysInstancedANGLE(m,0,l.getElementCount(),f):a.drawArraysInstanced(m,0,l.getElementCount(),f);else for(let n=0;n&lt;f;++n)g&amp;&amp;t._openGLRenderer.getSelector().renderCompositeIndex(n),e.updateGlyphShaderParameters(h,v,t.primitives[s],d,c,u,n,g?t._openGLRenderer.getSelector():null),a.drawArrays(m,0,l.getElementCount())}}},e.setMapperShaderParameters=(e,r,o)=&gt;{if(e.getCABO().getElementCount()&amp;&amp;(t.glyphBOBuildTime.getMTime()&gt;e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()&gt;e.getAttributeUpdateTime().getMTime()))return e.getProgram().isAttributeUsed(&quot;gMatrix&quot;)?e.getVAO().addAttributeMatrixWithDivisor(e.getProgram(),t.matrixBuffer,&quot;gMatrix&quot;,0,64,t.context.FLOAT,4,!1,1)||sf(&quot;Error setting gMatrix in shader VAO.&quot;):e.getVAO().removeAttributeArray(&quot;gMatrix&quot;),e.getProgram().isAttributeUsed(&quot;gNormal&quot;)?e.getVAO().addAttributeMatrixWithDivisor(e.getProgram(),t.normalBuffer,&quot;gNormal&quot;,0,36,t.context.FLOAT,3,!1,1)||sf(&quot;Error setting gNormal in shader VAO.&quot;):e.getVAO().removeAttributeArray(&quot;gNormal&quot;),e.getProgram().isAttributeUsed(&quot;gColor&quot;)?e.getVAO().addAttributeArrayWithDivisor(e.getProgram(),t.colorBuffer,&quot;gColor&quot;,0,4,t.context.UNSIGNED_BYTE,4,!0,1,!1)||sf(&quot;Error setting gColor in shader VAO.&quot;):e.getVAO().removeAttributeArray(&quot;gColor&quot;),e.getProgram().isAttributeUsed(&quot;mapperIndexVS&quot;)?e.getVAO().addAttributeArrayWithDivisor(e.getProgram(),t.pickBuffer,&quot;mapperIndexVS&quot;,0,4,t.context.UNSIGNED_BYTE,4,!0,1,!1)||sf(&quot;Error setting mapperIndexVS in shader VAO.&quot;):e.getVAO().removeAttributeArray(&quot;mapperIndexVS&quot;),n.setMapperShaderParameters(e,r,o),void e.getAttributeUpdateTime().modified();n.setMapperShaderParameters(e,r,o)},e.getNeedToRebuildBufferObjects=(e,r)=&gt;(t.renderable.buildArrays(),t.VBOBuildTime.getMTime()&lt;t.renderable.getBuildTime().getMTime()||n.getNeedToRebuildBufferObjects(e,r)),e.getNeedToRebuildShaders=(e,r,o)=&gt;!!(n.getNeedToRebuildShaders(e,r,o)||e.getShaderSourceTime().getMTime()&lt;t.renderable.getMTime()||e.getShaderSourceTime().getMTime()&lt;t.currentInput.getMTime()),e.buildBufferObjects=(e,r)=&gt;{const o=t.renderable.getMatrixArray(),a=t.renderable.getInputData(0).getPoints(),{useShiftAndScale:i,coordShift:s,coordScale:l}=rd(a);if(t.hardwareSupport){const e=t.renderable.getNormalArray(),n=t.renderable.getColorArray();if(t.matrixBuffer||(t.matrixBuffer=nd.newInstance(),t.matrixBuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.normalBuffer=nd.newInstance(),t.normalBuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorBuffer=nd.newInstance(),t.colorBuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.pickBuffer=nd.newInstance(),t.pickBuffer.setOpenGLRenderWindow(t._openGLRenderWindow)),i){const e=o.buffer,t=od(s,l);b(t,t);for(let n=0;n&lt;o.byteLength;n+=64){const r=new Float32Array(e,n,16);A(r,t,r)}}if(t.renderable.getBuildTime().getMTime()&gt;t.glyphBOBuildTime.getMTime()){t.matrixBuffer.upload(o,cf.ARRAY_BUFFER),t.normalBuffer.upload(e,cf.ARRAY_BUFFER),n?t.colorBuffer.upload(n.getData(),cf.ARRAY_BUFFER):t.colorBuffer.releaseGraphicsResources();const r=o.length/16,a=new Uint8Array(4*r);for(let e=0;e&lt;r;++e){let t=e+1;const n=4*e;a[n]=t%256,t-=a[n],t/=256,a[n+1]=t%256,t-=a[n+1],t/=256,a[n+2]=t%256,a[n+3]=255}t.pickBuffer.upload(a,cf.ARRAY_BUFFER),t.glyphBOBuildTime.modified()}}if(n.buildBufferObjects(e,r),i)for(let e=bd.Start;e&lt;bd.End;e++)t.primitives[e].getCABO().setCoordShiftAndScale(s,l)}}(e,t)}),&quot;vtkOpenGLGlyph3DMapper&quot;);vn(&quot;vtkGlyph3DMapper&quot;,gf);const{vtkErrorMacro:mf}=sn;class hf{constructor(){this.segmentMapping={},this.segments=[null],this.faces=[]}addSegment(e){const t=e[0],n=e[e.length-1];if(t===n||e.length&lt;2)return;const r=this.segmentMapping[t],o=this.segmentMapping[n];if(void 0!==r&amp;&amp;void 0!==o)if(Math.abs(r)===Math.abs(o)){const a=r&lt;o?o:r,i=this.segments[a];if(r&gt;0)for(let t=1;t&lt;e.length-1;t++)i.push(e[t]);else for(let t=1;t&lt;e.length-1;t++)i.unshift(e[e.length-1-t]);this.faces.push(i),this.segments[a]=null,this.segmentMapping[t]=void 0,this.segmentMapping[n]=void 0}else{const t=Math.abs(r),n=Math.abs(o),a=this.segments[t],i=this.segments[n];this.segments[t]=null,this.segments[n]=null,this.segmentMapping[a[0]]=void 0,this.segmentMapping[i[0]]=void 0,this.segmentMapping[a[a.length-1]]=void 0,this.segmentMapping[i[i.length-1]]=void 0,this.addSegment(e),this.addSegment(a),this.addSegment(i)}else if(void 0!==r){if(r&gt;0){const t=this.segments[r];for(let n=1;n&lt;e.length;n++)t.push(e[n]);this.segmentMapping[n]=r}else{const t=this.segments[-r];this.segmentMapping[n]=r;for(let n=1;n&lt;e.length;n++)t.unshift(e[n])}this.segmentMapping[t]=void 0}else if(void 0!==o){if(o&gt;0){const n=this.segments[o];for(let t=1;t&lt;e.length;t++)n.push(e[e.length-1-t]);this.segmentMapping[t]=o}else{const n=this.segments[-o];this.segmentMapping[t]=o;for(let t=1;t&lt;e.length;t++)n.unshift(e[e.length-t-1])}this.segmentMapping[n]=void 0}else{const r=this.segments.length;this.segments.push(e),this.segmentMapping[t]=-r,this.segmentMapping[n]=r}}}const vf={};function Tf(e,t,n={}){Object.assign(t,vf,n),sn.obj(e,t),sn.algo(e,t,1,1),function(e,t){t.classHierarchy.push(&quot;vtkClosedPolyLineToSurfaceFilter&quot;),e.requestData=(e,t)=&gt;{const n=e[0];if(!n)return void mf(&quot;Invalid or missing input&quot;);const r=t[0]?.initialize()||Ru.newInstance();r.shallowCopy(n);const o=new hf,a=n.getLines().getData();let i=0;for(;i&lt;a.length;){const e=a[i++],t=[];for(let n=0;n&lt;e;n++)t.push(a[i+n]);o.addSegment(t),i+=e}const{faces:s}=o;let l=s.length;for(let e=0;e&lt;s.length;e++)l+=s[e].length;const c=new Uint16Array(l);i=0;for(let e=0;e&lt;s.length;e++){const t=s[e];c[i++]=t.length;for(let e=0;e&lt;t.length;e++)c[i++]=t[e]}r.setPolys(oc.newInstance({values:c,name:&quot;faces&quot;})),t[0]=r}}(e,t)}var xf={newInstance:sn.newInstance(Tf,&quot;vtkClosedPolyLineToSurfaceFilter&quot;),extend:Tf};const{vtkErrorMacro:yf}=ln;function bf(e,t){t.classHierarchy.push(&quot;vtkCutter&quot;);const n={...e};function r(e,n){const r=e.getPoints(),o=r.getData(),a=e.getPointData(),i=r.getNumberOfPoints(),s=[],l=[],c=[],u={},d=a.getNumberOfArrays();for(let e=0;e&lt;d;e++)u[a.getArrayName(e)]=[];(!t.cutScalars||t.cutScalars.length&lt;i)&amp;&amp;(t.cutScalars=new Float32Array(i));let p=0,f=0;for(;p&lt;o.length;)t.cutScalars[f++]=t.cutFunction.evaluateFunction(o[p++],o[p++],o[p++]);const g=[],m=new Array(3),h=new Array(3),v=[];for(const n=function(e){const t=e.getPolys().getData(),n=e.getStrips().getData(),r={cellSize:0,cell:[],done:!1,polyIdx:0,stripIdx:0,remainingStripLength:0,next(){if(r.polyIdx&lt;t.length){r.cellSize=t[r.polyIdx];const e=r.polyIdx+1,n=e+r.cellSize;r.polyIdx=n;let o=0;for(let a=e;a&lt;n;++a)r.cell[o++]=t[a]}else if(r.stripIdx&lt;n.length){r.cellSize=3,0===r.remainingStripLength&amp;&amp;(r.remainingStripLength=n[r.stripIdx]-2,r.stripIdx+=3);const e=r.stripIdx-2,t=r.stripIdx+1;r.stripIdx++,r.remainingStripLength--;let o=0;for(let a=e;a&lt;t;++a)r.cell[o++]=n[a]}else{if(r.done)throw new Error(&quot;Iterator is done&quot;);r.done=!0}}};return r.next(),r}(e);!n.done;n.next()){if(n.cellSize&lt;=2)continue;for(let e=0;e&lt;n.cellSize;)v[e]=t.cutScalars[n.cell[e++]];const e=v[0]&gt;0;let r=!0;for(let t=1;t&lt;n.cell.length;t++){if(v[t]&gt;0!==e){r=!1;break}}if(r)continue;const i=[];for(let e=0;e&lt;n.cellSize;e++){const r=e+1===n.cellSize?0:e+1,s=v[e]&gt;0;if(v[r]&gt;0===s)continue;let l=e,c=r,u=v[c]-v[l];u&lt;=0&amp;&amp;(l=r,c=e,u*=-1);let p=0;0!==u&amp;&amp;(p=(t.cutValue-v[l])/u);const f=n.cell[l],g=n.cell[c];m[0]=o[3*f],m[1]=o[3*f+1],m[2]=o[3*f+2],h[0]=o[3*g],h[1]=o[3*g+1],h[2]=o[3*g+2];const T=[m[0]+p*(h[0]-m[0]),m[1]+p*(h[1]-m[1]),m[2]+p*(h[2]-m[2])],x={};for(let e=0;e&lt;d;e++){const t=a.getArrayByIndex(e),n=a.getArrayName(e),r=t.getData(),o=t.getNumberOfComponents(),i=new Array(o);for(let e=0;e&lt;o;e++){const t=r[o*f+e],n=r[o*g+e];i.push(t+p*(n-t))}x[n]=i}i.push({pointEdge1:f,pointEdge2:g,intersectedPoint:T,intersectedArrays:x,newPointID:-1})}for(let e=0;e&lt;i.length;e++){const t=i[e];let n=!1;for(let r=0;r&lt;g.length;r++){const o=g[r],a=t.pointEdge1===o.pointEdge1&amp;&amp;t.pointEdge2===o.pointEdge2,s=t.intersectedPoint[0]===o.intersectedPoint[0]&amp;&amp;t.intersectedPoint[1]===o.intersectedPoint[1]&amp;&amp;t.intersectedPoint[2]===o.intersectedPoint[2];if(a||s){n=!0,i[e].newPointID=g[r].newPointID;break}}n||(s.push(t.intersectedPoint[0]),s.push(t.intersectedPoint[1]),s.push(t.intersectedPoint[2]),Object.keys(t.intersectedArrays).forEach((e=&gt;{u[e].push(...t.intersectedArrays[e])})),i[e].newPointID=s.length/3-1,g.push(i[e]))}const p=i.length;2===p?l.push(p,i[0].newPointID,i[1].newPointID):p&gt;2&amp;&amp;(c.push(p),i.forEach((e=&gt;{c.push(e.newPointID)})))}n.getPoints().setData(St(r.getDataType(),s),3);const T=n.getPointData();for(let e=0;e&lt;d;e++){const t=a.getArrayName(e),n=Is.newInstance({name:t,dataType:a.getArrayByIndex(e).getDataType(),values:u[t],numberOfComponents:a.getArrayByIndex(e).getNumberOfComponents()});T.addArray(n)}0!==l.length&amp;&amp;n.getLines().setData(Uint16Array.from(l)),0!==c.length&amp;&amp;n.getPolys().setData(Uint16Array.from(c))}e.getMTime=()=&gt;{let e=n.getMTime();return t.cutFunction?(e=Math.max(e,t.cutFunction.getMTime()),e):e},e.requestData=(e,n)=&gt;{const o=e[0];if(!o)return void yf(&quot;Invalid or missing input&quot;);if(!t.cutFunction)return void yf(&quot;Missing cut function&quot;);const a=n[0]?.initialize()||Ru.newInstance();r(o,a),n[0]=a}}const Af={cutFunction:null,cutScalars:null,cutValue:0};function Cf(e,t,n={}){Object.assign(t,Af,n),Vt(e,t),Wt(e,t,1,1),Gt(e,t,[&quot;cutFunction&quot;,&quot;cutValue&quot;]),bf(e,t)}var Sf={newInstance:Xt(Cf,&quot;vtkCutter&quot;),extend:Cf};const Pf=e=&gt;e,wf=1e-6;class If{constructor(e=!1){this.matrix=x(new Float64Array(16)),this.tmp=new Float64Array(3),this.angleConv=e?a:Pf}rotateFromDirections(e,t){const n=new Float64Array(3),r=new Float64Array(3),o=new Float64Array(16);Y(n,e[0],e[1],e[2]),Y(r,t[0],t[1],t[2]),te(n,n),te(r,r);const a=ne(n,r);return a&gt;=1||(re(this.tmp,n,r),X(this.tmp)&lt;wf&amp;&amp;(re(this.tmp,[1,0,0],e),X(this.tmp)&lt;wf&amp;&amp;re(this.tmp,[0,1,0],e)),D(o,Math.acos(a),this.tmp),A(this.matrix,this.matrix,o)),this}rotate(e,t){return Y(this.tmp,...t),te(this.tmp,this.tmp),P(this.matrix,this.matrix,this.angleConv(e),this.tmp),this}rotateX(e){return w(this.matrix,this.matrix,this.angleConv(e)),this}rotateY(e){return I(this.matrix,this.matrix,this.angleConv(e)),this}rotateZ(e){return O(this.matrix,this.matrix,this.angleConv(e)),this}translate(e,t,n){return Y(this.tmp,e,t,n),C(this.matrix,this.matrix,this.tmp),this}scale(e,t,n){return Y(this.tmp,e,t,n),S(this.matrix,this.matrix,this.tmp),this}multiply(e){return A(this.matrix,this.matrix,e),this}multiply3x3(e){return A(this.matrix,this.matrix,[e[0],e[1],e[2],0,e[3],e[4],e[5],0,e[6],e[7],e[8],0,0,0,0,1]),this}invert(){return b(this.matrix,this.matrix),this}identity(){return x(this.matrix),this}apply(e,t=0,n=-1){if(oa(ho,this.matrix))return this;const r=-1===n?e.length:t+3*n;for(let n=t;n&lt;r;n+=3)Y(this.tmp,e[n],e[n+1],e[n+2]),oe(this.tmp,this.tmp,this.matrix),e[n]=this.tmp[0],e[n+1]=this.tmp[1],e[n+2]=this.tmp[2];return this}getMatrix(){return this.matrix}setMatrix(e){return e&amp;&amp;16===e.length&amp;&amp;T(this.matrix,e),this}}var Of={buildFromDegree:function(){return new If(!0)},buildFromRadian:function(){return new If(!1)}};const Rf=[2,0,1,2,2,3,2,4,5,2,6,7,2,0,2,2,1,3,2,4,6,2,5,7,2,0,4,2,1,5,2,2,6,2,3,7],Mf=[4,0,1,3,2,4,4,6,7,5,4,8,10,11,9,4,12,13,15,14,4,16,18,19,17,4,20,21,23,22];const Df={xLength:1,yLength:1,zLength:1,pointType:&quot;Float64Array&quot;,generate3DTextureCoordinates:!1,generateFaces:!0,generateLines:!1};function Ef(e,t,n={}){Object.assign(t,Df,n),sn.obj(e,t),sn.setGet(e,t,[&quot;xLength&quot;,&quot;yLength&quot;,&quot;zLength&quot;,&quot;generate3DTextureCoordinates&quot;,&quot;generateFaces&quot;,&quot;generateLines&quot;]),sn.setGetArray(e,t,[&quot;center&quot;,&quot;rotations&quot;],3),sn.setGetArray(e,t,[&quot;matrix&quot;],16),t._polys=oc.newInstance({values:Uint16Array.from(Mf)}),t._lineCells=oc.newInstance({values:Uint16Array.from(Rf)}),sn.moveToProtected(e,t,[&quot;polys&quot;,&quot;lineCells&quot;]),sn.algo(e,t,0,1),function(e,t){t.classHierarchy.push(&quot;vtkCubeSource&quot;),e.requestData=(e,n)=&gt;{const r=n[0]?.initialize()||Ru.newInstance();n[0]=r;const o=sn.newTypedArray(t.pointType,72);r.getPoints().setData(o,3);const a=sn.newTypedArray(t.pointType,72),i=Is.newInstance({name:&quot;Normals&quot;,values:a,numberOfComponents:3});r.getPointData().setNormals(i);let s=2;!0===t.generate3DTextureCoordinates&amp;&amp;(s=3);const l=sn.newTypedArray(t.pointType,24*s),c=Is.newInstance({name:&quot;TextureCoordinates&quot;,values:l,numberOfComponents:s});r.getPointData().setTCoords(c);const u=[0,0,0],d=[0,0,0],p=[0,0];let f=0;u[0]=-t.xLength/2,d[0]=-1,d[1]=0,d[2]=0;for(let e=0;e&lt;2;e++){u[1]=-t.yLength/2;for(let n=0;n&lt;2;n++){p[1]=u[1]+.5,u[2]=-t.zLength/2;for(let r=0;r&lt;2;r++)p[0]=(u[2]+.5)*(1-2*e),o[3*f]=u[0],o[3*f+1]=u[1],o[3*f+2]=u[2],a[3*f]=d[0],a[3*f+1]=d[1],a[3*f+2]=d[2],2===s?(l[f*s]=p[0],l[f*s+1]=p[1]):(l[f*s]=2*e-1,l[f*s+1]=2*n-1,l[f*s+2]=2*r-1),f++,u[2]+=t.zLength;u[1]+=t.yLength}u[0]+=t.xLength,d[0]+=2}u[1]=-t.yLength/2,d[1]=-1,d[0]=0,d[2]=0;for(let e=0;e&lt;2;e++){u[0]=-t.xLength/2;for(let n=0;n&lt;2;n++){p[0]=(u[0]+.5)*(2*e-1),u[2]=-t.zLength/2;for(let r=0;r&lt;2;r++)p[1]=-1*(u[2]+.5),o[3*f]=u[0],o[3*f+1]=u[1],o[3*f+2]=u[2],a[3*f]=d[0],a[3*f+1]=d[1],a[3*f+2]=d[2],2===s?(l[f*s]=p[0],l[f*s+1]=p[1]):(l[f*s]=2*n-1,l[f*s+1]=2*e-1,l[f*s+2]=2*r-1),f++,u[2]+=t.zLength;u[0]+=t.xLength}u[1]+=t.yLength,d[1]+=2}u[2]=-t.zLength/2,d[2]=-1,d[0]=0,d[1]=0;for(let e=0;e&lt;2;e++){u[1]=-t.yLength/2;for(let n=0;n&lt;2;n++){p[1]=u[1]+.5,u[0]=-t.xLength/2;for(let r=0;r&lt;2;r++)p[0]=(u[0]+.5)*(2*e-1),o[3*f]=u[0],o[3*f+1]=u[1],o[3*f+2]=u[2],a[3*f]=d[0],a[3*f+1]=d[1],a[3*f+2]=d[2],2===s?(l[f*s]=p[0],l[f*s+1]=p[1]):(l[f*s]=2*r-1,l[f*s+1]=2*n-1,l[f*s+2]=2*e-1),f++,u[0]+=t.xLength;u[1]+=t.yLength}u[2]+=t.zLength,d[2]+=2}if(t.rotations&amp;&amp;Of.buildFromDegree().rotateX(t.rotations[0]).rotateY(t.rotations[1]).rotateZ(t.rotations[2]).apply(o).apply(a),t.center&amp;&amp;Of.buildFromRadian().translate(...t.center).apply(o),t.matrix){Of.buildFromRadian().setMatrix(t.matrix).apply(o);const e=[t.matrix[0],t.matrix[1],t.matrix[2],0,t.matrix[4],t.matrix[5],t.matrix[6],0,t.matrix[8],t.matrix[9],t.matrix[10],0,0,0,0,1];Of.buildFromRadian().setMatrix(e).apply(a)}t.generateFaces?r.getPolys().deepCopy(t._polys):r.getPolys().initialize(),t.generateLines?(r.getLines().deepCopy(t._lineCells),r.getPointData().setNormals(null)):r.getLines().initialize(),r.modified()},e.setBounds=(...t)=&gt;{let n=[];if(Array.isArray(t[0]))n=t[0];else for(let e=0;e&lt;t.length;e++)n.push(t[e]);6===n.length&amp;&amp;(e.setXLength(n[1]-n[0]),e.setYLength(n[3]-n[2]),e.setZLength(n[5]-n[4]),e.setCenter([(n[0]+n[1])/2,(n[2]+n[3])/2,(n[4]+n[5])/2]))}}(e,t)}var Vf={newInstance:sn.newInstance(Ef,&quot;vtkCubeSource&quot;),extend:Ef};const{vtkErrorMacro:Lf}=sn;const Bf={};function Ff(e,t,n={}){Object.assign(t,Bf,n),sn.obj(e,t),sn.algo(e,t,1,1),t._cubeSource=Vf.newInstance(),sn.moveToProtected(e,t,[&quot;cubeSource&quot;,&quot;tmpOut&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkImageDataOutlineFilter&quot;);const n={...e};e.requestData=(e,n)=&gt;{const r=e[0];if(!r||!r.isA(&quot;vtkImageData&quot;))return void Lf(&quot;Invalid or missing input&quot;);const o=r.getSpatialExtent();o?(t._cubeSource.setBounds(o),t._cubeSource.setMatrix(r.getIndexToWorld()),n[0]=t._cubeSource.getOutputData()):Lf(&quot;Unable to fetch spatial extents of input image.&quot;)},e.getMTime=()=&gt;Math.max(n.getMTime(),t._cubeSource.getMTime()),e.setGenerateFaces=t._cubeSource.setGenerateFaces,e.setGenerateLines=t._cubeSource.setGenerateLines,e.getGenerateFaces=t._cubeSource.getGenerateFaces,e.getGenerateLines=t._cubeSource.getGenerateLines}(e,t)}var Nf={newInstance:sn.newInstance(Ff,&quot;vtkImageDataOutlineFilter&quot;),extend:Ff};const{vtkWarningMacro:kf}=sn;let Gf;const Uf={preMultiplyFlag:!1,matrix:[...ho]};function _f(e,t,n={}){Object.assign(t,Uf,n),sn.obj(e,t),sn.setGet(e,t,[&quot;preMultiplyFlag&quot;]),sn.setGetArray(e,t,[&quot;matrix&quot;],16),function(e,t){t.classHierarchy.push(&quot;vtkAbstractTransform&quot;,&quot;vtkHomogeneousTransform&quot;,&quot;vtkTransform&quot;),e.transformPoint=(e,n)=&gt;(oe(n,e,t.matrix),n),e.transformPoints=(e,n)=&gt;{const r=new Float64Array(3),o=new Float64Array(3);for(let a=0;a&lt;e.length;a+=3)r[0]=e[a],r[1]=e[a+1],r[2]=e[a+2],oe(o,r,t.matrix),n[a]=o[0],n[a+1]=o[1],n[a+2]=o[2];return n},e.preMultiply=()=&gt;{e.setPreMultiplyFlag(!0)},e.postMultiply=()=&gt;{e.setPreMultiplyFlag(!1)},e.transformMatrix=(e,n)=&gt;(t.preMultiplyFlag?A(n,t.matrix,e):A(n,e,t.matrix),n),e.transformMatrices=(e,n)=&gt;{const r=new Float64Array(16),o=new Float64Array(16),a=t.preMultiplyFlag?()=&gt;A(o,t.matrix,r):()=&gt;A(o,r,t.matrix);for(let t=0;t&lt;e.length;t+=16){for(let n=0;n&lt;16;++n)r[n]=e[t+n];a();for(let e=0;e&lt;16;++e)n[t+e]=o[e]}return n},e.getInverse=()=&gt;Gf({matrix:za.invertMatrix(Array.from(t.matrix),[],4),preMultiplyFlag:t.preMultiplyFlag}),e.translate=(n,r,o)=&gt;{if(0===n&amp;&amp;0===r&amp;&amp;0===o)return;const a=v();R(a,[n,r,o]),t.preMultiplyFlag?A(t.matrix,t.matrix,a):A(t.matrix,a,t.matrix),e.modified()},e.rotateWXYZ=(n,r,o,a)=&gt;{if(0===r&amp;&amp;0===o&amp;&amp;0===a)return void kf(&quot;No rotation applied, axis is zero vector.&quot;);if(0===n)return;const i=za.radiansFromDegrees(n),s=pe();fe(s,[r,o,a],i);const l=new Float64Array(16);F(l,s),t.preMultiplyFlag?A(t.matrix,t.matrix,l):A(t.matrix,l,t.matrix),e.modified()},e.rotateX=t=&gt;{e.rotateWXYZ(t,1,0,0)},e.rotateY=t=&gt;{e.rotateWXYZ(t,0,1,0)},e.rotateZ=t=&gt;{e.rotateWXYZ(t,0,0,1)},e.scale=(n,r,o)=&gt;{if(1===n&amp;&amp;1===r&amp;&amp;1===o)return;const a=v();M(a,[n,r,o]),t.preMultiplyFlag?A(t.matrix,t.matrix,a):A(t.matrix,a,t.matrix),e.modified()},e.transformNormal=(n,r=[])=&gt;{const o=s(i(),t.matrix),a=i();d(a,o);const l=i();return u(l,a),e.transformVector(n,r,l),za.normalize(r),r},e.transformNormals=(n,r)=&gt;{const o=n.getData(),a=r.getData(),l=[0,0,0],c=s(i(),t.matrix),p=i();d(p,c);const f=i();u(f,p);for(let t=0;t&lt;o.length;t+=3)l[0]=o[t],l[1]=o[t+1],l[2]=o[t+2],e.transformVector(l,l,f),za.normalize(l),a[t]=l[0],a[t+1]=l[1],a[t+2]=l[2]},e.transformVector=(e,n=[],r=null)=&gt;(ae(n,e,r||s(i(),t.matrix)),n),e.transformVectors=(t,n)=&gt;{const r=t.getData(),o=n.getData(),a=[0,0,0];for(let t=0;t&lt;r.length;t+=3)a[0]=r[t],a[1]=r[t+1],a[2]=r[t+2],e.transformVector(a,a),za.normalize(a),o[t]=a[0],o[t+1]=a[1],o[t+2]=a[2]},e.transformPointsNormalsVectors=(t,n,r,o,a,i,s=null,l=null)=&gt;{const c=t.getNumberOfPoints(),u=s?.length??0,d=new Float64Array(3),p=new Float64Array(3),f=new Float64Array(3),g=new Float64Array(3);let m=!1,h=!1,v=!1;const T=[];for(let x=0;x&lt;c;x++){if(t.getPoint(x,d),p.set(d),e.transformPoint(d,d),n.setPoint(x,...d),za.areEquals(p,d)||(m=!0),a){const t=a.getData(),n=i.getData();d[0]=t[3*x],d[1]=t[3*x+1],d[2]=t[3*x+2],f.set(d),e.transformVector(d,d),n[3*x]=d[0],n[3*x+1]=d[1],n[3*x+2]=d[2],za.areEquals(f,d)||(h=!0)}if(r){const t=r.getData(),n=o.getData();d[0]=t[3*x],d[1]=t[3*x+1],d[2]=t[3*x+2],g.set(d),e.transformNormal(d,d),n[3*x]=d[0],n[3*x+1]=d[1],n[3*x+2]=d[2],za.areEquals(g,d)||(v=!0)}if(s)for(let t=0;t&lt;u;t++){const n=s[t].getData(),r=l[t].getData();d[0]=n[3*x],d[1]=n[3*x+1],d[2]=n[3*x+2],f.set(d),e.transformVector(d,d),r[3*x]=d[0],r[3*x+1]=d[1],r[3*x+2]=d[2],za.arrayEqual(f,d)||T.includes(t)||T.push(t)}}m&amp;&amp;n.modified(),h&amp;&amp;i.modified(),v&amp;&amp;o.modified(),T.forEach((e=&gt;l[e].modified()))}}(e,t)}Gf=sn.newInstance(_f,&quot;vtkTransform&quot;);var Kf={newInstance:Gf,extend:_f};function zf(e,t,n){return e.length&gt;0?`${e.map((e=&gt;e?.getMTime()??&quot;x&quot;)).join(&quot;/&quot;)}-${t}-${n}`:&quot;0&quot;}function Wf(e,t){return`${t.getMTime()}`}const Hf={NEAREST:0,LINEAR:1};var jf={InterpolationType:Hf};const{vtkErrorMacro:Xf}=ln,qf=e=&gt;e.split(&quot;\\n&quot;).map((e=&gt;e.trim())).filter(Boolean);function Yf(e,t,n){return t.identity(n),e.reduce(((e,n,r)=&gt;0===r?n?t.copy(e,n):t.identity(e):n?t.multiply(e,e,n):e),n)}function Jf(e,t){t.classHierarchy.push(&quot;vtkOpenGLImageResliceMapper&quot;);const n=new Map;function r(t,r,o){r!==o&amp;&amp;(function(t,r){if(!r)return;const o=(n.get(r)??0)-1;o&lt;=0?(t.unregisterGraphicsResourceUser(r,e),n.delete(r)):n.set(r,o)}(t,r),function(t,r){if(!r)return;const o=n.get(r)??0,a=o+1;n.set(r,a),o&lt;=0&amp;&amp;t.registerGraphicsResourceUser(r,e)}(t,o))}function o(t){[...n.keys()].forEach((n=&gt;t.unregisterGraphicsResourceUser(n,e)))}function a(e,n,r,o,a){const i=e.map((e=&gt;e.join(&quot;-&quot;))).join(&quot;|&quot;);i!==t[o]&amp;&amp;(t[o]=i,t[a]&amp;&amp;t[a].releaseGraphicsResources(),t[a]=function(e,n,r){let o=t.renderable.getLabelOutlineTextureWidth();o&lt;=0&amp;&amp;(o=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const a=e.length,i=new n(o*a);for(let t=0;t&lt;a;t++){const n=e[t];for(let e=0;e&lt;o;e++)i[t*o+e]=n[e]??n[0]}const s=Hd.newInstance({resizable:!1});return s.setOpenGLRenderWindow(t._openGLRenderWindow),s.resetFormatAndType(),s.setMinificationFilter(wd.NEAREST),s.setMagnificationFilter(wd.NEAREST),s.create2DFromRaw({width:o,height:a,numComps:1,dataType:r,data:i}),s}(e,n,r))}e.buildPass=n=&gt;{if(n){t.currentRenderPass=null,t._openGLImageSlice=e.getFirstAncestorOfType(&quot;vtkOpenGLImageSlice&quot;),t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;);const n=t._openGLRenderer.getRenderable();t._openGLCamera=t._openGLRenderer.getViewNodeFor(n.getActiveCamera(),t.openGLCamera);const r=t._openGLRenderWindow;t._openGLRenderWindow=t._openGLRenderer.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;),r&amp;&amp;!r.isDeleted()&amp;&amp;r!==t._openGLRenderWindow&amp;&amp;o(r),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow)}},e.translucentPass=(n,r)=&gt;{n&amp;&amp;(t.currentRenderPass=r,e.render())},e.zBufferPass=n=&gt;{n&amp;&amp;(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.opaqueZBufferPass=t=&gt;e.zBufferPass(t),e.opaquePass=t=&gt;{t&amp;&amp;e.render()},e.getCoincidentParameters=(e,n)=&gt;t.renderable.getResolveCoincidentTopology()==Pl.PolygonOffset?t.renderable.getCoincidentTopologyPolygonOffsetParameters():null,e.render=()=&gt;{const n=t._openGLImageSlice.getRenderable(),r=t._openGLRenderer.getRenderable();e.renderPiece(r,n)},e.renderPiece=(n,r)=&gt;{e.invokeEvent({type:&quot;StartEvent&quot;}),t.renderable.update();const o=t.renderable.getNumberOfInputPorts();t.currentValidInputs=[];for(let e=0;e&lt;o;++e){const n=t.renderable.getInputData(e);n&amp;&amp;!n.isDeleted()&amp;&amp;t.currentValidInputs.push({imageData:n,inputIndex:e})}const a=t.currentValidInputs.length;if(a&lt;=0)return void Xf(&quot;No input!&quot;);t.labelOutlineProperties=function(e,t){const n=[];for(let r=0;r&lt;t.length;r++){const o=e.getProperty(t[r].inputIndex);o?.getUseLabelOutline()&amp;&amp;n.push({property:o,arrayIndex:r})}return n}(r,t.currentValidInputs);const i=t.currentValidInputs[0].imageData.getPointData().getScalars();t.multiTexturePerVolumeEnabled=a&gt;1,t.numberOfComponents=t.multiTexturePerVolumeEnabled?a:i.getNumberOfComponents(),e.updateResliceGeometry(),e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r),e.invokeEvent({type:&quot;EndEvent&quot;})},e.renderPieceStart=(n,r)=&gt;{e.updateBufferObjects(n,r);const o=r.getProperties();t.currentValidInputs.forEach((({inputIndex:e},n)=&gt;{const r=o[e],a=t.scalarTextures[n];if(!r||!a)return;r.getInterpolationType()===Hf.NEAREST?(a.setMinificationFilter(wd.NEAREST),a.setMagnificationFilter(wd.NEAREST)):(a.setMinificationFilter(wd.LINEAR),a.setMagnificationFilter(wd.LINEAR))}));const a=t.currentValidInputs[0],i=o[a.inputIndex],s=i?.getInterpolationType();s===Hf.NEAREST?(t.colorTexture.setMinificationFilter(wd.NEAREST),t.colorTexture.setMagnificationFilter(wd.NEAREST),t.pwfTexture.setMinificationFilter(wd.NEAREST),t.pwfTexture.setMagnificationFilter(wd.NEAREST)):(t.colorTexture.setMinificationFilter(wd.LINEAR),t.colorTexture.setMagnificationFilter(wd.LINEAR),t.pwfTexture.setMinificationFilter(wd.LINEAR),t.pwfTexture.setMagnificationFilter(wd.LINEAR)),t.lastBoundBO=null},e.renderPieceDraw=(n,r)=&gt;{const o=t.context,a=t.labelOutlineProperties.length&gt;0,i=[...t.scalarTextures,t.colorTexture,t.pwfTexture];a&amp;&amp;(i.push(t.labelOutlineThicknessTexture),i.push(t.labelOutlineOpacityTexture)),i.forEach((e=&gt;e.activate())),e.updateShaders(t.tris,n,r),o.drawArrays(o.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release(),i.forEach((e=&gt;e.deactivate()))},e.renderPieceFinish=(e,t)=&gt;{},e.updateBufferObjects=(t,n)=&gt;{e.getNeedToRebuildBufferObjects(t,n)&amp;&amp;e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=&gt;{const o=r.getProperty(t.currentValidInputs[0].inputIndex),a=t.labelOutlineProperties.length&gt;0;return t.VBOBuildTime.getMTime()&lt;e.getMTime()||t.VBOBuildTime.getMTime()&lt;r.getMTime()||t.VBOBuildTime.getMTime()&lt;t.renderable.getMTime()||t.VBOBuildTime.getMTime()&lt;o?.getMTime()||t.currentValidInputs.some((({imageData:e})=&gt;t.VBOBuildTime.getMTime()&lt;e.getMTime()))||t.VBOBuildTime.getMTime()&lt;t.resliceGeom.getMTime()||t.scalarTextures.length!==t.currentValidInputs.length||!t.scalarTextures.every((e=&gt;!!e?.getHandle()))||!t.colorTexture?.getHandle()||!t.pwfTexture?.getHandle()||a&amp;&amp;(!t.labelOutlineThicknessTexture?.getHandle()||!t.labelOutlineOpacityTexture?.getHandle())},e.buildBufferObjects=(n,o)=&gt;{const a=o.getProperties();t.currentValidInputs.forEach((({imageData:e,inputIndex:n},o)=&gt;{const i=e.getPointData().getScalars(),s=t._openGLRenderWindow.getGraphicsResourceForObject(i),l=Wf(0,i),c=!s?.oglObject?.getHandle()||s?.hash!==l,u=a[n],d=u?.getUpdatedExtents()??[],p=!!d.length;if(c&amp;&amp;!p){const n=Hd.newInstance();n.setOpenGLRenderWindow(t._openGLRenderWindow);const r=e.getDimensions();n.setOglNorm16Ext(t.context.getExtension(&quot;EXT_texture_norm16&quot;)),n.resetFormatAndType(),n.create3DFilterableFromDataArray({width:r[0],height:r[1],depth:r[2],dataArray:i}),t._openGLRenderWindow.setGraphicsResourceForObject(i,n,l),t.scalarTextures[o]=n}else t.scalarTextures[o]=s.oglObject;if(p){u.setUpdatedExtents([]);const n=e.getDimensions();t.scalarTextures[o].create3DFilterableFromDataArray({width:n[0],height:n[1],depth:n[2],dataArray:i,updatedExtents:d})}r(t._openGLRenderWindow,t._scalarTexturesCore[o],i),t._scalarTexturesCore[o]=i}));const i=t.currentValidInputs[0],s=a[i.inputIndex];if(!s)return void Xf(&quot;Missing property for first input&quot;);const l=s.getIndependentComponents(),c=l?t.numberOfComponents:1,u=l?2*c:1,d=[];for(let e=0;e&lt;c;++e)if(t.multiTexturePerVolumeEnabled){const n=t.currentValidInputs[e],r=n?a[n.inputIndex]:null;d.push(r?.getRGBTransferFunction()||null)}else d.push(s.getRGBTransferFunction(e));const p=zf(d,l,c),f=s.getRGBTransferFunction(),g=t._openGLRenderWindow.getGraphicsResourceForObject(f);if(!g?.oglObject?.getHandle()||g?.hash!==p){let e=t.renderable.getColorTextureWidth();e&lt;=0&amp;&amp;(e=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const n=new Uint8ClampedArray(e*u*3),r=Hd.newInstance();if(r.setOpenGLRenderWindow(t._openGLRenderWindow),f){const t=new Float32Array(3*e);for(let r=0;r&lt;c;r++){const o=d[r];if(o){const a=o.getRange();if(o.getTable(a[0],a[1],e,t,1),l)for(let o=0;o&lt;3*e;o++)n[r*e*6+o]=255*t[o],n[r*e*6+o+3*e]=255*t[o];else for(let o=0;o&lt;3*e;o++)n[r*e*3+o]=255*t[o]}}r.resetFormatAndType(),r.create2DFromRaw({width:e,height:u,numComps:3,dataType:ms.UNSIGNED_CHAR,data:n})}else{for(let t=0;t&lt;3*e;++t){const r=255*t/(3*(e-1));for(let o=0;o&lt;u;++o)n[o*e*3+t+0]=r,n[o*e*3+t+1]=r,n[o*e*3+t+2]=r}r.resetFormatAndType(),r.create2DFromRaw({width:e,height:1,numComps:3,dataType:ms.UNSIGNED_CHAR,data:n})}f&amp;&amp;t._openGLRenderWindow.setGraphicsResourceForObject(f,r,p),t.colorTexture=r}else t.colorTexture=g.oglObject;r(t._openGLRenderWindow,t._colorTextureCore,f),t._colorTextureCore=f;const m=[];for(let e=0;e&lt;c;++e)if(t.multiTexturePerVolumeEnabled){const n=t.currentValidInputs[e],r=n?a[n.inputIndex]:null;m.push(r?.getPiecewiseFunction()||null)}else m.push(s.getPiecewiseFunction(e));const h=zf(m,l,c),v=s.getPiecewiseFunction(),T=t._openGLRenderWindow.getGraphicsResourceForObject(v);if(!T?.oglObject?.getHandle()||T?.hash!==h){let e=t.renderable.getOpacityTextureWidth();e&lt;=0&amp;&amp;(e=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const n=e*u,r=new Uint8ClampedArray(n),o=Hd.newInstance();if(o.setOpenGLRenderWindow(t._openGLRenderWindow),v){const t=new Float32Array(n),r=new Float32Array(e);for(let n=0;n&lt;c;++n){const o=m[n];if(null===o)t.fill(1);else{const a=o.getRange();if(o.getTable(a[0],a[1],e,r,1),l)for(let o=0;o&lt;e;o++)t[n*e*2+o]=r[o],t[n*e*2+o+e]=r[o];else for(let n=0;n&lt;e;n++)t[n]=r[n]}}o.resetFormatAndType(),o.create2DFromRaw({width:e,height:u,numComps:1,dataType:ms.FLOAT,data:t})}else r.fill(255),o.resetFormatAndType(),o.create2DFromRaw({width:e,height:u,numComps:1,dataType:ms.UNSIGNED_CHAR,data:r});v&amp;&amp;t._openGLRenderWindow.setGraphicsResourceForObject(v,o,h),t.pwfTexture=o}else t.pwfTexture=T.oglObject;r(t._openGLRenderWindow,t._pwfTextureCore,v),t._pwfTextureCore=v,t.labelOutlineProperties.length&gt;0&amp;&amp;(e.updateLabelOutlineThicknessTexture(t.labelOutlineProperties),e.updateLabelOutlineOpacityTexture(t.labelOutlineProperties));const x=`${t.resliceGeom.getMTime()}A${t.renderable.getSlabThickness()}`;if(!t.tris.getCABO().getElementCount()||t.VBOBuildString!==x){const e=Is.newInstance({numberOfComponents:3,values:t.resliceGeom.getPoints().getData()});e.setName(&quot;points&quot;);const n=Is.newInstance({numberOfComponents:1,values:t.resliceGeom.getPolys().getData()}),r={points:e,cellOffset:0};if(t.renderable.getSlabThickness()&gt;0){const e=t.resliceGeom.getPointData().getNormals();e?r.normals=e:Xf(&quot;Slab mode requested without normals&quot;)}t.tris.getCABO().createVBO(n,&quot;polys&quot;,rs.SURFACE,r)}t.VBOBuildString=x,t.VBOBuildTime.modified()},e.updateShaders=(n,r,o)=&gt;{if(t.lastBoundBO=n,e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(a,r,o);const i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==n.getProgram()&amp;&amp;(n.setProgram(i),n.getVAO().releaseGraphicsResources()),n.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram());n.getVAO().bind(),e.setMapperShaderParameters(n,r,o),e.setCameraShaderParameters(n,r,o),e.setPropertyShaderParameters(n,r,o)},e.setMapperShaderParameters=(n,r,o)=&gt;{const a=n.getProgram(),i=t.currentValidInputs[0].imageData;if(n.getCABO().getElementCount()&amp;&amp;(t.VBOBuildTime.getMTime()&gt;n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()&gt;n.getAttributeUpdateTime().getMTime())){t.scalarTextures.forEach(((e,t)=&gt;{a.setUniformi(`volumeTexture[${t}]`,e.getTextureUnit())})),a.isAttributeUsed(&quot;vertexWC&quot;)&amp;&amp;(n.getVAO().addAttributeArray(a,n.getCABO(),&quot;vertexWC&quot;,n.getCABO().getVertexOffset(),n.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||Xf(&quot;Error setting vertexWC in shader VAO.&quot;)),a.isAttributeUsed(&quot;normalWC&quot;)&amp;&amp;(n.getVAO().addAttributeArray(a,n.getCABO(),&quot;normalWC&quot;,n.getCABO().getNormalOffset(),n.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||Xf(&quot;Error setting normalWC in shader VAO.&quot;)),a.isUniformUsed(&quot;slabThickness&quot;)&amp;&amp;a.setUniformf(&quot;slabThickness&quot;,t.renderable.getSlabThickness()),a.isUniformUsed(&quot;spacing&quot;)&amp;&amp;a.setUniform3fv(&quot;spacing&quot;,i.getSpacing()),a.isUniformUsed(&quot;slabType&quot;)&amp;&amp;a.setUniformi(&quot;slabType&quot;,t.renderable.getSlabType()),a.isUniformUsed(&quot;slabTrapezoid&quot;)&amp;&amp;a.setUniformi(&quot;slabTrapezoid&quot;,t.renderable.getSlabTrapezoidIntegration());const e=n.getCABO().getCoordShiftAndScaleEnabled()?n.getCABO().getInverseShiftAndScaleMatrix():null;for(let n=0;n&lt;t.currentValidInputs.length;n++){const r=`WCTCMatrix${n}`;if(a.isUniformUsed(r)){const o=t.currentValidInputs[n].imageData,i=o.getDimensions();T(t.tmpMat4,o.getIndexToWorld()),C(t.tmpMat4,t.tmpMat4,[-.5,-.5,-.5]),S(t.tmpMat4,t.tmpMat4,i),b(t.tmpMat4,t.tmpMat4),e&amp;&amp;A(t.tmpMat4,t.tmpMat4,e),a.setUniformMatrix(r,t.tmpMat4)}}a.isUniformUsed(&quot;vboScaling&quot;)&amp;&amp;a.setUniform3fv(&quot;vboScaling&quot;,n.getCABO().getCoordScale()??[1,1,1]),n.getAttributeUpdateTime().modified()}if(t.haveSeenDepthRequest&amp;&amp;n.getProgram().setUniformi(&quot;depthRequest&quot;,t.renderDepth?1:0),n.getProgram().isUniformUsed(&quot;coffset&quot;)){const t=e.getCoincidentParameters(r,o);n.getProgram().setUniformf(&quot;coffset&quot;,t.offset),n.getProgram().isUniformUsed(&quot;cfactor&quot;)&amp;&amp;n.getProgram().setUniformf(&quot;cfactor&quot;,t.factor)}},e.setCameraShaderParameters=(e,n,r)=&gt;{const o=t._openGLCamera.getKeyMatrices(n),a=t._openGLImageSlice.getKeyMatrices(),i=e.getCABO().getCoordShiftAndScaleEnabled()?e.getCABO().getInverseShiftAndScaleMatrix():null,s=e.getProgram();s.isUniformUsed(&quot;MCPCMatrix&quot;)&amp;&amp;(x(t.tmpMat4),s.setUniformMatrix(&quot;MCPCMatrix&quot;,Yf([o.wcpc,a.mcwc,i],H,t.tmpMat4))),s.isUniformUsed(&quot;MCVCMatrix&quot;)&amp;&amp;(x(t.tmpMat4),s.setUniformMatrix(&quot;MCVCMatrix&quot;,Yf([o.wcvc,a.mcwc,i],H,t.tmpMat4)))},e.setPropertyShaderParameters=(e,n,r)=&gt;{const o=e.getProgram(),a=r.getProperty(t.currentValidInputs[0].inputIndex),i=t.multiTexturePerVolumeEnabled?1:a.getOpacity();o.setUniformf(&quot;opacity&quot;,i);const s=t.numberOfComponents,c=a.getIndependentComponents(),u=t.multiTexturePerVolumeEnabled,p=r.getProperties();if(c)for(let e=0;e&lt;s;++e){const n=u?p[t.currentValidInputs[e].inputIndex]:a;o.setUniformf(`mix${e}`,n.getComponentWeight(0))}for(let e=0;e&lt;s;e++){const n=u?e:0,r=u?0:e,i=t.scalarTextures[n].getVolumeInfo(),s=i.scale[r],l=i.offset[r],d=c?e:0,f=u?p[t.currentValidInputs[e].inputIndex]:a;let g=f.getColorWindow(),m=f.getColorLevel();const h=f.getRGBTransferFunction(u?0:d);if(h&amp;&amp;f.getUseLookupTableScalarRange()){const e=h.getRange();g=e[1]-e[0],m=.5*(e[1]+e[0])}const v=s/g,T=(l-m)/g+.5;o.setUniformf(`cshift${e}`,T),o.setUniformf(`cscale${e}`,v);let x=1,y=0;const b=f.getPiecewiseFunction(u?0:d);if(b){const e=b.getRange(),t=e[1]-e[0];x=s/t,y=(l-.5*(e[0]+e[1]))/t+.5}o.setUniformf(`pwfshift${e}`,y),o.setUniformf(`pwfscale${e}`,x)}const f=t.colorTexture.getTextureUnit();o.setUniformi(&quot;colorTexture1&quot;,f);const g=t.pwfTexture.getTextureUnit();if(o.setUniformi(&quot;pwfTexture1&quot;,g),o.setUniform4fv(&quot;backgroundColor&quot;,t.renderable.getBackgroundColor()),t.labelOutlineProperties.length&gt;0){const e=t.labelOutlineThicknessTexture.getTextureUnit();o.setUniformi(&quot;labelOutlineThicknessTexture&quot;,e);const n=t.labelOutlineOpacityTexture.getTextureUnit();o.setUniformi(&quot;labelOutlineOpacityTexture&quot;,n);let r=t.renderable.getLabelOutlineTextureWidth();r&lt;=0&amp;&amp;(r=t.context.getParameter(t.context.MAX_TEXTURE_SIZE)),o.setUniformf(&quot;labelOutlineTextureWidth&quot;,r),o.setUniformf(&quot;numLabelmaps&quot;,t.labelOutlineProperties.length);const a=t.renderable.getSlicePlane();if(t._tmpTangent1.fill(0),t._tmpTangent2.fill(0),a){const e=a.getNormal();za.perpendiculars(e,t._tmpTangent1,t._tmpTangent2,0)}else t._tmpTangent1[0]=1,t._tmpTangent2[1]=1;for(let e=0;e&lt;t.currentValidInputs.length;e++){const n=t.currentValidInputs[e].imageData;l(t._tmpMat3,...n.getDirection()),d(t._tmpMat3,t._tmpMat3),ae(t._tmpVec3a,t._tmpTangent1,t._tmpMat3),ae(t._tmpVec3b,t._tmpTangent2,t._tmpMat3);const r=`outlineTangent1_${e}`,a=`outlineTangent2_${e}`;o.isUniformUsed(r)&amp;&amp;o.setUniform3fv(r,t._tmpVec3a),o.isUniformUsed(a)&amp;&amp;o.setUniform3fv(a,t._tmpVec3b)}for(let e=0;e&lt;t.currentValidInputs.length;e++){const n=`texelSize${e}`;if(o.isUniformUsed(n)){const r=t.currentValidInputs[e].imageData,a=r.getDimensions(),i=r.getSpacing(),s=Math.min(Math.abs(i[0]),Math.abs(i[1]),Math.abs(i[2]));t._tmpTexelSize[0]=s/(a[0]*Math.abs(i[0])),t._tmpTexelSize[1]=s/(a[1]*Math.abs(i[1])),t._tmpTexelSize[2]=s/(a[2]*Math.abs(i[2])),o.setUniform3fv(n,t._tmpTexelSize)}}}},e.getNeedToRebuildShaders=(e,n,r)=&gt;{const o=r.getProperty(t.currentValidInputs[0].inputIndex).getIndependentComponents(),a=t.labelOutlineProperties.length&gt;0,i=t.renderable.getSlabThickness(),s=t.renderable.getSlabType(),l=t.renderable.getSlabTrapezoidIntegration();let c=!1;(!t.currentRenderPass&amp;&amp;t.lastRenderPassShaderReplacement||t.currentRenderPass&amp;&amp;t.currentRenderPass.getShaderReplacement()!==t.lastRenderPassShaderReplacement)&amp;&amp;(c=!0);const u=t.currentValidInputs?.length??0;return!(!c&amp;&amp;t.lastHaveSeenDepthRequest===t.haveSeenDepthRequest&amp;&amp;t.lastNumberOfComponents===t.numberOfComponents&amp;&amp;t.lastMultiTexturePerVolumeEnabled===t.multiTexturePerVolumeEnabled&amp;&amp;0!==e.getProgram()?.getHandle()&amp;&amp;t.lastIndependentComponents===o&amp;&amp;t.lastUseLabelOutline===a&amp;&amp;t.lastNumValidInputs===u&amp;&amp;t.lastSlabThickness===i&amp;&amp;t.lastSlabType===s&amp;&amp;t.lastSlabTrapezoidIntegration===l)&amp;&amp;(t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,t.lastNumberOfComponents=t.numberOfComponents,t.lastMultiTexturePerVolumeEnabled=t.multiTexturePerVolumeEnabled,t.lastIndependentComponents=o,t.lastUseLabelOutline=a,t.lastNumValidInputs=u,t.lastSlabThickness=i,t.lastSlabType=s,t.lastSlabTrapezoidIntegration=l,!0)},e.getShaderTemplate=(e,t,n)=&gt;{e.Vertex=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkImageResliceMapperVS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n\\n// all variables that represent positions or directions have a suffix\\n// indicating the coordinate system they are in. The possible values are\\n// MC - Model coordinates\\n// WC - World coordinates\\n// VC - View coordinates\\n// DC - Display coordinates\\n// TC - Texture coordinates\\n\\n// frag position in VC\\n//VTK::PositionVC::Dec\\n\\n// Texture coordinates\\n//VTK::TCoord::Dec\\n\\n// picking support\\n//VTK::Picking::Dec\\n\\n// camera and actor matrix values\\n//VTK::Camera::Dec\\n\\nvoid main()\\n{\\n  //VTK::PositionVC::Impl\\n\\n  //VTK::TCoord::Impl\\n\\n  //VTK::Picking::Impl\\n}\\n&quot;,e.Fragment=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkImageResliceMapperFS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n// Template for the gpu image mapper fragment shader\\n\\n// VC position of this fragment\\n//VTK::PositionVC::Dec\\n\\n// Texture coordinates\\n//VTK::TCoord::Dec\\n\\n// picking support\\n//VTK::Picking::Dec\\n\\n// handle coincident offsets\\n//VTK::Coincident::Dec\\n\\n//VTK::ZBuffer::Dec\\n\\n// the output of this shader\\n//VTK::Output::Dec\\n\\nvoid main()\\n{\\n  // VC position of this fragment. This should not branch/return/discard.\\n  //VTK::PositionVC::Impl\\n\\n  // Place any calls that require uniform flow (e.g. dFdx) here.\\n  //VTK::UniformFlow::Impl\\n\\n  // Set gl_FragDepth here (gl_FragCoord.z by default)\\n  //VTK::Depth::Impl\\n\\n  // Early depth peeling abort:\\n  //VTK::DepthPeeling::PreColor\\n\\n  //VTK::TCoord::Impl\\n\\n  if (gl_FragData[0].a &lt;= 0.0)\\n    {\\n    discard;\\n    }\\n\\n  //VTK::DepthPeeling::Impl\\n\\n  //VTK::Picking::Impl\\n\\n  // handle coincident offsets\\n  //VTK::Coincident::Impl\\n\\n  //VTK::ZBuffer::Impl\\n\\n  //VTK::RenderPassFragmentShader::Impl\\n}\\n&quot;,e.Geometry=&quot;&quot;},e.replaceShaderValues=(n,r,o)=&gt;{if(e.replaceShaderTCoord(n,r,o),e.replaceShaderPositionVC(n,r,o),t.haveSeenDepthRequest){let e=n.Fragment;e=vd.substitute(e,&quot;//VTK::ZBuffer::Dec&quot;,&quot;uniform int depthRequest;&quot;).result,e=vd.substitute(e,&quot;//VTK::ZBuffer::Impl&quot;,[&quot;if (depthRequest == 1) {&quot;,&quot;float iz = floor(gl_FragCoord.z*65535.0 + 0.1);&quot;,&quot;float rf = floor(iz/256.0)/255.0;&quot;,&quot;float gf = mod(iz,256.0)/255.0;&quot;,&quot;gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }&quot;]).result,n.Fragment=e}e.replaceShaderCoincidentOffset(n,r,o)},e.replaceShaderTCoord=(e,n,r)=&gt;{let o=e.Vertex;const a=e.Geometry;let i=e.Fragment;const s=t.labelOutlineProperties.length&gt;0,l=t.renderable.getSlabThickness();o=vd.substitute(o,&quot;//VTK::TCoord::Dec&quot;,[]).result,o=vd.substitute(o,&quot;//VTK::TCoord::Impl&quot;,[]).result;const c=t.numberOfComponents,u=r.getProperty(t.currentValidInputs[0].inputIndex).getIndependentComponents(),d=t.scalarTextures.length;let p=[`uniform highp sampler3D volumeTexture[${d}];`,&quot;uniform float cshift0;&quot;,&quot;uniform float cscale0;&quot;,&quot;uniform float pwfshift0;&quot;,&quot;uniform float pwfscale0;&quot;,&quot;uniform sampler2D colorTexture1;&quot;,&quot;uniform sampler2D pwfTexture1;&quot;,&quot;uniform float opacity;&quot;,&quot;uniform vec4 backgroundColor;&quot;];for(let e=0;e&lt;d;e++)p.push(`uniform mat4 WCTCMatrix${e};`);if(s){p=p.concat([&quot;uniform sampler2D labelOutlineThicknessTexture;&quot;,&quot;uniform sampler2D labelOutlineOpacityTexture;&quot;,&quot;uniform float labelOutlineTextureWidth;&quot;,&quot;uniform float numLabelmaps;&quot;]);for(let e=0;e&lt;d;e++)p.push(`uniform vec3 outlineTangent1_${e};`),p.push(`uniform vec3 outlineTangent2_${e};`),p.push(`uniform vec3 texelSize${e};`)}if(p.push(&quot;vec4 rawSampleTexture(vec3 worldPos) {&quot;),t.multiTexturePerVolumeEnabled){p.push(&quot;vec4 rawSample;&quot;);for(let e=0;e&lt;d;++e)p.push(`vec3 tc${e} = (WCTCMatrix${e} * vec4(worldPos, 1.0)).xyz;`,`rawSample[${e}] = texture(volumeTexture[${e}], tc${e})[0];`);p.push(&quot;return rawSample;&quot;,&quot;}&quot;)}else p.push(&quot;vec3 tc0 = (WCTCMatrix0 * vec4(worldPos, 1.0)).xyz;&quot;,&quot;return texture(volumeTexture[0], tc0);&quot;,&quot;}&quot;);if(u){for(let e=1;e&lt;c;e++)p=p.concat([`uniform float cshift${e};`,`uniform float cscale${e};`,`uniform float pwfshift${e};`,`uniform float pwfscale${e};`]);switch(c){case 1:p=p.concat([&quot;uniform float mix0;&quot;,&quot;#define height0 0.5&quot;]);break;case 2:p=p.concat([&quot;uniform float mix0;&quot;,&quot;uniform float mix1;&quot;,&quot;#define height0 0.25&quot;,&quot;#define height1 0.75&quot;]);break;case 3:p=p.concat([&quot;uniform float mix0;&quot;,&quot;uniform float mix1;&quot;,&quot;uniform float mix2;&quot;,&quot;#define height0 0.17&quot;,&quot;#define height1 0.5&quot;,&quot;#define height2 0.83&quot;]);break;case 4:p=p.concat([&quot;uniform float mix0;&quot;,&quot;uniform float mix1;&quot;,&quot;uniform float mix2;&quot;,&quot;uniform float mix3;&quot;,&quot;#define height0 0.125&quot;,&quot;#define height1 0.375&quot;,&quot;#define height2 0.625&quot;,&quot;#define height3 0.875&quot;]);break;default:Xf(&quot;Unsupported number of independent coordinates.&quot;)}}l&gt;0&amp;&amp;(p=p.concat([&quot;uniform vec3 spacing;&quot;,&quot;uniform float slabThickness;&quot;,&quot;uniform int slabType;&quot;,&quot;uniform int slabTrapezoid;&quot;,&quot;uniform vec3 vboScaling;&quot;]),p=p.concat([&quot;vec4 compositeValue(vec4 currVal, vec4 valToComp, int trapezoid)&quot;,&quot;{&quot;,&quot;  vec4 retVal = vec4(1.0);&quot;,&quot;  if (slabType == 0) // min&quot;,&quot;  {&quot;,&quot;    retVal = min(currVal, valToComp);&quot;,&quot;  }&quot;,&quot;  else if (slabType == 1) // max&quot;,&quot;  {&quot;,&quot;    retVal = max(currVal, valToComp);&quot;,&quot;  }&quot;,&quot;  else if (slabType == 3) // sum&quot;,&quot;  {&quot;,&quot;    retVal = currVal + (trapezoid &gt; 0 ? 0.5 * valToComp : valToComp); &quot;,&quot;  }&quot;,&quot;  else // mean&quot;,&quot;  {&quot;,&quot;    retVal = currVal + (trapezoid &gt; 0 ? 0.5 * valToComp : valToComp); &quot;,&quot;  }&quot;,&quot;  return retVal;&quot;,&quot;}&quot;])),i=vd.substitute(i,&quot;//VTK::TCoord::Dec&quot;,p).result;let f=[&quot;vec3 fragWorldPos = vertexWCVSOutput.xyz;&quot;,&quot;vec3 fragTexCoord = (WCTCMatrix0 * vec4(fragWorldPos, 1.0)).xyz;&quot;,&quot;if (any(greaterThan(fragTexCoord, vec3(1.0))) || any(lessThan(fragTexCoord, vec3(0.0))))&quot;,&quot;{&quot;,&quot;  // set the background color and exit&quot;,&quot;  gl_FragData[0] = backgroundColor;&quot;,&quot;  return;&quot;,&quot;}&quot;,&quot;vec4 tvalue = rawSampleTexture(fragWorldPos);&quot;];if(l&gt;0&amp;&amp;(f=f.concat([&quot;// Get the first and last samples&quot;,&quot;int numSlices = 1;&quot;,&quot;float scaling = min(min(spacing.x, spacing.y), spacing.z) * 0.5;&quot;,&quot;vec3 normalxspacing = scaling * normalWCVSOutput;&quot;,&quot;float distTraveled = length(normalxspacing);&quot;,&quot;int trapezoid = 0;&quot;,&quot;while (distTraveled &lt; slabThickness * 0.5)&quot;,&quot;{&quot;,&quot;  distTraveled += length(normalxspacing);&quot;,&quot;  float fnumSlices = float(numSlices);&quot;,&quot;  if (distTraveled &gt; slabThickness * 0.5)&quot;,&quot;  {&quot;,&quot;    // Before stepping outside the slab, sample at the boundaries&quot;,&quot;    normalxspacing = normalWCVSOutput * slabThickness * 0.5 / fnumSlices;&quot;,&quot;    trapezoid = slabTrapezoid;&quot;,&quot;  }&quot;,&quot;  vec3 worldPosNeg = vertexWCVSOutput.xyz - fnumSlices * normalxspacing * vboScaling;&quot;,&quot;  vec3 fragTCoordNeg = (WCTCMatrix0 * vec4(worldPosNeg, 1.0)).xyz;&quot;,&quot;  if (!any(greaterThan(fragTCoordNeg, vec3(1.0))) &amp;&amp; !any(lessThan(fragTCoordNeg, vec3(0.0))))&quot;,&quot;  {&quot;,&quot;    vec4 newVal = rawSampleTexture(worldPosNeg);&quot;,&quot;    tvalue = compositeValue(tvalue, newVal, trapezoid);&quot;,&quot;    numSlices += 1;&quot;,&quot;  }&quot;,&quot;  vec3 worldPosPos = vertexWCVSOutput.xyz + fnumSlices * normalxspacing * vboScaling;&quot;,&quot;  vec3 fragTCoordPos = (WCTCMatrix0 * vec4(worldPosPos, 1.0)).xyz;&quot;,&quot;  if (!any(greaterThan(fragTCoordPos, vec3(1.0))) &amp;&amp; !any(lessThan(fragTCoordPos, vec3(0.0))))&quot;,&quot;  {&quot;,&quot;    vec4 newVal = rawSampleTexture(worldPosPos);&quot;,&quot;    tvalue = compositeValue(tvalue, newVal, trapezoid);&quot;,&quot;    numSlices += 1;&quot;,&quot;  }&quot;,&quot;}&quot;,&quot;// Finally, if slab type is *mean*, divide the sum by the numSlices&quot;,&quot;if (slabType == 2)&quot;,&quot;{&quot;,&quot;  tvalue = tvalue / float(numSlices);&quot;,&quot;}&quot;])),u){const e=[&quot;r&quot;,&quot;g&quot;,&quot;b&quot;,&quot;a&quot;];for(let t=0;t&lt;c;++t)f=f.concat([`vec3 tcolor${t} = texture2D(colorTexture1, vec2(tvalue.${e[t]} * cscale${t} + cshift${t}, height${t})).rgb;`,`float compWeight${t} = mix${t} * texture2D(pwfTexture1, vec2(tvalue.${e[t]} * pwfscale${t} + pwfshift${t}, height${t})).r;`]);const n=[];if(s)for(let e=0;e&lt;c;e++){const o=r.getProperty(t.currentValidInputs[e].inputIndex);o?.getUseLabelOutline()&amp;&amp;n.push(e)}const o=e=&gt;{if(1===e)return[&quot;gl_FragData[0] = vec4(tcolor0.rgb, compWeight0 * opacity);&quot;];const t=Array.from({length:e},((e,t)=&gt;t)),n=t.map((e=&gt;`compWeight${e}`)).join(&quot; + &quot;),r=t.map((e=&gt;`(tcolor${e}.rgb * (compWeight${e} / weightSum))`)).join(&quot; + &quot;);return[`float weightSum = ${n};`,`gl_FragData[0] = vec4(vec3(${r}), opacity);`]};f=n.length&gt;0?f.concat(function(e,t){const n=[&quot;r&quot;,&quot;g&quot;,&quot;b&quot;,&quot;a&quot;],r=Array.from({length:t},((e,t)=&gt;t)),o=r.filter((t=&gt;!e.includes(t))),a=e.map((e=&gt;`vec3 labelTexCoord${e} = (WCTCMatrix${e} * vec4(fragWorldPos, 1.0)).xyz;`)).join(&quot;\\n                &quot;),i=0===e.length?&quot;&quot;:`float neighborLabel = ${e.map(((e,t)=&gt;0===t?`(labelInputIdx == ${t}) ? texture(volumeTexture[${e}], neighborTexCoord).r`:` : (labelInputIdx == ${t}) ? texture(volumeTexture[${e}], neighborTexCoord).r`)).join(&quot;&quot;)} : 0.0;`,s=[...o,...e].map((t=&gt;{const r=e.includes(t),o=e.indexOf(t);return r?`\\n        // Process input ${t} as labelmap\\n        {\\n          float labelValue = tvalue.${n[t]};\\n          int segmentIndex = int(labelValue * 255.0);\\n\\n          if (segmentIndex &gt; 0) {\\n            float textureCoordinate = float(segmentIndex - 1) / labelOutlineTextureWidth;\\n            float labelmapRow = (float(${o}) + 0.5) / numLabelmaps;\\n            float thicknessValue = texture2D(labelOutlineThicknessTexture, vec2(textureCoordinate, labelmapRow)).r;\\n            float labelOutlineOpacityValue = texture2D(labelOutlineOpacityTexture, vec2(textureCoordinate, labelmapRow)).r;\\n            int actualThickness = int(thicknessValue * 255.0);\\n\\n            vec3 currentLabelTC = labelTexCoord${t};\\n            vec3 currentTexelSize = texelSize${t};\\n            vec3 currentTangent1 = outlineTangent1_${t};\\n            vec3 currentTangent2 = outlineTangent2_${t};\\n\\n            bool pixelOnBorder = false;\\n            int labelInputIdx = ${o};\\n            for (int i = -actualThickness; i &lt;= actualThickness; i++) {\\n              for (int j = -actualThickness; j &lt;= actualThickness; j++) {\\n                if (i == 0 &amp;&amp; j == 0) continue;\\n                vec3 neighborTexCoord = currentLabelTC + float(i) * currentTangent1 * currentTexelSize + float(j) * currentTangent2 * currentTexelSize;\\n                if (any(greaterThan(neighborTexCoord, vec3(1.0))) || any(lessThan(neighborTexCoord, vec3(0.0)))) {\\n                  pixelOnBorder = true;\\n                  break;\\n                }\\n                ${i}\\n                if (neighborLabel != labelValue) {\\n                  pixelOnBorder = true;\\n                  break;\\n                }\\n              }\\n              if (pixelOnBorder) break;\\n            }\\n\\n            if (pixelOnBorder) {\\n              convergentColor.rgb = mix(convergentColor.rgb, tcolor${t}.rgb, labelOutlineOpacityValue);\\n              convergentColor.a = max(convergentColor.a, labelOutlineOpacityValue);\\n            } else if (compWeight${t} &gt; 0.0) {\\n              float fillAlpha = compWeight${t} * opacity;\\n              convergentColor.rgb = mix(convergentColor.rgb, tcolor${t}.rgb, fillAlpha);\\n              convergentColor.a = max(convergentColor.a, fillAlpha);\\n            }\\n          }\\n        }`:`\\n        // Process input ${t} as background image\\n        {\\n          float bgAlpha = compWeight${t} * opacity;\\n          convergentColor.rgb = mix(convergentColor.rgb, tcolor${t}.rgb, bgAlpha);\\n          convergentColor.a = max(convergentColor.a, bgAlpha);\\n        }`})).join(&quot;\\n        &quot;),l=e.length&gt;0?`labelmaps at input${e.length&gt;1?&quot;s&quot;:&quot;&quot;} ${e.join(&quot;, &quot;)}`:&quot;no labelmaps&quot;,c=o.length&gt;0?`background at input${o.length&gt;1?&quot;s&quot;:&quot;&quot;} ${o.join(&quot;, &quot;)}`:&quot;no background&quot;;return qf(`\\n      // Multi-texture mode: ${l}, ${c}\\n      vec4 convergentColor = vec4(0.0, 0.0, 0.0, 0.0);\\n\\n      // Compute labelmap texture coordinates\\n      ${a}\\n\\n      // Process each input in order\\n      ${s}\\n\\n      gl_FragData[0] = convergentColor;\\n    `)}(n,c)):f.concat(o(c))}else switch(c){case 1:f=s?f.concat([...qf(&quot;\\n                // Label outline mode for single component\\n                float centerValue = tvalue.r;\\n                int segmentIndex = int(centerValue * 255.0);\\n\\n                // Skip background (segment 0)\\n                if (segmentIndex == 0) {\\n                  gl_FragData[0] = vec4(0.0, 0.0, 0.0, 0.0);\\n                  return;\\n                }\\n\\n                // Get outline parameters for this segment (row 0 for single labelmap)\\n                float textureCoordinate = float(segmentIndex - 1) / labelOutlineTextureWidth;\\n                float labelmapRow = 0.5 / numLabelmaps;\\n                float thicknessValue = texture2D(labelOutlineThicknessTexture, vec2(textureCoordinate, labelmapRow)).r;\\n                float outlineOpacity = texture2D(labelOutlineOpacityTexture, vec2(textureCoordinate, labelmapRow)).r;\\n                int actualThickness = int(thicknessValue * 255.0);\\n\\n                // Get color for this segment\\n                vec3 tColor = texture2D(colorTexture1, vec2(centerValue * cscale0 + cshift0, 0.5)).rgb;\\n                float scalarOpacity = texture2D(pwfTexture1, vec2(centerValue * pwfscale0 + pwfshift0, 0.5)).r;\\n                float opacityToUse = scalarOpacity * opacity;\\n\\n                // Check neighbors for border detection\\n                bool pixelOnBorder = false;\\n                for (int i = -actualThickness; i &lt;= actualThickness; i++) {\\n                  for (int j = -actualThickness; j &lt;= actualThickness; j++) {\\n                    if (i == 0 &amp;&amp; j == 0) {\\n                      continue;\\n                    }\\n                    // Sample neighbor using tangent vectors in texture space\\n                    vec3 neighborTexCoord = fragTexCoord + float(i) * outlineTangent1_0 * texelSize0 + float(j) * outlineTangent2_0 * texelSize0;\\n\\n                    // Skip if outside texture bounds\\n                    if (any(greaterThan(neighborTexCoord, vec3(1.0))) || any(lessThan(neighborTexCoord, vec3(0.0)))) {\\n                      pixelOnBorder = true;\\n                      break;\\n                    }\\n\\n                    float neighborValue = texture(volumeTexture[0], neighborTexCoord).r;\\n                    if (neighborValue != centerValue) {\\n                      pixelOnBorder = true;\\n                      break;\\n                    }\\n                  }\\n                  if (pixelOnBorder) {\\n                    break;\\n                  }\\n                }\\n\\n                if (pixelOnBorder) {\\n                  gl_FragData[0] = vec4(tColor, outlineOpacity);\\n                } else {\\n                  gl_FragData[0] = vec4(tColor, opacityToUse);\\n                }\\n              &quot;)]):f.concat([&quot;// Dependent components&quot;,&quot;float intensity = tvalue.r;&quot;,&quot;vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;&quot;,&quot;float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;&quot;,&quot;gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);&quot;]);break;case 2:f=f.concat([&quot;float intensity = tvalue.r*cscale0 + cshift0;&quot;,&quot;gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tvalue.g + pwfshift0);&quot;]);break;case 3:f=f.concat([&quot;vec4 tcolor = cscale0*tvalue + cshift0;&quot;,&quot;gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);&quot;]);break;default:f=f.concat([&quot;vec4 tcolor = cscale0*tvalue + cshift0;&quot;,&quot;gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);&quot;])}i=vd.substitute(i,&quot;//VTK::TCoord::Impl&quot;,f).result,e.Vertex=o,e.Fragment=i,e.Geometry=a},e.replaceShaderPositionVC=(n,r,o)=&gt;{let a=n.Vertex;const i=n.Geometry;let s=n.Fragment;const l=t.renderable.getSlabThickness();let c=[&quot;attribute vec4 vertexWC;&quot;,&quot;varying vec4 vertexWCVSOutput;&quot;];c=c.concat([`//${e.getMTime()}${t.resliceGeomUpdateString}`]),l&gt;0&amp;&amp;(c=c.concat([&quot;attribute vec3 normalWC;&quot;,&quot;varying vec3 normalWCVSOutput;&quot;])),a=vd.substitute(a,&quot;//VTK::PositionVC::Dec&quot;,c).result;let u=[&quot;gl_Position = MCPCMatrix * vertexWC;&quot;,&quot;vertexWCVSOutput = vertexWC;&quot;];l&gt;0&amp;&amp;(u=u.concat([&quot;normalWCVSOutput = normalWC;&quot;])),a=vd.substitute(a,&quot;//VTK::PositionVC::Impl&quot;,u).result,a=vd.substitute(a,&quot;//VTK::Camera::Dec&quot;,[&quot;uniform mat4 MCPCMatrix;&quot;,&quot;uniform mat4 MCVCMatrix;&quot;]).result;let d=[&quot;varying vec4 vertexWCVSOutput;&quot;];l&gt;0&amp;&amp;(d=d.concat([&quot;varying vec3 normalWCVSOutput;&quot;])),s=vd.substitute(s,&quot;//VTK::PositionVC::Dec&quot;,d).result,n.Vertex=a,n.Geometry=i,n.Fragment=s},e.updateResliceGeometry=()=&gt;{let e=&quot;&quot;;const n=t.currentValidInputs[0].imageData,r=n?.getBounds();let o=!0,a=2;const s=t.renderable.getSlicePolyData(),c=t.renderable.getSlicePlane();if(s)e=e.concat(`PolyData${s.getMTime()}`);else if(c){e=e.concat(`Plane${c.getMTime()}`);const t=i();n&amp;&amp;(e=e.concat(`Image${n.getMTime()}`),l(t,...n.getDirection()),d(t,t));const r=[...c.getNormal()];ae(r,r,t),[o,a]=function(e){za.normalize(e);const t=[0,0,0];for(let r=0;r&lt;3;++r){(n=t)[0]=0,n[1]=0,n[2]=0,t[r]=1;const o=za.dot(e,t);if(o&lt;-.999999||o&gt;.999999)return[!0,r]}var n;return[!1,2]}(r)}else{const o=ai.newInstance();o.setNormal(0,0,1);let a=[0,1,0,1,0,1];n&amp;&amp;(a=r),o.setOrigin(a[0],a[2],.5*(a[5]+a[4])),t.renderable.setSlicePlane(o),e=e.concat(`Plane${c?.getMTime()}`),n&amp;&amp;(e=e.concat(`Image${n.getMTime()}`))}if(!t.resliceGeom||t.resliceGeomUpdateString!==e){if(s)t.resliceGeom||(t.resliceGeom=Ru.newInstance()),t.resliceGeom.getPoints().setData(s.getPoints().getData(),3),t.resliceGeom.getPolys().setData(s.getPolys().getData(),1),t.resliceGeom.getPointData().setNormals(s.getPointData().getNormals());else if(c)if(o){const e=new Float32Array(12),r=n.worldToIndex(c.getOrigin(),[0,0,0]),o=[(a+1)%3,(a+2)%3].sort(),i=n.getSpatialExtent();let s=0;for(let t=0;t&lt;2;++t)for(let n=0;n&lt;2;++n)e[s+a]=r[a],e[s+o[0]]=i[2*o[0]+n],e[s+o[1]]=i[2*o[1]+t],s+=3;t.transform.setMatrix(n.getIndexToWorld()),t.transform.transformPoints(e,e);const l=new Uint16Array(8);l[0]=3,l[1]=0,l[2]=1,l[3]=3,l[4]=3,l[5]=0,l[6]=3,l[7]=2;const u=c.getNormal();za.normalize(u);const d=new Float32Array(12);for(let e=0;e&lt;4;++e)d[3*e]=u[0],d[3*e+1]=u[1],d[3*e+2]=u[2];t.resliceGeom||(t.resliceGeom=Ru.newInstance()),t.resliceGeom.getPoints().setData(e,3),t.resliceGeom.getPolys().setData(l,1);const p=Is.newInstance({numberOfComponents:3,values:d,name:&quot;Normals&quot;});t.resliceGeom.getPointData().setNormals(p)}else{t.outlineFilter.setInputData(n),t.cutter.setInputConnection(t.outlineFilter.getOutputPort()),t.cutter.setCutFunction(c),t.lineToSurfaceFilter.setInputConnection(t.cutter.getOutputPort()),t.lineToSurfaceFilter.update(),t.resliceGeom||(t.resliceGeom=Ru.newInstance());const e=t.lineToSurfaceFilter.getOutputData();t.resliceGeom.getPoints().setData(e.getPoints().getData(),3),t.resliceGeom.getPolys().setData(e.getPolys().getData(),1),t.resliceGeom.getPointData().setNormals(e.getPointData().getNormals());const r=c.getNormal(),o=t.resliceGeom.getNumberOfPoints();za.normalize(r);const a=new Float32Array(3*o);for(let e=0;e&lt;o;++e)a[3*e]=r[0],a[3*e+1]=r[1],a[3*e+2]=r[2];const i=Is.newInstance({numberOfComponents:3,values:a,name:&quot;Normals&quot;});t.resliceGeom.getPointData().setNormals(i)}else Xf(&quot;Something went wrong.&quot;,&quot;A default slice plane should have been created in the beginning of&quot;,&quot;updateResliceGeometry.&quot;);t.resliceGeomUpdateString=e,t.resliceGeom?.modified()}},e.updateLabelOutlineThicknessTexture=e=&gt;{a(e.map((({property:e})=&gt;e.getLabelOutlineThicknessByReference())),Uint8Array,ms.UNSIGNED_CHAR,&quot;_labelOutlineThicknessHash&quot;,&quot;labelOutlineThicknessTexture&quot;)},e.updateLabelOutlineOpacityTexture=e=&gt;{a(e.map((({property:e})=&gt;{let t=e.getLabelOutlineOpacity();return&quot;number&quot;==typeof t&amp;&amp;(t=[t]),t})),Float32Array,ms.FLOAT,&quot;_labelOutlineOpacityHash&quot;,&quot;labelOutlineOpacityTexture&quot;)},e.setScalarTextures=e=&gt;{t.scalarTextures=[...e],t._externalOpenGLTexture=!0},e.delete=qt((()=&gt;{t._openGLRenderWindow&amp;&amp;o(t._openGLRenderWindow),t.labelOutlineThicknessTexture&amp;&amp;(t.labelOutlineThicknessTexture.releaseGraphicsResources(),t.labelOutlineThicknessTexture=null),t.labelOutlineOpacityTexture&amp;&amp;(t.labelOutlineOpacityTexture.releaseGraphicsResources(),t.labelOutlineOpacityTexture=null)}),e.delete)}const Zf={VBOBuildTime:{},VBOBuildString:null,haveSeenDepthRequest:!1,lastHaveSeenDepthRequest:!1,lastIndependentComponents:!1,lastUseLabelOutline:!1,lastNumValidInputs:0,lastNumberOfComponents:0,lastMultiTexturePerVolumeEnabled:!1,lastSlabThickness:0,lastSlabTrapezoidIntegration:0,lastSlabType:-1,scalarTextures:[],_scalarTexturesCore:[],colorTexture:null,_colorTextureCore:null,pwfTexture:null,_pwfTextureCore:null,labelOutlineProperties:[],labelOutlineThicknessTexture:null,_labelOutlineThicknessHash:null,labelOutlineOpacityTexture:null,_labelOutlineOpacityHash:null,_externalOpenGLTexture:!1,resliceGeom:null,resliceGeomUpdateString:null,tris:null};vn(&quot;vtkImageResliceMapper&quot;,Xt((function(e,t,n={}){Object.assign(t,Zf,n),pn.extend(e,t,n),qd.implementReplaceShaderCoincidentOffset(e,t,n),qd.implementBuildShadersWithReplacements(e,t,n),t.tris=Sd.newInstance(),t.scalarTextures=[],t.colorTexture=null,t.pwfTexture=null,t.VBOBuildTime={},Vt(t.VBOBuildTime),t.tmpMat4=x(new Float64Array(16)),t._tmpMat3=i(),t._tmpVec3a=j(),t._tmpVec3b=j(),t._tmpTangent1=[0,0,0],t._tmpTangent2=[0,0,0],t._tmpTexelSize=[0,0,0],t.outlineFilter=Nf.newInstance(),t.outlineFilter.setGenerateFaces(!0),t.outlineFilter.setGenerateLines(!1),t.cubePolyData=Ru.newInstance(),t.cutter=Sf.newInstance(),t.lineToSurfaceFilter=xf.newInstance(),t.transform=Kf.newInstance(),Bt(e,t,[&quot;scalarTextures&quot;]),Jf(e,t)}),&quot;vtkOpenGLImageResliceMapper&quot;));var Qf={SlicingMode:{NONE:-1,I:0,J:1,K:2,X:3,Y:4,Z:5}};const{vtkErrorMacro:$f}=ln,{SlicingMode:eg}=Qf;function tg(e){const t=e.split(&quot;\\n&quot;),n=[];for(let e=0;e&lt;t.length;++e){const r=t[e].trim();r.length&gt;0&amp;&amp;n.push(r)}return n}const ng={VBOBuildTime:0,VBOBuildString:null,openGLTexture:null,tris:null,imagemat:null,imagematinv:null,colorTexture:null,pwfTexture:null,labelOutlineThicknessTexture:null,labelOutlineOpacityTexture:null,lastHaveSeenDepthRequest:!1,haveSeenDepthRequest:!1,lastTextureComponents:0};const rg=Xt((function(e,t,n={}){Object.assign(t,ng,n),pn.extend(e,t,n),qd.implementReplaceShaderCoincidentOffset(e,t,n),qd.implementBuildShadersWithReplacements(e,t,n),t.tris=Sd.newInstance(),t.imagemat=x(new Float64Array(16)),t.imagematinv=x(new Float64Array(16)),t.projectionToWorld=x(new Float64Array(16)),t.idxToView=x(new Float64Array(16)),t.idxNormalMatrix=c(new Float64Array(9)),t.modelToView=x(new Float64Array(16)),t.projectionToView=x(new Float64Array(16)),Gt(e,t,[]),t.VBOBuildTime={},Vt(t.VBOBuildTime),function(e,t){function n(n){t.openGLTexture.releaseGraphicsResources(n),[t._colorTransferFunc,t._pwFunc,t._labelOutlineThicknessArray,t._labelOutlineOpacity].forEach((t=&gt;n.unregisterGraphicsResourceUser(t,e)))}t.classHierarchy.push(&quot;vtkOpenGLImageMapper&quot;),e.buildPass=r=&gt;{if(r){t.currentRenderPass=null,t.openGLImageSlice=e.getFirstAncestorOfType(&quot;vtkOpenGLImageSlice&quot;),t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;);const r=t._openGLRenderWindow;t._openGLRenderWindow=t._openGLRenderer.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;),r&amp;&amp;!r.isDeleted()&amp;&amp;r!==t._openGLRenderWindow&amp;&amp;n(r),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow);const o=t._openGLRenderer.getRenderable();t.openGLCamera=t._openGLRenderer.getViewNodeFor(o.getActiveCamera(),t.openGLCamera),t.renderable.isA(&quot;vtkImageMapper&quot;)&amp;&amp;t.renderable.getSliceAtFocalPoint()&amp;&amp;t.renderable.setSliceFromCamera(o.getActiveCamera())}},e.translucentPass=(n,r)=&gt;{n&amp;&amp;(t.currentRenderPass=r,e.render())},e.zBufferPass=n=&gt;{n&amp;&amp;(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.opaqueZBufferPass=t=&gt;e.zBufferPass(t),e.opaquePass=t=&gt;{t&amp;&amp;e.render()},e.getCoincidentParameters=(e,n)=&gt;t.renderable.getResolveCoincidentTopology()==Pl.PolygonOffset?t.renderable.getCoincidentTopologyPolygonOffsetParameters():null,e.render=()=&gt;{const n=t.openGLImageSlice.getRenderable(),r=t._openGLRenderer.getRenderable();e.renderPiece(r,n)},e.getShaderTemplate=(e,t,n)=&gt;{e.Vertex=jd,e.Fragment=Xd,e.Geometry=&quot;&quot;},e.replaceShaderValues=(n,r,o)=&gt;{let a=n.Vertex,i=n.Fragment;a=vd.substitute(a,&quot;//VTK::Camera::Dec&quot;,[&quot;uniform mat4 MCPCMatrix;&quot;]).result,a=vd.substitute(a,&quot;//VTK::PositionVC::Impl&quot;,[&quot;  gl_Position = MCPCMatrix * vertexMC;&quot;]).result,a=vd.substitute(a,&quot;//VTK::TCoord::Impl&quot;,&quot;tcoordVCVSOutput = tcoordMC;&quot;).result,a=vd.substitute(a,&quot;//VTK::TCoord::Dec&quot;,&quot;attribute vec2 tcoordMC; varying vec2 tcoordVCVSOutput;&quot;).result;const s=t.openGLTexture.getComponents(),l=o.getProperty().getIndependentComponents();let c=[&quot;varying vec2 tcoordVCVSOutput;&quot;,&quot;uniform float cshift0;&quot;,&quot;uniform float cscale0;&quot;,&quot;uniform float pwfshift0;&quot;,&quot;uniform float pwfscale0;&quot;,&quot;uniform sampler2D texture1;&quot;,&quot;uniform sampler2D colorTexture1;&quot;,&quot;uniform sampler2D pwfTexture1;&quot;,&quot;uniform float opacity;&quot;];if(o.getProperty().getUseLabelOutline()&amp;&amp;(c=c.concat([&quot;uniform sampler2D labelOutlineTexture1;&quot;,&quot;uniform sampler2D labelOutlineOpacityTexture1;&quot;])),l){for(let e=1;e&lt;s;e++)c=c.concat([`uniform float cshift${e};`,`uniform float cscale${e};`,`uniform float pwfshift${e};`,`uniform float pwfscale${e};`]);switch(s){case 1:c=c.concat([&quot;uniform float mix0;&quot;,&quot;#define height0 0.5&quot;]);break;case 2:c=c.concat([&quot;uniform float mix0;&quot;,&quot;uniform float mix1;&quot;,&quot;#define height0 0.25&quot;,&quot;#define height1 0.75&quot;]);break;case 3:c=c.concat([&quot;uniform float mix0;&quot;,&quot;uniform float mix1;&quot;,&quot;uniform float mix2;&quot;,&quot;#define height0 0.17&quot;,&quot;#define height1 0.5&quot;,&quot;#define height2 0.83&quot;]);break;case 4:c=c.concat([&quot;uniform float mix0;&quot;,&quot;uniform float mix1;&quot;,&quot;uniform float mix2;&quot;,&quot;uniform float mix3;&quot;,&quot;#define height0 0.125&quot;,&quot;#define height1 0.375&quot;,&quot;#define height2 0.625&quot;,&quot;#define height3 0.875&quot;]);break;default:$f(&quot;Unsupported number of independent coordinates.&quot;)}}if(i=vd.substitute(i,&quot;//VTK::TCoord::Dec&quot;,c).result,!0===o.getProperty().getUseLabelOutline()&amp;&amp;(i=vd.substitute(i,&quot;//VTK::LabelOutline::Dec&quot;,[&quot;uniform float vpWidth;&quot;,&quot;uniform float vpHeight;&quot;,&quot;uniform float vpOffsetX;&quot;,&quot;uniform float vpOffsetY;&quot;,&quot;uniform mat4 PCWCMatrix;&quot;,&quot;uniform mat4 vWCtoIDX;&quot;,&quot;uniform ivec3 imageDimensions;&quot;,&quot;uniform int sliceAxis;&quot;]).result,i=vd.substitute(i,&quot;//VTK::ImageLabelOutlineOn&quot;,&quot;#define vtkImageLabelOutlineOn&quot;).result,i=vd.substitute(i,&quot;//VTK::LabelOutlineHelperFunction&quot;,[&quot;#ifdef vtkImageLabelOutlineOn&quot;,&quot;vec3 fragCoordToIndexSpace(vec4 fragCoord) {&quot;,&quot;  vec4 pcPos = vec4(&quot;,&quot;    (fragCoord.x / vpWidth - vpOffsetX - 0.5) * 2.0,&quot;,&quot;    (fragCoord.y / vpHeight - vpOffsetY - 0.5) * 2.0,&quot;,&quot;    (fragCoord.z - 0.5) * 2.0,&quot;,&quot;    1.0);&quot;,&quot;&quot;,&quot;  vec4 worldCoord = PCWCMatrix * pcPos;&quot;,&quot;  vec4 vertex = (worldCoord/worldCoord.w);&quot;,&quot;&quot;,&quot;  vec3 index = (vWCtoIDX * vertex).xyz;&quot;,&quot;&quot;,&quot;  // half voxel fix for labelmapOutline&quot;,&quot;  return (index + vec3(0.5)) / vec3(imageDimensions);&quot;,&quot;}&quot;,&quot;vec2 getSliceCoords(vec3 coord, int axis) {&quot;,&quot;  if (axis == 0) return coord.yz;&quot;,&quot;  if (axis == 1) return coord.xz;&quot;,&quot;  if (axis == 2) return coord.xy;&quot;,&quot;}&quot;,&quot;#endif&quot;]).result),l){const e=[&quot;r&quot;,&quot;g&quot;,&quot;b&quot;,&quot;a&quot;];let t=[&quot;vec4 tvalue = texture2D(texture1, tcoordVCVSOutput);&quot;];for(let n=0;n&lt;s;n++)t=t.concat([`vec3 tcolor${n} = mix${n} * texture2D(colorTexture1, vec2(tvalue.${e[n]} * cscale${n} + cshift${n}, height${n})).rgb;`,`float compWeight${n} = mix${n} * texture2D(pwfTexture1, vec2(tvalue.${e[n]} * pwfscale${n} + pwfshift${n}, height${n})).r;`]);switch(s){case 1:t=t.concat([&quot;gl_FragData[0] = vec4(tcolor0.rgb, opacity);&quot;]);break;case 2:t=t.concat([&quot;float weightSum = compWeight0 + compWeight1;&quot;,&quot;gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);&quot;]);break;case 3:t=t.concat([&quot;float weightSum = compWeight0 + compWeight1 + compWeight2;&quot;,&quot;gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);&quot;]);break;case 4:t=t.concat([&quot;float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;&quot;,&quot;gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);&quot;]);break;default:$f(&quot;Unsupported number of independent coordinates.&quot;)}i=vd.substitute(i,&quot;//VTK::TCoord::Impl&quot;,t).result}else switch(s){case 1:i=vd.substitute(i,&quot;//VTK::TCoord::Impl&quot;,[...tg(&quot;\\n                #ifdef vtkImageLabelOutlineOn\\n                  vec3 centerPosIS = fragCoordToIndexSpace(gl_FragCoord);\\n                  float centerValue = texture2D(texture1, getSliceCoords(centerPosIS, sliceAxis)).r;\\n                  bool pixelOnBorder = false;\\n                  vec3 tColor = texture2D(colorTexture1, vec2(centerValue * cscale0 + cshift0, 0.5)).rgb;\\n                  float scalarOpacity = texture2D(pwfTexture1, vec2(centerValue * pwfscale0 + pwfshift0, 0.5)).r;\\n                  float opacityToUse = scalarOpacity * opacity;\\n                  int segmentIndex = int(centerValue * 255.0);\\n                  float textureCoordinate = float(segmentIndex - 1) / 1024.0;\\n                  float textureValue = texture2D(labelOutlineTexture1, vec2(textureCoordinate, 0.5)).r;\\n                  float outlineOpacity = texture2D(labelOutlineOpacityTexture1, vec2(textureCoordinate, 0.5)).r;\\n                  int actualThickness = int(textureValue * 255.0);\\n\\n                  if (segmentIndex == 0){\\n                    gl_FragData[0] = vec4(0.0, 0.0, 0.0, 0.0);\\n                    return;\\n                  }\\n\\n                  for (int i = -actualThickness; i &lt;= actualThickness; i++) {\\n                    for (int j = -actualThickness; j &lt;= actualThickness; j++) {\\n                      if (i == 0 &amp;&amp; j == 0) {\\n                        continue;\\n                      }\\n                      vec4 neighborPixelCoord = vec4(gl_FragCoord.x + float(i),\\n                        gl_FragCoord.y + float(j),\\n                        gl_FragCoord.z, gl_FragCoord.w);\\n                      vec3 neighborPosIS = fragCoordToIndexSpace(neighborPixelCoord);\\n                      float value = texture2D(texture1, getSliceCoords(neighborPosIS, sliceAxis)).r;\\n                      if (value != centerValue) {\\n                        pixelOnBorder = true;\\n                        break;\\n                      }\\n                    }\\n                    if (pixelOnBorder == true) {\\n                      break;\\n                    }\\n                  }\\n                  if (pixelOnBorder == true) {\\n                    gl_FragData[0] = vec4(tColor, outlineOpacity);\\n                  }\\n                  else {\\n                    gl_FragData[0] = vec4(tColor, opacityToUse);\\n                  }\\n                #else\\n                  float intensity = texture2D(texture1, tcoordVCVSOutput).r;\\n                  vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;\\n                  float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;\\n                  gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);\\n                #endif\\n                &quot;)]).result;break;case 2:i=vd.substitute(i,&quot;//VTK::TCoord::Impl&quot;,[&quot;vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);&quot;,&quot;float intensity = tcolor.r*cscale0 + cshift0;&quot;,&quot;gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tcolor.g + pwfshift0);&quot;]).result;break;case 3:i=vd.substitute(i,&quot;//VTK::TCoord::Impl&quot;,[&quot;vec4 tcolor = cscale0*texture2D(texture1, tcoordVCVSOutput.st) + cshift0;&quot;,&quot;gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);&quot;]).result;break;default:i=vd.substitute(i,&quot;//VTK::TCoord::Impl&quot;,[&quot;vec4 tcolor = cscale0*texture2D(texture1, tcoordVCVSOutput.st) + cshift0;&quot;,&quot;gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);&quot;]).result}t.haveSeenDepthRequest&amp;&amp;(i=vd.substitute(i,&quot;//VTK::ZBuffer::Dec&quot;,&quot;uniform int depthRequest;&quot;).result,i=vd.substitute(i,&quot;//VTK::ZBuffer::Impl&quot;,[&quot;if (depthRequest == 1) {&quot;,&quot;float iz = floor(gl_FragCoord.z*65535.0 + 0.1);&quot;,&quot;float rf = floor(iz/256.0)/255.0;&quot;,&quot;float gf = mod(iz,256.0)/255.0;&quot;,&quot;gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }&quot;]).result),n.Vertex=a,n.Fragment=i,e.replaceShaderClip(n,r,o),e.replaceShaderCoincidentOffset(n,r,o)},e.replaceShaderClip=(e,n,r)=&gt;{let o=e.Vertex,a=e.Fragment;if(t.renderable.getNumberOfClippingPlanes()){let e=t.renderable.getNumberOfClippingPlanes();e&gt;6&amp;&amp;(Tt(&quot;OpenGL has a limit of 6 clipping planes&quot;),e=6),o=vd.substitute(o,&quot;//VTK::Clip::Dec&quot;,[&quot;uniform int numClipPlanes;&quot;,&quot;uniform vec4 clipPlanes[6];&quot;,&quot;varying float clipDistancesVSOutput[6];&quot;]).result,o=vd.substitute(o,&quot;//VTK::Clip::Impl&quot;,[&quot;for (int planeNum = 0; planeNum &lt; 6; planeNum++)&quot;,&quot;    {&quot;,&quot;    if (planeNum &gt;= numClipPlanes)&quot;,&quot;        {&quot;,&quot;        break;&quot;,&quot;        }&quot;,&quot;    clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);&quot;,&quot;    }&quot;]).result,a=vd.substitute(a,&quot;//VTK::Clip::Dec&quot;,[&quot;uniform int numClipPlanes;&quot;,&quot;varying float clipDistancesVSOutput[6];&quot;]).result,a=vd.substitute(a,&quot;//VTK::Clip::Impl&quot;,[&quot;for (int planeNum = 0; planeNum &lt; 6; planeNum++)&quot;,&quot;    {&quot;,&quot;    if (planeNum &gt;= numClipPlanes)&quot;,&quot;        {&quot;,&quot;        break;&quot;,&quot;        }&quot;,&quot;    if (clipDistancesVSOutput[planeNum] &lt; 0.0) discard;&quot;,&quot;    }&quot;]).result}e.Vertex=o,e.Fragment=a},e.getNeedToRebuildShaders=(e,n,r)=&gt;{const o=t.openGLTexture.getComponents(),a=r.getProperty().getIndependentComponents();let i=!1;return(!t.currentRenderPass&amp;&amp;t.lastRenderPassShaderReplacement||t.currentRenderPass&amp;&amp;t.currentRenderPass.getShaderReplacement()!==t.lastRenderPassShaderReplacement)&amp;&amp;(i=!0),!!(i||t.lastHaveSeenDepthRequest!==t.haveSeenDepthRequest||0===e.getProgram()?.getHandle()||e.getShaderSourceTime().getMTime()&lt;t.renderable.getMTime()||e.getShaderSourceTime().getMTime()&lt;t.currentInput.getMTime()||e.getShaderSourceTime().getMTime()&lt;r.getProperty().getMTime()||t.lastTextureComponents!==o||t.lastIndependentComponents!==a)&amp;&amp;(t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,t.lastTextureComponents=o,t.lastIndependentComponents=a,!0)},e.updateShaders=(n,r,o)=&gt;{if(t.lastBoundBO=n,e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(a,r,o);const i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==n.getProgram()&amp;&amp;(n.setProgram(i),n.getVAO().releaseGraphicsResources()),n.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram());n.getVAO().bind(),e.setMapperShaderParameters(n,r,o),e.setCameraShaderParameters(n,r,o),e.setPropertyShaderParameters(n,r,o)},e.setMapperShaderParameters=(n,r,o)=&gt;{n.getCABO().getElementCount()&amp;&amp;(t.VBOBuildTime&gt;n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()&gt;n.getAttributeUpdateTime().getMTime())&amp;&amp;(n.getProgram().isAttributeUsed(&quot;vertexMC&quot;)&amp;&amp;(n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),&quot;vertexMC&quot;,n.getCABO().getVertexOffset(),n.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||$f(&quot;Error setting vertexMC in shader VAO.&quot;)),n.getProgram().isAttributeUsed(&quot;tcoordMC&quot;)&amp;&amp;n.getCABO().getTCoordOffset()&amp;&amp;(n.getVAO().addAttributeArray(n.getProgram(),n.getCABO(),&quot;tcoordMC&quot;,n.getCABO().getTCoordOffset(),n.getCABO().getStride(),t.context.FLOAT,n.getCABO().getTCoordComponents(),t.context.FALSE)||$f(&quot;Error setting tcoordMC in shader VAO.&quot;)),n.getAttributeUpdateTime().modified());const a=t.openGLTexture.getTextureUnit();n.getProgram().setUniformi(&quot;texture1&quot;,a);const i=t.openGLTexture.getComponents(),s=o.getProperty().getIndependentComponents();if(s)for(let e=0;e&lt;i;e++)n.getProgram().setUniformf(`mix${e}`,o.getProperty().getComponentWeight(e));const l=t.openGLTexture.getShiftAndScale();for(let e=0;e&lt;i;e++){let t=o.getProperty().getColorWindow(),r=o.getProperty().getColorLevel();const a=s?e:0,i=o.getProperty().getRGBTransferFunction(a);if(i&amp;&amp;o.getProperty().getUseLookupTableScalarRange()){const e=i.getRange();t=e[1]-e[0],r=.5*(e[1]+e[0])}const c=l.scale/t,u=(l.shift-r)/t+.5;n.getProgram().setUniformf(`cshift${e}`,u),n.getProgram().setUniformf(`cscale${e}`,c)}for(let e=0;e&lt;i;e++){let t=1,r=0;const a=s?e:0,i=o.getProperty().getPiecewiseFunction(a);if(i){const e=i.getRange(),n=e[1]-e[0],o=.5*(e[0]+e[1]);t=l.scale/n,r=(l.shift-o)/n+.5}n.getProgram().setUniformf(`pwfshift${e}`,r),n.getProgram().setUniformf(`pwfscale${e}`,t)}if(t.haveSeenDepthRequest&amp;&amp;n.getProgram().setUniformi(&quot;depthRequest&quot;,t.renderDepth?1:0),n.getProgram().isUniformUsed(&quot;coffset&quot;)){const t=e.getCoincidentParameters(r,o);n.getProgram().setUniformf(&quot;coffset&quot;,t.offset),n.getProgram().isUniformUsed(&quot;cfactor&quot;)&amp;&amp;n.getProgram().setUniformf(&quot;cfactor&quot;,t.factor)}const c=t.colorTexture.getTextureUnit();n.getProgram().setUniformi(&quot;colorTexture1&quot;,c);const u=t.pwfTexture.getTextureUnit();if(n.getProgram().setUniformi(&quot;pwfTexture1&quot;,u),o.getProperty().getUseLabelOutline()){const e=t.labelOutlineThicknessTexture.getTextureUnit();n.getProgram().setUniformi(&quot;labelOutlineTexture1&quot;,e);const r=t.labelOutlineOpacityTexture.getTextureUnit();n.getProgram().setUniformi(&quot;labelOutlineOpacityTexture1&quot;,r)}if(t.renderable.getNumberOfClippingPlanes()){let e=t.renderable.getNumberOfClippingPlanes();e&gt;6&amp;&amp;(Tt(&quot;OpenGL has a limit of 6 clipping planes&quot;),e=6);const r=n.getCABO().getCoordShiftAndScaleEnabled()?n.getCABO().getInverseShiftAndScaleMatrix():null,a=r?T(t.imagematinv,o.getMatrix()):o.getMatrix();r&amp;&amp;(y(a,a),A(a,a,r),y(a,a)),y(t.imagemat,t.currentInput.getIndexToWorld()),A(t.imagematinv,a,t.imagemat);const i=[];for(let n=0;n&lt;e;n++){const e=[];t.renderable.getClippingPlaneInDataCoords(t.imagematinv,n,e);for(let t=0;t&lt;4;t++)i.push(e[t])}n.getProgram().setUniformi(&quot;numClipPlanes&quot;,e),n.getProgram().setUniform4fv(&quot;clipPlanes&quot;,i)}},e.setCameraShaderParameters=(n,r,o)=&gt;{const a=n.getProgram(),i=t.openGLImageSlice.getKeyMatrices(),s=t.currentInput,l=s.getIndexToWorld();A(t.imagemat,i.mcwc,l);const c=t.openGLCamera.getKeyMatrices(r);if(A(t.imagemat,c.wcpc,t.imagemat),n.getCABO().getCoordShiftAndScaleEnabled()){const e=n.getCABO().getInverseShiftAndScaleMatrix();A(t.imagemat,t.imagemat,e)}if(a.setUniformMatrix(&quot;MCPCMatrix&quot;,t.imagemat),!0===o.getProperty().getUseLabelOutline()){const n=s.getWorldToIndex(),o=s.getDimensions();let i=t.renderable.getClosestIJKAxis().ijkMode;i===eg.NONE&amp;&amp;(i=eg.K),a.setUniform3i(&quot;imageDimensions&quot;,o[0],o[1],o[2]),a.setUniformi(&quot;sliceAxis&quot;,i),a.setUniformMatrix(&quot;vWCtoIDX&quot;,n);const l=t.openGLCamera.getKeyMatrices(r);b(t.projectionToWorld,l.wcpc),t.openGLCamera.getKeyMatrices(r),a.setUniformMatrix(&quot;PCWCMatrix&quot;,t.projectionToWorld);const c=e.getRenderTargetSize();a.setUniformf(&quot;vpWidth&quot;,c[0]),a.setUniformf(&quot;vpHeight&quot;,c[1]);const u=e.getRenderTargetOffset();a.setUniformf(&quot;vpOffsetX&quot;,u[0]/c[0]),a.setUniformf(&quot;vpOffsetY&quot;,u[1]/c[1])}},e.setPropertyShaderParameters=(e,t,n)=&gt;{const r=e.getProgram(),o=n.getProperty().getOpacity();r.setUniformf(&quot;opacity&quot;,o)},e.renderPieceStart=(n,r)=&gt;{e.updateBufferObjects(n,r),t.lastBoundBO=null},e.renderPieceDraw=(n,r)=&gt;{const o=t.context;t.openGLTexture.activate(),t.colorTexture.activate(),r.getProperty().getUseLabelOutline()&amp;&amp;(t.labelOutlineThicknessTexture.activate(),t.labelOutlineOpacityTexture.activate()),t.pwfTexture.activate(),t.tris.getCABO().getElementCount()&amp;&amp;(e.updateShaders(t.tris,n,r),o.drawArrays(o.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release()),t.openGLTexture.deactivate(),t.colorTexture.deactivate(),r.getProperty().getUseLabelOutline()&amp;&amp;(t.labelOutlineThicknessTexture.deactivate(),t.labelOutlineOpacityTexture.deactivate()),t.pwfTexture.deactivate()},e.renderPieceFinish=(e,t)=&gt;{},e.renderPiece=(n,r)=&gt;{e.invokeEvent({type:&quot;StartEvent&quot;}),t.renderable.update(),t.currentInput=t.renderable.getCurrentImage(),e.invokeEvent({type:&quot;EndEvent&quot;}),t.currentInput?(e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r)):$f(&quot;No input!&quot;)},e.updateBufferObjects=(t,n)=&gt;{e.getNeedToRebuildBufferObjects(t,n)&amp;&amp;e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=&gt;t.VBOBuildTime.getMTime()&lt;e.getMTime()||t.VBOBuildTime.getMTime()&lt;r.getMTime()||t.VBOBuildTime.getMTime()&lt;t.renderable.getMTime()||t.VBOBuildTime.getMTime()&lt;r.getProperty().getMTime()||t.VBOBuildTime.getMTime()&lt;t.currentInput.getMTime()||!t.openGLTexture?.getHandle()||!t.colorTexture?.getHandle()||r.getProperty().getUseLabelOutline()&amp;&amp;(!t.labelOutlineThicknessTexture?.getHandle()||!t.labelOutlineOpacityTexture?.getHandle())||!t.pwfTexture?.getHandle(),e.buildBufferObjects=(n,r)=&gt;{const o=t.currentInput;if(!o)return;const a=o.getPointData()&amp;&amp;o.getPointData().getScalars();if(!a)return;const i=a.getDataType(),s=a.getNumberOfComponents(),l=r.getProperty(),c=l.getInterpolationType(),u=l.getIndependentComponents(),d=u?s:1,p=u?2*d:1,f=[];for(let e=0;e&lt;d;++e)f.push(l.getRGBTransferFunction(e));const g=zf(f,u,d),m=l.getRGBTransferFunction(),h=t._openGLRenderWindow.getGraphicsResourceForObject(m);if(h?.oglObject?.getHandle()&amp;&amp;h?.hash===g)t.colorTexture=h.oglObject;else{t.colorTexture=Hd.newInstance({resizable:!0}),t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow);let n=t.renderable.getColorTextureWidth();n&lt;=0&amp;&amp;(n=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const r=new Uint8ClampedArray(n*p*3);if(c===Hf.NEAREST?(t.colorTexture.setMinificationFilter(wd.NEAREST),t.colorTexture.setMagnificationFilter(wd.NEAREST)):(t.colorTexture.setMinificationFilter(wd.LINEAR),t.colorTexture.setMagnificationFilter(wd.LINEAR)),m){const e=new Float32Array(3*n);for(let t=0;t&lt;d;t++){const o=l.getRGBTransferFunction(t),a=o.getRange();if(o.getTable(a[0],a[1],n,e,1),u)for(let o=0;o&lt;3*n;o++)r[t*n*6+o]=255*e[o],r[t*n*6+o+3*n]=255*e[o];else for(let o=0;o&lt;3*n;o++)r[t*n*6+o]=255*e[o]}t.colorTexture.resetFormatAndType(),t.colorTexture.create2DFromRaw({width:n,height:p,numComps:3,dataType:ms.UNSIGNED_CHAR,data:r})}else{for(let e=0;e&lt;3*n;++e)r[e]=255*e/(3*(n-1)),r[e+1]=255*e/(3*(n-1)),r[e+2]=255*e/(3*(n-1));t.colorTexture.create2DFromRaw({width:n,height:1,numComps:3,dataType:ms.UNSIGNED_CHAR,data:r})}m&amp;&amp;(t._openGLRenderWindow.setGraphicsResourceForObject(m,t.colorTexture,g),m!==t._colorTransferFunc&amp;&amp;(t._openGLRenderWindow.registerGraphicsResourceUser(m,e),t._openGLRenderWindow.unregisterGraphicsResourceUser(t._colorTransferFunc,e)),t._colorTransferFunc=m)}const v=[];for(let e=0;e&lt;d;++e)v.push(l.getPiecewiseFunction(e));const T=zf(v,u,d),x=l.getPiecewiseFunction(),y=t._openGLRenderWindow.getGraphicsResourceForObject(x);if(y?.oglObject?.getHandle()&amp;&amp;y?.hash===T)t.pwfTexture=y.oglObject;else{let n=t.renderable.getOpacityTextureWidth();n&lt;=0&amp;&amp;(n=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const r=n*p,o=new Uint8ClampedArray(r);if(t.pwfTexture=Hd.newInstance({resizable:!0}),t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow),c===Hf.NEAREST?(t.pwfTexture.setMinificationFilter(wd.NEAREST),t.pwfTexture.setMagnificationFilter(wd.NEAREST)):(t.pwfTexture.setMinificationFilter(wd.LINEAR),t.pwfTexture.setMagnificationFilter(wd.LINEAR)),x){const e=new Float32Array(r),o=new Float32Array(n);for(let t=0;t&lt;d;++t){const r=l.getPiecewiseFunction(t);if(null===r)e.fill(1);else{const a=r.getRange();if(r.getTable(a[0],a[1],n,o,1),u)for(let r=0;r&lt;n;r++)e[t*n*2+r]=o[r],e[t*n*2+r+n]=o[r];else for(let r=0;r&lt;n;r++)e[t*n*2+r]=o[r]}}t.pwfTexture.resetFormatAndType(),t.pwfTexture.create2DFromRaw({width:n,height:p,numComps:1,dataType:ms.FLOAT,data:e})}else o.fill(255),t.pwfTexture.create2DFromRaw({width:n,height:1,numComps:1,dataType:ms.UNSIGNED_CHAR,data:o});x&amp;&amp;(t._openGLRenderWindow.setGraphicsResourceForObject(x,t.pwfTexture,T),x!==t._pwFunc&amp;&amp;(t._openGLRenderWindow.registerGraphicsResourceUser(x,e),t._openGLRenderWindow.unregisterGraphicsResourceUser(t._pwFunc,e)),t._pwFunc=x)}r.getProperty().getUseLabelOutline()&amp;&amp;(e.updatelabelOutlineThicknessTexture(r),e.updateLabelOutlineOpacityTexture(r));const{ijkMode:b}=t.renderable.getClosestIJKAxis();let A=t.renderable.getSlice();b!==t.renderable.getSlicingMode()&amp;&amp;(A=t.renderable.getSliceAtPosition(A));const C=t.renderable.isA(&quot;vtkImageArrayMapper&quot;)?t.renderable.getSubSlice():Math.round(A),S=o.getExtent();let P;b===eg.I&amp;&amp;(P=C-S[0]),b===eg.J&amp;&amp;(P=C-S[2]),b!==eg.K&amp;&amp;b!==eg.NONE||(P=C-S[4]);const w=`${A}A${o.getMTime()}A${a.getMTime()}B${e.getMTime()}C${t.renderable.getSlicingMode()}D${r.getProperty().getInterpolationType()}`;if(t.VBOBuildString!==w){const e=o.getDimensions();t.openGLTexture||(t.openGLTexture=Hd.newInstance({resizable:!0})),t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLTexture.setOglNorm16Ext(t.context.getExtension(&quot;EXT_texture_norm16&quot;)),c===Hf.NEAREST?(new Set([1,3,4]).has(s)&amp;&amp;i===ms.UNSIGNED_CHAR&amp;&amp;!u?(t.openGLTexture.setGenerateMipmap(!0),t.openGLTexture.setMinificationFilter(wd.NEAREST)):t.openGLTexture.setMinificationFilter(wd.NEAREST),t.openGLTexture.setMagnificationFilter(wd.NEAREST)):(4!==s||i!==ms.UNSIGNED_CHAR||u?t.openGLTexture.setMinificationFilter(wd.LINEAR):(t.openGLTexture.setGenerateMipmap(!0),t.openGLTexture.setMinificationFilter(wd.LINEAR_MIPMAP_LINEAR)),t.openGLTexture.setMagnificationFilter(wd.LINEAR)),t.openGLTexture.setWrapS(Pd.CLAMP_TO_EDGE),t.openGLTexture.setWrapT(Pd.CLAMP_TO_EDGE);const n=e[0]*e[1]*s,r=new Float32Array(12),l=new Float32Array(8);for(let e=0;e&lt;4;e++)l[2*e]=e%2?1:0,l[2*e+1]=e&gt;1?1:0;const d=[eg.X,eg.Y,eg.Z].includes(t.renderable.getSlicingMode())?A:C,p=o.getSpatialExtent(),f=a.getData();let g=null;if(b===eg.I){g=new f.constructor(e[2]*e[1]*s);let t=0;for(let n=0;n&lt;e[2];n++)for(let r=0;r&lt;e[1];r++){let o=(P+r*e[0]+n*e[0]*e[1])*s;t=(n*e[1]+r)*s;const a=o+s;for(;o&lt;a;)g[t++]=f[o++]}e[0]=e[1],e[1]=e[2],r[0]=d,r[1]=p[2],r[2]=p[4],r[3]=d,r[4]=p[3],r[5]=p[4],r[6]=d,r[7]=p[2],r[8]=p[5],r[9]=d,r[10]=p[3],r[11]=p[5]}else if(b===eg.J){g=new f.constructor(e[2]*e[0]*s);let t=0;for(let n=0;n&lt;e[2];n++)for(let r=0;r&lt;e[0];r++){let o=(r+P*e[0]+n*e[0]*e[1])*s;t=(n*e[0]+r)*s;const a=o+s;for(;o&lt;a;)g[t++]=f[o++]}e[1]=e[2],r[0]=p[0],r[1]=d,r[2]=p[4],r[3]=p[1],r[4]=d,r[5]=p[4],r[6]=p[0],r[7]=d,r[8]=p[5],r[9]=p[1],r[10]=d,r[11]=p[5]}else b===eg.K||b===eg.NONE?(g=f.subarray(P*n,(P+1)*n),r[0]=p[0],r[1]=p[2],r[2]=d,r[3]=p[1],r[4]=p[2],r[5]=d,r[6]=p[0],r[7]=p[3],r[8]=d,r[9]=p[1],r[10]=p[3],r[11]=d):$f(&quot;Reformat slicing not yet supported.&quot;);const m=a.getRanges();t.openGLTexture.resetFormatAndType(),t.openGLTexture.create2DFilterableFromRaw({width:e[0],height:e[1],numComps:s,dataType:a.getDataType(),data:g,preferSizeOverAccuracy:!!t.renderable.getPreferSizeOverAccuracy?.(),ranges:m}),t.openGLTexture.activate(),t.openGLTexture.sendParameters(),t.openGLTexture.deactivate();const h=Is.newInstance({numberOfComponents:3,values:r});h.setName(&quot;points&quot;);const v=Is.newInstance({numberOfComponents:2,values:l});v.setName(&quot;tcoords&quot;);const T=new Uint16Array(8);T[0]=3,T[1]=0,T[2]=1,T[3]=3,T[4]=3,T[5]=0,T[6]=3,T[7]=2;const x=Is.newInstance({numberOfComponents:1,values:T});t.tris.getCABO().createVBO(x,&quot;polys&quot;,rs.SURFACE,{points:h,tcoords:v,cellOffset:0}),t.VBOBuildTime.modified(),t.VBOBuildString=w}},e.updateLabelOutlineOpacityTexture=n=&gt;{let r=n.getProperty().getLabelOutlineOpacity();&quot;number&quot;==typeof r&amp;&amp;(r=t._cachedLabelOutlineOpacityObj?.[0]===r?t._cachedLabelOutlineOpacityObj:[r],t._cachedLabelOutlineOpacityObj=r);const o=t._openGLRenderWindow.getGraphicsResourceForObject(r),a=`${r.join(&quot;-&quot;)}`;if(o?.oglObject?.getHandle()&amp;&amp;o?.hash===a)t.labelOutlineOpacityTexture=o.oglObject;else{let n=t.renderable.getLabelOutlineTextureWidth();n&lt;=0&amp;&amp;(n=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const o=1,i=new Float32Array(n*o);for(let e=0;e&lt;n;++e)i[e]=r[e]??r[0];t.labelOutlineOpacityTexture=Hd.newInstance({resizable:!1}),t.labelOutlineOpacityTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.labelOutlineOpacityTexture.resetFormatAndType(),t.labelOutlineOpacityTexture.setMinificationFilter(wd.NEAREST),t.labelOutlineOpacityTexture.setMagnificationFilter(wd.NEAREST),t.labelOutlineOpacityTexture.create2DFromRaw({width:n,height:o,numComps:1,dataType:ms.FLOAT,data:i}),r&amp;&amp;(t._openGLRenderWindow.setGraphicsResourceForObject(r,t.labelOutlineOpacityTexture,a),r!==t._labelOutlineOpacity&amp;&amp;(t._openGLRenderWindow.registerGraphicsResourceUser(r,e),t._openGLRenderWindow.unregisterGraphicsResourceUser(t._labelOutlineOpacity,e)),t._labelOutlineOpacity=r)}},e.updatelabelOutlineThicknessTexture=n=&gt;{const r=n.getProperty().getLabelOutlineThicknessByReference(),o=t._openGLRenderWindow.getGraphicsResourceForObject(r),a=`${r.join(&quot;-&quot;)}`;if(o?.oglObject?.getHandle()&amp;&amp;o?.hash===a)t.labelOutlineThicknessTexture=o.oglObject;else{let n=t.renderable.getLabelOutlineTextureWidth();n&lt;=0&amp;&amp;(n=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const o=1,i=new Uint8Array(n*o);for(let e=0;e&lt;n;++e){const t=void 0!==r[e]?r[e]:r[0];i[e]=t}t.labelOutlineThicknessTexture=Hd.newInstance({resizable:!1}),t.labelOutlineThicknessTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.labelOutlineThicknessTexture.resetFormatAndType(),t.labelOutlineThicknessTexture.setMinificationFilter(wd.NEAREST),t.labelOutlineThicknessTexture.setMagnificationFilter(wd.NEAREST),t.labelOutlineThicknessTexture.create2DFromRaw({width:n,height:o,numComps:1,dataType:ms.UNSIGNED_CHAR,data:i}),r&amp;&amp;(t._openGLRenderWindow.setGraphicsResourceForObject(r,t.labelOutlineThicknessTexture,a),r!==t._labelOutlineThicknessArray&amp;&amp;(t._openGLRenderWindow.registerGraphicsResourceUser(r,e),t._openGLRenderWindow.unregisterGraphicsResourceUser(t._labelOutlineThicknessArray,e)),t._labelOutlineThicknessArray=r)}},e.getRenderTargetSize=()=&gt;{if(t._useSmallViewport)return[t._smallViewportWidth,t._smallViewportHeight];const{usize:e,vsize:n}=t._openGLRenderer.getTiledSizeAndOrigin();return[e,n]},e.getRenderTargetOffset=()=&gt;{const{lowerLeftU:e,lowerLeftV:n}=t._openGLRenderer.getTiledSizeAndOrigin();return[e,n]},e.delete=qt((()=&gt;{t._openGLRenderWindow&amp;&amp;n(t._openGLRenderWindow)}),e.delete)}(e,t)}),&quot;vtkOpenGLImageMapper&quot;);vn(&quot;vtkAbstractImageMapper&quot;,rg);const og=0,ag=1,ig=2,{vtkErrorMacro:sg}=sn;const lg={currentRenderPass:null,volumeTexture:null,colorTexture:null,pwfTexture:null,tris:null,lastHaveSeenDepthRequest:!1,haveSeenDepthRequest:!1,lastTextureComponents:0,lastIndependentComponents:0,imagemat:null,imagematinv:null};const cg=sn.newInstance((function(e,t,n={}){Object.assign(t,lg,n),pn.extend(e,t,n),qd.implementReplaceShaderCoincidentOffset(e,t,n),sn.algo(e,t,2,0),t.tris=Sd.newInstance(),t.volumeTexture=null,t.colorTexture=null,t.pwfTexture=null,t.imagemat=x(new Float64Array(16)),t.imagematinv=x(new Float64Array(16)),t.VBOBuildTime={},sn.obj(t.VBOBuildTime,{mtime:0}),function(e,t){function n(n){[t._scalars,t._colorTransferFunc,t._pwFunc].forEach((t=&gt;n.unregisterGraphicsResourceUser(t,e)))}t.classHierarchy.push(&quot;vtkOpenGLImageCPRMapper&quot;),e.buildPass=r=&gt;{if(r){t.currentRenderPass=null,t.openGLImageSlice=e.getFirstAncestorOfType(&quot;vtkOpenGLImageSlice&quot;),t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;);const r=t._openGLRenderWindow;t._openGLRenderWindow=t._openGLRenderer.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;),r&amp;&amp;!r.isDeleted()&amp;&amp;r!==t._openGLRenderWindow&amp;&amp;n(r),t.context=t._openGLRenderWindow.getContext(),t.openGLCamera=t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera(),t.openGLCamera),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow)}},e.opaquePass=(n,r)=&gt;{n&amp;&amp;(t.currentRenderPass=r,e.render())},e.opaqueZBufferPass=n=&gt;{n&amp;&amp;(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.getCoincidentParameters=(e,n)=&gt;t.renderable.getResolveCoincidentTopology()===Pl.PolygonOffset?t.renderable.getCoincidentTopologyPolygonOffsetParameters():null,e.render=()=&gt;{const n=t.openGLImageSlice.getRenderable(),r=t._openGLRenderer.getRenderable();e.renderPiece(r,n)},e.renderPiece=(n,r)=&gt;{e.invokeEvent({type:&quot;StartEvent&quot;}),t.renderable.update(),e.invokeEvent({type:&quot;EndEvent&quot;}),t.renderable.preRenderCheck()&amp;&amp;(t.currentImageDataInput=t.renderable.getInputData(0),t.currentCenterlineInput=t.renderable.getOrientedCenterline(),e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r))},e.renderPieceStart=(t,n)=&gt;{e.updateBufferObjects(t,n)},e.renderPieceDraw=(n,r)=&gt;{const o=t.context;t.volumeTexture.activate(),t.colorTexture.activate(),t.pwfTexture.activate(),t.tris.getCABO().getElementCount()&amp;&amp;(e.updateShaders(t.tris,n,r),o.drawArrays(o.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release()),t.volumeTexture.deactivate(),t.colorTexture.deactivate(),t.pwfTexture.deactivate()},e.renderPieceFinish=(e,t)=&gt;{},e.updateBufferObjects=(n,r)=&gt;{e.getNeedToRebuildBufferObjects(n,r)&amp;&amp;e.buildBufferObjects(n,r),r.getProperty().getInterpolationType()===Hf.NEAREST?(t.volumeTexture.setMinificationFilter(wd.NEAREST),t.volumeTexture.setMagnificationFilter(wd.NEAREST),t.colorTexture.setMinificationFilter(wd.NEAREST),t.colorTexture.setMagnificationFilter(wd.NEAREST),t.pwfTexture.setMinificationFilter(wd.NEAREST),t.pwfTexture.setMagnificationFilter(wd.NEAREST)):(t.volumeTexture.setMinificationFilter(wd.LINEAR),t.volumeTexture.setMagnificationFilter(wd.LINEAR),t.colorTexture.setMinificationFilter(wd.LINEAR),t.colorTexture.setMagnificationFilter(wd.LINEAR),t.pwfTexture.setMinificationFilter(wd.LINEAR),t.pwfTexture.setMagnificationFilter(wd.LINEAR))},e.getNeedToRebuildBufferObjects=(n,r)=&gt;{const o=t.VBOBuildTime.getMTime();return o&lt;e.getMTime()||o&lt;t.renderable.getMTime()||o&lt;r.getMTime()||o&lt;t.currentImageDataInput.getMTime()||o&lt;t.currentCenterlineInput.getMTime()||!t.volumeTexture?.getHandle()},e.buildBufferObjects=(n,r)=&gt;{const o=t.currentImageDataInput,a=t.currentCenterlineInput,i=r.getProperty(),s=o?.getPointData()?.getScalars();if(!s)return;const l=t._openGLRenderWindow.getGraphicsResourceForObject(s),c=Wf(0,s),u=!l?.oglObject?.getHandle()||l?.hash!==c,d=i.getUpdatedExtents(),p=!!d.length;if(u){t.volumeTexture=Hd.newInstance(),t.volumeTexture.setOpenGLRenderWindow(t._openGLRenderWindow);const n=o.getDimensions();t.volumeTexture.setOglNorm16Ext(t.context.getExtension(&quot;EXT_texture_norm16&quot;)),t.volumeTexture.resetFormatAndType(),t.volumeTexture.create3DFilterableFromDataArray({width:n[0],height:n[1],depth:n[2],dataArray:s,preferSizeOverAccuracy:t.renderable.getPreferSizeOverAccuracy()}),t._openGLRenderWindow.setGraphicsResourceForObject(s,t.volumeTexture,c),s!==t._scalars&amp;&amp;(t._openGLRenderWindow.registerGraphicsResourceUser(s,e),t._openGLRenderWindow.unregisterGraphicsResourceUser(t._scalars,e)),t._scalars=s}else t.volumeTexture=l.oglObject;if(p){i.setUpdatedExtents([]);const e=o.getDimensions();t.volumeTexture.create3DFilterableFromDataArray({width:e[0],height:e[1],depth:e[2],dataArray:s,updatedExtents:d})}const f=s.getNumberOfComponents(),g=r.getProperty(),m=g.getIndependentComponents(),h=m?f:1,v=m?2*h:1,T=[];for(let e=0;e&lt;h;++e)T.push(g.getRGBTransferFunction(e));const x=zf(T,m,h),y=g.getRGBTransferFunction(),b=t._openGLRenderWindow.getGraphicsResourceForObject(y);if(b?.oglObject?.getHandle()&amp;&amp;b?.hash===x)t.colorTexture=b.oglObject;else{let n=t.renderable.getColorTextureWidth();n&lt;=0&amp;&amp;(n=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const r=new Uint8ClampedArray(n*v*3);if(t.colorTexture=Hd.newInstance(),t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow),y){const e=new Float32Array(3*n);for(let t=0;t&lt;h;t++){const o=g.getRGBTransferFunction(t),a=o.getRange();if(o.getTable(a[0],a[1],n,e,1),m)for(let o=0;o&lt;3*n;o++)r[t*n*6+o]=255*e[o],r[t*n*6+o+3*n]=255*e[o];else for(let o=0;o&lt;3*n;o++)r[t*n*6+o]=255*e[o]}t.colorTexture.resetFormatAndType(),t.colorTexture.create2DFromRaw({width:n,height:v,numComps:3,dataType:ms.UNSIGNED_CHAR,data:r})}else{for(let e=0;e&lt;3*n;++e)r[e]=255*e/(3*(n-1)),r[e+1]=255*e/(3*(n-1)),r[e+2]=255*e/(3*(n-1));t.colorTexture.resetFormatAndType(),t.colorTexture.create2DFromRaw({width:n,height:1,numComps:3,dataType:ms.UNSIGNED_CHAR,data:r})}y&amp;&amp;(t._openGLRenderWindow.setGraphicsResourceForObject(y,t.colorTexture,x),y!==t._colorTransferFunc&amp;&amp;(t._openGLRenderWindow.registerGraphicsResourceUser(y,e),t._openGLRenderWindow.unregisterGraphicsResourceUser(t._colorTransferFunc,e)),t._colorTransferFunc=y)}const A=[];for(let e=0;e&lt;h;++e)A.push(g.getPiecewiseFunction(e));const C=zf(A,m,h),S=g.getPiecewiseFunction(),P=t._openGLRenderWindow.getGraphicsResourceForObject(S);if(P?.oglObject?.getHandle()&amp;&amp;P?.hash===C)t.pwfTexture=P.oglObject;else{let n=t.renderable.getOpacityTextureWidth();n&lt;=0&amp;&amp;(n=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const r=n*v,o=new Uint8ClampedArray(r);if(t.pwfTexture=Hd.newInstance(),t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow),S){const e=new Float32Array(r),o=new Float32Array(n);for(let t=0;t&lt;h;++t){const r=g.getPiecewiseFunction(t);if(null===r)e.fill(1);else{const a=r.getRange();if(r.getTable(a[0],a[1],n,o,1),m)for(let r=0;r&lt;n;r++)e[t*n*2+r]=o[r],e[t*n*2+r+n]=o[r];else for(let r=0;r&lt;n;r++)e[t*n*2+r]=o[r]}}t.pwfTexture.resetFormatAndType(),t.pwfTexture.create2DFromRaw({width:n,height:v,numComps:1,dataType:ms.FLOAT,data:e})}else o.fill(255),t.pwfTexture.resetFormatAndType(),t.pwfTexture.create2DFromRaw({width:n,height:1,numComps:1,dataType:ms.UNSIGNED_CHAR,data:o});S&amp;&amp;(t._openGLRenderWindow.setGraphicsResourceForObject(S,t.pwfTexture,C),S!==t._pwFunc&amp;&amp;(t._openGLRenderWindow.registerGraphicsResourceUser(S,e),t._openGLRenderWindow.unregisterGraphicsResourceUser(t._pwFunc,e)),t._pwFunc=S)}if(t.VBOBuildTime.getMTime()&lt;t.renderable.getMTime()||t.VBOBuildTime.getMTime()&lt;a.getMTime()){const e=a.getNumberOfPoints(),n=e&lt;=1?0:e-1,r=a.getDistancesToFirstPoint(),o=t.renderable.getHeight(),i=4*n,s=new Float32Array(3*i),l=t.renderable.getWidth();for(let e=0,t=0;e&lt;n;++e)s.set([0,o-r[e],0],t),t+=3,s.set([l,o-r[e],0],t),t+=3,s.set([l,o-r[e+1],0],t),t+=3,s.set([0,o-r[e+1],0],t),t+=3;const c=Is.newInstance({numberOfComponents:3,values:s});c.setName(&quot;points&quot;);const u=new Uint16Array(5*n);for(let e=0,t=0,r=0;e&lt;n;++e)u.set([4,r+3,r+2,r+1,r],t),t+=5,r+=4;const d=Is.newInstance({numberOfComponents:1,values:u}),p=a.getPoints(),f=new Float32Array(3*i),g=new Array(3),m=new Array(3);for(let e=0,t=0;e&lt;n;++e)p.getPoint(e,g),p.getPoint(e+1,m),f.set(g,t),t+=3,f.set(g,t),t+=3,f.set(m,t),t+=3,f.set(m,t),t+=3;const h=Is.newInstance({numberOfComponents:3,values:f,name:&quot;centerlinePosition&quot;}),v=new Float32Array(i);for(let e=0,t=0;e&lt;n;++e)v.set([0,1,3,2],t),t+=4;const T=[h,Is.newInstance({numberOfComponents:1,values:v,name:&quot;quadIndex&quot;})];if(!t.renderable.getUseUniformOrientation()){const e=t.renderable.getOrientedCenterline().getOrientations()??[],r=new Float32Array(4*i),o=new Float32Array(4*i);for(let t=0;t&lt;n;++t){const n=e[t],a=e[t+1];for(let e=0;e&lt;4;++e){const i=4*(e+4*t);r.set(n,i),o.set(a,i)}}const a=Is.newInstance({numberOfComponents:4,values:r,name:&quot;centerlineTopOrientation&quot;}),s=Is.newInstance({numberOfComponents:4,values:o,name:&quot;centerlineBotOrientation&quot;});T.push(a,s)}t.tris.getCABO().createVBO(d,&quot;polys&quot;,rs.SURFACE,{points:c,customAttributes:T}),t.VBOBuildTime.modified()}},e.getNeedToRebuildShaders=(e,n,r)=&gt;{const o=t.volumeTexture.getComponents(),a=r.getProperty().getIndependentComponents(),i=!!t.renderable.getCenterPoint(),s=t.renderable.getUseUniformOrientation(),l=t.renderable.isProjectionEnabled()&amp;&amp;t.renderable.getProjectionMode();return(0===e.getProgram()||t.lastUseCenterPoint!==i||t.lastUseUniformOrientation!==s||t.lastProjectionMode!==l||t.lastHaveSeenDepthRequest!==t.haveSeenDepthRequest||t.lastTextureComponents!==o||t.lastIndependentComponents!==a)&amp;&amp;(t.lastUseCenterPoint=i,t.lastUseUniformOrientation=s,t.lastProjectionMode=l,t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,t.lastTextureComponents=o,t.lastIndependentComponents=a,!0)},e.buildShaders=(t,n,r)=&gt;{e.getShaderTemplate(t,n,r),e.replaceShaderValues(t,n,r)},e.replaceShaderValues=(n,r,o)=&gt;{let a=n.Vertex,i=n.Fragment;const s=[&quot;vec3 applyQuaternionToVec(vec4 q, vec3 v) {&quot;,&quot;  float uvx = q.y * v.z - q.z * v.y;&quot;,&quot;  float uvy = q.z * v.x - q.x * v.z;&quot;,&quot;  float uvz = q.x * v.y - q.y * v.x;&quot;,&quot;  float uuvx = q.y * uvz - q.z * uvy;&quot;,&quot;  float uuvy = q.z * uvx - q.x * uvz;&quot;,&quot;  float uuvz = q.x * uvy - q.y * uvx;&quot;,&quot;  float w2 = q.w * 2.0;&quot;,&quot;  uvx *= w2;&quot;,&quot;  uvy *= w2;&quot;,&quot;  uvz *= w2;&quot;,&quot;  uuvx *= 2.0;&quot;,&quot;  uuvy *= 2.0;&quot;,&quot;  uuvz *= 2.0;&quot;,&quot;  return vec3(v.x + uvx + uuvx, v.y + uvy + uuvy, v.z + uvz + uuvz);&quot;,&quot;}&quot;];a=vd.substitute(a,&quot;//VTK::Camera::Dec&quot;,[&quot;uniform mat4 MCPCMatrix;&quot;]).result,a=vd.substitute(a,&quot;//VTK::PositionVC::Impl&quot;,[&quot;  gl_Position = MCPCMatrix * vertexMC;&quot;]).result;const l=[&quot;attribute vec3 centerlinePosition;&quot;,&quot;attribute float quadIndex;&quot;,&quot;uniform float width;&quot;,&quot;out vec2 quadOffsetVSOutput;&quot;,&quot;out vec3 centerlinePosVSOutput;&quot;],c=t.renderable.isProjectionEnabled(),u=t.renderable.getUseUniformOrientation();u?(l.push(&quot;out vec3 samplingDirVSOutput;&quot;,&quot;uniform vec4 centerlineOrientation;&quot;,&quot;uniform vec3 tangentDirection;&quot;,...s),c&amp;&amp;l.push(&quot;out vec3 projectionDirVSOutput;&quot;,&quot;uniform vec3 bitangentDirection;&quot;)):l.push(&quot;out vec4 centerlineTopOrientationVSOutput;&quot;,&quot;out vec4 centerlineBotOrientationVSOutput;&quot;,&quot;attribute vec4 centerlineTopOrientation;&quot;,&quot;attribute vec4 centerlineBotOrientation;&quot;),a=vd.substitute(a,&quot;//VTK::Color::Dec&quot;,l).result;const d=[&quot;quadOffsetVSOutput = vec2(width * (mod(quadIndex, 2.0) == 0.0 ? -0.5 : 0.5), quadIndex &gt; 1.0 ? 0.0 : 1.0);&quot;,&quot;centerlinePosVSOutput = centerlinePosition;&quot;];u?(d.push(&quot;samplingDirVSOutput = applyQuaternionToVec(centerlineOrientation, tangentDirection);&quot;),c&amp;&amp;d.push(&quot;projectionDirVSOutput = applyQuaternionToVec(centerlineOrientation, bitangentDirection);&quot;)):d.push(&quot;centerlineTopOrientationVSOutput = centerlineTopOrientation;&quot;,&quot;centerlineBotOrientationVSOutput = centerlineBotOrientation;&quot;),a=vd.substitute(a,&quot;//VTK::Color::Impl&quot;,d).result;const p=t.volumeTexture.getComponents(),f=o.getProperty().getIndependentComponents();let g=[&quot;uniform mat4 MCTCMatrix; // Model coordinates to texture coordinates&quot;,&quot;in vec2 quadOffsetVSOutput;&quot;,&quot;in vec3 centerlinePosVSOutput;&quot;,&quot;uniform highp sampler3D volumeTexture;&quot;,&quot;uniform sampler2D colorTexture1;&quot;,&quot;uniform sampler2D pwfTexture1;&quot;,&quot;uniform float opacity;&quot;,&quot;uniform vec4 backgroundColor;&quot;,&quot;uniform float cshift0;&quot;,&quot;uniform float cscale0;&quot;,&quot;uniform float pwfshift0;&quot;,&quot;uniform float pwfscale0;&quot;];c&amp;&amp;g.push(&quot;uniform vec3 volumeSizeMC;&quot;,&quot;uniform int projectionSlabNumberOfSamples;&quot;,&quot;uniform float projectionConstantOffset;&quot;,&quot;uniform float projectionStepLength;&quot;),u?(g.push(&quot;in vec3 samplingDirVSOutput;&quot;),c&amp;&amp;g.push(&quot;in vec3 projectionDirVSOutput;&quot;)):(g.push(&quot;uniform vec3 tangentDirection;&quot;,&quot;in vec4 centerlineTopOrientationVSOutput;&quot;,&quot;in vec4 centerlineBotOrientationVSOutput;&quot;,...s),c&amp;&amp;g.push(&quot;uniform vec3 bitangentDirection;&quot;));const m=t.renderable.getCenterPoint();if(m&amp;&amp;g.push(&quot;uniform vec3 globalCenterPoint;&quot;),f){for(let e=1;e&lt;p;e++)g=g.concat([`uniform float cshift${e};`,`uniform float cscale${e};`,`uniform float pwfshift${e};`,`uniform float pwfscale${e};`]);switch(p){case 1:g=g.concat([&quot;uniform float mix0;&quot;,&quot;#define height0 0.5&quot;]);break;case 2:g=g.concat([&quot;uniform float mix0;&quot;,&quot;uniform float mix1;&quot;,&quot;#define height0 0.25&quot;,&quot;#define height1 0.75&quot;]);break;case 3:g=g.concat([&quot;uniform float mix0;&quot;,&quot;uniform float mix1;&quot;,&quot;uniform float mix2;&quot;,&quot;#define height0 0.17&quot;,&quot;#define height1 0.5&quot;,&quot;#define height2 0.83&quot;]);break;case 4:g=g.concat([&quot;uniform float mix0;&quot;,&quot;uniform float mix1;&quot;,&quot;uniform float mix2;&quot;,&quot;uniform float mix3;&quot;,&quot;#define height0 0.125&quot;,&quot;#define height1 0.375&quot;,&quot;#define height2 0.625&quot;,&quot;#define height3 0.875&quot;]);break;default:sg(&quot;Unsupported number of independent coordinates.&quot;)}}i=vd.substitute(i,&quot;//VTK::TCoord::Dec&quot;,g).result;let h=[];if(u?(h.push(&quot;vec3 samplingDirection = samplingDirVSOutput;&quot;),c&amp;&amp;h.push(&quot;vec3 projectionDirection = projectionDirVSOutput;&quot;)):(h.push(&quot;vec4 q0 = centerlineBotOrientationVSOutput;&quot;,&quot;vec4 q1 = centerlineTopOrientationVSOutput;&quot;,&quot;float qCosAngle = dot(q0, q1);&quot;,&quot;vec4 interpolatedOrientation;&quot;,&quot;if (qCosAngle &gt; 0.999 || qCosAngle &lt; -0.999) {&quot;,&quot;  // Use LERP instead of SLERP when the two quaternions are close or opposite&quot;,&quot;  interpolatedOrientation = normalize(mix(q0, q1, quadOffsetVSOutput.y));&quot;,&quot;} else {&quot;,&quot;  float omega = acos(qCosAngle);&quot;,&quot;  interpolatedOrientation = normalize(sin((1.0 - quadOffsetVSOutput.y) * omega) * q0 + sin(quadOffsetVSOutput.y * omega) * q1);&quot;,&quot;}&quot;,&quot;vec3 samplingDirection = applyQuaternionToVec(interpolatedOrientation, tangentDirection);&quot;),c&amp;&amp;h.push(&quot;vec3 projectionDirection = applyQuaternionToVec(interpolatedOrientation, bitangentDirection);&quot;)),m?h.push(&quot;float baseOffset = dot(samplingDirection, globalCenterPoint - centerlinePosVSOutput);&quot;,&quot;float horizontalOffset = quadOffsetVSOutput.x + baseOffset;&quot;):h.push(&quot;float horizontalOffset = quadOffsetVSOutput.x;&quot;),h.push(&quot;vec3 volumePosMC = centerlinePosVSOutput + horizontalOffset * samplingDirection;&quot;,&quot;vec3 volumePosTC = (MCTCMatrix * vec4(volumePosMC, 1.0)).xyz;&quot;,&quot;if (any(lessThan(volumePosTC, vec3(0.0))) || any(greaterThan(volumePosTC, vec3(1.0))))&quot;,&quot;{&quot;,&quot;  // set the background color and exit&quot;,&quot;  gl_FragData[0] = backgroundColor;&quot;,&quot;  return;&quot;,&quot;}&quot;),c){const e=t.renderable.getProjectionMode();switch(e===ag?h.push(&quot;const vec4 initialProjectionTextureValue = vec4(1.0);&quot;):h.push(&quot;const vec4 initialProjectionTextureValue = vec4(0.0);&quot;),h.push(&quot;vec3 projectionScaledDirection = projectionDirection / volumeSizeMC;&quot;,&quot;vec3 projectionStep = projectionStepLength * projectionScaledDirection;&quot;,&quot;vec3 projectionStartPosition = volumePosTC + projectionConstantOffset * projectionScaledDirection;&quot;,&quot;vec4 tvalue = initialProjectionTextureValue;&quot;,&quot;for (int projectionSampleIdx = 0; projectionSampleIdx &lt; projectionSlabNumberOfSamples; ++projectionSampleIdx) {&quot;,&quot;  vec3 projectionSamplePosition = projectionStartPosition + float(projectionSampleIdx) * projectionStep;&quot;,&quot;  vec4 sampledTextureValue = texture(volumeTexture, projectionSamplePosition);&quot;),e){case og:h.push(&quot;  tvalue = max(tvalue, sampledTextureValue);&quot;);break;case ag:h.push(&quot;  tvalue = min(tvalue, sampledTextureValue);&quot;);break;default:h.push(&quot;  tvalue = tvalue + sampledTextureValue;&quot;)}h.push(&quot;}&quot;),e===ig&amp;&amp;h.push(&quot;tvalue = tvalue / float(projectionSlabNumberOfSamples);&quot;)}else h.push(&quot;vec4 tvalue = texture(volumeTexture, volumePosTC);&quot;);if(f){const e=[&quot;r&quot;,&quot;g&quot;,&quot;b&quot;,&quot;a&quot;];for(let t=0;t&lt;p;++t)h=h.concat([`vec3 tcolor${t} = mix${t} * texture2D(colorTexture1, vec2(tvalue.${e[t]} * cscale${t} + cshift${t}, height${t})).rgb;`,`float compWeight${t} = mix${t} * texture2D(pwfTexture1, vec2(tvalue.${e[t]} * pwfscale${t} + pwfshift${t}, height${t})).r;`]);switch(p){case 1:h=h.concat([&quot;gl_FragData[0] = vec4(tcolor0.rgb, compWeight0 * opacity);&quot;]);break;case 2:h=h.concat([&quot;float weightSum = compWeight0 + compWeight1;&quot;,&quot;gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);&quot;]);break;case 3:h=h.concat([&quot;float weightSum = compWeight0 + compWeight1 + compWeight2;&quot;,&quot;gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);&quot;]);break;case 4:h=h.concat([&quot;float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;&quot;,&quot;gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);&quot;]);break;default:sg(&quot;Unsupported number of independent coordinates.&quot;)}}else switch(p){case 1:h=h.concat([&quot;// Dependent components&quot;,&quot;float intensity = tvalue.r;&quot;,&quot;vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;&quot;,&quot;float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;&quot;,&quot;gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);&quot;]);break;case 2:h=h.concat([&quot;float intensity = tvalue.r*cscale0 + cshift0;&quot;,&quot;gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tvalue.g + pwfshift0);&quot;]);break;case 3:h=h.concat([&quot;vec4 tcolor = cscale0*tvalue + cshift0;&quot;,&quot;gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);&quot;]);break;default:h=h.concat([&quot;vec4 tcolor = cscale0*tvalue + cshift0;&quot;,&quot;gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,&quot;,&quot;  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);&quot;])}i=vd.substitute(i,&quot;//VTK::TCoord::Impl&quot;,h).result,t.haveSeenDepthRequest&amp;&amp;(i=vd.substitute(i,&quot;//VTK::ZBuffer::Dec&quot;,&quot;uniform int depthRequest;&quot;).result,i=vd.substitute(i,&quot;//VTK::ZBuffer::Impl&quot;,[&quot;if (depthRequest == 1) {&quot;,&quot;float iz = floor(gl_FragCoord.z*65535.0 + 0.1);&quot;,&quot;float rf = floor(iz/256.0)/255.0;&quot;,&quot;float gf = mod(iz,256.0)/255.0;&quot;,&quot;gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }&quot;]).result),n.Vertex=a,n.Fragment=i,e.replaceShaderClip(n,r,o),e.replaceShaderCoincidentOffset(n,r,o)},e.replaceShaderClip=(e,n,r)=&gt;{let o=e.Vertex,a=e.Fragment;if(t.renderable.getNumberOfClippingPlanes()){let e=t.renderable.getNumberOfClippingPlanes();e&gt;6&amp;&amp;(sn.vtkErrorMacro(&quot;OpenGL has a limit of 6 clipping planes&quot;),e=6),o=vd.substitute(o,&quot;//VTK::Clip::Dec&quot;,[&quot;uniform int numClipPlanes;&quot;,&quot;uniform vec4 clipPlanes[6];&quot;,&quot;varying float clipDistancesVSOutput[6];&quot;]).result,o=vd.substitute(o,&quot;//VTK::Clip::Impl&quot;,[&quot;for (int planeNum = 0; planeNum &lt; 6; planeNum++)&quot;,&quot;    {&quot;,&quot;    if (planeNum &gt;= numClipPlanes)&quot;,&quot;        {&quot;,&quot;        break;&quot;,&quot;        }&quot;,&quot;    clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);&quot;,&quot;    }&quot;]).result,a=vd.substitute(a,&quot;//VTK::Clip::Dec&quot;,[&quot;uniform int numClipPlanes;&quot;,&quot;varying float clipDistancesVSOutput[6];&quot;]).result,a=vd.substitute(a,&quot;//VTK::Clip::Impl&quot;,[&quot;for (int planeNum = 0; planeNum &lt; 6; planeNum++)&quot;,&quot;    {&quot;,&quot;    if (planeNum &gt;= numClipPlanes)&quot;,&quot;        {&quot;,&quot;        break;&quot;,&quot;        }&quot;,&quot;    if (clipDistancesVSOutput[planeNum] &lt; 0.0) discard;&quot;,&quot;    }&quot;]).result}e.Vertex=o,e.Fragment=a},e.getShaderTemplate=(e,t,n)=&gt;{e.Vertex=jd,e.Fragment=Xd,e.Geometry=&quot;&quot;},e.setMapperShaderParameters=(n,r,o)=&gt;{const a=n.getProgram(),i=n.getCABO();i.getElementCount()&amp;&amp;(t.VBOBuildTime.getMTime()&gt;n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()&gt;n.getAttributeUpdateTime().getMTime())&amp;&amp;(a.isAttributeUsed(&quot;vertexMC&quot;)&amp;&amp;(n.getVAO().addAttributeArray(a,i,&quot;vertexMC&quot;,i.getVertexOffset(),i.getStride(),t.context.FLOAT,3,t.context.FALSE)||sg(&quot;Error setting vertexMC in shader VAO.&quot;)),n.getCABO().getCustomData().forEach((e=&gt;{e&amp;&amp;a.isAttributeUsed(e.name)&amp;&amp;!n.getVAO().addAttributeArray(a,i,e.name,e.offset,i.getStride(),t.context.FLOAT,e.components,t.context.FALSE)&amp;&amp;sg(`Error setting ${e.name} in shader VAO.`)})),n.getAttributeUpdateTime().modified());const s=t.volumeTexture.getTextureUnit();if(a.setUniformi(&quot;volumeTexture&quot;,s),a.setUniformf(&quot;width&quot;,t.renderable.getWidth()),n.getProgram().setUniform4fv(&quot;backgroundColor&quot;,t.renderable.getBackgroundColor()),a.isUniformUsed(&quot;tangentDirection&quot;)){const e=t.renderable.getTangentDirection();n.getProgram().setUniform3fArray(&quot;tangentDirection&quot;,e)}if(a.isUniformUsed(&quot;bitangentDirection&quot;)){const e=t.renderable.getBitangentDirection();n.getProgram().setUniform3fArray(&quot;bitangentDirection&quot;,e)}if(a.isUniformUsed(&quot;centerlineOrientation&quot;)){const e=t.renderable.getUniformOrientation();n.getProgram().setUniform4fv(&quot;centerlineOrientation&quot;,e)}if(a.isUniformUsed(&quot;globalCenterPoint&quot;)){const e=t.renderable.getCenterPoint();a.setUniform3fArray(&quot;globalCenterPoint&quot;,e)}if(t.renderable.isProjectionEnabled()){const e=t.currentImageDataInput,n=e.getSpacing(),r=e.getDimensions(),o=t.renderable.getProjectionSlabThickness(),i=t.renderable.getProjectionSlabNumberOfSamples(),s=ce([],n,r);a.setUniform3fArray(&quot;volumeSizeMC&quot;,s),a.setUniformi(&quot;projectionSlabNumberOfSamples&quot;,i);const l=-.5*o;a.setUniformf(&quot;projectionConstantOffset&quot;,l);const c=o/(i-1);a.setUniformf(&quot;projectionStepLength&quot;,c)}const l=t.currentImageDataInput,c=l.getWorldToIndex(),u=M(new Float32Array(16),ee([],l.getDimensions())),d=z(u,u,c);if(a.setUniformMatrix(&quot;MCTCMatrix&quot;,d),t.haveSeenDepthRequest&amp;&amp;n.getProgram().setUniformi(&quot;depthRequest&quot;,t.renderDepth?1:0),t.renderable.getNumberOfClippingPlanes()){let e=t.renderable.getNumberOfClippingPlanes();e&gt;6&amp;&amp;(sn.vtkErrorMacro(&quot;OpenGL has a limit of 6 clipping planes&quot;),e=6);const n=i.getCoordShiftAndScaleEnabled()?i.getInverseShiftAndScaleMatrix():null,r=n?T(t.imagematinv,o.getMatrix()):o.getMatrix();n&amp;&amp;(y(r,r),A(r,r,n),y(r,r)),y(t.imagemat,t.currentImageDataInput.getIndexToWorld()),A(t.imagematinv,r,t.imagemat);const s=[];for(let n=0;n&lt;e;n++){const e=[];t.renderable.getClippingPlaneInDataCoords(t.imagematinv,n,e);for(let t=0;t&lt;4;t++)s.push(e[t])}a.setUniformi(&quot;numClipPlanes&quot;,e),a.setUniform4fv(&quot;clipPlanes&quot;,s)}if(a.isUniformUsed(&quot;coffset&quot;)){const t=e.getCoincidentParameters(r,o);a.setUniformf(&quot;coffset&quot;,t.offset),a.isUniformUsed(&quot;cfactor&quot;)&amp;&amp;a.setUniformf(&quot;cfactor&quot;,t.factor)}},e.setCameraShaderParameters=(e,n,r)=&gt;{const o=t.openGLImageSlice.getKeyMatrices().mcwc,a=t.openGLCamera.getKeyMatrices(n).wcpc;if(A(t.imagemat,a,o),e.getCABO().getCoordShiftAndScaleEnabled()){const n=e.getCABO().getInverseShiftAndScaleMatrix();A(t.imagemat,t.imagemat,n)}e.getProgram().setUniformMatrix(&quot;MCPCMatrix&quot;,t.imagemat)},e.setPropertyShaderParameters=(e,n,r)=&gt;{const o=e.getProgram(),a=r.getProperty(),i=a.getOpacity();o.setUniformf(&quot;opacity&quot;,i);const s=t.volumeTexture.getComponents(),l=a.getIndependentComponents();if(l)for(let e=0;e&lt;s;++e)o.setUniformf(`mix${e}`,a.getComponentWeight(e));const c=t.volumeTexture.getVolumeInfo();for(let e=0;e&lt;s;e++){let t=a.getColorWindow(),n=a.getColorLevel();const r=l?e:0,i=a.getRGBTransferFunction(r);if(i&amp;&amp;a.getUseLookupTableScalarRange()){const e=i.getRange();t=e[1]-e[0],n=.5*(e[1]+e[0])}const s=c.scale[e]/t,u=(c.offset[e]-n)/t+.5;o.setUniformf(`cshift${e}`,u),o.setUniformf(`cscale${e}`,s)}const u=t.colorTexture.getTextureUnit();o.setUniformi(&quot;colorTexture1&quot;,u);for(let e=0;e&lt;s;e++){let t=1,n=0;const r=l?e:0,i=a.getPiecewiseFunction(r);if(i){const r=i.getRange(),o=r[1]-r[0],a=.5*(r[0]+r[1]);t=c.scale[e]/o,n=(c.offset[e]-a)/o+.5}o.setUniformf(`pwfshift${e}`,n),o.setUniformf(`pwfscale${e}`,t)}const d=t.pwfTexture.getTextureUnit();o.setUniformi(&quot;pwfTexture1&quot;,d)},e.updateShaders=(n,r,o)=&gt;{if(e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(a,r,o);const i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==n.getProgram()&amp;&amp;(n.setProgram(i),n.getVAO().releaseGraphicsResources()),n.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram());n.getVAO().bind(),e.setMapperShaderParameters(n,r,o),e.setCameraShaderParameters(n,r,o),e.setPropertyShaderParameters(n,r,o)},e.delete=sn.chain((()=&gt;{t._openGLRenderWindow&amp;&amp;n(t._openGLRenderWindow)}),e.delete)}(e,t)}),&quot;vtkOpenGLImageCPRMapper&quot;);vn(&quot;vtkImageCPRMapper&quot;,cg);const ug={context:null,keyMatrixTime:null,keyMatrices:null};vn(&quot;vtkImageSlice&quot;,Xt((function(e,t,n={}){Object.assign(t,ug,n),pn.extend(e,t,n),t.keyMatrixTime={},Vt(t.keyMatrixTime,{mtime:0}),t.keyMatrices={mcwc:x(new Float64Array(16))},Gt(e,t,[&quot;context&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLImageSlice&quot;),e.buildPass=n=&gt;{if(t.renderable&amp;&amp;t.renderable.getVisibility()&amp;&amp;n){if(!t.renderable)return;t._openGLRenderWindow=e.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;),t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;),t.context=t._openGLRenderWindow.getContext(),e.prepareNodes(),e.addMissingNode(t.renderable.getMapper()),e.removeUnusedNodes()}},e.traverseZBufferPass=n=&gt;{t.renderable&amp;&amp;t.renderable.getNestedVisibility()&amp;&amp;(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&amp;&amp;(e.apply(n,!0),t.children.forEach((e=&gt;{e.traverse(n)})),e.apply(n,!1))},e.traverseOpaqueZBufferPass=t=&gt;e.traverseOpaquePass(t),e.traverseOpaquePass=n=&gt;{t.renderable&amp;&amp;t.renderable.getNestedVisibility()&amp;&amp;t.renderable.getIsOpaque()&amp;&amp;(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&amp;&amp;(e.apply(n,!0),t.children.forEach((e=&gt;{e.traverse(n)})),e.apply(n,!1))},e.traverseTranslucentPass=n=&gt;{!t.renderable||!t.renderable.getNestedVisibility()||t.renderable.getIsOpaque()||t._openGLRenderer.getSelector()&amp;&amp;!t.renderable.getNestedPickable()||(e.apply(n,!0),t.children.forEach((e=&gt;{e.traverse(n)})),e.apply(n,!1))},e.queryPass=(e,n)=&gt;{if(e){if(!t.renderable||!t.renderable.getVisibility())return;t.renderable.getIsOpaque()?n.incrementOpaqueActorCount():n.incrementTranslucentActorCount()}},e.zBufferPass=(t,n)=&gt;e.opaquePass(t,n),e.opaqueZBufferPass=(t,n)=&gt;e.opaquePass(t,n),e.opaquePass=(e,n)=&gt;{e&amp;&amp;t.context.depthMask(!0)},e.translucentPass=(e,n)=&gt;{t.context.depthMask(!e)},e.getKeyMatrices=()=&gt;(t.renderable.getMTime()&gt;t.keyMatrixTime.getMTime()&amp;&amp;(T(t.keyMatrices.mcwc,t.renderable.getMatrix()),y(t.keyMatrices.mcwc,t.keyMatrices.mcwc),t.keyMatrixTime.modified()),t.keyMatrices)}(e,t)}),&quot;vtkOpenGLImageSlice&quot;));const dg={};vn(&quot;vtkVolume&quot;,Xt((function(e,t,n={}){Object.assign(t,dg,n),pn.extend(e,t,n),t.keyMatrixTime={},Vt(t.keyMatrixTime,{mtime:0}),t.normalMatrix=new Float64Array(9),t.MCWCMatrix=new Float64Array(16),Gt(e,t,[&quot;context&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLVolume&quot;),e.buildPass=n=&gt;{t.renderable&amp;&amp;t.renderable.getVisibility()&amp;&amp;n&amp;&amp;(t._openGLRenderWindow=e.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;),t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;),t.context=t._openGLRenderWindow.getContext(),e.prepareNodes(),e.addMissingNode(t.renderable.getMapper()),e.removeUnusedNodes())},e.queryPass=(e,n)=&gt;{if(e){if(!t.renderable||!t.renderable.getVisibility())return;n.incrementVolumeCount()}},e.traverseVolumePass=n=&gt;{t.renderable&amp;&amp;t.renderable.getNestedVisibility()&amp;&amp;(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&amp;&amp;(e.apply(n,!0),t.children[0].traverse(n),e.apply(n,!1))},e.volumePass=e=&gt;{t.renderable&amp;&amp;t.renderable.getVisibility()&amp;&amp;t.context.depthMask(!e)},e.getKeyMatrices=()=&gt;(t.renderable.getMTime()&gt;t.keyMatrixTime.getMTime()&amp;&amp;(t.renderable.computeMatrix(),T(t.MCWCMatrix,t.renderable.getMatrix()),y(t.MCWCMatrix,t.MCWCMatrix),t.renderable.getIsIdentity()?c(t.normalMatrix):(s(t.normalMatrix,t.MCWCMatrix),d(t.normalMatrix,t.normalMatrix),u(t.normalMatrix,t.normalMatrix)),t.keyMatrixTime.modified()),{mcwc:t.MCWCMatrix,normalMatrix:t.normalMatrix})}(e,t)}),&quot;vtkOpenGLVolume&quot;));const pg={NEAREST:0,LINEAR:1,FAST_LINEAR:2},fg={FRACTIONAL:0,PROPORTIONAL:1},gg={DEFAULT:0,ADDITIVE:1,COLORIZE:2,CUSTOM:3};var mg={InterpolationType:pg,OpacityMode:fg,ColorMixPreset:gg,FilterMode:{OFF:0,NORMALIZED:1,RAW:2}};const hg={COMPOSITE_BLEND:0,MAXIMUM_INTENSITY_BLEND:1,MINIMUM_INTENSITY_BLEND:2,AVERAGE_INTENSITY_BLEND:3,ADDITIVE_INTENSITY_BLEND:4,RADON_TRANSFORM_BLEND:5,LABELMAP_EDGE_PROJECTION_BLEND:6};var vg={BlendMode:hg};const{vtkWarningMacro:Tg,vtkErrorMacro:xg}=ln,yg={idxToView:x(new Float64Array(16)),vecISToVCMatrix:c(new Float64Array(9)),modelToView:x(new Float64Array(16)),projectionToView:x(new Float64Array(16)),projectionToWorld:x(new Float64Array(16))};function bg(e,t){function n(e){return e.getUseLabelOutline()||t.renderable.getBlendMode()===hg.LABELMAP_EDGE_PROJECTION_BLEND}t.classHierarchy.push(&quot;vtkOpenGLVolumeMapper&quot;);const r=new Map;function o(t,n,o){n!==o&amp;&amp;(function(t,n){if(!n)return;const o=(r.get(n)??0)-1;o&lt;=0?(t.unregisterGraphicsResourceUser(n,e),r.delete(n)):r.set(n,o)}(t,n),function(t,n){if(!n)return;const o=r.get(n)??0,a=o+1;r.set(n,a),o&lt;=0&amp;&amp;t.registerGraphicsResourceUser(n,e)}(t,o))}function a(t){[...r.keys()].forEach((n=&gt;t.unregisterGraphicsResourceUser(n,e)))}e.buildPass=()=&gt;{t.zBufferTexture=null},e.zBufferPass=(e,n)=&gt;{if(e){const e=n.getZBufferTexture();e!==t.zBufferTexture&amp;&amp;(t.zBufferTexture=e)}},e.opaqueZBufferPass=(t,n)=&gt;e.zBufferPass(t,n),e.volumePass=(n,r)=&gt;{if(n){const n=t._openGLRenderWindow;t._openGLRenderWindow=e.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;),n&amp;&amp;!n.isDeleted()&amp;&amp;n!==t._openGLRenderWindow&amp;&amp;a(n),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.jitterTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLVolume=e.getFirstAncestorOfType(&quot;vtkOpenGLVolume&quot;);const r=t.openGLVolume.getRenderable();t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;);const o=t._openGLRenderer.getRenderable();t.openGLCamera=t._openGLRenderer.getViewNodeFor(o.getActiveCamera(),t.openGLCamera),e.renderPiece(o,r)}},e.getShaderTemplate=(e,t,n)=&gt;{e.Vertex=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkVolumeVS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n\\nattribute vec4 vertexDC;\\n\\nvarying vec3 vertexVCVSOutput;\\nuniform mat4 PCVCMatrix;\\n\\nuniform float dcxmin;\\nuniform float dcxmax;\\nuniform float dcymin;\\nuniform float dcymax;\\n\\nvoid main()\\n{\\n  // dcsmall is the device coords reduced to the\\n  // x y area covered by the volume\\n  vec4 dcsmall = vec4(\\n    dcxmin + 0.5 * (vertexDC.x + 1.0) * (dcxmax - dcxmin),\\n    dcymin + 0.5 * (vertexDC.y + 1.0) * (dcymax - dcymin),\\n    vertexDC.z,\\n    vertexDC.w);\\n  vec4 vcpos = PCVCMatrix * dcsmall;\\n  vertexVCVSOutput = vcpos.xyz/vcpos.w;\\n  gl_Position = dcsmall;\\n}\\n&quot;,e.Fragment=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkVolumeFS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n// Template for the volume mappers fragment shader\\n\\nconst float infinity = 3.402823466e38;\\n\\n// the output of this shader\\n//VTK::Output::Dec\\n\\nin vec3 vertexVCVSOutput;\\n\\n// From Sources\\\\Rendering\\\\Core\\\\VolumeProperty\\\\Constants.js\\n#define COMPOSITE_BLEND 0\\n#define MAXIMUM_INTENSITY_BLEND 1\\n#define MINIMUM_INTENSITY_BLEND 2\\n#define AVERAGE_INTENSITY_BLEND 3\\n#define ADDITIVE_INTENSITY_BLEND 4\\n#define RADON_TRANSFORM_BLEND 5\\n#define LABELMAP_EDGE_PROJECTION_BLEND 6\\n\\n#define vtkNumberOfLights //VTK::NumberOfLights\\n#define vtkMaxLaoKernelSize //VTK::MaxLaoKernelSize\\n#define vtkNumberOfComponents //VTK::NumberOfComponents\\n#define vtkBlendMode //VTK::BlendMode\\n#define vtkMaximumNumberOfSamples //VTK::MaximumNumberOfSamples\\n\\n//VTK::EnabledColorFunctions\\n\\n//VTK::EnabledLightings\\n\\n//VTK::EnabledMultiTexturePerVolume\\n\\n//VTK::EnabledGradientOpacity\\n\\n//VTK::EnabledIndependentComponents\\n\\n//VTK::vtkProportionalComponents\\n\\n//VTK::vtkForceNearestComponents\\n\\nuniform int twoSidedLighting;\\n\\n#if vtkMaxLaoKernelSize &gt; 0\\n  vec2 kernelSample[vtkMaxLaoKernelSize];\\n#endif\\n\\n// Textures\\n#ifdef EnabledMultiTexturePerVolume\\n  #define vtkNumberOfVolumeTextures vtkNumberOfComponents\\n#else\\n  #define vtkNumberOfVolumeTextures 1\\n#endif\\nuniform highp sampler3D volumeTexture[vtkNumberOfVolumeTextures];\\nuniform sampler2D colorTexture;\\nuniform sampler2D opacityTexture;\\nuniform sampler2D jtexture;\\nuniform sampler2D labelOutlineThicknessTexture;\\n\\nstruct Volume {\\n  // ---- Volume geometry settings ----\\n\\n  vec3 originVC;          // in VC\\n  vec3 spacing;           // in VC per IC\\n  vec3 inverseSpacing;    // 1/spacing\\n  ivec3 dimensions;       // in IC\\n  vec3 inverseDimensions; // 1/vec3(dimensions)\\n  mat3 vecISToVCMatrix;   // convert from IS to VC without translation\\n  mat3 vecVCToISMatrix;   // convert from VC to IS without translation\\n  mat4 PCWCMatrix;\\n  mat4 worldToIndex;\\n  float diagonalLength; // in VC, this is: length(size)\\n\\n  // ---- Texture settings ----\\n\\n  // Texture shift and scale\\n  vec4 colorTextureScale;\\n  vec4 colorTextureShift;\\n  vec4 opacityTextureScale;\\n  vec4 opacityTextureShift;\\n\\n  // The heights defined below are the locations for the up to four components\\n  // of the transfer functions. The transfer functions have a height of (2 *\\n  // numberOfComponents) pixels so the values are computed to hit the middle of\\n  // the two rows for that component\\n  vec4 transferFunctionsSampleHeight;\\n\\n  // ---- Mode specific settings ----\\n\\n  // Independent component default preset settings per component\\n  vec4 independentComponentMix;\\n\\n  // Additive / average blending mode settings\\n  vec4 ipScalarRangeMin;\\n  vec4 ipScalarRangeMax;\\n\\n  // ---- Rendering settings ----\\n\\n  // Lighting\\n  float ambient;\\n  float diffuse;\\n  float specular;\\n  float specularPower;\\n  int computeNormalFromOpacity;\\n\\n  // Gradient opacity\\n  vec4 gradientOpacityScale;\\n  vec4 gradientOpacityShift;\\n  vec4 gradientOpacityMin;\\n  vec4 gradientOpacityMax;\\n\\n  // Volume shadow\\n  float volumetricScatteringBlending;\\n  float globalIlluminationReach;\\n  float anisotropy;\\n  float anisotropySquared;\\n\\n  // LAO\\n  int kernelSize;\\n  int kernelRadius;\\n\\n  // Label outline\\n  float outlineOpacity;\\n};\\nuniform Volume volume;\\n\\nstruct Light {\\n  vec3 color;\\n  vec3 positionVC;\\n  vec3 directionVC; // normalized\\n  vec3 halfAngleVC;\\n  vec3 attenuation;\\n  float exponent;\\n  float coneAngle;\\n  int isPositional;\\n};\\n#if vtkNumberOfLights &gt; 0\\n  uniform Light lights[vtkNumberOfLights];\\n#endif\\n\\nuniform float vpWidth;\\nuniform float vpHeight;\\nuniform float vpOffsetX;\\nuniform float vpOffsetY;\\n\\n// Bitmasks for label outline\\nconst int MAX_SEGMENT_INDEX = 256; // Define as per expected maximum\\n#define MAX_SEGMENTS 256\\n#define UINT_SIZE 32\\n// We add UINT_SIZE - 1, as we want the ceil of the division instead of the\\n// floor\\n#define BITMASK_SIZE ((MAX_SEGMENTS + UINT_SIZE - 1) / UINT_SIZE)\\nuint labelOutlineBitmasks[BITMASK_SIZE];\\n\\n// Set the corresponding bit in the bitmask\\nvoid setLabelOutlineBit(int segmentIndex) {\\n  int arrayIndex = segmentIndex / UINT_SIZE;\\n  int bitIndex = segmentIndex % UINT_SIZE;\\n  labelOutlineBitmasks[arrayIndex] |= 1u &lt;&lt; bitIndex;\\n}\\n\\n// Check if a bit is set in the bitmask\\nbool isLabelOutlineBitSet(int segmentIndex) {\\n  int arrayIndex = segmentIndex / UINT_SIZE;\\n  int bitIndex = segmentIndex % UINT_SIZE;\\n  return ((labelOutlineBitmasks[arrayIndex] &amp; (1u &lt;&lt; bitIndex)) != 0u);\\n}\\n\\n// if you want to see the raw tiled\\n// data in webgl1 uncomment the following line\\n// #define debugtile\\n\\n// camera values\\nuniform float camThick;\\nuniform float camNear;\\nuniform float camFar;\\nuniform int cameraParallel;\\n\\n//VTK::ClipPlane::Dec\\n\\n// A random number between 0 and 1 that only depends on the fragment\\n// It uses the jtexture, so this random seed repeats by blocks of 32 fragments\\n// in screen space\\nfloat fragmentSeed;\\n\\n// sample texture is global\\nuniform float sampleDistance;\\nuniform float volumeShadowSampleDistance;\\n\\n// declaration for intermixed geometry\\n//VTK::ZBuffer::Dec\\n\\n//=======================================================================\\n// global and custom variables (a temporary section before photorealistics\\n// rendering module is complete)\\nvec3 rayDirVC;\\n\\n#define INV4PI 0.0796\\n#define EPSILON 0.001\\n#define PI 3.1415\\n#define PI2 9.8696\\n\\nvec4 rawSampleTexture(vec3 pos) {\\n  #ifdef EnabledMultiTexturePerVolume\\n    vec4 rawSample;\\n    rawSample[0] = texture(volumeTexture[0], pos)[0];\\n  #if vtkNumberOfComponents &gt; 1\\n    rawSample[1] = texture(volumeTexture[1], pos)[0];\\n  #endif\\n  #if vtkNumberOfComponents &gt; 2\\n    rawSample[2] = texture(volumeTexture[2], pos)[0];\\n  #endif\\n  #if vtkNumberOfComponents &gt; 3\\n    rawSample[3] = texture(volumeTexture[3], pos)[0];\\n  #endif\\n    return rawSample;\\n  #else\\n    return texture(volumeTexture[0], pos);\\n  #endif\\n}\\n\\nvec4 rawFetchTexture(ivec3 pos) {\\n  #ifdef EnabledMultiTexturePerVolume\\n    vec4 rawSample;\\n    #if vtkNumberOfComponents &gt; 0\\n      rawSample[0] = texelFetch(volumeTexture[0], pos, 0)[0];\\n    #endif\\n    #if vtkNumberOfComponents &gt; 1\\n      rawSample[1] = texelFetch(volumeTexture[1], pos, 0)[0];\\n    #endif\\n    #if vtkNumberOfComponents &gt; 2\\n      rawSample[2] = texelFetch(volumeTexture[2], pos, 0)[0];\\n    #endif\\n    #if vtkNumberOfComponents &gt; 3\\n      rawSample[3] = texelFetch(volumeTexture[3], pos, 0)[0];\\n    #endif\\n    return rawSample;\\n  #else\\n    return texelFetch(volumeTexture[0], pos, 0);\\n  #endif\\n}\\n\\nvec4 getTextureValue(vec3 pos) {\\n  vec4 tmp = rawSampleTexture(pos);\\n\\n  // Force nearest\\n  #if defined(vtkComponent0ForceNearest) || \\\\\\n      defined(vtkComponent1ForceNearest) || \\\\\\n      defined(vtkComponent2ForceNearest) || \\\\\\n      defined(vtkComponent3ForceNearest)\\n    vec3 nearestPos = (floor(pos * vec3(volume.dimensions)) + 0.5) *\\n                      volume.inverseDimensions;\\n    vec4 nearestValue = rawSampleTexture(nearestPos);\\n    #ifdef vtkComponent0ForceNearest\\n      tmp[0] = nearestValue[0];\\n    #endif\\n    #ifdef vtkComponent1ForceNearest\\n      tmp[1] = nearestValue[1];\\n    #endif\\n    #ifdef vtkComponent2ForceNearest\\n      tmp[2] = nearestValue[2];\\n    #endif\\n    #ifdef vtkComponent3ForceNearest\\n      tmp[3] = nearestValue[3];\\n    #endif\\n  #endif\\n\\n  // Set alpha when using dependent components\\n  #ifndef EnabledIndependentComponents\\n    #if vtkNumberOfComponents == 1\\n      tmp.a = tmp.r;\\n    #endif\\n    #if vtkNumberOfComponents == 2\\n      tmp.a = tmp.g;\\n    #endif\\n    #if vtkNumberOfComponents == 3\\n      tmp.a = length(tmp.rgb);\\n    #endif\\n  #endif\\n\\n  return tmp;\\n}\\n\\n// `height` is usually `volume.transferFunctionsSampleHeight[component]`\\n// when using independent component and `0.5` otherwise. Don&#x27;t move the if\\n// statement in these function, as the callers usually already knows if it is\\n// using independent component or not\\nfloat getOpacityFromTexture(float scalar, int component, float height) {\\n  float scaledScalar = scalar * volume.opacityTextureScale[component] +\\n                       volume.opacityTextureShift[component];\\n  return texture2D(opacityTexture, vec2(scaledScalar, height)).r;\\n}\\nvec3 getColorFromTexture(float scalar, int component, float height) {\\n  float scaledScalar = scalar * volume.colorTextureScale[component] +\\n                       volume.colorTextureShift[component];\\n  return texture2D(colorTexture, vec2(scaledScalar, height)).rgb;\\n}\\n\\n//=======================================================================\\n// transformation between VC and IS space\\n\\n// convert vector position from idx to vc\\nvec3 posIStoVC(vec3 posIS) {\\n  return volume.vecISToVCMatrix * posIS + volume.originVC;\\n}\\n\\n// convert vector position from vc to idx\\nvec3 posVCtoIS(vec3 posVC) {\\n  return volume.vecVCToISMatrix * (posVC - volume.originVC);\\n}\\n\\n// Rotate vector to view coordinate\\nvec3 vecISToVC(vec3 dirIS) {\\n  return volume.vecISToVCMatrix * dirIS;\\n}\\n\\n// Rotate vector to idx coordinate\\nvec3 vecVCToIS(vec3 dirVC) {\\n  return volume.vecVCToISMatrix * dirVC;\\n}\\n\\n//=======================================================================\\n// Given a normal compute the gradient opacity factors\\nfloat computeGradientOpacityFactor(float normalMag, int component) {\\n  float goscale = volume.gradientOpacityScale[component];\\n  float goshift = volume.gradientOpacityShift[component];\\n  float gomin = volume.gradientOpacityMin[component];\\n  float gomax = volume.gradientOpacityMax[component];\\n  return clamp(normalMag * goscale + goshift, gomin, gomax);\\n}\\n\\n#ifdef vtkClippingPlanesOn\\n  bool isPointClipped(vec3 posVC) {\\n    for (int i = 0; i &lt; clip_numPlanes; ++i) {\\n      if (dot(vec3(vClipPlaneOrigins[i] - posVC), vClipPlaneNormals[i]) &gt; 0.0) {\\n        return true;\\n      }\\n    }\\n    return false;\\n  }\\n#endif\\n\\n//=======================================================================\\n// compute the normal and gradient magnitude for a position, uses forward\\n// difference\\n\\n// The output normal is in VC\\nvec4 computeDensityNormal(vec3 opacityUCoords[2], float opacityTextureHeight,\\n                          float gradientOpacity, int component) {\\n  // Pass the scalars through the opacity functions\\n  vec4 opacityG;\\n  opacityG.x += getOpacityFromTexture(opacityUCoords[0].x, component,\\n                                      opacityTextureHeight);\\n  opacityG.y += getOpacityFromTexture(opacityUCoords[0].y, component,\\n                                      opacityTextureHeight);\\n  opacityG.z += getOpacityFromTexture(opacityUCoords[0].z, component,\\n                                      opacityTextureHeight);\\n  opacityG.x -= getOpacityFromTexture(opacityUCoords[1].x, component,\\n                                      opacityTextureHeight);\\n  opacityG.y -= getOpacityFromTexture(opacityUCoords[1].y, component,\\n                                      opacityTextureHeight);\\n  opacityG.z -= getOpacityFromTexture(opacityUCoords[1].z, component,\\n                                      opacityTextureHeight);\\n\\n  // Divide by spacing and convert to VC\\n  opacityG.xyz *= gradientOpacity * volume.inverseSpacing;\\n  opacityG.w = length(opacityG.xyz);\\n  if (opacityG.w == 0.0) {\\n    return vec4(0.0);\\n  }\\n\\n  // Normalize\\n  opacityG.xyz = normalize(vecISToVC(opacityG.xyz));\\n\\n  return opacityG;\\n}\\n\\n// The output normal is in VC\\nvec4 computeNormalForDensity(vec3 posIS, out vec3 scalarInterp[2],\\n                             const int opacityComponent) {\\n  vec3 offsetedPosIS;\\n  for (int axis = 0; axis &lt; 3; ++axis) {\\n    // Positive direction\\n    offsetedPosIS = posIS;\\n    offsetedPosIS[axis] += volume.inverseDimensions[axis];\\n    scalarInterp[0][axis] =\\n        getTextureValue(offsetedPosIS)[opacityComponent];\\n    #ifdef vtkClippingPlanesOn\\n      if (isPointClipped(posIStoVC(offsetedPosIS))) {\\n        scalarInterp[0][axis] = 0.0;\\n      }\\n    #endif\\n\\n    // Negative direction\\n    offsetedPosIS = posIS;\\n    offsetedPosIS[axis] -= volume.inverseDimensions[axis];\\n    scalarInterp[1][axis] =\\n        getTextureValue(offsetedPosIS)[opacityComponent];\\n    #ifdef vtkClippingPlanesOn\\n      if (isPointClipped(posIStoVC(offsetedPosIS))) {\\n        scalarInterp[1][axis] = 0.0;\\n      }\\n    #endif\\n  }\\n\\n  vec4 result;\\n  result.xyz = (scalarInterp[0] - scalarInterp[1]) * volume.inverseSpacing;\\n  result.w = length(result.xyz);\\n  if (result.w == 0.0) {\\n    return vec4(0.0);\\n  }\\n  result.xyz = normalize(vecISToVC(result.xyz));\\n  return result;\\n}\\n\\nvec4 fragCoordToPCPos(vec4 fragCoord) {\\n  return vec4((fragCoord.x / vpWidth - vpOffsetX - 0.5) * 2.0,\\n              (fragCoord.y / vpHeight - vpOffsetY - 0.5) * 2.0,\\n              (fragCoord.z - 0.5) * 2.0, 1.0);\\n}\\n\\nvec4 pcPosToWorldCoord(vec4 pcPos) {\\n  return volume.PCWCMatrix * pcPos;\\n}\\n\\nvec3 fragCoordToIndexSpace(vec4 fragCoord) {\\n  vec4 pcPos = fragCoordToPCPos(fragCoord);\\n  vec4 worldCoord = pcPosToWorldCoord(pcPos);\\n  vec4 vertex = (worldCoord / worldCoord.w);\\n\\n  vec3 index = (volume.worldToIndex * vertex).xyz;\\n\\n  // half voxel fix for labelmapOutline\\n  return (index + vec3(0.5)) * volume.inverseDimensions;\\n}\\n\\nvec3 fragCoordToWorld(vec4 fragCoord) {\\n  vec4 pcPos = fragCoordToPCPos(fragCoord);\\n  vec4 worldCoord = pcPosToWorldCoord(pcPos);\\n  return worldCoord.xyz;\\n}\\n\\n//=======================================================================\\n// Compute the normals and gradient magnitudes for a position for independent\\n// components The output normals are in VC\\nmat4 computeMat4Normal(vec3 posIS, vec4 tValue) {\\n  vec3 xvec = vec3(volume.inverseDimensions.x, 0.0, 0.0);\\n  vec3 yvec = vec3(0.0, volume.inverseDimensions.y, 0.0);\\n  vec3 zvec = vec3(0.0, 0.0, volume.inverseDimensions.z);\\n\\n  vec4 distX = getTextureValue(posIS + xvec) - getTextureValue(posIS - xvec);\\n  vec4 distY = getTextureValue(posIS + yvec) - getTextureValue(posIS - yvec);\\n  vec4 distZ = getTextureValue(posIS + zvec) - getTextureValue(posIS - zvec);\\n\\n  // divide by spacing\\n  distX *= 0.5 * volume.inverseSpacing.x;\\n  distY *= 0.5 * volume.inverseSpacing.y;\\n  distZ *= 0.5 * volume.inverseSpacing.z;\\n\\n  mat4 result;\\n\\n  // optionally compute the 1st component\\n  #if vtkNumberOfComponents &gt; 0 &amp;&amp; !defined(vtkComponent0Proportional)\\n    {\\n      const int component = 0;\\n      vec3 normal = vec3(distX[component], distY[component], distZ[component]);\\n      float normalLength = length(normal);\\n      if (normalLength &gt; 0.0) {\\n        normal = normalize(vecISToVC(normal));\\n      }\\n      result[component] = vec4(normal, normalLength);\\n    }\\n  #endif\\n\\n  // optionally compute the 2nd component\\n  #if vtkNumberOfComponents &gt; 1 &amp;&amp; !defined(vtkComponent1Proportional)\\n    {\\n      const int component = 1;\\n      vec3 normal = vec3(distX[component], distY[component], distZ[component]);\\n      float normalLength = length(normal);\\n      if (normalLength &gt; 0.0) {\\n        normal = normalize(vecISToVC(normal));\\n      }\\n      result[component] = vec4(normal, normalLength);\\n    }\\n  #endif\\n\\n  // optionally compute the 3rd component\\n  #if vtkNumberOfComponents &gt; 2 &amp;&amp; !defined(vtkComponent2Proportional)\\n    {\\n      const int component = 2;\\n      vec3 normal = vec3(distX[component], distY[component], distZ[component]);\\n      float normalLength = length(normal);\\n      if (normalLength &gt; 0.0) {\\n        normal = normalize(vecISToVC(normal));\\n      }\\n      result[component] = vec4(normal, normalLength);\\n    }\\n  #endif\\n\\n  // optionally compute the 4th component\\n  #if vtkNumberOfComponents &gt; 3 &amp;&amp; !defined(vtkComponent3Proportional)\\n    {\\n      const int component = 3;\\n      vec3 normal = vec3(distX[component], distY[component], distZ[component]);\\n      float normalLength = length(normal);\\n      if (normalLength &gt; 0.0) {\\n        normal = normalize(vecISToVC(normal));\\n      }\\n      result[component] = vec4(normal, normalLength);\\n    }\\n  #endif\\n\\n  return result;\\n}\\n\\n//=======================================================================\\n// global shadow - secondary ray\\n\\n// henyey greenstein phase function\\nfloat phaseFunction(float cos_angle) {\\n  // divide by 2.0 instead of 4pi to increase intensity\\n  float anisotropy = volume.anisotropy;\\n  if (abs(anisotropy) &lt;= EPSILON) {\\n    // isotropic scatter returns 0.5 instead of 1/4pi to increase intensity\\n    return 0.5;\\n  }\\n  float anisotropy2 = volume.anisotropySquared;\\n  return ((1.0 - anisotropy2) /\\n          pow(1.0 + anisotropy2 - 2.0 * anisotropy * cos_angle, 1.5)) /\\n         2.0;\\n}\\n\\n// Compute the two intersection distances of the ray with the volume in VC\\n// The entry point is `rayOriginVC + distanceMin * rayDirVC` and the exit point\\n// is `rayOriginVC + distanceMax * rayDirVC` If distanceMin &lt; distanceMax, the\\n// volume is not intersected The ray origin is inside the box when distanceMin &lt;\\n// 0.0 &lt; distanceMax\\nvec2 rayIntersectVolumeDistances(vec3 rayOriginVC, vec3 rayDirVC) {\\n  // Compute origin and direction in IS\\n  vec3 rayOriginIS = posVCtoIS(rayOriginVC);\\n  vec3 rayDirIS = vecVCToIS(rayDirVC);\\n  // Don&#x27;t check for infinity as the min/max combination afterward will always\\n  // find an intersection before infinity\\n  vec3 invDir = 1.0 / rayDirIS;\\n\\n  // We have: bound = origin + t * dir\\n  // So: t = (1/dir) * (bound - origin)\\n  vec3 distancesTo0 = invDir * (vec3(0.0) - rayOriginIS);\\n  vec3 distancesTo1 = invDir * (vec3(1.0) - rayOriginIS);\\n  // Min and max distances to plane intersection per plane\\n  vec3 dMinPerAxis = min(distancesTo0, distancesTo1);\\n  vec3 dMaxPerAxis = max(distancesTo0, distancesTo1);\\n  // Overall first and last intersection\\n  float distanceMin = max(dMinPerAxis.x, max(dMinPerAxis.y, dMinPerAxis.z));\\n  float distanceMax = min(dMaxPerAxis.x, min(dMaxPerAxis.y, dMaxPerAxis.z));\\n  return vec2(distanceMin, distanceMax);\\n}\\n\\n//=======================================================================\\n// local ambient occlusion\\n#if vtkMaxLaoKernelSize &gt; 0\\n\\n  // Return a random point on the unit sphere\\n  vec3 sampleDirectionUniform(int rayIndex) {\\n    // Each ray of each fragment should be different, two sources of randomness\\n    // are used. Only depends on ray index\\n    vec2 rayRandomness = kernelSample[rayIndex];\\n    // Only depends on fragment\\n    float fragmentRandomness = fragmentSeed;\\n    // Merge both source of randomness in a single uniform random variable using\\n    // the formula (x+y &lt; 1 ? x+y : x+y-1). The simpler formula (x+y)/2 doesn&#x27;t\\n    // result in a uniform distribution\\n    vec2 mergedRandom = rayRandomness + vec2(fragmentRandomness);\\n    mergedRandom -= vec2(greaterThanEqual(mergedRandom, vec2(1.0)));\\n\\n    // Insipred by:\\n    // https://karthikkaranth.me/blog/generating-random-points-in-a-sphere/#better-choice-of-spherical-coordinates\\n    float u = mergedRandom[0];\\n    float v = mergedRandom[1];\\n    float theta = u * 2.0 * PI;\\n    float phi = acos(2.0 * v - 1.0);\\n    float sinTheta = sin(theta);\\n    float cosTheta = cos(theta);\\n    float sinPhi = sin(phi);\\n    float cosPhi = cos(phi);\\n    return vec3(sinPhi * cosTheta, sinPhi * sinTheta, cosPhi);\\n  }\\n\\n  float computeLAO(vec3 posVC, vec4 normalVC, float originalOpacity) {\\n    // apply LAO only at selected locations, otherwise return full brightness\\n    if (normalVC.w &lt;= 0.0 || originalOpacity &lt;= 0.05) {\\n      return 1.0;\\n    }\\n\\n    #ifdef EnabledGradientOpacity\\n      float gradientOpacityFactor = computeGradientOpacityFactor(normalVC.w, 0);\\n    #endif\\n\\n    float visibilitySum = 0.0;\\n    float weightSum = 0.0;\\n    for (int i = 0; i &lt; volume.kernelSize; i++) {\\n      // Only sample on an hemisphere around the normalVC.xyz axis, so\\n      // normalDotRay should be negative\\n      vec3 rayDirectionVC = sampleDirectionUniform(i);\\n      float normalDotRay = dot(normalVC.xyz, rayDirectionVC);\\n      if (normalDotRay &gt; 0.0) {\\n        // Flip rayDirectionVC when it is in the wrong hemisphere\\n        rayDirectionVC = -rayDirectionVC;\\n        normalDotRay = -normalDotRay;\\n      }\\n\\n      vec3 currPosIS = posVCtoIS(posVC);\\n      float visibility = 1.0;\\n      vec3 randomDirStepIS = vecVCToIS(rayDirectionVC * sampleDistance);\\n      for (int j = 0; j &lt; volume.kernelRadius; j++) {\\n        currPosIS += randomDirStepIS;\\n        // If out of the volume, we are done\\n        if (any(lessThan(currPosIS, vec3(0.0))) ||\\n            any(greaterThan(currPosIS, vec3(1.0)))) {\\n          break;\\n        }\\n        float opacity = getOpacityFromTexture(getTextureValue(currPosIS).r, 0, 0.5);\\n        #ifdef EnabledGradientOpacity\\n          opacity *= gradientOpacityFactor;\\n        #endif\\n        visibility *= 1.0 - opacity;\\n        // If visibility is less than EPSILON, consider it to be 0\\n        if (visibility &lt; EPSILON) {\\n          visibility = 0.0;\\n          break;\\n        }\\n      }\\n      float rayWeight = -normalDotRay;\\n      visibilitySum += visibility * rayWeight;\\n      weightSum += rayWeight;\\n    }\\n\\n    // If no sample, LAO factor is one\\n    if (weightSum == 0.0) {\\n      return 1.0;\\n    }\\n\\n    // LAO factor is the average visibility:\\n    // - visibility low =&gt; ambient low\\n    // - visibility high =&gt; ambient high\\n    float lao = visibilitySum / weightSum;\\n\\n    // Reduce variance by clamping\\n    return clamp(lao, 0.3, 1.0);\\n  }\\n#endif\\n\\n//=======================================================================\\n// Volume shadows\\n#if vtkNumberOfLights &gt; 0\\n\\n  // Non-memoised version\\n  float computeVolumeShadowWithoutCache(vec3 posVC, vec3 lightDirNormVC) {\\n    // modify sample distance with a random number between 1.5 and 3.0\\n    float rayStepLength =\\n        volumeShadowSampleDistance * mix(1.5, 3.0, fragmentSeed);\\n\\n    // in case the first sample near surface has a very tiled light ray, we need\\n    // to offset start position\\n    vec3 initialPosVC = posVC + rayStepLength * lightDirNormVC;\\n\\n    #ifdef vtkClippingPlanesOn\\n      float clippingPlanesMaxDistance = infinity;\\n      for (int i = 0; i &lt; clip_numPlanes; ++i) {\\n        // Find distance of intersection with the plane\\n        // Points are clipped when:\\n        // dot(planeOrigin - (rayOrigin + distance * rayDirection), planeNormal) &gt; 0\\n        // This is equivalent to:\\n        // dot(planeOrigin - rayOrigin, planeNormal) - distance * dot(rayDirection,\\n        // planeNormal) &gt; 0.0\\n        // We precompute the dot products, so we clip ray points when:\\n        // dotOrigin - distance * dotDirection &gt; 0.0\\n        float dotOrigin =\\n            dot(vClipPlaneOrigins[i] - initialPosVC, vClipPlaneNormals[i]);\\n        if (dotOrigin &gt; 0.0) {\\n          // The initialPosVC is clipped by this plane\\n          return 1.0;\\n        }\\n        float dotDirection = dot(lightDirNormVC, vClipPlaneNormals[i]);\\n        if (dotDirection &lt; 0.0) {\\n          // We only hit the plane if dotDirection is negative, as (distance is\\n          // positive)\\n          float intersectionDistance =\\n              dotOrigin / dotDirection; // negative divided by negative =&gt; positive\\n          clippingPlanesMaxDistance =\\n              min(clippingPlanesMaxDistance, intersectionDistance);\\n        }\\n      }\\n    #endif\\n\\n    vec2 intersectionDistances =\\n        rayIntersectVolumeDistances(initialPosVC, lightDirNormVC);\\n\\n    if (intersectionDistances[1] &lt;= intersectionDistances[0] ||\\n        intersectionDistances[1] &lt;= 0.0) {\\n      // Volume not hit or behind the ray\\n      return 1.0;\\n    }\\n\\n    // When globalIlluminationReach is 0, no sample at all\\n    // When globalIlluminationReach is 1, the ray will go through the whole\\n    // volume\\n    float maxTravelDistance = mix(0.0, volume.diagonalLength,\\n                                  volume.globalIlluminationReach);\\n    float startDistance = max(intersectionDistances[0], 0.0);\\n    float endDistance = min(intersectionDistances[1], startDistance + maxTravelDistance);\\n    #ifdef vtkClippingPlanesOn\\n      endDistance = min(endDistance, clippingPlanesMaxDistance);\\n    #endif\\n    if (endDistance - startDistance &lt; 0.0) {\\n      return 1.0;\\n    }\\n\\n    // These two variables are used to compute posIS, without having to call\\n    // VCtoIS at each step\\n    vec3 initialPosIS = posVCtoIS(initialPosVC);\\n    // The light dir is scaled and rotated, but not translated, as it is a\\n    // vector (w = 0)\\n    vec3 scaledLightDirIS = vecVCToIS(lightDirNormVC);\\n\\n    float shadow = 1.0;\\n    for (float currentDistance = startDistance; currentDistance &lt;= endDistance;\\n          currentDistance += rayStepLength) {\\n      vec3 posIS = initialPosIS + currentDistance * scaledLightDirIS;\\n      vec4 scalar = getTextureValue(posIS);\\n      float opacity = getOpacityFromTexture(scalar.r, 0, 0.5);\\n      #if defined(EnabledGradientOpacity) &amp;&amp; !defined(EnabledIndependentComponents)\\n        vec3 scalarInterp[2];\\n        vec4 normal = computeNormalForDensity(posIS, scalarInterp, 3);\\n        float opacityFactor = computeGradientOpacityFactor(normal.w, 0);\\n        opacity *= opacityFactor;\\n      #endif\\n      shadow *= 1.0 - opacity;\\n\\n      // Early termination if shadow coeff is near 0.0\\n      if (shadow &lt; EPSILON) {\\n        return 0.0;\\n      }\\n    }\\n    return shadow;\\n  }\\n\\n  // Some cache for volume shadows\\n  struct {\\n    vec3 posVC;\\n    float shadow;\\n  } cachedShadows[vtkNumberOfLights];\\n\\n  // Memoised version\\n  float computeVolumeShadow(vec3 posVC, vec3 lightDirNormVC, int lightIdx) {\\n    if (posVC == cachedShadows[lightIdx].posVC) {\\n      return cachedShadows[lightIdx].shadow;\\n    }\\n    float shadow = computeVolumeShadowWithoutCache(posVC, lightDirNormVC);\\n    cachedShadows[lightIdx].posVC = posVC;\\n    cachedShadows[lightIdx].shadow = shadow;\\n    return shadow;\\n  }\\n\\n#endif\\n\\n//=======================================================================\\n// surface light contribution\\n#if vtkNumberOfLights &gt; 0\\n  vec3 applyLighting(vec3 tColor, vec4 normalVC) {\\n    vec3 diffuse = vec3(0.0, 0.0, 0.0);\\n    vec3 specular = vec3(0.0, 0.0, 0.0);\\n    for (int lightIdx = 0; lightIdx &lt; vtkNumberOfLights; lightIdx++) {\\n      float df = dot(normalVC.xyz, lights[lightIdx].directionVC);\\n      if (df &gt; 0.0) {\\n        diffuse += df * lights[lightIdx].color;\\n        float sf = dot(normalVC.xyz, -lights[lightIdx].halfAngleVC);\\n        if (sf &gt; 0.0) {\\n          specular += pow(sf, volume.specularPower) * lights[lightIdx].color;\\n        }\\n      }\\n    }\\n    return tColor * (diffuse * volume.diffuse + volume.ambient) +\\n          specular * volume.specular;\\n  }\\n\\n  vec3 applySurfaceShadowLighting(vec3 tColor, float alpha, vec3 posVC,\\n                                  vec4 normalVC) {\\n    // everything in VC\\n    vec3 diffuse = vec3(0.0);\\n    vec3 specular = vec3(0.0);\\n    for (int ligthIdx = 0; ligthIdx &lt; vtkNumberOfLights; ligthIdx++) {\\n      vec3 vertLightDirection;\\n      float attenuation;\\n      if (lights[ligthIdx].isPositional == 1) {\\n        vertLightDirection = posVC - lights[ligthIdx].positionVC;\\n        float lightDistance = length(vertLightDirection);\\n        // Normalize with precomputed length\\n        vertLightDirection = vertLightDirection / lightDistance;\\n        // Base attenuation\\n        vec3 attenuationPolynom = lights[ligthIdx].attenuation;\\n        attenuation =\\n            1.0 / (attenuationPolynom[0] +\\n                  lightDistance * (attenuationPolynom[1] +\\n                                    lightDistance * attenuationPolynom[2]));\\n        // Cone attenuation\\n        float coneDot = dot(vertLightDirection, lights[ligthIdx].directionVC);\\n        // Per OpenGL standard cone angle is 90 or less for a spot light\\n        if (lights[ligthIdx].coneAngle &lt;= 90.0) {\\n          if (coneDot &gt;= cos(radians(lights[ligthIdx].coneAngle))) {\\n            // Inside the cone\\n            attenuation *= pow(coneDot, lights[ligthIdx].exponent);\\n          } else {\\n            // Outside the cone\\n            attenuation = 0.0;\\n          }\\n        }\\n      } else {\\n        vertLightDirection = lights[ligthIdx].directionVC;\\n        attenuation = 1.0;\\n      }\\n\\n      float ndotL = dot(normalVC.xyz, vertLightDirection);\\n      if (ndotL &lt; 0.0 &amp;&amp; twoSidedLighting == 1) {\\n        ndotL = -ndotL;\\n      }\\n      if (ndotL &gt; 0.0) {\\n        // Diffuse\\n        diffuse += ndotL * attenuation * lights[ligthIdx].color;\\n        // Specular\\n        float vdotR =\\n            dot(-rayDirVC, normalize(vertLightDirection - 2.0 * ndotL * normalVC.xyz));\\n        if (vdotR &gt; 0.0) {\\n          specular += pow(vdotR, volume.specularPower) * attenuation *\\n                      lights[ligthIdx].color;\\n        }\\n      }\\n    }\\n    #if vtkMaxLaoKernelSize &gt; 0\\n      float laoFactor = computeLAO(posVC, normalVC, alpha);\\n    #else\\n      const float laoFactor = 1.0;\\n    #endif\\n    return tColor * (diffuse * volume.diffuse +\\n                    volume.ambient * laoFactor) +\\n          specular * volume.specular;\\n  }\\n\\n  vec3 applyVolumeShadowLighting(vec3 tColor, vec3 posVC) {\\n    // Here we have no effect of cones and no attenuation\\n    vec3 diffuse = vec3(0.0);\\n    for (int lightIdx = 0; lightIdx &lt; vtkNumberOfLights; lightIdx++) {\\n      vec3 lightDirVC = lights[lightIdx].isPositional == 1\\n                            ? normalize(lights[lightIdx].positionVC - posVC)\\n                            : -lights[lightIdx].directionVC;\\n      float shadowCoeff = computeVolumeShadow(posVC, lightDirVC, lightIdx);\\n      float phaseAttenuation = phaseFunction(dot(rayDirVC, lightDirVC));\\n      diffuse += phaseAttenuation * shadowCoeff * lights[lightIdx].color;\\n    }\\n    return tColor * (diffuse * volume.diffuse + volume.ambient);\\n  }\\n#endif\\n\\n// LAO of surface shadows and volume shadows only work with dependent components\\nvec3 applyAllLightning(vec3 tColor, float alpha, vec3 posVC,\\n                       vec4 surfaceNormalVC) {\\n  #if vtkNumberOfLights &gt; 0\\n    // 0 &lt;= volCoeff &lt; EPSILON =&gt; only surface shadows\\n    // EPSILON &lt;= volCoeff &lt; 1 - EPSILON =&gt; mix of surface and volume shadows\\n    // 1 - EPSILON &lt;= volCoeff =&gt; only volume shadows\\n    float volCoeff = volume.volumetricScatteringBlending *\\n                    (1.0 - alpha / 2.0) *\\n                    (1.0 - atan(surfaceNormalVC.w) * INV4PI);\\n\\n    // Compute surface lighting if needed\\n    vec3 surfaceShadedColor = tColor;\\n    #ifdef EnableSurfaceLighting\\n      if (volCoeff &lt; 1.0 - EPSILON) {\\n        surfaceShadedColor =\\n            applySurfaceShadowLighting(tColor, alpha, posVC, surfaceNormalVC);\\n      }\\n    #endif\\n\\n    // Compute volume lighting if needed\\n    vec3 volumeShadedColor = tColor;\\n    #ifdef EnableVolumeLighting\\n      if (volCoeff &gt;= EPSILON) {\\n        volumeShadedColor = applyVolumeShadowLighting(tColor, posVC);\\n      }\\n    #endif\\n\\n    // Return the right mix\\n    if (volCoeff &lt; EPSILON) {\\n      // Surface shadows\\n      return surfaceShadedColor;\\n    }\\n    if (volCoeff &gt;= 1.0 - EPSILON) {\\n      // Volume shadows\\n      return volumeShadedColor;\\n    }\\n    // Mix of surface and volume shadows\\n    return mix(surfaceShadedColor, volumeShadedColor, volCoeff);\\n  #endif\\n  return tColor;\\n}\\n\\nvec4 getColorForLabelOutline() {\\n  vec3 centerPosIS =\\n      fragCoordToIndexSpace(gl_FragCoord); // pos in texture space\\n  vec4 centerValue = getTextureValue(centerPosIS);\\n  bool pixelOnBorder = false;\\n  vec4 tColor = vec4(getColorFromTexture(centerValue.r, 0, 0.5),\\n                     getOpacityFromTexture(centerValue.r, 0, 0.5));\\n\\n  int segmentIndex = int(centerValue.r * 255.0);\\n\\n  // Use texture sampling for outlineThickness\\n  float textureCoordinate = float(segmentIndex - 1) / 1024.0;\\n  float textureValue =\\n      texture2D(labelOutlineThicknessTexture, vec2(textureCoordinate, 0.5)).r;\\n  int actualThickness = int(textureValue * 255.0);\\n\\n  // If it is the background (segment index 0), we should quickly bail out.\\n  // Previously, this was determined by tColor.a, which was incorrect as it\\n  // prevented the outline from appearing when the fill is 0.\\n  if (segmentIndex == 0) {\\n    return vec4(0, 0, 0, 0);\\n  }\\n\\n  // Only perform outline check on fragments rendering voxels that aren&#x27;t\\n  // invisible. Saves a bunch of needless checks on the background.\\n  // TODO define epsilon when building shader?\\n  for (int i = -actualThickness; i &lt;= actualThickness; i++) {\\n    for (int j = -actualThickness; j &lt;= actualThickness; j++) {\\n      if (i == 0 &amp;&amp; j == 0) {\\n        continue;\\n      }\\n\\n      vec4 neighborPixelCoord =\\n          vec4(gl_FragCoord.x + float(i), gl_FragCoord.y + float(j),\\n               gl_FragCoord.z, gl_FragCoord.w);\\n\\n      vec3 neighborPosIS = fragCoordToIndexSpace(neighborPixelCoord);\\n      vec4 value = getTextureValue(neighborPosIS);\\n\\n      // If any of my neighbours are not the same value as I\\n      // am, this means I am on the border of the segment.\\n      // We can break the loops\\n      if (any(notEqual(value, centerValue))) {\\n        pixelOnBorder = true;\\n        break;\\n      }\\n    }\\n\\n    if (pixelOnBorder == true) {\\n      break;\\n    }\\n  }\\n\\n  // If I am on the border, I am displayed at full opacity\\n  if (pixelOnBorder == true) {\\n    tColor.a = volume.outlineOpacity;\\n  }\\n\\n  return tColor;\\n}\\n\\nvec4 getColorForAdditivePreset(vec4 tValue, vec3 posVC, vec3 posIS) {\\n  // compute normals\\n  mat4 normalMat = computeMat4Normal(posIS, tValue);\\n  vec4 normalLights[2];\\n  normalLights[0] = normalMat[0];\\n  normalLights[1] = normalMat[1];\\n  #if vtkNumberOfLights &gt; 0\\n    if (volume.computeNormalFromOpacity == 1) {\\n      for (int component = 0; component &lt; 2; ++component) {\\n        vec3 scalarInterp[2];\\n        float height = volume.transferFunctionsSampleHeight[component];\\n        computeNormalForDensity(posIS, scalarInterp, component);\\n        normalLights[component] =\\n            computeDensityNormal(scalarInterp, height, 1.0, component);\\n      }\\n    }\\n  #endif\\n\\n  // compute opacities\\n  float opacities[2];\\n  opacities[0] = getOpacityFromTexture(\\n      tValue[0], 0, volume.transferFunctionsSampleHeight[0]);\\n  opacities[1] = getOpacityFromTexture(\\n      tValue[1], 1, volume.transferFunctionsSampleHeight[1]);\\n  #ifdef EnabledGradientOpacity\\n    for (int component = 0; component &lt; 2; ++component) {\\n      opacities[component] *=\\n          computeGradientOpacityFactor(normalMat[component].a, component);\\n    }\\n  #endif\\n  float opacitySum = opacities[0] + opacities[1];\\n  if (opacitySum &lt;= 0.0) {\\n    return vec4(0.0);\\n  }\\n\\n  // mix the colors and opacities\\n  vec3 colors[2];\\n  for (int component = 0; component &lt; 2; ++component) {\\n    float sampleHeight = volume.transferFunctionsSampleHeight[component];\\n    vec3 color = getColorFromTexture(tValue[component], component, sampleHeight);\\n    color = applyAllLightning(color, opacities[component], posVC,\\n                              normalLights[component]);\\n    colors[component] = color;\\n  }\\n  vec3 mixedColor =\\n      (opacities[0] * colors[0] + opacities[1] * colors[1]) / opacitySum;\\n  return vec4(mixedColor, min(1.0, opacitySum));\\n}\\n\\nvec4 getColorForColorizePreset(vec4 tValue, vec3 posVC, vec3 posIS) {\\n  // compute normals\\n  mat4 normalMat = computeMat4Normal(posIS, tValue);\\n  vec4 normalLight = normalMat[0];\\n  #if vtkNumberOfLights &gt; 0\\n    if (volume.computeNormalFromOpacity == 1) {\\n      vec3 scalarInterp[2];\\n      float height = volume.transferFunctionsSampleHeight[0];\\n      computeNormalForDensity(posIS, scalarInterp, 0);\\n      normalLight = computeDensityNormal(scalarInterp, height, 1.0, 0);\\n    }\\n  #endif\\n\\n  // compute opacities\\n  float opacity = getOpacityFromTexture(\\n      tValue[0], 0, volume.transferFunctionsSampleHeight[0]);\\n  #ifdef EnabledGradientOpacity\\n    opacity *= computeGradientOpacityFactor(normalMat[0].a, 0);\\n  #endif\\n\\n  // colorizing component\\n  vec3 colorizingColor = getColorFromTexture(\\n      tValue[0], 1, volume.transferFunctionsSampleHeight[1]);\\n  float colorizingOpacity = getOpacityFromTexture(\\n      tValue[1], 1, volume.transferFunctionsSampleHeight[1]);\\n\\n  // mix the colors and opacities\\n  vec3 color =\\n      getColorFromTexture(tValue[0], 0,\\n                          volume.transferFunctionsSampleHeight[0]) *\\n      mix(vec3(1.0), colorizingColor, colorizingOpacity);\\n  color = applyAllLightning(color, opacity, posVC, normalLight);\\n  return vec4(color, opacity);\\n}\\n\\nvec4 getColorForDefaultIndependentPreset(vec4 tValue, vec3 posIS) {\\n\\n  // compute the normal vectors as needed\\n  #if defined(EnabledGradientOpacity) || vtkNumberOfLights &gt; 0\\n    mat4 normalMat = computeMat4Normal(posIS, tValue);\\n  #endif\\n\\n  // process color and opacity for each component\\n  // initial value of alpha is determined by wether the first component is\\n  // proportional or not\\n  #if defined(vtkComponent0Proportional)\\n    // when it is proportional, it starts at 1 (neutral for multiplications)\\n    float alpha = 1.0;\\n  #else\\n    // when it is not proportional, it starts at 0 (neutral for additions)\\n    float alpha = 0.0;\\n  #endif\\n\\n  vec3 mixedColor = vec3(0.0);\\n  #if vtkNumberOfComponents &gt; 0\\n    {\\n      const int component = 0;\\n      vec3 color = getColorFromTexture(\\n          tValue[component], component,\\n          volume.transferFunctionsSampleHeight[component]);\\n      float opacity = getOpacityFromTexture(\\n          tValue[component], component,\\n          volume.transferFunctionsSampleHeight[component]);\\n      #if !defined(vtkComponent0Proportional)\\n        float alphaContribution = volume.independentComponentMix[component] * opacity;\\n        #ifdef EnabledGradientOpacity\\n          alphaContribution *= computeGradientOpacityFactor(normalMat[component].a, component);\\n        #endif\\n        alpha += alphaContribution;\\n        #if vtkNumberOfLights &gt; 0\\n          color = applyLighting(color, normalMat[component]);\\n        #endif\\n      #else\\n        color *= opacity;\\n        alpha *= mix(opacity, 1.0,\\n                    (1.0 - volume.independentComponentMix[component]));\\n      #endif\\n      mixedColor += volume.independentComponentMix[component] * color;\\n    }\\n  #endif\\n  #if vtkNumberOfComponents &gt; 1\\n    {\\n      const int component = 1;\\n      vec3 color = getColorFromTexture(\\n          tValue[component], component,\\n          volume.transferFunctionsSampleHeight[component]);\\n      float opacity = getOpacityFromTexture(\\n          tValue[component], component,\\n          volume.transferFunctionsSampleHeight[component]);\\n      #if !defined(vtkComponent1Proportional)\\n        float alphaContribution = volume.independentComponentMix[component] * opacity;\\n        #ifdef EnabledGradientOpacity\\n          alphaContribution *= computeGradientOpacityFactor(normalMat[component].a, component);\\n        #endif\\n        alpha += alphaContribution;\\n        #if vtkNumberOfLights &gt; 0\\n          color = applyLighting(color, normalMat[component]);\\n        #endif\\n      #else\\n        color *= opacity;\\n        alpha *= mix(opacity, 1.0,\\n                    (1.0 - volume.independentComponentMix[component]));\\n      #endif\\n      mixedColor += volume.independentComponentMix[component] * color;\\n    }\\n  #endif\\n  #if vtkNumberOfComponents &gt; 2\\n    {\\n      const int component = 2;\\n      vec3 color = getColorFromTexture(\\n          tValue[component], component,\\n          volume.transferFunctionsSampleHeight[component]);\\n      float opacity = getOpacityFromTexture(\\n          tValue[component], component,\\n          volume.transferFunctionsSampleHeight[component]);\\n      #if !defined(vtkComponent2Proportional)\\n        float alphaContribution = volume.independentComponentMix[component] * opacity;\\n        #ifdef EnabledGradientOpacity\\n          alphaContribution *= computeGradientOpacityFactor(normalMat[component].a, component);\\n        #endif\\n        alpha += alphaContribution;\\n        #if vtkNumberOfLights &gt; 0\\n          color = applyLighting(color, normalMat[component]);\\n        #endif\\n      #else\\n        color *= opacity;\\n        alpha *= mix(opacity, 1.0,\\n                    (1.0 - volume.independentComponentMix[component]));\\n      #endif\\n      mixedColor += volume.independentComponentMix[component] * color;\\n    }\\n  #endif\\n  #if vtkNumberOfComponents &gt; 3\\n    {\\n      const int component = 3;\\n      vec3 color = getColorFromTexture(\\n          tValue[component], component,\\n          volume.transferFunctionsSampleHeight[component]);\\n      float opacity = getOpacityFromTexture(\\n          tValue[component], component,\\n          volume.transferFunctionsSampleHeight[component]);\\n      #if !defined(vtkComponent3Proportional)\\n        float alphaContribution = volume.independentComponentMix[component] * opacity;\\n        #ifdef EnabledGradientOpacity\\n          alphaContribution *= computeGradientOpacityFactor(normalMat[component].a, component);\\n        #endif\\n        alpha += alphaContribution;\\n        #if vtkNumberOfLights &gt; 0\\n          color = applyLighting(color, normalMat[component]);\\n        #endif\\n      #else\\n        color *= opacity;\\n        alpha *= mix(opacity, 1.0,\\n                    (1.0 - volume.independentComponentMix[component]));\\n      #endif\\n      mixedColor += volume.independentComponentMix[component] * color;\\n    }\\n  #endif\\n\\n  return vec4(mixedColor, alpha);\\n}\\n\\nvec4 getColorForDependentComponents(vec4 tValue, vec3 posVC, vec3 posIS) {\\n  #if defined(EnabledGradientOpacity) || vtkNumberOfLights &gt; 0\\n    // use component 3 of the opacity texture as getTextureValue() sets alpha to\\n    // the opacity value\\n    vec3 scalarInterp[2];\\n    vec4 normal0 = computeNormalForDensity(posIS, scalarInterp, 3);\\n    float gradientOpacity = computeGradientOpacityFactor(normal0.a, 0);\\n  #endif\\n\\n  // get color and opacity\\n  #if vtkNumberOfComponents == 1\\n    vec3 tColor = getColorFromTexture(tValue.r, 0, 0.5);\\n    float alpha = getOpacityFromTexture(tValue.r, 0, 0.5);\\n  #endif\\n  #if vtkNumberOfComponents == 2\\n    vec3 tColor = vec3(tValue.r * volume.colorTextureScale[0] +\\n                  volume.colorTextureShift[0]);\\n    float alpha = getOpacityFromTexture(tValue.a, 1, 0.5);\\n  #endif\\n  #if vtkNumberOfComponents == 3\\n      vec3 tColor = tValue.rgb * volume.colorTextureScale.rgb +\\n              volume.colorTextureShift.rgb;\\n      float alpha = getOpacityFromTexture(tValue.a, 0, 0.5);\\n  #endif\\n  #if vtkNumberOfComponents == 4\\n      vec3 tColor = tValue.rgb * volume.colorTextureScale.rgb +\\n              volume.colorTextureShift.rgb;\\n      float alpha = getOpacityFromTexture(tValue.a, 3, 0.5);\\n  #endif\\n\\n  // Apply gradient opacity\\n  #if defined(EnabledGradientOpacity)\\n    alpha *= gradientOpacity;\\n  #endif\\n\\n  #if vtkNumberOfComponents == 1\\n    if (alpha &lt; EPSILON) {\\n      return vec4(0.0);\\n    }\\n  #endif\\n\\n  // lighting\\n  #if vtkNumberOfLights &gt; 0\\n    vec4 normalLight;\\n    if (volume.computeNormalFromOpacity == 1) {\\n      if (normal0[3] != 0.0) {\\n        normalLight =\\n            computeDensityNormal(scalarInterp, 0.5, gradientOpacity, 0);\\n        if (normalLight[3] == 0.0) {\\n          normalLight = normal0;\\n        }\\n      }\\n    } else {\\n      normalLight = normal0;\\n    }\\n    tColor = applyAllLightning(tColor, alpha, posVC, normalLight);\\n  #endif\\n\\n  return vec4(tColor, alpha);\\n}\\n\\nvec4 getColorForValue(vec4 tValue, vec3 posVC, vec3 posIS) {\\n  #ifdef EnableColorForValueFunctionId0\\n    return getColorForDependentComponents(tValue, posVC, posIS);\\n  #endif\\n\\n  #ifdef EnableColorForValueFunctionId1\\n    return getColorForAdditivePreset(tValue, posVC, posIS);\\n  #endif\\n\\n  #ifdef EnableColorForValueFunctionId2\\n    return getColorForColorizePreset(tValue, posVC, posIS);\\n  #endif\\n\\n  #ifdef EnableColorForValueFunctionId3\\n    /*\\n      * Mix the color information from all the independent components to get a\\n      * single rgba output. See other shader functions like\\n      * `getColorForAdditivePreset` to learn how to create a custom color mix.\\n      * The custom color mix should return a value, but if it doesn&#x27;t, it will\\n      * fallback on the default shading\\n      */\\n    //VTK::CustomColorMix\\n  #endif\\n\\n  #if defined(EnableColorForValueFunctionId4) || defined(EnableColorForValueFunctionId3)\\n    return getColorForDefaultIndependentPreset(tValue, posIS);\\n  #endif\\n\\n  #ifdef EnableColorForValueFunctionId5\\n    return getColorForLabelOutline();\\n  #endif\\n}\\n\\nbool valueWithinScalarRange(vec4 val) {\\n  #if vtkNumberOfComponents &gt; 1 &amp;&amp; !defined(EnabledIndependentComponents)\\n    return false;\\n  #endif\\n  vec4 rangeMin = volume.ipScalarRangeMin;\\n  vec4 rangeMax = volume.ipScalarRangeMax;\\n  for (int component = 0; component &lt; vtkNumberOfComponents; ++component) {\\n    if (val[component] &lt; rangeMin[component] ||\\n        rangeMax[component] &lt; val[component]) {\\n      return false;\\n    }\\n  }\\n  return true;\\n}\\n\\n#if vtkBlendMode == LABELMAP_EDGE_PROJECTION_BLEND\\n  bool checkOnEdgeForNeighbor(int xFragmentOffset, int yFragmentOffset,\\n                              int segmentIndex, vec3 stepIS) {\\n    vec3 volumeDimensions = vec3(volume.dimensions);\\n    vec4 neighborPixelCoord = vec4(gl_FragCoord.x + float(xFragmentOffset),\\n                                  gl_FragCoord.y + float(yFragmentOffset),\\n                                  gl_FragCoord.z, gl_FragCoord.w);\\n    vec3 originalNeighborPosIS = fragCoordToIndexSpace(neighborPixelCoord);\\n\\n    vec3 neighborPosIS = originalNeighborPosIS;\\n    for (int k = 0; k &lt; vtkMaximumNumberOfSamples / 2; ++k) {\\n      ivec3 texCoord = ivec3(neighborPosIS * volumeDimensions);\\n      vec4 texValue = rawFetchTexture(texCoord);\\n      if (int(texValue.g) == segmentIndex) {\\n        // not on edge\\n        return false;\\n      }\\n      neighborPosIS += stepIS;\\n    }\\n\\n    neighborPosIS = originalNeighborPosIS;\\n    for (int k = 0; k &lt; vtkMaximumNumberOfSamples / 2; ++k) {\\n      ivec3 texCoord = ivec3(neighborPosIS * volumeDimensions);\\n      vec4 texValue = rawFetchTexture(texCoord);\\n      if (int(texValue.g) == segmentIndex) {\\n        // not on edge\\n        return false;\\n      }\\n      neighborPosIS -= stepIS;\\n    }\\n\\n    // onedge\\n    float sampleHeight = volume.transferFunctionsSampleHeight[1];\\n    vec3 tColorSegment =\\n        getColorFromTexture(float(segmentIndex), 1, sampleHeight);\\n    float pwfValueSegment =\\n        getOpacityFromTexture(float(segmentIndex), 1, sampleHeight);\\n    gl_FragData[0] = vec4(tColorSegment, pwfValueSegment);\\n    return true;\\n  }\\n#endif\\n\\nvec4 getColorAtPos(vec3 posVC) {\\n  vec3 posIS = posVCtoIS(posVC);\\n  vec4 texValue = getTextureValue(posIS);\\n  return getColorForValue(texValue, posVC, posIS);\\n}\\n\\n//=======================================================================\\n// Apply the specified blend mode operation along the ray&#x27;s path.\\n//\\nvoid applyBlend(vec3 rayOriginVC, vec3 rayDirVC, float minDistance,\\n                float maxDistance) {\\n  // start slightly inside and apply some jitter\\n  vec3 stepVC = rayDirVC * sampleDistance;\\n  float raySteps = (maxDistance - minDistance) / sampleDistance;\\n\\n  // Avoid 0.0 jitter\\n  float jitter = 0.01 + 0.99 * fragmentSeed;\\n\\n  #if vtkBlendMode == COMPOSITE_BLEND\\n    // now map through opacity and color\\n    vec3 firstPosVC = rayOriginVC + minDistance * rayDirVC;\\n    vec4 firstColor = getColorAtPos(firstPosVC);\\n\\n    // handle very thin volumes\\n    if (raySteps &lt;= 1.0) {\\n      firstColor.a = 1.0 - pow(1.0 - firstColor.a, raySteps);\\n      gl_FragData[0] = firstColor;\\n      return;\\n    }\\n\\n    // first color only counts for `jitter` factor of the step\\n    firstColor.a = 1.0 - pow(1.0 - firstColor.a, jitter);\\n    vec4 color = vec4(firstColor.rgb * firstColor.a, firstColor.a);\\n    vec3 posVC = firstPosVC + jitter * stepVC;\\n    float stepsTraveled = jitter;\\n\\n    for (int i = 0; i &lt; vtkMaximumNumberOfSamples; ++i) {\\n      // If we have reached the last step, break\\n      if (stepsTraveled + 1.0 &gt;= raySteps) {\\n        break;\\n      }\\n      vec4 tColor = getColorAtPos(posVC);\\n\\n      color = color + vec4(tColor.rgb * tColor.a, tColor.a) * (1.0 - color.a);\\n      stepsTraveled++;\\n      posVC += stepVC;\\n      if (color.a &gt; 0.99) {\\n        color.a = 1.0;\\n        break;\\n      }\\n    }\\n\\n    if (color.a &lt; 0.99 &amp;&amp; (raySteps - stepsTraveled) &gt; 0.0) {\\n      vec3 endPosVC = rayOriginVC + maxDistance * rayDirVC;\\n      vec4 tColor = getColorAtPos(endPosVC);\\n      tColor.a = 1.0 - pow(1.0 - tColor.a, raySteps - stepsTraveled);\\n\\n      float mix = (1.0 - color.a);\\n      color = color + vec4(tColor.rgb * tColor.a, tColor.a) * mix;\\n    }\\n\\n    gl_FragData[0] = vec4(color.rgb / color.a, color.a);\\n  #endif\\n\\n  #if vtkBlendMode == MAXIMUM_INTENSITY_BLEND ||                                 \\\\\\n      vtkBlendMode == MINIMUM_INTENSITY_BLEND\\n    // Find maximum/minimum intensity along the ray.\\n\\n    // Define the operation we will use (min or max)\\n    #if vtkBlendMode == MAXIMUM_INTENSITY_BLEND\\n      #define OP max\\n    #else\\n      #define OP min\\n    #endif\\n\\n    vec3 posVC = rayOriginVC + minDistance * rayDirVC;\\n    float stepsTraveled = 0.0;\\n\\n    // Find a value to initialize the selected variables\\n    vec4 selectedValue;\\n    vec3 selectedPosVC;\\n    vec3 selectedPosIS;\\n    {\\n      vec3 posIS = posVCtoIS(posVC);\\n      selectedValue = getTextureValue(posIS);\\n      selectedPosVC = posVC;\\n      selectedPosIS = posIS;\\n    }\\n\\n    // If the clipping range is shorter than the sample distance\\n    // we can skip the sampling loop along the ray.\\n    if (raySteps &lt;= 1.0) {\\n      gl_FragData[0] = getColorForValue(selectedValue, selectedPosVC, selectedPosIS);\\n      return;\\n    }\\n\\n    posVC += jitter * stepVC;\\n    stepsTraveled += jitter;\\n\\n    // Sample along the ray until vtkMaximumNumberOfSamples,\\n    // ending slightly inside the total distance\\n    for (int i = 0; i &lt; vtkMaximumNumberOfSamples; ++i) {\\n      // If we have reached the last step, break\\n      if (stepsTraveled + 1.0 &gt;= raySteps) {\\n        break;\\n      }\\n\\n      // Get selected values\\n      vec3 posIS = posVCtoIS(posVC);\\n      vec4 previousSelectedValue = selectedValue;\\n      vec4 currentValue = getTextureValue(posIS);\\n      selectedValue = OP(selectedValue, currentValue);\\n      if (previousSelectedValue != selectedValue) {\\n        selectedPosVC = posVC;\\n        selectedPosIS = posIS;\\n      }\\n\\n      // Otherwise, continue along the ray\\n      stepsTraveled++;\\n      posVC += stepVC;\\n    }\\n\\n    // Perform the last step along the ray using the\\n    // residual distance\\n    posVC = rayOriginVC + maxDistance * rayDirVC;\\n    {\\n      vec3 posIS = posVCtoIS(posVC);\\n      vec4 previousSelectedValue = selectedValue;\\n      vec4 currentValue = getTextureValue(posIS);\\n      selectedValue = OP(selectedValue, currentValue);\\n      if (previousSelectedValue != selectedValue) {\\n        selectedPosVC = posVC;\\n        selectedPosIS = posIS;\\n      }\\n    }\\n\\n    gl_FragData[0] = getColorForValue(selectedValue, selectedPosVC, selectedPosIS);\\n  #endif\\n\\n  #if vtkBlendMode == ADDITIVE_INTENSITY_BLEND ||                                \\\\\\n      vtkBlendMode == AVERAGE_INTENSITY_BLEND\\n    vec4 sum = vec4(0.);\\n    #if vtkBlendMode == AVERAGE_INTENSITY_BLEND\\n      float totalWeight = 0.0;\\n    #endif\\n    vec3 posVC = rayOriginVC + minDistance * rayDirVC;\\n    float stepsTraveled = 0.0;\\n\\n    vec3 posIS = posVCtoIS(posVC);\\n    vec4 value = getTextureValue(posIS);\\n\\n    if (raySteps &lt;= 1.0) {\\n      gl_FragData[0] = getColorForValue(value * raySteps, posVC, posIS);\\n      return;\\n    }\\n\\n    if (valueWithinScalarRange(value)) {\\n      sum += value * jitter;\\n      #if vtkBlendMode == AVERAGE_INTENSITY_BLEND\\n        totalWeight += jitter;\\n      #endif\\n    }\\n    posVC += jitter * stepVC;\\n    stepsTraveled += jitter;\\n\\n    // Sample along the ray until vtkMaximumNumberOfSamples,\\n    // ending slightly inside the total distance\\n    for (int i = 0; i &lt; vtkMaximumNumberOfSamples; ++i) {\\n      // If we have reached the last step, break\\n      if (stepsTraveled + 1.0 &gt;= raySteps) {\\n        break;\\n      }\\n\\n      posIS = posVCtoIS(posVC);\\n      value = getTextureValue(posIS);\\n      // One can control the scalar range by setting the AverageIPScalarRange to\\n      // disregard scalar values, not in the range of interest, from the average\\n      // computation. Notes:\\n      // - We are comparing all values in the texture to see if any of them\\n      //   are outside of the scalar range. In the future we might want to allow\\n      //   scalar ranges for each component.\\n      if (valueWithinScalarRange(value)) {\\n        sum += value;\\n        #if vtkBlendMode == AVERAGE_INTENSITY_BLEND\\n          totalWeight++;\\n        #endif\\n      }\\n\\n      stepsTraveled++;\\n      posVC += stepVC;\\n    }\\n\\n    // Perform the last step along the ray using the\\n    // residual distance\\n    posVC = rayOriginVC + maxDistance * rayDirVC;\\n    posIS = posVCtoIS(posVC);\\n    value = getTextureValue(posIS);\\n    if (valueWithinScalarRange(value)) {\\n      sum += value;\\n      #if vtkBlendMode == AVERAGE_INTENSITY_BLEND\\n        totalWeight += raySteps - stepsTraveled;\\n      #endif\\n    }\\n\\n    #if vtkBlendMode == AVERAGE_INTENSITY_BLEND\\n      sum /= vec4(totalWeight, totalWeight, totalWeight, 1.0);\\n    #endif\\n\\n    gl_FragData[0] = getColorForValue(sum, posVC, posIS);\\n  #endif\\n\\n  #if vtkBlendMode == RADON_TRANSFORM_BLEND\\n    float normalizedRayIntensity = 1.0;\\n    vec3 posVC = rayOriginVC + minDistance * rayDirVC;\\n    float stepsTraveled = 0.0;\\n\\n    // handle very thin volumes\\n    if (raySteps &lt;= 1.0) {\\n      vec3 posIS = posVCtoIS(posVC);\\n      vec4 tValue = getTextureValue(posIS);\\n      normalizedRayIntensity -= raySteps * sampleDistance *\\n                                getOpacityFromTexture(tValue.r, 0, 0.5);\\n      gl_FragData[0] =\\n          vec4(getColorFromTexture(normalizedRayIntensity, 0, 0.5), 1.0);\\n      return;\\n    }\\n\\n    posVC += jitter * stepVC;\\n    stepsTraveled += jitter;\\n\\n    for (int i = 0; i &lt; vtkMaximumNumberOfSamples; ++i) {\\n      if (stepsTraveled + 1.0 &gt;= raySteps) {\\n        break;\\n      }\\n\\n      vec3 posIS = posVCtoIS(posVC);\\n      vec4 value = getTextureValue(posIS);\\n      // Convert scalar value to normalizedRayIntensity coefficient and\\n      // accumulate normalizedRayIntensity\\n      normalizedRayIntensity -=\\n          sampleDistance * getOpacityFromTexture(value.r, 0, 0.5);\\n\\n      posVC += stepVC;\\n      stepsTraveled++;\\n    }\\n\\n    // map normalizedRayIntensity to color\\n    gl_FragData[0] =\\n        vec4(getColorFromTexture(normalizedRayIntensity, 0, 0.5), 1.0);\\n  #endif\\n\\n  #if vtkBlendMode == LABELMAP_EDGE_PROJECTION_BLEND\\n    // Only works with a single volume\\n    vec3 posVC = rayOriginVC + minDistance * rayDirVC;\\n    float stepsTraveled = 0.0;\\n    vec3 posIS = posVCtoIS(posVC);\\n    vec4 tValue = getTextureValue(posIS);\\n    if (raySteps &lt;= 1.0) {\\n      gl_FragData[0] = getColorForValue(tValue, posVC, posIS);\\n      return;\\n    }\\n\\n    vec3 stepIS = vecVCToIS(stepVC);\\n    vec4 value = tValue;\\n    posIS += jitter * stepIS;\\n    stepsTraveled += jitter;\\n    vec3 maxPosIS = posIS; // Store the position of the max value\\n    int segmentIndex = int(value.g);\\n    bool originalPosHasSeenNonZero = false;\\n\\n    if (segmentIndex != 0) {\\n      // Tried using the segment index in an boolean array but reading\\n      // from the array by dynamic indexing was horrondously slow\\n      // so use bit masking instead and assign 1 to the bit corresponding to the\\n      // segment index and later check if the bit is set via bit operations\\n      setLabelOutlineBit(segmentIndex);\\n    }\\n\\n    // Sample along the ray until vtkMaximumNumberOfSamples,\\n    // ending slightly inside the total distance\\n    for (int i = 0; i &lt; vtkMaximumNumberOfSamples; ++i) {\\n      // If we have reached the last step, break\\n      if (stepsTraveled + 1.0 &gt;= raySteps) {\\n        break;\\n      }\\n\\n      // compute the scalar\\n      tValue = getTextureValue(posIS);\\n      segmentIndex = int(tValue.g);\\n\\n      if (segmentIndex != 0) {\\n        originalPosHasSeenNonZero = true;\\n        setLabelOutlineBit(segmentIndex);\\n      }\\n\\n      if (tValue.r &gt; value.r) {\\n        value = tValue;   // Update the max value\\n        maxPosIS = posIS; // Update the position where max occurred\\n      }\\n\\n      // Otherwise, continue along the ray\\n      stepsTraveled++;\\n      posIS += stepIS;\\n    }\\n\\n    // Perform the last step along the ray using the\\n    // residual distance\\n    posIS = posVCtoIS(rayOriginVC + maxDistance * rayDirVC);\\n    tValue = getTextureValue(posIS);\\n\\n    if (tValue.r &gt; value.r) {\\n      value = tValue;   // Update the max value\\n      maxPosIS = posIS; // Update the position where max occurred\\n    }\\n\\n    // If we have not seen any non-zero segments, we can return early\\n    // and grab color from the actual center value first component (image)\\n    if (!originalPosHasSeenNonZero) {\\n      vec3 maxPosVC = posIStoVC(maxPosIS);\\n      gl_FragData[0] = getColorForValue(value, maxPosVC, maxPosIS);\\n      return;\\n    }\\n\\n    vec3 neighborRayStepsIS = stepIS;\\n    float neighborRaySteps = raySteps;\\n    bool shouldLookInAllNeighbors = false;\\n\\n    vec3 volumeSpacings = volume.spacing;\\n    float minVoxelSpacing =\\n        min(volumeSpacings[0], min(volumeSpacings[1], volumeSpacings[2]));\\n    vec4 base =\\n        vec4(gl_FragCoord.x, gl_FragCoord.y, gl_FragCoord.z, gl_FragCoord.w);\\n\\n    vec4 baseXPlus = vec4(gl_FragCoord.x + 1.0, gl_FragCoord.y, gl_FragCoord.z,\\n                          gl_FragCoord.w);\\n    vec4 baseYPlus = vec4(gl_FragCoord.x, gl_FragCoord.y + 1.0, gl_FragCoord.z,\\n                          gl_FragCoord.w);\\n\\n    vec3 baseWorld = fragCoordToWorld(base);\\n    vec3 baseXPlusWorld = fragCoordToWorld(baseXPlus);\\n    vec3 baseYPlusWorld = fragCoordToWorld(baseYPlus);\\n\\n    float XPlusDiff = length(baseXPlusWorld - baseWorld);\\n    float YPlusDiff = length(baseYPlusWorld - baseWorld);\\n\\n    float minFragSpacingWorld = min(XPlusDiff, YPlusDiff);\\n\\n    for (int s = 1; s &lt; MAX_SEGMENT_INDEX; s++) {\\n      // bail out quickly if the segment index has not\\n      // been seen by the center segment\\n      if (!isLabelOutlineBitSet(s)) {\\n        continue;\\n      }\\n\\n      // Use texture sampling for outlineThickness so that we can have\\n      // per segment thickness\\n      float textureCoordinate = float(s - 1) / 1024.0;\\n      float textureValue =\\n          texture2D(labelOutlineThicknessTexture, vec2(textureCoordinate, 0.5)).r;\\n\\n      int actualThickness = int(textureValue * 255.0);\\n\\n      // check the extreme points in the neighborhood since there is a better\\n      // chance of finding the edge there, so that we can bail out\\n      // faster if we find the edge\\n      bool onEdge = checkOnEdgeForNeighbor(-actualThickness, -actualThickness, s,\\n                                          stepIS) ||\\n                    checkOnEdgeForNeighbor(actualThickness, actualThickness, s,\\n                                          stepIS) ||\\n                    checkOnEdgeForNeighbor(actualThickness, -actualThickness, s,\\n                                          stepIS) ||\\n                    checkOnEdgeForNeighbor(-actualThickness, +actualThickness, s,\\n                                          stepIS);\\n\\n      if (onEdge) {\\n        return;\\n      }\\n\\n      // since the next step is computationally expensive, we need to perform\\n      // some optimizations to avoid it if possible. One of the optimizations\\n      // is to check the whether the minimum of the voxel spacing is greater than\\n      // the 2 * the thickness of the outline segment. If that is the case\\n      // then we can safely skip the next step since we can be sure that the\\n      // the previous 4 checks on the extreme points would caught the entirety\\n      // of the all the fragments inside. i.e., this happens when we zoom out,\\n      if (minVoxelSpacing &gt;\\n          (2.0 * float(actualThickness) - 1.0) * minFragSpacingWorld) {\\n        continue;\\n      }\\n\\n      // Loop through the rest, skipping the processed extremes and the center\\n      for (int i = -actualThickness; i &lt;= actualThickness; i++) {\\n        for (int j = -actualThickness; j &lt;= actualThickness; j++) {\\n          if (i == 0 &amp;&amp; j == 0)\\n            continue; // Skip the center\\n          if (abs(i) == actualThickness &amp;&amp; abs(j) == actualThickness)\\n            continue; // Skip corners\\n          if (checkOnEdgeForNeighbor(i, j, s, stepIS)) {\\n            return;\\n          }\\n        }\\n      }\\n    }\\n\\n    float sampleHeight = volume.transferFunctionsSampleHeight[0];\\n    vec3 tColor0 = getColorFromTexture(value.r, 0, sampleHeight);\\n    float pwfValue0 = getOpacityFromTexture(value.r, 0, sampleHeight);\\n    gl_FragData[0] = vec4(tColor0, pwfValue0);\\n  #endif\\n}\\n\\n//=======================================================================\\n// given a\\n// - ray direction (rayDir)\\n// - starting point (vertexVCVSOutput)\\n// - bounding planes of the volume\\n// - optionally depth buffer values\\n// - far clipping plane\\n// compute the start/end distances of the ray we need to cast\\nvec2 computeRayDistances(vec3 rayOriginVC, vec3 rayDirVC) {\\n  vec2 dists = rayIntersectVolumeDistances(rayOriginVC, rayDirVC);\\n\\n  //VTK::ClipPlane::Impl\\n\\n  // do not go behind front clipping plane\\n  dists.x = max(0.0, dists.x);\\n\\n  // do not go PAST far clipping plane\\n  float farDist = -camThick / rayDirVC.z;\\n  dists.y = min(farDist, dists.y);\\n\\n  // Do not go past the zbuffer value if set\\n  // This is used for intermixing opaque geometry\\n  //VTK::ZBuffer::Impl\\n\\n  return dists;\\n}\\n\\nfloat getFragmentSeed() {\\n  // This first noise has a diagonal pattern\\n  float firstNoise =\\n      fract(sin(dot(gl_FragCoord.xy, vec2(12.9898, 78.233))) * 43758.5453);\\n  // This second noise is made out of blocks of CPU generated noise\\n  float secondNoise = texture2D(jtexture, gl_FragCoord.xy / 32.0).r;\\n  // Combine the two sources of noise in a way that the distribution is uniform\\n  // in [0,1[\\n  float noiseSum = firstNoise + secondNoise;\\n  return noiseSum &lt; 1.0 ? noiseSum : noiseSum - 1.0;\\n}\\n\\nvoid main() {\\n  fragmentSeed = getFragmentSeed();\\n\\n  if (cameraParallel == 1) {\\n    // Camera is parallel, so the rayDir is just the direction of the camera.\\n    rayDirVC = vec3(0.0, 0.0, -1.0);\\n  } else {\\n    // camera is at 0,0,0 so rayDir for perspective is just the vc coord\\n    rayDirVC = normalize(vertexVCVSOutput);\\n  }\\n\\n  vec3 rayOriginVC = vertexVCVSOutput;\\n  vec2 rayStartEndDistancesVC = computeRayDistances(rayOriginVC, rayDirVC);\\n  if (rayStartEndDistancesVC[1] &lt;= rayStartEndDistancesVC[0] ||\\n      rayStartEndDistancesVC[1] &lt;= 0.0) {\\n    // Volume not hit or behind the ray\\n    discard;\\n  }\\n\\n  // Perform the blending operation along the ray\\n  applyBlend(rayOriginVC, rayDirVC, rayStartEndDistancesVC[0], rayStartEndDistancesVC[1]);\\n}\\n&quot;,e.Geometry=&quot;&quot;},e.replaceShaderValues=(e,n,r)=&gt;{let o=e.Fragment;o=vd.substitute(o,&quot;//VTK::EnabledColorFunctions&quot;,`#define EnableColorForValueFunctionId${t.previousState.colorForValueFunctionId}`).result;const a=[];t.previousState.surfaceLightingEnabled&amp;&amp;a.push(&quot;Surface&quot;),t.previousState.volumeLightingEnabled&amp;&amp;a.push(&quot;Volume&quot;),o=vd.substitute(o,&quot;//VTK::EnabledLightings&quot;,a.map((e=&gt;`#define Enable${e}Lighting`))).result,t.previousState.multiTexturePerVolumeEnabled&amp;&amp;(o=vd.substitute(o,&quot;//VTK::EnabledMultiTexturePerVolume&quot;,&quot;#define EnabledMultiTexturePerVolume&quot;).result),t.previousState.useIndependentComponents&amp;&amp;(o=vd.substitute(o,&quot;//VTK::EnabledIndependentComponents&quot;,&quot;#define EnabledIndependentComponents&quot;).result),t.previousState.gradientOpacityEnabled&amp;&amp;(o=vd.substitute(o,&quot;//VTK::EnabledGradientOpacity&quot;,&quot;#define EnabledGradientOpacity&quot;).result),o=vd.substitute(o,&quot;//VTK::vtkProportionalComponents&quot;,t.previousState.proportionalComponents.map((e=&gt;`#define vtkComponent${e}Proportional`)).join(&quot;\\n&quot;)).result,o=vd.substitute(o,&quot;//VTK::vtkForceNearestComponents&quot;,t.previousState.forceNearestComponents.map((e=&gt;`#define vtkComponent${e}ForceNearest`)).join(&quot;\\n&quot;)).result,t.previousState.hasZBufferTexture&amp;&amp;(o=vd.substitute(o,&quot;//VTK::ZBuffer::Dec&quot;,[&quot;uniform sampler2D zBufferTexture;&quot;,&quot;uniform float vpZWidth;&quot;,&quot;uniform float vpZHeight;&quot;]).result,o=vd.substitute(o,&quot;//VTK::ZBuffer::Impl&quot;,[&quot;vec4 depthVec = texture2D(zBufferTexture, vec2(gl_FragCoord.x / vpZWidth, gl_FragCoord.y/vpZHeight));&quot;,&quot;float zdepth = (depthVec.r*256.0 + depthVec.g)/257.0;&quot;,&quot;zdepth = zdepth * 2.0 - 1.0;&quot;,&quot;if (cameraParallel == 0) {&quot;,&quot;zdepth = -2.0 * camFar * camNear / (zdepth*(camFar-camNear)-(camFar+camNear)) - camNear;}&quot;,&quot;else {&quot;,&quot;zdepth = (zdepth + 1.0) * 0.5 * (camFar - camNear);}\\n&quot;,&quot;zdepth = -zdepth/rayDirVC.z;&quot;,&quot;dists.y = min(zdepth,dists.y);&quot;]).result),o=vd.substitute(o,&quot;//VTK::BlendMode&quot;,`${t.previousState.blendMode}`).result,o=vd.substitute(o,&quot;//VTK::NumberOfLights&quot;,`${t.previousState.numberOfLights}`).result,o=vd.substitute(o,&quot;//VTK::MaxLaoKernelSize&quot;,`${t.previousState.maxLaoKernelSize}`).result,o=vd.substitute(o,&quot;//VTK::NumberOfComponents&quot;,`${t.previousState.numberOfComponents}`).result,o=vd.substitute(o,&quot;//VTK::MaximumNumberOfSamples&quot;,`${t.previousState.maximumNumberOfSamples}`).result,e.Fragment=o;const i=t.previousState.numberOfClippingPlanes;i&gt;0&amp;&amp;(o=vd.substitute(o,&quot;//VTK::ClipPlane::Dec&quot;,[&quot;uniform vec3 vClipPlaneNormals[6];&quot;,&quot;uniform float vClipPlaneDistances[6];&quot;,&quot;uniform vec3 vClipPlaneOrigins[6];&quot;,&quot;uniform int clip_numPlanes;&quot;,&quot;//VTK::ClipPlane::Dec&quot;,&quot;#define vtkClippingPlanesOn&quot;],!1).result,o=vd.substitute(o,&quot;//VTK::ClipPlane::Impl&quot;,[`for(int i = 0; i &lt; ${i}; i++) {`,&quot;  float rayDirRatio = dot(rayDirVC, vClipPlaneNormals[i]);&quot;,&quot;  float equationResult = dot(vertexVCVSOutput, vClipPlaneNormals[i]) + vClipPlaneDistances[i];&quot;,&quot;  if (rayDirRatio == 0.0)&quot;,&quot;  {&quot;,&quot;    if (equationResult &lt; 0.0) dists.x = dists.y;&quot;,&quot;    continue;&quot;,&quot;  }&quot;,&quot;  float result = -1.0 * equationResult / rayDirRatio;&quot;,&quot;  if (rayDirRatio &lt; 0.0) dists.y = min(dists.y, result);&quot;,&quot;  else dists.x = max(dists.x, result);&quot;,&quot;}&quot;,&quot;//VTK::ClipPlane::Impl&quot;],!1).result),e.Fragment=o},e.getNeedToRebuildShaders=(r,o,a)=&gt;{const i=!!t.zBufferTexture,s=t.currentValidInputs.length,l=t.numberOfLights,c=t.numberOfComponents,u=t.useIndependentComponents,d=a.getProperties(),p=t.currentValidInputs[0],f=d[p.inputIndex],g=s&gt;1,m=p.imageData.getBounds(),h=Hi.getDiagonalLength(m),v=Math.ceil(h/e.getCurrentSampleDistance(o));v&gt;t.renderable.getMaximumSamplesPerRay()&amp;&amp;Tg(`The number of steps required ${v} is larger than the specified maximum number of steps ${t.renderable.getMaximumSamplesPerRay()}.\\nPlease either change the volumeMapper sampleDistance or its maximum number of samples.`);const T=u?c:1;let x=!1;for(let e=0;e&lt;T;++e)if(f.getUseGradientOpacity(e)){x=!0;break}let y=0;const b=f.getLAOKernelSize();b&gt;y&amp;&amp;f.getLocalAmbientOcclusion()&amp;&amp;f.getAmbient()&gt;0&amp;&amp;(y=b);const A=t.renderable.getClippingPlanes().length,C=t.renderable.getViewSpecificProperties().OpenGL?.ShaderReplacements,S=t.currentRenderPass?.getShaderReplacement(),P=t.renderable.getBlendMode(),w=(()=&gt;{if(P!==hg.LABELMAP_EDGE_PROJECTION_BLEND&amp;&amp;n(f))return 5;if(u)switch(f.getColorMixPreset()){case gg.ADDITIVE:return 1;case gg.COLORIZE:return 2;case gg.CUSTOM:return 3;default:return 4}return 0})(),I=f.getVolumetricScatteringBlending()&lt;1,O=f.getVolumetricScatteringBlending()&gt;0;let R=!1;for(let e=0;e&lt;c;++e)if(f.getForceNearestInterpolation(e)){R=!0;break}const M=[],D=[];for(let e=0;e&lt;c;e++)f.getOpacityMode(e)===fg.PROPORTIONAL&amp;&amp;M.push(e),f.getForceNearestInterpolation(e)&amp;&amp;D.push(e);const E={numberOfComponents:c,useIndependentComponents:u,proportionalComponents:M,forceNearestComponents:D,blendMode:P,numberOfLights:l,numberOfValidInputs:s,maximumNumberOfSamples:v,hasZBufferTexture:i,maxLaoKernelSize:y,numberOfClippingPlanes:A,mapperShaderReplacements:C,renderPassShaderReplacements:S,colorForValueFunctionId:w,surfaceLightingEnabled:I,volumeLightingEnabled:O,forceNearestInterpolationEnabled:R,multiTexturePerVolumeEnabled:g,gradientOpacityEnabled:x};return(0===r.getProgram()?.getHandle()||!t.previousState||!xe(t.previousState,E))&amp;&amp;(t.previousState=E,!0)},e.updateShaders=(n,r,o)=&gt;{if(e.getNeedToRebuildShaders(n,r,o)){const a={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(a,r,o);const i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex,a.Fragment,a.Geometry);i!==n.getProgram()&amp;&amp;(n.setProgram(i),n.getVAO().releaseGraphicsResources()),n.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram());n.getVAO().bind(),e.setMapperShaderParameters(n,r,o),e.setCameraShaderParameters(n,r,o),e.setPropertyShaderParameters(n,r,o),e.getClippingPlaneShaderParameters(n,r,o)},e.setMapperShaderParameters=(n,r,o)=&gt;{const a=n.getProgram();n.getCABO().getElementCount()&amp;&amp;(t.VBOBuildTime.getMTime()&gt;n.getAttributeUpdateTime().getMTime()||n.getShaderSourceTime().getMTime()&gt;n.getAttributeUpdateTime().getMTime())&amp;&amp;(a.isAttributeUsed(&quot;vertexDC&quot;)&amp;&amp;(n.getVAO().addAttributeArray(a,n.getCABO(),&quot;vertexDC&quot;,n.getCABO().getVertexOffset(),n.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||xg(&quot;Error setting vertexDC in shader VAO.&quot;)),n.getAttributeUpdateTime().modified());const i=e.getCurrentSampleDistance(r);a.setUniformf(&quot;sampleDistance&quot;,i);const s=i*t.renderable.getVolumeShadowSamplingDistFactor();a.setUniformf(&quot;volumeShadowSampleDistance&quot;,s),t.scalarTextures.forEach(((e,t)=&gt;{a.setUniformi(`volumeTexture[${t}]`,e.getTextureUnit())}));const l=o.getProperties()[t.currentValidInputs[0].inputIndex].getIpScalarRange(),c=new Float32Array(4),u=new Float32Array(4),d=(e,t,n)=&gt;{t?.dataComputedScale?.length&amp;&amp;(c[e]=l[0]*t.dataComputedScale[n]+t.dataComputedOffset[n],u[e]=l[1]*t.dataComputedScale[n]+t.dataComputedOffset[n],c[e]=(c[e]-t.offset[n])/t.scale[n],u[e]=(u[e]-t.offset[n])/t.scale[n])};if(t.previousState.multiTexturePerVolumeEnabled)t.scalarTextures.forEach(((e,t)=&gt;{const n=e.getVolumeInfo();d(t,n,0)}));else{const e=t.scalarTextures[0].getVolumeInfo();for(let t=0;t&lt;4;++t)d(t,e,t)}const p=&quot;volume&quot;;if(a.setUniform4f(`${p}.ipScalarRangeMin`,c[0],c[1],c[2],c[3]),a.setUniform4f(`${p}.ipScalarRangeMax`,u[0],u[1],u[2],u[3]),null!==t.zBufferTexture){a.setUniformi(&quot;zBufferTexture&quot;,t.zBufferTexture.getTextureUnit());const e=t._useSmallViewport?[t._smallViewportWidth,t._smallViewportHeight]:t._openGLRenderWindow.getFramebufferSize();a.setUniformf(&quot;vpZWidth&quot;,e[0]),a.setUniformf(&quot;vpZHeight&quot;,e[1])}},e.setCameraShaderParameters=(r,o,a)=&gt;{const{idxToView:i,vecISToVCMatrix:s,modelToView:l,projectionToView:c,projectionToWorld:u}=yg,f=t.openGLCamera.getKeyMatrices(o),g=t.openGLVolume.getKeyMatrices();A(l,f.wcvc,g.mcwc);const m=r.getProgram(),h=t.openGLCamera.getRenderable(),v=h.getParallelProjection(),T=h.getClippingRange();m.setUniformf(&quot;camThick&quot;,T[1]-T[0]),m.setUniformf(&quot;camNear&quot;,T[0]),m.setUniformf(&quot;camFar&quot;,T[1]),m.setUniformi(&quot;cameraParallel&quot;,v);const x=t.currentValidInputs[0],y=x.imageData.getBounds(),C=Hi.getCorners(y,[]).map((e=&gt;{if(oe(e,e,l),!v){$(e,e,-T[0]/(e[2]*X(e)))}return oe(e,e,f.vcpc),e})),S=Hi.addPoints([...Hi.INIT_BOUNDS],C);m.setUniformf(&quot;dcxmin&quot;,S[0]),m.setUniformf(&quot;dcxmax&quot;,S[1]),m.setUniformf(&quot;dcymin&quot;,S[2]),m.setUniformf(&quot;dcymax&quot;,S[3]);const P=e.getRenderTargetSize();m.setUniformf(&quot;vpWidth&quot;,P[0]),m.setUniformf(&quot;vpHeight&quot;,P[1]);const w=e.getRenderTargetOffset();m.setUniformf(&quot;vpOffsetX&quot;,w[0]/P[0]),m.setUniformf(&quot;vpOffsetY&quot;,w[1]/P[1]),b(c,f.vcpc),m.setUniformMatrix(&quot;PCVCMatrix&quot;,c),m.setUniformi(&quot;twoSidedLighting&quot;,o.getTwoSidedLighting());const I=new Array(2*t.previousState.maxLaoKernelSize);for(let e=0;e&lt;t.previousState.maxLaoKernelSize;e++)I[2*e]=Math.random(),I[2*e+1]=Math.random();if(m.setUniform2fv(&quot;kernelSample&quot;,I),t.numberOfLights&gt;0){let e=0;o.getLights().forEach((t=&gt;{if(t.getSwitch()&gt;0){const n=`lights[${e}]`,r=$([],t.getColor(),t.getIntensity());m.setUniform3fv(`${n}.color`,r);const o=t.getTransformedPosition();oe(o,o,l),m.setUniform3fv(`${n}.positionVC`,o);const a=[...t.getDirection()];ae(a,a,f.normalMatrix),te(a,a),m.setUniform3fv(`${n}.directionVC`,a);const i=[-.5*a[0],-.5*a[1],-.5*(a[2]-1)];m.setUniform3fv(`${n}.halfAngleVC`,i);const s=t.getAttenuationValues();m.setUniform3fv(`${n}.attenuation`,s);const c=t.getExponent();m.setUniformf(`${n}.exponent`,c);const u=t.getConeAngle();m.setUniformf(`${n}.coneAngle`,u);const d=t.getPositional();m.setUniformi(`${n}.isPositional`,d),e++}}))}const O=&quot;volume&quot;,R=a.getProperties()[x.inputIndex],M=x.imageData,D=M.getSpatialExtent(),E=M.getSpacing(),V=M.getDimensions(),L=M.getIndexToWorld(),B=M.getWorldToIndex(),F=M.getDirectionByReference();A(i,l,L),m.setUniform3fv(`${O}.spacing`,E);const N=ee([],E);m.setUniform3fv(`${O}.inverseSpacing`,N),m.setUniform3iv(`${O}.dimensions`,V),m.setUniform3fv(`${O}.inverseDimensions`,ee([],V)),m.setUniformMatrix(`${O}.worldToIndex`,B),s.fill(0);const k=Q(new Float64Array(3),V,E);s[0]=k[0],s[4]=k[1],s[8]=k[2],p(s,F,s),p(s,g.normalMatrix,s),p(s,f.normalMatrix,s),m.setUniformMatrix3x3(`${O}.vecISToVCMatrix`,s),m.setUniformMatrix3x3(`${O}.vecVCToISMatrix`,d(new Float32Array(9),s));const G=q(D[0],D[2],D[4]),U=oe(new Float64Array(3),G,i);m.setUniform3fv(`${O}.originVC`,U);const _=X(k);if(m.setUniformf(`${O}.diagonalLength`,_),n(R)){const e=h.getDistance();h.setClippingRange(e,e+.1);b(u,t.openGLCamera.getKeyMatrices(o).wcpc),h.setClippingRange(T[0],T[1]),t.openGLCamera.getKeyMatrices(o),m.setUniformMatrix(`${O}.PCWCMatrix`,u)}if(R.getVolumetricScatteringBlending()&gt;0&amp;&amp;(m.setUniformf(`${O}.globalIlluminationReach`,R.getGlobalIlluminationReach()),m.setUniformf(`${O}.volumetricScatteringBlending`,R.getVolumetricScatteringBlending()),m.setUniformf(`${O}.anisotropy`,R.getAnisotropy()),m.setUniformf(`${O}.anisotropySquared`,R.getAnisotropy()**2)),R.getLocalAmbientOcclusion()&amp;&amp;R.getAmbient()&gt;0){const e=R.getLAOKernelSize();m.setUniformi(`${O}.kernelSize`,e);const t=R.getLAOKernelRadius();m.setUniformi(`${O}.kernelRadius`,t)}else m.setUniformi(`${O}.kernelSize`,0)},e.setPropertyShaderParameters=(e,n,r)=&gt;{const o=e.getProgram();o.setUniformi(&quot;jtexture&quot;,t.jitterTexture.getTextureUnit());const a=r.getProperties();o.setUniformi(&quot;labelOutlineThicknessTexture&quot;,t.labelOutlineThicknessTexture.getTextureUnit()),o.setUniformi(&quot;opacityTexture&quot;,t.opacityTexture.getTextureUnit()),o.setUniformi(&quot;colorTexture&quot;,t.colorTexture.getTextureUnit());const i=&quot;volume&quot;,s=a[t.currentValidInputs[0].inputIndex],l=t.previousState.numberOfComponents,c=t.previousState.useIndependentComponents;if(c){const e=new Float32Array(4);for(let t=0;t&lt;l;t++)e[t]=s.getComponentWeight(t);o.setUniform4fv(`${i}.independentComponentMix`,e);const t=new Float32Array(4),n=1/l;for(let e=0;e&lt;l;++e)t[e]=(e+.5)*n;o.setUniform4fv(`${i}.transferFunctionsSampleHeight`,t)}const u=t.colorForValueFunctionId;o.setUniformi(`${i}.colorForValueFunctionId`,u);const d=s.getComputeNormalFromOpacity();o.setUniformi(`${i}.computeNormalFromOpacity`,d);const p=new Float32Array(4),f=new Float32Array(4),g=new Float32Array(4),m=new Float32Array(4);for(let e=0;e&lt;l;e++){const n=t.previousState.multiTexturePerVolumeEnabled,r=n?e:0,o=n?0:e,a=t.scalarTextures[r].getVolumeInfo(),i=c?e:0,l=a.scale[o],u=s.getRGBTransferFunction(i).getRange();p[e]=l/(u[1]-u[0]),f[e]=(a.offset[o]-u[0])/(u[1]-u[0]);const d=s.getScalarOpacity(i).getRange();g[e]=l/(d[1]-d[0]),m[e]=(a.offset[o]-d[0])/(d[1]-d[0])}if(o.setUniform4fv(`${i}.colorTextureScale`,p),o.setUniform4fv(`${i}.colorTextureShift`,f),o.setUniform4fv(`${i}.opacityTextureScale`,g),o.setUniform4fv(`${i}.opacityTextureShift`,m),t.previousState.gradientOpacityEnabled){const e=new Array(4),n=new Array(4),r=new Array(4),a=new Array(4);if(c)for(let o=0;o&lt;l;++o){const i=t.previousState.multiTexturePerVolumeEnabled,l=i?o:0,c=i?0:o,u=t.scalarTextures[l].getVolumeInfo().scale[c];if(s.getUseGradientOpacity(o)){const t=[s.getGradientOpacityMinimumOpacity(o),s.getGradientOpacityMaximumOpacity(o)],i=[s.getGradientOpacityMinimumValue(o),s.getGradientOpacityMaximumValue(o)];r[o]=t[0],a[o]=t[1],e[o]=u*(t[1]-t[0])/(i[1]-i[0]),n[o]=-i[0]*(t[1]-t[0])/(i[1]-i[0])+t[0]}else r[o]=1,a[o]=1,e[o]=0,n[o]=1}else{const o=l-1,i=t.previousState.multiTexturePerVolumeEnabled,c=i?o:0,u=i?0:o,d=t.scalarTextures[c].getVolumeInfo().scale[u],p=[s.getGradientOpacityMinimumOpacity(0),s.getGradientOpacityMaximumOpacity(0)],f=[s.getGradientOpacityMinimumValue(0),s.getGradientOpacityMaximumValue(0)];r[0]=p[0],a[0]=p[1],e[0]=d*(p[1]-p[0])/(f[1]-f[0]),n[0]=-f[0]*(p[1]-p[0])/(f[1]-f[0])+p[0]}o.setUniform4f(`${i}.gradientOpacityScale`,e),o.setUniform4f(`${i}.gradientOpacityShift`,n),o.setUniform4f(`${i}.gradientOpacityMin`,r),o.setUniform4f(`${i}.gradientOpacityMax`,a)}const h=s.getLabelOutlineOpacity();if(o.setUniformf(`${i}.outlineOpacity`,h),t.numberOfLights&gt;0){o.setUniformf(`${i}.ambient`,s.getAmbient()),o.setUniformf(`${i}.diffuse`,s.getDiffuse()),o.setUniformf(`${i}.specular`,s.getSpecular());const e=s.getSpecularPower();o.setUniformf(`${i}.specularPower`,0===e?1:e)}},e.getClippingPlaneShaderParameters=(e,n,r)=&gt;{if(t.renderable.getClippingPlanes().length&gt;0){const r=t.openGLCamera.getKeyMatrices(n),o=[],a=[],i=[],s=t.renderable.getClippingPlanes(),l=s.length;for(let e=0;e&lt;l;++e){const t=s[e].getNormal(),n=s[e].getOrigin();ae(t,t,r.normalMatrix),oe(n,n,r.wcvc);const l=-1*ne(n,t);o.push(t[0]),o.push(t[1]),o.push(t[2]),a.push(l),i.push(n[0]),i.push(n[1]),i.push(n[2])}const c=e.getProgram();c.setUniform3fv(&quot;vClipPlaneNormals&quot;,o),c.setUniformfv(&quot;vClipPlaneDistances&quot;,a),c.setUniform3fv(&quot;vClipPlaneOrigins&quot;,i),c.setUniformi(&quot;clip_numPlanes&quot;,l)}},e.delete=qt((()=&gt;{t._animationRateSubscription&amp;&amp;(t._animationRateSubscription.unsubscribe(),t._animationRateSubscription=null)}),(()=&gt;{t._openGLRenderWindow&amp;&amp;a(t._openGLRenderWindow)}),e.delete),e.getRenderTargetSize=()=&gt;{if(t._useSmallViewport)return[t._smallViewportWidth,t._smallViewportHeight];const{usize:e,vsize:n}=t._openGLRenderer.getTiledSizeAndOrigin();return[e,n]},e.getRenderTargetOffset=()=&gt;{const{lowerLeftU:e,lowerLeftV:n}=t._openGLRenderer.getTiledSizeAndOrigin();return[e,n]},e.getCurrentSampleDistance=e=&gt;{const n=e.getVTKWindow().getInteractor(),r=t.renderable.getSampleDistance();if(n.isAnimating()){return r*t.renderable.getInteractionSampleDistanceFactor()}return r},e.renderPieceStart=(n,r)=&gt;{const o=n.getVTKWindow().getInteractor();if(t._lastScale||(t._lastScale=t.renderable.getInitialInteractionScale()),t._useSmallViewport=!1,o.isAnimating()&amp;&amp;t._lastScale&gt;1.5&amp;&amp;(t._useSmallViewport=!0),t._animationRateSubscription||(t._animationRateSubscription=o.onAnimationFrameRateUpdate((()=&gt;{if(t.renderable.getAutoAdjustSampleDistances()){const e=o.getRecentAnimationFrameRate(),n=o.getDesiredUpdateRate()/e;(n&gt;1.15||n&lt;.85)&amp;&amp;(t._lastScale*=n),t._lastScale&gt;400&amp;&amp;(t._lastScale=400),t._lastScale&lt;1.5&amp;&amp;(t._lastScale=1.5)}else t._lastScale=t.renderable.getImageSampleDistance()*t.renderable.getImageSampleDistance()}))),t._useSmallViewport){const e=t._openGLRenderWindow.getFramebufferSize(),n=1/Math.sqrt(t._lastScale);if(t._smallViewportWidth=Math.ceil(n*e[0]),t._smallViewportHeight=Math.ceil(n*e[1]),t._smallViewportHeight&gt;e[1]&amp;&amp;(t._smallViewportHeight=e[1]),t._smallViewportWidth&gt;e[0]&amp;&amp;(t._smallViewportWidth=e[0]),t.framebuffer.saveCurrentBindingsAndBuffers(),null===t.framebuffer.getGLFramebuffer())t.framebuffer.create(e[0],e[1]),t.framebuffer.populateFramebuffer();else{const n=t.framebuffer.getSize();n&amp;&amp;n[0]===e[0]&amp;&amp;n[1]===e[1]||(t.framebuffer.create(e[0],e[1]),t.framebuffer.populateFramebuffer())}t.framebuffer.bind();const r=t.context;r.clearColor(0,0,0,0),r.colorMask(!0,!0,!0,!0),r.clear(r.COLOR_BUFFER_BIT),r.viewport(0,0,t._smallViewportWidth,t._smallViewportHeight),t.fvp=[t._smallViewportWidth/e[0],t._smallViewportHeight/e[1]]}t.context.disable(t.context.DEPTH_TEST),e.updateBufferObjects(n,r);const a=r.getProperties();t.currentValidInputs.forEach((({inputIndex:e})=&gt;{const n=a[e].getInterpolationType(),r=t.scalarTextures[e];n===pg.NEAREST?(r.setMinificationFilter(wd.NEAREST),r.setMagnificationFilter(wd.NEAREST)):(r.setMinificationFilter(wd.LINEAR),r.setMagnificationFilter(wd.LINEAR))})),null!==t.zBufferTexture&amp;&amp;t.zBufferTexture.activate()},e.renderPieceDraw=(n,r)=&gt;{const o=t.context,a=[...t.scalarTextures,t.colorTexture,t.opacityTexture,t.labelOutlineThicknessTexture,t.jitterTexture];a.forEach((e=&gt;e.activate())),e.updateShaders(t.tris,n,r),o.drawArrays(o.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release(),a.forEach((e=&gt;e.deactivate()))},e.renderPieceFinish=(e,n)=&gt;{if(null!==t.zBufferTexture&amp;&amp;t.zBufferTexture.deactivate(),t._useSmallViewport){if(t.framebuffer.restorePreviousBindingsAndBuffers(),null===t.copyShader){t.copyShader=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray([&quot;//VTK::System::Dec&quot;,&quot;attribute vec4 vertexDC;&quot;,&quot;uniform vec2 tfactor;&quot;,&quot;varying vec2 tcoord;&quot;,&quot;void main() { tcoord = vec2(vertexDC.x*0.5 + 0.5, vertexDC.y*0.5 + 0.5) * tfactor; gl_Position = vertexDC; }&quot;].join(&quot;\\n&quot;),[&quot;//VTK::System::Dec&quot;,&quot;//VTK::Output::Dec&quot;,&quot;uniform sampler2D texture1;&quot;,&quot;varying vec2 tcoord;&quot;,&quot;void main() { gl_FragData[0] = texture2D(texture1,tcoord); }&quot;].join(&quot;\\n&quot;),&quot;&quot;);const e=t.copyShader;t.copyVAO=yd.newInstance(),t.copyVAO.setOpenGLRenderWindow(t._openGLRenderWindow),t.tris.getCABO().bind(),t.copyVAO.addAttributeArray(e,t.tris.getCABO(),&quot;vertexDC&quot;,t.tris.getCABO().getVertexOffset(),t.tris.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||xg(&quot;Error setting vertexDC in copy shader VAO.&quot;)}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(t.copyShader);const e=t._openGLRenderWindow.getFramebufferSize();t.context.viewport(0,0,e[0],e[1]);const n=t.framebuffer.getColorTexture();n.activate(),t.copyShader.setUniformi(&quot;texture&quot;,n.getTextureUnit()),t.copyShader.setUniform2f(&quot;tfactor&quot;,t.fvp[0],t.fvp[1]);const r=t.context;r.blendFuncSeparate(r.ONE,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA),t.context.drawArrays(t.context.TRIANGLES,0,t.tris.getCABO().getElementCount()),n.deactivate(),r.blendFuncSeparate(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA)}},e.renderPiece=(n,r)=&gt;{e.invokeEvent({type:&quot;StartEvent&quot;}),t.renderable.update();const o=t.renderable.getNumberOfInputPorts();t.currentValidInputs=[];for(let e=0;e&lt;o;++e){const n=t.renderable.getInputData(e);n&amp;&amp;!n.isDeleted()&amp;&amp;t.currentValidInputs.push({imageData:n,inputIndex:e})}let a=0;if(t.currentValidInputs.length&gt;0){const e=r.getProperties(),o=t.currentValidInputs[0],i=o.imageData.getPointData().getScalars(),s=e[o.inputIndex];s.getShade()&amp;&amp;t.renderable.getBlendMode()===hg.COMPOSITE_BLEND&amp;&amp;n.getLights().forEach((e=&gt;{e.getSwitch()&gt;0&amp;&amp;a++}));const l=t.currentValidInputs.length,c=l&gt;1;t.numberOfComponents=c?l:i.getNumberOfComponents(),t.useIndependentComponents=function(e,t){const n=e.getIndependentComponents(),r=e.getColorMixPreset();return n&amp;&amp;t&gt;=2||!!r}(s,t.numberOfComponents)}a!==t.numberOfLights&amp;&amp;(t.numberOfLights=a,e.modified()),e.invokeEvent({type:&quot;EndEvent&quot;}),0!==t.currentValidInputs.length&amp;&amp;(e.renderPieceStart(n,r),e.renderPieceDraw(n,r),e.renderPieceFinish(n,r))},e.updateBufferObjects=(t,n)=&gt;{e.getNeedToRebuildBufferObjects(t,n)&amp;&amp;e.buildBufferObjects(t,n)},e.getNeedToRebuildBufferObjects=(n,r)=&gt;t.VBOBuildTime.getMTime()&lt;e.getMTime()||t.VBOBuildTime.getMTime()&lt;r.getMTime()||t.VBOBuildTime.getMTime()&lt;r.getProperty(t.currentValidInputs[0].inputIndex)?.getMTime()||t.VBOBuildTime.getMTime()&lt;t.renderable.getMTime()||t.currentValidInputs.some((({imageData:e})=&gt;t.VBOBuildTime.getMTime()&lt;e.getMTime()))||t.scalarTextures.length!==t.currentValidInputs.length||!t.scalarTextures.every((e=&gt;!!e?.getHandle()))||!t.colorTexture?.getHandle()||!t.opacityTexture?.getHandle()||!t.labelOutlineThicknessTexture?.getHandle()||!t.jitterTexture?.getHandle(),e.buildBufferObjects=(n,r)=&gt;{if(!t.jitterTexture.getHandle()){const e=new Float32Array(1024);for(let t=0;t&lt;1024;++t)e[t]=Math.random();t.jitterTexture.setMinificationFilter(wd.NEAREST),t.jitterTexture.setMagnificationFilter(wd.NEAREST),t.jitterTexture.create2DFromRaw({width:32,height:32,numComps:1,dataType:ms.FLOAT,data:e})}const a=r.getProperties(),i=t.currentValidInputs[0],s=a[i.inputIndex],l=t.numberOfComponents,c=t.useIndependentComponents,u=c?l:1,d=[];for(let e=0;e&lt;u;++e)d.push(s.getScalarOpacity(e));const p=zf(d,c,u),f=s.getScalarOpacity(),g=t._openGLRenderWindow.getGraphicsResourceForObject(f);if(!g?.oglObject?.getHandle()||g.hash!==p){const r=Hd.newInstance();r.setOpenGLRenderWindow(t._openGLRenderWindow);let o=t.renderable.getOpacityTextureWidth();o&lt;=0&amp;&amp;(o=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const a=2*o*u,i=new Float32Array(a),l=new Float32Array(o);for(let t=0;t&lt;u;++t){const r=s.getScalarOpacity(t),a=e.getCurrentSampleDistance(n)/s.getScalarOpacityUnitDistance(t),c=r.getRange();r.getTable(c[0],c[1],o,l,1);for(let e=0;e&lt;o;++e)i[t*o*2+e]=1-(1-l[e])**a,i[t*o*2+e+o]=i[t*o*2+e]}if(r.resetFormatAndType(),r.setMinificationFilter(wd.LINEAR),r.setMagnificationFilter(wd.LINEAR),t._openGLRenderWindow.getWebgl2()||t.context.getExtension(&quot;OES_texture_float&quot;)&amp;&amp;t.context.getExtension(&quot;OES_texture_float_linear&quot;))r.create2DFromRaw({width:o,height:2*u,numComps:1,dataType:ms.FLOAT,data:i});else{const e=new Uint8ClampedArray(a);for(let t=0;t&lt;a;++t)e[t]=255*i[t];r.create2DFromRaw({width:o,height:2*u,numComps:1,dataType:ms.UNSIGNED_CHAR,data:e})}f&amp;&amp;t._openGLRenderWindow.setGraphicsResourceForObject(f,r,p),t.opacityTexture=r}else t.opacityTexture=g.oglObject;o(t._openGLRenderWindow,t._opacityTextureCore,f),t._opacityTextureCore=f;const m=[];for(let e=0;e&lt;u;++e)m.push(s.getRGBTransferFunction(e));const h=zf(m,c,u),v=s.getRGBTransferFunction(),T=t._openGLRenderWindow.getGraphicsResourceForObject(v);if(!T?.oglObject?.getHandle()||T?.hash!==h){const e=Hd.newInstance();e.setOpenGLRenderWindow(t._openGLRenderWindow);let n=t.renderable.getColorTextureWidth();n&lt;=0&amp;&amp;(n=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const r=new Uint8ClampedArray(2*n*u*3),o=new Float32Array(3*n);for(let e=0;e&lt;u;++e){const t=s.getRGBTransferFunction(e),a=t.getRange();t.getTable(a[0],a[1],n,o,1);for(let t=0;t&lt;3*n;++t)r[e*n*6+t]=255*o[t],r[e*n*6+t+3*n]=255*o[t]}e.resetFormatAndType(),e.setMinificationFilter(wd.LINEAR),e.setMagnificationFilter(wd.LINEAR),e.create2DFromRaw({width:n,height:2*u,numComps:3,dataType:ms.UNSIGNED_CHAR,data:r}),t._openGLRenderWindow.setGraphicsResourceForObject(v,e,h),t.colorTexture=e}else t.colorTexture=T.oglObject;o(t._openGLRenderWindow,t._colorTextureCore,v),t._colorTextureCore=v,t.currentValidInputs.forEach((({imageData:e,inputIndex:n},r)=&gt;{const i=a[n],s=e.getPointData().getScalars(),l=t._openGLRenderWindow.getGraphicsResourceForObject(s),c=Wf(0,s),u=!l?.oglObject?.getHandle()||l?.hash!==c,d=i.getUpdatedExtents(),p=!!d.length;if(u&amp;&amp;!p){const n=Hd.newInstance();n.setOpenGLRenderWindow(t._openGLRenderWindow);const o=e.getDimensions();n.setOglNorm16Ext(t.context.getExtension(&quot;EXT_texture_norm16&quot;)),n.resetFormatAndType(),n.create3DFilterableFromDataArray({width:o[0],height:o[1],depth:o[2],dataArray:s,preferSizeOverAccuracy:i.getPreferSizeOverAccuracy()}),t._openGLRenderWindow.setGraphicsResourceForObject(s,n,c),t.scalarTextures[r]=n}else t.scalarTextures[r]=l.oglObject;if(p){i.setUpdatedExtents([]);const n=e.getDimensions();t.scalarTextures[r].create3DFilterableFromDataArray({width:n[0],height:n[1],depth:n[2],dataArray:s,updatedExtents:d})}o(t._openGLRenderWindow,t._scalarTexturesCore[r],s),t._scalarTexturesCore[r]=s}));const x=s.getLabelOutlineThickness(),y=t._openGLRenderWindow.getGraphicsResourceForObject(x),b=x.join(&quot;-&quot;);if(!y?.oglObject?.getHandle()||y?.hash!==b){const e=Hd.newInstance();e.setOpenGLRenderWindow(t._openGLRenderWindow);let n=t.renderable.getLabelOutlineTextureWidth();n&lt;=0&amp;&amp;(n=t.context.getParameter(t.context.MAX_TEXTURE_SIZE));const r=1,o=new Uint8Array(n*r);for(let e=0;e&lt;n;++e){const t=void 0!==x[e]?x[e]:x[0];o[e]=t}e.resetFormatAndType(),e.setMinificationFilter(wd.NEAREST),e.setMagnificationFilter(wd.NEAREST),e.create2DFromRaw({width:n,height:r,numComps:1,dataType:ms.UNSIGNED_CHAR,data:o}),x&amp;&amp;t._openGLRenderWindow.setGraphicsResourceForObject(x,e,b),t.labelOutlineThicknessTexture=e}else t.labelOutlineThicknessTexture=y.oglObject;if(o(t._openGLRenderWindow,t._labelOutlineThicknessTextureCore,x),t._labelOutlineThicknessTextureCore=x,!t.tris.getCABO().getElementCount()){const e=new Float32Array(12);for(let t=0;t&lt;4;t++)e[3*t]=t%2*2-1,e[3*t+1]=t&gt;1?1:-1,e[3*t+2]=-1;const n=new Uint16Array(8);n[0]=3,n[1]=0,n[2]=1,n[3]=3,n[4]=3,n[5]=0,n[6]=3,n[7]=2;const r=Is.newInstance({numberOfComponents:3,values:e});r.setName(&quot;points&quot;);const o=Is.newInstance({numberOfComponents:1,values:n});t.tris.getCABO().createVBO(o,&quot;polys&quot;,rs.SURFACE,{points:r,cellOffset:0})}t.VBOBuildTime.modified()}}const Ag={context:null,VBOBuildTime:null,scalarTextures:[],_scalarTexturesCore:[],opacityTexture:null,_opacityTextureCore:null,colorTexture:null,_colorTextureCore:null,labelOutlineThicknessTexture:null,_labelOutlineThicknessTextureCore:null,jitterTexture:null,tris:null,framebuffer:null,copyShader:null,copyVAO:null,lastXYF:1,targetXYF:1,zBufferTexture:null,lastZBufferTexture:null,fullViewportTime:1,idxToView:null,vecISToVCMatrix:null,modelToView:null,projectionToView:null,avgWindowArea:0,avgFrameTime:0};vn(&quot;vtkVolumeMapper&quot;,Xt((function(e,t,n={}){Object.assign(t,Ag,n),pn.extend(e,t,n),qd.implementBuildShadersWithReplacements(e,t,n),t.VBOBuildTime={},Vt(t.VBOBuildTime,{mtime:0}),t.tris=Sd.newInstance(),t.jitterTexture=Hd.newInstance(),t.jitterTexture.setWrapS(Pd.REPEAT),t.jitterTexture.setWrapT(Pd.REPEAT),t.framebuffer=Gp.newInstance(),Gt(e,t,[&quot;context&quot;]),bg(e,t)}),&quot;vtkOpenGLVolumeMapper&quot;));const{vtkDebugMacro:Cg}=ln;const Sg={};vn(&quot;vtkPixelSpaceCallbackMapper&quot;,Xt((function(e,t,n={}){Object.assign(t,Sg,n),pn.extend(e,t,n),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLPixelSpaceCallbackMapper&quot;),e.opaquePass=(n,r)=&gt;{t._openGLRenderer=e.getFirstAncestorOfType(&quot;vtkOpenGLRenderer&quot;),t._openGLRenderWindow=t._openGLRenderer.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;);const o=t._openGLRenderer.getAspectRatio(),a=t._openGLRenderer?t._openGLRenderer.getRenderable().getActiveCamera():null,i=t._openGLRenderer.getTiledSizeAndOrigin();let s=null;if(t.renderable.getUseZValues()){const e=r.getZBufferTexture(),n=Math.floor(e.getWidth()),o=Math.floor(e.getHeight()),a=t._openGLRenderWindow.getContext();e.bind();const i=r.getFramebuffer();i?i.saveCurrentBindingsAndBuffers():Cg(&quot;No framebuffer to save/restore&quot;);const l=a.createFramebuffer();a.bindFramebuffer(a.FRAMEBUFFER,l),a.framebufferTexture2D(a.FRAMEBUFFER,a.COLOR_ATTACHMENT0,a.TEXTURE_2D,e.getHandle(),0),a.checkFramebufferStatus(a.FRAMEBUFFER)===a.FRAMEBUFFER_COMPLETE&amp;&amp;(s=new Uint8Array(n*o*4),a.viewport(0,0,n,o),a.readPixels(0,0,n,o,a.RGBA,a.UNSIGNED_BYTE,s)),i&amp;&amp;i.restorePreviousBindingsAndBuffers(),a.deleteFramebuffer(l)}t.renderable.invokeCallback(t.renderable.getInputData(),a,o,i,s)},e.queryPass=(e,n)=&gt;{e&amp;&amp;t.renderable.getUseZValues()&amp;&amp;n.requestDepth()}}(e,t)}),&quot;vtkOpenGLPixelSpaceCallbackMapper&quot;));var Pg=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtktextureObjectVS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n\\nattribute vec4 vertexDC;\\nattribute vec2 tcoordDC;\\nvarying vec2 tcoordVC;\\n\\nvoid main()\\n{\\n  tcoordVC = tcoordDC;\\n  gl_Position = vertexDC;\\n}\\n&quot;;const{Representation:wg}=us;function Ig(e,[t,n],r,o){const a=e.getContext(),i=Hd.newInstance({autoParameters:!1,wrapS:o,wrapT:o,minificationFilter:r,magnificationFilter:r,generateMipmap:!1,openGLDataType:a.FLOAT,baseLevel:0,maxLevel:0});return i.setOpenGLRenderWindow(e),i.setInternalFormat(a.RGBA32F),i.create2DFromRaw({width:t,height:n,numComps:4,dataType:&quot;Float32Array&quot;,data:null}),i.activate(),i.sendParameters(),i.deactivate(),i}function Og(e,t){return Ig(e,t,Hd.Filter.NEAREST,Hd.Wrap.CLAMP_TO_EDGE)}function Rg(e,t){var n,r;(t.classHierarchy.push(&quot;vtkLICPingPongBufferManager&quot;),t._openGLRenderWindow)?(t.quad=function(e){const t=Sd.newInstance();t.setOpenGLRenderWindow(e);const n=new Float32Array(12);for(let e=0;e&lt;4;e++)n[3*e]=e%2*2-1,n[3*e+1]=e&gt;1?1:-1,n[3*e+2]=0;const r=new Float32Array([0,0,1,0,0,1,1,1]),o=new Uint16Array(8);o[0]=3,o[1]=0,o[2]=1,o[3]=3,o[4]=3,o[5]=0,o[6]=3,o[7]=2;const a=Is.newInstance({numberOfComponents:3,values:n});a.setName(&quot;points&quot;);const i=Is.newInstance({numberOfComponents:1,values:o}),s=Is.newInstance({numberOfComponents:2,values:r});return t.getCABO().createVBO(i,&quot;polys&quot;,wg.SURFACE,{points:a,cellOffset:0,tcoords:s}),t}(t._openGLRenderWindow),t.context=t._openGLRenderWindow.getContext(),t.licTexture0=Og(t._openGLRenderWindow,t.size),t.seedTexture0=Og(t._openGLRenderWindow,t.size),t.licTexture1=Og(t._openGLRenderWindow,t.size),t.seedTexture1=Og(t._openGLRenderWindow,t.size),t.eeTexture=t.doEEPass?(n=t._openGLRenderWindow,r=t.size,Ig(n,r,Hd.Filter.NEAREST,Hd.Wrap.CLAMP_TO_EDGE)):null,t.imageVectorTexture=t.doVTPass?function(e,t){return Ig(e,t,Hd.Filter.LINEAR,Hd.Wrap.CLAMP_TO_EDGE)}(t._openGLRenderWindow,t.size):null,t.pingTextures[0]=t.licTexture0,t.pingTextures[1]=t.seedTexture0,t.pongTextures[0]=t.licTexture1,t.pongTextures[1]=t.seedTexture1,t.textures[0]=t.pingTextures,t.textures[1]=t.pongTextures,e.swap=()=&gt;{t.readIndex=1-t.readIndex},e.renderQuad=(e,n)=&gt;{const r=t.quad,o=t.context;let a=t.quadVAO;a||(a=yd.newInstance(),a.setOpenGLRenderWindow(t._openGLRenderWindow),t.quadVAO=a),t.previousProgramHash!==n.getMd5Hash()&amp;&amp;(a.shaderProgramChanged(),r.getCABO().bind(),a.addAttributeArray(n,r.getCABO(),&quot;vertexDC&quot;,r.getCABO().getVertexOffset(),r.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE),a.addAttributeArray(n,r.getCABO(),&quot;tcoordDC&quot;,r.getCABO().getTCoordOffset(),r.getCABO().getStride(),t.context.FLOAT,2,t.context.FALSE),t.previousProgramHash=n.getMd5Hash()),o.drawArrays(o.TRIANGLES,0,r.getCABO().getElementCount()),a.release()},e.getLastLICBuffer=()=&gt;0===t.readIndex?t.licTexture0:t.licTexture1,e.getLastSeedBuffer=()=&gt;0===t.readIndex?t.seedTexture0:t.seedTexture1,e.getLICBuffer=()=&gt;1-t.readIndex==0?t.licTexture0:t.licTexture1,e.getSeedBuffer=()=&gt;1-t.readIndex==0?t.seedTexture0:t.seedTexture1,e.getLICTextureUnit=()=&gt;{const e=t.textures[t.readIndex][0];return e.activate(),e.getTextureUnit()},e.getSeedTextureUnit=()=&gt;{const e=t.textures[t.readIndex][1];return e.activate(),e.getTextureUnit()},e.getNoiseTextureUnit=(e=0)=&gt;0===e?(t.noiseTexture.activate(),t.noiseTexture.getTextureUnit()):(t.eeTexture.activate(),t.eeTexture.getTextureUnit()),e.getVectorTextureUnit=()=&gt;(t.vectorTexture.activate(),t.vectorTexture.getTextureUnit()),e.getImageVectorTextureUnit=()=&gt;t.imageVectorTexture?(t.imageVectorTexture.activate(),t.imageVectorTexture.getTextureUnit()):e.getVectorTextureUnit(),e.getMaskVectorTextureUnit=()=&gt;t.maskVectorTexture?(t.maskVectorTexture.activate(),t.maskVectorTexture.getTextureUnit()):e.getImageVectorTextureUnit(),e.clearBuffers=(e=!1)=&gt;{const n=t.framebuffer,r=t.context;n.removeColorBuffer(0),n.removeColorBuffer(1),n.removeColorBuffer(2),n.removeColorBuffer(3),n.setColorBuffer(t.licTexture0,0),n.setColorBuffer(t.seedTexture0,1),n.setColorBuffer(t.licTexture1,2),n.setColorBuffer(t.seedTexture1,3);const o=[r.COLOR_ATTACHMENT0,r.COLOR_ATTACHMENT1,r.COLOR_ATTACHMENT2,r.COLOR_ATTACHMENT3];e&amp;&amp;(n.removeColorBuffer(4),n.setColorBuffer(t.eeTexture,4),o.push(r.COLOR_ATTACHMENT4)),r.drawBuffers(o),r.clearColor(0,1,0,0),r.disable(r.SCISSOR_TEST),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT),n.removeColorBuffer(0),n.removeColorBuffer(1),n.removeColorBuffer(2),n.removeColorBuffer(3),e&amp;&amp;n.removeColorBuffer(4),r.drawBuffers([r.NONE])},e.clearBuffer=e=&gt;{const n=t.framebuffer,r=t.context;n.removeColorBuffer(0),n.setColorBuffer(e,0),r.drawBuffers([r.COLOR_ATTACHMENT0]),r.clearColor(0,1,0,0),r.disable(r.SCISSOR_TEST),r.disable(r.BLEND),r.clear(r.COLOR_BUFFER_BIT),n.removeColorBuffer(e,0),r.drawBuffers([r.NONE])},e.activateVectorTextures=()=&gt;{t.imageVectorTexture?t.imageVectorTexture.activate():t.vectorTexture.activate(),t.maskVectorTexture&amp;&amp;t.maskVectorTexture.activate()},e.deactivateVectorTextures=()=&gt;{t.imageVectorTexture?t.imageVectorTexture.deactivate():t.vectorTexture.deactivate(),t.maskVectorTexture&amp;&amp;t.maskVectorTexture.deactivate()},e.activateNoiseTexture=(e=0)=&gt;{switch(e){case 0:t.noiseTexture.activate();break;case 1:t.eeTexture.activate();break;default:console.error(&quot;Wrong LIC pass number&quot;)}},e.deactivateNoiseTexture=(e=0)=&gt;{switch(e){case 0:t.noiseTexture.deactivate();break;case 1:t.eeTexture.deactivate();break;default:console.error(&quot;Wrong LIC pass number&quot;)}},e.attachLICBuffers=()=&gt;{const e=t.textures[t.readIndex],n=t.textures[1-t.readIndex],r=t.framebuffer,o=t.context;e[0].activate(),e[1].activate(),r.removeColorBuffer(0),r.removeColorBuffer(1),r.setColorBuffer(n[0],0),r.setColorBuffer(n[1],1),o.drawBuffers([o.COLOR_ATTACHMENT0,o.COLOR_ATTACHMENT1])},e.detachLICBuffers=()=&gt;{const e=t.textures[t.readIndex],n=t.context,r=t.framebuffer;e[0].deactivate(),e[1].deactivate(),r.removeColorBuffer(0),r.removeColorBuffer(1),n.drawBuffers([n.NONE])},e.attachImageVectorBuffer=()=&gt;{const e=t.framebuffer,n=t.context;t.vectorTexture.activate(),e.removeColorBuffer(0),e.setColorBuffer(t.imageVectorTexture,0),n.drawBuffers([n.COLOR_ATTACHMENT0])},e.detachImageVectorBuffer=()=&gt;{const e=t.context,n=t.framebuffer;t.vectorTexture.deactivate(),n.removeColorBuffer(0),e.drawBuffers([e.NONE])},e.attachEEBuffer=()=&gt;{t.textures[t.readIndex][0].activate(),t.framebuffer.removeColorBuffer(0),t.framebuffer.setColorBuffer(t.eeTexture,0);const e=t.context;e.drawBuffers([e.COLOR_ATTACHMENT0])},e.detachEEBuffer=()=&gt;{const e=t.context;t.framebuffer.removeColorBuffer(0),e.drawBuffers([e.NONE]);t.textures[t.readIndex][0].deactivate()},e.detachBuffers=()=&gt;{const e=t.context,n=t.framebuffer;n.removeColorBuffer(0),n.removeColorBuffer(1),e.drawBuffers([e.NONE]);const r=t.textures[t.readIndex],o=t.textures[1-t.readIndex];r[0]&amp;&amp;r[0].deactivate(),r[1]&amp;&amp;r[1].deactivate(),o[0]&amp;&amp;o[0].deactivate(),o[1]&amp;&amp;o[1].deactivate(),t.eeTexture&amp;&amp;t.eeTexture.deactivate(),t.noiseTexture&amp;&amp;t.noiseTexture.deactivate()},e.getWriteIndex=()=&gt;1-t.readIndex,e.detachBuffers()):console.error(&quot;Pass renderwindow to ping pong manager&quot;)}const Mg={vectorTexture:null,maskVectorTexture:null,noiseTexture:null,doEEPass:!1,doVTPass:!1,readIndex:0,quad:null,lastProgramHash:null,framebuffer:null,size:null,pingTextures:[],pongTextures:[],textures:[]};function Dg(e,t,n={}){Object.assign(t,Mg,n),sn.obj(e,t),sn.get(e,t,[&quot;readIndex&quot;]),sn.setGet(e,t,[&quot;doEEPass&quot;,&quot;doVTPass&quot;,&quot;_openGLRenderWindow&quot;,&quot;vectorTexture&quot;,&quot;maskVectorTexture&quot;,&quot;noiseTexture&quot;,&quot;framebuffer&quot;,&quot;size&quot;]),sn.moveToProtected(e,t,[&quot;openGLRenderWindow&quot;]),Rg(e,t)}var Eg={newInstance:sn.newInstance(Dg,&quot;vtkLICPingPongBufferManager&quot;),extend:Dg};const Vg=0,Lg=1,Bg=2,Fg=3,Ng=1;const kg={shadersNeedBuild:!0,stepSize:1,numberOfSteps:10,enhancedLIC:!0,enhanceContrast:!1,lowContrastEnhancementFactor:0,highContrastEnhancementFactor:0,antiAlias:0,componentIds:[0,1],normalizeVectors:!0,maskThreshold:0,transformVectors:!0,bufs:null,isComposite:!0};function Gg(e,t,n={}){Object.assign(t,kg,n),sn.obj(e,t),sn.setGet(e,t,[&quot;context&quot;,&quot;_openGLRenderWindow&quot;,&quot;nuberOfSteps&quot;,&quot;stepSize&quot;,&quot;normalizeVectors&quot;,&quot;maskThreshold&quot;,&quot;enhancedLIC&quot;,&quot;enhanceContrast&quot;,&quot;lowLICContrastEnhancementFactor&quot;,&quot;highLICContrastEnhancementFactor&quot;,&quot;antiAlias&quot;,&quot;componentIds&quot;,&quot;isComposite&quot;]),sn.moveToProtected(e,t,[&quot;openGLRenderWindow&quot;]),function(e,t){function n(e,t){e.setUniformi(&quot;texLIC&quot;,t.getLICTextureUnit()),e.setUniformi(&quot;texSeedPts&quot;,t.getSeedTextureUnit())}function r(e,t,n){e.attachLICBuffers(),e.renderQuad(t,n),e.detachLICBuffers(),e.swap()}t.classHierarchy.push(&quot;vtkLineIntegralConvolution2D&quot;),e.buildAShader=e=&gt;t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(Pg,e,&quot;&quot;),e.dumpTextureValues=(e,[n,r],o=t.context,a=t._openGLRenderWindow,i=4)=&gt;{const s=Gp.newInstance(),l=o;let c=null;return s.setOpenGLRenderWindow(a),s.saveCurrentBindingsAndBuffers(),s.create(n,r),s.populateFramebuffer(),s.setColorBuffer(e),c=new Float32Array(n*r*i),l.readPixels(0,0,n,r,4===i?l.RGBA:l.RGB,l.FLOAT,c),s.restorePreviousBindingsAndBuffers(),c},e.getTextureMinMax=(n,r,o=t.context,a=t._openGLRenderWindow)=&gt;{const i=e.dumpTextureValues(n,r,o,a,4);let s=Number.MAX_VALUE,l=Number.MIN_VALUE;for(let e=0;e&lt;i.length;e+=4)if(0===i[e+1]){const t=i[e];t&lt;s&amp;&amp;(s=t),t&gt;l&amp;&amp;(l=t)}return{min:s,max:l}},e.getComponentSelectionProgram=e=&gt;{const t=&quot;xyzw&quot;;return`.${t[e[0]]}${t[e[1]]}`},e.buildShaders=()=&gt;{t.LIC0ShaderProgram=e.buildAShader(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkLineIntegralConvolution2D_LIC0.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n/**\\nThis shader initializes the convolution for the LIC computation.\\n*/\\n\\n// the output of this shader\\nlayout(location = 0) out vec4 LICOutput;\\nlayout(location = 1) out vec4 SeedOutput;\\n\\nuniform sampler2D texMaskVectors;\\nuniform sampler2D texNoise;\\nuniform sampler2D texLIC;\\n\\nuniform int   uStepNo;         // in step 0 initialize lic and seeds, else just seeds\\nuniform int   uPassNo;         // in pass 1 hpf of pass 0 is convolved.\\nuniform float uMaskThreshold;  // if |V| &lt; uMaskThreshold render transparent\\nuniform vec2  uNoiseBoundsPt1; // tc of upper right pt of noise texture\\n\\nin vec2 tcoordVC;\\n\\n// convert from vector coordinate space to noise coordinate space.\\n// the noise texture is tiled across the *whole* domain\\nvec2 VectorTCToNoiseTC(vec2 vectc)\\n{\\n  return vectc/uNoiseBoundsPt1;\\n}\\n\\n// get the texture coordidnate to lookup noise value. this\\n// depends on the pass number.\\nvec2 getNoiseTC(vec2 vectc)\\n{\\n  // in pass 1 : convert from vector tc to noise tc\\n  // in pass 2 : use vector tc\\n  if (uPassNo == 0)\\n    {\\n    return VectorTCToNoiseTC(vectc);\\n    }\\n  else\\n    {\\n    return vectc;\\n    }\\n}\\n\\n// look up noise value at the given location. The location\\n// is supplied in vector texture coordinates, hence the\\n// need to convert to noise texture coordinates.\\nfloat getNoise(vec2 vectc)\\n{\\n  return texture2D(texNoise, getNoiseTC(vectc)).r;\\n}\\n\\nvoid main(void)\\n{\\n  vec2 vectc = tcoordVC.st;\\n\\n  // lic =&gt; (convolution, mask, 0, step count)\\n  if (uStepNo == 0)\\n    {\\n    float maskCriteria = length(texture2D(texMaskVectors, vectc).xyz);\\n    float maskFlag;\\n    if (maskCriteria &lt;= uMaskThreshold)\\n      {\\n      maskFlag = 1.0;\\n      }\\n    else\\n      {\\n      maskFlag = 0.0;\\n      }\\n    float noise = getNoise(vectc);\\n    LICOutput = vec4(noise, maskFlag, 0.0, 1.0);\\n    }\\n  else\\n    {\\n    LICOutput = texture2D(texLIC, vectc);\\n    }\\n\\n  // initial seed\\n  SeedOutput = vec4(vectc, 0.0, 1.0);\\n}\\n&quot;);const n=vd.substitute(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkLineIntegralConvolution2D_VT.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// move vector field to normalized image space\\n// pre-processing for vtkLineIntegralConvolution2D\\n\\n// the output of this shader\\n//VTK::Output::Dec\\n\\n// Fragment shader used by the gaussian blur filter render pass.\\n\\nuniform sampler2D texVectors; // input texture\\nuniform vec2      uTexSize;   // size of texture\\n\\nin vec2 tcoordVC;\\n\\nvoid main(void)\\n{\\n  //VTK::LICComponentSelection::Impl\\n  V = V/uTexSize;\\n  gl_FragData[0] = vec4(V, 0.0, 1.0);\\n}\\n&quot;,&quot;//VTK::LICComponentSelection::Impl&quot;,`vec2 V = texture2D(texVectors, tcoordVC.st)${e.getComponentSelectionProgram(t.componentIds)};`).result;t.VTProgram=e.buildAShader(n);const r=vd.substitute(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkLineIntegralConvolution2D_fs1.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// the output of this shader\\nlayout(location = 0) out vec4 LICOutput;\\nlayout(location = 1) out vec4 SeedOutput;\\n\\nuniform sampler2D  texVectors;\\nuniform sampler2D  texNoise;\\nuniform sampler2D  texLIC;\\nuniform sampler2D  texSeedPts;\\n\\nuniform int   uPassNo;          // in pass 1 hpf of pass 0 is convolved.\\nuniform float uStepSize;        // step size in parametric space\\n\\nuniform vec2  uNoiseBoundsPt1;  // tc of upper right pt of noise texture\\n\\nin vec2 tcoordVC;\\n\\n//VTK::LICVectorLookup::Impl\\n\\n// We need to do this manually since CLAMP_TO_BORDER and and borderColor\\n// are very poorly supported in webgl\\nvec2 clampToBorder(vec2 uv){\\n  if(uv.x &lt; 0.0 || uv.x &gt; 1.0 || uv.y &lt; 0.0 || uv.y &gt; 1.0)\\n  {\\n    return vec2(0.0, 0.0);\\n  }\\n  return getVector(uv);\\n}\\n\\n// convert from vector coordinate space to noise coordinate space.\\n// the noise texture is tiled across the whole domain\\nvec2 VectorTCToNoiseTC(vec2 vectc)\\n{\\n  return vectc/uNoiseBoundsPt1;\\n}\\n\\n// get the texture coordidnate to lookup noise value.\\n// in pass 1 repeatedly tile the noise texture across\\n// the computational domain.\\nvec2 getNoiseTC(vec2 tc)\\n{\\n  if (uPassNo == 0)\\n    {\\n    return VectorTCToNoiseTC(tc);\\n    }\\n  else\\n    {\\n    return tc;\\n    }\\n}\\n\\n// look up noise value at the given location. The location\\n// is supplied in vector texture coordinates, hence the need\\n// to convert to either noise or lic texture coordinates in\\n// pass 1 and 2 respectively.\\nfloat getNoise(vec2 vectc)\\n{\\n  return texture2D(texNoise, getNoiseTC(vectc)).r;\\n}\\n\\n// fourth-order Runge-Kutta streamline integration\\n// no bounds checks are made, therefore it&#x27;s essential\\n// to have the entire texture initialized to 0\\n// and set clamp to border and have border color 0\\n// an integer is set if the step was taken, keeping\\n// an accurate step count is necessary to prevent\\n// boundary artifacts. Don&#x27;t count the step if\\n// all vector lookups are identically 0. This is\\n// a proxy for \\&quot;stepped outside valid domain\\&quot;\\nvec2 rk4(vec2 pt0, float dt, out bool count)\\n{\\n  count=true;\\n  float dtHalf = dt * 0.5;\\n  vec2 pt1;\\n\\n  vec2 v0 = clampToBorder(pt0);\\n  pt1 = pt0 + v0 * dtHalf;\\n\\n  vec2 v1 = clampToBorder(pt1);\\n  pt1 = pt0 + v1 * dtHalf;\\n\\n  vec2 v2 = clampToBorder(pt1);\\n  pt1 = pt0 + v2 * dt;\\n\\n  vec2 v3 = clampToBorder(pt1);\\n  vec2 vSum = v0 + v1 + v1 + v2 + v2 + v3;\\n\\n  if (vSum == vec2(0.0, 0.0))\\n    {\\n      count = false;\\n    }\\n\\n  pt1 = pt0 + (vSum) * (dt * (1.0/6.0));\\n\\n return pt1;\\n}\\n\\nvoid main(void)\\n{\\n  vec2 lictc = tcoordVC.st;\\n  vec4 lic = texture2D(texLIC, lictc);\\n  vec2 pt0 = texture2D(texSeedPts, lictc).st;\\n\\n  bool count;\\n  vec2 pt1 = rk4(pt0, uStepSize, count);\\n\\n  if (count)\\n    {\\n    // accumulate lic step\\n    // (lic, mask, 0, step count)\\n    float noise = getNoise(pt1);\\n    LICOutput = vec4(lic.r + noise, lic.g, 0.0, lic.a + 1.0);\\n    SeedOutput = vec4(pt1, 0.0, 1.0);\\n    }\\n  else\\n    {\\n    // keep existing values\\n    LICOutput = lic;\\n    SeedOutput = vec4(pt0, 0.0, 1.0);\\n    }\\n}\\n&quot;,&quot;//VTK::LICVectorLookup::Impl&quot;,function(e=!0){return e?&quot;\\n    vec2 getVector( vec2 vectc )\\n\\n      {\\n\\n      vec2 V = texture2D( texVectors, vectc ).xy;\\n\\n      // normalize if |V| not 0\\n\\n      float lenV = length( V );\\n\\n      if ( lenV &gt; 1.0e-8 )\\n\\n        {\\n\\n        return V/lenV;\\n\\n        }\\n\\n      else\\n\\n        {\\n\\n        return vec2( 0.0, 0.0 );\\n\\n        }\\n\\n      }\\n\\n    &quot;:&quot;\\n    vec2 getVector( vec2 vectc )\\n\\n      {\\n\\n      return texture2D( texVectors, vectc ).xy;\\n\\n      }\\n\\n    &quot;}(t.normalizeVectors),!0).result;t.LICIShaderProgram=e.buildAShader(r),t.LICNShaderProgram=e.buildAShader(&quot; //VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkLineIntegralConvolution2D_LICN.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// the output of this shader\\nlayout(location = 0) out vec4 LICOutput;\\nlayout(location = 1) out vec4 SeedOutput;\\n\\n/**\\nThis shader finalizes the convolution for the LIC computation\\napplying the normalization. eg. if box kernel is used the this\\nis the number of steps taken.\\n*/\\n\\nuniform sampler2D texLIC;\\n\\nin vec2 tcoordVC;\\n\\nvoid main(void)\\n{\\n  vec4 conv = texture2D(texLIC, tcoordVC.st);\\n  conv.r = conv.r/conv.a;\\n  // lic =&gt; (convolution, mask, 0, 1)\\n  LICOutput = vec4(conv.rg , 0.0, 1.0);\\n  SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\\n}\\n&quot;),t.CEProgram=e.buildAShader(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkLineIntegralConvolution2D_CE.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// gray scale contrast enhance stage implemented via histogram stretching\\n// if the min and max are tweaked it can generate out-of-range values\\n// these will be clamped in 0 to 1\\n\\n// the output of this shader\\nlayout(location = 0) out vec4 LICOutput;\\nlayout(location = 1) out vec4 SeedOutput;\\n\\n\\nuniform sampler2D texLIC;  // most recent lic pass\\nuniform float uMin;        // min gray scale color value\\nuniform float uMaxMinDiff; // max-min\\n\\nin vec2 tcoordVC;\\n\\nvoid main( void )\\n{\\n  vec4 lic = texture2D(texLIC, tcoordVC.st);\\n  if (lic.g!=0.0)\\n    {\\n    LICOutput = lic;\\n    }\\n  else\\n    {\\n    float CElic = clamp((lic.r - uMin)/uMaxMinDiff, 0.0, 1.0);\\n    LICOutput = vec4(CElic, lic.gb, 1.0);\\n    }\\n    SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\\n}\\n&quot;),t.EEProgram=e.buildAShader(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkLineIntegralConvolution2D_fs2.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// high-pass filter stage employed by vtkLineIntegralConvolution2D\\n// between LIC pass 1 and LIC pass 2. filtered LIC pass 1, becomes\\n// noise for pass2.\\n\\n// the output of this shader\\nlayout(location = 0) out vec4 EEOutput;\\n\\nuniform sampler2D texLIC; // most recent lic pass\\nuniform float     uDx;    // fragment size\\nuniform float     uDy;    // fragment size\\n\\nin vec2 tcoordVC;\\n\\n// kernel for simple laplace edge enhancement.\\n// p=Laplace(p)+p\\nfloat K[9] = float[9](\\n  -1.0, -1.0, -1.0,\\n  -1.0,  9.0, -1.0,\\n  -1.0, -1.0, -1.0\\n  );\\n\\n// determine if the fragment was masked\\nbool Masked(float val) { return val != 0.0; }\\n\\nvoid main(void)\\n{\\n  // tex coord neighbor offsets\\n  vec2 fragDx[9] = vec2[9](\\n    vec2(-uDx, uDy), vec2(0.0, uDy), vec2(uDx, uDy),\\n    vec2(-uDx, 0.0), vec2(0.0, 0.0), vec2(uDx, 0.0),\\n    vec2(-uDx,-uDy), vec2(0.0,-uDy), vec2(uDx,-uDy)\\n    );\\n\\n  vec2 lictc = tcoordVC.st;\\n\\n  // compute the convolution but don&#x27;t use convovled values if\\n  // any masked fragments on the stencil. Fragments outside\\n  // the valid domain are masked during initialization, and\\n  // texture wrap parameters are clamp to border with border\\n  // color that contains masked flag\\n  float conv = 0.0;\\n  bool dontUse = false;\\n  for (int i=0; i&lt;9; ++i)\\n    {\\n    vec2 tc = lictc + fragDx[i];\\n    vec4 lic = texture2D(texLIC, tc);\\n    dontUse = dontUse || Masked(lic.g);\\n    conv = conv + K[i] * lic.r;\\n    }\\n\\n  if (dontUse)\\n    {\\n    EEOutput = vec4(texture2D(texLIC, lictc).rg, 0.0, 1.0);\\n    }\\n  else\\n    {\\n    conv = clamp(conv, 0.0, 1.0);\\n    EEOutput = vec4(conv,texture2D(texLIC, lictc).g, 0.0, 1.0);\\n    }\\n\\n}\\n&quot;),t.AAHProgram=e.buildAShader(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkLineIntegralConvolution2D_AAH.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// Anti-alias stage in vtkLineIntegralConvolution2D\\n// horizontal pass of a Gaussian convolution\\n\\n// the output of this shader\\nlayout(location = 0) out vec4 LICOutput;\\nlayout(location = 1) out vec4 SeedOutput;\\n\\nuniform sampler2D texLIC; // input texture\\nuniform float     uDx;    // fragment size\\n\\nin vec2 tcoordVC;\\n\\n// factored 3x3 Gaussian kernel\\n// K^T*K = G\\nfloat K[3] = float[3](0.141421356, 0.707106781, 0.141421356);\\n\\n// determine if the fragment was masked\\nbool Masked(float val){ return val != 0.0; }\\n\\nvoid main(void)\\n{\\n// neighbor offsets\\nvec2 fragDx[3] = vec2[3](vec2(-uDx,0.0), vec2(0.0,0.0), vec2(uDx,0.0));\\n\\n  vec2 lictc = tcoordVC.st;\\n  vec4 lic[3];\\n  bool dontUse = false;\\n  float conv = 0.0;\\n  for (int i=0; i&lt;3; ++i)\\n    {\\n    vec2 tc = lictc + fragDx[i];\\n    lic[i] = texture2D(texLIC, tc);\\n    dontUse = dontUse || Masked(lic[i].g);\\n    conv = conv + K[i] * lic[i].r;\\n    }\\n  // output is (conv, mask, skip, 1)\\n  if (dontUse)\\n    {\\n    LICOutput = vec4(lic[1].rg, 1.0, 1.0);\\n    }\\n  else\\n    {\\n    LICOutput = vec4(conv, lic[1].gb, 1.0);\\n    }\\n  SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\\n}\\n&quot;),t.AAVProgram=e.buildAShader(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkLineIntegralConvolution2D_AAV.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// Anti-alias stage in vtkLineIntegralConvolution2D\\n// vertical pass of a Gaussian convolution\\n\\n// the output of this shader\\nlayout(location = 0) out vec4 LICOutput;\\nlayout(location = 1) out vec4 SeedOutput;\\n\\nuniform sampler2D texLIC; // input texture\\nuniform float     uDy;    // fragment size\\n\\nin vec2 tcoordVC;\\n\\n\\n// factored 3x3 Gaussian kernel\\n// K^T*K = G\\nfloat K[3] = float[3](0.141421356, 0.707106781, 0.141421356);\\n\\n// determine if the fragment was masked\\nbool Masked(float val){ return val != 0.0; }\\n\\nvoid main(void)\\n{\\n// neighbor offsets\\nvec2 fragDy[3] = vec2[3](vec2(0.0,-uDy), vec2(0.0,0.0), vec2(0.0,uDy));\\n\\n\\n  vec2 lictc = tcoordVC.st;\\n  vec4 lic[3];\\n  bool dontUse = false;\\n  float conv = 0.0;\\n  for (int i=0; i&lt;3; ++i)\\n    {\\n    vec2 tc = lictc + fragDy[i];\\n    lic[i] = texture2D(texLIC, tc);\\n    dontUse = dontUse || Masked(lic[i].g);\\n    conv = conv + K[i] * lic[i].r;\\n    }\\n  // output is (conv, mask, skip, 1)\\n  if (dontUse)\\n    {\\n    LICOutput = vec4(lic[1].rg, 1.0, 1.0);\\n    }\\n  else\\n    {\\n    LICOutput = vec4(conv, lic[1].gb, 1.0);\\n    }\\n  SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\\n}\\n&quot;)},e.executeLIC=(o,a,i,s,l,c)=&gt;{if(t._openGLRenderWindow=l,t.context=l.getContext(),Object.assign(t,c),o[0]&lt;=0||o[1]&lt;=0)return null;const u=[1/o[0],1/o[1]];let d=t.stepSize*Math.sqrt(u[0]*u[0]+u[1]*u[1]);d&lt;=0&amp;&amp;(d=1e-10);const p=t.context;let f=t.framebuffer;const g=f?.getSize();f&amp;&amp;g&amp;&amp;o[0]===g&amp;&amp;o[1]===g||(f=Gp.newInstance(),f.setOpenGLRenderWindow(t._openGLRenderWindow),f.saveCurrentBindingsAndBuffers(),f.create(...o),f.populateFramebuffer(),f.restorePreviousBindingsAndBuffers(),t.framebuffer=f),f.saveCurrentBindingsAndBuffers(),f.bind(),p.viewport(0,0,...o),p.scissor(0,0,...o),t.shadersNeedBuild&amp;&amp;(e.buildShaders(),t.shadersNeedBuild=!1),t.bufs?(t.bufs.setVectorTexture(a),t.bufs.setMaskVectorTexture(i),t.bufs.setNoiseTexture(s)):t.bufs=Eg.newInstance({openGLRenderWindow:l,doEEPass:t.enhancedLIC,doVTPass:t.transformVectors,vectorTexture:a,maskVectorTexture:i,noiseTexture:s,framebuffer:f,size:o});const m=[(s.getWidth()+1)/o[0],(s.getHeight()+1)/o[1]],h=1/o[0],v=1/o[1],T=t._openGLRenderWindow.getShaderCache();if(t.transformVectors){const e=t.VTProgram;T.readyShaderProgram(e),t.bufs.attachImageVectorBuffer(),e.setUniform2f(&quot;uTexSize&quot;,...o),e.setUniformi(&quot;texVectors&quot;,t.bufs.getVectorTextureUnit()),p.clearColor(0,0,0,0),p.clear(p.COLOR_BUFFER_BIT),t.bufs.renderQuad(o,e),t.bufs.detachImageVectorBuffer()}t.bufs.clearBuffers(t.enhancedLIC),t.bufs.activateVectorTextures(),t.bufs.activateNoiseTexture(0);const{LIC0ShaderProgram:x}=t;T.readyShaderProgram(x),x.setUniformi(&quot;uStepNo&quot;,0),x.setUniformi(&quot;uPassNo&quot;,0),x.setUniformf(&quot;uMaskThreshold&quot;,t.maskThreshold),x.setUniform2f(&quot;uNoiseBoundsPt1&quot;,...m),x.setUniformi(&quot;texMaskVectors&quot;,t.bufs.getMaskVectorTextureUnit()),x.setUniformi(&quot;texLIC&quot;,t.bufs.getLICTextureUnit()),x.setUniformi(&quot;texNoise&quot;,t.bufs.getNoiseTextureUnit(0)),r(t.bufs,o,x);const{LICIShaderProgram:y}=t;T.readyShaderProgram(y),y.setUniformi(&quot;uPassNo&quot;,0),y.setUniformf(&quot;uStepSize&quot;,-d),y.setUniform2f(&quot;uNoiseBoundsPt1&quot;,...m),y.setUniformi(&quot;texVectors&quot;,t.bufs.getImageVectorTextureUnit()),y.setUniformi(&quot;texNoise&quot;,t.bufs.getNoiseTextureUnit(0));for(let e=0;e&lt;t.numberOfSteps;++e)n(y,t.bufs),r(t.bufs,o,y);T.readyShaderProgram(x),x.setUniformi(&quot;uStepNo&quot;,1),n(x,t.bufs),r(t.bufs,o,x),T.readyShaderProgram(y),y.setUniformf(&quot;uStepSize&quot;,d);for(let e=0;e&lt;t.numberOfSteps;++e)n(y,t.bufs),r(t.bufs,o,y);t.bufs.deactivateNoiseTexture(0),t.bufs.deactivateVectorTextures();const{LICNShaderProgram:b}=t;if(T.readyShaderProgram(b),b.setUniformi(&quot;texLIC&quot;,t.bufs.getLICTextureUnit()),r(t.bufs,o,b),t.enhancedLIC){t.enhanceContrast!==Lg&amp;&amp;t.enhanceContrast!==Fg||e.contrastEnhance(!1,o),t.bufs.attachEEBuffer();const{EEProgram:a}=t;T.readyShaderProgram(a),a.setUniformi(&quot;texLIC&quot;,t.bufs.getLICTextureUnit()),a.setUniformf(&quot;uDx&quot;,h),a.setUniformf(&quot;uDy&quot;,v),t.bufs.renderQuad(o,a),t.bufs.detachEEBuffer(),t.bufs.detachBuffers(),t.bufs.clearBuffers(!1),t.bufs.activateVectorTextures(),t.bufs.activateNoiseTexture(1),T.readyShaderProgram(x),x.setUniformi(&quot;uStepNo&quot;,0),x.setUniformi(&quot;uPassNo&quot;,1),n(x,t.bufs),x.setUniformi(&quot;texNoise&quot;,t.bufs.getNoiseTextureUnit(1)),r(t.bufs,o,x),T.readyShaderProgram(y),y.setUniformi(&quot;uPassNo&quot;,1),y.setUniformf(&quot;uStepSize&quot;,-d),y.setUniformi(&quot;texNoise&quot;,t.bufs.getNoiseTextureUnit(1));const i=t.numberOfSteps/2;for(let e=0;e&lt;i;++e)n(y,t.bufs),r(t.bufs,o,y);T.readyShaderProgram(x),x.setUniformi(&quot;uStepNo&quot;,1),n(x,t.bufs),r(t.bufs,o,x),T.readyShaderProgram(y),y.setUniformf(&quot;uStepSize&quot;,d);for(let e=0;e&lt;i;++e)n(y,t.bufs),r(t.bufs,o,y);t.bufs.deactivateNoiseTexture(1),t.bufs.deactivateVectorTextures(),T.readyShaderProgram(b),b.setUniformi(&quot;texLIC&quot;,t.bufs.getLICTextureUnit()),b.setUniformi(&quot;texSeedPts&quot;,t.bufs.getSeedTextureUnit()),r(t.bufs,o,b)}if(t.antiAlias){const e=t.AAHProgram;T.readyShaderProgram(e),e.setUniformi(&quot;texLIC&quot;,t.bufs.getLICTextureUnit()),e.setUniformf(&quot;uDx&quot;,h);const a=t.AAVProgram;T.readyShaderProgram(a),a.setUniformi(&quot;texLIC&quot;,t.bufs.getLICTextureUnit()),a.setUniformf(&quot;uDy&quot;,v);for(let i=0;i&lt;t.antiAlias;++i)T.readyShaderProgram(e),n(e,t.bufs),r(t.bufs,o,e),T.readyShaderProgram(a),n(a,t.bufs),r(t.bufs,o,a)}return t.enhanceContrast!==Lg&amp;&amp;t.enhanceContrast!==Fg||e.contrastEnhance(!0,o),t.bufs.detachBuffers(),f.restorePreviousBindingsAndBuffers(),t.bufs.getLastLICBuffer()},e.contrastEnhance=(n,o)=&gt;{const a=t._openGLRenderWindow.getShaderCache();let{min:i,max:s}=e.getTextureMinMax(t.bufs.getLastLICBuffer(),o,t.context,t._openGLRenderWindow);(s&lt;=i||s&gt;1||i&lt;0)&amp;&amp;(console.error(&quot;Invalid color range: &quot;,i,s),i=0,s=1);let l=s-i;n&amp;&amp;(i+=l*t.lowLICContrastEnhancementFactor,s-=l*t.highLICContrastEnhancementFactor,l=s-i);const{CEProgram:c}=t;a.readyShaderProgram(c),c.setUniformi(&quot;texLIC&quot;,t.bufs.getLICTextureUnit()),c.setUniformf(&quot;uMin&quot;,i),c.setUniformf(&quot;uMaxMinDiff&quot;,l),r(t.bufs,o,c)}}(e,t)}var Ug={newInstance:sn.newInstance(Gg,&quot;vtkLineIntegralConvolution2D&quot;),extend:Gg};const _g={enableLIC:!1,nuberOfSteps:40,stepSize:.25,transformVectors:!0,normalizeVectors:!0,maskOnSurface:!1,maskThreshold:0,maskColor:[0,0,0],maskIntensity:0,enhancedLIC:!0,enhanceContrast:Vg,lowLICContrastEnhancementFactor:0,highLICContrastEnhancementFactor:0,lowColorContrastEnhancementFactor:0,highColorContrastEnhancementFactor:0,antiAlias:0,colorMode:0,LICIntensity:1,mapModeBias:0,noiseTextureSize:200,noiseTextureType:Ng,noiseGrainSize:8,noiseImpulseProbability:.1,noiseImpulseBackgroundValue:0,noiseGeneratorSeed:0,minNoiseValue:0,maxNoiseValue:1,numberOfNoiseLevels:2,shadersNeedBuilding:!0,reallocateTextures:!0,rebuildNoiseTexture:!1,viewPortScale:1};function Kg(e,t,n={}){Object.assign(t,_g,n),sn.obj(e,t),sn.setGet(e,t,[&quot;enableLIC&quot;,&quot;numberOfSteps&quot;,&quot;stepSize&quot;,&quot;normalizeVectors&quot;,&quot;transformVectors&quot;,&quot;maskOnSurface&quot;,&quot;maskThreshold&quot;,&quot;maskColor&quot;,&quot;maskIntensity&quot;,&quot;enhancedLIC&quot;,&quot;enhanceContrast&quot;,&quot;lowLICContrastEnhancementFactor&quot;,&quot;highLICContrastEnhancementFactor&quot;,&quot;lowColorContrastEnhancementFactor&quot;,&quot;highColorContrastEnhancementFactor&quot;,&quot;antiAlias&quot;,&quot;colorMode&quot;,&quot;LICIntensity&quot;,&quot;mapModeBias&quot;,&quot;noiseTextureSize&quot;,&quot;noiseTextureType&quot;,&quot;noiseGrainSize&quot;,&quot;minNoiseValue&quot;,&quot;maxNoiseValue&quot;,&quot;numberOfNoiseLevels&quot;,&quot;noiseImpulseProbability&quot;,&quot;noiseImpulseBackgroundValue&quot;,&quot;noiseGeneratorSeed&quot;,&quot;viewPortScale&quot;,&quot;rebuildNoiseTexture&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkSurfaceLICInterface&quot;)}(0,t)}var zg={newInstance:sn.newInstance(Kg,&quot;vtkSurfaceLICInterface&quot;),extend:Kg};const{Representation:Wg}=us;function Hg(e,t){t.classHierarchy.push(&quot;vtkOpenGLSurfaceLICInterface&quot;),e.renderQuad=(e,n)=&gt;{const r=t.licQuad,o=t.context;let a=t.licQuadVAO;a||(a=yd.newInstance(),a.setOpenGLRenderWindow(t._openGLRenderWindow),t.licQuadVAO=a),t.previousProgramHash!==n.getMd5Hash()&amp;&amp;(a.shaderProgramChanged(),r.getCABO().bind(),a.addAttributeArray(n,r.getCABO(),&quot;vertexDC&quot;,r.getCABO().getVertexOffset(),r.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE),a.addAttributeArray(n,r.getCABO(),&quot;tcoordDC&quot;,r.getCABO().getTCoordOffset(),r.getCABO().getStride(),t.context.FLOAT,2,t.context.FALSE),t.previousProgramHash=n.getMd5Hash()),o.drawArrays(o.TRIANGLES,0,r.getCABO().getElementCount()),a.release()},e.generateNoiseTexture=e=&gt;{if(!t.noiseTexture||t.licInterface.getRebuildNoiseTexture()){t.licInterface.setRebuildNoiseTexture(!1),t.noiseTexture&amp;&amp;t.noiseTexture.releaseGraphicsResources(),mo(t.noiseGeneratorSeed,{global:!0});let n=[];const{noiseTextureType:r,noiseGrainSize:o,numberOfNoiseLevels:a,noiseImpulseProbability:i,noiseImpulseBackgroundValue:s,minNoiseValue:l,maxNoiseValue:c}=t.licInterface.get(&quot;noiseTextureType&quot;,&quot;noiseGrainSize&quot;,&quot;numberOfNoiseLevels&quot;,&quot;noiseImpulseProbability&quot;,&quot;noiseImpulseBackgroundValue&quot;,&quot;minNoiseValue&quot;,&quot;maxNoiseValue&quot;);if(r===Ng)n=function(e,t,n,r,o,a){const i=Math.max(0,Math.min(1,n)),s=Float32Array.from({length:e*e},(()=&gt;{let e=0;if(1===i||Math.random()&gt;1-i)for(let t=0;t&lt;2048;++t)e+=Math.random();return e}));let l=0,c=2049;s.forEach((e=&gt;{c=1===i?e&lt;c?e:c:e&lt;c&amp;&amp;e&gt;0?e:c,l=e&gt;l?e:l}));let u=l-c;0===u&amp;&amp;(c=0,u=0===l?1:l);const d=t-1,p=0!==d?1/d:0,f=a-o;return s.map((e=&gt;{const n=e&lt;c?e:(e-c)/u,i=Math.floor(n*t);return e&gt;=c?1===t?a:o+(i&gt;d?d:i)*p*f:r}))}(Math.floor(e/o),a,i,s,l,c);else n=function([e,t],n,r,o){const a=o-r;return Float32Array.from({length:e*t},(()=&gt;{let e=Math.random();return e=Math.floor(e*n)/n,e=e*a+r,e&gt;1?1:e&lt;0?0:e}))}([Math.ceil(e/o),Math.ceil(e/o)],a,l,c);const u=1/o,d=Float32Array.from({length:e*e*4},((t,r)=&gt;{const a=r/4;if(r%4==0){const t=Math.floor(a%e*u),r=Math.floor(a/e*u);return n[r*(e/o)+t]}return r%4==1||r%4==3?1:0})),p=Hd.newInstance({wrapS:Hd.Wrap.REPEAT,wrapT:Hd.Wrap.REPEAT,minificationFilter:Hd.Filter.NEAREST,magnificationFilter:Hd.Filter.NEAREST,generateMipMap:!1,openGLDataType:t.context.FLOAT,baseLevel:0,maxLevel:0,autoParameters:!1});p.setOpenGLRenderWindow(t._openGLRenderWindow),p.create2DFromRaw({width:e,height:e,numComps:4,dataType:&quot;Float32Array&quot;,data:d}),p.activate(),p.sendParameters(),p.deactivate(),t.noiseTexture=p}},e.buildAShader=e=&gt;t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(Pg,e,&quot;&quot;),e.allocateTextures=()=&gt;{const n=Hd.Filter.NEAREST,r=Hd.Filter.LINEAR,o=t._openGLRenderWindow;t.geometryImage||(t.geometryImage=e.allocateTexture(o,n)),t.vectorImage||(t.vectorImage=e.allocateTexture(o,r)),t.maskVectorImage||(t.maskVectorImage=e.allocateTexture(o,r)),t.LICImage||(t.LICImage=e.allocateTexture(o,n)),t.RGBColorImage||(t.RGBColorImage=e.allocateTexture(o,n)),t.HSLColorImage||(t.HSLColorImage=e.allocateTexture(o,n)),t.depthTexture||(t.depthTexture=e.allocateDepthTexture(o))},e.allocateTexture=(e,n)=&gt;{const r=t.context,o=Hd.newInstance({wrapS:Hd.Wrap.CLAMP_TO_EDGE,wrapT:Hd.Wrap.CLAMP_TO_EDGE,minificationFilter:n,magnificationFilter:n,generateMipmap:!1,openGLDataType:r.FLOAT,baseLevel:0,maxLevel:0,autoParameters:!1});return o.setOpenGLRenderWindow(e),o.setInternalFormat(r.RGBA32F),o.create2DFromRaw({width:t.size[0],height:t.size[1],numComps:4,dataType:&quot;Float32Array&quot;,data:null}),o.activate(),o.sendParameters(),o.deactivate(),o},e.allocateDepthTexture=e=&gt;{const n=t.context,r=Hd.newInstance({generateMipmap:!1,openGLDataType:n.FLOAT,autoParameters:!1});return r.setOpenGLRenderWindow(e),r.createDepthFromRaw({width:t.size[0],height:t.size[1],dataType:&quot;Float32Array&quot;,data:null}),r.activate(),r.sendParameters(),r.deactivate(),r},e.createFBO=()=&gt;{if(!t.framebuffer){t.licHelper=null;const e=Gp.newInstance();e.setOpenGLRenderWindow(t._openGLRenderWindow),e.saveCurrentBindingsAndBuffers(),e.create(...t.size),e.populateFramebuffer(),t.framebuffer=e,e.restorePreviousBindingsAndBuffers()}},e.completedGeometry=()=&gt;{const e=t.context,n=t.framebuffer;n.removeColorBuffer(0),n.removeColorBuffer(1),n.removeColorBuffer(2),n.removeDepthBuffer(),e.drawBuffers([e.NONE]),n.restorePreviousBindingsAndBuffers()},e.buildAllShaders=()=&gt;{t.shadersNeedBuilding&amp;&amp;(t.licColorPass=e.buildAShader(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkSurfaceLICMapper_fs2.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// This shader combines surface geometry, LIC, and  scalar colors.\\n\\n// the output of this shader\\nlayout(location = 0) out vec4 RGBOutput;\\nlayout(location = 1) out vec4 HSLOutput;\\n\\nuniform sampler2D texVectors;       // vectors, depth\\nuniform sampler2D texGeomColors;    // scalar colors + lighting\\nuniform sampler2D texLIC;           // image lic\\nuniform int       uScalarColorMode; // select between blend, and map shader\\nuniform float     uLICIntensity;    // blend shader: blending factor for lic&#x27;d colors\\nuniform float     uMapBias;         // map shader: adjust the brightness of the result\\nuniform float     uMaskIntensity;   // blending factor for mask color\\nuniform vec3      uMaskColor;       // color for the masked out fragments\\n\\nin vec2 tcoordVC;\\n\\n/**\\nConvert from RGB color space into HSL colorspace.\\n*/\\nvec3 RGBToHSL(vec3 RGB)\\n{\\n  vec3 HSL = vec3(0.0, 0.0, 0.0);\\n\\n  float RGBMin = min(min(RGB.r, RGB.g), RGB.b);\\n  float RGBMax = max(max(RGB.r, RGB.g), RGB.b);\\n  float RGBMaxMinDiff = RGBMax - RGBMin;\\n\\n  HSL.z = (RGBMax + RGBMin) / 2.0;\\n\\n  if (RGBMaxMinDiff == 0.0)\\n    {\\n    // Gray scale\\n    HSL.x = 0.0;\\n    HSL.y = 0.0;\\n    }\\n  else\\n    {\\n    // Color\\n    if (HSL.z &lt; 0.5)\\n      HSL.y = RGBMaxMinDiff / (RGBMax + RGBMin);\\n    else\\n      HSL.y = RGBMaxMinDiff / (2.0 - RGBMax - RGBMin);\\n\\n    float dR\\n      = (((RGBMax - RGB.r) / 6.0) + (RGBMaxMinDiff / 2.0)) / RGBMaxMinDiff;\\n    float dG\\n      = (((RGBMax - RGB.g) / 6.0) + (RGBMaxMinDiff / 2.0)) / RGBMaxMinDiff;\\n    float dB\\n      = (((RGBMax - RGB.b) / 6.0) + (RGBMaxMinDiff / 2.0)) / RGBMaxMinDiff;\\n\\n    if (RGB.r == RGBMax)\\n      HSL.x = dB - dG;\\n    else\\n    if (RGB.g == RGBMax)\\n      HSL.x = (1.0 / 3.0) + dR - dB;\\n    else\\n    if (RGB.b == RGBMax)\\n      HSL.x = (2.0 / 3.0) + dG - dR;\\n\\n    if (HSL.x &lt; 0.0)\\n      HSL.x += 1.0;\\n\\n    if (HSL.x &gt; 1.0)\\n      HSL.x -= 1.0;\\n    }\\n\\n  return HSL;\\n}\\n\\n/**\\nHelper for HSL to RGB conversion.\\n*/\\nfloat Util(float v1, float v2, float vH)\\n{\\n  if (vH &lt; 0.0)\\n    vH += 1.0;\\n\\n  if (vH &gt; 1.0)\\n     vH -= 1.0;\\n\\n  if ((6.0 * vH) &lt; 1.0)\\n    return (v1 + (v2 - v1) * 6.0 * vH);\\n\\n  if ((2.0 * vH) &lt; 1.0)\\n    return (v2);\\n\\n  if ((3.0 * vH) &lt; 2.0)\\n    return (v1 + (v2 - v1) * ((2.0 / 3.0) - vH) * 6.0);\\n\\n  return v1;\\n}\\n\\n/**\\nConvert from HSL space into RGB space.\\n*/\\nvec3 HSLToRGB(vec3 HSL)\\n{\\n  vec3 RGB;\\n  if (HSL.y == 0.0)\\n    {\\n    // Gray\\n    RGB.r = HSL.z;\\n    RGB.g = HSL.z;\\n    RGB.b = HSL.z;\\n    }\\n  else\\n    {\\n    // Chromatic\\n    float v2;\\n    if (HSL.z &lt; 0.5)\\n      v2 = HSL.z * (1.0 + HSL.y);\\n    else\\n      v2 = (HSL.z + HSL.y) - (HSL.y * HSL.z);\\n\\n    float v1 = 2.0 * HSL.z - v2;\\n\\n    RGB.r = Util(v1, v2, HSL.x + (1.0 / 3.0));\\n    RGB.g = Util(v1, v2, HSL.x);\\n    RGB.b = Util(v1, v2, HSL.x - (1.0 / 3.0));\\n    }\\n\\n  return RGB.rgb;\\n}\\n\\nvoid main()\\n{\\n  vec4 lic = texture2D(texLIC, tcoordVC.st);\\n  vec4 geomColor = texture2D(texGeomColors, tcoordVC.st);\\n\\n  // depth is used to determine which fragment belong to us\\n  // and we can change\\n  float depth = texture2D(texVectors, tcoordVC.st).a;\\n\\n  vec3 fragColorRGB;\\n  float valid;\\n  if (depth &gt; 1.0e-3)\\n    {\\n    // we own it\\n    // shade LIC&#x27;ed geometry, or apply mask\\n    if (lic.g!=0.0)\\n      {\\n      // it&#x27;s masked\\n      // apply fragment mask\\n      fragColorRGB = uMaskIntensity * uMaskColor + (1.0 - uMaskIntensity) * geomColor.rgb;\\n      valid = 0.0;\\n      }\\n    else\\n      {\\n      if (uScalarColorMode==0)\\n        {\\n        // blend with scalars\\n        fragColorRGB = lic.rrr * uLICIntensity + geomColor.rgb * (1.0 - uLICIntensity);\\n        }\\n      else\\n        {\\n        // multiply with scalars\\n        fragColorRGB = geomColor.rgb * clamp((uMapBias + lic.r), 0.0, 1.0);\\n        }\\n      if (lic.b != 0.0)\\n        {\\n        // didn&#x27;t have the required guard pixels\\n        // don&#x27;t consider it in min max estimation\\n        // for histpgram stretching\\n        valid = 0.0;\\n        }\\n      else\\n        {\\n        // ok to use in min/max estimates for histogram\\n        // stretching\\n        valid = 1.0;\\n        }\\n      }\\n    }\\n  else\\n    {\\n    // we don&#x27;t own it\\n    // pass through scalars\\n    fragColorRGB = geomColor.rgb;\\n    valid = 0.0;\\n    }\\n\\n  // if no further stages this texture is\\n  // copied to the screen\\n  RGBOutput = vec4(fragColorRGB, geomColor.a);\\n\\n  // if further stages, move to hsl space for contrast\\n  // enhancement. encoding validity saves moving a texture to the cpu\\n  vec3 fragColorHSL = RGBToHSL(fragColorRGB);\\n  HSLOutput = vec4(fragColorHSL, valid);\\n}\\n&quot;),t.licCopyPass=e.buildAShader(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkSurfaceLICMapper_DCpy.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// This shader copies fragments and depths to the output buffer\\n\\n// the output of this shader\\n//VTK::Output::Dec\\n\\nuniform sampler2D texDepth;     // z values from vertex shader\\nuniform sampler2D texRGBColors; // final rgb LIC colors\\n\\nin vec2 tcoordVC;\\n\\nvoid main()\\n{\\n  gl_FragDepth = texture2D(texDepth, tcoordVC).x;\\n  gl_FragData[0] = texture2D(texRGBColors, tcoordVC);\\n\\n  // since we render a screen aligned quad\\n  // we&#x27;re going to be writing fragments\\n  // not touched by the original geometry\\n  // it&#x27;s critical not to modify those\\n  // fragments.\\n  if (gl_FragDepth == 1.0)\\n    {\\n    discard;\\n    }\\n}\\n&quot;),t.enhanceContrastPass=e.buildAShader(&quot;//VTK::System::Dec\\n\\n//=========================================================================\\n//\\n//  Program:   Visualization Toolkit\\n//  Module:    vtkSurfaceLICMapper_CE.glsl\\n//\\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n//  All rights reserved.\\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n//\\n//     This software is distributed WITHOUT ANY WARRANTY; without even\\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n//     PURPOSE.  See the above copyright notice for more information.\\n//\\n//=========================================================================\\n\\n// color contrast enhance stage implemented via histogram stretching\\n// on lightness channel. if the min and max are tweaked it can generate\\n// out-of-range values these will be clamped in 0 to 1\\n\\n// the output of this shader\\n//VTK::Output::Dec\\n\\nuniform sampler2D texGeomColors; // scalars + lighting\\nuniform sampler2D texLIC;        // image lic, mask\\nuniform sampler2D texHSLColors;  // hsla colors\\n\\nuniform float     uLMin;         // min lightness over all fragments\\nuniform float     uLMaxMinDiff;  // max - min lightness over all fragments\\n\\nin vec2 tcoordVC;\\n\\nvec3 HSLToRGB(vec3 HSL)\\n{\\n  vec3 RGB;\\n  float v;\\n  float h = HSL.x;\\n  float sl = HSL.y;\\n  float l = HSL.z;\\n\\n  v = (l &lt;= 0.5) ? (l * (1.0 + sl)) : (l + sl - l * sl);\\n  if (v &lt;= 0.0) {\\n    RGB = vec3(0.0,0.0,0.0);\\n  } else {\\n    float m;\\n    int sextant;\\n    float fract, vsf, mid1, mid2;\\n\\n    m = l + l - v;\\n    h *= 6.0;\\n    sextant = int(h);\\n    fract = h - float(sextant);\\n\\n    vsf = (v - m) * fract;\\n    mid1 = m + vsf;\\n    mid2 = v - vsf;\\n    switch (sextant) {\\n      case 0: RGB.r = v; RGB.g = mid1; RGB.b = m; break;\\n      case 1: RGB.r = mid2; RGB.g = v; RGB.b = m; break;\\n      case 2: RGB.r = m; RGB.g = v; RGB.b = mid1; break;\\n      case 3: RGB.r = m; RGB.g = mid2; RGB.b = v; break;\\n      case 4: RGB.r = mid1; RGB.g = m; RGB.b = v; break;\\n      case 5: RGB.r = v; RGB.g = m; RGB.b = mid2; break;\\n    }\\n  }\\n  return RGB;\\n}\\n\\nvoid main()\\n{\\n  // lookup hsl color , mask\\n  vec4 fragColor = texture2D(texHSLColors, tcoordVC.st);\\n\\n  // don&#x27;t modify masked fragments (masked =&gt; lic.g==1)\\n  vec4 lic = texture2D(texLIC, tcoordVC.st);\\n  if (lic.g==0.0)\\n    {\\n    // normalize lightness channel\\n    fragColor.z = clamp((fragColor.z - uLMin)/uLMaxMinDiff, 0.0, 1.0);\\n    }\\n\\n  // back into rgb space\\n  fragColor.rgb = HSLToRGB(fragColor.xyz);\\n\\n  // add alpha\\n  vec4 geomColor = texture2D(texGeomColors, tcoordVC.st);\\n  fragColor.a = geomColor.a;\\n\\n  gl_FragData[0] = fragColor;\\n}\\n&quot;),t.shadersNeedBuilding=!1)},e.initializeResources=()=&gt;{e.createFBO(),e.generateNoiseTexture(t.licInterface.getNoiseTextureSize()),e.allocateTextures(),e.buildAllShaders(),t.licQuad||(t.licQuad=function(e){const t=Sd.newInstance();t.setOpenGLRenderWindow(e);const n=new Float32Array(12);for(let e=0;e&lt;4;e++)n[3*e]=e%2*2-1,n[3*e+1]=e&gt;1?1:-1,n[3*e+2]=0;const r=new Float32Array([0,0,1,0,0,1,1,1]),o=new Uint16Array(8);o[0]=3,o[1]=0,o[2]=1,o[3]=3,o[4]=3,o[5]=0,o[6]=3,o[7]=2;const a=Is.newInstance({numberOfComponents:3,values:n});a.setName(&quot;points&quot;);const i=Is.newInstance({numberOfComponents:1,values:o}),s=Is.newInstance({numberOfComponents:2,values:r});return t.getCABO().createVBO(i,&quot;polys&quot;,Wg.SURFACE,{points:a,cellOffset:0,tcoords:s}),t}(t._openGLRenderWindow)),t.licHelper||(t.licHelper=Ug.newInstance())},e.prepareForGeometry=()=&gt;{const e=t.framebuffer;e.saveCurrentBindingsAndBuffers(),e.bind(),t.geometryImage.activate(),t.vectorImage.activate(),t.maskVectorImage.activate(),e.removeColorBuffer(0),e.removeColorBuffer(2),e.removeColorBuffer(3),e.setColorBuffer(t.geometryImage,0),e.setColorBuffer(t.vectorImage,2),e.setColorBuffer(t.maskVectorImage,3),e.setDepthBuffer(t.depthTexture);const n=t.context;n.drawBuffers([n.COLOR_ATTACHMENT0,n.NONE,n.COLOR_ATTACHMENT2,n.COLOR_ATTACHMENT3]),n.viewport(0,0,...t.size),n.scissor(0,0,...t.size),n.disable(n.BLEND),n.disable(n.DEPTH_TEST),n.disable(n.SCISSOR_TEST),n.clearColor(0,0,0,0),n.clear(n.DEPTH_BUFFER_BIT|n.COLOR_BUFFER_BIT)},e.copyToScreen=n=&gt;{t.RGBColorImage.activate(),t.depthTexture.activate(),t.licCopyPass||e.initializeResources();const r=t.licCopyPass;t._openGLRenderWindow.getShaderCache().readyShaderProgram(r);const o=t.context;o.viewport(0,0,...n),o.scissor(0,0,...n),o.disable(o.BLEND),o.enable(o.DEPTH_TEST),o.disable(o.SCISSOR_TEST),r.setUniformi(&quot;texDepth&quot;,t.depthTexture.getTextureUnit()),r.setUniformi(&quot;texRGBColors&quot;,t.RGBColorImage.getTextureUnit()),e.renderQuad(n,r),t.RGBColorImage.deactivate(),t.depthTexture.deactivate()},e.combineColorsAndLIC=()=&gt;{const n=t.context,r=t.framebuffer;r.saveCurrentBindingsAndBuffers(),r.bind(),r.create(...t.size),r.removeColorBuffer(0),r.removeColorBuffer(1),r.setColorBuffer(t.RGBColorImage,0),r.setColorBuffer(t.HSLColorImage,1),n.drawBuffers([n.COLOR_ATTACHMENT0,n.COLOR_ATTACHMENT1]),n.disable(n.DEPTH_TEST),n.clearColor(0,0,0,0),n.clear(n.COLOR_BUFFER_BIT),t.vectorImage.activate(),t.geometryImage.activate(),t.LICImage.activate(),t.licColorPass||e.initializeResources();const o=t.licColorPass;t._openGLRenderWindow.getShaderCache().readyShaderProgram(o),o.setUniformi(&quot;texVectors&quot;,t.vectorImage.getTextureUnit()),o.setUniformi(&quot;texGeomColors&quot;,t.geometryImage.getTextureUnit());const{colorMode:a,LICIntensity:i,mapModeBias:s,maskIntensity:l,maskColor:c,enhanceContrast:u,lowColorContrastEnhancementFactor:d,highColorContrastEnhancementFactor:p}=t.licInterface.get(&quot;colorMode&quot;,&quot;LICIntensity&quot;,&quot;mapModeBias&quot;,&quot;maskIntensity&quot;,&quot;maskColor&quot;,&quot;enhanceContrast&quot;,&quot;lowColorContrastEnhancementFactor&quot;,&quot;highColorContrastEnhancementFactor&quot;);if(o.setUniformi(&quot;texLIC&quot;,t.LICImage.getTextureUnit()),o.setUniformi(&quot;uScalarColorMode&quot;,a),o.setUniformf(&quot;uLICIntensity&quot;,i),o.setUniformf(&quot;uMapBias&quot;,s),o.setUniformf(&quot;uMaskIntensity&quot;,l),o.setUniform3f(&quot;uMaskColor&quot;,...c),e.renderQuad(t.size,o),t.vectorImage.deactivate(),t.geometryImage.deactivate(),t.LICImage.deactivate(),r.removeColorBuffer(0),r.removeColorBuffer(1),n.drawBuffers([n.NONE]),u===Bg||u===Fg){let o=0,a=1,i=a-o;o+=i*d,a-=i*p,i=a-o,r.setColorBuffer(t.RGBColorImage),n.drawBuffers([n.COLOR_ATTACHMENT0]),t.geometryImage.activate(),t.HSLColorImage.activate(),t.LICImage.activate(),t.enhanceContrastPass||e.initializeResources();const{enhanceContrastPass:s}=t;t._openGLRenderWindow.getShaderCache().readyShaderProgram(s),s.setUniformi(&quot;texGeomColors&quot;,t.geometryImage.getTextureUnit()),s.setUniformi(&quot;texHSLColors&quot;,t.HSLColorImage.getTextureUnit()),s.setUniformi(&quot;texLIC&quot;,t.LICImage.getTextureUnit()),s.setUniformf(&quot;uLMin&quot;,o),s.setUniformf(&quot;uLMaxMinDiff&quot;,i),e.renderQuad(t.size,s),t.geometryImage.deactivate(),t.HSLColorImage.deactivate(),t.LICImage.deactivate(),r.removeColorBuffer(0),n.drawBuffers([n.NONE])}r.restorePreviousBindingsAndBuffers()},e.applyLIC=()=&gt;{const e=t.licInterface.get(&quot;stepSize&quot;,&quot;numberOfSteps&quot;,&quot;enhancedLIC&quot;,&quot;enhanceContrast&quot;,&quot;lowLICContrastEnhancementFactor&quot;,&quot;highLICContrastEnhancementFactor&quot;,&quot;antiAlias&quot;,&quot;normalizeVectors&quot;,&quot;maskThreshold&quot;,&quot;transformVectors&quot;),n=t.licHelper.executeLIC(t.size,t.vectorImage,t.maskVectorImage,t.noiseTexture,t._openGLRenderWindow,e);if(!n)return console.error(&quot;Failed to compute image LIC&quot;),void(t.LICImage=null);t.LICImage=n},e.setSize=n=&gt;{Array.isArray(n)&amp;&amp;2===n.length&amp;&amp;(t.size&amp;&amp;t.size[0]===n[0]&amp;&amp;t.size[1]===n[1]||(t.size=n,e.releaseGraphicsResources()))},e.releaseGraphicsResources=()=&gt;{t.geometryImage&amp;&amp;(t.geometryImage.releaseGraphicsResources(),t.geometryImage=null),t.vectorImage&amp;&amp;(t.vectorImage.releaseGraphicsResources(),t.vectorImage=null),t.maskVectorImage&amp;&amp;(t.maskVectorImage.releaseGraphicsResources(),t.maskVectorImage=null),t.LICImage&amp;&amp;(t.LICImage.releaseGraphicsResources(),t.LICImage=null),t.RGBColorImage&amp;&amp;(t.RGBColorImage.releaseGraphicsResources(),t.RGBColorImage=null),t.HSLColorImage&amp;&amp;(t.HSLColorImage.releaseGraphicsResources(),t.HSLColorImage=null),t.depthTexture&amp;&amp;(t.depthTexture.releaseGraphicsResources(),t.depthTexture=null),t.framebuffer&amp;&amp;(t.framebuffer.releaseGraphicsResources(),t.framebuffer=null)}}const jg={context:null,shadersNeedBuilding:!0,reallocateTextures:!0,size:null,licInterface:null};function Xg(e,t,n={}){Object.assign(t,jg,n),zg.extend(e,t,n),sn.obj(e,t),sn.setGet(e,t,[&quot;context&quot;,&quot;_openGLRenderWindow&quot;,&quot;reallocateTextures&quot;,&quot;licInterface&quot;,&quot;size&quot;]),sn.moveToProtected(e,t,[&quot;openGLRenderWindow&quot;]),Hg(e,t)}var qg={newInstance:sn.newInstance(Xg,&quot;vtkSurfaceLICInterface&quot;),extend:Xg};const{vtkErrorMacro:Yg}=ln;const Jg={canDrawLIC:!1,rebuildLICShaders:!1,rebuildLICBuffers:!1,openGLLicInterface:null};const Zg=Xt((function(e,t,n={}){Object.assign(t,Jg,n),up.extend(e,t,n),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLSurfaceLICMapper&quot;);const n={...e};e.getNeedToRebuildShaders=(e,r,o)=&gt;t.rebuildLICShaders||n.getNeedToRebuildShaders(e,r,o),e.replaceShaderValues=(e,r,o)=&gt;{const a=t.lastBoundBO.getReferenceByName(&quot;lastLightComplexity&quot;);let i=e.Vertex,s=e.Fragment;const l=t.renderable.getInputArrayToProcess(0);if(l&amp;&amp;t.canDrawLIC){s=vd.substitute(s,&quot;//VTK::Output::Dec&quot;,[&quot;//VTK::Output::Dec&quot;,&quot;layout(location = 2) out vec4 vectorTexture;&quot;,&quot;layout(location = 3) out vec4 maskVectorTexture;&quot;]).result;const n=`${l.getName()}MC`;0===a&amp;&amp;t.lastBoundBO.set({lastLightComplexity:1},!0),i=vd.substitute(i,&quot;//VTK::TCoord::Dec&quot;,[`attribute vec3 ${n};`,&quot;out vec3 licOutput;&quot;,&quot;//VTK::TCoord::Dec&quot;]).result,i=vd.substitute(i,&quot;//VTK::TCoord::Impl&quot;,[`licOutput = ${n};`,&quot;//VTK::TCoord::Impl&quot;]).result,s=vd.substitute(s,&quot;//VTK::TCoord::Dec&quot;,[&quot;uniform int uMaskOnSurface;&quot;,&quot;uniform mat3 normalMatrix;&quot;,&quot;in vec3 licOutput;&quot;,&quot;//VTK::TCoord::Dec&quot;]).result,s=vd.substitute(s,&quot;//VTK::TCoord::Impl&quot;,[&quot;// projected vectors&quot;,&quot;  vec3 tcoordLIC = normalMatrix * licOutput;&quot;,&quot;  vec3 normN = normalize(normalVCVSOutput);&quot;,&quot;  float k = dot(tcoordLIC, normN);&quot;,&quot;  vec3 projected = (tcoordLIC - k*normN);&quot;,&quot;  vectorTexture = vec4(projected.x, projected.y, 0.0 , 1.0);&quot;,&quot;// vectors for fragment masking&quot;,&quot;  if (uMaskOnSurface == 0)&quot;,&quot;    {&quot;,&quot;    maskVectorTexture = vec4(licOutput, 1.0);&quot;,&quot;    }&quot;,&quot;  else&quot;,&quot;    {&quot;,&quot;    maskVectorTexture = vec4(projected.x, projected.y, 0.0 , 1.0);&quot;,&quot;    }&quot;,&quot;//VTK::TCoord::Impl&quot;],!1).result,e.Vertex=i}t.rebuildLICShaders=!1,e.Fragment=s,n.replaceShaderValues(e,r,o),a&gt;0&amp;&amp;t.lastBoundBO.set({lastLightComplexity:a},!0)},e.setMapperShaderParameters=(e,r,o)=&gt;{n.setMapperShaderParameters(e,r,o),t.canDrawLIC&amp;&amp;e.getProgram().setUniformi(&quot;uMaskOnSurface&quot;,t.maskOnSurface)},e.getNeedToRebuildBufferObjects=(e,r)=&gt;t.rebuildLICBuffers||n.getNeedToRebuildBufferObjects(e,r),e.buildBufferObjects=(e,r)=&gt;{if(t.canDrawLIC){const e=t.renderable.getInputArrayToProcess(0);e&amp;&amp;e.getNumberOfComponents()&gt;1&amp;&amp;t.renderable.setCustomShaderAttributes([e.getName()])}t.rebuildLICBuffers=!1,n.buildBufferObjects(e,r)},e.pushState=e=&gt;{t.stateCache={[e.BLEND]:e.isEnabled(e.BLEND),[e.DEPTH_TEST]:e.isEnabled(e.DEPTH_TEST),[e.SCISSOR_TEST]:e.isEnabled(e.SCISSOR_TEST),[e.CULL_FACE]:e.isEnabled(e.CULL_FACE)}},e.popState=e=&gt;{const n=n=&gt;t.stateCache[n]?e.enable(n):e.disable(n);n(e.BLEND),n(e.DEPTH_TEST),n(e.SCISSOR_TEST),n(e.CULL_FACE)},e.renderPiece=(r,o)=&gt;{let a=!0;t._openGLRenderWindow.getWebgl2()||(Yg(&quot;SurfaceLICMapper Requires WebGL 2&quot;),a=!1),t.context.getExtension(&quot;EXT_color_buffer_float&quot;)&amp;&amp;t.context.getExtension(&quot;OES_texture_float_linear&quot;)||(Yg(&quot;SurfaceLICMapper requires the EXT_color_buffer_float and OES_texture_float_linear WebGL2 extensions.&quot;),a=!1),t.currentInput=t.renderable.getInputData(),t.currentInput||(Yg(&quot;No input&quot;),a=!1);let i=t.renderable.getLicInterface();i||(i=zg.newInstance(),t.renderable.setLicInterface(i)),t.openGLLicInterface||(t.openGLLicInterface=qg.newInstance()),i!==t.openGLLicInterface.getLicInterface()&amp;&amp;t.openGLLicInterface.setLicInterface(i);const s=t.renderable.getInputArrayToProcess(0);if(i.getEnableLIC()&amp;&amp;(!s||s.getNumberOfComponents()&lt;2)&amp;&amp;(Yg(&quot;No vector input array&quot;),a=!1),i.getEnableLIC()||(a=!1),t.canDrawLIC!==a&amp;&amp;(t.rebuildLICShaders=!0,t.rebuildLICBuffers=!0),t.canDrawLIC=a,!a||!i.getEnableLIC())return void n.renderPiece(r,o);const l=t.context,c=o.getProperty().getBackfaceCulling(),u=o.getProperty().getFrontfaceCulling();c||u?u?(t._openGLRenderWindow.enableCullFace(),l.cullFace(l.FRONT)):(t._openGLRenderWindow.enableCullFace(),l.cullFace(l.BACK)):t._openGLRenderWindow.disableCullFace();const d=t._openGLRenderWindow.getSize(),p=d.map((e=&gt;Math.round(e*i.getViewPortScale())));t.openGLLicInterface.setSize(p),t.openGLLicInterface.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLLicInterface.setContext(t.context),e.pushState(t.context),t.openGLLicInterface.initializeResources(),t.openGLLicInterface.prepareForGeometry(),e.popState(t.context),n.renderPieceStart(r,o),n.renderPieceDraw(r,o),n.renderPieceFinish(r,o),e.pushState(t.context),t.VBOBuildTime.modified(),t.openGLLicInterface.completedGeometry(),t.context.disable(t.context.CULL_FACE),t.openGLLicInterface.applyLIC(),t.openGLLicInterface.combineColorsAndLIC(),t.openGLLicInterface.copyToScreen(d),e.popState(t.context)}}(e,t),Gt(e,t,[&quot;openGLLicInterface&quot;])}),&quot;vtkOpenGLSurfaceLICMapper&quot;);vn(&quot;vtkSurfaceLICMapper&quot;,Zg);const{vtkErrorMacro:Qg}=ln;const $g={};const em=Xt((function(e,t,n={}){Object.assign(t,$g,n),up.extend(e,t,n),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLSphereMapper&quot;);const n={...e};e.getShaderTemplate=(e,t,n)=&gt;{e.Vertex=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkSphereMapperVS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n// this shader implements imposters in OpenGL for Spheres\\n\\nattribute vec4 vertexMC;\\nattribute vec2 offsetMC;\\n\\n// optional normal declaration\\n//VTK::Normal::Dec\\n\\n//VTK::Picking::Dec\\n\\n// Texture coordinates\\n//VTK::TCoord::Dec\\n\\nuniform mat3 normalMatrix; // transform model coordinate directions to view coordinates\\n\\n// material property values\\n//VTK::Color::Dec\\n\\n// clipping plane vars\\n//VTK::Clip::Dec\\n\\n// camera and actor matrix values\\n//VTK::Camera::Dec\\n\\nvarying vec4 vertexVCVSOutput;\\nvarying float radiusVCVSOutput;\\nvarying vec3 centerVCVSOutput;\\n\\nuniform int cameraParallel;\\nuniform float scaleFactor;\\n\\nvoid main()\\n{\\n  //VTK::Picking::Impl\\n\\n  //VTK::Color::Impl\\n\\n  //VTK::Normal::Impl\\n\\n  //VTK::TCoord::Impl\\n\\n  //VTK::Clip::Impl\\n\\n  // compute the projected vertex position\\n  vec2 scaledOffsetMC = scaleFactor * offsetMC;\\n  vertexVCVSOutput = MCVCMatrix * vertexMC;\\n  centerVCVSOutput = vertexVCVSOutput.xyz;\\n  radiusVCVSOutput = length(scaledOffsetMC)*0.5;\\n\\n  // make the triangle face the camera\\n  if (cameraParallel == 0)\\n    {\\n    vec3 dir = normalize(-vertexVCVSOutput.xyz);\\n    vec3 base2 = normalize(cross(dir,vec3(1.0,0.0,0.0)));\\n    vec3 base1 = cross(base2,dir);\\n    vertexVCVSOutput.xyz = vertexVCVSOutput.xyz + scaledOffsetMC.x*base1 + scaledOffsetMC.y*base2;\\n    }\\n  else\\n    {\\n    // add in the offset\\n    vertexVCVSOutput.xy = vertexVCVSOutput.xy + scaledOffsetMC;\\n    }\\n\\n  gl_Position = VCPCMatrix * vertexVCVSOutput;\\n}\\n&quot;,e.Fragment=Xd,e.Geometry=&quot;&quot;},e.replaceShaderValues=(e,r,o)=&gt;{let a=e.Vertex,i=e.Fragment;a=vd.substitute(a,&quot;//VTK::Camera::Dec&quot;,[&quot;uniform mat4 VCPCMatrix;\\n&quot;,&quot;uniform mat4 MCVCMatrix;&quot;]).result,i=vd.substitute(i,&quot;//VTK::PositionVC::Dec&quot;,[&quot;varying vec4 vertexVCVSOutput;&quot;]).result,i=vd.substitute(i,&quot;//VTK::PositionVC::Impl&quot;,[&quot;vec4 vertexVC = vertexVCVSOutput;\\n&quot;]).result,i=vd.substitute(i,&quot;//VTK::Normal::Dec&quot;,[&quot;uniform float invertedDepth;\\n&quot;,&quot;uniform int cameraParallel;\\n&quot;,&quot;varying float radiusVCVSOutput;\\n&quot;,&quot;varying vec3 centerVCVSOutput;\\n&quot;,&quot;uniform mat4 VCPCMatrix;\\n&quot;]).result;let s=&quot;&quot;;t.context.getExtension(&quot;EXT_frag_depth&quot;)&amp;&amp;(s=&quot;gl_FragDepthEXT = (pos.z / pos.w + 1.0) / 2.0;\\n&quot;),t._openGLRenderWindow.getWebgl2()&amp;&amp;(s=&quot;gl_FragDepth = (pos.z / pos.w + 1.0) / 2.0;\\n&quot;),i=vd.substitute(i,&quot;//VTK::Depth::Impl&quot;,[&quot;  vec3 EyePos;\\n&quot;,&quot;  vec3 EyeDir;\\n&quot;,&quot;  if (cameraParallel != 0) {\\n&quot;,&quot;    EyePos = vec3(vertexVC.x, vertexVC.y, vertexVC.z + 3.0*radiusVCVSOutput);\\n&quot;,&quot;    EyeDir = vec3(0.0,0.0,-1.0); }\\n&quot;,&quot;  else {\\n&quot;,&quot;    EyeDir = vertexVC.xyz;\\n&quot;,&quot;    EyePos = vec3(0.0,0.0,0.0);\\n&quot;,&quot;    float lengthED = length(EyeDir);\\n&quot;,&quot;    EyeDir = normalize(EyeDir);\\n&quot;,&quot;    if (lengthED &gt; radiusVCVSOutput*3.0) {\\n&quot;,&quot;      EyePos = vertexVC.xyz - EyeDir*3.0*radiusVCVSOutput; }\\n&quot;,&quot;    }\\n&quot;,&quot;  EyePos = EyePos - centerVCVSOutput;\\n&quot;,&quot;  EyePos = EyePos/radiusVCVSOutput;\\n&quot;,&quot;  float b = 2.0*dot(EyePos,EyeDir);\\n&quot;,&quot;  float c = dot(EyePos,EyePos) - 1.0;\\n&quot;,&quot;  float d = b*b - 4.0*c;\\n&quot;,&quot;  vec3 normalVCVSOutput = vec3(0.0,0.0,1.0);\\n&quot;,&quot;  if (d &lt; 0.0) { discard; }\\n&quot;,&quot;  else {\\n&quot;,&quot;    float t = (-b - invertedDepth*sqrt(d))*0.5;\\n&quot;,&quot;    normalVCVSOutput = invertedDepth*normalize(EyePos + t*EyeDir);\\n&quot;,&quot;    vertexVC.xyz = normalVCVSOutput*radiusVCVSOutput + centerVCVSOutput;\\n&quot;,&quot;    }\\n&quot;,&quot;  vec4 pos = VCPCMatrix * vertexVC;\\n&quot;,s]).result,i=vd.substitute(i,&quot;//VTK::Normal::Impl&quot;,&quot;&quot;).result,t.haveSeenDepthRequest&amp;&amp;(i=vd.substitute(i,&quot;//VTK::ZBuffer::Impl&quot;,[&quot;if (depthRequest == 1) {&quot;,&quot;float computedZ = (pos.z / pos.w + 1.0) / 2.0;&quot;,&quot;float iz = floor(computedZ * 65535.0 + 0.1);&quot;,&quot;float rf = floor(iz/256.0)/255.0;&quot;,&quot;float gf = mod(iz,256.0)/255.0;&quot;,&quot;gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }&quot;]).result),e.Vertex=a,e.Fragment=i,n.replaceShaderValues(e,r,o)},e.setMapperShaderParameters=(e,r,o)=&gt;{if(e.getCABO().getElementCount()&amp;&amp;(t.VBOBuildTime&gt;e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()&gt;e.getAttributeUpdateTime().getMTime())&amp;&amp;e.getProgram().isAttributeUsed(&quot;offsetMC&quot;)&amp;&amp;(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),&quot;offsetMC&quot;,12,e.getCABO().getStride(),t.context.FLOAT,2,!1)||Qg(&quot;Error setting &#x27;offsetMC&#x27; in shader VAO.&quot;)),e.getProgram().isUniformUsed(&quot;invertedDepth&quot;)&amp;&amp;e.getProgram().setUniformf(&quot;invertedDepth&quot;,t.invert?-1:1),e.getProgram().isUniformUsed(&quot;scaleFactor&quot;)){const n=t.currentInput.getPointData();null!=t.renderable.getScaleArray()&amp;&amp;n.hasArray(t.renderable.getScaleArray())?e.getProgram().setUniformf(&quot;scaleFactor&quot;,t.renderable.getScaleFactor()):e.getProgram().setUniformf(&quot;scaleFactor&quot;,1)}n.setMapperShaderParameters(e,r,o)},e.setCameraShaderParameters=(e,n,r)=&gt;{const o=e.getProgram(),a=n.getActiveCamera(),i=t.openGLCamera.getKeyMatrices(n);o.isUniformUsed(&quot;VCPCMatrix&quot;)&amp;&amp;o.setUniformMatrix(&quot;VCPCMatrix&quot;,i.vcpc);const s=new Float64Array(16);if(o.isUniformUsed(&quot;MCVCMatrix&quot;))if(r.getIsIdentity())T(s,i.wcvc),e.getCABO().getCoordShiftAndScaleEnabled()&amp;&amp;A(s,s,e.getCABO().getInverseShiftAndScaleMatrix()),o.setUniformMatrix(&quot;MCVCMatrix&quot;,s);else{const n=t.openGLActor.getKeyMatrices();A(s,i.wcvc,n.mcwc),e.getCABO().getCoordShiftAndScaleEnabled()&amp;&amp;A(s,s,e.getCABO().getInverseShiftAndScaleMatrix()),o.setUniformMatrix(&quot;MCVCMatrix&quot;,s)}o.isUniformUsed(&quot;cameraParallel&quot;)&amp;&amp;e.getProgram().setUniformi(&quot;cameraParallel&quot;,a.getParallelProjection())},e.getOpenGLMode=(e,n)=&gt;t.context.TRIANGLES,e.buildBufferObjects=(e,n)=&gt;{const r=t.currentInput;if(null===r)return;t.renderable.mapScalars(r,1);const o=t.renderable.getColorMapColors(),a=t.primitives[t.primTypes.Tris].getCABO(),i=r.getPointData(),s=r.getPoints(),l=s.getNumberOfPoints(),c=s.getData();let u=null;null!=t.renderable.getScaleArray()&amp;&amp;i.hasArray(t.renderable.getScaleArray())&amp;&amp;(u=i.getArray(t.renderable.getScaleArray()).getData());let d=null,p=0,f=null;o?(p=o.getNumberOfComponents(),a.setColorOffset(0),a.setColorBOStride(4),d=o.getData(),f=new Uint8Array(3*l*4),a.getColorBO()||a.setColorBO(nd.newInstance()),a.getColorBO().setOpenGLRenderWindow(t._openGLRenderWindow)):a.getColorBO()&amp;&amp;a.setColorBO(null),a.setColorComponents(p);const g=new Float32Array(5*l*3);a.setStride(20);const m=Math.cos(wo(30));let h=0,v=0;const{useShiftAndScale:T,coordShift:x,coordScale:y}=rd(s);T&amp;&amp;a.setCoordShiftAndScale(x,y);let b=0,A=0;for(let e=0;e&lt;l;++e){let n=t.renderable.getRadius();u&amp;&amp;(n=u[e]),h=3*e;const r=(c[h++]-x[0])*y[0],o=(c[h++]-x[1])*y[1],a=(c[h++]-x[2])*y[2];g[b++]=r,g[b++]=o,g[b++]=a,g[b++]=-2*n*m,g[b++]=-n,d&amp;&amp;(v=e*p,f[A++]=d[v],f[A++]=d[v+1],f[A++]=d[v+2],f[A++]=d[v+3]),g[b++]=r,g[b++]=o,g[b++]=a,g[b++]=2*n*m,g[b++]=-n,d&amp;&amp;(f[A++]=d[v],f[A++]=d[v+1],f[A++]=d[v+2],f[A++]=d[v+3]),g[b++]=r,g[b++]=o,g[b++]=a,g[b++]=0,g[b++]=2*n,d&amp;&amp;(f[A++]=d[v],f[A++]=d[v+1],f[A++]=d[v+2],f[A++]=d[v+3])}a.setElementCount(b/5),a.upload(g,Zu.ARRAY_BUFFER),o&amp;&amp;a.getColorBO().upload(f,Zu.ARRAY_BUFFER),t.VBOBuildTime.modified()}}(e,t)}),&quot;vtkOpenGLSphereMapper&quot;);vn(&quot;vtkSphereMapper&quot;,em);const{vtkErrorMacro:tm}=ln;const nm={};const rm=Xt((function(e,t,n={}){Object.assign(t,nm,n),up.extend(e,t,n),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLStickMapper&quot;);const n={...e};e.getShaderTemplate=(e,t,n)=&gt;{e.Vertex=&quot;//VTK::System::Dec\\n\\n/*=========================================================================\\n\\n  Program:   Visualization Toolkit\\n  Module:    vtkStickMapperVS.glsl\\n\\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\\n  All rights reserved.\\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\\n\\n     This software is distributed WITHOUT ANY WARRANTY; without even\\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\\n     PURPOSE.  See the above copyright notice for more information.\\n\\n=========================================================================*/\\n// this shader implements imposters in OpenGL for Sticks\\n\\nattribute vec4 vertexMC;\\nattribute vec3 orientMC;\\nattribute vec4 offsetMC;\\nattribute float radiusMC;\\n\\n// optional normal declaration\\n//VTK::Normal::Dec\\n\\n//VTK::Picking::Dec\\n\\n// Texture coordinates\\n//VTK::TCoord::Dec\\n\\nuniform mat3 normalMatrix; // transform model coordinate directions to view coordinates\\n\\n// material property values\\n//VTK::Color::Dec\\n\\n// clipping plane vars\\n//VTK::Clip::Dec\\n\\n// camera and actor matrix values\\n//VTK::Camera::Dec\\n\\nvarying vec4 vertexVCVSOutput;\\nvarying float radiusVCVSOutput;\\nvarying float lengthVCVSOutput;\\nvarying vec3 centerVCVSOutput;\\nvarying vec3 orientVCVSOutput;\\n\\nuniform int cameraParallel;\\n\\nvoid main()\\n{\\n  //VTK::Picking::Impl\\n\\n  //VTK::Color::Impl\\n\\n  //VTK::Normal::Impl\\n\\n  //VTK::TCoord::Impl\\n\\n  //VTK::Clip::Impl\\n\\n  vertexVCVSOutput = MCVCMatrix * vertexMC;\\n  centerVCVSOutput = vertexVCVSOutput.xyz;\\n  radiusVCVSOutput = radiusMC;\\n  lengthVCVSOutput = length(orientMC);\\n  orientVCVSOutput = normalMatrix * normalize(orientMC);\\n\\n  // make sure it is pointing out of the screen\\n  if (orientVCVSOutput.z &lt; 0.0)\\n    {\\n    orientVCVSOutput = -orientVCVSOutput;\\n    }\\n\\n  // make the basis\\n  vec3 xbase;\\n  vec3 ybase;\\n  vec3 dir = vec3(0.0,0.0,1.0);\\n  if (cameraParallel == 0)\\n    {\\n    dir = normalize(-vertexVCVSOutput.xyz);\\n    }\\n  if (abs(dot(dir,orientVCVSOutput)) == 1.0)\\n    {\\n    xbase = normalize(cross(vec3(0.0,1.0,0.0),orientVCVSOutput));\\n    ybase = cross(xbase,orientVCVSOutput);\\n    }\\n  else\\n    {\\n    xbase = normalize(cross(orientVCVSOutput,dir));\\n    ybase = cross(orientVCVSOutput,xbase);\\n    }\\n\\n  vec3 offsets = offsetMC.xyz*2.0-1.0;\\n  vertexVCVSOutput.xyz = vertexVCVSOutput.xyz +\\n    radiusVCVSOutput*offsets.x*xbase +\\n    radiusVCVSOutput*offsets.y*ybase +\\n    0.5*lengthVCVSOutput*offsets.z*orientVCVSOutput;\\n\\n  gl_Position = VCPCMatrix * vertexVCVSOutput;\\n}\\n&quot;,e.Fragment=Xd,e.Geometry=&quot;&quot;},e.replaceShaderValues=(e,r,o)=&gt;{let a=e.Vertex,i=e.Fragment;a=vd.substitute(a,&quot;//VTK::Camera::Dec&quot;,[&quot;uniform mat4 VCPCMatrix;\\n&quot;,&quot;uniform mat4 MCVCMatrix;&quot;]).result,i=vd.substitute(i,&quot;//VTK::PositionVC::Dec&quot;,&quot;varying vec4 vertexVCVSOutput;&quot;).result,i=vd.substitute(i,&quot;//VTK::PositionVC::Impl&quot;,&quot;  vec4 vertexVC = vertexVCVSOutput;\\n&quot;).result,i=vd.substitute(i,&quot;//VTK::Normal::Dec&quot;,[&quot;uniform int cameraParallel;\\n&quot;,&quot;varying float radiusVCVSOutput;\\n&quot;,&quot;varying vec3 orientVCVSOutput;\\n&quot;,&quot;varying float lengthVCVSOutput;\\n&quot;,&quot;varying vec3 centerVCVSOutput;\\n&quot;,&quot;uniform mat4 VCPCMatrix;\\n&quot;]).result;let s=&quot;&quot;;t.context.getExtension(&quot;EXT_frag_depth&quot;)&amp;&amp;(s=&quot;  gl_FragDepthEXT = (pos.z / pos.w + 1.0) / 2.0;\\n&quot;),t._openGLRenderWindow.getWebgl2()&amp;&amp;(s=&quot;gl_FragDepth = (pos.z / pos.w + 1.0) / 2.0;\\n&quot;),i=vd.substitute(i,&quot;//VTK::Depth::Impl&quot;,[&quot;  vec3 EyePos;\\n&quot;,&quot;  vec3 EyeDir;\\n&quot;,&quot;  if (cameraParallel != 0) {\\n&quot;,&quot;    EyePos = vec3(vertexVC.x, vertexVC.y, vertexVC.z + 3.0*radiusVCVSOutput);\\n&quot;,&quot;    EyeDir = vec3(0.0,0.0,-1.0); }\\n&quot;,&quot;  else {\\n&quot;,&quot;    EyeDir = vertexVC.xyz;\\n&quot;,&quot;    EyePos = vec3(0.0,0.0,0.0);\\n&quot;,&quot;    float lengthED = length(EyeDir);\\n&quot;,&quot;    EyeDir = normalize(EyeDir);\\n&quot;,&quot;    if (lengthED &gt; radiusVCVSOutput*3.0) {\\n&quot;,&quot;      EyePos = vertexVC.xyz - EyeDir*3.0*radiusVCVSOutput; }\\n&quot;,&quot;    }\\n&quot;,&quot;  EyePos = EyePos - centerVCVSOutput;\\n&quot;,&quot;  vec3 base1;\\n&quot;,&quot;  if (abs(orientVCVSOutput.z) &lt; 0.99) {\\n&quot;,&quot;    base1 = normalize(cross(orientVCVSOutput,vec3(0.0,0.0,1.0))); }\\n&quot;,&quot;  else {\\n&quot;,&quot;    base1 = normalize(cross(orientVCVSOutput,vec3(0.0,1.0,0.0))); }\\n&quot;,&quot;  vec3 base2 = cross(orientVCVSOutput,base1);\\n&quot;,&quot;  EyePos = vec3(dot(EyePos,base1),dot(EyePos,base2),dot(EyePos,orientVCVSOutput));\\n&quot;,&quot;  EyeDir = vec3(dot(EyeDir,base1),dot(EyeDir,base2),dot(EyeDir,orientVCVSOutput));\\n&quot;,&quot;  EyePos = EyePos/radiusVCVSOutput;\\n&quot;,&quot;  float a = EyeDir.x*EyeDir.x + EyeDir.y*EyeDir.y;\\n&quot;,&quot;  float b = 2.0*(EyePos.x*EyeDir.x + EyePos.y*EyeDir.y);\\n&quot;,&quot;  float c = EyePos.x*EyePos.x + EyePos.y*EyePos.y - 1.0;\\n&quot;,&quot;  float d = b*b - 4.0*a*c;\\n&quot;,&quot;  vec3 normalVCVSOutput = vec3(0.0,0.0,1.0);\\n&quot;,&quot;  if (d &lt; 0.0) { discard; }\\n&quot;,&quot;  else {\\n&quot;,&quot;    float t =  (-b - sqrt(d))/(2.0*a);\\n&quot;,&quot;    float tz = EyePos.z + t*EyeDir.z;\\n&quot;,&quot;    vec3 iPoint = EyePos + t*EyeDir;\\n&quot;,&quot;    if (abs(iPoint.z)*radiusVCVSOutput &gt; lengthVCVSOutput*0.5) {\\n&quot;,&quot;      float t2 = (-b + sqrt(d))/(2.0*a);\\n&quot;,&quot;      float tz2 = EyePos.z + t2*EyeDir.z;\\n&quot;,&quot;      if (tz2*radiusVCVSOutput &gt; lengthVCVSOutput*0.5 || tz*radiusVCVSOutput &lt; -0.5*lengthVCVSOutput) { discard; }\\n&quot;,&quot;      else {\\n&quot;,&quot;        normalVCVSOutput = orientVCVSOutput;\\n&quot;,&quot;        float t3 = (lengthVCVSOutput*0.5/radiusVCVSOutput - EyePos.z)/EyeDir.z;\\n&quot;,&quot;        iPoint = EyePos + t3*EyeDir;\\n&quot;,&quot;        vertexVC.xyz = radiusVCVSOutput*(iPoint.x*base1 + iPoint.y*base2 + iPoint.z*orientVCVSOutput) + centerVCVSOutput;\\n&quot;,&quot;        }\\n&quot;,&quot;      }\\n&quot;,&quot;    else {\\n&quot;,&quot;      normalVCVSOutput = iPoint.x*base1 + iPoint.y*base2;\\n&quot;,&quot;      vertexVC.xyz = radiusVCVSOutput*(normalVCVSOutput + iPoint.z*orientVCVSOutput) + centerVCVSOutput;\\n&quot;,&quot;      }\\n&quot;,&quot;    }\\n&quot;,&quot;  vec4 pos = VCPCMatrix * vertexVC;\\n&quot;,s]).result,i=vd.substitute(i,&quot;//VTK::Normal::Impl&quot;,&quot;&quot;).result,t.haveSeenDepthRequest&amp;&amp;(i=vd.substitute(i,&quot;//VTK::ZBuffer::Impl&quot;,[&quot;if (depthRequest == 1) {&quot;,&quot;float computedZ = (pos.z / pos.w + 1.0) / 2.0;&quot;,&quot;float iz = floor(computedZ * 65535.0 + 0.1);&quot;,&quot;float rf = floor(iz/256.0)/255.0;&quot;,&quot;float gf = mod(iz,256.0)/255.0;&quot;,&quot;gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }&quot;]).result),e.Vertex=a,e.Fragment=i,n.replaceShaderValues(e,r,o)},e.setMapperShaderParameters=(e,r,o)=&gt;{e.getCABO().getElementCount()&amp;&amp;(t.VBOBuildTime&gt;e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()&gt;e.getAttributeUpdateTime().getMTime())&amp;&amp;(e.getProgram().isAttributeUsed(&quot;orientMC&quot;)&amp;&amp;(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),&quot;orientMC&quot;,12,e.getCABO().getStride(),t.context.FLOAT,3,!1)||tm(&quot;Error setting &#x27;orientMC&#x27; in shader VAO.&quot;)),e.getProgram().isAttributeUsed(&quot;offsetMC&quot;)&amp;&amp;(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO().getColorBO(),&quot;offsetMC&quot;,0,e.getCABO().getColorBOStride(),t.context.UNSIGNED_BYTE,3,!0)||tm(&quot;Error setting &#x27;offsetMC&#x27; in shader VAO.&quot;)),e.getProgram().isAttributeUsed(&quot;radiusMC&quot;)&amp;&amp;(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),&quot;radiusMC&quot;,24,e.getCABO().getStride(),t.context.FLOAT,1,!1)||tm(&quot;Error setting &#x27;radiusMC&#x27; in shader VAO.&quot;))),n.setMapperShaderParameters(e,r,o)},e.setCameraShaderParameters=(e,n,r)=&gt;{const o=e.getProgram(),a=n.getActiveCamera(),i=t.openGLCamera.getKeyMatrices(n);if(o.isUniformUsed(&quot;VCPCMatrix&quot;)&amp;&amp;o.setUniformMatrix(&quot;VCPCMatrix&quot;,i.vcpc),r.getIsIdentity())o.isUniformUsed(&quot;MCVCMatrix&quot;)&amp;&amp;o.setUniformMatrix(&quot;MCVCMatrix&quot;,i.wcvc),o.isUniformUsed(&quot;normalMatrix&quot;)&amp;&amp;o.setUniformMatrix3x3(&quot;normalMatrix&quot;,i.normalMatrix);else{const e=t.openGLActor.getKeyMatrices();if(o.isUniformUsed(&quot;MCVCMatrix&quot;)){const t=new Float64Array(16);A(t,i.wcvc,e.mcwc),o.setUniformMatrix(&quot;MCVCMatrix&quot;,t)}if(o.isUniformUsed(&quot;normalMatrix&quot;)){const t=new Float64Array(9);p(t,i.normalMatrix,e.normalMatrix),o.setUniformMatrix3x3(&quot;normalMatrix&quot;,t)}}o.isUniformUsed(&quot;cameraParallel&quot;)&amp;&amp;e.getProgram().setUniformi(&quot;cameraParallel&quot;,a.getParallelProjection())},e.getOpenGLMode=(e,n)=&gt;t.context.TRIANGLES,e.buildBufferObjects=(e,n)=&gt;{const r=t.currentInput;if(null===r)return;t.renderable.mapScalars(r,1);const o=t.renderable.getColorMapColors(),a=t.primitives[t.primTypes.Tris].getCABO(),i=r.getPointData(),s=r.getPoints(),l=s.getNumberOfPoints(),c=s.getData();let u=3;u+=4;let d=null,p=0;a.setColorBOStride(4),a.getColorBO()||a.setColorBO(nd.newInstance()),a.getColorBO().setOpenGLRenderWindow(t._openGLRenderWindow),o&amp;&amp;(p=o.getNumberOfComponents(),a.setColorOffset(4),d=o.getData(),a.setColorBOStride(8)),a.setColorComponents(p),a.setStride(28);const f=new Float32Array(7*l*12),g=new Uint8Array(12*l*(d?8:4));let m=null,h=null;null!=t.renderable.getScaleArray()&amp;&amp;i.hasArray(t.renderable.getScaleArray())&amp;&amp;(m=i.getArray(t.renderable.getScaleArray()).getData()),null!=t.renderable.getOrientationArray()&amp;&amp;i.hasArray(t.renderable.getOrientationArray())?h=i.getArray(t.renderable.getOrientationArray()).getData():tm([&quot;Error setting orientationArray.\\n&quot;,&quot;You have to specify the stick orientation&quot;]);const v=[0,1,3,0,3,2,2,3,5,2,5,4];let T=0,x=0,y=0,b=0;for(let e=0;e&lt;l;++e){let n=t.renderable.getLength(),r=t.renderable.getRadius();m&amp;&amp;(n=m[2*e],r=m[2*e+1]);for(let t=0;t&lt;v.length;++t)T=3*e,f[y++]=c[T++],f[y++]=c[T++],f[y++]=c[T++],T=3*e,f[y++]=h[T++]*n,f[y++]=h[T++]*n,f[y++]=h[T++]*n,f[y++]=r,g[b++]=v[t]%2*255,g[b++]=v[t]&gt;=4?255:0,g[b++]=v[t]&gt;=2?255:0,g[b++]=255,x=e*p,d&amp;&amp;(g[b++]=d[x],g[b++]=d[x+1],g[b++]=d[x+2],g[b++]=d[x+3])}a.setElementCount(y/7),a.upload(f,Zu.ARRAY_BUFFER),a.getColorBO().upload(g,Zu.ARRAY_BUFFER),t.VBOBuildTime.modified()}}(e,t)}),&quot;vtkOpenGLStickMapper&quot;);vn(&quot;vtkStickMapper&quot;,rm);const om=[];om[&quot;-&quot;.charCodeAt(0)]=62,om[&quot;_&quot;.charCodeAt(0)]=63;const am=&quot;ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/&quot;;for(let e=0;e&lt;64;e++)om[am.charCodeAt(e)]=e;function im(e){return void 0!==om[e.charCodeAt(0)]}function sm(e,t,n,r){const{start:o,count:a}=t,i=a%4,s=Math.floor(a/4);let l=o,c=null,u=n;for(let t=0;t&lt;s;t++){for(;!im(e[l]);)l++;for(c=om[e.charCodeAt(l++)]&lt;&lt;18;!im(e[l]);)l++;for(c|=om[e.charCodeAt(l++)]&lt;&lt;12;!im(e[l]);)l++;for(c|=om[e.charCodeAt(l++)]&lt;&lt;6;!im(e[l]);)l++;c|=om[e.charCodeAt(l++)],r[u++]=c&gt;&gt;16&amp;255,r[u++]=c&gt;&gt;8&amp;255,r[u++]=255&amp;c}switch(i){case 3:for(;!im(e[l]);)l++;for(c=om[e.charCodeAt(l++)]&lt;&lt;10;!im(e[l]);)l++;for(c|=om[e.charCodeAt(l++)]&lt;&lt;4;!im(e[l]);)l++;c|=om[e.charCodeAt(l++)]&gt;&gt;2,r[u++]=c&gt;&gt;8&amp;255,r[u++]=255&amp;c;break;case 2:for(;!im(e[l]);)l++;for(c=om[e.charCodeAt(l++)]&lt;&lt;2;!im(e[l]);)l++;c|=om[e.charCodeAt(l++)]&gt;&gt;4,r[u++]=255&amp;c;break;case 1:throw new Error(&quot;BASE64: remain 1 should not happen&quot;)}return u}function lm(e,t,n){const r=(e&lt;&lt;16)+(t&lt;&lt;8)+n;return am[r&gt;&gt;18]+am[r&gt;&gt;12&amp;63]+am[r&gt;&gt;6&amp;63]+am[63&amp;r]}function cm(e){const t=new Uint8Array(e),n=e.byteLength%3,r=e.byteLength-n,o=Array(r/3);for(let e=0;e&lt;o.length;e++){const 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Float64Array(16)),d=x(new Float64Array(16)),p=new Float64Array(3),f=new Float64Array(3);function g(){t.viewPlaneNormal[0]=-t.directionOfProjection[0],t.viewPlaneNormal[1]=-t.directionOfProjection[1],t.viewPlaneNormal[2]=-t.directionOfProjection[2]}e.orthogonalizeViewUp=()=&gt;{const n=e.getViewMatrix();t.viewUp[0]=n[4],t.viewUp[1]=n[5],t.viewUp[2]=n[6],e.modified()},e.setPosition=(n,r,o)=&gt;{n===t.position[0]&amp;&amp;r===t.position[1]&amp;&amp;o===t.position[2]||(t.position[0]=n,t.position[1]=r,t.position[2]=o,e.computeDistance(),e.modified())},e.setFocalPoint=(n,r,o)=&gt;{n===t.focalPoint[0]&amp;&amp;r===t.focalPoint[1]&amp;&amp;o===t.focalPoint[2]||(t.focalPoint[0]=n,t.focalPoint[1]=r,t.focalPoint[2]=o,e.computeDistance(),e.modified())},e.setDistance=n=&gt;{if(t.distance===n)return;t.distance=n,t.distance&lt;1e-20&amp;&amp;(t.distance=1e-20,lh(&quot;Distance is set to minimum.&quot;));const r=t.directionOfProjection;t.focalPoint[0]=t.position[0]+r[0]*t.distance,t.focalPoint[1]=t.position[1]+r[1]*t.distance,t.focalPoint[2]=t.position[2]+r[2]*t.distance,e.modified()},e.computeDistance=()=&gt;{const e=t.focalPoint[0]-t.position[0],n=t.focalPoint[1]-t.position[1],r=t.focalPoint[2]-t.position[2];if(t.distance=Math.sqrt(e*e+n*n+r*r),t.distance&lt;1e-20){t.distance=1e-20,lh(&quot;Distance is set to minimum.&quot;);const e=t.directionOfProjection;t.focalPoint[0]=t.position[0]+e[0]*t.distance,t.focalPoint[1]=t.position[1]+e[1]*t.distance,t.focalPoint[2]=t.position[2]+e[2]*t.distance}t.directionOfProjection[0]=e/t.distance,t.directionOfProjection[1]=n/t.distance,t.directionOfProjection[2]=r/t.distance,g()},e.dolly=n=&gt;{if(n&lt;=0)return;const r=t.distance/n;e.setPosition(t.focalPoint[0]-r*t.directionOfProjection[0],t.focalPoint[1]-r*t.directionOfProjection[1],t.focalPoint[2]-r*t.directionOfProjection[2])},e.roll=n=&gt;{const r=t.position,o=t.focalPoint,a=t.viewUp,i=new Float64Array([a[0],a[1],a[2],0]);x(u);const s=new Float64Array([o[0]-r[0],o[1]-r[1],o[2]-r[2]]);P(u,u,wo(n),s),de(i,i,u),t.viewUp[0]=i[0],t.viewUp[1]=i[1],t.viewUp[2]=i[2],e.modified()},e.azimuth=n=&gt;{const r=t.focalPoint;x(d),C(d,d,r),P(d,d,wo(n),t.viewUp),C(d,d,[-r[0],-r[1],-r[2]]),oe(p,t.position,d),e.setPosition(p[0],p[1],p[2])},e.yaw=n=&gt;{const r=t.position;x(d),C(d,d,r),P(d,d,wo(n),t.viewUp),C(d,d,[-r[0],-r[1],-r[2]]),oe(f,t.focalPoint,d),e.setFocalPoint(f[0],f[1],f[2])},e.elevation=n=&gt;{const r=t.focalPoint,o=e.getViewMatrix(),a=[-o[0],-o[1],-o[2]];x(d),C(d,d,r),P(d,d,wo(n),a),C(d,d,[-r[0],-r[1],-r[2]]),oe(p,t.position,d),e.setPosition(p[0],p[1],p[2])},e.pitch=n=&gt;{const r=t.position,o=e.getViewMatrix(),a=[o[0],o[1],o[2]];x(d),C(d,d,r),P(d,d,wo(n),a),C(d,d,[-r[0],-r[1],-r[2]]),oe(f,t.focalPoint,d),e.setFocalPoint(...f)},e.zoom=n=&gt;{n&lt;=0||(t.parallelProjection?t.parallelScale/=n:t.viewAngle/=n,e.modified())},e.translate=(n,r,o)=&gt;{const a=[n,r,o];ko(t.position,a,t.position),ko(t.focalPoint,a,t.focalPoint),e.computeDistance(),e.modified()},e.applyTransform=n=&gt;{const r=[...t.viewUp,1],o=[],a=[],i=[];r[0]+=t.position[0],r[1]+=t.position[1],r[2]+=t.position[2],de(o,[...t.position,1],n),de(a,[...t.focalPoint,1],n),de(i,r,n),i[0]-=o[0],i[1]-=o[1],i[2]-=o[2],e.setPosition(...o.slice(0,3)),e.setFocalPoint(...a.slice(0,3)),e.setViewUp(...i.slice(0,3))},e.getThickness=()=&gt;t.clippingRange[1]-t.clippingRange[0],e.setThickness=n=&gt;{let r=n;r&lt;1e-20&amp;&amp;(r=1e-20,lh(&quot;Thickness is set to minimum.&quot;)),e.setClippingRange(t.clippingRange[0],t.clippingRange[0]+r)},e.setThicknessFromFocalPoint=n=&gt;{let r=n;r&lt;1e-20&amp;&amp;(r=1e-20,lh(&quot;Thickness is set to minimum.&quot;)),e.setClippingRange(t.distance-r/2,t.distance+r/2)},e.setRoll=e=&gt;{},e.getRoll=()=&gt;{},e.setObliqueAngles=(e,t)=&gt;{},e.getOrientation=()=&gt;{},e.getOrientationWXYZ=()=&gt;{},e.getFrustumPlanes=(t=1,n=new Float64Array(24))=&gt;{const r=[[1,0,0,1],[-1,0,0,1],[0,1,0,1],[0,-1,0,1],[0,0,1,1],[0,0,-1,1]],o=e.getCompositeProjectionMatrix(t,-1,1);for(let e=0;e&lt;6;e++)de(r[e],r[e],o),Xo(r[e]),n[4*e+0]=r[e][0],n[4*e+1]=r[e][1],n[4*e+2]=r[e][2],n[4*e+3]=r[e][3];return n},e.getCameraLightTransformMatrix=e=&gt;(T(e,t.cameraLightTransform),e),e.computeCameraLightTransform=()=&gt;{T(a,e.getViewMatrix()),b(a,a),M(i,[t.distance,t.distance,t.distance]),A(a,a,i),x(t.cameraLightTransform),C(t.cameraLightTransform,a,[0,0,-1])},e.deepCopy=e=&gt;{},e.physicalOrientationToWorldDirection=e=&gt;{const t=he(e[0],e[1],e[2],e[3]),n=pe(),r=he(0,0,1,0);var o,a;return a=t,(o=n)[0]=-a[0],o[1]=-a[1],o[2]=-a[2],o[3]=a[3],ge(r,t,r),ge(r,r,n),[r[0],r[1],r[2]]},e.getPhysicalToWorldMatrix=t=&gt;{e.getWorldToPhysicalMatrix(t),b(t,t)},e.getWorldToPhysicalMatrix=e=&gt;{x(e);const n=[3];Wo(t.physicalViewNorth,t.physicalViewUp,n),e[0]=n[0],e[1]=n[1],e[2]=n[2],e[4]=t.physicalViewUp[0],e[5]=t.physicalViewUp[1],e[6]=t.physicalViewUp[2],e[8]=-t.physicalViewNorth[0],e[9]=-t.physicalViewNorth[1],e[10]=-t.physicalViewNorth[2],y(e,e),Y(s,1/t.physicalScale,1/t.physicalScale,1/t.physicalScale),S(e,e,s),C(e,e,t.physicalTranslation)},e.computeViewParametersFromViewMatrix=i=&gt;{b(a,i),oe(s,n,a),e.computeDistance();const u=t.distance;e.setPosition(s[0],s[1],s[2]),oe(l,r,a),Z(l,l,s),te(l,l),e.setDirectionOfProjection(l[0],l[1],l[2]),oe(c,o,a),Z(c,c,s),te(c,c),e.setViewUp(c[0],c[1],c[2]),e.setDistance(u)},e.computeViewParametersFromPhysicalMatrix=t=&gt;{e.getWorldToPhysicalMatrix(a),A(a,t,a),e.computeViewParametersFromViewMatrix(a)},e.setModelTransformMatrix=e=&gt;{t.modelTransformMatrix=e},e.getModelTransformMatrix=()=&gt;t.modelTransformMatrix,e.setViewMatrix=n=&gt;{t.viewMatrix=n,t.viewMatrix&amp;&amp;(T(a,t.viewMatrix),e.computeViewParametersFromViewMatrix(a),y(t.viewMatrix,t.viewMatrix))},e.getViewMatrix=()=&gt;{if(t.viewMatrix)return t.modelTransformMatrix?(A(a,t.viewMatrix,t.modelTransformMatrix),a):t.viewMatrix;_(a,t.position,t.focalPoint,t.viewUp),y(a,a);const e=new Float64Array(16);return t.modelTransformMatrix?A(e,a,t.modelTransformMatrix):T(e,a),e},e.setProjectionMatrix=e=&gt;{t.projectionMatrix=e},e.getProjectionMatrix=(e,n,r)=&gt;{const o=new Float64Array(16);if(x(o),t.projectionMatrix){const e=1/t.physicalScale;return Y(s,e,e,e),T(o,t.projectionMatrix),S(o,o,s),y(o,o),o}x(a);const i=t.clippingRange[1]-t.clippingRange[0],l=[t.clippingRange[0]+(n+1)*i/2,t.clippingRange[0]+(r+1)*i/2];if(t.parallelProjection){const n=t.parallelScale*e,r=t.parallelScale,o=(t.windowCenter[0]-1)*n,i=(t.windowCenter[0]+1)*n,s=(t.windowCenter[1]-1)*r,c=(t.windowCenter[1]+1)*r;U(a,o,i,s,c,l[0],l[1]),y(a,a)}else{if(t.useOffAxisProjection)throw new Error(&quot;Off-Axis projection is not supported at this time&quot;);{const n=Math.tan(wo(t.viewAngle)/2);let r,o;!0===t.useHorizontalViewAngle?(r=t.clippingRange[0]*n,o=t.clippingRange[0]*n/e):(r=t.clippingRange[0]*n*e,o=t.clippingRange[0]*n);const i=(t.windowCenter[0]-1)*r,s=(t.windowCenter[0]+1)*r,c=(t.windowCenter[1]-1)*o,u=(t.windowCenter[1]+1)*o,d=l[0],p=l[1];a[0]=2*d/(s-i),a[5]=2*d/(u-c),a[2]=(i+s)/(s-i),a[6]=(c+u)/(u-c),a[10]=-(d+p)/(p-d),a[14]=-1,a[11]=-2*d*p/(p-d),a[15]=0}}return T(o,a),o},e.getCompositeProjectionMatrix=(t,n,r)=&gt;{const o=e.getViewMatrix(),a=e.getProjectionMatrix(t,n,r);return A(a,o,a),a},e.setDirectionOfProjection=(e,n,r)=&gt;{if(t.directionOfProjection[0]===e&amp;&amp;t.directionOfProjection[1]===n&amp;&amp;t.directionOfProjection[2]===r)return;t.directionOfProjection[0]=e,t.directionOfProjection[1]=n,t.directionOfProjection[2]=r;const o=t.directionOfProjection;t.focalPoint[0]=t.position[0]+o[0]*t.distance,t.focalPoint[1]=t.position[1]+o[1]*t.distance,t.focalPoint[2]=t.position[2]+o[2]*t.distance,g()},e.setDeviceAngles=(n,r,o,a)=&gt;{const i=[3];Wo(t.physicalViewNorth,t.physicalViewUp,i);const s=x(new Float64Array(16));P(s,s,wo(n),t.physicalViewUp),P(s,s,wo(r),i),P(s,s,wo(o),t.physicalViewNorth),P(s,s,wo(-a),t.physicalViewUp);const l=new Float64Array([-t.physicalViewUp[0],-t.physicalViewUp[1],-t.physicalViewUp[2]]),c=new Float64Array(t.physicalViewNorth);oe(l,l,s),oe(c,c,s),e.setDirectionOfProjection(l[0],l[1],l[2]),e.setViewUp(c[0],c[1],c[2]),e.modified()},e.setOrientationWXYZ=(t,n,r,o)=&gt;{const a=x(new Float64Array(16));if(0!==t&amp;&amp;(0!==n||0!==r||0!==o)){const e=wo(t),i=pe();fe(i,[n,r,o],e),F(a,i)}const i=new Float64Array(3);oe(i,[0,0,-1],a);const s=new Float64Array(3);oe(s,[0,1,0],a),e.setDirectionOfProjection(...i),e.setViewUp(...s),e.modified()},e.computeClippingRange=e=&gt;{let n=null,r=null;n=t.viewPlaneNormal,r=t.position;const o=-n[0],a=-n[1],i=-n[2],s=-(o*r[0]+a*r[1]+i*r[2]),l=[o*e[0]+a*e[2]+i*e[4]+s,1e-18];for(let t=0;t&lt;2;t++)for(let n=0;n&lt;2;n++)for(let r=0;r&lt;2;r++){const c=o*e[r]+a*e[2+n]+i*e[4+t]+s;l[0]=c&lt;l[0]?c:l[0],l[1]=c&gt;l[1]?c:l[1]}return l}}(e,t)}var dh={newInstance:sn.newInstance(uh,&quot;vtkCamera&quot;),extend:uh};const ph={switch:!0,intensity:1,color:[1,1,1],position:[0,0,1],focalPoint:[0,0,0],positional:!1,exponent:1,coneAngle:30,coneFalloff:5,attenuationValues:[1,0,0],transformMatrix:null,lightType:&quot;SceneLight&quot;,shadowAttenuation:1,direction:[0,0,0],directionMTime:0};function fh(e,t,n={}){Object.assign(t,ph,n),sn.obj(e,t),sn.setGet(e,t,[&quot;intensity&quot;,&quot;switch&quot;,&quot;positional&quot;,&quot;exponent&quot;,&quot;coneAngle&quot;,&quot;coneFalloff&quot;,&quot;transformMatrix&quot;,&quot;lightType&quot;,&quot;shadowAttenuation&quot;,&quot;attenuationValues&quot;]),sn.setGetArray(e,t,[&quot;color&quot;,&quot;position&quot;,&quot;focalPoint&quot;,&quot;attenuationValues&quot;],3),function(e,t){t.classHierarchy.push(&quot;vtkLight&quot;);const n=new Float64Array(3);e.getTransformedPosition=()=&gt;(t.transformMatrix?oe(n,t.position,t.transformMatrix):Y(n,t.position[0],t.position[1],t.position[2]),n),e.getTransformedFocalPoint=()=&gt;(t.transformMatrix?oe(n,t.focalPoint,t.transformMatrix):Y(n,t.focalPoint[0],t.focalPoint[1],t.focalPoint[2]),n),e.getDirection=()=&gt;(t.directionMTime&lt;t.mtime&amp;&amp;(le(t.direction,t.focalPoint,t.position),jo(t.direction),t.directionMTime=t.mtime),t.direction),e.setDirection=e=&gt;{const n=new Float64Array(3);le(n,t.position,e),t.focalPoint=n},e.setDirectionAngle=(t,n)=&gt;{const r=wo(t),o=wo(n);e.setPosition(Math.cos(r)*Math.sin(o),Math.sin(r),Math.cos(r)*Math.cos(o)),e.setFocalPoint(0,0,0),e.setPositional(0)},e.setLightTypeToHeadLight=()=&gt;{e.setLightType(&quot;HeadLight&quot;)},e.setLightTypeToCameraLight=()=&gt;{e.setLightType(&quot;CameraLight&quot;)},e.setLightTypeToSceneLight=()=&gt;{e.setTransformMatrix(null),e.setLightType(&quot;SceneLight&quot;)},e.lightTypeIsHeadLight=()=&gt;&quot;HeadLight&quot;===t.lightType,e.lightTypeIsSceneLight=()=&gt;&quot;SceneLight&quot;===t.lightType,e.lightTypeIsCameraLight=()=&gt;&quot;CameraLight&quot;===t.lightType}(e,t)}var gh={newInstance:sn.newInstance(fh,&quot;vtkLight&quot;),extend:fh,LIGHT_TYPES:[&quot;HeadLight&quot;,&quot;CameraLight&quot;,&quot;SceneLight&quot;]};const{vtkErrorMacro:mh}=sn;function hh(e,t){function n(e,t=[]){t.push(e);const r=e.getNestedProps();if(r&amp;&amp;r.length)for(let e=0;e&lt;r.length;e++)n(r[e],t);return t}var r;t.classHierarchy.push(&quot;vtkViewport&quot;),e.getViewProps=()=&gt;t.props,e.hasViewProp=e=&gt;t.props.includes(e),e.addViewProp=n=&gt;{n&amp;&amp;!e.hasViewProp(n)&amp;&amp;t.props.push(n)},e.removeViewProp=e=&gt;{const n=t.props.filter((t=&gt;t!==e));t.props.length!==n.length&amp;&amp;(t.props=n)},e.removeAllViewProps=()=&gt;{t.props=[]},e.getViewPropsWithNestedProps=()=&gt;{let e=[];t.actors2D=[];for(let r=0;r&lt;t.props.length;r++){const o=t.props[r].getActors2D();o&amp;&amp;(!Array.isArray(o)||o.length&gt;0)?t.actors2D=t.actors2D.concat(o):n(t.props[r],e)}return t.actors2D.sort(((e,t)=&gt;e.getLayerNumber()-t.getLayerNumber())),e=e.concat(t.actors2D),e},e.addActor2D=e.addViewProp,e.removeActor2D=t=&gt;{e.removeViewProp(t)},e.getActors2D=()=&gt;(t.actors2D=[],t.props.forEach((e=&gt;{t.actors2D=t.actors2D.concat(e.getActors2D())})),t.actors2D),e.displayToView=()=&gt;mh(&quot;call displayToView on your view instead&quot;),e.viewToDisplay=()=&gt;mh(&quot;callviewtodisplay on your view instead&quot;),e.getSize=()=&gt;mh(&quot;call getSize on your View instead&quot;),e.normalizedDisplayToProjection=(t,n,r)=&gt;{const o=e.normalizedDisplayToNormalizedViewport(t,n,r);return e.normalizedViewportToProjection(o[0],o[1],o[2])},e.normalizedDisplayToNormalizedViewport=(e,n,r)=&gt;{const o=[t.viewport[2]-t.viewport[0],t.viewport[3]-t.viewport[1]];return[(e-t.viewport[0])/o[0],(n-t.viewport[1])/o[1],r]},e.normalizedViewportToProjection=(e,t,n)=&gt;[2*e-1,2*t-1,2*n-1],e.projectionToNormalizedDisplay=(t,n,r)=&gt;{const o=e.projectionToNormalizedViewport(t,n,r);return e.normalizedViewportToNormalizedDisplay(o[0],o[1],o[2])},e.normalizedViewportToNormalizedDisplay=(e,n,r)=&gt;{const o=[t.viewport[2]-t.viewport[0],t.viewport[3]-t.viewport[1]];return[e*o[0]+t.viewport[0],n*o[1]+t.viewport[1],r]},e.projectionToNormalizedViewport=(e,t,n)=&gt;[.5*(e+1),.5*(t+1),.5*(n+1)],e.PickPropFrom=(r=&quot;PickPropFrom&quot;,()=&gt;mh(`vtkViewport::${r} - NOT IMPLEMENTED`))}const vh={background:[0,0,0],background2:[.2,.2,.2],gradientBackground:!1,viewport:[0,0,1,1],aspect:[1,1],pixelAspect:[1,1],props:[],actors2D:[]};function Th(e,t,n={}){Object.assign(t,vh,n),sn.obj(e,t),sn.event(e,t,&quot;event&quot;),sn.setGetArray(e,t,[&quot;viewport&quot;],4),sn.setGetArray(e,t,[&quot;background&quot;,&quot;background2&quot;],3),hh(e,t)}var xh={newInstance:sn.newInstance(Th,&quot;vtkViewport&quot;),extend:Th};const{vtkDebugMacro:yh,vtkErrorMacro:bh,vtkWarningMacro:Ah}=ln;function Ch(e){return()=&gt;bh(`vtkRenderer::${e} - NOT IMPLEMENTED`)}const Sh={pickedProp:null,activeCamera:null,allBounds:[],ambient:[1,1,1],allocatedRenderTime:100,timeFactor:1,automaticLightCreation:!0,twoSidedLighting:!0,lastRenderTimeInSeconds:-1,renderWindow:null,lights:[],actors:[],volumes:[],lightFollowCamera:!0,numberOfPropsRendered:0,propArray:null,pathArray:null,layer:0,preserveColorBuffer:!1,preserveDepthBuffer:!1,computeVisiblePropBounds:Ga(),interactive:!0,nearClippingPlaneTolerance:0,clippingRangeExpansion:.05,erase:!0,draw:!0,useShadows:!1,useDepthPeeling:!1,occlusionRatio:0,maximumNumberOfPeels:4,selector:null,delegate:null,texturedBackground:!1,backgroundTexture:null,environmentTexture:null,environmentTextureDiffuseStrength:1,environmentTextureSpecularStrength:1,useEnvironmentTextureAsBackground:!1,pass:0};function Ph(e,t,n={}){for(Object.assign(t,Sh,n),xh.extend(e,t,n),t.background||(t.background=[0,0,0,1]);t.background.length&lt;3;)t.background.push(0);3===t.background.length&amp;&amp;t.background.push(1),Bt(e,t,[&quot;_renderWindow&quot;,&quot;allocatedRenderTime&quot;,&quot;timeFactor&quot;,&quot;lastRenderTimeInSeconds&quot;,&quot;numberOfPropsRendered&quot;,&quot;lastRenderingUsedDepthPeeling&quot;,&quot;selector&quot;]),Gt(e,t,[&quot;twoSidedLighting&quot;,&quot;lightFollowCamera&quot;,&quot;automaticLightCreation&quot;,&quot;erase&quot;,&quot;draw&quot;,&quot;nearClippingPlaneTolerance&quot;,&quot;clippingRangeExpansion&quot;,&quot;backingStore&quot;,&quot;interactive&quot;,&quot;layer&quot;,&quot;preserveColorBuffer&quot;,&quot;preserveDepthBuffer&quot;,&quot;useDepthPeeling&quot;,&quot;occlusionRatio&quot;,&quot;maximumNumberOfPeels&quot;,&quot;delegate&quot;,&quot;backgroundTexture&quot;,&quot;texturedBackground&quot;,&quot;environmentTexture&quot;,&quot;environmentTextureDiffuseStrength&quot;,&quot;environmentTextureSpecularStrength&quot;,&quot;useEnvironmentTextureAsBackground&quot;,&quot;useShadows&quot;,&quot;pass&quot;]),Ut(e,t,[&quot;actors&quot;,&quot;volumes&quot;,&quot;lights&quot;]),Kt(e,t,[&quot;background&quot;],4,1),zt(0,t,[&quot;renderWindow&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkRenderer&quot;);const n={type:&quot;ComputeVisiblePropBoundsEvent&quot;,renderer:e},r={type:&quot;ResetCameraClippingRangeEvent&quot;,renderer:e},o={type:&quot;ResetCameraEvent&quot;,renderer:e};e.updateCamera=()=&gt;(t.activeCamera||(yh(&quot;No cameras are on, creating one.&quot;),e.getActiveCameraAndResetIfCreated()),t.activeCamera.render(e),!0),e.updateLightsGeometryToFollowCamera=()=&gt;{const n=e.getActiveCameraAndResetIfCreated();t.lights.forEach((e=&gt;{e.lightTypeIsSceneLight()||(e.lightTypeIsHeadLight()?(e.setPositionFrom(n.getPositionByReference()),e.setFocalPointFrom(n.getFocalPointByReference()),e.modified(n.getMTime())):e.lightTypeIsCameraLight()?e.setTransformMatrix(n.getCameraLightTransformMatrix(v())):bh(&quot;light has unknown light type&quot;,e.get()))}))},e.updateLightGeometry=()=&gt;!t.lightFollowCamera||e.updateLightsGeometryToFollowCamera(),e.allocateTime=Ch(&quot;allocateTime&quot;),e.updateGeometry=Ch(&quot;updateGeometry&quot;),e.getVTKWindow=()=&gt;t._renderWindow,e.setLayer=n=&gt;{yh(e.getClassName(),e,&quot;setting Layer to &quot;,n),t.layer!==n&amp;&amp;(t.layer=n,e.modified()),e.setPreserveColorBuffer(!!n)},e.setActiveCamera=n=&gt;t.activeCamera!==n&amp;&amp;(t.activeCamera=n,e.modified(),e.invokeEvent({type:&quot;ActiveCameraEvent&quot;,camera:n}),!0),e.makeCamera=()=&gt;{const t=dh.newInstance();return e.invokeEvent({type:&quot;CreateCameraEvent&quot;,camera:t}),t},e.getActiveCamera=()=&gt;(t.activeCamera||(t.activeCamera=e.makeCamera()),t.activeCamera),e.getActiveCameraAndResetIfCreated=()=&gt;(t.activeCamera||(e.getActiveCamera(),e.resetCamera()),t.activeCamera),e.getActors=()=&gt;(t.actors=[],t.props.forEach((e=&gt;{t.actors=t.actors.concat(e.getActors())})),t.actors),e.addActor=e.addViewProp,e.removeActor=n=&gt;{t.actors=t.actors.filter((e=&gt;e!==n)),e.removeViewProp(n),e.modified()},e.removeAllActors=()=&gt;{e.getActors().forEach((t=&gt;{e.removeViewProp(t)})),t.actors=[],e.modified()},e.getVolumes=()=&gt;(t.volumes=[],t.props.forEach((e=&gt;{t.volumes=t.volumes.concat(e.getVolumes())})),t.volumes),e.addVolume=e.addViewProp,e.removeVolume=n=&gt;{t.volumes=t.volumes.filter((e=&gt;e!==n)),e.removeViewProp(n),e.modified()},e.removeAllVolumes=()=&gt;{e.getVolumes().forEach((t=&gt;{e.removeViewProp(t)})),t.volumes=[],e.modified()},e.hasLight=e=&gt;t.lights.includes(e),e.addLight=n=&gt;{n&amp;&amp;!e.hasLight(n)&amp;&amp;(t.lights.push(n),e.modified())},e.removeLight=n=&gt;{t.lights=t.lights.filter((e=&gt;e!==n)),e.modified()},e.removeAllLights=()=&gt;{t.lights=[],e.modified()},e.setLightCollection=n=&gt;{t.lights=n,e.modified()},e.makeLight=gh.newInstance,e.createLight=()=&gt;{t.automaticLightCreation&amp;&amp;(t._createdLight&amp;&amp;(e.removeLight(t._createdLight),t._createdLight.delete(),t._createdLight=null),t._createdLight=e.makeLight(),e.addLight(t._createdLight),t._createdLight.setLightTypeToHeadLight(),t._createdLight.setPosition(e.getActiveCamera().getPosition()),t._createdLight.setFocalPoint(e.getActiveCamera().getFocalPoint()))},e.normalizedDisplayToWorld=(t,n,r,o)=&gt;{let a=e.normalizedDisplayToProjection(t,n,r);return a=e.projectionToView(a[0],a[1],a[2],o),e.viewToWorld(a[0],a[1],a[2])},e.worldToNormalizedDisplay=(t,n,r,o)=&gt;{let a=e.worldToView(t,n,r);return a=e.viewToProjection(a[0],a[1],a[2],o),e.projectionToNormalizedDisplay(a[0],a[1],a[2])},e.viewToWorld=(e,n,r)=&gt;{if(null===t.activeCamera)return bh(&quot;ViewToWorld: no active camera, cannot compute view to world, returning 0,0,0&quot;),[0,0,0];const o=t.activeCamera.getViewMatrix();b(o,o),y(o,o);const a=new Float64Array([e,n,r]);return oe(a,a,o),a},e.projectionToView=(e,n,r,o)=&gt;{if(null===t.activeCamera)return bh(&quot;ProjectionToView: no active camera, cannot compute projection to view, returning 0,0,0&quot;),[0,0,0];const a=t.activeCamera.getProjectionMatrix(o,-1,1);b(a,a),y(a,a);const i=new Float64Array([e,n,r]);return oe(i,i,a),i},e.worldToView=(e,n,r)=&gt;{if(null===t.activeCamera)return bh(&quot;WorldToView: no active camera, cannot compute view to world, returning 0,0,0&quot;),[0,0,0];const o=t.activeCamera.getViewMatrix();y(o,o);const a=new Float64Array([e,n,r]);return oe(a,a,o),a},e.viewToProjection=(e,n,r,o)=&gt;{if(null===t.activeCamera)return bh(&quot;ViewToProjection: no active camera, cannot compute view to projection, returning 0,0,0&quot;),[0,0,0];const a=t.activeCamera.getProjectionMatrix(o,-1,1);y(a,a);const i=new Float64Array([e,n,r]);return oe(i,i,a),i},e.computeVisiblePropBounds=()=&gt;{t.allBounds[0]=Hi.INIT_BOUNDS[0],t.allBounds[1]=Hi.INIT_BOUNDS[1],t.allBounds[2]=Hi.INIT_BOUNDS[2],t.allBounds[3]=Hi.INIT_BOUNDS[3],t.allBounds[4]=Hi.INIT_BOUNDS[4],t.allBounds[5]=Hi.INIT_BOUNDS[5];let r=!0;e.invokeEvent(n);for(let e=0;e&lt;t.props.length;++e){const n=t.props[e];if(n.getVisibility()&amp;&amp;n.getUseBounds()){const e=n.getBounds();e&amp;&amp;Oa(e)&amp;&amp;(r=!1,e[0]&lt;t.allBounds[0]&amp;&amp;(t.allBounds[0]=e[0]),e[1]&gt;t.allBounds[1]&amp;&amp;(t.allBounds[1]=e[1]),e[2]&lt;t.allBounds[2]&amp;&amp;(t.allBounds[2]=e[2]),e[3]&gt;t.allBounds[3]&amp;&amp;(t.allBounds[3]=e[3]),e[4]&lt;t.allBounds[4]&amp;&amp;(t.allBounds[4]=e[4]),e[5]&gt;t.allBounds[5]&amp;&amp;(t.allBounds[5]=e[5]))}}return r&amp;&amp;(Ia(t.allBounds),yh(&quot;Can&#x27;t compute bounds, no 3D props are visible&quot;)),t.allBounds},e.resetCamera=(n=null)=&gt;{const r=n||e.computeVisiblePropBounds(),a=[0,0,0];if(!Oa(r))return yh(&quot;Cannot reset camera!&quot;),!1;let i=null;if(!e.getActiveCamera())return bh(&quot;Trying to reset non-existent camera&quot;),!1;i=t.activeCamera.getViewPlaneNormal(),t.activeCamera.setViewAngle(30),a[0]=(r[0]+r[1])/2,a[1]=(r[2]+r[3])/2,a[2]=(r[4]+r[5])/2;let s=r[1]-r[0],l=r[3]-r[2],c=r[5]-r[4];s*=s,l*=l,c*=c;let u=s+l+c;u=0===u?1:u,u=.5*Math.sqrt(u);const 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e=wo(t.activeCamera.getViewAngle());i=.2*Math.tan(e/2)*a[1]}return a[1]-a[0]&lt;i&amp;&amp;(i=i-a[1]+a[0],a[1]+=i/2,a[0]-=i/2),a[0]&lt;0&amp;&amp;(a[0]=0),a[0]=.99*a[0]-(a[1]-a[0])*t.clippingRangeExpansion,a[1]=1.01*a[1]+(a[1]-a[0])*t.clippingRangeExpansion,a[0]=a[0]&gt;=a[1]?.01*a[1]:a[0],t.nearClippingPlaneTolerance||(t.nearClippingPlaneTolerance=.01),a[0]&lt;t.nearClippingPlaneTolerance*a[1]&amp;&amp;(a[0]=t.nearClippingPlaneTolerance*a[1]),t.activeCamera.setClippingRange(a[0],a[1]),e.invokeEvent(r),!1},e.setRenderWindow=e=&gt;{e!==t._renderWindow&amp;&amp;(t._vtkWindow=e,t._renderWindow=e)},e.visibleActorCount=()=&gt;t.props.filter((e=&gt;e.getVisibility())).length,e.visibleVolumeCount=e.visibleActorCount,e.getMTime=()=&gt;{let e=t.mtime;const n=t.activeCamera?t.activeCamera.getMTime():0;n&gt;e&amp;&amp;(e=n);const r=t._createdLight?t._createdLight.getMTime():0;return r&gt;e&amp;&amp;(e=r),e},e.getTransparent=()=&gt;!!t.preserveColorBuffer,e.isActiveCameraCreated=()=&gt;!!t.activeCamera}(e,t)}var wh={newInstance:Xt(Ph,&quot;vtkRenderer&quot;),extend:Ph};const Ih=Object.create(null);function Oh(e,t){Ih[e]=t}function Rh(e,t={}){return Ih[e]&amp;&amp;Ih[e](t)}const Mh={defaultViewAPI:&quot;WebGL&quot;,renderers:[],views:[],interactor:null,neverRendered:!0,numberOfLayers:1,childRenderWindows:[]};function Dh(e,t,n={}){Object.assign(t,Mh,n),sn.obj(e,t),sn.setGet(e,t,[&quot;interactor&quot;,&quot;numberOfLayers&quot;,&quot;_views&quot;,&quot;defaultViewAPI&quot;]),sn.get(e,t,[&quot;neverRendered&quot;]),sn.getArray(e,t,[&quot;renderers&quot;,&quot;childRenderWindows&quot;]),sn.moveToProtected(e,t,[&quot;views&quot;]),sn.event(e,t,&quot;completion&quot;),function(e,t){t.classHierarchy.push(&quot;vtkRenderWindow&quot;),e.addRenderer=n=&gt;{e.hasRenderer(n)||(n.setRenderWindow(e),t.renderers.push(n),e.modified())},e.removeRenderer=n=&gt;{t.renderers=t.renderers.filter((e=&gt;e!==n)),e.modified()},e.hasRenderer=e=&gt;-1!==t.renderers.indexOf(e),e.newAPISpecificView=(e,n={})=&gt;Rh(e||t.defaultViewAPI,n),e.addView=n=&gt;{e.hasView(n)||(n.setRenderable(e),t._views.push(n),e.modified())},e.removeView=n=&gt;{t._views=t._views.filter((e=&gt;e!==n)),e.modified()},e.hasView=e=&gt;-1!==t._views.indexOf(e),e.preRender=()=&gt;{t.renderers.forEach((e=&gt;{e.isActiveCameraCreated()||e.resetCamera()}))},e.render=()=&gt;{e.preRender(),t.interactor?t.interactor.render():t._views.forEach((e=&gt;e.traverseAllPasses()))},e.getStatistics=()=&gt;{const e={propCount:0,invisiblePropCount:0,gpuMemoryMB:0};return t._views.forEach((t=&gt;{t.getGraphicsMemoryInfo&amp;&amp;(e.gpuMemoryMB+=t.getGraphicsMemoryInfo()/1e6)})),t.renderers.forEach((n=&gt;{const r=n.getViewProps(),o=t._views[0].getViewNodeFor(n);r.forEach((t=&gt;{if(t.getVisibility()){e.propCount+=1;const n=t.getMapper&amp;&amp;t.getMapper();if(n&amp;&amp;n.getPrimitiveCount){const t=o.getViewNodeFor(n);if(t){t.getAllocatedGPUMemoryInBytes&amp;&amp;(e.gpuMemoryMB+=t.getAllocatedGPUMemoryInBytes()/1e6);const r=n.getPrimitiveCount();Object.keys(r).forEach((t=&gt;{e[t]||(e[t]=0),e[t]+=r[t]}))}}}else e.invisiblePropCount+=1}))})),e.str=Object.keys(e).map((t=&gt;`${t}: ${e[t]}`)).join(&quot;\\n&quot;),e},e.captureImages=(n=&quot;image/png&quot;,r={})=&gt;(sn.setImmediate(e.render),t._views.map((e=&gt;e.captureNextImage?e.captureNextImage(n,r):void 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Bh={Device:Vh,Input:Lh,Axis:{Unknown:0,TouchpadX:1,TouchpadY:2,ThumbstickX:3,ThumbstickY:4},MouseButton:{LeftButton:1,MiddleButton:2,RightButton:3}};const{Device:Fh,Input:Nh}=Bh,{vtkWarningMacro:kh,vtkErrorMacro:Gh,normalizeWheel:Uh,vtkOnceErrorMacro:_h}=sn,Kh={ctrlKey:!1,altKey:!1,shiftKey:!1},zh={&quot;xr-standard&quot;:[Nh.Trigger,Nh.Grip,Nh.TrackPad,Nh.Thumbstick,Nh.A,Nh.B]},Wh=[&quot;StartAnimation&quot;,&quot;Animation&quot;,&quot;EndAnimation&quot;,&quot;PointerEnter&quot;,&quot;PointerLeave&quot;,&quot;MouseEnter&quot;,&quot;MouseLeave&quot;,&quot;StartMouseMove&quot;,&quot;MouseMove&quot;,&quot;EndMouseMove&quot;,&quot;LeftButtonPress&quot;,&quot;LeftButtonRelease&quot;,&quot;MiddleButtonPress&quot;,&quot;MiddleButtonRelease&quot;,&quot;RightButtonPress&quot;,&quot;RightButtonRelease&quot;,&quot;KeyPress&quot;,&quot;KeyDown&quot;,&quot;KeyUp&quot;,&quot;StartMouseWheel&quot;,&quot;MouseWheel&quot;,&quot;EndMouseWheel&quot;,&quot;StartPinch&quot;,&quot;Pinch&quot;,&quot;EndPinch&quot;,&quot;StartPan&quot;,&quot;Pan&quot;,&quot;EndPan&quot;,&quot;StartRotate&quot;,&quot;Rotate&quot;,&quot;EndRotate&quot;,&quot;Button3D&quot;,&quot;Move3D&quot;,&quot;StartPointerLock&quot;,&quot;EndPointerLock&quot;,&quot;StartInteraction&quot;,&quot;Interaction&quot;,&quot;EndInteraction&quot;,&quot;AnimationFrameRateUpdate&quot;];function Hh(e){e.cancelable&amp;&amp;e.preventDefault()}function jh(e){const t=Object.create(null);return e.forEach((({pointerId:e,position:n})=&gt;{t[e]=n})),t}const Xh={renderWindow:null,interactorStyle:null,picker:null,pickingManager:null,initialized:!1,enabled:!1,enableRender:!0,currentRenderer:null,lightFollowCamera:!0,desiredUpdateRate:30,stillUpdateRate:2,container:null,recognizeGestures:!0,currentGesture:&quot;Start&quot;,animationRequest:null,lastFrameTime:.1,recentAnimationFrameRate:10,wheelTimeoutID:0,moveTimeoutID:0,lastGamepadValues:{},preventDefaultOnPointerDown:!1,preventDefaultOnPointerUp:!1,mouseScrollDebounceByPass:!1};function qh(e,t,n={}){Object.assign(t,Xh,n),sn.obj(e,t),t._animationExtendedEnd=0,sn.event(e,t,&quot;RenderEvent&quot;),Wh.forEach((n=&gt;sn.event(e,t,n))),sn.get(e,t,[&quot;initialized&quot;,&quot;interactorStyle&quot;,&quot;lastFrameTime&quot;,&quot;recentAnimationFrameRate&quot;,&quot;_view&quot;]),sn.setGet(e,t,[&quot;container&quot;,&quot;lightFollowCamera&quot;,&quot;enabled&quot;,&quot;enableRender&quot;,&quot;recognizeGestures&quot;,&quot;desiredUpdateRate&quot;,&quot;stillUpdateRate&quot;,&quot;picker&quot;,&quot;preventDefaultOnPointerDown&quot;,&quot;preventDefaultOnPointerUp&quot;,&quot;mouseScrollDebounceByPass&quot;]),sn.moveToProtected(e,t,[&quot;view&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkRenderWindowInteractor&quot;);const n={...e},r=new Set,o=new Map;let a=1,i=0;function s(n,r){t._forcedRenderer||(t.currentRenderer=e.findPokedRenderer(n,r))}e.start=()=&gt;{(t.initialized||(e.initialize(),t.initialized))&amp;&amp;e.startEventLoop()},e.setRenderWindow=e=&gt;{Gh(&quot;you want to call setView(view) instead of setRenderWindow on a vtk.js interactor&quot;)},e.setInteractorStyle=n=&gt;{t.interactorStyle!==n&amp;&amp;(null!=t.interactorStyle&amp;&amp;t.interactorStyle.setInteractor(null),t.interactorStyle=n,null!=t.interactorStyle&amp;&amp;t.interactorStyle.getInteractor()!==e&amp;&amp;t.interactorStyle.setInteractor(e))},e.initialize=()=&gt;{t.initialized=!0,e.enable(),e.render()},e.enable=()=&gt;e.setEnabled(!0),e.disable=()=&gt;e.setEnabled(!1),e.startEventLoop=()=&gt;kh(&quot;empty event loop&quot;),e.getCurrentRenderer=()=&gt;(t.currentRenderer||s(0,0),t.currentRenderer);const l=t._getScreenEventPositionFor||function(e){const n=t._view.getCanvas(),r=n.getBoundingClientRect(),a=n.width/r.width,i=n.height/r.height,l={x:a*(e.clientX-r.left),y:i*(r.height-e.clientY+r.top),z:0,movementX:a*e.movementX,movementY:i*e.movementY};return(o.size&lt;=1||!t.currentRenderer)&amp;&amp;s(l.x,l.y),l};function c(e){return{controlKey:e.ctrlKey,altKey:e.altKey,shiftKey:e.shiftKey}}function u(e){const t=c(e);return{key:e.key,keyCode:e.charCode,...t}}function d(e){return e.pointerType||&quot;&quot;}const p=()=&gt;{if(null===t.container)return;const{container:n}=t;n.addEventListener(&quot;contextmenu&quot;,Hh),n.addEventListener(&quot;wheel&quot;,e.handleWheel),n.addEventListener(&quot;DOMMouseScroll&quot;,e.handleWheel),n.addEventListener(&quot;pointerenter&quot;,e.handlePointerEnter),n.addEventListener(&quot;pointerleave&quot;,e.handlePointerLeave),n.addEventListener(&quot;pointermove&quot;,e.handlePointerMove,{passive:!1}),n.addEventListener(&quot;pointerdown&quot;,e.handlePointerDown,{passive:!1}),n.addEventListener(&quot;pointerup&quot;,e.handlePointerUp),n.addEventListener(&quot;pointercancel&quot;,e.handlePointerCancel),n.addEventListener(&quot;keypress&quot;,e.handleKeyPress),n.addEventListener(&quot;keydown&quot;,e.handleKeyDown),document.addEventListener(&quot;keyup&quot;,e.handleKeyUp),document.addEventListener(&quot;pointerlockchange&quot;,e.handlePointerLockChange),n.tabIndex=0,n.style.touchAction=&quot;none&quot;,n.style.userSelect=&quot;none&quot;,n.style.webkitTapHighlightColor=&quot;rgba(0,0,0,0)&quot;};e.bindEvents=e=&gt;{null!==e&amp;&amp;n.setContainer(e)&amp;&amp;p()};const f=()=&gt;{clearTimeout(t.moveTimeoutID),clearTimeout(t.wheelTimeoutID),t.moveTimeoutID=0,t.wheelTimeoutID=0,a=1;const{container:n}=t;n&amp;&amp;(n.removeEventListener(&quot;contextmenu&quot;,Hh),n.removeEventListener(&quot;wheel&quot;,e.handleWheel),n.removeEventListener(&quot;DOMMouseScroll&quot;,e.handleWheel),n.removeEventListener(&quot;pointerenter&quot;,e.handlePointerEnter),n.removeEventListener(&quot;pointerleave&quot;,e.handlePointerLeave),n.removeEventListener(&quot;pointermove&quot;,e.handlePointerMove,{passive:!1}),n.removeEventListener(&quot;pointerdown&quot;,e.handlePointerDown,{passive:!1}),n.removeEventListener(&quot;pointerup&quot;,e.handlePointerUp),n.removeEventListener(&quot;pointercancel&quot;,e.handlePointerCancel),n.removeEventListener(&quot;keypress&quot;,e.handleKeyPress),n.removeEventListener(&quot;keydown&quot;,e.handleKeyDown)),document.removeEventListener(&quot;keyup&quot;,e.handleKeyUp),document.removeEventListener(&quot;pointerlockchange&quot;,e.handlePointerLockChange),o.clear(),i=0};function g(t,n,r){n&amp;~r&amp;1&amp;&amp;e.leftButtonReleaseEvent(t),n&amp;~r&amp;4&amp;&amp;e.middleButtonReleaseEvent(t),n&amp;~r&amp;2&amp;&amp;e.rightButtonReleaseEvent(t),~n&amp;r&amp;1&amp;&amp;e.leftButtonPressEvent(t),~n&amp;r&amp;4&amp;&amp;e.middleButtonPressEvent(t),~n&amp;r&amp;2&amp;&amp;e.rightButtonPressEvent(t)}function m(){t._view&amp;&amp;t.enabled&amp;&amp;t.enableRender&amp;&amp;(t.inRender=!0,t._view.traverseAllPasses(),t.inRender=!1),e.invokeRenderEvent()}e.unbindEvents=()=&gt;{f(),n.setContainer(null)},e.handleKeyPress=t=&gt;{const n=u(t);e.keyPressEvent(n)},e.handleKeyDown=t=&gt;{const n=u(t);e.keyDownEvent(n)},e.handleKeyUp=t=&gt;{const n=u(t);e.keyUpEvent(n)},e.handlePointerEnter=t=&gt;{const n={...c(t),position:l(t),deviceType:d(t)};e.pointerEnterEvent(n),&quot;mouse&quot;===n.deviceType&amp;&amp;e.mouseEnterEvent(n)},e.handlePointerLeave=t=&gt;{const n={...c(t),position:l(t),deviceType:d(t)};e.pointerLeaveEvent(n),&quot;mouse&quot;===n.deviceType&amp;&amp;e.mouseLeaveEvent(n)},e.handlePointerDown=n=&gt;{if(!(n.button&gt;2||e.isPointerLocked()))switch(t.preventDefaultOnPointerDown&amp;&amp;Hh(n),n.target.hasPointerCapture(n.pointerId)&amp;&amp;n.target.releasePointerCapture(n.pointerId),t.container.setPointerCapture(n.pointerId),o.has(n.pointerId)&amp;&amp;kh(&quot;[RenderWindowInteractor] duplicate pointerId detected&quot;),o.set(n.pointerId,{pointerId:n.pointerId,position:l(n)}),n.pointerType){case&quot;pen&quot;:case&quot;touch&quot;:e.handleTouchStart(n);break;default:e.handleMouseDown(n),i=n.buttons}},e.handlePointerUp=n=&gt;{if(o.has(n.pointerId))switch(t.preventDefaultOnPointerUp&amp;&amp;Hh(n),o.delete(n.pointerId),t.container.releasePointerCapture(n.pointerId),n.pointerType){case&quot;pen&quot;:case&quot;touch&quot;:e.handleTouchEnd(n);break;default:{const t=[1,4,2][n.button]??0;g({...c(n),position:l(n),deviceType:d(n)},i&amp;~t,n.buttons&amp;~t),e.handleMouseUp(n),i=n.buttons;break}}},e.handlePointerCancel=t=&gt;{if(o.has(t.pointerId))switch(o.delete(t.pointerId),t.pointerType){case&quot;pen&quot;:case&quot;touch&quot;:e.handleTouchEnd(t);break;default:g({...c(t),position:l(t),deviceType:d(t)},i,0),i=0}},e.handlePointerMove=t=&gt;{switch(o.has(t.pointerId)&amp;&amp;(o.get(t.pointerId).position=l(t)),t.pointerType){case&quot;pen&quot;:case&quot;touch&quot;:e.handleTouchMove(t);break;default:{const n=t.buttons;n!==i&amp;&amp;(g({...c(t),position:l(t),deviceType:d(t)},i,n),i=n),e.handleMouseMove(t);break}}},e.handleMouseDown=t=&gt;{const n={...c(t),position:l(t),deviceType:d(t)};switch(t.button){case 0:e.leftButtonPressEvent(n);break;case 1:e.middleButtonPressEvent(n);break;case 2:e.rightButtonPressEvent(n);break;default:Gh(`Unknown mouse button pressed: ${t.button}`)}},e.requestPointerLock=()=&gt;{t.container&amp;&amp;t.container.requestPointerLock()},e.exitPointerLock=()=&gt;document.exitPointerLock?.(),e.isPointerLocked=()=&gt;!!t.container&amp;&amp;document.pointerLockElement===t.container,e.handlePointerLockChange=()=&gt;{e.isPointerLocked()?e.startPointerLockEvent():e.endPointerLockEvent()},e.requestAnimation=n=&gt;{void 0!==n?r.has(n)?kh(&quot;requester is already registered for animating&quot;):(r.add(n),t.animationRequest||1!==r.size||t.xrAnimation||(t._animationStartTime=Date.now(),t._animationFrameCount=0,t.animationRequest=requestAnimationFrame(e.handleAnimation),e.startAnimationEvent())):Gh(&quot;undefined requester, can not start animating&quot;)},e.extendAnimation=n=&gt;{const o=Date.now()+n;t._animationExtendedEnd=Math.max(t._animationExtendedEnd,o),t.animationRequest||0!==r.size||t.xrAnimation||(t._animationStartTime=Date.now(),t._animationFrameCount=0,t.animationRequest=requestAnimationFrame(e.handleAnimation),e.startAnimationEvent())},e.isAnimating=()=&gt;t.xrAnimation||null!==t.animationRequest,e.cancelAnimation=(n,o=!1)=&gt;{if(r.has(n))r.delete(n),t.animationRequest&amp;&amp;0===r.size&amp;&amp;Date.now()&gt;t._animationExtendedEnd&amp;&amp;(cancelAnimationFrame(t.animationRequest),t.animationRequest=null,e.endAnimationEvent(),e.render());else if(!o){const e=n&amp;&amp;n.getClassName?n.getClassName():n;kh(`${e} did not request an animation`)}},e.switchToXRAnimation=()=&gt;{t.animationRequest&amp;&amp;(cancelAnimationFrame(t.animationRequest),t.animationRequest=null),t.xrAnimation=!0},e.returnFromXRAnimation=()=&gt;{t.xrAnimation=!1,0!==r.size&amp;&amp;(t.recentAnimationFrameRate=10,t.animationRequest=requestAnimationFrame(e.handleAnimation))},e.updateXRGamepads=(n,r,o)=&gt;{n.inputSources.forEach((n=&gt;{const a=null==n.gripSpace?null:r.getPose(n.gripSpace,o),i=null==n.gripSpace?null:r.getPose(n.targetRaySpace,o),s=n.gamepad,l=n.handedness;if(s){s.index in t.lastGamepadValues||(t.lastGamepadValues[s.index]={left:{buttons:{}},right:{buttons:{}},none:{buttons:{}}});for(let r=0;r&lt;s.buttons.length;++r)r in t.lastGamepadValues[s.index][l].buttons||(t.lastGamepadValues[s.index][l].buttons[r]=!1),t.lastGamepadValues[s.index][l].buttons[r]!==s.buttons[r].pressed&amp;&amp;null!=a&amp;&amp;(e.button3DEvent({gamepad:s,position:a.transform.position,orientation:a.transform.orientation,targetPosition:i.transform.position,targetOrientation:i.transform.orientation,pressed:s.buttons[r].pressed,device:&quot;left&quot;===n.handedness?Fh.LeftController:Fh.RightController,input:zh[s.mapping]&amp;&amp;zh[s.mapping][r]?zh[s.mapping][r]:Nh.Trigger}),t.lastGamepadValues[s.index][l].buttons[r]=s.buttons[r].pressed),t.lastGamepadValues[s.index][l].buttons[r]&amp;&amp;null!=a&amp;&amp;e.move3DEvent({gamepad:s,position:a.transform.position,orientation:a.transform.orientation,targetPosition:i.transform.position,targetOrientation:i.transform.orientation,device:&quot;left&quot;===n.handedness?Fh.LeftController:Fh.RightController})}}))},e.handleMouseMove=n=&gt;{const r={...c(n),position:l(n),deviceType:d(n)};0===t.moveTimeoutID?e.startMouseMoveEvent(r):(e.mouseMoveEvent(r),clearTimeout(t.moveTimeoutID)),t.moveTimeoutID=setTimeout((()=&gt;{e.endMouseMoveEvent(),t.moveTimeoutID=0}),200)},e.handleAnimation=()=&gt;{const n=Date.now();t._animationFrameCount++,n-t._animationStartTime&gt;1e3&amp;&amp;t._animationFrameCount&gt;1&amp;&amp;(t.recentAnimationFrameRate=1e3*(t._animationFrameCount-1)/(n-t._animationStartTime),t.lastFrameTime=1/t.recentAnimationFrameRate,e.animationFrameRateUpdateEvent(),t._animationStartTime=n,t._animationFrameCount=1),e.animationEvent(),m(),r.size&gt;0||Date.now()&lt;t._animationExtendedEnd?t.animationRequest=requestAnimationFrame(e.handleAnimation):(cancelAnimationFrame(t.animationRequest),t.animationRequest=null,e.endAnimationEvent(),e.render())},e.handleWheel=n=&gt;{Hh(n);const r={...Uh(n),...c(n),position:l(n),deviceType:d(n)};0===t.wheelTimeoutID&amp;&amp;(a=Math.abs(r.spinY)&gt;=.3?Math.abs(r.spinY):1),r.spinY/=a,0===t.wheelTimeoutID?(e.startMouseWheelEvent(r),e.mouseWheelEvent(r)):(e.mouseWheelEvent(r),clearTimeout(t.wheelTimeoutID)),t.mouseScrollDebounceByPass?(e.extendAnimation(600),e.endMouseWheelEvent(),t.wheelTimeoutID=0):t.wheelTimeoutID=setTimeout((()=&gt;{e.extendAnimation(600),e.endMouseWheelEvent(),t.wheelTimeoutID=0}),200)},e.handleMouseUp=t=&gt;{const n={...c(t),position:l(t),deviceType:d(t)};switch(t.button){case 0:e.leftButtonReleaseEvent(n);break;case 1:e.middleButtonReleaseEvent(n);break;case 2:e.rightButtonReleaseEvent(n);break;default:Gh(`Unknown mouse button released: ${t.button}`)}},e.handleTouchStart=n=&gt;{const r=[...o.values()];if(t.recognizeGestures&amp;&amp;r.length&gt;1){const t=jh(o);if(2===r.length){const t={...c(Kh),position:r[0].position,deviceType:d(n)};e.leftButtonReleaseEvent(t)}e.recognizeGesture(&quot;TouchStart&quot;,t)}else if(1===r.length){const t={...c(Kh),position:l(n),deviceType:d(n)};e.leftButtonPressEvent(t)}},e.handleTouchMove=n=&gt;{const r=[...o.values()];if(t.recognizeGestures&amp;&amp;r.length&gt;1){const t=jh(o);e.recognizeGesture(&quot;TouchMove&quot;,t)}else if(1===r.length){const t={...c(Kh),position:r[0].position,deviceType:d(n)};e.mouseMoveEvent(t)}},e.handleTouchEnd=n=&gt;{const r=[...o.values()];if(t.recognizeGestures)if(0===r.length){const t={...c(Kh),position:l(n),deviceType:d(n)};e.leftButtonReleaseEvent(t)}else if(1===r.length){const t=jh(o);e.recognizeGesture(&quot;TouchEnd&quot;,t);const a={...c(Kh),position:r[0].position,deviceType:d(n)};e.leftButtonPressEvent(a)}else{const t=jh(o);e.recognizeGesture(&quot;TouchMove&quot;,t)}else if(1===r.length){const t={...c(Kh),position:r[0].position,deviceType:d(n)};e.leftButtonReleaseEvent(t)}},e.setView=n=&gt;{t._view!==n&amp;&amp;(t._view=n,t._view.getRenderable().setInteractor(e),e.modified())},e.getFirstRenderer=()=&gt;t._view?.getRenderable()?.getRenderersByReference()?.[0],e.findPokedRenderer=(e=0,n=0)=&gt;{if(!t._view)return null;const r=t._view?.getRenderable()?.getRenderers();if(!r||0===r.length)return null;r.sort(((e,t)=&gt;e.getLayer()-t.getLayer()));let o=null,a=null,i=null,s=r.length;for(;s--;){const l=r[s];if(t._view.isInViewport(e,n,l)&amp;&amp;l.getInteractive()){i=l;break}null===o&amp;&amp;l.getInteractive()&amp;&amp;(o=l),null===a&amp;&amp;t._view.isInViewport(e,n,l)&amp;&amp;(a=l)}return null===i&amp;&amp;(i=o),null===i&amp;&amp;(i=a),null==i&amp;&amp;(i=r[0]),i},e.render=()=&gt;{e.isAnimating()||t.inRender||m()},Wh.forEach((n=&gt;{const r=n.charAt(0).toLowerCase()+n.slice(1);e[`${r}Event`]=r=&gt;{if(!t.enabled)return;if(!e.getCurrentRenderer())return void _h(&quot;\\n          Can not forward events without a current renderer on the interactor.\\n        &quot;);const o={type:n,pokedRenderer:t.currentRenderer,firstRenderer:e.getFirstRenderer(),...r};e[`invoke${n}`](o)}})),e.recognizeGesture=(n,r)=&gt;{if(Object.keys(r).length&gt;2)return;if(t.startingEventPositions||(t.startingEventPositions={}),&quot;TouchStart&quot;===n)return Object.keys(r).forEach((e=&gt;{t.startingEventPositions[e]=r[e]})),void(t.currentGesture=&quot;Start&quot;);if(&quot;TouchEnd&quot;===n)return&quot;Pinch&quot;===t.currentGesture&amp;&amp;(e.render(),e.endPinchEvent()),&quot;Rotate&quot;===t.currentGesture&amp;&amp;(e.render(),e.endRotateEvent()),&quot;Pan&quot;===t.currentGesture&amp;&amp;(e.render(),e.endPanEvent()),t.currentGesture=&quot;Start&quot;,void(t.startingEventPositions={});let o=0;const a=[],i=[];Object.keys(r).forEach((e=&gt;{a[o]=r[e],i[o]=t.startingEventPositions[e],o++}));const s=Math.sqrt((i[0].x-i[1].x)*(i[0].x-i[1].x)+(i[0].y-i[1].y)*(i[0].y-i[1].y)),l=Math.sqrt((a[0].x-a[1].x)*(a[0].x-a[1].x)+(a[0].y-a[1].y)*(a[0].y-a[1].y));let c=Io(Math.atan2(i[1].y-i[0].y,i[1].x-i[0].x)),u=Io(Math.atan2(a[1].y-a[0].y,a[1].x-a[0].x)),d=u-c;u=u+180&gt;=360?u-180:u+180,c=c+180&gt;=360?c-180:c+180,Math.abs(u-c)&lt;Math.abs(d)&amp;&amp;(d=u-c);const p=[];if(p[0]=(a[0].x-i[0].x+a[1].x-i[1].x)/2,p[1]=(a[0].y-i[0].y+a[1].y-i[1].y)/2,&quot;TouchMove&quot;===n)if(&quot;Start&quot;===t.currentGesture){let n=.01*Math.sqrt(t.container.clientWidth*t.container.clientWidth+t.container.clientHeight*t.container.clientHeight);n&lt;15&amp;&amp;(n=15);const o=Math.abs(l-s),a=3.1415926*l*Math.abs(d)/360,i=Math.sqrt(p[0]*p[0]+p[1]*p[1]);if(o&gt;n&amp;&amp;o&gt;a&amp;&amp;o&gt;i){t.currentGesture=&quot;Pinch&quot;;const n={scale:1,touches:r};e.startPinchEvent(n)}else if(a&gt;n&amp;&amp;a&gt;i){t.currentGesture=&quot;Rotate&quot;;const n={rotation:0,touches:r};e.startRotateEvent(n)}else if(i&gt;n){t.currentGesture=&quot;Pan&quot;;const n={translation:[0,0],touches:r};e.startPanEvent(n)}}else{if(&quot;Rotate&quot;===t.currentGesture){const t={rotation:d,touches:r};e.rotateEvent(t)}if(&quot;Pinch&quot;===t.currentGesture){const t={scale:l/s,touches:r};e.pinchEvent(t)}if(&quot;Pan&quot;===t.currentGesture){const t={translation:p,touches:r};e.panEvent(t)}}},e.handleVisibilityChange=()=&gt;{t._animationStartTime=Date.now(),t._animationFrameCount=0},e.setCurrentRenderer=e=&gt;{t._forcedRenderer=!!e,t.currentRenderer=e},e.setContainer=e=&gt;{f();const t=n.setContainer(e??null);return t&amp;&amp;p(),t},e.delete=()=&gt;{for(;r.size;)e.cancelAnimation(r.values().next().value);void 0!==document.hidden&amp;&amp;document.removeEventListener(&quot;visibilitychange&quot;,e.handleVisibilityChange),t.container&amp;&amp;e.setContainer(null),n.delete()},void 0!==document.hidden&amp;&amp;document.addEventListener(&quot;visibilitychange&quot;,e.handleVisibilityChange,!1)}(e,t)}var Yh={newInstance:sn.newInstance(qh,&quot;vtkRenderWindowInteractor&quot;),extend:qh,handledEvents:Wh,...Bh};const{vtkErrorMacro:Jh,VOID:Zh}=sn;const Qh={computeWorldToDisplay:function(e,t,n,r){return e.getRenderWindow().getViews()[0].worldToDisplay(t,n,r,e)},computeDisplayToWorld:function(e,t,n,r){return e.getRenderWindow().getViews()[0].displayToWorld(t,n,r,e)}};const $h={enabled:!0,priority:0,processEvents:!0,subscribedEvents:[]};function ev(e,t,n={}){Object.assign(t,$h,n),sn.obj(e,t),sn.event(e,t,&quot;InteractionEvent&quot;),sn.event(e,t,&quot;StartInteractionEvent&quot;),sn.event(e,t,&quot;EndInteractionEvent&quot;),sn.get(e,t,[&quot;_interactor&quot;,&quot;enabled&quot;]),sn.setGet(e,t,[&quot;priority&quot;,&quot;processEvents&quot;]),sn.moveToProtected(e,t,[&quot;interactor&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkInteractorObserver&quot;);const n={...e};function r(){for(;t.subscribedEvents.length;)t.subscribedEvents.pop().unsubscribe()}function o(){Yh.handledEvents.forEach((n=&gt;{e[`handle${n}`]&amp;&amp;t.subscribedEvents.push(t._interactor[`on${n}`]((r=&gt;t.processEvents?e[`handle${n}`](r):Zh),t.priority))}))}e.setInteractor=n=&gt;{n!==t._interactor&amp;&amp;(r(),t._interactor=n,n&amp;&amp;t.enabled&amp;&amp;o(),e.modified())},e.setEnabled=n=&gt;{n!==t.enabled&amp;&amp;(r(),n&amp;&amp;(t._interactor?o():Jh(&quot;\\n          The interactor must be set before subscribing to events\\n        &quot;)),t.enabled=n,e.modified())},e.computeDisplayToWorld=(e,n,r,o)=&gt;e?t._interactor.getView().displayToWorld(n,r,o,e):null,e.computeWorldToDisplay=(e,n,r,o)=&gt;e?t._interactor.getView().worldToDisplay(n,r,o,e):null,e.setPriority=e=&gt;{n.setPriority(e)&amp;&amp;t._interactor&amp;&amp;(r(),o())}}(e,t)}var tv={newInstance:sn.newInstance(ev,&quot;vtkInteractorObserver&quot;),extend:ev,...Qh};var nv={States:{IS_START:0,IS_NONE:0,IS_ROTATE:1,IS_PAN:2,IS_SPIN:3,IS_DOLLY:4,IS_CAMERA_POSE:11,IS_WINDOW_LEVEL:1024,IS_SLICE:1025}};const{States:rv}=nv,ov={Rotate:rv.IS_ROTATE,Pan:rv.IS_PAN,Spin:rv.IS_SPIN,Dolly:rv.IS_DOLLY,CameraPose:rv.IS_CAMERA_POSE,WindowLevel:rv.IS_WINDOW_LEVEL,Slice:rv.IS_SLICE};const av={state:rv.IS_NONE,handleObservers:1,autoAdjustCameraClippingRange:1};function iv(e,t,n={}){Object.assign(t,av,n),tv.extend(e,t,n),sn.setGet(e,t,[&quot;focusedRenderer&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkInteractorStyle&quot;),Object.keys(ov).forEach((n=&gt;{sn.event(e,t,`Start${n}Event`),e[`start${n}`]=()=&gt;{t.state===rv.IS_NONE&amp;&amp;(t.state=ov[n],t._interactor.requestAnimation(e),e.invokeStartInteractionEvent({type:&quot;StartInteractionEvent&quot;}),e[`invokeStart${n}Event`]({type:`Start${n}Event`}))},sn.event(e,t,`End${n}Event`),e[`end${n}`]=()=&gt;{t.state===ov[n]&amp;&amp;(t.state=rv.IS_NONE,t._interactor.cancelAnimation(e),e.invokeEndInteractionEvent({type:&quot;EndInteractionEvent&quot;}),e[`invokeEnd${n}Event`]({type:`End${n}Event`}),t._interactor.render())}})),t.getRenderer=e=&gt;t.focusedRenderer||e.pokedRenderer,e.handleKeyPress=e=&gt;{const n=t._interactor;let r=null;switch(e.key){case&quot;r&quot;:case&quot;R&quot;:t.getRenderer(e).resetCamera(),n.render();break;case&quot;w&quot;:case&quot;W&quot;:r=t.getRenderer(e).getActors(),r.forEach((e=&gt;{const t=e.getProperty();t.setRepresentationToWireframe&amp;&amp;t.setRepresentationToWireframe()})),n.render();break;case&quot;s&quot;:case&quot;S&quot;:r=t.getRenderer(e).getActors(),r.forEach((e=&gt;{const t=e.getProperty();t.setRepresentationToSurface&amp;&amp;t.setRepresentationToSurface()})),n.render();break;case&quot;v&quot;:case&quot;V&quot;:r=t.getRenderer(e).getActors(),r.forEach((e=&gt;{const t=e.getProperty();t.setRepresentationToPoints&amp;&amp;t.setRepresentationToPoints()})),n.render()}}}(e,t)}var sv={newInstance:sn.newInstance(iv,&quot;vtkInteractorStyle&quot;),extend:iv,...nv};const{States:lv}=nv;const cv={motionFactor:10,zoomFactor:10};function uv(e,t,n={}){Object.assign(t,cv,n),sv.extend(e,t,n),sn.setGet(e,t,[&quot;motionFactor&quot;,&quot;zoomFactor&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkInteractorStyleTrackballCamera&quot;),e.handleMouseMove=n=&gt;{const r=n.position,o=t.getRenderer(n);switch(t.state){case lv.IS_ROTATE:e.handleMouseRotate(o,r),e.invokeInteractionEvent({type:&quot;InteractionEvent&quot;});break;case lv.IS_PAN:e.handleMousePan(o,r),e.invokeInteractionEvent({type:&quot;InteractionEvent&quot;});break;case lv.IS_DOLLY:e.handleMouseDolly(o,r),e.invokeInteractionEvent({type:&quot;InteractionEvent&quot;});break;case lv.IS_SPIN:e.handleMouseSpin(o,r),e.invokeInteractionEvent({type:&quot;InteractionEvent&quot;})}t.previousPosition=r},e.handleButton3D=n=&gt;{!n||!n.pressed||n.device!==Vh.RightController||n.input!==Lh.Trigger&amp;&amp;n.input!==Lh.TrackPad?!n||n.pressed||n.device!==Vh.RightController||n.input!==Lh.Trigger&amp;&amp;n.input!==Lh.TrackPad||t.state!==lv.IS_CAMERA_POSE||e.endCameraPose():e.startCameraPose()},e.handleMove3D=n=&gt;{t.state===lv.IS_CAMERA_POSE&amp;&amp;e.updateCameraPose(n)},e.updateCameraPose=e=&gt;{const n=t.getRenderer(e).getActiveCamera(),r=n.getPhysicalTranslation(),o=.025*n.getPhysicalScale(),a=n.physicalOrientationToWorldDirection([e.orientation.x,e.orientation.y,e.orientation.z,e.orientation.w]);n.setPhysicalTranslation(r[0]+a[0]*o,r[1]+a[1]*o,r[2]+a[2]*o)},e.handleLeftButtonPress=n=&gt;{const r=n.position;t.previousPosition=r,n.shiftKey?n.controlKey||n.altKey?e.startDolly():e.startPan():n.controlKey||n.altKey?e.startSpin():e.startRotate()},e.handleLeftButtonRelease=()=&gt;{switch(t.state){case lv.IS_DOLLY:e.endDolly();break;case lv.IS_PAN:e.endPan();break;case lv.IS_SPIN:e.endSpin();break;case lv.IS_ROTATE:e.endRotate()}},e.handleStartMouseWheel=()=&gt;{e.startDolly()},e.handleEndMouseWheel=()=&gt;{e.endDolly()},e.handleStartPinch=n=&gt;{t.previousScale=n.scale,e.startDolly()},e.handleEndPinch=()=&gt;{e.endDolly()},e.handleStartRotate=n=&gt;{t.previousRotation=n.rotation,e.startRotate()},e.handleEndRotate=()=&gt;{e.endRotate()},e.handleStartPan=n=&gt;{t.previousTranslation=n.translation,e.startPan()},e.handleEndPan=()=&gt;{e.endPan()},e.handlePinch=n=&gt;{e.dollyByFactor(t.getRenderer(n),n.scale/t.previousScale),t.previousScale=n.scale},e.handlePan=n=&gt;{const r=t.getRenderer(n).getActiveCamera();let o=r.getFocalPoint();o=e.computeWorldToDisplay(t.getRenderer(n),o[0],o[1],o[2]);const a=o[2],i=n.translation,s=t.previousTranslation,l=e.computeDisplayToWorld(t.getRenderer(n),o[0]+i[0]-s[0],o[1]+i[1]-s[1],a),c=e.computeDisplayToWorld(t.getRenderer(n),o[0],o[1],a),u=[];u[0]=c[0]-l[0],u[1]=c[1]-l[1],u[2]=c[2]-l[2],o=r.getFocalPoint();const d=r.getPosition();r.setFocalPoint(u[0]+o[0],u[1]+o[1],u[2]+o[2]),r.setPosition(u[0]+d[0],u[1]+d[1],u[2]+d[2]),t._interactor.getLightFollowCamera()&amp;&amp;t.getRenderer(n).updateLightsGeometryToFollowCamera(),r.orthogonalizeViewUp(),t.previousTranslation=n.translation},e.handleRotate=e=&gt;{const n=t.getRenderer(e).getActiveCamera();n.roll(e.rotation-t.previousRotation),n.orthogonalizeViewUp(),t.previousRotation=e.rotation},e.handleMouseRotate=(e,n)=&gt;{if(!t.previousPosition)return;const r=t._interactor,o=n.x-t.previousPosition.x,a=n.y-t.previousPosition.y,i=r.getView().getViewportSize(e);let s=-.1,l=-.1;i[0]&amp;&amp;i[1]&amp;&amp;(s=-20/i[1],l=-20/i[0]);const c=o*l*t.motionFactor,u=a*s*t.motionFactor,d=e.getActiveCamera();Number.isNaN(c)||Number.isNaN(u)||(d.azimuth(c),d.elevation(u),d.orthogonalizeViewUp()),t.autoAdjustCameraClippingRange&amp;&amp;e.resetCameraClippingRange(),r.getLightFollowCamera()&amp;&amp;e.updateLightsGeometryToFollowCamera()},e.handleMouseSpin=(e,n)=&gt;{if(!t.previousPosition)return;const r=t._interactor,o=e.getActiveCamera(),a=r.getView().getViewportCenter(e),i=Io(Math.atan2(t.previousPosition.y-a[1],t.previousPosition.x-a[0])),s=Io(Math.atan2(n.y-a[1],n.x-a[0]))-i;Number.isNaN(s)||(o.roll(s),o.orthogonalizeViewUp())},e.handleMousePan=(n,r)=&gt;{if(!t.previousPosition)return;const o=n.getActiveCamera();let a=o.getFocalPoint();a=e.computeWorldToDisplay(n,a[0],a[1],a[2]);const i=a[2],s=e.computeDisplayToWorld(n,r.x,r.y,i),l=e.computeDisplayToWorld(n,t.previousPosition.x,t.previousPosition.y,i),c=[];c[0]=l[0]-s[0],c[1]=l[1]-s[1],c[2]=l[2]-s[2],a=o.getFocalPoint();const u=o.getPosition();o.setFocalPoint(c[0]+a[0],c[1]+a[1],c[2]+a[2]),o.setPosition(c[0]+u[0],c[1]+u[1],c[2]+u[2]),t._interactor.getLightFollowCamera()&amp;&amp;n.updateLightsGeometryToFollowCamera()},e.handleMouseDolly=(n,r)=&gt;{if(!t.previousPosition)return;const o=r.y-t.previousPosition.y,a=t._interactor.getView().getViewportCenter(n),i=t.motionFactor*o/a[1];e.dollyByFactor(n,1.1**i)},e.handleMouseWheel=n=&gt;{const r=1-n.spinY/t.zoomFactor;e.dollyByFactor(t.getRenderer(n),r)},e.dollyByFactor=(e,n)=&gt;{if(Number.isNaN(n))return;const r=e.getActiveCamera();r.getParallelProjection()?r.setParallelScale(r.getParallelScale()/n):(r.dolly(n),t.autoAdjustCameraClippingRange&amp;&amp;e.resetCameraClippingRange()),t._interactor.getLightFollowCamera()&amp;&amp;e.updateLightsGeometryToFollowCamera()}}(e,t)}var dv={newInstance:sn.newInstance(uv,&quot;vtkInteractorStyleTrackballCamera&quot;),extend:uv};function pv(e){return e}function fv(e){return null===e||&quot;null&quot;===e?null:&quot;true&quot;===e||&quot;false&quot;!==e&amp;&amp;(void 0!==e&amp;&amp;&quot;undefined&quot;!==e?&quot;[&quot;===e[0]&amp;&amp;&quot;]&quot;===e[e.length-1]?e.substring(1,e.length-1).split(&quot;,&quot;).map((e=&gt;fv(e.trim()))):&quot;&quot;===e||Number.isNaN(Number(e))?e:Number(e):void 0)}var gv={toNativeType:fv,extractURLParameters:function(e=!0,t=window.location.search){const n={},r=e?fv:pv;return new URLSearchParams(t).forEach(((e,t)=&gt;{t&amp;&amp;(n[t]=!e||r(e))})),n}};const mv={delegates:[],currentOperation:null,preDelegateOperations:[],postDelegateOperations:[],currentParent:null};function hv(e,t,n={}){Object.assign(t,mv,n),sn.obj(e,t),sn.get(e,t,[&quot;currentOperation&quot;]),sn.setGet(e,t,[&quot;delegates&quot;,&quot;_currentParent&quot;,&quot;preDelegateOperations&quot;,&quot;postDelegateOperations&quot;]),sn.moveToProtected(e,t,[&quot;currentParent&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkRenderPass&quot;),e.getOperation=()=&gt;t.currentOperation,e.setCurrentOperation=e=&gt;{t.currentOperation=e,t.currentTraverseOperation=`traverse${sn.capitalize(t.currentOperation)}`},e.getTraverseOperation=()=&gt;t.currentTraverseOperation,e.traverse=(n,r=null)=&gt;{t.deleted||(t._currentParent=r,t.preDelegateOperations.forEach((t=&gt;{e.setCurrentOperation(t),n.traverse(e)})),t.delegates.forEach((t=&gt;{t.traverse(n,e)})),t.postDelegateOperations.forEach((t=&gt;{e.setCurrentOperation(t),n.traverse(e)})))}}(e,t)}var vv={newInstance:sn.newInstance(hv,&quot;vtkRenderPass&quot;),extend:hv};const{Representation:Tv}=us,{vtkErrorMacro:xv}=sn;function yv(e){const t=vd.substitute(e.Fragment,&quot;//VTK::RenderPassFragmentShader::Impl&quot;,&quot;\\n      float weight = gl_FragData[0].a * pow(max(1.1 - gl_FragCoord.z, 0.0), 2.0);\\n      gl_FragData[0] = vec4(gl_FragData[0].rgb*weight, gl_FragData[0].a);\\n      gl_FragData[1].r = weight;\\n    &quot;,!1);e.Fragment=t.result}const bv={framebuffer:null,copyShader:null,tris:null};function Av(e,t,n={}){Object.assign(t,bv,n),vv.extend(e,t,n),t.VBOBuildTime={},sn.obj(t.VBOBuildTime,{mtime:0}),t.tris=Sd.newInstance(),sn.get(e,t,[&quot;framebuffer&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkOpenGLOrderIndependentTranslucentPass&quot;),e.createVertexBuffer=()=&gt;{const e=new Float32Array([-1,-1,-1,1,-1,-1,-1,1,-1,1,1,-1]),n=new Float32Array([0,0,1,0,0,1,1,1]),r=new Uint16Array([4,0,1,3,2]),o=Is.newInstance({numberOfComponents:3,values:e});o.setName(&quot;points&quot;);const a=Is.newInstance({numberOfComponents:2,values:n});a.setName(&quot;tcoords&quot;);const i=Is.newInstance({numberOfComponents:1,values:r});t.tris.getCABO().createVBO(i,&quot;polys&quot;,Tv.SURFACE,{points:o,tcoords:a,cellOffset:0}),t.VBOBuildTime.modified()},e.createFramebuffer=e=&gt;{const n=e.getSize(),r=e.getContext();t.framebuffer=Gp.newInstance(),t.framebuffer.setOpenGLRenderWindow(e),t.framebuffer.create(...n),t.framebuffer.saveCurrentBindingsAndBuffers(),t.framebuffer.bind(),t.translucentRGBATexture=Hd.newInstance(),t.translucentRGBATexture.setInternalFormat(r.RGBA16F),t.translucentRGBATexture.setFormat(r.RGBA),t.translucentRGBATexture.setOpenGLDataType(r.HALF_FLOAT),t.translucentRGBATexture.setOpenGLRenderWindow(e),t.translucentRGBATexture.create2DFromRaw({width:n[0],height:n[1],numComps:4,dataType:&quot;Float32Array&quot;,data:null}),t.translucentRTexture=Hd.newInstance(),t.translucentRTexture.setInternalFormat(r.R16F),t.translucentRTexture.setFormat(r.RED),t.translucentRTexture.setOpenGLDataType(r.HALF_FLOAT),t.translucentRTexture.setOpenGLRenderWindow(e),t.translucentRTexture.create2DFromRaw({width:n[0],height:n[1],numComps:1,dataType:&quot;Float32Array&quot;,data:null}),t.translucentZTexture=Hd.newInstance(),t.translucentZTexture.setOpenGLRenderWindow(e),t.translucentZTexture.createDepthFromRaw({width:n[0],height:n[1],dataType:&quot;Float32Array&quot;,data:null}),t.framebuffer.setColorBuffer(t.translucentRGBATexture,0),t.framebuffer.setColorBuffer(t.translucentRTexture,1),t.framebuffer.setDepthBuffer(t.translucentZTexture)},e.createCopyShader=e=&gt;{t.copyShader=e.getShaderCache().readyShaderProgramArray([&quot;//VTK::System::Dec&quot;,&quot;attribute vec4 vertexDC;&quot;,&quot;attribute vec2 tcoordTC;&quot;,&quot;varying vec2 tcoord;&quot;,&quot;void main() { tcoord = tcoordTC; gl_Position = vertexDC; }&quot;].join(&quot;\\n&quot;),&quot;//VTK::System::Dec\\n\\nin vec2 tcoord;\\n\\nuniform sampler2D translucentRTexture;\\nuniform sampler2D translucentRGBATexture;\\n\\n// the output of this shader\\n//VTK::Output::Dec\\n\\nvoid main()\\n{\\n  vec4 t1Color = texture(translucentRGBATexture, tcoord);\\n  float t2Color = texture(translucentRTexture, tcoord).r;\\n  gl_FragData[0] = vec4(t1Color.rgb/max(t2Color,0.01), 1.0 - t1Color.a);\\n}\\n&quot;,&quot;&quot;)},e.createVBO=n=&gt;{const r=n.getContext();t.tris.setOpenGLRenderWindow(n),e.createVertexBuffer();const o=t.copyShader;t.tris.getCABO().bind(),t.copyVAO.addAttributeArray(o,t.tris.getCABO(),&quot;vertexDC&quot;,t.tris.getCABO().getVertexOffset(),t.tris.getCABO().getStride(),r.FLOAT,3,r.FALSE)||xv(&quot;Error setting vertexDC in copy shader VAO.&quot;),t.copyVAO.addAttributeArray(o,t.tris.getCABO(),&quot;tcoordTC&quot;,t.tris.getCABO().getTCoordOffset(),t.tris.getCABO().getStride(),r.FLOAT,2,r.FALSE)||xv(&quot;Error setting vertexDC in copy shader VAO.&quot;)},e.traverse=(n,r,o)=&gt;{if(t.deleted)return;const a=n.getSize(),i=n.getContext();if(t._supported=!1,r.getSelector()||!i||!n.getWebgl2()||!i.getExtension(&quot;EXT_color_buffer_half_float&quot;)&amp;&amp;!i.getExtension(&quot;EXT_color_buffer_float&quot;))return e.setCurrentOperation(&quot;translucentPass&quot;),void r.traverse(e);if(t._supported=!0,null===t.framebuffer)e.createFramebuffer(n);else{const r=t.framebuffer.getSize();null===r||r[0]!==a[0]||r[1]!==a[1]?(t.framebuffer.releaseGraphicsResources(),t.translucentRGBATexture.releaseGraphicsResources(n),t.translucentRTexture.releaseGraphicsResources(n),t.translucentZTexture.releaseGraphicsResources(n),e.createFramebuffer(n)):(t.framebuffer.saveCurrentBindingsAndBuffers(),t.framebuffer.bind())}i.drawBuffers([i.COLOR_ATTACHMENT0]),i.clearBufferfv(i.COLOR,0,[0,0,0,0]),i.clearBufferfv(i.DEPTH,0,[1]),i.colorMask(!1,!1,!1,!1),o.getOpaqueActorCount()&gt;0&amp;&amp;(o.setCurrentOperation(&quot;opaqueZBufferPass&quot;),r.traverse(o)),i.colorMask(!0,!0,!0,!0),i.drawBuffers([i.COLOR_ATTACHMENT0,i.COLOR_ATTACHMENT1]),i.viewport(0,0,a[0],a[1]),i.scissor(0,0,a[0],a[1]),i.clearBufferfv(i.COLOR,0,[0,0,0,1]),i.clearBufferfv(i.COLOR,1,[0,0,0,0]),i.enable(i.DEPTH_TEST),i.enable(i.BLEND),i.blendFuncSeparate(i.ONE,i.ONE,i.ZERO,i.ONE_MINUS_SRC_ALPHA),e.setCurrentOperation(&quot;translucentPass&quot;),r.traverse(e),i.drawBuffers([i.NONE]),t.framebuffer.restorePreviousBindingsAndBuffers(),null===t.copyShader?e.createCopyShader(n):n.getShaderCache().readyShaderProgram(t.copyShader),t.copyVAO||(t.copyVAO=yd.newInstance(),t.copyVAO.setOpenGLRenderWindow(n)),t.copyVAO.bind(),t.VBOBuildTime.getMTime()&lt;e.getMTime()&amp;&amp;e.createVBO(n),i.blendFuncSeparate(i.SRC_ALPHA,i.ONE_MINUS_SRC_ALPHA,i.ONE,i.ONE_MINUS_SRC_ALPHA),i.depthMask(!1),i.depthFunc(i.ALWAYS),i.viewport(0,0,a[0],a[1]),i.scissor(0,0,a[0],a[1]),t.translucentRGBATexture.activate(),t.copyShader.setUniformi(&quot;translucentRGBATexture&quot;,t.translucentRGBATexture.getTextureUnit()),t.translucentRTexture.activate(),t.copyShader.setUniformi(&quot;translucentRTexture&quot;,t.translucentRTexture.getTextureUnit()),i.drawArrays(i.TRIANGLES,0,t.tris.getCABO().getElementCount()),i.depthMask(!0),i.depthFunc(i.LEQUAL),t.translucentRGBATexture.deactivate(),t.translucentRTexture.deactivate();const s=r.getTiledSizeAndOrigin();i.scissor(s.lowerLeftU,s.lowerLeftV,s.usize,s.vsize),i.viewport(s.lowerLeftU,s.lowerLeftV,s.usize,s.vsize)},e.getShaderReplacement=()=&gt;t._supported?yv:null,e.releaseGraphicsResources=n=&gt;{t.framebuffer&amp;&amp;(t.framebuffer.releaseGraphicsResources(n),t.framebuffer=null),t.translucentRGBATexture&amp;&amp;(t.translucentRGBATexture.releaseGraphicsResources(n),t.translucentRGBATexture=null),t.translucentRTexture&amp;&amp;(t.translucentRTexture.releaseGraphicsResources(n),t.translucentRTexture=null),t.translucentZTexture&amp;&amp;(t.translucentZTexture.releaseGraphicsResources(n),t.translucentZTexture=null),t.copyVAO&amp;&amp;(t.copyVAO.releaseGraphicsResources(n),t.copyVAO=null),t.copyShader&amp;&amp;(t.copyShader.releaseGraphicsResources(n),t.copyShader=null),t.tris&amp;&amp;(t.tris.releaseGraphicsResources(n),t.tris=null),e.modified()}}(e,t)}var Cv={newInstance:sn.newInstance(Av,&quot;vtkOpenGLOrderIndependentTranslucentPass&quot;),extend:Av};const Sv={opaqueActorCount:0,translucentActorCount:0,volumeCount:0,overlayActorCount:0,framebuffer:null,depthRequested:!1};function Pv(e,t,n={}){Object.assign(t,Sv,n),vv.extend(e,t,n),sn.get(e,t,[&quot;framebuffer&quot;,&quot;opaqueActorCount&quot;,&quot;translucentActorCount&quot;,&quot;volumeCount&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkForwardPass&quot;),e.traverse=(n,r=null)=&gt;{if(t.deleted)return;t._currentParent=r,e.setCurrentOperation(&quot;buildPass&quot;),n.traverse(e);const o=n.getRenderable().getNumberOfLayers(),a=n.getRenderable().getRenderersByReference();for(let r=0;r&lt;o;r++)for(let o=0;o&lt;a.length;o++){const i=a[o],s=n.getViewNodeFor(i);if(i.getDraw()&amp;&amp;i.getLayer()===r){if(t.opaqueActorCount=0,t.translucentActorCount=0,t.volumeCount=0,t.overlayActorCount=0,e.setCurrentOperation(&quot;queryPass&quot;),s.traverse(e),(t.opaqueActorCount&gt;0||t.translucentActorCount&gt;0)&amp;&amp;t.volumeCount&gt;0||t.depthRequested){const r=n.getFramebufferSize();null===t.framebuffer&amp;&amp;(t.framebuffer=Gp.newInstance()),t.framebuffer.setOpenGLRenderWindow(n),t.framebuffer.saveCurrentBindingsAndBuffers();const o=t.framebuffer.getSize();null!==o&amp;&amp;o[0]===r[0]&amp;&amp;o[1]===r[1]||(t.framebuffer.create(r[0],r[1]),t.framebuffer.populateFramebuffer()),t.framebuffer.bind(),e.setCurrentOperation(&quot;zBufferPass&quot;),s.traverse(e),t.framebuffer.restorePreviousBindingsAndBuffers(),t.depthRequested=!1}e.setCurrentOperation(&quot;cameraPass&quot;),s.traverse(e),t.opaqueActorCount&gt;0&amp;&amp;(e.setCurrentOperation(&quot;opaquePass&quot;),s.traverse(e)),t.translucentActorCount&gt;0&amp;&amp;(t.translucentPass||(t.translucentPass=Cv.newInstance()),t.translucentPass.traverse(n,s,e)),t.volumeCount&gt;0&amp;&amp;(e.setCurrentOperation(&quot;volumePass&quot;),s.traverse(e)),t.overlayActorCount&gt;0&amp;&amp;(e.setCurrentOperation(&quot;overlayPass&quot;),s.traverse(e))}}},e.getZBufferTexture=()=&gt;t.framebuffer?t.framebuffer.getColorTexture():null,e.requestDepth=()=&gt;{t.depthRequested=!0},e.incrementOpaqueActorCount=()=&gt;t.opaqueActorCount++,e.incrementTranslucentActorCount=()=&gt;t.translucentActorCount++,e.incrementVolumeCount=()=&gt;t.volumeCount++,e.incrementOverlayActorCount=()=&gt;t.overlayActorCount++}(e,t)}var wv={newInstance:sn.newInstance(Pv,&quot;vtkForwardPass&quot;),extend:Pv},Iv={exports:{}};!function(e){e.exports=function(e){var t=[&quot;0&quot;,&quot;1&quot;,&quot;2&quot;,&quot;3&quot;,&quot;4&quot;,&quot;5&quot;,&quot;6&quot;,&quot;7&quot;,&quot;8&quot;,&quot;9&quot;,&quot;a&quot;,&quot;b&quot;,&quot;c&quot;,&quot;d&quot;,&quot;e&quot;,&quot;f&quot;];function n(e,t){var 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Uv(){const e=new Map,t={apply:(t,n,r)=&gt;e.has(r[0])?e.get(r[0]):t.apply(n,r)};const n=Object.create(null);return n.getParameter=(e,n,r,o)=&gt;new Proxy(o.bind(e),t),n.depthMask=(t,n,r,o)=&gt;{return new Proxy(o.bind(t),(a=t.DEPTH_WRITEMASK,{apply:(t,n,r)=&gt;(e.set(a,r[0]),t.apply(n,r))}));var a},{get(e,t,r){if(&quot;__getUnderlyingContext&quot;===t)return()=&gt;e;let o=Reflect.get(e,t,e);o instanceof Function&amp;&amp;(o=o.bind(e));const a=n[t];return a?a(e,t,r,o):o}}}const{vtkDebugMacro:_v,vtkErrorMacro:Kv}=sn,zv={position:&quot;absolute&quot;,top:0,left:0,width:&quot;100%&quot;,height:&quot;100%&quot;},Wv=[&quot;activateTexture&quot;,&quot;deactivateTexture&quot;,&quot;disableCullFace&quot;,&quot;enableCullFace&quot;,&quot;get3DContext&quot;,&quot;getActiveFramebuffer&quot;,&quot;getContext&quot;,&quot;getDefaultTextureByteSize&quot;,&quot;getDefaultTextureInternalFormat&quot;,&quot;getDefaultToWebgl2&quot;,&quot;getGLInformations&quot;,&quot;getGraphicsMemoryInfo&quot;,&quot;getGraphicsResourceForObject&quot;,&quot;getHardwareMaximumLineWidth&quot;,&quot;getPixelData&quot;,&quot;getShaderCache&quot;,&quot;getTextureUnitForTexture&quot;,&quot;getTextureUnitManager&quot;,&quot;getWebgl2&quot;,&quot;makeCurrent&quot;,&quot;releaseGraphicsResources&quot;,&quot;registerGraphicsResourceUser&quot;,&quot;unregisterGraphicsResourceUser&quot;,&quot;restoreContext&quot;,&quot;setActiveFramebuffer&quot;,&quot;setContext&quot;,&quot;setDefaultToWebgl2&quot;,&quot;setGraphicsResourceForObject&quot;];function Hv(e,t,n){const r=e.createFramebuffer(),o=e.createTexture();e.bindTexture(e.TEXTURE_2D,o),e.texImage2D(e.TEXTURE_2D,0,t,2,2,0,t,n,null),e.bindFramebuffer(e.FRAMEBUFFER,r),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,o,0);const a=e.checkFramebufferStatus(e.FRAMEBUFFER);return e.bindFramebuffer(e.FRAMEBUFFER,null),e.bindTexture(e.TEXTURE_2D,null),a===e.FRAMEBUFFER_COMPLETE}let jv=0;const Xv=[];function qv(e){e.preventDefault()}function Yv(e,t){let n;t.classHierarchy.push(&quot;vtkOpenGLRenderWindow&quot;),e.getViewNodeFactory=()=&gt;t.myFactory,t.canvas.addEventListener(&quot;webglcontextlost&quot;,qv,!1),t.canvas.addEventListener(&quot;webglcontextrestored&quot;,e.restoreContext,!1);const r=[0,0];let o;e.onModified((function(){t.renderable&amp;&amp;(t.size[0]===r[0]&amp;&amp;t.size[1]===r[1]||(r[0]=t.size[0],r[1]=t.size[1],t.canvas.setAttribute(&quot;width&quot;,t.size[0]),t.canvas.setAttribute(&quot;height&quot;,t.size[1]))),t.viewStream&amp;&amp;t.viewStream.setSize(t.size[0],t.size[1]),t.canvas.style.display=t.useOffScreen?&quot;none&quot;:&quot;block&quot;,t.el&amp;&amp;(t.el.style.cursor=t.cursorVisibility?t.cursor:&quot;none&quot;),t.containerSize=null})),e.buildPass=n=&gt;{if(n){if(!t.renderable)return;e.prepareNodes(),e.addMissingNodes(t.renderable.getRenderersByReference()),e.addMissingNodes(t.renderable.getChildRenderWindowsByReference()),e.removeUnusedNodes(),e.initialize(),t.children.forEach((t=&gt;{t.setOpenGLRenderWindow?.(e)}))}},e.initialize=()=&gt;{if(!t.initialized){if(t.rootOpenGLRenderWindow=e.getLastAncestorOfType(&quot;vtkOpenGLRenderWindow&quot;),t.rootOpenGLRenderWindow)t.context2D=e.get2DContext();else{t.context=e.get3DContext(),e.resizeFromChildRenderWindows(),t.context&amp;&amp;(jv++,Xv.forEach((e=&gt;e(jv)))),t.textureUnitManager=Fv.newInstance(),t.textureUnitManager.setContext(t.context),t.shaderCache.setContext(t.context);const n=t.context;n.blendFuncSeparate(n.SRC_ALPHA,n.ONE_MINUS_SRC_ALPHA,n.ONE,n.ONE_MINUS_SRC_ALPHA),n.depthFunc(n.LEQUAL),n.enable(n.BLEND)}t.initialized=!0}},e.makeCurrent=()=&gt;{t.context.makeCurrent()},e.setContainer=n=&gt;{t.el&amp;&amp;t.el!==n&amp;&amp;(t.canvas.parentNode!==t.el&amp;&amp;Kv(&quot;Error: canvas parent node does not match container&quot;),t.el.removeChild(t.canvas),t.el.contains(t.bgImage)&amp;&amp;t.el.removeChild(t.bgImage)),t.el!==n&amp;&amp;(t.el=n,t.el&amp;&amp;(t.el.appendChild(t.canvas),t.useBackgroundImage&amp;&amp;t.el.appendChild(t.bgImage)),e.modified())},e.getContainer=()=&gt;t.el,e.getContainerSize=()=&gt;{if(!t.containerSize&amp;&amp;t.el){const{width:e,height:n}=t.el.getBoundingClientRect();t.containerSize=[e,n]}return t.containerSize||t.size},e.getFramebufferSize=()=&gt;{const e=t.activeFramebuffer?.getSize();return e||t.size},e.getPixelData=(e,n,r,o)=&gt;{const a=new Uint8Array((r-e+1)*(o-n+1)*4);return t.context.readPixels(e,n,r-e+1,o-n+1,t.context.RGBA,t.context.UNSIGNED_BYTE,a),a},e.get3DContext=(e={preserveDrawingBuffer:!1,depth:!0,alpha:!0,powerPreference:&quot;high-performance&quot;})=&gt;{let r=null;const o=&quot;undefined&quot;!=typeof WebGL2RenderingContext;return t.webgl2=!1,t.defaultToWebgl2&amp;&amp;o&amp;&amp;(r=t.canvas.getContext(&quot;webgl2&quot;,e),r&amp;&amp;(t.webgl2=!0,_v(&quot;using webgl2&quot;))),r||(_v(&quot;using webgl1&quot;),r=t.canvas.getContext(&quot;webgl&quot;,e)||t.canvas.getContext(&quot;experimental-webgl&quot;,e)),r||Kv(&quot;no webgl context&quot;),new Proxy(r,(n||(n=Uv()),n))},e.get2DContext=(e={})=&gt;t.canvas.getContext(&quot;2d&quot;,e),e.restoreContext=()=&gt;{const t=vv.newInstance();t.setCurrentOperation(&quot;Release&quot;),t.traverse(e,null)},e.activateTexture=n=&gt;{const r=t._textureResourceIds.get(n);if(void 0!==r)return void t.context.activeTexture(t.context.TEXTURE0+r);const o=e.getTextureUnitManager().allocate();o&lt;0?Kv(&quot;Hardware does not support the number of textures defined.&quot;):(t._textureResourceIds.set(n,o),t.context.activeTexture(t.context.TEXTURE0+o))},e.deactivateTexture=n=&gt;{const r=t._textureResourceIds.get(n);void 0!==r&amp;&amp;(e.getTextureUnitManager().free(r),t._textureResourceIds.delete(n))},e.getTextureUnitForTexture=e=&gt;{const n=t._textureResourceIds.get(e);return void 0!==n?n:-1},e.getDefaultTextureByteSize=(e,n=null,r=!1)=&gt;{if(t.webgl2)switch(e){case ms.CHAR:case ms.SIGNED_CHAR:case ms.UNSIGNED_CHAR:return 1;case n:case r:case ms.UNSIGNED_SHORT:case ms.SHORT:case ms.VOID:return 2;default:return 4}return 1},e.getDefaultTextureInternalFormat=(e,n,r=null,o=!1)=&gt;{if(t.webgl2)switch(e){case ms.UNSIGNED_CHAR:switch(n){case 1:return t.context.R8;case 2:return t.context.RG8;case 3:return t.context.RGB8;default:return t.context.RGBA8}case r&amp;&amp;!o&amp;&amp;ms.UNSIGNED_SHORT:switch(n){case 1:return r.R16_EXT;case 2:return r.RG16_EXT;case 3:return r.RGB16_EXT;default:return r.RGBA16_EXT}case r&amp;&amp;!o&amp;&amp;ms.SHORT:switch(n){case 1:return r.R16_SNORM_EXT;case 2:return r.RG16_SNORM_EXT;case 3:return r.RGB16_SNORM_EXT;default:return r.RGBA16_SNORM_EXT}default:switch(n){case 1:return o?t.context.R16F:t.context.R32F;case 2:return o?t.context.RG16F:t.context.RG32F;case 3:return o?t.context.RGB16F:t.context.RGB32F;default:return o?t.context.RGBA16F:t.context.RGBA32F}}switch(n){case 1:return t.context.LUMINANCE;case 2:return t.context.LUMINANCE_ALPHA;case 3:return t.context.RGB;default:return t.context.RGBA}},e.setBackgroundImage=e=&gt;{t.bgImage.src=e.src},e.setUseBackgroundImage=e=&gt;{t.useBackgroundImage=e,t.useBackgroundImage&amp;&amp;!t.el.contains(t.bgImage)?t.el.appendChild(t.bgImage):!t.useBackgroundImage&amp;&amp;t.el.contains(t.bgImage)&amp;&amp;t.el.removeChild(t.bgImage)},e.captureNextImage=(n=&quot;image/png&quot;,{resetCamera:r=!1,size:o=null,scale:a=1}={})=&gt;{if(t.deleted)return null;t.imageFormat=n;const i=t.notifyStartCaptureImage;return t.notifyStartCaptureImage=!0,t._screenshot={size:o||1!==a?o||t.size.map((e=&gt;e*a)):null},new Promise(((n,o)=&gt;{const a=e.onImageReady((o=&gt;{if(null===t._screenshot.size)t.notifyStartCaptureImage=i,a.unsubscribe(),t._screenshot.placeHolder&amp;&amp;(t.size=t._screenshot.originalSize,e.modified(),t._screenshot.cameras&amp;&amp;t._screenshot.cameras.forEach((({restoreParamsFn:e,arg:t})=&gt;e(t))),e.traverseAllPasses(),t.el.removeChild(t._screenshot.placeHolder),t._screenshot.placeHolder.remove(),t._screenshot=null),n(o);else{const n=document.createElement(&quot;img&quot;);if(n.style=zv,n.src=o,t._screenshot.placeHolder=t.el.appendChild(n),t.canvas.style.display=&quot;none&quot;,t._screenshot.originalSize=t.size,t.size=t._screenshot.size,t.rootOpenGLRenderWindow?.resizeFromChildRenderWindows(),t._screenshot.size=null,e.modified(),r){const e=!0!==r;t._screenshot.cameras=t.renderable.getRenderers().map((t=&gt;{const n=t.getActiveCamera(),o=n.get(&quot;focalPoint&quot;,&quot;position&quot;,&quot;parallelScale&quot;);return{resetCameraArgs:e?{renderer:t}:void 0,resetCameraFn:e?r:t.resetCamera,restoreParamsFn:n.set,arg:JSON.parse(JSON.stringify(o))}})),t._screenshot.cameras.forEach((({resetCameraFn:e,resetCameraArgs:t})=&gt;e(t)))}e.traverseAllPasses()}}))}))},e.getHardwareMaximumLineWidth=()=&gt;{if(null!=o)return o;const t=e.get3DContext(),n=t.getParameter(t.ALIASED_LINE_WIDTH_RANGE);return o=n[1],n[1]},e.getGLInformations=()=&gt;{if(t._glInformation)return t._glInformation;const n=e.get3DContext(),r=n.getExtension(&quot;OES_texture_float&quot;),o=n.getExtension(&quot;OES_texture_half_float&quot;),a=n.getExtension(&quot;WEBGL_debug_renderer_info&quot;),i=n.getExtension(&quot;WEBGL_draw_buffers&quot;),s=n.getExtension(&quot;EXT_texture_filter_anisotropic&quot;)||n.getExtension(&quot;WEBKIT_EXT_texture_filter_anisotropic&quot;),l=[[&quot;Max Vertex Attributes&quot;,&quot;MAX_VERTEX_ATTRIBS&quot;,n.getParameter(n.MAX_VERTEX_ATTRIBS)],[&quot;Max Varying Vectors&quot;,&quot;MAX_VARYING_VECTORS&quot;,n.getParameter(n.MAX_VARYING_VECTORS)],[&quot;Max Vertex Uniform Vectors&quot;,&quot;MAX_VERTEX_UNIFORM_VECTORS&quot;,n.getParameter(n.MAX_VERTEX_UNIFORM_VECTORS)],[&quot;Max Fragment Uniform Vectors&quot;,&quot;MAX_FRAGMENT_UNIFORM_VECTORS&quot;,n.getParameter(n.MAX_FRAGMENT_UNIFORM_VECTORS)],[&quot;Max Fragment Texture Image Units&quot;,&quot;MAX_TEXTURE_IMAGE_UNITS&quot;,n.getParameter(n.MAX_TEXTURE_IMAGE_UNITS)],[&quot;Max Vertex Texture Image Units&quot;,&quot;MAX_VERTEX_TEXTURE_IMAGE_UNITS&quot;,n.getParameter(n.MAX_VERTEX_TEXTURE_IMAGE_UNITS)],[&quot;Max Combined Texture Image Units&quot;,&quot;MAX_COMBINED_TEXTURE_IMAGE_UNITS&quot;,n.getParameter(n.MAX_COMBINED_TEXTURE_IMAGE_UNITS)],[&quot;Max 2D Texture Size&quot;,&quot;MAX_TEXTURE_SIZE&quot;,n.getParameter(n.MAX_TEXTURE_SIZE)],[&quot;Max Cube Texture Size&quot;,&quot;MAX_CUBE_MAP_TEXTURE_SIZE&quot;,n.getParameter(n.MAX_CUBE_MAP_TEXTURE_SIZE)],[&quot;Max Texture Anisotropy&quot;,&quot;MAX_TEXTURE_MAX_ANISOTROPY_EXT&quot;,s&amp;&amp;n.getParameter(s.MAX_TEXTURE_MAX_ANISOTROPY_EXT)],[&quot;Point Size Range&quot;,&quot;ALIASED_POINT_SIZE_RANGE&quot;,n.getParameter(n.ALIASED_POINT_SIZE_RANGE).join(&quot; - &quot;)],[&quot;Line Width Range&quot;,&quot;ALIASED_LINE_WIDTH_RANGE&quot;,n.getParameter(n.ALIASED_LINE_WIDTH_RANGE).join(&quot; - &quot;)],[&quot;Max Viewport Dimensions&quot;,&quot;MAX_VIEWPORT_DIMS&quot;,n.getParameter(n.MAX_VIEWPORT_DIMS).join(&quot; - &quot;)],[&quot;Max Renderbuffer Size&quot;,&quot;MAX_RENDERBUFFER_SIZE&quot;,n.getParameter(n.MAX_RENDERBUFFER_SIZE)],[&quot;Framebuffer Red Bits&quot;,&quot;RED_BITS&quot;,n.getParameter(n.RED_BITS)],[&quot;Framebuffer Green Bits&quot;,&quot;GREEN_BITS&quot;,n.getParameter(n.GREEN_BITS)],[&quot;Framebuffer Blue Bits&quot;,&quot;BLUE_BITS&quot;,n.getParameter(n.BLUE_BITS)],[&quot;Framebuffer Alpha Bits&quot;,&quot;ALPHA_BITS&quot;,n.getParameter(n.ALPHA_BITS)],[&quot;Framebuffer Depth Bits&quot;,&quot;DEPTH_BITS&quot;,n.getParameter(n.DEPTH_BITS)],[&quot;Framebuffer Stencil Bits&quot;,&quot;STENCIL_BITS&quot;,n.getParameter(n.STENCIL_BITS)],[&quot;Framebuffer Subpixel Bits&quot;,&quot;SUBPIXEL_BITS&quot;,n.getParameter(n.SUBPIXEL_BITS)],[&quot;MSAA Samples&quot;,&quot;SAMPLES&quot;,n.getParameter(n.SAMPLES)],[&quot;MSAA Sample Buffers&quot;,&quot;SAMPLE_BUFFERS&quot;,n.getParameter(n.SAMPLE_BUFFERS)],[&quot;Supported Formats for UByte Render Targets     &quot;,&quot;UNSIGNED_BYTE RENDER TARGET FORMATS&quot;,[r&amp;&amp;Hv(n,n.RGBA,n.UNSIGNED_BYTE)?&quot;RGBA&quot;:&quot;&quot;,r&amp;&amp;Hv(n,n.RGB,n.UNSIGNED_BYTE)?&quot;RGB&quot;:&quot;&quot;,r&amp;&amp;Hv(n,n.LUMINANCE,n.UNSIGNED_BYTE)?&quot;LUMINANCE&quot;:&quot;&quot;,r&amp;&amp;Hv(n,n.ALPHA,n.UNSIGNED_BYTE)?&quot;ALPHA&quot;:&quot;&quot;,r&amp;&amp;Hv(n,n.LUMINANCE_ALPHA,n.UNSIGNED_BYTE)?&quot;LUMINANCE_ALPHA&quot;:&quot;&quot;].join(&quot; &quot;)],[&quot;Supported Formats for Half Float Render 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dT(e,t,n={}){Object.assign(t,uT,n),t.outputNames=[],t.outputTypes=[],t.outputInterpolations=[],t.builtinOutputNames=[],t.builtinOutputTypes=[],t.builtinInputNames=[],t.builtinInputTypes=[],sn.obj(e,t),sn.setGet(e,t,[&quot;type&quot;,&quot;hash&quot;,&quot;code&quot;]),sn.getArray(e,t,[&quot;outputTypes&quot;,&quot;outputNames&quot;,&quot;outputInterpolations&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUShaderDescription&quot;),e.hasOutput=e=&gt;t.outputNames.includes(e),e.addOutput=(e,n,r=void 0)=&gt;{t.outputTypes.push(e),t.outputNames.push(n),t.outputInterpolations.push(r)},e.addBuiltinOutput=(e,n)=&gt;{t.builtinOutputTypes.push(e),t.builtinOutputNames.push(n)},e.addBuiltinInput=(e,n)=&gt;{t.builtinInputTypes.push(e),t.builtinInputNames.push(n)},e.replaceShaderCode=(e,n)=&gt;{const r=[];let o=[];if(n&amp;&amp;r.push(n.getShaderCode()),e||t.builtinInputNames.length){const n=[];if(n.push(`struct ${t.type}Input\\n{`),e){const t=e.getOutputNamesByReference(),r=e.getOutputTypesByReference(),o=e.getOutputInterpolationsByReference();for(let e=0;e&lt;t.length;e++)void 0!==o[e]?n.push(`  @location(${e}) @interpolate(${o[e]}) ${t[e]} : ${r[e]},`):n.push(`  @location(${e}) ${t[e]} : ${r[e]},`)}for(let e=0;e&lt;t.builtinInputNames.length;e++)n.push(`  ${t.builtinInputNames[e]} : ${t.builtinInputTypes[e]},`);n.length&gt;1&amp;&amp;(n.push(&quot;};&quot;),o=n,r[r.length-1]+=&quot;,&quot;,r.push(`input: ${t.type}Input`))}if(r.length&amp;&amp;(t.code=rT.substitute(t.code,&quot;//VTK::IOStructs::Input&quot;,r).result),t.outputNames.length+t.builtinOutputNames.length){const e=[`struct ${t.type}Output\\n{`];for(let n=0;n&lt;t.outputNames.length;n++)void 0!==t.outputInterpolations[n]?e.push(`  @location(${n}) @interpolate(${t.outputInterpolations[n]}) ${t.outputNames[n]} : ${t.outputTypes[n]},`):e.push(`  @location(${n}) ${t.outputNames[n]} : ${t.outputTypes[n]},`);for(let n=0;n&lt;t.builtinOutputNames.length;n++)e.push(`  ${t.builtinOutputNames[n]} : ${t.builtinOutputTypes[n]},`);e.push(&quot;};&quot;),o=o.concat(e),t.code=rT.substitute(t.code,&quot;//VTK::IOStructs::Output&quot;,[`-&gt; ${t.type}Output`]).result}t.code=rT.substitute(t.code,&quot;//VTK::IOStructs::Dec&quot;,o).result}}(e,t)}var pT={newInstance:sn.newInstance(dT,&quot;vtkWebGPUShaderDescription&quot;),extend:dT};const fT={r8unorm:{numComponents:1,nativeType:Uint8Array,stride:1,elementSize:1,sampleType:&quot;float&quot;},r8snorm:{numComponents:1,nativeType:Int8Array,stride:1,elementSize:1,sampleType:&quot;float&quot;},r8uint:{numComponents:1,nativeType:Uint8Array,stride:1,elementSize:1,sampleType:&quot;uint&quot;},r8sint:{numComponents:1,nativeType:Int8Array,stride:1,elementSize:1,sampleType:&quot;sint&quot;},r16uint:{numComponents:1,nativeType:Uint16Array,stride:2,elementSize:2,sampleType:&quot;uint&quot;},r16sint:{numComponents:1,nativeType:Int16Array,stride:2,elementSize:2,sampleType:&quot;sint&quot;},r16float:{numComponents:1,nativeType:Float32Array,stride:2,elementSize:2,sampleType:&quot;float&quot;},rg8unorm:{numComponents:2,nativeType:Uint8Array,stride:2,elementSize:1,sampleType:&quot;float&quot;},rg8snorm:{numComponents:2,nativeType:Int8Array,stride:2,elementSize:1,sampleType:&quot;float&quot;},rg8uint:{numComponents:2,nativeType:Uint8Array,stride:2,elementSize:1,sampleType:&quot;uint&quot;},rg8sint:{numComponents:2,nativeType:Int8Array,stride:2,elementSize:1,sampleType:&quot;sint&quot;},r32uint:{numComponents:1,nativeType:Uint32Array,stride:4,elementSize:4,sampleType:&quot;uint&quot;},r32sint:{numComponents:1,nativeType:Int32Array,stride:4,elementSize:4,sampleType:&quot;sint&quot;},r32float:{numComponents:1,nativeType:Float32Array,stride:4,elementSize:4,sampleType:&quot;unfilterable-float&quot;},rg16uint:{numComponents:2,nativeType:Uint16Array,stride:4,elementSize:2,sampleType:&quot;uint&quot;},rg16sint:{numComponents:2,nativeType:Int16Array,stride:4,elementSize:2,sampleType:&quot;sint&quot;},rg16float:{numComponents:2,nativeType:Float32Array,stride:4,elementSize:2,sampleType:&quot;float&quot;},rgba8unorm:{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:&quot;float&quot;},&quot;rgba8unorm-srgb&quot;:{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:&quot;float&quot;},rgba8snorm:{numComponents:4,nativeType:Int8Array,stride:4,elementSize:1,sampleType:&quot;float&quot;},rgba8uint:{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:&quot;uint&quot;},rgba8sint:{numComponents:4,nativeType:Int8Array,stride:4,elementSize:1,sampleType:&quot;sint&quot;},bgra8unorm:{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:&quot;float&quot;},&quot;bgra8unorm-srgb&quot;:{numComponents:4,nativeType:Uint8Array,stride:4,elementSize:1,sampleType:&quot;float&quot;},rgb9e5ufloat:{numComponents:4,nativeType:Uint32Array,stride:4,sampleType:&quot;float&quot;},rgb10a2unorm:{numComponents:4,nativeType:Uint32Array,stride:4,sampleType:&quot;float&quot;},rg11b10ufloat:{numComponents:4,nativeType:Float32Array,stride:4,sampleType:&quot;float&quot;},rg32uint:{numComponents:2,nativeType:Uint32Array,stride:8,elementSize:4,sampleType:&quot;uint&quot;},rg32sint:{numComponents:2,nativeType:Int32Array,stride:8,elementSize:4,sampleType:&quot;sint&quot;},rg32float:{numComponents:2,nativeType:Float32Array,stride:8,elementSize:4,sampleType:&quot;unfilterable-float&quot;},rgba16uint:{numComponents:4,nativeType:Uint16Array,stride:8,elementSize:2,sampleType:&quot;uint&quot;},rgba16sint:{numComponents:4,nativeType:Int16Array,stride:8,elementSize:2,sampleType:&quot;sint&quot;},rgba16float:{numComponents:4,nativeType:Float32Array,stride:8,elementSize:2,sampleType:&quot;float&quot;},rgba32uint:{numComponents:4,nativeType:Uint32Array,stride:16,elementSize:4,sampleType:&quot;uint&quot;},rgba32sint:{numComponents:4,nativeType:Int32Array,stride:16,elementSize:4,sampleType:&quot;sint&quot;},rgba32float:{numComponents:4,nativeType:Float32Array,stride:16,elementSize:4,sampleType:&quot;unfilterable-float&quot;},stencil8:{numComponents:1,nativeType:Uint8Array,stride:1,elementSize:1,sampleType:&quot;uint&quot;},depth16unorm:{numComponents:1,nativeType:Uint16Array,stride:2,elementSize:2,sampleType:&quot;depth&quot;},depth24plus:{numComponents:1,nativeType:Uint32Array,stride:4,elementSize:3,sampleType:&quot;depth&quot;},&quot;depth24plus-stencil8&quot;:{numComponents:2,nativeType:Uint32Array,stride:4,sampleType:&quot;mixed&quot;},depth32float:{numComponents:1,nativeType:Float32Array,stride:4,elementSize:4,sampleType:&quot;depth&quot;}};var gT={getDetailsFromTextureFormat:function(e){return!e||e.length&lt;6?0:e in fT==!0?fT[e]:(Tt(`unknown format ${e}`),null)},getByteStrideFromBufferFormat:function(e){if(!e||e.length&lt;5)return 0;let t=1;&quot;x&quot;===e[e.length-2]&amp;&amp;(t=Number(e[e.length-1]));const n=1===t?e.length-1:e.length-3,r=Number(e[n]);return Number.isNaN(r)?(Tt(`unknown format ${e}`),0):t*(5-r/2)},getNumberOfComponentsFromBufferFormat:function(e){if(!e||e.length&lt;5)return 0;let t=1;return&quot;x&quot;===e[e.length-2]&amp;&amp;(t=Number(e[e.length-1])),t},getNativeTypeFromBufferFormat:function(e){if(!e||e.length&lt;5)return 0;let t;if(&quot;f&quot;===e[0])t=&quot;Float&quot;;else if(&quot;s&quot;===e[0])t=&quot;Int&quot;;else{if(&quot;u&quot;!==e[0])return void Tt(`unknown format ${e}`);t=&quot;Uint&quot;}const n=e.split(&quot;x&quot;)[0],r=Number(n[n.length-1]);if(!Number.isNaN(r))return t+=8*(5-r/2),t+=&quot;Array&quot;,t;Tt(`unknown format ${e}`)},getShaderTypeFromBufferFormat:function(e){let t;if(&quot;f&quot;===e[0]||&quot;n&quot;===e[1])t=&quot;f32&quot;;else if(&quot;s&quot;===e[0]&amp;&amp;&quot;i&quot;===e[1])t=&quot;i32&quot;;else{if(&quot;u&quot;!==e[0]||&quot;i&quot;!==e[1])return void Tt(`unknown format ${e}`);t=&quot;u32&quot;}let n=1;return&quot;x&quot;===e[e.length-2]&amp;&amp;(n=Number(e[e.length-1])),4===n?`vec4&lt;${t}&gt;`:3===n?`vec3&lt;${t}&gt;`:2===n?`vec2&lt;${t}&gt;`:t},getByteStrideFromShaderFormat:function(e){if(!e)return 0;let t=1;return&quot;vec&quot;===e.substring(0,3)?t=Number(e[3]):&quot;mat&quot;===e.substring(0,3)&amp;&amp;(t=e[3]*e[5]),4*t},getNativeTypeFromShaderFormat:function(e){if(e)return e.includes(&quot;f32&quot;)?&quot;Float32Array&quot;:e.includes(&quot;i32&quot;)?&quot;Int32Array&quot;:e.includes(&quot;u32&quot;)?&quot;Uint32Array&quot;:void Tt(`unknown format ${e}`)}};function mT(e,t){if(e===t)return!0;if(null==e||null==t)return!1;if(e.length!==t.length)return!1;for(let n=0;n&lt;e.length;++n)if(!t.includes(e[n]))return!1;return!0}const hT={inputs:null,bindingDescriptions:!1,attributeDescriptions:null,indexBuffer:null};function vT(e,t,n={}){Object.assign(t,hT,n),Vt(e,t),t.bindingDescriptions=[],t.attributeDescriptions=[],t.inputs=[],Gt(e,t,[&quot;created&quot;,&quot;device&quot;,&quot;handle&quot;,&quot;indexBuffer&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUVertexInput&quot;),e.addBuffer=(e,n,r=&quot;vertex&quot;)=&gt;{let o=n;Array.isArray(o)||(o=[o]);for(let n=0;n&lt;t.inputs.length;n++)if(mT(t.inputs[n].names,o)){if(t.inputs[n].buffer===e)return;return void(t.inputs[n].buffer=e)}t.inputs.push({buffer:e,stepMode:r,names:o}),t.inputs=t.inputs.sort(((e,t)=&gt;e.names[0]&lt;t.names[0]?-1:e.names[0]&gt;t.names[0]?1:0))},e.removeBufferIfPresent=e=&gt;{for(let n=0;n&lt;t.inputs.length;n++)t.inputs[n].names.includes(e)&amp;&amp;t.inputs.splice(n,1)},e.getBuffer=e=&gt;{for(let n=0;n&lt;t.inputs.length;n++)if(t.inputs[n].names.includes(e))return t.inputs[n].buffer;return null},e.hasAttribute=e=&gt;{for(let n=0;n&lt;t.inputs.length;n++)if(t.inputs[n].names.includes(e))return!0;return!1},e.getAttributeTime=e=&gt;{for(let n=0;n&lt;t.inputs.length;n++)if(t.inputs[n].names.includes(e))return t.inputs[n].buffer.getSourceTime();return 0},e.getShaderCode=()=&gt;{let e=&quot;&quot;,n=0;for(let r=0;r&lt;t.inputs.length;r++)for(let o=0;o&lt;t.inputs[r].names.length;o++){const a=t.inputs[r].buffer.getArrayInformation()[o],i=gT.getShaderTypeFromBufferFormat(a.format);n&gt;0&amp;&amp;(e+=&quot;,\\n&quot;),e=`${e}  @location(${n}) ${t.inputs[r].names[o]} : ${i}`,n++}return e},e.getVertexInputInformation=()=&gt;{const e={};if(t.inputs.length){const n=[];let r=0;for(let e=0;e&lt;t.inputs.length;e++){const o=t.inputs[e].buffer,a={arrayStride:o.getStrideInBytes(),stepMode:t.inputs[e].stepMode,attributes:[]},i=o.getArrayInformation();for(let n=0;n&lt;t.inputs[e].names.length;n++)a.attributes.push({shaderLocation:r,offset:i[n].offset,format:i[n].format}),r++;n.push(a)}e.buffers=n}return e},e.bindBuffers=e=&gt;{for(let n=0;n&lt;t.inputs.length;n++)e.setVertexBuffer(n,t.inputs[n].buffer.getHandle());t.indexBuffer&amp;&amp;e.setIndexBuffer(t.indexBuffer.getHandle(),t.indexBuffer.getArrayInformation()[0].format)},e.getReady=()=&gt;{},e.releaseGraphicsResources=()=&gt;{t.created&amp;&amp;(t.inputs=[],t.bindingDescriptions=[],t.attributeDescriptions=[])}}(e,t)}var TT={newInstance:Xt(vT,&quot;vtkWebGPUVertexInput&quot;),extend:vT};const xT={additionalBindables:void 0,bindGroup:null,device:null,fragmentShaderTemplate:null,numberOfInstances:1,numberOfVertices:0,pipelineHash:null,shaderReplacements:null,SSBO:null,textureViews:null,topology:&quot;triangle-list&quot;,UBO:null,vertexShaderTemplate:null,WebGPURenderer:null};function yT(e,t,n={}){Object.assign(t,xT,n),pn.extend(e,t,n),t.textureViews=[],t.vertexInput=TT.newInstance(),t.bindGroup=iT.newInstance({label:&quot;mapperBG&quot;}),t.additionalBindables=[],t.fragmentShaderTemplate=t.fragmentShaderTemplate||&quot;\\n//VTK::Renderer::Dec\\n\\n//VTK::Color::Dec\\n\\n//VTK::Normal::Dec\\n\\n//VTK::TCoord::Dec\\n\\n//VTK::Select::Dec\\n\\n//VTK::RenderEncoder::Dec\\n\\n//VTK::Mapper::Dec\\n\\n//VTK::IOStructs::Dec\\n\\n@fragment\\nfn main(\\n//VTK::IOStructs::Input\\n)\\n//VTK::IOStructs::Output\\n{\\n  var output : fragmentOutput;\\n\\n  //VTK::Color::Impl\\n\\n  //VTK::Normal::Impl\\n\\n  //VTK::Light::Impl\\n\\n  //VTK::TCoord::Impl\\n\\n  //VTK::Select::Impl\\n\\n  // var computedColor:vec4&lt;f32&gt; = vec4&lt;f32&gt;(1.0,0.5,0.5,1.0);\\n\\n  //VTK::RenderEncoder::Impl\\n  return output;\\n}\\n&quot;,t.vertexShaderTemplate=t.vertexShaderTemplate||&quot;\\n//VTK::Renderer::Dec\\n\\n//VTK::Color::Dec\\n\\n//VTK::Normal::Dec\\n\\n//VTK::TCoord::Dec\\n\\n//VTK::Select::Dec\\n\\n//VTK::Mapper::Dec\\n\\n//VTK::IOStructs::Dec\\n\\n@vertex\\nfn main(\\n//VTK::IOStructs::Input\\n)\\n//VTK::IOStructs::Output\\n{\\n  var output : vertexOutput;\\n\\n  // var vertex: vec4&lt;f32&gt; = vertexBC;\\n\\n  //VTK::Color::Impl\\n\\n  //VTK::Normal::Impl\\n\\n  //VTK::TCoord::Impl\\n\\n  //VTK::Select::Impl\\n\\n  //VTK::Position::Impl\\n\\n  return output;\\n}\\n&quot;,t.shaderReplacements=new Map,sn.get(e,t,[&quot;pipeline&quot;,&quot;vertexInput&quot;]),sn.setGet(e,t,[&quot;additionalBindables&quot;,&quot;device&quot;,&quot;fragmentShaderTemplate&quot;,&quot;interpolate&quot;,&quot;numberOfInstances&quot;,&quot;numberOfVertices&quot;,&quot;pipelineHash&quot;,&quot;shaderReplacements&quot;,&quot;SSBO&quot;,&quot;textureViews&quot;,&quot;topology&quot;,&quot;UBO&quot;,&quot;vertexShaderTemplate&quot;,&quot;WebGPURenderer&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUSimpleMapper&quot;),e.generateShaderDescriptions=(n,r,o)=&gt;{const a=pT.newInstance({type:&quot;vertex&quot;,hash:n,code:t.vertexShaderTemplate}),i=pT.newInstance({type:&quot;fragment&quot;,hash:n,code:t.fragmentShaderTemplate}),s=r.getShaderDescriptions();s.push(a),s.push(i);const l=t.vertexShaderTemplate+t.fragmentShaderTemplate,c=new RegExp(&quot;//VTK::[^:]*::&quot;,&quot;g&quot;),u=l.match(c).filter(((e,t,n)=&gt;n.indexOf(e)===t)),d=u.map((e=&gt;`replaceShader${e.substring(7,e.length-2)}`));for(let e=0;e&lt;d.length;e++){const a=d[e];&quot;replaceShaderIOStructs&quot;!==a&amp;&amp;t.shaderReplacements.has(a)&amp;&amp;t.shaderReplacements.get(a)(n,r,o)}e.replaceShaderIOStructs(n,r,o)},e.replaceShaderIOStructs=(e,t,n)=&gt;{const r=t.getShaderDescription(&quot;vertex&quot;);r.replaceShaderCode(null,n),t.getShaderDescription(&quot;fragment&quot;).replaceShaderCode(r)},e.replaceShaderRenderEncoder=(e,n,r)=&gt;{t.renderEncoder.replaceShaderCode(n)},t.shaderReplacements.set(&quot;replaceShaderRenderEncoder&quot;,e.replaceShaderRenderEncoder),e.replaceShaderRenderer=(e,n,r)=&gt;{if(!t.WebGPURenderer)return;const o=t.WebGPURenderer.getBindGroup().getShaderCode(n),a=n.getShaderDescription(&quot;vertex&quot;);let i=a.getCode();i=rT.substitute(i,&quot;//VTK::Renderer::Dec&quot;,[o]).result,a.setCode(i);const s=n.getShaderDescription(&quot;fragment&quot;);i=s.getCode(),i=rT.substitute(i,&quot;//VTK::Renderer::Dec&quot;,[o]).result,s.setCode(i)},t.shaderReplacements.set(&quot;replaceShaderRenderer&quot;,e.replaceShaderRenderer),e.replaceShaderMapper=(e,n,r)=&gt;{const o=t.bindGroup.getShaderCode(n),a=n.getShaderDescription(&quot;vertex&quot;);let i=a.getCode();i=rT.substitute(i,&quot;//VTK::Mapper::Dec&quot;,[o]).result,a.setCode(i);const s=n.getShaderDescription(&quot;fragment&quot;);s.addBuiltinInput(&quot;bool&quot;,&quot;@builtin(front_facing) frontFacing&quot;),i=s.getCode(),i=rT.substitute(i,&quot;//VTK::Mapper::Dec&quot;,[o]).result,s.setCode(i)},t.shaderReplacements.set(&quot;replaceShaderMapper&quot;,e.replaceShaderMapper),e.replaceShaderPosition=(e,t,n)=&gt;{const r=t.getShaderDescription(&quot;vertex&quot;);r.addBuiltinOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;@builtin(position) Position&quot;);let o=r.getCode();o=rT.substitute(o,&quot;//VTK::Position::Impl&quot;,[&quot;    output.Position = rendererUBO.SCPCMatrix*vertexBC;&quot;]).result,r.setCode(o)},t.shaderReplacements.set(&quot;replaceShaderPosition&quot;,e.replaceShaderPosition),e.replaceShaderTCoord=(e,t,n)=&gt;{t.getShaderDescription(&quot;vertex&quot;).addOutput(&quot;vec2&lt;f32&gt;&quot;,&quot;tcoordVS&quot;)},t.shaderReplacements.set(&quot;replaceShaderTCoord&quot;,e.replaceShaderTCoord),e.addTextureView=e=&gt;{t.textureViews.includes(e)||t.textureViews.push(e)},e.prepareToDraw=n=&gt;{t.renderEncoder=n,e.updateInput(),e.updateBuffers(),e.updateBindings(),e.updatePipeline()},e.updateInput=()=&gt;{},e.updateBuffers=()=&gt;{},e.updateBindings=()=&gt;{t.bindGroup.setBindables(e.getBindables())},e.computePipelineHash=()=&gt;{},e.getPipelineSettings=()=&gt;null,e.registerDrawCallback=n=&gt;{n.registerDrawCallback(t.pipeline,e.draw)},e.prepareAndDraw=n=&gt;{e.prepareToDraw(n),n.setPipeline(t.pipeline),e.draw(n)},e.draw=e=&gt;{const n=e.getBoundPipeline();e.activateBindGroup(t.bindGroup),t.WebGPURenderer&amp;&amp;t.WebGPURenderer.bindUBO(e),n.bindVertexInput(e,t.vertexInput);const r=t.vertexInput.getIndexBuffer();r?e.drawIndexed(r.getIndexCount(),t.numberOfInstances,0,0,0):e.draw(t.numberOfVertices,t.numberOfInstances,0,0)},e.getBindables=()=&gt;{const e=[...t.additionalBindables];t.UBO&amp;&amp;e.push(t.UBO),t.SSBO&amp;&amp;e.push(t.SSBO);for(let n=0;n&lt;t.textureViews.length;n++){e.push(t.textureViews[n]);const r=t.textureViews[n].getSampler();r&amp;&amp;e.push(r)}return e},e.updatePipeline=()=&gt;{e.computePipelineHash(),t.pipeline=t.device.getPipeline(t.pipelineHash),t.pipeline||(t.pipeline=cT.newInstance(),t.pipeline.setDevice(t.device),t.WebGPURenderer&amp;&amp;t.pipeline.addBindGroupLayout(t.WebGPURenderer.getBindGroup()),t.pipeline.addBindGroupLayout(t.bindGroup),e.generateShaderDescriptions(t.pipelineHash,t.pipeline,t.vertexInput),t.pipeline.setExtraPipelineSettings(e.getPipelineSettings()),t.pipeline.setTopology(t.topology),t.pipeline.setRenderEncoder(t.renderEncoder),t.pipeline.setVertexState(t.vertexInput.getVertexInputInformation()),t.device.createPipeline(t.pipelineHash,t.pipeline))}}(e,t)}var bT={newInstance:sn.newInstance(yT,&quot;vtkWebGPUSimpleMapper&quot;),extend:yT};const AT={};function CT(e,t,n={}){Object.assign(t,AT,n),bT.extend(e,t,n),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUFullScreenQuad&quot;),e.replaceShaderPosition=(e,t,n)=&gt;{const r=t.getShaderDescription(&quot;vertex&quot;);r.addBuiltinOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;@builtin(position) Position&quot;),r.addOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;vertexVC&quot;);let o=r.getCode();o=rT.substitute(o,&quot;//VTK::Position::Impl&quot;,[&quot;output.tcoordVS = vec2&lt;f32&gt;(vertexBC.x * 0.5 + 0.5, 1.0 - vertexBC.y * 0.5 - 0.5);&quot;,&quot;output.Position = vec4&lt;f32&gt;(vertexBC, 1.0);&quot;,&quot;output.vertexVC = vec4&lt;f32&gt;(vertexBC, 1);&quot;]).result,r.setCode(o)},t.shaderReplacements.set(&quot;replaceShaderPosition&quot;,e.replaceShaderPosition),e.updateBuffers=()=&gt;{const e=t.device.getBufferManager().getFullScreenQuadBuffer();t.vertexInput.addBuffer(e,[&quot;vertexBC&quot;]),t.numberOfVertices=6}}(e,t)}var ST={newInstance:sn.newInstance(CT,&quot;vtkWebGPUFullScreenQuad&quot;),extend:CT};const PT=[&quot;setBindGroup&quot;,&quot;setIndexBuffer&quot;,&quot;setVertexBuffer&quot;,&quot;draw&quot;,&quot;drawIndexed&quot;];const wT={description:null,handle:null,boundPipeline:null,pipelineHash:null,pipelineSettings:null,replaceShaderCodeFunction:null,depthTextureView:null,label:null};function IT(e,t,n={}){Object.assign(t,wT,n),Vt(e,t),t.description={colorAttachments:[{view:void 0,loadOp:&quot;load&quot;,storeOp:&quot;store&quot;}],depthStencilAttachment:{view:void 0,depthLoadOp:&quot;clear&quot;,depthClearValue:0,depthStoreOp:&quot;store&quot;}},t.replaceShaderCodeFunction=e=&gt;{const t=e.getShaderDescription(&quot;fragment&quot;);t.addOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;outColor&quot;);let n=t.getCode();n=rT.substitute(n,&quot;//VTK::RenderEncoder::Impl&quot;,[&quot;output.outColor = computedColor;&quot;]).result,t.setCode(n)},t.pipelineSettings={primitive:{cullMode:&quot;none&quot;},depthStencil:{depthWriteEnabled:!0,depthCompare:&quot;greater-equal&quot;,format:&quot;depth32float&quot;},fragment:{targets:[{format:&quot;rgba16float&quot;,blend:{color:{srcFactor:&quot;src-alpha&quot;,dstFactor:&quot;one-minus-src-alpha&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one-minus-src-alpha&quot;}}}]}},t.colorTextureViews=[],Bt(e,t,[&quot;boundPipeline&quot;,&quot;colorTextureViews&quot;]),Gt(e,t,[&quot;depthTextureView&quot;,&quot;description&quot;,&quot;handle&quot;,&quot;label&quot;,&quot;pipelineHash&quot;,&quot;pipelineSettings&quot;,&quot;replaceShaderCodeFunction&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPURenderEncoder&quot;),e.begin=e=&gt;{t.drawCallbacks=[],t.handle=e.beginRenderPass(t.description),t.label&amp;&amp;t.handle.pushDebugGroup(t.label)},e.end=()=&gt;{for(let n=0;n&lt;t.drawCallbacks.length;n++){const r=t.drawCallbacks[n],o=r.pipeline;e.setPipeline(o);for(let t=0;t&lt;r.callbacks.length;t++)r.callbacks[t](e)}t.label&amp;&amp;t.handle.popDebugGroup(),t.handle.end(),t.boundPipeline=null},e.setPipeline=e=&gt;{if(t.boundPipeline===e)return;t.handle.setPipeline(e.getHandle());const n=e.getPipelineDescription();if(t.colorTextureViews.length!==n.fragment.targets.length)console.log(`mismatched attachment counts on pipeline ${n.fragment.targets.length} while encoder has ${t.colorTextureViews.length}`),console.trace();else for(let e=0;e&lt;t.colorTextureViews.length;e++){const r=t.colorTextureViews[e].getTexture()?.getFormat();r&amp;&amp;r!==n.fragment.targets[e].format&amp;&amp;(console.log(`mismatched attachments for attachment ${e} on pipeline ${n.fragment.targets[e].format} while encoder has ${r}`),console.trace())}if(!t.depthTextureView!=!(&quot;depthStencil&quot;in n))console.log(&quot;mismatched depth attachments&quot;),console.trace();else if(t.depthTextureView){const e=t.depthTextureView.getTexture()?.getFormat();e&amp;&amp;e!==n.depthStencil.format&amp;&amp;(console.log(`mismatched depth attachments on pipeline ${n.depthStencil.format} while encoder has ${e}`),console.trace())}t.boundPipeline=e},e.replaceShaderCode=e=&gt;{t.replaceShaderCodeFunction(e)},e.setColorTextureView=(e,n)=&gt;{t.colorTextureViews[e]!==n&amp;&amp;(t.colorTextureViews[e]=n)},e.activateBindGroup=e=&gt;{const n=t.boundPipeline.getDevice(),r=t.boundPipeline.getBindGroupLayoutCount(e.getLabel());t.handle.setBindGroup(r,e.getBindGroup(n));const o=n.getBindGroupLayoutDescription(e.getBindGroupLayout(n)),a=n.getBindGroupLayoutDescription(t.boundPipeline.getBindGroupLayout(r));o!==a&amp;&amp;(console.log(`renderEncoder ${t.pipelineHash} mismatched bind group layouts bind group has\\n${o}\\n versus pipeline\\n${a}\\n`),console.trace())},e.attachTextureViews=()=&gt;{for(let e=0;e&lt;t.colorTextureViews.length;e++)t.description.colorAttachments[e]?t.description.colorAttachments[e].view=t.colorTextureViews[e].getHandle():t.description.colorAttachments[e]={view:t.colorTextureViews[e].getHandle()};t.depthTextureView&amp;&amp;(t.description.depthStencilAttachment.view=t.depthTextureView.getHandle())},e.registerDrawCallback=(e,n)=&gt;{for(let r=0;r&lt;t.drawCallbacks.length;r++)if(t.drawCallbacks[r].pipeline===e)return void t.drawCallbacks[r].callbacks.push(n);t.drawCallbacks.push({pipeline:e,callbacks:[n]})};for(let n=0;n&lt;PT.length;n++)e[PT[n]]=(...e)=&gt;t.handle[PT[n]](...e)}(e,t)}var OT={newInstance:Xt(IT,&quot;vtkWebGPURenderEncoder&quot;),extend:IT};const RT={device:null,handle:null,label:null,options:null};function MT(e,t,n={}){Object.assign(t,RT,n),sn.obj(e,t),t.options={},t.bindGroupLayoutEntry={visibility:GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT,sampler:{}},t.bindGroupTime={},sn.obj(t.bindGroupTime,{mtime:0}),sn.get(e,t,[&quot;bindGroupTime&quot;,&quot;handle&quot;,&quot;options&quot;]),sn.setGet(e,t,[&quot;bindGroupLayoutEntry&quot;,&quot;device&quot;,&quot;label&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUSampler&quot;),e.create=(e,n={})=&gt;{t.device=e,t.options.addressModeU=n.addressModeU?n.addressModeU:&quot;clamp-to-edge&quot;,t.options.addressModeV=n.addressModeV?n.addressModeV:&quot;clamp-to-edge&quot;,t.options.addressModeW=n.addressModeW?n.addressModeW:&quot;clamp-to-edge&quot;,t.options.magFilter=n.magFilter?n.magFilter:&quot;nearest&quot;,t.options.minFilter=n.minFilter?n.minFilter:&quot;nearest&quot;,t.options.mipmapFilter=n.mipmapFilter?n.mipmapFilter:&quot;nearest&quot;,t.options.label=t.label,t.handle=t.device.getHandle().createSampler(t.options),t.bindGroupTime.modified()},e.getShaderCode=(e,n)=&gt;`@binding(${e}) @group(${n}) var ${t.label}: sampler;`,e.getBindGroupEntry=()=&gt;({resource:t.handle})}(e,t)}var DT={newInstance:sn.newInstance(MT),extend:MT};const ET={texture:null,handle:null,sampler:null,label:null};function VT(e,t,n={}){Object.assign(t,ET,n),sn.obj(e,t),t.bindGroupLayoutEntry={visibility:GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT,texture:{sampleType:&quot;float&quot;,viewDimension:&quot;2d&quot;}},t.bindGroupTime={},sn.obj(t.bindGroupTime,{mtime:0}),sn.get(e,t,[&quot;bindGroupTime&quot;,&quot;texture&quot;]),sn.setGet(e,t,[&quot;bindGroupLayoutEntry&quot;,&quot;label&quot;,&quot;sampler&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUTextureView&quot;),e.create=(e,n)=&gt;{t.texture=e,t.options=n,t.options.dimension=t.options.dimension||&quot;2d&quot;,t.options.label=t.label,t.textureHandle=e.getHandle(),t.handle=t.textureHandle.createView(t.options),t.bindGroupLayoutEntry.texture.viewDimension=t.options.dimension;const r=gT.getDetailsFromTextureFormat(t.texture.getFormat());t.bindGroupLayoutEntry.texture.sampleType=r.sampleType},e.createFromTextureHandle=(e,n)=&gt;{t.texture=null,t.options=n,t.options.dimension=t.options.dimension||&quot;2d&quot;,t.options.label=t.label,t.textureHandle=e,t.handle=t.textureHandle.createView(t.options),t.bindGroupLayoutEntry.texture.viewDimension=t.options.dimension;const r=gT.getDetailsFromTextureFormat(n.format);t.bindGroupLayoutEntry.texture.sampleType=r.sampleType,t.bindGroupTime.modified()},e.getBindGroupEntry=()=&gt;({resource:e.getHandle()}),e.getShaderCode=(e,n)=&gt;{let r=&quot;f32&quot;;&quot;sint&quot;===t.bindGroupLayoutEntry.texture.sampleType?r=&quot;i32&quot;:&quot;uint&quot;===t.bindGroupLayoutEntry.texture.sampleType&amp;&amp;(r=&quot;u32&quot;);let o=`@binding(${e}) @group(${n}) var ${t.label}: texture_${t.options.dimension}&lt;${r}&gt;;`;return&quot;depth&quot;===t.bindGroupLayoutEntry.texture.sampleType&amp;&amp;(o=`@binding(${e}) @group(${n}) var ${t.label}: texture_depth_${t.options.dimension};`),o},e.addSampler=(n,r)=&gt;{const o=DT.newInstance({label:`${t.label}Sampler`});o.create(n,r),e.setSampler(o)},e.getBindGroupTime=()=&gt;(t.texture&amp;&amp;t.texture.getHandle()!==t.textureHandle&amp;&amp;(t.textureHandle=t.texture.getHandle(),t.handle=t.textureHandle.createView(t.options),t.bindGroupTime.modified()),t.bindGroupTime),e.getHandle=()=&gt;(t.texture&amp;&amp;t.texture.getHandle()!==t.textureHandle&amp;&amp;(t.textureHandle=t.texture.getHandle(),t.handle=t.textureHandle.createView(t.options),t.bindGroupTime.modified()),t.handle)}(e,t)}var LT={newInstance:sn.newInstance(VT),extend:VT};const{vtkErrorMacro:BT}=sn;function FT(e,t){t.classHierarchy.push(&quot;vtkWebGPUTexture&quot;);const n=(e,n,r,o)=&gt;{const a=gT.getDetailsFromTextureFormat(t.format),i=n*a.numComponents,s=i*r*o,l=2===a.elementSize&amp;&amp;&quot;float&quot;===a.sampleType;if(!e?.length&amp;&amp;s&gt;0)return BT(&quot;Texture upload failed: missing nativeArray data.&quot;),null;if(e.length&lt;s)return BT(`Texture upload failed: expected ${s} values but received ${e.length}.`),null;const c=e.length&gt;s?e.subarray(0,s):e,u=c.BYTES_PER_ELEMENT||a.elementSize,d=n*a.stride,p=256*Math.floor((d+255)/256),f=((e,t)=&gt;{if(2===e.elementSize&amp;&amp;&quot;float&quot;===e.sampleType)return&quot;Uint16Array&quot;;if(&quot;sint&quot;===e.sampleType){if(1===e.elementSize)return&quot;Int8Array&quot;;if(2===e.elementSize)return&quot;Int16Array&quot;;if(4===e.elementSize)return&quot;Int32Array&quot;}else if(&quot;unfilterable-float&quot;===e.sampleType){if(4===e.elementSize)return&quot;Float32Array&quot;}else{if(1===e.elementSize)return&quot;Uint8Array&quot;;if(2===e.elementSize)return&quot;Uint16Array&quot;;if(4===e.elementSize)return&quot;Uint32Array&quot;}return t})(a,c.constructor.name),g=p/(l?2:sn.newTypedArray(f,0).BYTES_PER_ELEMENT),m=i*u;if(!(l||c.constructor.name!==f||m!==p))return{data:c,bytesPerRow:p};const h=r*o,v=sn.newTypedArray(f,g*h);if(l)for(let e=0;e&lt;h;e++){const t=e*i,n=e*g;for(let e=0;e&lt;i;e++)v[n+e]=Md.toHalf(c[t+e])}else if(g===i)v.set(c);else for(let e=0;e&lt;h;e++)v.set(c.subarray(e*i,(e+1)*i),e*g);return{data:v,bytesPerRow:p}};e.create=(e,n)=&gt;{t.device=e,t.width=n.width,t.height=n.height,t.depth=n.depth?n.depth:1;const r=1===t.depth?&quot;2d&quot;:&quot;3d&quot;;t.format=n.format?n.format:&quot;rgba8unorm&quot;,t.mipLevel=n.mipLevel?n.mipLevel:0,t.usage=n.usage?n.usage:GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST,t.handle=t.device.getHandle().createTexture({size:[t.width,t.height,t.depth],format:t.format,usage:t.usage,label:t.label,dimension:r,mipLevelCount:t.mipLevel+1})},e.assignFromHandle=(e,n,r)=&gt;{t.device=e,t.handle=n,t.width=r.width,t.height=r.height,t.depth=r.depth?r.depth:1,t.format=r.format?r.format:&quot;rgba8unorm&quot;,t.usage=r.usage?r.usage:GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST},e.writeImageData=r=&gt;{let o=[];const a=n=&gt;{t.device.getHandle().queue.copyExternalImageToTexture({source:n,flipY:r.flip},{texture:t.handle,premultipliedAlpha:!0,mipLevel:0,origin:{x:0,y:0,z:0}},[n.width,n.height,t.depth]),3!==e.getDimensionality()&amp;&amp;t.mipLevel&gt;0&amp;&amp;Eu.generateMipmaps(t.device.getHandle(),t.handle,t.mipLevel+1),t.ready=!0};if(r.canvas)return void a(r.canvas);if(r.imageBitmap)return r.width=r.imageBitmap.width,r.height=r.imageBitmap.height,r.depth=1,r.format=&quot;rgba8unorm&quot;,r.flip=!0,void a(r.imageBitmap);if(r.jsImageData)return r.width=r.jsImageData.width,r.height=r.jsImageData.height,r.depth=1,r.format=&quot;rgba8unorm&quot;,r.flip=!0,void a(r.jsImageData);if(r.image)return r.width=r.image.width,r.height=r.image.height,r.depth=1,r.format=&quot;rgba8unorm&quot;,r.flip=!0,void a(r.image);r.nativeArray&amp;&amp;(o=r.nativeArray);const i=3===e.getDimensionality(),s=n(o,t.width,t.height,i?t.depth:1);if(!s)return;const l=s.data;t.device.getHandle().queue.writeTexture({texture:t.handle,mipLevel:0,origin:{x:0,y:0,z:0}},l,{offset:0,bytesPerRow:s.bytesPerRow,rowsPerImage:t.height},{width:t.width,height:t.height,depthOrArrayLayers:i?t.depth:1}),!i&amp;&amp;t.mipLevel&gt;0&amp;&amp;Eu.generateMipmaps(t.device.getHandle(),t.handle,t.mipLevel+1),t.ready=!0},e.writeSubImageData=r=&gt;{const o=r.x??0,a=r.y??0,i=r.z??0,s=r.width??t.width-o,l=r.height??t.height-a,c=r.depth??t.depth-i,u=r.nativeArray||[];if(!((e,n,r,o,a,i)=&gt;e&lt;0||n&lt;0||r&lt;0||o&lt;=0||a&lt;=0||i&lt;=0?(BT(`Texture upload failed: invalid write region origin=(${e}, ${n}, ${r}) size=(${o}, ${a}, ${i}).`),!1):!(e+o&gt;t.width||n+a&gt;t.height||r+i&gt;t.depth)||(BT(`Texture upload failed: write region origin=(${e}, ${n}, ${r}) size=(${o}, ${a}, ${i}) exceeds texture extent=(${t.width}, ${t.height}, ${t.depth}).`),!1))(o,a,i,s,l,c))return;const d=n(u,s,l,c);d&amp;&amp;(t.device.getHandle().queue.writeTexture({texture:t.handle,mipLevel:0,origin:{x:o,y:a,z:i}},d.data,{offset:0,bytesPerRow:d.bytesPerRow,rowsPerImage:l},{width:s,height:l,depthOrArrayLayers:c}),3!==e.getDimensionality()&amp;&amp;t.mipLevel&gt;0&amp;&amp;Eu.generateMipmaps(t.device.getHandle(),t.handle,t.mipLevel+1),t.ready=!0)},e.getScale=()=&gt;{const e=gT.getDetailsFromTextureFormat(t.format);return 2===e.elementSize&amp;&amp;&quot;float&quot;===e.sampleType?1:255},e.getNumberOfComponents=()=&gt;gT.getDetailsFromTextureFormat(t.format).numComponents,e.getDimensionality=()=&gt;{let e=0;return t.width&gt;1&amp;&amp;e++,t.height&gt;1&amp;&amp;e++,t.depth&gt;1&amp;&amp;e++,e},e.resizeToMatch=e=&gt;{e.getWidth()===t.width&amp;&amp;e.getHeight()===t.height&amp;&amp;e.getDepth()===t.depth||(t.width=e.getWidth(),t.height=e.getHeight(),t.depth=e.getDepth(),t.handle=t.device.getHandle().createTexture({size:[t.width,t.height,t.depth],format:t.format,usage:t.usage,label:t.label}))},e.resize=(e,n,r=1)=&gt;{e===t.width&amp;&amp;n===t.height&amp;&amp;r===t.depth||(t.width=e,t.height=n,t.depth=r,t.handle=t.device.getHandle().createTexture({size:[t.width,t.height,t.depth],format:t.format,usage:t.usage,label:t.label}))},e.createView=(n,r={})=&gt;{r.dimension||(r.dimension=1===t.depth?&quot;2d&quot;:&quot;3d&quot;);const o=LT.newInstance({label:n});return o.create(e,r),o}}const NT={device:null,handle:null,buffer:null,ready:!1,label:null};function kT(e,t,n={}){Object.assign(t,NT,n),sn.obj(e,t),sn.get(e,t,[&quot;handle&quot;,&quot;ready&quot;,&quot;width&quot;,&quot;height&quot;,&quot;depth&quot;,&quot;format&quot;,&quot;usage&quot;]),sn.setGet(e,t,[&quot;device&quot;,&quot;label&quot;]),FT(e,t)}var GT={newInstance:sn.newInstance(kT),extend:kT};const UT={renderEncoder:null,colorTexture:null,depthTexture:null};function _T(e,t,n={}){Object.assign(t,UT,n),vv.extend(e,t,n),sn.get(e,t,[&quot;colorTexture&quot;,&quot;depthTexture&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUOpaquePass&quot;),e.traverse=(n,r)=&gt;{if(t.deleted)return;t._currentParent=r;const o=r.getDevice();if(t.renderEncoder)t.colorTexture.resize(r.getCanvas().width,r.getCanvas().height),t.depthTexture.resize(r.getCanvas().width,r.getCanvas().height);else{e.createRenderEncoder(),t.colorTexture=GT.newInstance({label:&quot;opaquePassColor&quot;}),t.colorTexture.create(o,{width:r.getCanvas().width,height:r.getCanvas().height,format:&quot;rgba16float&quot;,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_SRC});const n=t.colorTexture.createView(&quot;opaquePassColorTexture&quot;);t.renderEncoder.setColorTextureView(0,n),t.depthFormat=&quot;depth32float&quot;,t.depthTexture=GT.newInstance({label:&quot;opaquePassDepth&quot;}),t.depthTexture.create(o,{width:r.getCanvas().width,height:r.getCanvas().height,format:t.depthFormat,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_SRC});const a=t.depthTexture.createView(&quot;opaquePassDepthTexture&quot;);t.renderEncoder.setDepthTextureView(a)}t.renderEncoder.attachTextureViews(),e.setCurrentOperation(&quot;opaquePass&quot;),n.setRenderEncoder(t.renderEncoder),n.traverse(e)},e.getColorTextureView=()=&gt;t.renderEncoder.getColorTextureViews()[0],e.getDepthTextureView=()=&gt;t.renderEncoder.getDepthTextureView(),e.createRenderEncoder=()=&gt;{t.renderEncoder=OT.newInstance({label:&quot;OpaquePass&quot;}),t.renderEncoder.setPipelineHash(&quot;op&quot;)}}(e,t)}var KT={newInstance:sn.newInstance(_T,&quot;vtkWebGPUOpaquePass&quot;),extend:_T};const zT={colorTextureView:null,depthTextureView:null};function WT(e,t,n={}){Object.assign(t,zT,n),vv.extend(e,t,n),sn.setGet(e,t,[&quot;colorTextureView&quot;,&quot;depthTextureView&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUOrderIndependentTranslucentPass&quot;),e.traverse=(n,r)=&gt;{if(t.deleted)return;t._currentParent=r;const o=r.getDevice();if(t.translucentRenderEncoder)t.translucentColorTexture.resizeToMatch(t.colorTextureView.getTexture()),t.translucentAccumulateTexture.resizeToMatch(t.colorTextureView.getTexture());else{e.createRenderEncoder(),e.createFinalEncoder(),t.translucentColorTexture=GT.newInstance({label:&quot;translucentPassColor&quot;}),t.translucentColorTexture.create(o,{width:r.getCanvas().width,height:r.getCanvas().height,format:&quot;rgba16float&quot;,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const n=t.translucentColorTexture.createView(&quot;oitpColorTexture&quot;);t.translucentRenderEncoder.setColorTextureView(0,n),t.translucentAccumulateTexture=GT.newInstance({label:&quot;translucentPassAccumulate&quot;}),t.translucentAccumulateTexture.create(o,{width:r.getCanvas().width,height:r.getCanvas().height,format:&quot;r16float&quot;,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const a=t.translucentAccumulateTexture.createView(&quot;oitpAccumTexture&quot;);t.translucentRenderEncoder.setColorTextureView(1,a),t.fullScreenQuad=ST.newInstance(),t.fullScreenQuad.setDevice(r.getDevice()),t.fullScreenQuad.setPipelineHash(&quot;oitpfsq&quot;),t.fullScreenQuad.setTextureViews(t.translucentRenderEncoder.getColorTextureViews()),t.fullScreenQuad.setFragmentShaderTemplate(&quot;\\n//VTK::Mapper::Dec\\n\\n//VTK::TCoord::Dec\\n\\n//VTK::RenderEncoder::Dec\\n\\n//VTK::IOStructs::Dec\\n\\n@fragment\\nfn main(\\n//VTK::IOStructs::Input\\n)\\n//VTK::IOStructs::Output\\n{\\n  var output: fragmentOutput;\\n\\n  var tcoord: vec2&lt;i32&gt; = vec2&lt;i32&gt;(i32(input.fragPos.x), i32(input.fragPos.y));\\n  var reveal: f32 = textureLoad(oitpAccumTexture, tcoord, 0).r;\\n  if (reveal == 1.0) { discard; }\\n  var tcolor: vec4&lt;f32&gt; = textureLoad(oitpColorTexture, tcoord, 0);\\n  var total: f32 = max(tcolor.a, 0.01);\\n  var computedColor: vec4&lt;f32&gt; = vec4&lt;f32&gt;(tcolor.r/total, tcolor.g/total, tcolor.b/total, 1.0 - reveal);\\n\\n  //VTK::RenderEncoder::Impl\\n  return output;\\n}\\n&quot;)}t.translucentRenderEncoder.setDepthTextureView(t.depthTextureView),t.translucentRenderEncoder.attachTextureViews(),e.setCurrentOperation(&quot;translucentPass&quot;),n.setRenderEncoder(t.translucentRenderEncoder),n.traverse(e),e.finalPass(r,n)},e.finalPass=(e,n)=&gt;{t.translucentFinalEncoder.setColorTextureView(0,t.colorTextureView),t.translucentFinalEncoder.attachTextureViews(),t.translucentFinalEncoder.begin(e.getCommandEncoder()),n.scissorAndViewport(t.translucentFinalEncoder),t.fullScreenQuad.prepareAndDraw(t.translucentFinalEncoder),t.translucentFinalEncoder.end()},e.getTextures=()=&gt;[t.translucentColorTexture,t.translucentAccumulateTexture],e.createRenderEncoder=()=&gt;{t.translucentRenderEncoder=OT.newInstance({label:&quot;translucentRender&quot;});const e=t.translucentRenderEncoder.getDescription();e.colorAttachments=[{view:void 0,clearValue:[0,0,0,0],loadOp:&quot;clear&quot;,storeOp:&quot;store&quot;},{view:void 0,clearValue:[1,0,0,0],loadOp:&quot;clear&quot;,storeOp:&quot;store&quot;}],e.depthStencilAttachment={view:void 0,depthLoadOp:&quot;load&quot;,depthStoreOp:&quot;store&quot;},t.translucentRenderEncoder.setReplaceShaderCodeFunction((e=&gt;{const t=e.getShaderDescription(&quot;fragment&quot;);t.addOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;outColor&quot;),t.addOutput(&quot;f32&quot;,&quot;outAccum&quot;),t.addBuiltinInput(&quot;vec4&lt;f32&gt;&quot;,&quot;@builtin(position) fragPos&quot;);let n=t.getCode();n=rT.substitute(n,&quot;//VTK::RenderEncoder::Impl&quot;,[&quot;var w: f32 = computedColor.a * pow(0.1 + input.fragPos.z, 2.0);&quot;,&quot;output.outColor = vec4&lt;f32&gt;(computedColor.rgb*w, w);&quot;,&quot;output.outAccum = computedColor.a;&quot;]).result,t.setCode(n)})),t.translucentRenderEncoder.setPipelineHash(&quot;oitpr&quot;),t.translucentRenderEncoder.setPipelineSettings({primitive:{cullMode:&quot;none&quot;},depthStencil:{depthWriteEnabled:!1,depthCompare:&quot;greater&quot;,format:&quot;depth32float&quot;},fragment:{targets:[{format:&quot;rgba16float&quot;,blend:{color:{srcFactor:&quot;one&quot;,dstFactor:&quot;one&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one&quot;}}},{format:&quot;r16float&quot;,blend:{color:{srcFactor:&quot;zero&quot;,dstFactor:&quot;one-minus-src&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one-minus-src-alpha&quot;}}}]}})},e.createFinalEncoder=()=&gt;{t.translucentFinalEncoder=OT.newInstance({label:&quot;translucentFinal&quot;}),t.translucentFinalEncoder.setDescription({colorAttachments:[{view:null,loadOp:&quot;load&quot;,storeOp:&quot;store&quot;}]}),t.translucentFinalEncoder.setReplaceShaderCodeFunction((e=&gt;{const t=e.getShaderDescription(&quot;fragment&quot;);t.addOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;outColor&quot;),t.addBuiltinInput(&quot;vec4&lt;f32&gt;&quot;,&quot;@builtin(position) fragPos&quot;);let n=t.getCode();n=rT.substitute(n,&quot;//VTK::RenderEncoder::Impl&quot;,[&quot;output.outColor = vec4&lt;f32&gt;(computedColor.rgb, computedColor.a);&quot;]).result,t.setCode(n)})),t.translucentFinalEncoder.setPipelineHash(&quot;oitpf&quot;),t.translucentFinalEncoder.setPipelineSettings({primitive:{cullMode:&quot;none&quot;},fragment:{targets:[{format:&quot;rgba16float&quot;,blend:{color:{srcFactor:&quot;src-alpha&quot;,dstFactor:&quot;one-minus-src-alpha&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one-minus-src-alpha&quot;}}}]}})}}(e,t)}var HT={newInstance:sn.newInstance(WT,&quot;vtkWebGPUOrderIndependentTranslucentPass&quot;),extend:WT};var jT={BufferUsage:{Verts:0,Lines:1,Triangles:2,Strips:3,LinesFromStrips:4,LinesFromTriangles:5,Points:6,UniformArray:7,PointArray:8,NormalsFromPoints:9,Texture:10,RawVertex:11,Storage:12,Index:13},PrimitiveTypes:{Start:0,Points:0,Lines:1,Triangles:2,TriangleStrips:3,TriangleEdges:4,TriangleStripEdges:5,End:6}};const XT=[&quot;getMappedRange&quot;,&quot;mapAsync&quot;,&quot;unmap&quot;];function qT(e,t){t.classHierarchy.push(&quot;vtkWebGPUBuffer&quot;),e.create=(e,n)=&gt;{t.handle=t.device.getHandle().createBuffer({size:e,usage:n,label:t.label}),t.sizeInBytes=e,t.usage=n},e.write=e=&gt;{!function(e,t,n,r){const o=r.byteLength,a=e.createBuffer({size:o,usage:GPUBufferUsage.COPY_SRC,mappedAtCreation:!0}),i=a.getMappedRange(0,o);new Uint8Array(i).set(new Uint8Array(r)),a.unmap();const s=e.createCommandEncoder();s.copyBufferToBuffer(a,0,t,n,o);const l=s.finish();e.queue.submit([l]),a.destroy()}(t.device.getHandle(),t.handle,0,e.buffer)},e.createAndWrite=(e,n)=&gt;{const r=4*Math.ceil(e.byteLength/4);t.handle=t.device.getHandle().createBuffer({size:r,usage:n,mappedAtCreation:!0,label:t.label}),t.sizeInBytes=r,t.usage=n,new Uint8Array(t.handle.getMappedRange()).set(new Uint8Array(e.buffer)),t.handle.unmap()};for(let n=0;n&lt;XT.length;n++)e[XT[n]]=(...e)=&gt;t.handle[XT[n]](...e)}const YT={device:null,handle:null,sizeInBytes:0,strideInBytes:0,arrayInformation:null,usage:null,label:null,sourceTime:null};function JT(e,t,n={}){Object.assign(t,YT,n),sn.obj(e,t),sn.get(e,t,[&quot;handle&quot;,&quot;sizeInBytes&quot;,&quot;usage&quot;]),sn.setGet(e,t,[&quot;strideInBytes&quot;,&quot;device&quot;,&quot;arrayInformation&quot;,&quot;label&quot;,&quot;sourceTime&quot;]),qT(e,t)}var ZT={newInstance:sn.newInstance(JT),extend:JT,...jT};const{Representation:QT}=us,{PrimitiveTypes:$T}=jT;class ex{constructor(){this.keys=new Uint32Array(10),this.values=new Uint32Array(10),this.count=0}clear(){this.count=0}has(e){for(let t=0;t&lt;this.count;t++)if(this.keys[t]===e)return!0}get(e){for(let t=0;t&lt;this.count;t++)if(this.keys[t]===e)return this.values[t]}set(e,t){this.count&lt;9&amp;&amp;(this.keys[this.count]=e,this.values[this.count++]=t)}}function tx(e,t,n){let r=e.pointIdToFlatId[t];return r&lt;0&amp;&amp;(r=e.flatId,e.pointIdToFlatId[t]=r,e.flatIdToPointId[e.flatId]=t,e.flatIdToCellId[e.flatId]=n,e.flatId++),r}function nx(e,t,n){const r=e.length;for(let o=0;o&lt;r;o++){let a=e[o];if(n.cellProvokedMap.has(a)){n.ibo[n.iboId++]=n.cellProvokedMap.get(a);for(let i=o+1;i&lt;o+r;i++){a=e[i%r];const o=tx(n,a,t);n.ibo[n.iboId++]=o}return}}for(let o=0;o&lt;r;o++){let a=e[o];if(!n.provokedPointIds[a]){let i=tx(n,a,t);n.provokedPointIds[a]=1,n.cellProvokedMap.set(a,i),n.flatIdToCellId[i]=t,n.ibo[n.iboId++]=i;for(let s=o+1;s&lt;o+r;s++)a=e[s%r],i=tx(n,a,t),n.ibo[n.iboId++]=i;return}}let o=e[0],a=n.flatId;n.cellProvokedMap.set(o,a),n.flatIdToPointId[n.flatId]=o,n.flatIdToCellId[n.flatId]=t,n.flatId++,n.ibo[n.iboId++]=a;for(let i=1;i&lt;r;i++)o=e[i],a=tx(n,o,t),n.ibo[n.iboId++]=a}function rx(e,t,n){const r=e.length;n.iboSize+=r;for(let t=0;t&lt;r;t++){const r=e[t];if(n.cellProvokedMap.has(r))return}for(let t=0;t&lt;r;t++){const r=e[t];if(!n.provokedPointIds[r])return n.provokedPointIds[r]=1,void n.cellProvokedMap.set(r,1)}n.cellProvokedMap.set(e[0],1),n.extraPoints++}let ox;const ax=new Uint32Array(1),ix=new Uint32Array(2),sx=new Uint32Array(3),lx={anythingToPoints(e,t,n,r,o){for(let a=0;a&lt;e;++a)ax[0]=t[n+a],ox(ax,r,o)},linesToWireframe(e,t,n,r,o){for(let a=0;a&lt;e-1;++a)ix[0]=t[n+a],ix[1]=t[n+a+1],ox(ix,r,o)},polysToWireframe(e,t,n,r,o){if(e&gt;2)for(let a=0;a&lt;e;++a)ix[0]=t[n+a],ix[1]=t[n+(a+1)%e],ox(ix,r,o)},stripsToWireframe(e,t,n,r,o){if(e&gt;2){for(let a=0;a&lt;e-1;++a)ix[0]=t[n+a],ix[1]=t[n+a+1],ox(ix,r,o);for(let a=0;a&lt;e-2;a++)ix[0]=t[n+a],ix[1]=t[n+a+2],ox(ix,r,o)}},polysToSurface(e,t,n,r,o){for(let a=0;a&lt;e-2;a++)sx[0]=t[n],sx[1]=t[n+a+1],sx[2]=t[n+a+2],ox(sx,r,o)},stripsToSurface(e,t,n,r,o){for(let a=0;a&lt;e-2;a++)sx[0]=t[n+a],sx[1]=t[n+a+1+a%2],sx[2]=t[n+a+1+(a+1)%2],ox(sx,r,o)}};function cx(e,t){t.classHierarchy.push(&quot;vtkWebGPUIndexBuffer&quot;),e.buildIndexBuffer=e=&gt;{const n=e.cells,r=e.primitiveType,o=e.representation,a=e.cellOffset,i=n.getData(),s=i.length,l=function(e){switch(e){case $T.Points:return&quot;points&quot;;case $T.Lines:return&quot;lines&quot;;case $T.Triangles:case $T.TriangleEdges:return&quot;polys&quot;;case $T.TriangleStripEdges:case $T.TriangleStrips:return&quot;strips&quot;;default:return&quot;&quot;}}(r),c=e.numberOfPoints,u={provokedPointIds:new Uint8Array(c),extraPoints:0,iboSize:0,flatId:0,iboId:0,cellProvokedMap:new ex};let d=null;d=o===QT.POINTS||r===$T.Points?lx.anythingToPoints:o===QT.WIREFRAME||r===$T.Lines?lx[`${l}ToWireframe`]:lx[`${l}ToSurface`],ox=rx;let p=a||0;for(let e=0;e&lt;s;)u.cellProvokedMap.clear(),d(i[e],i,e+1,p,u),e+=i[e]+1,p++;u.flatIdToPointId=c&lt;=65535?new Uint16Array(c+u.extraPoints):new Uint32Array(c+u.extraPoints),c+u.extraPoints&lt;36863?u.pointIdToFlatId=new Int16Array(c):u.pointIdToFlatId=new Int32Array(c),c+u.extraPoints&lt;=65535?(u.ibo=new Uint16Array(u.iboSize),e.format=&quot;uint16&quot;):(u.ibo=new Uint32Array(u.iboSize),e.format=&quot;uint32&quot;),u.flatIdToCellId=p&lt;=65535?new Uint16Array(c+u.extraPoints):new Uint32Array(c+u.extraPoints),u.pointIdToFlatId.fill(-1),u.provokedPointIds.fill(0),ox=nx,p=a||0;for(let e=0;e&lt;s;)u.cellProvokedMap.clear(),d(i[e],i,e+1,p,u),e+=i[e]+1,p++;delete u.provokedPointIds,delete u.pointIdToFlatId,e.nativeArray=u.ibo,t.flatIdToPointId=u.flatIdToPointId,t.flatIdToCellId=u.flatIdToCellId,t.flatSize=u.flatId,t.indexCount=u.iboId}}const ux={flatIdToPointId:null,flatIdToCellId:null,flatSize:0,indexCount:0};function dx(e,t,n={}){Object.assign(t,ux,n),ZT.extend(e,t,n),sn.setGet(e,t,[&quot;flatIdToPointId&quot;,&quot;flatIdToCellId&quot;,&quot;flatSize&quot;,&quot;indexCount&quot;]),cx(e,t)}var px={newInstance:sn.newInstance(dx),extend:dx,...jT};const{BufferUsage:fx}=jT,{vtkErrorMacro:gx}=ln,{VtkDataTypes:mx}=Is;function hx(e,t,n,r,o){const a={},i=e.getFlatSize();if(!i)return a;let s=[0,0,0,0];o.shift&amp;&amp;(o.shift.length?s=o.shift:s.fill(o.shift));let l=[1,1,1,1];o.scale&amp;&amp;(o.scale.length?l=o.scale:l.fill(o.scale));const c=!!Object.prototype.hasOwnProperty.call(o,&quot;packExtra&quot;)&amp;&amp;o.packExtra;let u,d=0;const p=Ct(r,i*(n+(c?1:0)));let f=e.getFlatIdToPointId();o.cellData&amp;&amp;(f=e.getFlatIdToCellId()),1===n?u=function(e){p[d++]=l[0]*t[e]+s[0]}:2===n?u=function(e){p[d++]=l[0]*t[e]+s[0],p[d++]=l[1]*t[e+1]+s[1]}:3!==n||c?3===n&amp;&amp;c?u=function(e){p[d++]=l[0]*t[e]+s[0],p[d++]=l[1]*t[e+1]+s[1],p[d++]=l[2]*t[e+2]+s[2],p[d++]=1*l[3]+s[3]}:4===n&amp;&amp;(u=function(e){p[d++]=l[0]*t[e]+s[0],p[d++]=l[1]*t[e+1]+s[1],p[d++]=l[2]*t[e+2]+s[2],p[d++]=l[3]*t[e+3]+s[3]}):u=function(e){p[d++]=l[0]*t[e]+s[0],p[d++]=l[1]*t[e+1]+s[1],p[d++]=l[2]*t[e+2]+s[2]};for(let e=0;e&lt;i;e++){u(n*f[e])}return a.nativeArray=p,a}function vx(e,t,n,r){const o=[];return Wo([e[3*r]-e[3*n],e[3*r+1]-e[3*n+1],e[3*r+2]-e[3*n+2]],[e[3*t]-e[3*n],e[3*t+1]-e[3*n+1],e[3*t+2]-e[3*n+2]],o),jo(o),o}function Tx(e,t){function n(e){let n,r;if(e.dataArray&amp;&amp;!e.nativeArray&amp;&amp;(e.nativeArray=e.dataArray.getData()),e.usage===fx.Index&amp;&amp;(n=px.newInstance({label:e.label}),n.setDevice(t.device),r=GPUBufferUsage.INDEX|GPUBufferUsage.COPY_DST,n.buildIndexBuffer(e),n.createAndWrite(e.nativeArray,r),n.setArrayInformation([{format:e.format}])),n||(n=ZT.newInstance({label:e.label}),n.setDevice(t.device)),e.usage===fx.UniformArray&amp;&amp;(r=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,n.createAndWrite(e.nativeArray,r)),e.usage===fx.Storage&amp;&amp;(r=GPUBufferUsage.STORAGE|GPUBufferUsage.COPY_DST,n.createAndWrite(e.nativeArray,r)),e.usage===fx.Texture&amp;&amp;(r=GPUBufferUsage.COPY_SRC,n.createAndWrite(e.nativeArray,r)),e.usage===fx.PointArray){r=GPUBufferUsage.VERTEX;const t=gT.getNativeTypeFromBufferFormat(e.format),o=hx(e.indexBuffer,e.dataArray.getData(),e.dataArray.getNumberOfComponents(),t,{packExtra:e.packExtra,shift:e.shift,scale:e.scale,cellData:e.cellData,cellOffset:e.cellOffset});n.createAndWrite(o.nativeArray,r),n.setStrideInBytes(gT.getByteStrideFromBufferFormat(e.format)),n.setArrayInformation([{offset:0,format:e.format,interpolation:e.cellData?&quot;flat&quot;:&quot;perspective&quot;}])}if(e.usage===fx.NormalsFromPoints){r=GPUBufferUsage.VERTEX;const t=gT.getNativeTypeFromBufferFormat(e.format),o=function(e,t){const n=t.getData(),r=e.getData();if(!r||!n)return null;const o=new Int8Array(4*e.getNumberOfCells()),a=r.length;let i=0;for(let e=0;e&lt;a;){const t=vx(n,r[e+1],r[e+2],r[e+3]);o[i++]=127*t[0],o[i++]=127*t[1],o[i++]=127*t[2],o[i++]=127,e+=r[e]+1}return o}(e.cells,e.dataArray),a=hx(e.indexBuffer,o,4,t,{cellData:!0});n.createAndWrite(a.nativeArray,r),n.setStrideInBytes(gT.getByteStrideFromBufferFormat(e.format)),n.setArrayInformation([{offset:0,format:e.format,interpolation:&quot;flat&quot;}])}return e.usage===fx.RawVertex&amp;&amp;(r=GPUBufferUsage.VERTEX,n.createAndWrite(e.nativeArray,r),n.setStrideInBytes(gT.getByteStrideFromBufferFormat(e.format)),n.setArrayInformation([{offset:0,format:e.format}])),n.setSourceTime(e.time),n}t.classHierarchy.push(&quot;vtkWebGPUBufferManager&quot;),e.hasBuffer=e=&gt;t.device.hasCachedObject(e),e.getBuffer=e=&gt;e.hash?t.device.getCachedObject(e.hash,n,e):n(e),e.getBufferForPointArray=(t,n)=&gt;{const r=function(e){let t;switch(e.getDataType()){case mx.UNSIGNED_CHAR:t=&quot;uint8&quot;;break;case mx.FLOAT:t=&quot;float32&quot;;break;case mx.UNSIGNED_INT:t=&quot;uint32&quot;;break;case mx.INT:t=&quot;sint32&quot;;break;case mx.DOUBLE:t=&quot;float32&quot;;break;case mx.UNSIGNED_SHORT:t=&quot;uint16&quot;;break;case mx.SHORT:t=&quot;sin16&quot;;break;default:t=&quot;float32&quot;}switch(e.getNumberOfComponents()){case 2:t+=&quot;x2&quot;;break;case 3:t.includes(&quot;32&quot;)||gx(`unsupported x3 type for ${t}`),t+=&quot;x3&quot;;break;case 4:t+=&quot;x4&quot;}return t}(t),o={hash:`${t.getMTime()}I${n.getMTime()}${r}`,usage:fx.PointArray,format:r,dataArray:t,indexBuffer:n};return e.getBuffer(o)},e.getFullScreenQuadBuffer=()=&gt;{if(t.fullScreenQuadBuffer)return t.fullScreenQuadBuffer;t.fullScreenQuadBuffer=ZT.newInstance(),t.fullScreenQuadBuffer.setDevice(t.device);const e=new Float32Array([-1,-1,0,1,-1,0,1,1,0,-1,-1,0,1,1,0,-1,1,0]);return t.fullScreenQuadBuffer.createAndWrite(e,GPUBufferUsage.VERTEX),t.fullScreenQuadBuffer.setStrideInBytes(12),t.fullScreenQuadBuffer.setArrayInformation([{offset:0,format:&quot;float32x3&quot;}]),t.fullScreenQuadBuffer}}const xx={device:null,fullScreenQuadBuffer:null};function yx(e,t,n={}){Object.assign(t,xx,n),Vt(e,t),Gt(e,t,[&quot;device&quot;]),Tx(e,t)}var bx={newInstance:Xt(yx),extend:yx,...jT};const{BufferUsage:Ax}=bx,{vtkErrorMacro:Cx}=sn;const Sx={bufferEntries:null,bufferEntryNames:null,sizeInBytes:0,label:null,bindGroupLayoutEntry:null,bindGroupEntry:null};function Px(e,t,n={}){Object.assign(t,Sx,n),sn.obj(e,t),t._bufferEntryNames=new Map,t.bufferEntries=[],t.bindGroupLayoutEntry=t.bindGroupLayoutEntry||{buffer:{type:&quot;uniform&quot;}},t.sendTime={},sn.obj(t.sendTime,{mtime:0}),t.bindGroupTime={},sn.obj(t.bindGroupTime,{mtime:0}),t.sendDirty=!0,t.sortDirty=!0,sn.get(e,t,[&quot;binding&quot;,&quot;bindGroupTime&quot;]),sn.setGet(e,t,[&quot;bindGroupLayoutEntry&quot;,&quot;device&quot;,&quot;label&quot;,&quot;sizeInBytes&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUUniformBuffer&quot;),e.addEntry=(e,n)=&gt;{t._bufferEntryNames.has(e)?Cx(`entry named ${e} already exists`):(t.sortDirty=!0,t._bufferEntryNames.set(e,t.bufferEntries.length),t.bufferEntries.push({name:e,type:n,sizeInBytes:gT.getByteStrideFromShaderFormat(n),offset:-1,nativeType:gT.getNativeTypeFromShaderFormat(n),packed:!1}))},e.sortBufferEntries=()=&gt;{if(!t.sortDirty)return;let e=0;const n=[];let r=4;for(let e=0;e&lt;t.bufferEntries.length;e++){const n=t.bufferEntries[e];n.sizeInBytes%16==0&amp;&amp;(r=Math.max(16,r)),n.sizeInBytes%8==0&amp;&amp;(r=Math.max(8,r))}for(let r=0;r&lt;t.bufferEntries.length;r++){const o=t.bufferEntries[r];!1===o.packed&amp;&amp;o.sizeInBytes%16==0&amp;&amp;(o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes)}for(let r=0;r&lt;t.bufferEntries.length;r++){const o=t.bufferEntries[r];if(!1===o.packed&amp;&amp;12===o.sizeInBytes)for(let r=0;r&lt;t.bufferEntries.length;r++){const a=t.bufferEntries[r];if(!1===a.packed&amp;&amp;4===a.sizeInBytes){o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes,a.packed=!0,a.offset=e,n.push(a),e+=a.sizeInBytes;break}}}for(let r=0;r&lt;t.bufferEntries.length;r++){const o=t.bufferEntries[r];if(!o.packed&amp;&amp;o.sizeInBytes%8==0)for(let a=r+1;a&lt;t.bufferEntries.length;a++){const r=t.bufferEntries[a];if(!r.packed&amp;&amp;r.sizeInBytes%8==0){o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes,r.packed=!0,r.offset=e,n.push(r),e+=r.sizeInBytes;break}}}for(let r=0;r&lt;t.bufferEntries.length;r++){const o=t.bufferEntries[r];if(!o.packed&amp;&amp;o.sizeInBytes%8==0){let r=!1;for(let a=0;!r&amp;&amp;a&lt;t.bufferEntries.length;a++){const i=t.bufferEntries[a];if(!i.packed&amp;&amp;4===i.sizeInBytes)for(let s=a+1;s&lt;t.bufferEntries.length;s++){const a=t.bufferEntries[s];if(!a.packed&amp;&amp;4===a.sizeInBytes){o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes,i.packed=!0,i.offset=e,n.push(i),e+=i.sizeInBytes,a.packed=!0,a.offset=e,n.push(a),e+=a.sizeInBytes,r=!0;break}}}}}for(let r=0;r&lt;t.bufferEntries.length;r++){const o=t.bufferEntries[r];!o.packed&amp;&amp;o.sizeInBytes&gt;4&amp;&amp;(o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes)}for(let r=0;r&lt;t.bufferEntries.length;r++){const o=t.bufferEntries[r];o.packed||(o.packed=!0,o.offset=e,n.push(o),e+=o.sizeInBytes)}t.bufferEntries=n,t._bufferEntryNames.clear();for(let e=0;e&lt;t.bufferEntries.length;e++)t._bufferEntryNames.set(t.bufferEntries[e].name,e);t.sizeInBytes=e,t.sizeInBytes=r*Math.ceil(t.sizeInBytes/r),t.sortDirty=!1},e.sendIfNeeded=e=&gt;{if(!t.UBO){const n={nativeArray:t.Float32Array,usage:Ax.UniformArray,label:t.label};t.UBO=e.getBufferManager().getBuffer(n),t.bindGroupTime.modified(),t.sendDirty=!1}t.sendDirty&amp;&amp;(e.getHandle().queue.writeBuffer(t.UBO.getHandle(),0,t.arrayBuffer,0,t.sizeInBytes),t.sendDirty=!1),t.sendTime.modified()},e.createView=e=&gt;{e in t==0&amp;&amp;(t.arrayBuffer||(t.arrayBuffer=new ArrayBuffer(t.sizeInBytes)),t[e]=sn.newTypedArray(e,t.arrayBuffer))},e.setValue=(n,r)=&gt;{e.sortBufferEntries();const o=t._bufferEntryNames.get(n);if(void 0===o)return void Cx(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType];a.lastValue!==r&amp;&amp;(i[a.offset/i.BYTES_PER_ELEMENT]=r,t.sendDirty=!0),a.lastValue=r},e.setArray=(n,r)=&gt;{e.sortBufferEntries();const o=t._bufferEntryNames.get(n);if(void 0===o)return void Cx(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType];let s=!1;for(let e=0;e&lt;r.length;e++)a.lastValue&amp;&amp;a.lastValue[e]===r[e]||(i[a.offset/i.BYTES_PER_ELEMENT+e]=r[e],s=!0);s&amp;&amp;(t.sendDirty=!0,a.lastValue=[...r])},e.getBindGroupEntry=()=&gt;({resource:{buffer:t.UBO.getHandle()}}),e.getSendTime=()=&gt;t.sendTime.getMTime(),e.getShaderCode=(n,r)=&gt;{e.sortBufferEntries();const o=[`struct ${t.label}Struct\\n{`];for(let e=0;e&lt;t.bufferEntries.length;e++){const n=t.bufferEntries[e];o.push(`  ${n.name}: ${n.type},`)}return o.push(`};\\n@binding(${n}) @group(${r}) var&lt;uniform&gt; ${t.label}: ${t.label}Struct;`),o.join(&quot;\\n&quot;)}}(e,t)}var wx={newInstance:sn.newInstance(Px,&quot;vtkWebGPUUniformBuffer&quot;),extend:Px};const{BufferUsage:Ix}=bx,{vtkErrorMacro:Ox}=sn;const Rx={bufferEntries:null,bufferEntryNames:null,sizeInBytes:0,label:null,numberOfInstances:1};function Mx(e,t,n={}){Object.assign(t,Rx,n),sn.obj(e,t),t._bufferEntryNames=new Map,t.bufferEntries=[],t._sendTime={},sn.obj(t._sendTime,{mtime:0}),t.bindGroupTime={},sn.obj(t.bindGroupTime,{mtime:0}),t.bindGroupLayoutEntry=t.bindGroupLayoutEntry||{buffer:{type:&quot;read-only-storage&quot;}},sn.get(e,t,[&quot;bindGroupTime&quot;]),sn.setGet(e,t,[&quot;device&quot;,&quot;bindGroupLayoutEntry&quot;,&quot;label&quot;,&quot;numberOfInstances&quot;,&quot;sizeInBytes&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUStorageBuffer&quot;),e.addEntry=(e,n)=&gt;{if(t._bufferEntryNames.has(e))return void Ox(`entry named ${e} already exists`);t._bufferEntryNames.set(e,t.bufferEntries.length);const r=gT.getByteStrideFromShaderFormat(n);t.bufferEntries.push({name:e,type:n,sizeInBytes:r,offset:t.sizeInBytes,nativeType:gT.getNativeTypeFromShaderFormat(n)}),t.sizeInBytes+=r},e.send=e=&gt;{if(!t._buffer){const n={nativeArray:t.Float32Array,usage:Ix.Storage,label:t.label};return t._buffer=e.getBufferManager().getBuffer(n),t.bindGroupTime.modified(),void t._sendTime.modified()}e.getHandle().queue.writeBuffer(t._buffer.getHandle(),0,t.arrayBuffer,0,t.sizeInBytes*t.numberOfInstances),t._sendTime.modified()},e.createView=e=&gt;{e in t==0&amp;&amp;(t.arrayBuffer||(t.arrayBuffer=new ArrayBuffer(t.sizeInBytes*t.numberOfInstances)),t[e]=sn.newTypedArray(e,t.arrayBuffer))},e.setValue=(n,r,o)=&gt;{const a=t._bufferEntryNames.get(n);if(void 0===a)return void Ox(`entry named ${n} not found in UBO`);const i=t.bufferEntries[a];e.createView(i.nativeType);const s=t[i.nativeType];s[(i.offset+r*t.sizeInBytes)/s.BYTES_PER_ELEMENT]=o},e.setArray=(n,r,o)=&gt;{const a=t._bufferEntryNames.get(n);if(void 0===a)return void Ox(`entry named ${n} not found in UBO`);const i=t.bufferEntries[a];e.createView(i.nativeType);const s=t[i.nativeType],l=(i.offset+r*t.sizeInBytes)/s.BYTES_PER_ELEMENT;for(let e=0;e&lt;o.length;e++)s[l+e]=o[e]},e.setAllInstancesFromArray=(n,r)=&gt;{const o=t._bufferEntryNames.get(n);if(void 0===o)return void Ox(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType],s=r.length/t.numberOfInstances;for(let e=0;e&lt;t.numberOfInstances;e++){const n=(a.offset+e*t.sizeInBytes)/i.BYTES_PER_ELEMENT;for(let t=0;t&lt;s;t++)i[n+t]=r[e*s+t]}},e.setAllInstancesFromArrayColorToFloat=(n,r)=&gt;{const o=t._bufferEntryNames.get(n);if(void 0===o)return void Ox(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType],s=r.length/t.numberOfInstances;for(let e=0;e&lt;t.numberOfInstances;e++){const n=(a.offset+e*t.sizeInBytes)/i.BYTES_PER_ELEMENT;for(let t=0;t&lt;s;t++)i[n+t]=r[e*s+t]/255}},e.setAllInstancesFromArray3x3To4x4=(n,r)=&gt;{const o=t._bufferEntryNames.get(n);if(void 0===o)return void Ox(`entry named ${n} not found in UBO`);const a=t.bufferEntries[o];e.createView(a.nativeType);const i=t[a.nativeType];for(let e=0;e&lt;t.numberOfInstances;e++){const n=(a.offset+e*t.sizeInBytes)/i.BYTES_PER_ELEMENT;for(let t=0;t&lt;3;t++)for(let o=0;o&lt;3;o++)i[n+4*t+o]=r[9*e+3*t+o]}},e.getSendTime=()=&gt;t._sendTime.getMTime(),e.getShaderCode=(e,n)=&gt;{const r=[`struct ${t.label}StructEntry\\n{`];for(let e=0;e&lt;t.bufferEntries.length;e++){const n=t.bufferEntries[e];r.push(`  ${n.name}: ${n.type},`)}return r.push(`\\n};\\nstruct ${t.label}Struct\\n{\\n  values: array&lt;${t.label}StructEntry&gt;,\\n};\\n@binding(${e}) @group(${n}) var&lt;storage, read&gt; ${t.label}: ${t.label}Struct;\\n`),r.join(&quot;\\n&quot;)},e.getBindGroupEntry=()=&gt;({resource:{buffer:t._buffer.getHandle()}}),e.clearData=()=&gt;{t.numberOfInstances=0,t.sizeInBytes=0,t.bufferEntries=[],t._bufferEntryNames=new Map,t._buffer=null,delete t.arrayBuffer,delete t.Float32Array}}(e,t)}var Dx={newInstance:sn.newInstance(Mx,&quot;vtkWebGPUStorageBuffer&quot;),extend:Mx};function Ex(e,t,n){const r=e.getClippingPlanes().length;for(let o=0;o&lt;r;o++)e.getClippingPlaneInCoords(t,o,n[o]);return r}const Vx=`\\n//VTK::Renderer::Dec\\n\\n//VTK::Mapper::Dec\\n\\n//VTK::TCoord::Dec\\n\\n//VTK::Volume::TraverseDec\\n\\n//VTK::RenderEncoder::Dec\\n\\n//VTK::IOStructs::Dec\\n\\nfn getTextureValue(vTex: texture_3d&lt;f32&gt;, tpos: vec4&lt;f32&gt;) -&gt; f32\\n{\\n  // todo multicomponent support\\n  return textureSampleLevel(vTex, clampSampler, tpos.xyz, 0.0).r;\\n}\\n\\nfn intersectRayBoundsWithClipPlanes(vNum: i32, minPosSC: vec4&lt;f32&gt;, rayStepSC: vec4&lt;f32&gt;, rayBounds: vec2&lt;f32&gt;) -&gt; vec2&lt;f32&gt;\\n{\\n  var result: vec2&lt;f32&gt; = rayBounds;\\n  let clipCount: i32 = i32(volumeSSBO.values[vNum].clipPlaneStates.x);\\n  if (clipCount &lt;= 0)\\n  {\\n    return result;\\n  }\\n\\n  ${Array.from({length:6},((e,t)=&gt;`\\n  if (clipCount &gt; ${t})\\n  {\\n    let clipPlane${t}: vec4&lt;f32&gt; = volumeSSBO.values[vNum].clipPlane${t};\\n    let rayDirRatio${t}: f32 = dot(rayStepSC, clipPlane${t});\\n    let equationResult${t}: f32 = dot(minPosSC, clipPlane${t});\\n\\n    let absRayDirRatio${t}: f32 = abs(rayDirRatio${t});\\n    if (absRayDirRatio${t} &gt; 1e-6)\\n    {\\n      let intersection${t}: f32 = -equationResult${t} / rayDirRatio${t};\\n      result.x = select(result.x, max(result.x, intersection${t}), rayDirRatio${t} &gt; 0.0);\\n      result.y = select(result.y, min(result.y, intersection${t}), rayDirRatio${t} &lt; 0.0);\\n    }\\n    else if (equationResult${t} &lt; 0.0)\\n    {\\n      result.x = result.y;\\n    }\\n\\n    if (result.x &gt;= result.y)\\n    {\\n      return result;\\n    }\\n  }`)).join(&quot;\\n&quot;)}\\n\\n  return result;\\n}\\n\\nfn getGradient(vTex: texture_3d&lt;f32&gt;, tpos: vec4&lt;f32&gt;, vNum: i32, scalar: f32) -&gt; vec4&lt;f32&gt;\\n{\\n  var result: vec4&lt;f32&gt;;\\n\\n  var tstep: vec4&lt;f32&gt; = volumeSSBO.values[vNum].tstep;\\n  result.x = getTextureValue(vTex, tpos + vec4&lt;f32&gt;(tstep.x, 0.0, 0.0, 1.0)) - scalar;\\n  result.y = getTextureValue(vTex, tpos + vec4&lt;f32&gt;(0.0, tstep.y, 0.0, 1.0)) - scalar;\\n  result.z = getTextureValue(vTex, tpos + vec4&lt;f32&gt;(0.0, 0.0, tstep.z, 1.0)) - scalar;\\n  result.w = 0.0;\\n\\n  // divide by spacing as that is our delta\\n  result = result / volumeSSBO.values[vNum].spacing;\\n  // now we have a gradient in unit tcoords\\n\\n  var grad: f32 = length(result.xyz);\\n  if (grad &gt; 0.0)\\n  {\\n    // rotate to View Coords, needed for lighting and shading\\n    var nMat: mat4x4&lt;f32&gt; = rendererUBO.SCVCMatrix * volumeSSBO.values[vNum].planeNormals;\\n    result = nMat * result;\\n    result = result / length(result);\\n  }\\n\\n  // store gradient magnitude in .w\\n  result.w = grad;\\n\\n  return result;\\n}\\n\\nfn processVolume(vTex: texture_3d&lt;f32&gt;, vNum: i32, cNum: i32, posSC: vec4&lt;f32&gt;, tfunRows: f32) -&gt; vec4&lt;f32&gt;\\n{\\n  var outColor: vec4&lt;f32&gt; = vec4&lt;f32&gt;(0.0, 0.0, 0.0, 0.0);\\n\\n  // convert to tcoords and reject if outside the volume\\n  var tpos: vec4&lt;f32&gt; = volumeSSBO.values[vNum].SCTCMatrix*posSC;\\n  if (tpos.x &lt; 0.0 || tpos.y &lt; 0.0 || tpos.z &lt; 0.0 ||\\n      tpos.x &gt; 1.0 || tpos.y &gt; 1.0 || tpos.z &gt; 1.0) { return outColor; }\\n\\n  var scalar: f32 = getTextureValue(vTex, tpos);\\n\\n  var coord: vec2&lt;f32&gt; =\\n    vec2&lt;f32&gt;(scalar * componentSSBO.values[cNum].cScale + componentSSBO.values[cNum].cShift,\\n      (0.5 + 2.0 * f32(vNum)) / tfunRows);\\n  var color: vec4&lt;f32&gt; = textureSampleLevel(tfunTexture, clampSampler, coord, 0.0);\\n\\n  var gofactor: f32 = 1.0;\\n  var normal: vec4&lt;f32&gt; = vec4&lt;f32&gt;(0.0,0.0,0.0,0.0);\\n  if (componentSSBO.values[cNum].gomin &lt;  1.0 || volumeSSBO.values[vNum].shade[0] &gt; 0.0)\\n  {\\n    normal = getGradient(vTex, tpos, vNum, scalar);\\n    if (componentSSBO.values[cNum].gomin &lt;  1.0)\\n    {\\n      gofactor = clamp(normal.a*componentSSBO.values[cNum].goScale + componentSSBO.values[cNum].goShift,\\n      componentSSBO.values[cNum].gomin, componentSSBO.values[cNum].gomax);\\n    }\\n  }\\n\\n  coord.x = (scalar * componentSSBO.values[cNum].oScale + componentSSBO.values[cNum].oShift);\\n  var opacity: f32 = textureSampleLevel(ofunTexture, clampSampler, coord, 0.0).r;\\n\\n  if (volumeSSBO.values[vNum].shade[0] &gt; 0.0)\\n  {\\n    color = color*abs(normal.z);\\n  }\\n\\n  outColor = vec4&lt;f32&gt;(color.rgb, gofactor * opacity);\\n\\n  return outColor;\\n}\\n\\n// adjust the start and end point of a raycast such that it intersects the unit cube.\\n// This function is used to take a raycast starting point and step vector\\n// and numSteps and return the startijng and ending steps for intersecting the\\n// unit cube. Recall for a 3D texture, the unit cube is the range of texture coordsinates\\n// that have valid values. So this funtion can be used to take a ray in texture coordinates\\n// and bound it to intersecting the texture.\\n//\\nfn adjustBounds(tpos: vec4&lt;f32&gt;, tstep: vec4&lt;f32&gt;, numSteps: f32) -&gt; vec2&lt;f32&gt;\\n{\\n  var result: vec2&lt;f32&gt; = vec2&lt;f32&gt;(0.0, numSteps);\\n  var tpos2: vec4&lt;f32&gt; = tpos + tstep*numSteps;\\n\\n  // move tpos to the start of the volume\\n  var adjust: f32 =\\n    min(\\n      max(tpos.x/tstep.x, (tpos.x - 1.0)/tstep.x),\\n      min(\\n        max((tpos.y - 1.0)/tstep.y, tpos.y/tstep.y),\\n        max((tpos.z - 1.0)/tstep.z, tpos.z/tstep.z)));\\n  if (adjust &lt; 0.0)\\n  {\\n    result.x = result.x - adjust;\\n  }\\n\\n  // adjust length to the end\\n  adjust =\\n    max(\\n      min(tpos2.x/tstep.x, (tpos2.x - 1.0)/tstep.x),\\n      max(\\n        min((tpos2.y - 1.0)/tstep.y, tpos2.y/tstep.y),\\n        min((tpos2.z - 1.0)/tstep.z, tpos2.z/tstep.z)));\\n  if (adjust &gt; 0.0)\\n  {\\n    result.y = result.y - adjust;\\n  }\\n\\n  return result;\\n}\\n\\nfn getSimpleColor(scalar: f32, vNum: i32, cNum: i32) -&gt; vec4&lt;f32&gt;\\n{\\n  // how many rows (tfuns) do we have in our tfunTexture\\n  var tfunRows: f32 = f32(textureDimensions(tfunTexture).y);\\n\\n  var coord: vec2&lt;f32&gt; =\\n    vec2&lt;f32&gt;(scalar * componentSSBO.values[cNum].cScale + componentSSBO.values[cNum].cShift,\\n      (0.5 + 2.0 * f32(vNum)) / tfunRows);\\n  var color: vec4&lt;f32&gt; = textureSampleLevel(tfunTexture, clampSampler, coord, 0.0);\\n  coord.x = (scalar * componentSSBO.values[cNum].oScale + componentSSBO.values[cNum].oShift);\\n  var opacity: f32 = textureSampleLevel(ofunTexture, clampSampler, coord, 0.0).r;\\n  return vec4&lt;f32&gt;(color.rgb, opacity);\\n}\\n\\nfn traverseMax(vTex: texture_3d&lt;f32&gt;, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4&lt;f32&gt;, rayStepSC: vec4&lt;f32&gt;)\\n{\\n  // convert to tcoords and reject if outside the volume\\n  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\\n  var tpos: vec4&lt;f32&gt; = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\\n  var tpos2: vec4&lt;f32&gt; = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\\n  var tstep: vec4&lt;f32&gt; = tpos2 - tpos;\\n\\n  var rayBounds: vec2&lt;f32&gt; = intersectRayBoundsWithClipPlanes(\\n    vNum,\\n    minPosSC,\\n    rayStepSC,\\n    adjustBounds(tpos, tstep, numSteps));\\n\\n  // did we hit anything\\n  if (rayBounds.x &gt;= rayBounds.y)\\n  {\\n    traverseVals[vNum] = vec4&lt;f32&gt;(0.0,0.0,0.0,0.0);\\n    return;\\n  }\\n\\n  tpos = tpos + tstep*rayBounds.x;\\n  var curDist: f32 = rayBounds.x;\\n  var maxVal: f32 = -1.0e37;\\n  loop\\n  {\\n    var scalar: f32 = getTextureValue(vTex, tpos);\\n    if (scalar &gt; maxVal)\\n    {\\n      maxVal = scalar;\\n    }\\n\\n    // increment position\\n    curDist = curDist + 1.0;\\n    tpos = tpos + tstep;\\n\\n    // check if we have reached a terminating condition\\n    if (curDist &gt; rayBounds.y) { break; }\\n  }\\n\\n  // process to get the color and opacity\\n  traverseVals[vNum] = getSimpleColor(maxVal, vNum, cNum);\\n}\\n\\nfn traverseMin(vTex: texture_3d&lt;f32&gt;, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4&lt;f32&gt;, rayStepSC: vec4&lt;f32&gt;)\\n{\\n  // convert to tcoords and reject if outside the volume\\n  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\\n  var tpos: vec4&lt;f32&gt; = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\\n  var tpos2: vec4&lt;f32&gt; = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\\n  var tstep: vec4&lt;f32&gt; = tpos2 - tpos;\\n\\n  var rayBounds: vec2&lt;f32&gt; = intersectRayBoundsWithClipPlanes(\\n    vNum,\\n    minPosSC,\\n    rayStepSC,\\n    adjustBounds(tpos, tstep, numSteps));\\n\\n  // did we hit anything\\n  if (rayBounds.x &gt;= rayBounds.y)\\n  {\\n    traverseVals[vNum] = vec4&lt;f32&gt;(0.0,0.0,0.0,0.0);\\n    return;\\n  }\\n\\n  tpos = tpos + tstep*rayBounds.x;\\n  var curDist: f32 = rayBounds.x;\\n  var minVal: f32 = 1.0e37;\\n  loop\\n  {\\n    var scalar: f32 = getTextureValue(vTex, tpos);\\n    if (scalar &lt; minVal)\\n    {\\n      minVal = scalar;\\n    }\\n\\n    // increment position\\n    curDist = curDist + 1.0;\\n    tpos = tpos + tstep;\\n\\n    // check if we have reached a terminating condition\\n    if (curDist &gt; rayBounds.y) { break; }\\n  }\\n\\n  // process to get the color and opacity\\n  traverseVals[vNum] = getSimpleColor(minVal, vNum, cNum);\\n}\\n\\nfn traverseAverage(vTex: texture_3d&lt;f32&gt;, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4&lt;f32&gt;, rayStepSC: vec4&lt;f32&gt;)\\n{\\n  // convert to tcoords and reject if outside the volume\\n  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\\n  var tpos: vec4&lt;f32&gt; = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\\n  var tpos2: vec4&lt;f32&gt; = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\\n  var tstep: vec4&lt;f32&gt; = tpos2 - tpos;\\n\\n  var rayBounds: vec2&lt;f32&gt; = intersectRayBoundsWithClipPlanes(\\n    vNum,\\n    minPosSC,\\n    rayStepSC,\\n    adjustBounds(tpos, tstep, numSteps));\\n\\n  // did we hit anything\\n  if (rayBounds.x &gt;= rayBounds.y)\\n  {\\n    traverseVals[vNum] = vec4&lt;f32&gt;(0.0,0.0,0.0,0.0);\\n    return;\\n  }\\n\\n  let ipRange: vec4&lt;f32&gt; = volumeSSBO.values[vNum].ipScalarRange;\\n  tpos = tpos + tstep*rayBounds.x;\\n  var curDist: f32 = rayBounds.x;\\n  var avgVal: f32 = 0.0;\\n  var sampleCount: f32 = 0.0;\\n  loop\\n  {\\n    var sample: f32 = getTextureValue(vTex, tpos);\\n    // right now leave filtering off until WebGL changes get merged\\n    // if (ipRange.z == 0.0 || sample &gt;= ipRange.x &amp;&amp; sample &lt;= ipRange.y)\\n    // {\\n      avgVal = avgVal + sample;\\n      sampleCount = sampleCount + 1.0;\\n    // }\\n\\n    // increment position\\n    curDist = curDist + 1.0;\\n    tpos = tpos + tstep;\\n\\n    // check if we have reached a terminating condition\\n    if (curDist &gt; rayBounds.y) { break; }\\n  }\\n\\n  if (sampleCount &lt;= 0.0)\\n  {\\n    traverseVals[vNum] = vec4&lt;f32&gt;(0.0,0.0,0.0,0.0);\\n    return;\\n  }\\n\\n  // process to get the color and opacity\\n  traverseVals[vNum] = getSimpleColor(avgVal/sampleCount, vNum, cNum);\\n}\\n\\nfn traverseAdditive(vTex: texture_3d&lt;f32&gt;, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4&lt;f32&gt;, rayStepSC: vec4&lt;f32&gt;)\\n{\\n  // convert to tcoords and reject if outside the volume\\n  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\\n  var tpos: vec4&lt;f32&gt; = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\\n  var tpos2: vec4&lt;f32&gt; = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\\n  var tstep: vec4&lt;f32&gt; = tpos2 - tpos;\\n\\n  var rayBounds: vec2&lt;f32&gt; = intersectRayBoundsWithClipPlanes(\\n    vNum,\\n    minPosSC,\\n    rayStepSC,\\n    adjustBounds(tpos, tstep, numSteps));\\n\\n  // did we hit anything\\n  if (rayBounds.x &gt;= rayBounds.y)\\n  {\\n    traverseVals[vNum] = vec4&lt;f32&gt;(0.0,0.0,0.0,0.0);\\n    return;\\n  }\\n\\n  let ipRange: vec4&lt;f32&gt; = volumeSSBO.values[vNum].ipScalarRange;\\n  tpos = tpos + tstep*rayBounds.x;\\n  var curDist: f32 = rayBounds.x;\\n  var sumVal: f32 = 0.0;\\n  loop\\n  {\\n    var sample: f32 = getTextureValue(vTex, tpos);\\n    // right now leave filtering off until WebGL changes get merged\\n    // if (ipRange.z == 0.0 || sample &gt;= ipRange.x &amp;&amp; sample &lt;= ipRange.y)\\n    // {\\n      sumVal = sumVal + sample;\\n    // }\\n    // increment position\\n    curDist = curDist + 1.0;\\n    tpos = tpos + tstep;\\n\\n    // check if we have reached a terminating condition\\n    if (curDist &gt; rayBounds.y) { break; }\\n  }\\n\\n  // process to get the color and opacity\\n  traverseVals[vNum] = getSimpleColor(sumVal, vNum, cNum);\\n}\\n\\nfn composite(rayLengthSC: f32, minPosSC: vec4&lt;f32&gt;, rayStepSC: vec4&lt;f32&gt;) -&gt; vec4&lt;f32&gt;\\n{\\n  // initial ray position is at the beginning\\n  var rayPosSC: vec4&lt;f32&gt; = minPosSC;\\n\\n  // how many rows (tfuns) do we have in our tfunTexture\\n  var tfunRows: f32 = f32(textureDimensions(tfunTexture).y);\\n\\n  var curDist: f32 = 0.0;\\n  var computedColor: vec4&lt;f32&gt; = vec4&lt;f32&gt;(0.0, 0.0, 0.0, 0.0);\\n  var sampleColor: vec4&lt;f32&gt;;\\n  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\\n//VTK::Volume::TraverseCalls\\n//VTK::Volume::TraverseInit\\n\\n  loop\\n  {\\n    // for each volume, sample and accumulate color\\n//VTK::Volume::CompositeCalls\\n\\n    // increment position\\n    curDist = curDist + mapperUBO.SampleDistance;\\n    rayPosSC = rayPosSC + rayStepSC;\\n\\n    // check if we have reached a terminating condition\\n    if (curDist &gt; rayLengthSC) { break; }\\n    if (computedColor.a &gt; 0.98) { break; }\\n  }\\n  return computedColor;\\n}\\n\\n@fragment\\nfn main(\\n//VTK::IOStructs::Input\\n)\\n//VTK::IOStructs::Output\\n{\\n  var output: fragmentOutput;\\n\\n  var rayMax: f32 = textureSampleLevel(maxTexture, clampSampler, input.tcoordVS, 0.0).r;\\n  var rayMin: f32 = textureSampleLevel(minTexture, clampSampler, input.tcoordVS, 0.0).r;\\n\\n  // discard empty rays\\n  if (rayMax &lt;= rayMin) { discard; }\\n  else\\n  {\\n    // compute start and end ray positions in view coordinates\\n    var minPosSC: vec4&lt;f32&gt; = rendererUBO.PCSCMatrix*vec4&lt;f32&gt;(2.0 * input.tcoordVS.x - 1.0, 1.0 - 2.0 * input.tcoordVS.y, rayMax, 1.0);\\n    minPosSC = minPosSC * (1.0 / minPosSC.w);\\n    var maxPosSC: vec4&lt;f32&gt; = rendererUBO.PCSCMatrix*vec4&lt;f32&gt;(2.0 * input.tcoordVS.x - 1.0, 1.0 - 2.0 * input.tcoordVS.y, rayMin, 1.0);\\n    maxPosSC = maxPosSC * (1.0 / maxPosSC.w);\\n\\n    var rayLengthSC: f32 = distance(minPosSC.xyz, maxPosSC.xyz);\\n    var rayStepSC: vec4&lt;f32&gt; = (maxPosSC - minPosSC)*(mapperUBO.SampleDistance/rayLengthSC);\\n    rayStepSC.w = 0.0;\\n\\n    var computedColor: vec4&lt;f32&gt;;\\n\\n//VTK::Volume::Loop\\n\\n//VTK::RenderEncoder::Impl\\n  }\\n\\n  return output;\\n}\\n`,Lx=new Float64Array(16),Bx=new Float64Array(16);const Fx={volumes:null,rowLength:1024,lastVolumeLength:0};function Nx(e,t,n={}){Object.assign(t,Fx,n),ST.extend(e,t,n),t.fragmentShaderTemplate=Vx,t.UBO=wx.newInstance({label:&quot;mapperUBO&quot;}),t.UBO.addEntry(&quot;SampleDistance&quot;,&quot;f32&quot;),t.SSBO=Dx.newInstance({label:&quot;volumeSSBO&quot;}),t.componentSSBO=Dx.newInstance({label:&quot;componentSSBO&quot;}),t.lutBuildTime={},sn.obj(t.lutBuildTime,{mtime:0}),t.clipPlanes=Array.from({length:6},(()=&gt;[0,0,0,0])),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUVolumePassFSQ&quot;),e.replaceShaderPosition=(e,t,n)=&gt;{const r=t.getShaderDescription(&quot;vertex&quot;);r.addBuiltinOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;@builtin(position) Position&quot;);let o=r.getCode();o=rT.substitute(o,&quot;//VTK::Position::Impl&quot;,[&quot;output.tcoordVS = vec2&lt;f32&gt;(vertexBC.x * 0.5 + 0.5, 1.0 - vertexBC.y * 0.5 - 0.5);&quot;,&quot;output.Position = vec4&lt;f32&gt;(vertexBC, 1.0);&quot;]).result,r.setCode(o),t.getShaderDescription(&quot;fragment&quot;).addBuiltinInput(&quot;vec4&lt;f32&gt;&quot;,&quot;@builtin(position) fragPos&quot;)},t.shaderReplacements.set(&quot;replaceShaderPosition&quot;,e.replaceShaderPosition),e.replaceShaderVolume=(e,n,r)=&gt;{const o=n.getShaderDescription(&quot;fragment&quot;);let a=o.getCode();const i=[],s=[],l=[];for(let e=0;e&lt;t.volumes.length;e++)t.volumes[e].getRenderable().getMapper().getBlendMode()===hg.COMPOSITE_BLEND?(s.push(`  var tpos${e}: vec4&lt;f32&gt; = volumeSSBO.values[${e}].SCTCMatrix*minPosSC;`),s.push(`  var tpos2_${e}: vec4&lt;f32&gt; = volumeSSBO.values[${e}].SCTCMatrix*(minPosSC + rayStepSC);`),s.push(`  var tstep${e}: vec4&lt;f32&gt; = tpos2_${e} - tpos${e};`),s.push(`  var rayBounds${e}: vec2&lt;f32&gt; = intersectRayBoundsWithClipPlanes(${e}, minPosSC, rayStepSC, adjustBounds(tpos${e}, tstep${e}, numSteps));`),i.push(`    if (curDist &gt;= rayBounds${e}.x * mapperUBO.SampleDistance &amp;&amp; curDist &lt;= rayBounds${e}.y * mapperUBO.SampleDistance) {`),i.push(`      sampleColor = processVolume(volTexture${e}, ${e}, ${t.rowStarts[e]}, rayPosSC, tfunRows);`),i.push(&quot;    computedColor = vec4&lt;f32&gt;(\\n          sampleColor.a * sampleColor.rgb * (1.0 - computedColor.a) + computedColor.rgb,\\n          (1.0 - computedColor.a)*sampleColor.a + computedColor.a);&quot;),i.push(&quot;    }&quot;)):(l.push(`  sampleColor = traverseVals[${e}];`),l.push(&quot;  computedColor = vec4&lt;f32&gt;(\\n          sampleColor.a * sampleColor.rgb * (1.0 - computedColor.a) + computedColor.rgb,\\n          (1.0 - computedColor.a)*sampleColor.a + computedColor.a);&quot;));a=rT.substitute(a,&quot;//VTK::Volume::CompositeCalls&quot;,i).result,a=rT.substitute(a,&quot;//VTK::Volume::TraverseCalls&quot;,l).result,a=rT.substitute(a,&quot;//VTK::Volume::TraverseInit&quot;,s).result,a=rT.substitute(a,&quot;//VTK::Volume::TraverseDec&quot;,[`var&lt;private&gt; traverseVals: array&lt;vec4&lt;f32&gt;,${t.volumes.length}&gt;;`]).result;let c=!1;for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable().getMapper().getBlendMode();n===hg.COMPOSITE_BLEND?c=!0:n===hg.MAXIMUM_INTENSITY_BLEND?a=rT.substitute(a,&quot;//VTK::Volume::Loop&quot;,[`    traverseMax(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`,`    computedColor = traverseVals[${e}];`,&quot;//VTK::Volume::Loop&quot;]).result:n===hg.MINIMUM_INTENSITY_BLEND?a=rT.substitute(a,&quot;//VTK::Volume::Loop&quot;,[`    traverseMin(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`,`    computedColor = traverseVals[${e}];`,&quot;//VTK::Volume::Loop&quot;]).result:n===hg.AVERAGE_INTENSITY_BLEND?a=rT.substitute(a,&quot;//VTK::Volume::Loop&quot;,[`    traverseAverage(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`,`    computedColor = traverseVals[${e}];`,&quot;//VTK::Volume::Loop&quot;]).result:n===hg.ADDITIVE_INTENSITY_BLEND&amp;&amp;(a=rT.substitute(a,&quot;//VTK::Volume::Loop&quot;,[`    traverseAdditive(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`,`    computedColor = traverseVals[${e}];`,&quot;//VTK::Volume::Loop&quot;]).result)}c&amp;&amp;(a=rT.substitute(a,&quot;//VTK::Volume::Loop&quot;,[&quot;    computedColor = composite(rayLengthSC, minPosSC, rayStepSC);&quot;]).result),o.setCode(a)},t.shaderReplacements.set(&quot;replaceShaderVolume&quot;,e.replaceShaderVolume),e.updateLUTImage=n=&gt;{let r=e.getMTime();for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable(),o=n.getMapper().getInputData();r=Math.max(r,n.getMTime(),o.getMTime())}if(r&lt;t.lutBuildTime.getMTime())return;t.numRows=0,t.rowStarts=[];for(let e=0;e&lt;t.volumes.length;e++){t.rowStarts.push(t.numRows);const n=t.volumes[e].getRenderable(),r=n.getMapper(),o=n.getProperty(),a=r.getInputData(),i=(a.getPointData()&amp;&amp;a.getPointData().getScalars()).getNumberOfComponents(),s=o.getIndependentComponents()?i:1;t.numRows+=s}const o=new Uint8ClampedArray(2*t.numRows*t.rowLength*4),a=new Float32Array(2*t.numRows*t.rowLength);let i=0;const s=new Float32Array(3*t.rowLength),l=t.rowLength;for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable(),r=n.getMapper(),c=n.getProperty(),u=r.getInputData(),d=(u.getPointData()&amp;&amp;u.getPointData().getScalars()).getNumberOfComponents(),p=c.getIndependentComponents()?d:1;for(let e=0;e&lt;p;++e){const n=c.getRGBTransferFunction(e),r=n.getRange();n.getTable(r[0],r[1],l,s,1);let u=i*l*4;for(let e=0;e&lt;l;++e){o[u+4*e]=255*s[3*e],o[u+4*e+1]=255*s[3*e+1],o[u+4*e+2]=255*s[3*e+2],o[u+4*e+3]=255;for(let t=0;t&lt;4;t++)o[u+4*(l+e)+t]=o[u+4*e+t]}const d=c.getScalarOpacity(e),p=t.sampleDist/c.getScalarOpacityUnitDistance(e),f=d.getRange();d.getTable(f[0],f[1],l,s,1),u=i*l;for(let e=0;e&lt;l;++e)a[u+e]=1-(1-s[e])**p,a[u+e+l]=a[u+e];i+=2}}{const e={nativeArray:o,width:t.rowLength,height:2*t.numRows,depth:1,format:&quot;rgba8unorm&quot;},r=n.getTextureManager().getTexture(e).createView(&quot;tfunTexture&quot;);t.textureViews[2]=r}{const e={nativeArray:a,width:t.rowLength,height:2*t.numRows,depth:1,format:&quot;r16float&quot;},r=n.getTextureManager().getTexture(e).createView(&quot;ofunTexture&quot;);t.textureViews[3]=r}t.lutBuildTime.modified()},e.updateSSBO=n=&gt;{let r=Math.max(e.getMTime(),t.WebGPURenderer.getStabilizedTime());for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable(),o=n.getMapper(),a=o.getInputData();r=Math.max(r,n.getMTime(),a.getMTime(),o.getMTime(),o.getClippingPlanesMTime())}if(r&lt;t.SSBO.getSendTime())return;const o=t.WebGPURenderer.getStabilizedCenterByReference();t.SSBO.clearData(),t.SSBO.setNumberOfInstances(t.volumes.length);const a=new Float64Array(16*t.volumes.length),i=new Float64Array(16*t.volumes.length),s=Array.from({length:6},(()=&gt;new Float64Array(4*t.volumes.length))),l=new Float64Array(4*t.volumes.length),c=new Float64Array(4*t.volumes.length),u=new Float64Array(4*t.volumes.length),d=new Float64Array(4*t.volumes.length),p=new Float64Array(4*t.volumes.length);for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable(),r=n.getMapper(),f=r.getInputData();x(Lx),C(Lx,Lx,o);const g=n.getMatrix();y(Bx,g),b(Bx,Bx),A(Lx,Bx,Lx);const m=f.getWorldToIndex();A(Lx,m,Lx);const h=f.getDimensions();x(Bx),S(Bx,Bx,[1/h[0],1/h[1],1/h[2]]),A(Lx,Bx,Lx);for(let t=0;t&lt;16;t++)a[16*e+t]=Lx[t];b(Lx,Lx);for(let t=0;t&lt;4;t++)i[16*e+4*t]=Lx[4*t],i[16*e+4*t+1]=Lx[4*t+1],i[16*e+4*t+2]=Lx[4*t+2],i[16*e+4*t+3]=0;c[4*e]=1/h[0],c[4*e+1]=1/h[1],c[4*e+2]=1/h[2],c[4*e+3]=1,u[4*e]=n.getProperty().getShade()?1:0;const v=f.getSpacing();d[4*e]=v[0],d[4*e+1]=v[1],d[4*e+2]=v[2],d[4*e+3]=1;const T=t.textureViews[e+4].getTexture().getScale(),P=n.getProperty().getIpScalarRange();p[4*e]=P[0]/T,p[4*e+1]=P[1]/T,p[4*e+2]=n.getProperty().getFilterMode(),R(Bx,[-o[0],-o[1],-o[2]]);const w=Ex(r,Bx,t.clipPlanes);l[4*e]=w;for(let n=0;n&lt;w;n++){const r=4*e;s[n][r]=t.clipPlanes[n][0],s[n][r+1]=t.clipPlanes[n][1],s[n][r+2]=t.clipPlanes[n][2],s[n][r+3]=t.clipPlanes[n][3]}}t.SSBO.addEntry(&quot;SCTCMatrix&quot;,&quot;mat4x4&lt;f32&gt;&quot;),t.SSBO.addEntry(&quot;planeNormals&quot;,&quot;mat4x4&lt;f32&gt;&quot;),t.SSBO.addEntry(&quot;shade&quot;,&quot;vec4&lt;f32&gt;&quot;),t.SSBO.addEntry(&quot;tstep&quot;,&quot;vec4&lt;f32&gt;&quot;),t.SSBO.addEntry(&quot;spacing&quot;,&quot;vec4&lt;f32&gt;&quot;),t.SSBO.addEntry(&quot;ipScalarRange&quot;,&quot;vec4&lt;f32&gt;&quot;),function(e,t){for(let n=0;n&lt;6;n++)e.addEntry(`${t}${n}`,&quot;vec4&lt;f32&gt;&quot;)}(t.SSBO,&quot;clipPlane&quot;),t.SSBO.addEntry(&quot;clipPlaneStates&quot;,&quot;vec4&lt;f32&gt;&quot;),t.SSBO.setAllInstancesFromArray(&quot;SCTCMatrix&quot;,a),t.SSBO.setAllInstancesFromArray(&quot;planeNormals&quot;,i),t.SSBO.setAllInstancesFromArray(&quot;shade&quot;,u),t.SSBO.setAllInstancesFromArray(&quot;tstep&quot;,c),t.SSBO.setAllInstancesFromArray(&quot;spacing&quot;,d),t.SSBO.setAllInstancesFromArray(&quot;ipScalarRange&quot;,p);for(let e=0;e&lt;6;e++)t.SSBO.setAllInstancesFromArray(`clipPlane${e}`,s[e]);t.SSBO.setAllInstancesFromArray(&quot;clipPlaneStates&quot;,l),t.SSBO.send(n),t.componentSSBO.clearData(),t.componentSSBO.setNumberOfInstances(t.numRows);const f=new Float64Array(t.numRows),g=new Float64Array(t.numRows),m=new Float64Array(t.numRows),h=new Float64Array(t.numRows),v=new Float64Array(t.numRows),T=new Float64Array(t.numRows),P=new Float64Array(t.numRows),w=new Float64Array(t.numRows);let I=0;for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable(),r=n.getMapper(),o=n.getProperty(),a=r.getInputData(),i=(a.getPointData()&amp;&amp;a.getPointData().getScalars()).getNumberOfComponents(),s=o.getIndependentComponents(),l=t.textureViews[e+4].getTexture().getFormat(),c=gT.getDetailsFromTextureFormat(l),u={scale:[255],offset:[0]};2===c.elementSize&amp;&amp;&quot;float&quot;===c.sampleType&amp;&amp;(u.scale[0]=1);for(let e=0;e&lt;i;e++){const t=s?e:0,n=u.scale[e],r=o.getScalarOpacity(t).getRange(),a=n/(r[1]-r[0]),i=(u.offset[e]-r[0])/(r[1]-r[0]);h[I]=i,m[I]=a;const l=o.getRGBTransferFunction(t).getRange();if(g[I]=(u.offset[e]-l[0])/(l[1]-l[0]),f[I]=n/(l[1]-l[0]),o.getUseGradientOpacity(t)){const e=o.getGradientOpacityMinimumOpacity(t),r=o.getGradientOpacityMaximumOpacity(t);v[I]=e,T[I]=r;const a=[o.getGradientOpacityMinimumValue(t),o.getGradientOpacityMaximumValue(t)];w[I]=n*(r-e)/(a[1]-a[0]),P[I]=-a[0]*(r-e)/(a[1]-a[0])+e}else v[I]=1,T[I]=1,w[I]=0,P[I]=1;I++}}t.componentSSBO.addEntry(&quot;cScale&quot;,&quot;f32&quot;),t.componentSSBO.addEntry(&quot;cShift&quot;,&quot;f32&quot;),t.componentSSBO.addEntry(&quot;oScale&quot;,&quot;f32&quot;),t.componentSSBO.addEntry(&quot;oShift&quot;,&quot;f32&quot;),t.componentSSBO.addEntry(&quot;goShift&quot;,&quot;f32&quot;),t.componentSSBO.addEntry(&quot;goScale&quot;,&quot;f32&quot;),t.componentSSBO.addEntry(&quot;gomin&quot;,&quot;f32&quot;),t.componentSSBO.addEntry(&quot;gomax&quot;,&quot;f32&quot;),t.componentSSBO.setAllInstancesFromArray(&quot;cScale&quot;,f),t.componentSSBO.setAllInstancesFromArray(&quot;cShift&quot;,g),t.componentSSBO.setAllInstancesFromArray(&quot;oScale&quot;,m),t.componentSSBO.setAllInstancesFromArray(&quot;oShift&quot;,h),t.componentSSBO.setAllInstancesFromArray(&quot;goScale&quot;,w),t.componentSSBO.setAllInstancesFromArray(&quot;goShift&quot;,P),t.componentSSBO.setAllInstancesFromArray(&quot;gomin&quot;,v),t.componentSSBO.setAllInstancesFromArray(&quot;gomax&quot;,T),t.componentSSBO.send(n)};const n=e.updateBuffers;e.updateBuffers=()=&gt;{n();let r=t.volumes[0].getRenderable().getMapper().getSampleDistance();for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable().getMapper().getSampleDistance();n&lt;r&amp;&amp;(r=n)}t.sampleDist!==r&amp;&amp;(t.sampleDist=r,t.UBO.setValue(&quot;SampleDistance&quot;,r),t.UBO.sendIfNeeded(t.device));for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable().getMapper().getInputData(),r=t.device.getTextureManager().getTextureForImageData(n);if(!t.textureViews[e+4]||t.textureViews[e+4].getTexture()!==r){const n=r.createView(`volTexture${e}`);t.textureViews[e+4]=n}}if(t.volumes.length&lt;t.lastVolumeLength)for(let e=t.volumes.length;e&lt;t.lastVolumeLength;e++)t.textureViews.pop();t.lastVolumeLength=t.volumes.length,e.updateLUTImage(t.device),e.updateSSBO(t.device),t.clampSampler||(t.clampSampler=DT.newInstance({label:&quot;clampSampler&quot;}),t.clampSampler.create(t.device,{minFilter:&quot;linear&quot;,magFilter:&quot;linear&quot;}))},e.computePipelineHash=()=&gt;{t.pipelineHash=&quot;volfsq&quot;;for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable().getMapper().getBlendMode();t.pipelineHash+=`${n}`}},e.setVolumes=n=&gt;{if(!t.volumes||t.volumes.length!==n.length)return t.volumes=[...n],void e.modified();for(let r=0;r&lt;n.length;r++)if(n[r]!==t.volumes[r])return t.volumes=[...n],void e.modified()};const r=e.getBindables;e.getBindables=()=&gt;{const e=r();return e.push(t.componentSSBO),e.push(t.clampSampler),e}}(e,t)}var kx={newInstance:sn.newInstance(Nx,&quot;vtkWebGPUVolumePassFSQ&quot;),extend:Nx};const{Representation:Gx}=us,{BufferUsage:Ux,PrimitiveTypes:_x}=bx,Kx=[[0,4,6],[0,6,2],[1,3,7],[1,7,5],[0,5,4],[0,1,5],[2,6,7],[2,7,3],[0,3,1],[0,2,3],[4,5,7],[4,7,6]];const zx={colorTextureView:null,depthTextureView:null,volumes:null};function Wx(e,t,n={}){Object.assign(t,zx,n),vv.extend(e,t,n),t._mapper=bT.newInstance(),t._mapper.setFragmentShaderTemplate(&quot;\\n//VTK::Renderer::Dec\\n\\n//VTK::Select::Dec\\n\\n//VTK::VolumePass::Dec\\n\\n//VTK::TCoord::Dec\\n\\n//VTK::RenderEncoder::Dec\\n\\n//VTK::Mapper::Dec\\n\\n//VTK::IOStructs::Dec\\n\\n@fragment\\nfn main(\\n//VTK::IOStructs::Input\\n)\\n//VTK::IOStructs::Output\\n{\\n  var output : fragmentOutput;\\n\\n  //VTK::Select::Impl\\n\\n  //VTK::TCoord::Impl\\n\\n  //VTK::VolumePass::Impl\\n\\n  // use the maximum (closest) of the current value and the zbuffer\\n  // the blend func will then take the min to find the farthest stop value\\n  var stopval: f32 = max(input.fragPos.z, textureLoad(opaquePassDepthTexture, vec2&lt;i32&gt;(i32(input.fragPos.x), i32(input.fragPos.y)), 0));\\n\\n  //VTK::RenderEncoder::Impl\\n  return output;\\n}\\n&quot;),t._mapper.getShaderReplacements().set(&quot;replaceShaderVolumePass&quot;,((e,t,n)=&gt;{t.getShaderDescription(&quot;fragment&quot;).addBuiltinInput(&quot;vec4&lt;f32&gt;&quot;,&quot;@builtin(position) fragPos&quot;)})),t._boundsPoly=Ru.newInstance(),t._lastMTimes=[],sn.setGet(e,t,[&quot;colorTextureView&quot;,&quot;depthTextureView&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUVolumePass&quot;),e.initialize=n=&gt;{t._clearEncoder||e.createClearEncoder(n),t._mergeEncoder||e.createMergeEncoder(n),t._copyEncoder||e.createCopyEncoder(n),t._depthRangeEncoder||e.createDepthRangeEncoder(n),t.fullScreenQuad||(t.fullScreenQuad=kx.newInstance(),t.fullScreenQuad.setDevice(n.getDevice()),t.fullScreenQuad.setTextureViews([...t._depthRangeEncoder.getColorTextureViews()])),t._volumeCopyQuad||(t._volumeCopyQuad=ST.newInstance(),t._volumeCopyQuad.setPipelineHash(&quot;volpassfsq&quot;),t._volumeCopyQuad.setDevice(n.getDevice()),t._volumeCopyQuad.setFragmentShaderTemplate(&quot;\\n//VTK::Renderer::Dec\\n\\n//VTK::Mapper::Dec\\n\\n//VTK::TCoord::Dec\\n\\n//VTK::RenderEncoder::Dec\\n\\n//VTK::IOStructs::Dec\\n\\n@fragment\\nfn main(\\n//VTK::IOStructs::Input\\n)\\n//VTK::IOStructs::Output\\n{\\n  var output: fragmentOutput;\\n\\n  var computedColor: vec4&lt;f32&gt; = textureSample(volumePassColorTexture,\\n    volumePassColorTextureSampler, mapperUBO.tscale*input.tcoordVS);\\n\\n  //VTK::RenderEncoder::Impl\\n  return output;\\n}\\n&quot;),t._copyUBO=wx.newInstance({label:&quot;mapperUBO&quot;}),t._copyUBO.addEntry(&quot;tscale&quot;,&quot;vec2&lt;f32&gt;&quot;),t._volumeCopyQuad.setUBO(t._copyUBO),t._volumeCopyQuad.setTextureViews([t._colorTextureView]))},e.traverse=(n,r)=&gt;{if(t.deleted)return;t._currentParent=r,e.initialize(r),e.computeTiming(r),e.renderDepthBounds(n,r),t._firstGroup=!0;const o=r.getDevice(),a=o.getHandle().limits.maxSampledTexturesPerShaderStage-4;if(t.volumes.length&gt;a){const o=n.getRenderable().getActiveCamera().getPosition(),i=[];for(let e=0;e&lt;t.volumes.length;e++){const n=t.volumes[e].getRenderable().getBounds(),r=[.5*(n[1]+n[0]),.5*(n[3]+n[2]),.5*(n[5]+n[4])];i[e]=Yo(r,o)}const s=[...Array(t.volumes.length).keys()];s.sort(((e,t)=&gt;i[t]-i[e]));let l=[],c=s.length%a;for(let o=0;o&lt;s.length;o++)l.push(t.volumes[s[o]]),l.length&gt;=c&amp;&amp;(e.rayCastPass(r,n,l),l=[],c=a,t._firstGroup=!1)}else e.rayCastPass(r,n,t.volumes);if(t._volumeCopyQuad.setWebGPURenderer(n),t._useSmallViewport){const e=t._colorTextureView.getTexture().getWidth(),n=t._colorTextureView.getTexture().getHeight();t._copyUBO.setArray(&quot;tscale&quot;,[t._smallViewportWidth/e,t._smallViewportHeight/n])}else t._copyUBO.setArray(&quot;tscale&quot;,[1,1]);t._copyUBO.sendIfNeeded(o),t._copyEncoder.setColorTextureView(0,t.colorTextureView),t._copyEncoder.attachTextureViews(),t._copyEncoder.begin(r.getCommandEncoder()),n.scissorAndViewport(t._copyEncoder),t._volumeCopyQuad.prepareAndDraw(t._copyEncoder),t._copyEncoder.end()},e.delete=sn.chain((()=&gt;{t._animationRateSubscription&amp;&amp;(t._animationRateSubscription.unsubscribe(),t._animationRateSubscription=null)}),e.delete),e.computeTiming=e=&gt;{const n=e.getRenderable().getInteractor();if(null==t._lastScale){const e=t.volumes[0].getRenderable().getMapper();t._lastScale=e.getInitialInteractionScale()||1}t._useSmallViewport=!1,n.isAnimating()&amp;&amp;t._lastScale&gt;1.5&amp;&amp;(t._useSmallViewport=!0),t._colorTexture.resize(e.getCanvas().width,e.getCanvas().height),t._animationRateSubscription||(t._animationRateSubscription=n.onAnimationFrameRateUpdate((()=&gt;{const e=t.volumes[0].getRenderable().getMapper();if(e.getAutoAdjustSampleDistances()){const e=n.getRecentAnimationFrameRate(),r=t._lastScale*n.getDesiredUpdateRate()/e;t._lastScale=r,t._lastScale&gt;400&amp;&amp;(t._lastScale=400)}else t._lastScale=e.getImageSampleDistance()*e.getImageSampleDistance();t._lastScale&lt;1.5&amp;&amp;(t._lastScale=1.5)})))},e.rayCastPass=(e,n,r)=&gt;{const o=t._firstGroup?t._clearEncoder:t._mergeEncoder;o.attachTextureViews(),o.begin(e.getCommandEncoder());let a=t._colorTextureView.getTexture().getWidth(),i=t._colorTextureView.getTexture().getHeight();if(t._useSmallViewport){const n=e.getCanvas(),r=1/Math.sqrt(t._lastScale);t._smallViewportWidth=Math.ceil(r*n.width),t._smallViewportHeight=Math.ceil(r*n.height),a=t._smallViewportWidth,i=t._smallViewportHeight}o.getHandle().setViewport(0,0,a,i,0,1),o.getHandle().setScissorRect(0,0,a,i),t.fullScreenQuad.setWebGPURenderer(n),t.fullScreenQuad.setVolumes(r),t.fullScreenQuad.prepareAndDraw(o),o.end()},e.renderDepthBounds=(n,r)=&gt;{e.updateDepthPolyData(n);const o=t._boundsPoly,a=o.getPoints(),i=o.getPolys();let s={hash:`vp${i.getMTime()}`,usage:Ux.Index,cells:i,numberOfPoints:a.getNumberOfPoints(),primitiveType:_x.Triangles,representation:Gx.SURFACE};const l=r.getDevice().getBufferManager().getBuffer(s);t._mapper.getVertexInput().setIndexBuffer(l),s={usage:Ux.PointArray,format:&quot;float32x4&quot;,hash:`vp${a.getMTime()}${i.getMTime()}`,dataArray:a,indexBuffer:l,packExtra:!0};const c=r.getDevice().getBufferManager().getBuffer(s);t._mapper.getVertexInput().addBuffer(c,[&quot;vertexBC&quot;]),t._mapper.setNumberOfVertices(c.getSizeInBytes()/c.getStrideInBytes()),e.drawDepthRange(n,r)},e.updateDepthPolyData=e=&gt;{let n=!1;for(let e=0;e&lt;t.volumes.length;e++){const r=t.volumes[e].getMTime();t._lastMTimes[e]&amp;&amp;r===t._lastMTimes[e]||(n=!0,t._lastMTimes[e]=r)}const r=e.getStabilizedTime();if((t._lastMTimes.length&lt;=t.volumes.length||r!==t._lastMTimes[t.volumes.length])&amp;&amp;(n=!0,t._lastMTimes[t.volumes.length]=r),!n)return;const o=e.getStabilizedCenterByReference(),a=8*t.volumes.length,i=new Float64Array(3*a),s=12*t.volumes.length,l=new Uint16Array(4*s);for(let e=0;e&lt;t.volumes.length;e++){t.volumes[e].getBoundingCubePoints(i,24*e);let n=12*e*4;const r=8*e;for(let e=0;e&lt;12;e++)l[n++]=3,l[n++]=r+Kx[e][0],l[n++]=r+Kx[e][1],l[n++]=r+Kx[e][2]}for(let e=0;e&lt;i.length;e+=3)i[e]-=o[0],i[e+1]-=o[1],i[e+2]-=o[2];t._boundsPoly.getPoints().setData(i,3),t._boundsPoly.getPoints().modified(),t._boundsPoly.getPolys().setData(l,1),t._boundsPoly.getPolys().modified(),t._boundsPoly.modified()},e.drawDepthRange=(n,r)=&gt;{t._depthRangeTexture.resizeToMatch(t.colorTextureView.getTexture()),t._depthRangeTexture2.resizeToMatch(t.colorTextureView.getTexture()),t._depthRangeEncoder.attachTextureViews(),e.setCurrentOperation(&quot;volumeDepthRangePass&quot;),n.setRenderEncoder(t._depthRangeEncoder),n.volumeDepthRangePass(!0),t._mapper.setWebGPURenderer(n),t._mapper.prepareToDraw(t._depthRangeEncoder),t._mapper.registerDrawCallback(t._depthRangeEncoder),n.volumeDepthRangePass(!1)},e.createDepthRangeEncoder=e=&gt;{const n=e.getDevice();t._depthRangeEncoder=OT.newInstance({label:&quot;VolumePass DepthRange&quot;}),t._depthRangeEncoder.setPipelineHash(&quot;volr&quot;),t._depthRangeEncoder.setReplaceShaderCodeFunction((e=&gt;{const t=e.getShaderDescription(&quot;fragment&quot;);t.addOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;outColor1&quot;),t.addOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;outColor2&quot;);let n=t.getCode();n=rT.substitute(n,&quot;//VTK::RenderEncoder::Impl&quot;,[&quot;output.outColor1 = vec4&lt;f32&gt;(input.fragPos.z, 0.0, 0.0, 0.0);&quot;,&quot;output.outColor2 = vec4&lt;f32&gt;(stopval, 0.0, 0.0, 0.0);&quot;]).result,t.setCode(n)})),t._depthRangeEncoder.setDescription({colorAttachments:[{view:null,clearValue:[0,0,0,0],loadOp:&quot;clear&quot;,storeOp:&quot;store&quot;},{view:null,clearValue:[1,1,1,1],loadOp:&quot;clear&quot;,storeOp:&quot;store&quot;}]}),t._depthRangeEncoder.setPipelineSettings({primitive:{cullMode:&quot;none&quot;},fragment:{targets:[{format:&quot;r16float&quot;,blend:{color:{srcFactor:&quot;one&quot;,dstFactor:&quot;one&quot;,operation:&quot;max&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one&quot;,operation:&quot;max&quot;}}},{format:&quot;r16float&quot;,blend:{color:{srcFactor:&quot;one&quot;,dstFactor:&quot;one&quot;,operation:&quot;min&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one&quot;,operation:&quot;min&quot;}}}]}}),t._depthRangeTexture=GT.newInstance({label:&quot;volumePassMaxDepth&quot;}),t._depthRangeTexture.create(n,{width:e.getCanvas().width,height:e.getCanvas().height,format:&quot;r16float&quot;,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const r=t._depthRangeTexture.createView(&quot;maxTexture&quot;);t._depthRangeEncoder.setColorTextureView(0,r),t._depthRangeTexture2=GT.newInstance({label:&quot;volumePassDepthMin&quot;}),t._depthRangeTexture2.create(n,{width:e.getCanvas().width,height:e.getCanvas().height,format:&quot;r16float&quot;,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const o=t._depthRangeTexture2.createView(&quot;minTexture&quot;);t._depthRangeEncoder.setColorTextureView(1,o),t._mapper.setDevice(e.getDevice()),t._mapper.setTextureViews([t.depthTextureView])},e.createClearEncoder=e=&gt;{t._colorTexture=GT.newInstance({label:&quot;volumePassColor&quot;}),t._colorTexture.create(e.getDevice(),{width:e.getCanvas().width,height:e.getCanvas().height,format:&quot;bgra8unorm&quot;,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_SRC}),t._colorTextureView=t._colorTexture.createView(&quot;volumePassColorTexture&quot;),t._colorTextureView.addSampler(e.getDevice(),{minFilter:&quot;linear&quot;,magFilter:&quot;linear&quot;}),t._clearEncoder=OT.newInstance({label:&quot;VolumePass Clear&quot;}),t._clearEncoder.setColorTextureView(0,t._colorTextureView),t._clearEncoder.setDescription({colorAttachments:[{view:null,clearValue:[0,0,0,0],loadOp:&quot;clear&quot;,storeOp:&quot;store&quot;}]}),t._clearEncoder.setPipelineHash(&quot;volpf&quot;),t._clearEncoder.setPipelineSettings({primitive:{cullMode:&quot;none&quot;},fragment:{targets:[{format:&quot;bgra8unorm&quot;,blend:{color:{srcFactor:&quot;src-alpha&quot;,dstFactor:&quot;one-minus-src-alpha&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one-minus-src-alpha&quot;}}}]}})},e.createCopyEncoder=e=&gt;{t._copyEncoder=OT.newInstance({label:&quot;volumePassCopy&quot;}),t._copyEncoder.setDescription({colorAttachments:[{view:null,loadOp:&quot;load&quot;,storeOp:&quot;store&quot;}]}),t._copyEncoder.setPipelineHash(&quot;volcopypf&quot;),t._copyEncoder.setPipelineSettings({primitive:{cullMode:&quot;none&quot;},fragment:{targets:[{format:&quot;rgba16float&quot;,blend:{color:{srcFactor:&quot;one&quot;,dstFactor:&quot;one-minus-src-alpha&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one-minus-src-alpha&quot;}}}]}})},e.createMergeEncoder=e=&gt;{t._mergeEncoder=OT.newInstance({label:&quot;volumePassMerge&quot;}),t._mergeEncoder.setColorTextureView(0,t._colorTextureView),t._mergeEncoder.setDescription({colorAttachments:[{view:null,loadOp:&quot;load&quot;,storeOp:&quot;store&quot;}]}),t._mergeEncoder.setReplaceShaderCodeFunction((e=&gt;{const t=e.getShaderDescription(&quot;fragment&quot;);t.addOutput(&quot;vec4&lt;f32&gt;&quot;,&quot;outColor&quot;);let n=t.getCode();n=rT.substitute(n,&quot;//VTK::RenderEncoder::Impl&quot;,[&quot;output.outColor = vec4&lt;f32&gt;(computedColor.rgb, computedColor.a);&quot;]).result,t.setCode(n)})),t._mergeEncoder.setPipelineHash(&quot;volpf&quot;),t._mergeEncoder.setPipelineSettings({primitive:{cullMode:&quot;none&quot;},fragment:{targets:[{format:&quot;bgra8unorm&quot;,blend:{color:{srcFactor:&quot;src-alpha&quot;,dstFactor:&quot;one-minus-src-alpha&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one-minus-src-alpha&quot;}}}]}})},e.setVolumes=n=&gt;{if(!t.volumes||t.volumes.length!==n.length)return t.volumes=[...n],void e.modified();for(let r=0;r&lt;n.length;r++)if(n[r]!==t.volumes[r])return t.volumes=[...n],void e.modified()}}(e,t)}var Hx={newInstance:sn.newInstance(Wx,&quot;vtkWebGPUVolumePass&quot;),extend:Wx};const jx={opaqueActorCount:0,translucentActorCount:0,volumes:null,opaqueRenderEncoder:null,translucentPass:null,volumePass:null};function Xx(e,t,n={}){Object.assign(t,jx,n),vv.extend(e,t,n),sn.setGet(e,t,[&quot;opaquePass&quot;,&quot;translucentPass&quot;,&quot;volumePass&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkForwardPass&quot;),e.traverse=(n,r=null)=&gt;{if(t.deleted)return;t._currentParent=r,e.setCurrentOperation(&quot;buildPass&quot;),n.traverse(e),t.opaquePass||(t.opaquePass=KT.newInstance());const o=n.getRenderable().getNumberOfLayers(),a=n.getChildren();for(let r=0;r&lt;o;r++)for(let o=0;o&lt;a.length;o++){const i=a[o],s=n.getRenderable().getRenderers()[o];s.getDraw()&amp;&amp;s.getLayer()===r&amp;&amp;(t.opaqueActorCount=0,t.translucentActorCount=0,t.volumes=[],e.setCurrentOperation(&quot;queryPass&quot;),i.traverse(e),e.setCurrentOperation(&quot;cameraPass&quot;),i.traverse(e),t.opaquePass.traverse(i,n),t.translucentActorCount&gt;0&amp;&amp;(t.translucentPass||(t.translucentPass=HT.newInstance()),t.translucentPass.setColorTextureView(t.opaquePass.getColorTextureView()),t.translucentPass.setDepthTextureView(t.opaquePass.getDepthTextureView()),t.translucentPass.traverse(i,n)),t.volumes.length&gt;0&amp;&amp;(t.volumePass||(t.volumePass=Hx.newInstance()),t.volumePass.setColorTextureView(t.opaquePass.getColorTextureView()),t.volumePass.setDepthTextureView(t.opaquePass.getDepthTextureView()),t.volumePass.setVolumes(t.volumes),t.volumePass.traverse(i,n)),e.finalPass(n,i))}},e.finalPass=(n,r)=&gt;{t._finalBlitEncoder||e.createFinalBlitEncoder(n),t._finalBlitOutputTextureView.createFromTextureHandle(n.getCurrentTexture(),{depth:1,format:n.getPresentationFormat()}),t._finalBlitEncoder.attachTextureViews(),t._finalBlitEncoder.begin(n.getCommandEncoder()),r.scissorAndViewport(t._finalBlitEncoder),t._fullScreenQuad.prepareAndDraw(t._finalBlitEncoder),t._finalBlitEncoder.end()},e.createFinalBlitEncoder=e=&gt;{t._finalBlitEncoder=OT.newInstance({label:&quot;forwardPassBlit&quot;}),t._finalBlitEncoder.setDescription({colorAttachments:[{view:null,loadOp:&quot;load&quot;,storeOp:&quot;store&quot;}]}),t._finalBlitEncoder.setPipelineHash(&quot;fpf&quot;),t._finalBlitEncoder.setPipelineSettings({primitive:{cullMode:&quot;none&quot;},fragment:{targets:[{format:e.getPresentationFormat(),blend:{color:{srcFactor:&quot;src-alpha&quot;,dstFactor:&quot;one-minus-src-alpha&quot;},alpha:{srcFactor:&quot;one&quot;,dstFactor:&quot;one-minus-src-alpha&quot;}}}]}}),t._fsqSampler=DT.newInstance({label:&quot;finalPassSampler&quot;}),t._fsqSampler.create(e.getDevice(),{minFilter:&quot;linear&quot;,magFilter:&quot;linear&quot;}),t._fullScreenQuad=ST.newInstance(),t._fullScreenQuad.setDevice(e.getDevice()),t._fullScreenQuad.setPipelineHash(&quot;fpfsq&quot;),t._fullScreenQuad.setTextureViews([t.opaquePass.getColorTextureView()]),t._fullScreenQuad.setAdditionalBindables([t._fsqSampler]),t._fullScreenQuad.setFragmentShaderTemplate(&quot;\\n//VTK::Mapper::Dec\\n\\n//VTK::TCoord::Dec\\n\\n//VTK::RenderEncoder::Dec\\n\\n//VTK::IOStructs::Dec\\n\\n@fragment\\nfn main(\\n//VTK::IOStructs::Input\\n)\\n//VTK::IOStructs::Output\\n{\\n  var output: fragmentOutput;\\n\\n  var computedColor: vec4&lt;f32&gt; = clamp(textureSampleLevel(opaquePassColorTexture, finalPassSampler, input.tcoordVS, 0.0),vec4&lt;f32&gt;(0.0),vec4&lt;f32&gt;(1.0));\\n\\n  //VTK::RenderEncoder::Impl\\n  return output;\\n}\\n&quot;),t._finalBlitOutputTextureView=LT.newInstance(),t._finalBlitEncoder.setColorTextureView(0,t._finalBlitOutputTextureView)},e.incrementOpaqueActorCount=()=&gt;t.opaqueActorCount++,e.incrementTranslucentActorCount=()=&gt;t.translucentActorCount++,e.addVolume=e=&gt;{t.volumes.push(e)}}(e,t)}var qx={newInstance:sn.newInstance(Xx,&quot;vtkForwardPass&quot;),extend:Xx};const{VtkDataTypes:Yx}=Is;const Jx={handle:null,device:null};function Zx(e,t,n={}){Object.assign(t,Jx,n),sn.obj(e,t),sn.setGet(e,t,[&quot;device&quot;]),function(e,t){function n(e){if(e.imageData){e.dataArray=e.imageData.getPointData().getScalars(),e.time=e.dataArray.getMTime(),e.nativeArray=e.dataArray.getData();const t=e.imageData.getDimensions();switch(e.width=t[0],e.height=t[1],e.depth=t[2],e.dataArray.getNumberOfComponents()){case 1:e.format=&quot;r&quot;;break;case 2:e.format=&quot;rg&quot;;break;default:e.format=&quot;rgba&quot;}switch(e.dataArray.getDataType()){case Yx.UNSIGNED_CHAR:e.format+=&quot;8unorm&quot;;break;case Yx.FLOAT:case Yx.UNSIGNED_INT:case Yx.INT:case Yx.DOUBLE:case Yx.UNSIGNED_SHORT:case Yx.SHORT:default:e.format+=&quot;16float&quot;}}e.image&amp;&amp;(e.width=e.image.width,e.height=e.image.height,e.depth=1,e.format=&quot;rgba8unorm&quot;,e.flip=!0,e.usage=GPUTextureUsage.STORAGE_BINDING|GPUTextureUsage.COPY_DST|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.RENDER_ATTACHMENT),e.jsImageData&amp;&amp;(e.width=e.jsImageData.width,e.height=e.jsImageData.height,e.depth=1,e.format=&quot;rgba8unorm&quot;,e.flip=!0,e.nativeArray=e.jsImageData.data,e.usage=GPUTextureUsage.STORAGE_BINDING|GPUTextureUsage.COPY_DST|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.RENDER_ATTACHMENT),e.imageBitmap&amp;&amp;(e.width=e.imageBitmap.width,e.height=e.imageBitmap.height,e.depth=1,e.format=&quot;rgba8unorm&quot;,e.flip=!0,e.usage=GPUTextureUsage.STORAGE_BINDING|GPUTextureUsage.COPY_DST|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.RENDER_ATTACHMENT),e.canvas&amp;&amp;(e.width=e.canvas.width,e.height=e.canvas.height,e.depth=1,e.format=&quot;rgba8unorm&quot;,e.flip=!0,e.usage=GPUTextureUsage.STORAGE_BINDING|GPUTextureUsage.COPY_DST|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.RENDER_ATTACHMENT)}function r(e){const n=GT.newInstance({label:e.label});return n.create(t.device,{width:e.width,height:e.height,depth:e.depth,format:e.format,usage:e.usage,mipLevel:e.mipLevel}),(e.nativeArray||e.image||e.canvas||e.imageBitmap)&amp;&amp;n.writeImageData(e),n}t.classHierarchy.push(&quot;vtkWebGPUTextureManager&quot;),e.getTexture=e=&gt;e.hash?t.device.getCachedObject(e.hash,r,e):r(e),e.getTextureForImageData=e=&gt;{const r={time:e.getMTime()};return r.imageData=e,n(r),r.hash=r.time+r.format+r.mipLevel,t.device.getTextureManager().getTexture(r)},e.getTextureForVTKTexture=(e,r=void 0)=&gt;{const o={time:e.getMTime(),label:r};return e.getInputData()?o.imageData=e.getInputData():e.getImage()?o.image=e.getImage():e.getJsImageData()?o.jsImageData=e.getJsImageData():e.getImageBitmap()?o.imageBitmap=e.getImageBitmap():e.getCanvas()&amp;&amp;(o.canvas=e.getCanvas()),n(o),o.mipLevel=e.getMipLevel(),o.hash=o.time+o.format+o.mipLevel,t.device.getTextureManager().getTexture(o)}}(e,t)}var Qx={newInstance:sn.newInstance(Zx),extend:Zx};class $x extends Map{constructor(){super(),this.registry=new FinalizationRegistry((e=&gt;{const t=super.get(e);t&amp;&amp;t.deref&amp;&amp;void 0===t.deref()&amp;&amp;super.delete(e)}))}getValue(e){const t=super.get(e);if(t){const n=t.deref();if(void 0!==n)return n;super.delete(e)}}setValue(e,t){let n;return t&amp;&amp;&quot;object&quot;==typeof t&amp;&amp;(n=new WeakRef(t),this.registry.register(t,e),super.set(e,n)),n}}const ey={handle:null,pipelines:null,shaderCache:null,bindGroupLayouts:null,bufferManager:null,textureManager:null};function ty(e,t,n={}){Object.assign(t,ey,n),Vt(e,t),Gt(e,t,[&quot;handle&quot;]),Bt(e,t,[&quot;bufferManager&quot;,&quot;shaderCache&quot;,&quot;textureManager&quot;]),t.objectCache=new $x,t.shaderCache=rT.newInstance(),t.shaderCache.setDevice(e),t.bindGroupLayouts=[],t.bufferManager=bx.newInstance(),t.bufferManager.setDevice(e),t.textureManager=Qx.newInstance(),t.textureManager.setDevice(e),t.pipelines={},function(e,t){t.classHierarchy.push(&quot;vtkWebGPUDevice&quot;),e.initialize=e=&gt;{t.handle=e},e.createCommandEncoder=()=&gt;t.handle.createCommandEncoder(),e.submitCommandEncoder=e=&gt;{t.handle.queue.submit([e.finish()])},e.getShaderModule=e=&gt;t.shaderCache.getShaderModule(e),e.getBindGroupLayout=e=&gt;{if(!e.entries)return null;for(let t=0;t&lt;e.entries.length;t++){const n=e.entries[t];n.binding=n.binding||0,n.visibility=n.visibility||GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT}const n=JSON.stringify(e);for(let e=0;e&lt;t.bindGroupLayouts.length;e++)if(t.bindGroupLayouts[e].sval===n)return t.bindGroupLayouts[e].layout;const r=t.handle.createBindGroupLayout(e);return t.bindGroupLayouts.push({sval:n,layout:r}),r},e.getBindGroupLayoutDescription=e=&gt;{for(let n=0;n&lt;t.bindGroupLayouts.length;n++)if(t.bindGroupLayouts[n].layout===e)return t.bindGroupLayouts[n].sval;return vtkErrorMacro(&quot;layout not found&quot;),console.trace(),null},e.getPipeline=e=&gt;e in t.pipelines?t.pipelines[e]:null,e.createPipeline=(n,r)=&gt;{r.initialize(e,n),t.pipelines[n]=r},e.onSubmittedWorkDone=()=&gt;t.handle.queue.onSubmittedWorkDone(),e.hasCachedObject=e=&gt;t.objectCache.getValue(e),e.getCachedObject=(e,n,...r)=&gt;{if(!e)return vtkErrorMacro(&quot;attempt to cache an object without a hash&quot;),null;const o=t.objectCache.getValue(e);if(o)return o;const a=n(...r);return t.objectCache.setValue(e,a),a}}(e,t)}var ny={newInstance:Xt(ty,&quot;vtkWebGPUDevice&quot;),extend:ty};const ry={selectionRenderEncoder:null,colorTexture:null,depthTexture:null};function oy(e,t,n={}){Object.assign(t,ry,n),vv.extend(e,t,n),sn.get(e,t,[&quot;colorTexture&quot;,&quot;depthTexture&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUHardwareSelectionPass&quot;),e.traverse=(n,r)=&gt;{if(t.deleted)return;t._currentParent=null,e.setCurrentOperation(&quot;buildPass&quot;),n.traverse(e);const o=n.getDevice();if(t.selectionRenderEncoder)t.colorTexture.resize(n.getCanvas().width,n.getCanvas().height),t.depthTexture.resizeToMatch(t.colorTexture);else{e.createRenderEncoder(),t.colorTexture=GT.newInstance({label:&quot;hardwareSelectorColor&quot;}),t.colorTexture.create(o,{width:n.getCanvas().width,height:n.getCanvas().height,format:&quot;rgba32uint&quot;,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC});const r=t.colorTexture.createView(&quot;hardwareSelectColorTexture&quot;);t.selectionRenderEncoder.setColorTextureView(0,r),t.depthTexture=GT.newInstance({label:&quot;hardwareSelectorDepth&quot;}),t.depthTexture.create(o,{width:n.getCanvas().width,height:n.getCanvas().height,format:&quot;depth32float&quot;,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC});const a=t.depthTexture.createView(&quot;hardwareSelectDepthTexture&quot;);t.selectionRenderEncoder.setDepthTextureView(a)}t.selectionRenderEncoder.attachTextureViews(),r.setRenderEncoder(t.selectionRenderEncoder),e.setCurrentOperation(&quot;cameraPass&quot;),r.traverse(e),e.setCurrentOperation(&quot;opaquePass&quot;),r.traverse(e)},e.createRenderEncoder=()=&gt;{t.selectionRenderEncoder=OT.newInstance({label:&quot;HardwareSelectionPass&quot;}),t.selectionRenderEncoder.setPipelineHash(&quot;sel&quot;),t.selectionRenderEncoder.setReplaceShaderCodeFunction((e=&gt;{const t=e.getShaderDescription(&quot;fragment&quot;);t.addOutput(&quot;vec4&lt;u32&gt;&quot;,&quot;outColor&quot;);let n=t.getCode();n=rT.substitute(n,&quot;//VTK::RenderEncoder::Impl&quot;,[&quot;output.outColor = vec4&lt;u32&gt;(mapperUBO.PropID, compositeID, 0u, 0u);&quot;]).result,t.setCode(n)})),t.selectionRenderEncoder.getDescription().colorAttachments[0].clearValue=[0,0,0,0],t.selectionRenderEncoder.setPipelineSettings({primitive:{cullMode:&quot;none&quot;},depthStencil:{depthWriteEnabled:!0,depthCompare:&quot;greater&quot;,format:&quot;depth32float&quot;},fragment:{targets:[{format:&quot;rgba32uint&quot;,blend:void 0}]}})}}(e,t)}var ay={newInstance:sn.newInstance(oy,&quot;vtkWebGPUHardwareSelectionPass&quot;),extend:oy};const{SelectionContent:iy,SelectionField:sy}=zp,{FieldAssociations:ly}=Qs,{vtkErrorMacro:cy}=sn;function uy(e){return`${e.propID} ${e.compositeID}`}function dy(e,t,n,r){const o=4*((n.height-t-1)*n.colorBufferWidth+e)+r;return n.colorValues[o]}function py(e,t,n,r){const o=n&lt;0?0:n;if(0===o){if(r[0]=t[0],r[1]=t[1],t[0]&lt;0||t[0]&gt;=e.width||t[1]&lt;0||t[1]&gt;=e.height)return null;const n=dy(t[0],t[1],e,0);if(n&lt;=0)return null;const o={};o.propID=n;let a=dy(t[0],t[1],e,1);if((a&lt;0||a&gt;16777215)&amp;&amp;(a=0),o.compositeID=a,e.captureZValues){const n=(e.height-t[1]-1)*e.zbufferBufferWidth+t[0];o.zValue=e.depthValues[n],o.zValue=e.webGPURenderer.convertToOpenGLDepth(o.zValue),o.displayPosition=t}return o}const a=[t[0],t[1]],i=[0,0];let s=py(e,t,0,r);if(s)return s;for(let t=1;t&lt;o;++t){for(let n=a[1]&gt;t?a[1]-t:0;n&lt;=a[1]+t;++n){if(i[1]=n,a[0]&gt;=t&amp;&amp;(i[0]=a[0]-t,s=py(e,i,0,r),s))return s;if(i[0]=a[0]+t,s=py(e,i,0,r),s)return s}for(let n=a[0]&gt;=t?a[0]-(t-1):0;n&lt;=a[0]+(t-1);++n){if(i[0]=n,a[1]&gt;=t&amp;&amp;(i[1]=a[1]-t,s=py(e,i,0,r),s))return s;if(i[1]=a[1]+t,s=py(e,i,0,r),s)return s}}return r[0]=t[0],r[1]=t[1],null}function fy(e,t,n,r,o){const a=Math.floor(t),i=Math.floor(n),s=Math.floor(r),l=Math.floor(o),c=new Map,u=[0,0];for(let t=i;t&lt;=l;t++)for(let n=a;n&lt;=s;n++){const r=py(e,[n,t],0,u);if(r){const t=uy(r);if(c.has(t)){const n=c.get(t);n.pixelCount++,e.captureZValues&amp;&amp;r.zValue&lt;n.info.zValue&amp;&amp;(n.info=r),-1===n.attributeIDs.indexOf(r.attributeID)&amp;&amp;n.attributeIDs.push(r.attributeID)}else c.set(t,{info:r,pixelCount:1,attributeIDs:[r.attributeID]})}}return function(e,t,n){const r=[];let o=0;return t.forEach(((t,a)=&gt;{const i=zp.newInstance();switch(i.setContentType(iy.INDICES),e){case ly.FIELD_ASSOCIATION_CELLS:i.setFieldType(sy.CELL);break;case ly.FIELD_ASSOCIATION_POINTS:i.setFieldType(sy.POINT);break;default:cy(&quot;Unknown field association&quot;)}i.getProperties().propID=t.info.propID;const s=n.webGPURenderer.getPropFromID(t.info.propID);i.getProperties().prop=s.getRenderable(),i.getProperties().compositeID=t.info.compositeID,i.getProperties().pixelCount=t.pixelCount,n.captureZValues&amp;&amp;(i.getProperties().displayPosition=[t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue],i.getProperties().worldPosition=n.webGPURenderWindow.displayToWorld(t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue,n.renderer)),i.setSelectionList(t.attributeIDs),r[o]=i,o++})),r}(e.fieldAssociation,c,e)}const gy={};function my(e,t,n={}){Object.assign(t,gy,n),Fp.extend(e,t,n),t._selectionPass=ay.newInstance(),sn.setGet(e,t,[&quot;_WebGPURenderWindow&quot;]),sn.moveToProtected(e,t,[&quot;WebGPURenderWindow&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUHardwareSelector&quot;),e.endSelection=()=&gt;{t.WebGPURenderer.setSelector(null)},e.getSourceDataAsync=async e=&gt;{if(!e||!t._WebGPURenderWindow)return cy(&quot;Renderer and view must be set before calling Select.&quot;),!1;t._WebGPURenderWindow.getRenderable().preRender(),t._WebGPURenderWindow.getInitialized()||(t._WebGPURenderWindow.initialize(),await new Promise((e=&gt;{t._WebGPURenderWindow.onInitialized(e)})));const n=t._WebGPURenderWindow.getViewNodeFor(e);if(!n)return!1;const r=n.getSuppressClear();n.setSuppressClear(!0),t._selectionPass.traverse(t._WebGPURenderWindow,n),n.setSuppressClear(r);const o=t._WebGPURenderWindow.getDevice(),a=t._selectionPass.getColorTexture(),i=t._selectionPass.getDepthTexture(),s={area:[0,0,a.getWidth()-1,a.getHeight()-1],captureZValues:t.captureZValues,fieldAssociation:t.fieldAssociation,renderer:e,webGPURenderer:n,webGPURenderWindow:t._WebGPURenderWindow,width:a.getWidth(),height:a.getHeight()};s.colorBufferWidth=16*Math.floor((s.width+15)/16),s.colorBufferSizeInBytes=s.colorBufferWidth*s.height*4*4;const l=ZT.newInstance({label:&quot;hardwareSelectColorBuffer&quot;});l.setDevice(o),l.create(s.colorBufferSizeInBytes,GPUBufferUsage.MAP_READ|GPUBufferUsage.COPY_DST);const c=t._WebGPURenderWindow.getCommandEncoder();let u;c.copyTextureToBuffer({texture:a.getHandle()},{buffer:l.getHandle(),bytesPerRow:16*s.colorBufferWidth,rowsPerImage:s.height},{width:s.width,height:s.height,depthOrArrayLayers:1}),t.captureZValues&amp;&amp;(s.zbufferBufferWidth=64*Math.floor((s.width+63)/64),u=ZT.newInstance({label:&quot;hardwareSelectDepthBuffer&quot;}),u.setDevice(o),s.zbufferSizeInBytes=s.height*s.zbufferBufferWidth*4,u.create(s.zbufferSizeInBytes,GPUBufferUsage.MAP_READ|GPUBufferUsage.COPY_DST),c.copyTextureToBuffer({texture:i.getHandle(),aspect:&quot;depth-only&quot;},{buffer:u.getHandle(),bytesPerRow:4*s.zbufferBufferWidth,rowsPerImage:s.height},{width:s.width,height:s.height,depthOrArrayLayers:1})),o.submitCommandEncoder(c);const d=l.mapAsync(GPUMapMode.READ);if(t.captureZValues){const e=u.mapAsync(GPUMapMode.READ);await Promise.all([d,e]),s.depthValues=new Float32Array(u.getMappedRange().slice()),u.unmap()}else await d;return s.colorValues=new Uint32Array(l.getMappedRange().slice()),l.unmap(),s.generateSelection=(e,t,n,r)=&gt;fy(s,e,t,n,r),s}}(e,t)}var hy={newInstance:sn.newInstance(my,&quot;vtkWebGPUHardwareSelector&quot;),extend:my};const vy=Object.create(null);const Ty={};function xy(e,t,n={}){Object.assign(t,Ty,n),t.overrides=vy,mn.extend(e,t,n),function(e,t){t.classHierarchy.push(&quot;vtkWebGPUViewNodeFactory&quot;)}(0,t)}var yy={newInstance:sn.newInstance(xy,&quot;vtkWebGPUViewNodeFactory&quot;),extend:xy};const{vtkErrorMacro:by}=sn,Ay={position:&quot;absolute&quot;,top:0,left:0,width:&quot;100%&quot;,height:&quot;100%&quot;};function Cy(e,t){t.classHierarchy.push(&quot;vtkWebGPURenderWindow&quot;),e.getViewNodeFactory=()=&gt;t.myFactory;const n=[0,0];e.onModified((function(){t.renderable&amp;&amp;(t.size[0]===n[0]&amp;&amp;t.size[1]===n[1]||(n[0]=t.size[0],n[1]=t.size[1],t.canvas.setAttribute(&quot;width&quot;,t.size[0]),t.canvas.setAttribute(&quot;height&quot;,t.size[1]),e.recreateSwapChain())),t.viewStream&amp;&amp;t.viewStream.setSize(t.size[0],t.size[1]),t.canvas.style.display=t.useOffScreen?&quot;none&quot;:&quot;block&quot;,t.el&amp;&amp;(t.el.style.cursor=t.cursorVisibility?t.cursor:&quot;none&quot;),t.containerSize=null})),e.recreateSwapChain=()=&gt;{t.context&amp;&amp;(t.context.unconfigure(),t.presentationFormat=navigator.gpu.getPreferredCanvasFormat(t.adapter),t.context.configure({device:t.device.getHandle(),format:t.presentationFormat,alphaMode:&quot;premultiplied&quot;,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_DST,width:t.size[0],height:t.size[1]}),t._configured=!0)},e.getCurrentTexture=()=&gt;t.context.getCurrentTexture(),e.buildPass=n=&gt;{if(n){if(!t.renderable)return;e.prepareNodes(),e.addMissingNodes(t.renderable.getRenderersByReference()),e.removeUnusedNodes(),e.initialize()}else t.initialized&amp;&amp;(t._configured||e.recreateSwapChain(),t.commandEncoder=t.device.createCommandEncoder())},e.initialize=()=&gt;{if(!t.initializing){if(t.initializing=!0,!navigator.gpu)return void by(&quot;WebGPU is not enabled.&quot;);e.create3DContextAsync().then((()=&gt;{t.initialized=!0,t.deleted||e.invokeInitialized()}))}},e.setContainer=n=&gt;{t.el&amp;&amp;t.el!==n&amp;&amp;(t.canvas.parentNode!==t.el&amp;&amp;by(&quot;Error: canvas parent node does not match container&quot;),t.el.removeChild(t.canvas),t.el.contains(t.bgImage)&amp;&amp;t.el.removeChild(t.bgImage)),t.el!==n&amp;&amp;(t.el=n,t.el&amp;&amp;(t.el.appendChild(t.canvas),t.useBackgroundImage&amp;&amp;t.el.appendChild(t.bgImage)),e.modified())},e.getContainer=()=&gt;t.el,e.getContainerSize=()=&gt;{if(!t.containerSize&amp;&amp;t.el){const{width:e,height:n}=t.el.getBoundingClientRect();t.containerSize=[e,n]}return t.containerSize||t.size},e.getFramebufferSize=()=&gt;t.size,e.create3DContextAsync=async()=&gt;{t.adapter=await navigator.gpu.requestAdapter({powerPreference:&quot;high-performance&quot;}),t.deleted||(t.device=ny.newInstance(),t.device.initialize(await t.adapter.requestDevice({requiredLimits:{maxBufferSize:t.adapter.limits.maxBufferSize,maxStorageBufferBindingSize:t.adapter.limits.maxStorageBufferBindingSize,maxUniformBufferBindingSize:t.adapter.limits.maxUniformBufferBindingSize}})),t.deleted?t.device=null:t.context=t.canvas.getContext(&quot;webgpu&quot;))},e.releaseGraphicsResources=()=&gt;{const n=vv.newInstance();n.setCurrentOperation(&quot;Release&quot;),n.traverse(e,null),t.adapter=null,t.device=null,t.context=null,t.initialized=!1,t.initializing=!1},e.setBackgroundImage=e=&gt;{t.bgImage.src=e.src},e.setUseBackgroundImage=e=&gt;{t.useBackgroundImage=e,t.useBackgroundImage&amp;&amp;!t.el.contains(t.bgImage)?t.el.appendChild(t.bgImage):!t.useBackgroundImage&amp;&amp;t.el.contains(t.bgImage)&amp;&amp;t.el.removeChild(t.bgImage)},e.captureNextImage=(n=&quot;image/png&quot;,{resetCamera:r=!1,size:o=null,scale:a=1}={})=&gt;{if(t.deleted)return null;t.imageFormat=n;const i=t.notifyStartCaptureImage;return t.notifyStartCaptureImage=!0,t._screenshot={size:o||1!==a?o||t.size.map((e=&gt;e*a)):null},new Promise(((n,o)=&gt;{const a=e.onImageReady((o=&gt;{if(null===t._screenshot.size)t.notifyStartCaptureImage=i,a.unsubscribe(),t._screenshot.placeHolder&amp;&amp;(t.size=t._screenshot.originalSize,e.modified(),t._screenshot.cameras&amp;&amp;t._screenshot.cameras.forEach((({restoreParamsFn:e,arg:t})=&gt;e(t))),e.traverseAllPasses(),t.el.removeChild(t._screenshot.placeHolder),t._screenshot.placeHolder.remove(),t._screenshot=null),n(o);else{const n=document.createElement(&quot;img&quot;);if(n.style=Ay,n.src=o,t._screenshot.placeHolder=t.el.appendChild(n),t.canvas.style.display=&quot;none&quot;,t._screenshot.originalSize=t.size,t.size=t._screenshot.size,t._screenshot.size=null,e.modified(),r){const e=!0!==r;t._screenshot.cameras=t.renderable.getRenderers().map((t=&gt;{const n=t.getActiveCamera(),o=n.get(&quot;focalPoint&quot;,&quot;position&quot;,&quot;parallelScale&quot;);return{resetCameraArgs:e?{renderer:t}:void 0,resetCameraFn:e?r:t.resetCamera,restoreParamsFn:n.set,arg:JSON.parse(JSON.stringify(o))}})),t._screenshot.cameras.forEach((({resetCameraFn:e,resetCameraArgs:t})=&gt;e(t)))}e.traverseAllPasses()}}))}))},e.traverseAllPasses=()=&gt;{if(!t.deleted)if(t.initialized){if(t.renderPasses)for(let n=0;n&lt;t.renderPasses.length;++n)t.renderPasses[n].traverse(e,null);t.commandEncoder&amp;&amp;(t.device.submitCommandEncoder(t.commandEncoder),t.commandEncoder=null,t.notifyStartCaptureImage&amp;&amp;t.device.onSubmittedWorkDone().then((()=&gt;{!async function(n=t.imageFormat){const r=document.createElement(&quot;canvas&quot;),o=r.getContext(&quot;2d&quot;);r.width=t.canvas.width,r.height=t.canvas.height;const a=await e.getPixelsAsync(),i=new ImageData(a.colorValues,a.width,a.height);o.putImageData(i,0,0);const s=t.canvas.getBoundingClientRect();t.renderable.getRenderers().forEach((e=&gt;{e.getViewProps().forEach((e=&gt;{if(e.getContainer){const t=e.getContainer().getElementsByTagName(&quot;canvas&quot;);for(let e=0;e&lt;t.length;e++){const n=t[e],r=n.getBoundingClientRect(),a=r.x-s.x,i=r.y-s.y;o.drawImage(n,a,i)}}}))}));const l=r.toDataURL(n);r.remove(),e.invokeImageReady(l)}()})))}else{e.initialize();const t=e.onInitialized((()=&gt;{t.unsubscribe(),e.traverseAllPasses()}))}},e.setViewStream=n=&gt;{if(t.viewStream===n)return!1;if(t.subscription&amp;&amp;(t.subscription.unsubscribe(),t.subscription=null),t.viewStream=n,t.viewStream){t.renderable.getRenderers()[0].getBackgroundByReference()[3]=0,e.setUseBackgroundImage(!0),t.subscription=t.viewStream.onImageReady((t=&gt;e.setBackgroundImage(t.image))),t.viewStream.setSize(t.size[0],t.size[1]),t.viewStream.invalidateCache(),t.viewStream.render(),e.modified()}return!0},e.getUniquePropID=()=&gt;t.nextPropID++,e.getPropFromID=e=&gt;{for(let n=0;n&lt;t.children.length;n++){const r=t.children[n].getPropFromID(e);if(null!==r)return r}return null},e.getPixelsAsync=async()=&gt;{const e=t.device,n=t.renderPasses[0].getOpaquePass().getColorTexture(),r={width:n.getWidth(),height:n.getHeight()};r.colorBufferWidth=32*Math.floor((r.width+31)/32),r.colorBufferSizeInBytes=r.colorBufferWidth*r.height*8;const o=ZT.newInstance();o.setDevice(e),o.create(r.colorBufferSizeInBytes,GPUBufferUsage.MAP_READ|GPUBufferUsage.COPY_DST);const a=t.device.createCommandEncoder();a.copyTextureToBuffer({texture:n.getHandle()},{buffer:o.getHandle(),bytesPerRow:8*r.colorBufferWidth,rowsPerImage:r.height},{width:r.width,height:r.height,depthOrArrayLayers:1}),e.submitCommandEncoder(a);const i=o.mapAsync(GPUMapMode.READ);await i,r.colorValues=new Uint16Array(o.getMappedRange().slice()),o.unmap();const s=new Uint8ClampedArray(r.height*r.width*4);for(let e=0;e&lt;r.height;e++)for(let t=0;t&lt;r.width;t++){const n=4*(e*r.width+t),o=4*(e*r.colorBufferWidth+t);s[n]=255*Md.fromHalf(r.colorValues[o]),s[n+1]=255*Md.fromHalf(r.colorValues[o+1]),s[n+2]=255*Md.fromHalf(r.colorValues[o+2]),s[n+3]=255*Md.fromHalf(r.colorValues[o+3])}return r.colorValues=s,r},e.createSelector=()=&gt;{const t=hy.newInstance();return t.setWebGPURenderWindow(e),t};const r=e.setSize;e.setSize=(t,n)=&gt;{const o=r(t,n);return o&amp;&amp;e.invokeWindowResizeEvent({width:t,height:n}),o},e.delete=sn.chain(e.delete,e.setViewStream)}const Sy={initialized:!1,context:null,adapter:null,device:null,canvas:null,cursorVisibility:!0,cursor:&quot;pointer&quot;,containerSize:null,renderPasses:[],notifyStartCaptureImage:!1,imageFormat:&quot;image/png&quot;,useOffScreen:!1,useBackgroundImage:!1,nextPropID:1,xrSupported:!1,presentationFormat:null};const Py=sn.newInstance((function(e,t,n={}){Object.assign(t,Sy,n),t.canvas=document.createElement(&quot;canvas&quot;),t.canvas.style.width=&quot;100%&quot;,t.bgImage=new Image,t.bgImage.style.position=&quot;absolute&quot;,t.bgImage.style.left=&quot;0&quot;,t.bgImage.style.top=&quot;0&quot;,t.bgImage.style.width=&quot;100%&quot;,t.bgImage.style.height=&quot;100%&quot;,t.bgImage.style.zIndex=&quot;-1&quot;,Gv.extend(e,t,n),t.myFactory=yy.newInstance(),t.renderPasses[0]=qx.newInstance(),t.selector||(t.selector=hy.newInstance(),t.selector.setWebGPURenderWindow(e)),sn.event(e,t,&quot;imageReady&quot;),sn.event(e,t,&quot;initialized&quot;),sn.get(e,t,[&quot;commandEncoder&quot;,&quot;device&quot;,&quot;presentationFormat&quot;,&quot;useBackgroundImage&quot;,&quot;xrSupported&quot;]),sn.setGet(e,t,[&quot;initialized&quot;,&quot;context&quot;,&quot;canvas&quot;,&quot;device&quot;,&quot;renderPasses&quot;,&quot;notifyStartCaptureImage&quot;,&quot;cursor&quot;,&quot;useOffScreen&quot;]),sn.setGetArray(e,t,[&quot;size&quot;],2),sn.event(e,t,&quot;windowResizeEvent&quot;),Cy(e,t)}),&quot;vtkWebGPURenderWindow&quot;);var wy;Oh(&quot;WebGPU&quot;,Py),wy=Py,vy[&quot;vtkRenderWindow&quot;]=wy;const Iy=gv.extractURLParameters(),Oy={margin:&quot;0&quot;,padding:&quot;0&quot;,position:&quot;absolute&quot;,top:&quot;0&quot;,left:&quot;0&quot;,width:&quot;100%&quot;,height:&quot;100%&quot;,overflow:&quot;hidden&quot;},Ry={position:&quot;absolute&quot;,left:&quot;25px&quot;,top:&quot;25px&quot;,backgroundColor:&quot;white&quot;,borderRadius:&quot;5px&quot;,listStyle:&quot;none&quot;,padding:&quot;5px 10px&quot;,margin:&quot;0&quot;,display:&quot;block&quot;,border:&quot;solid 1px black&quot;,maxWidth:&quot;calc(100% - 70px)&quot;,maxHeight:&quot;calc(100% - 60px)&quot;,overflow:&quot;auto&quot;};function My(e,t){Object.keys(t).forEach((n=&gt;{e.style[n]=t[n]}))}const Dy={background:[.32,.34,.43],containerStyle:null,controlPanelStyle:null,listenWindowResize:!0,resizeCallback:null,controllerVisibility:!0};function Ey(e,t,n={}){Object.assign(t,Dy,n),sn.obj(e,t),sn.get(e,t,[&quot;renderWindow&quot;,&quot;renderer&quot;,&quot;apiSpecificRenderWindow&quot;,&quot;interactor&quot;,&quot;rootContainer&quot;,&quot;container&quot;,&quot;controlContainer&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkFullScreenRenderWindow&quot;);const n=document.querySelector(&quot;body&quot;);function r(t){&quot;c&quot;===String.fromCharCode(t.charCode)&amp;&amp;e.toggleControllerVisibility()}t.rootContainer||(t.rootContainer=n),t.container||(t.container=document.createElement(&quot;div&quot;),My(t.container,t.containerStyle||Oy),t.rootContainer.appendChild(t.container)),t.rootContainer===n&amp;&amp;(document.documentElement.style.height=&quot;100%&quot;,n.style.height=&quot;100%&quot;,n.style.padding=&quot;0&quot;,n.style.margin=&quot;0&quot;),t.renderWindow=Eh.newInstance(),t.renderer=wh.newInstance(),t.renderWindow.addRenderer(t.renderer),t.apiSpecificRenderWindow=t.renderWindow.newAPISpecificView(Iy.viewAPI??t.defaultViewAPI),t.apiSpecificRenderWindow.setContainer(t.container),t.renderWindow.addView(t.apiSpecificRenderWindow),t.interactor=Yh.newInstance(),t.interactor.setInteractorStyle(dv.newInstance()),t.interactor.setView(t.apiSpecificRenderWindow),t.interactor.initialize(),t.interactor.bindEvents(t.container),e.setBackground=t.renderer.setBackground,e.removeController=()=&gt;{const e=t.controlContainer;e&amp;&amp;e.parentNode.removeChild(e)},e.setControllerVisibility=e=&gt;{t.controllerVisibility=e,t.controlContainer&amp;&amp;(t.controlContainer.style.display=e?&quot;block&quot;:&quot;none&quot;)},e.toggleControllerVisibility=()=&gt;{e.setControllerVisibility(!t.controllerVisibility)},e.addController=n=&gt;{t.controlContainer=document.createElement(&quot;div&quot;),My(t.controlContainer,t.controlPanelStyle||Ry),t.rootContainer.appendChild(t.controlContainer),t.controlContainer.innerHTML=n,e.setControllerVisibility(t.controllerVisibility),t.rootContainer.addEventListener(&quot;keypress&quot;,r)},e.setBackground(...t.background),e.addRepresentation=e=&gt;{e.getActors().forEach((e=&gt;{t.renderer.addActor(e)}))},e.removeRepresentation=e=&gt;{e.getActors().forEach((e=&gt;t.renderer.removeActor(e)))},e.delete=sn.chain(e.setContainer,t.apiSpecificRenderWindow.delete,(()=&gt;{t.rootContainer?.removeEventListener(&quot;keypress&quot;,r),window.removeEventListener(&quot;resize&quot;,e.resize)}),e.delete),e.resize=()=&gt;{const e=t.container.getBoundingClientRect(),n=window.devicePixelRatio||1;t.apiSpecificRenderWindow.setSize(Math.floor(e.width*n),Math.floor(e.height*n)),t.resizeCallback&amp;&amp;t.resizeCallback(e),t.renderWindow.render()},e.setResizeCallback=n=&gt;{t.resizeCallback=n,e.resize()},t.listenWindowResize&amp;&amp;window.addEventListener(&quot;resize&quot;,e.resize),e.resize()}(e,t)}var Vy={newInstance:sn.newInstance(Ey),extend:Ey};var Ly={ColorSpace:{RGB:0,HSV:1,LAB:2,DIVERGING:3},Scale:{LINEAR:0,LOG10:1}};const{ColorSpace:By,Scale:Fy}=Ly,{ScalarMappingTarget:Ny}=yl,{vtkDebugMacro:ky,vtkErrorMacro:Gy,vtkWarningMacro:Uy}=sn;function _y(e,t){const n=e[0],r=e[1],o=e[2],a=Math.sqrt(n*n+r*r+o*o),i=a&gt;.001?Math.acos(n/a):0,s=i&gt;.001?Math.atan2(o,r):0;t[0]=a,t[1]=i,t[2]=s}function Ky(e,t){if(e[0]&gt;=t-.1)return e[2];const n=e[1]*Math.sqrt(t*t-e[0]*e[0])/(e[0]*Math.sin(e[1]));return e[2]&gt;-.3*Math.PI?e[2]+n:e[2]-n}function zy(e,t,n,r){const o=[],a=[];Pa(t,o),Pa(n,a);const i=[],s=[];_y(o,i),_y(a,s);let l=e;if(i[1]&gt;.05&amp;&amp;s[1]&gt;.05&amp;&amp;function(e,t){let n=e-t;for(n&lt;0&amp;&amp;(n=-n);n&gt;=2*Math.PI;)n-=2*Math.PI;return n&gt;Math.PI&amp;&amp;(n=2*Math.PI-n),n}(i[2],s[2])&gt;.33*Math.PI){let t=Math.max(i[0],s[0]);t=Math.max(88,t),e&lt;.5?(s[0]=t,s[1]=0,s[2]=0,l*=2):(i[0]=t,i[1]=0,i[2]=0,l=2*l-1)}i[1]&lt;.05&amp;&amp;s[1]&gt;.05?i[2]=Ky(s,i[0]):s[1]&lt;.05&amp;&amp;i[1]&gt;.05&amp;&amp;(s[2]=Ky(i,s[0]));const c=[];c[0]=(1-l)*i[0]+l*s[0],c[1]=(1-l)*i[1]+l*s[1],c[2]=(1-l)*i[2]+l*s[2];const u=[];!function(e,t){const n=e[0],r=e[1],o=e[2];t[0]=n*Math.cos(r),t[1]=n*Math.sin(r)*Math.cos(o),t[2]=n*Math.sin(r)*Math.sin(o)}(c,u),wa(u,r)}const Wy={clamping:!0,colorSpace:By.RGB,hSVWrap:!0,scale:Fy.LINEAR,nanColor:null,belowRangeColor:null,aboveRangeColor:null,useAboveRangeColor:!1,useBelowRangeColor:!1,allowDuplicateScalars:!1,table:null,tableSize:0,buildTime:null,nodes:null,discretize:!1,numberOfValues:256};function Hy(e,t,n={}){Object.assign(t,Wy,n),yl.extend(e,t,n),t.table=[],t.nodes=[],t.nanColor=[.5,0,0,1],t.belowRangeColor=[0,0,0,1],t.aboveRangeColor=[1,1,1,1],t.buildTime={},sn.obj(t.buildTime),sn.get(e,t,[&quot;buildTime&quot;,&quot;mappingRange&quot;]),sn.setGet(e,t,[&quot;useAboveRangeColor&quot;,&quot;useBelowRangeColor&quot;,&quot;discretize&quot;,&quot;numberOfValues&quot;,{type:&quot;enum&quot;,name:&quot;colorSpace&quot;,enum:By},{type:&quot;enum&quot;,name:&quot;scale&quot;,enum:Fy}]),sn.setArray(e,t,[&quot;nanColor&quot;,&quot;belowRangeColor&quot;,&quot;aboveRangeColor&quot;],4),sn.getArray(e,t,[&quot;nanColor&quot;,&quot;belowRangeColor&quot;,&quot;aboveRangeColor&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkColorTransferFunction&quot;),e.getSize=()=&gt;t.nodes.length,e.addRGBPoint=(t,n,r,o)=&gt;e.addRGBPointLong(t,n,r,o,.5,0),e.addRGBPointLong=(n,r,o,a,i=.5,s=0)=&gt;{if(i&lt;0||i&gt;1)return Gy(&quot;Midpoint outside range [0.0, 1.0]&quot;),-1;if(s&lt;0||s&gt;1)return Gy(&quot;Sharpness outside range [0.0, 1.0]&quot;),-1;t.allowDuplicateScalars||e.removePoint(n);const l={x:n,r:r,g:o,b:a,midpoint:i,sharpness:s};t.nodes.push(l),e.sortAndUpdateRange();let c=0;for(;c&lt;t.nodes.length&amp;&amp;t.nodes[c].x!==n;c++);return c&lt;t.nodes.length?c:-1},e.addHSVPoint=(t,n,r,o)=&gt;e.addHSVPointLong(t,n,r,o,.5,0),e.addHSVPointLong=(t,n,r,o,a=.5,i=0)=&gt;{const s=[];return ya([n,r,o],s),e.addRGBPoint(t,s[0],s[1],s[2],a,i)},e.setNodes=n=&gt;{if(t.nodes!==n){const r=JSON.stringify(t.nodes);t.nodes=n;const o=JSON.stringify(t.nodes);if(e.sortAndUpdateRange()||r!==o)return e.modified(),!0}return!1},e.sortAndUpdateRange=()=&gt;{const n=JSON.stringify(t.nodes);t.nodes.sort(((e,t)=&gt;e.x-t.x));const r=JSON.stringify(t.nodes),o=e.updateRange();return o||n===r?o:(e.modified(),!0)},e.updateRange=()=&gt;{const n=[2];n[0]=t.mappingRange[0],n[1]=t.mappingRange[1];const r=t.nodes.length;return r?(t.mappingRange[0]=t.nodes[0].x,t.mappingRange[1]=t.nodes[r-1].x):(t.mappingRange[0]=0,t.mappingRange[1]=0),(n[0]!==t.mappingRange[0]||n[1]!==t.mappingRange[1])&amp;&amp;(e.modified(),!0)},e.removePoint=n=&gt;{let r=0;for(;r&lt;t.nodes.length&amp;&amp;t.nodes[r].x!==n;r++);const o=r;if(r&gt;=t.nodes.length)return-1;let a=!1;return t.nodes.splice(r,1),0!==r&amp;&amp;r!==t.nodes.length||(a=e.updateRange()),a||e.modified(),o},e.movePoint=(n,r)=&gt;{if(n!==r){e.removePoint(r);for(let o=0;o&lt;t.nodes.length;o++)if(t.nodes[o].x===n){t.nodes[o].x=r,e.sortAndUpdateRange();break}}},e.removeAllPoints=()=&gt;{t.nodes=[],e.sortAndUpdateRange()},e.addRGBSegment=(n,r,o,a,i,s,l,c)=&gt;{e.sortAndUpdateRange();for(let e=0;e&lt;t.nodes.length;)t.nodes[e].x&gt;=n&amp;&amp;t.nodes[e].x&lt;=i?t.nodes.splice(e,1):e++;e.addRGBPointLong(n,r,o,a,.5,0),e.addRGBPointLong(i,s,l,c,.5,0),e.modified()},e.addHSVSegment=(t,n,r,o,a,i,s,l)=&gt;{const c=[i,s,l],u=[],d=[];ya([n,r,o],u),ya(c,d),e.addRGBSegment(t,u[0],u[1],u[2],a,d[0],d[1],d[2])},e.mapValue=t=&gt;{const n=[];return e.getColor(t,n),[Math.floor(255*n[0]+.5),Math.floor(255*n[1]+.5),Math.floor(255*n[2]+.5),255]},e.getColor=(n,r)=&gt;{if(t.indexedLookup){const t=e.getSize(),o=e.getAnnotatedValueIndexInternal(n);if(o&lt;0||0===t){const t=e.getNanColorByReference();r[0]=t[0],r[1]=t[1],r[2]=t[2]}else{const n=[];e.getNodeValue(o%t,n),r[0]=n[1],r[1]=n[2],r[2]=n[3]}}else e.getTable(n,n,1,r)},e.getRedValue=t=&gt;{const n=[];return e.getColor(t,n),n[0]},e.getGreenValue=t=&gt;{const n=[];return e.getColor(t,n),n[1]},e.getBlueValue=t=&gt;{const n=[];return e.getColor(t,n),n[2]},e.logScaleEnabled=()=&gt;t.scale===Fy.LOG10,e.usingLogScale=()=&gt;e.logScaleEnabled()&amp;&amp;t.mappingRange[0]&gt;0,e.getTable=(n,r,o,a)=&gt;{const i=e.usingLogScale(),s=i?Math.log10(Number(n)):Number(n),l=i?Math.log10(Number(r)):Number(r);if(ka(s)||ka(l)){for(let e=0;e&lt;o;e++)a[3*e+0]=t.nanColor[0],a[3*e+1]=t.nanColor[1],a[3*e+2]=t.nanColor[2];return}let c=0;const u=t.nodes.length;let d=0,p=0,f=0;0!==u&amp;&amp;(d=t.nodes[u-1].r,p=t.nodes[u-1].g,f=t.nodes[u-1].b);let g=0,m=0,h=0;const v=[0,0,0],T=[0,0,0];let x=0,y=0;const b=[];let A=t.mappingRange;i&amp;&amp;(A=[Math.log10(t.mappingRange[0]),Math.log10(t.mappingRange[1])]);for(let n=0;n&lt;o;n++){const r=3*n;if(g=o&gt;1?s+n/(o-1)*(l-s):.5*(s+l),t.discretize){const e=A;if(g&gt;=e[0]&amp;&amp;g&lt;=e[1]){const n=t.numberOfValues,r=e[1]-e[0];if(n&lt;=1)g=e[0]+r/2;else{const t=(g-e[0])/r,o=Ro(n*t);g=e[0]+o/(n-1)*r}}}for(;c&lt;u&amp;&amp;g&gt;t.nodes[c].x;)c++,c&lt;u&amp;&amp;(m=t.nodes[c-1].x,h=t.nodes[c].x,v[0]=t.nodes[c-1].r,T[0]=t.nodes[c].r,v[1]=t.nodes[c-1].g,T[1]=t.nodes[c].g,v[2]=t.nodes[c-1].b,T[2]=t.nodes[c].b,x=t.nodes[c-1].midpoint,y=t.nodes[c-1].sharpness,x&lt;1e-5&amp;&amp;(x=1e-5),x&gt;.99999&amp;&amp;(x=.99999));if(g&gt;A[1])a[r]=0,a[r+1]=0,a[r+2]=0,t.clamping&amp;&amp;(e.getUseAboveRangeColor()?(a[r]=t.aboveRangeColor[0],a[r+1]=t.aboveRangeColor[1],a[r+2]=t.aboveRangeColor[2]):(a[r]=d,a[r+1]=p,a[r+2]=f));else if(g&lt;A[0]||Ba(g)&amp;&amp;g&lt;0)a[r]=0,a[r+1]=0,a[r+2]=0,t.clamping&amp;&amp;(e.getUseBelowRangeColor()?(a[r]=t.belowRangeColor[0],a[r+1]=t.belowRangeColor[1],a[r+2]=t.belowRangeColor[2]):u&gt;0&amp;&amp;(a[r]=t.nodes[0].r,a[r+1]=t.nodes[0].g,a[r+2]=t.nodes[0].b));else if(0===c&amp;&amp;(Math.abs(g-s)&lt;1e-6||t.discretize))u&gt;0?(a[r]=t.nodes[0].r,a[r+1]=t.nodes[0].g,a[r+2]=t.nodes[0].b):(a[r]=0,a[r+1]=0,a[r+2]=0);else{let e=0;if(e=(g-m)/(h-m),e=e&lt;x?.5*e/x:.5+.5*(e-x)/(1-x),y&gt;.99){if(e&lt;.5){a[r]=v[0],a[r+1]=v[1],a[r+2]=v[2];continue}a[r]=T[0],a[r+1]=T[1],a[r+2]=T[2];continue}if(y&lt;.01){if(t.colorSpace===By.RGB)a[r]=(1-e)*v[0]+e*T[0],a[r+1]=(1-e)*v[1]+e*T[1],a[r+2]=(1-e)*v[2]+e*T[2];else if(t.colorSpace===By.HSV){const n=[],o=[];xa(v,n),xa(T,o),t.hSVWrap&amp;&amp;(n[0]-o[0]&gt;.5||o[0]-n[0]&gt;.5)&amp;&amp;(n[0]&gt;o[0]?n[0]-=1:o[0]-=1);const i=[];i[0]=(1-e)*n[0]+e*o[0],i[0]&lt;0&amp;&amp;(i[0]+=1),i[1]=(1-e)*n[1]+e*o[1],i[2]=(1-e)*n[2]+e*o[2],ya(i,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]}else if(t.colorSpace===By.LAB){const t=[],n=[];Pa(v,t),Pa(T,n);const o=[];o[0]=(1-e)*t[0]+e*n[0],o[1]=(1-e)*t[1]+e*n[1],o[2]=(1-e)*t[2]+e*n[2],wa(o,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]}else t.colorSpace===By.DIVERGING?(zy(e,v,T,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]):Gy(&quot;ColorSpace set to invalid value.&quot;,t.colorSpace);continue}e&lt;.5?e=.5*(2*e)**(1+10*y):e&gt;.5&amp;&amp;(e=1-.5*(2*(1-e))**(1+10*y));const n=e*e,o=n*e,i=2*o-3*n+1,s=-2*o+3*n,l=o-2*n+e,c=o-n;let u,d;if(t.colorSpace===By.RGB)for(let e=0;e&lt;3;e++)u=T[e]-v[e],d=(1-y)*u,a[r+e]=i*v[e]+s*T[e]+l*d+c*d;else if(t.colorSpace===By.HSV){const e=[],n=[];xa(v,e),xa(T,n),t.hSVWrap&amp;&amp;(e[0]-n[0]&gt;.5||n[0]-e[0]&gt;.5)&amp;&amp;(e[0]&gt;n[0]?e[0]-=1:n[0]-=1);const o=[];for(let t=0;t&lt;3;t++)u=n[t]-e[t],d=(1-y)*u,o[t]=i*e[t]+s*n[t]+l*d+c*d,0===t&amp;&amp;o[t]&lt;0&amp;&amp;(o[t]+=1);ya(o,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]}else if(t.colorSpace===By.LAB){const e=[],t=[];Pa(v,e),Pa(T,t);const n=[];for(let r=0;r&lt;3;r++)u=t[r]-e[r],d=(1-y)*u,n[r]=i*e[r]+s*t[r]+l*d+c*d;wa(n,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]}else t.colorSpace===By.DIVERGING?(zy(e,v,T,b),a[r]=b[0],a[r+1]=b[1],a[r+2]=b[2]):Gy(&quot;ColorSpace set to invalid value.&quot;);for(let e=0;e&lt;3;e++)a[r+e]=a[r+e]&lt;0?0:a[r+e],a[r+e]=a[r+e]&gt;1?1:a[r+e]}}},e.getUint8Table=(n,r,o,a=!1)=&gt;{if(e.getMTime()&lt;=t.buildTime&amp;&amp;t.tableSize===o&amp;&amp;t.tableWithAlpha!==a)return t.table;if(0===t.nodes.length)return Gy(&quot;Attempting to lookup a value with no points in the function&quot;),t.table;const i=a?4:3;t.tableSize===o&amp;&amp;t.tableWithAlpha===a||(t.table=new Uint8Array(o*i),t.tableSize=o,t.tableWithAlpha=a);const s=[];e.getTable(n,r,o,s);for(let e=0;e&lt;o;e++)t.table[e*i+0]=Math.floor(255*s[3*e+0]+.5),t.table[e*i+1]=Math.floor(255*s[3*e+1]+.5),t.table[e*i+2]=Math.floor(255*s[3*e+2]+.5),a&amp;&amp;(t.table[e*i+3]=255);return t.buildTime.modified(),t.table},e.buildFunctionFromArray=n=&gt;{e.removeAllPoints();const r=n.getNumberOfComponents();for(let e=0;e&lt;n.getNumberOfTuples();e++)switch(r){case 3:t.nodes.push({x:e,r:n.getComponent(e,0),g:n.getComponent(e,1),b:n.getComponent(e,2),midpoint:.5,sharpness:0});break;case 4:t.nodes.push({x:n.getComponent(e,0),r:n.getComponent(e,1),g:n.getComponent(e,2),b:n.getComponent(e,3),midpoint:.5,sharpness:0});break;case 5:t.nodes.push({x:e,r:n.getComponent(e,0),g:n.getComponent(e,1),b:n.getComponent(e,2),midpoint:n.getComponent(e,4),sharpness:n.getComponent(e,5)});break;case 6:t.nodes.push({x:n.getComponent(e,0),r:n.getComponent(e,1),g:n.getComponent(e,2),b:n.getComponent(e,3),midpoint:n.getComponent(e,4),sharpness:n.getComponent(e,5)})}e.sortAndUpdateRange()},e.buildFunctionFromTable=(n,r,o,a)=&gt;{let i=0;e.removeAllPoints(),o&gt;1&amp;&amp;(i=(r-n)/(o-1));for(let e=0;e&lt;o;e++){const r={x:n+i*e,r:a[3*e],g:a[3*e+1],b:a[3*e+2],sharpness:0,midpoint:.5};t.nodes.push(r)}e.sortAndUpdateRange()},e.getNodeValue=(e,n)=&gt;e&lt;0||e&gt;=t.nodes.length?(Gy(&quot;Index out of 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e=0;e&lt;t.nodes.length;)t.nodes[e].x&gt;=n[0]&amp;&amp;t.nodes[e].x&lt;=n[1]?t.nodes.splice(e,1):++e;return 1},e.estimateMinNumberOfSamples=(t,n)=&gt;{const r=e.findMinimumXDistance();return Math.ceil((n-t)/r)},e.findMinimumXDistance=()=&gt;{if(t.nodes.length&lt;2)return-1;let e=Number.MAX_VALUE;for(let n=0;n&lt;t.nodes.length-1;n++){const r=t.nodes[n+1].x-t.nodes[n].x;r&lt;e&amp;&amp;(e=r)}return e},e.mapScalarsThroughTable=(n,r,o,a)=&gt;{0!==e.getSize()?t.indexedLookup?e.mapDataIndexed(n,r,o,a):e.mapData(n,r,o,a):ky(&quot;Transfer Function Has No Points!&quot;)},e.mapData=(t,n,r,o)=&gt;{if(0===e.getSize())return void Uy(&quot;Transfer Function Has No Points!&quot;);const a=Math.floor(255*e.getAlpha()+.5),i=t.getNumberOfTuples(),s=t.getNumberOfComponents(),l=n.getData(),c=t.getData(),u=[];if(r===Ny.RGBA)for(let t=0;t&lt;i;t++){const n=c[t*s+o];e.getColor(n,u),l[4*t]=Math.floor(255*u[0]+.5),l[4*t+1]=Math.floor(255*u[1]+.5),l[4*t+2]=Math.floor(255*u[2]+.5),l[4*t+3]=a}if(r===Ny.RGB)for(let t=0;t&lt;i;t++){const n=c[t*s+o];e.getColor(n,u),l[3*t]=Math.floor(255*u[0]+.5),l[3*t+1]=Math.floor(255*u[1]+.5),l[3*t+2]=Math.floor(255*u[2]+.5)}if(r===Ny.LUMINANCE)for(let t=0;t&lt;i;t++){const n=c[t*s+o];e.getColor(n,u),l[t]=Math.floor(76.5*u[0]+150.45*u[1]+28.05*u[2]+.5)}if(r===Ny.LUMINANCE_ALPHA)for(let t=0;t&lt;i;t++){const n=c[t*s+o];e.getColor(n,u),l[2*t]=Math.floor(76.5*u[0]+150.45*u[1]+28.05*u[2]+.5),l[2*t+1]=a}},e.applyColorMap=n=&gt;{const r=JSON.stringify(t.colorSpace);n.ColorSpace&amp;&amp;(t.colorSpace=By[n.ColorSpace.toUpperCase()],void 0===t.colorSpace&amp;&amp;(Gy(`ColorSpace ${n.ColorSpace} not supported, using RGB instead`),t.colorSpace=By.RGB));let o=r!==JSON.stringify(t.colorSpace);const a=o||JSON.stringify(t.nanColor);if(n.NanColor)for(t.nanColor=[].concat(n.NanColor);t.nanColor.length&lt;4;)t.nanColor.push(1);o=o||a!==JSON.stringify(t.nanColor);const i=o||JSON.stringify(t.nodes);if(n.RGBPoints){const e=n.RGBPoints.length;t.nodes=[];const r=.5,o=0;for(let a=0;a&lt;e;a+=4)t.nodes.push({x:n.RGBPoints[a],r:n.RGBPoints[a+1],g:n.RGBPoints[a+2],b:n.RGBPoints[a+3],midpoint:r,sharpness:o})}const s=e.sortAndUpdateRange(),l=!s&amp;&amp;(o||i!==JSON.stringify(t.nodes));return l&amp;&amp;e.modified(),s||l}}(e,t)}var jy={newInstance:sn.newInstance(Hy,&quot;vtkColorTransferFunction&quot;),extend:Hy,...Ly};var Xy={OrientationModes:{DIRECTION:0,ROTATION:1,MATRIX:2},ScaleModes:{SCALE_BY_CONSTANT:0,SCALE_BY_MAGNITUDE:1,SCALE_BY_COMPONENTS:2}};const{OrientationModes:qy,ScaleModes:Yy}=Xy,{vtkErrorMacro:Jy}=sn;const Zy={orient:!0,orientationMode:qy.DIRECTION,orientationArray:null,scaling:!0,scaleFactor:1,scaleMode:Yy.SCALE_BY_MAGNITUDE,scaleArray:null,matrixArray:null,normalArray:null,colorArray:null};function Qy(e,t,n={}){Object.assign(t,Zy,n),Ql.extend(e,t,n),sn.algo(e,t,2,0),t.buildTime={},sn.obj(t.buildTime,{mtime:0}),sn.setGet(e,t,[&quot;orient&quot;,&quot;orientationMode&quot;,&quot;orientationArray&quot;,&quot;scaleArray&quot;,&quot;scaleFactor&quot;,&quot;scaleMode&quot;,&quot;scaling&quot;]),sn.get(e,t,[&quot;colorArray&quot;,&quot;matrixArray&quot;,&quot;normalArray&quot;,&quot;buildTime&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkGlyph3DMapper&quot;),e.getOrientationModeAsString=()=&gt;sn.enumToString(qy,t.orientationMode),e.setOrientationModeToDirection=()=&gt;e.setOrientationMode(qy.DIRECTION),e.setOrientationModeToRotation=()=&gt;e.setOrientationMode(qy.ROTATION),e.setOrientationModeToMatrix=()=&gt;e.setOrientationMode(qy.MATRIX),e.getOrientationArrayData=()=&gt;{const n=e.getInputData(0);return n&amp;&amp;n.getPointData()?t.orientationArray?n.getPointData().getArray(t.orientationArray):n.getPointData().getVectors():null},e.getScaleModeAsString=()=&gt;sn.enumToString(Yy,t.scaleMode),e.setScaleModeToScaleByMagnitude=()=&gt;e.setScaleMode(Yy.SCALE_BY_MAGNITUDE),e.setScaleModeToScaleByComponents=()=&gt;e.setScaleMode(Yy.SCALE_BY_COMPONENTS),e.setScaleModeToScaleByConstant=()=&gt;e.setScaleMode(Yy.SCALE_BY_CONSTANT),e.getScaleArrayData=()=&gt;{const n=e.getInputData(0);return n&amp;&amp;n.getPointData()?t.scaleArray?n.getPointData().getArray(t.scaleArray):n.getPointData().getScalars():null},e.computeBounds=()=&gt;e.buildArrays(),e.buildArrays=()=&gt;{const n=e.getInputData(0),r=e.getInputData(1);if(n&amp;&amp;r){if(t.buildTime.getMTime()&lt;r.getMTime()||t.buildTime.getMTime()&lt;n.getMTime()||t.buildTime.getMTime()&lt;e.getMTime()){const o=n.getPoints().getData();let a=e.getScaleArrayData(),i=null,l=0;a&amp;&amp;(i=a.getData(),l=a.getNumberOfComponents()),t.scaling&amp;&amp;a&amp;&amp;t.scaleMode===Yy.SCALE_BY_COMPONENTS&amp;&amp;3!==a.getNumberOfComponents()&amp;&amp;(Jy(&quot;Cannot scale by components since scale array does not have 3 components.&quot;),a=null);const c=r.getBounds(),p=[];Hi.getCorners(c,p),Hi.reset(t.bounds);const f=new Float64Array(3),g=e.getOrientationArrayData(),m=x(new Float64Array(16)),h=[],v=[],T=o.length/3;t.matrixArray=new Float32Array(16*T);const y=t.matrixArray.buffer;t.normalArray=new Float32Array(9*T);const b=t.normalArray.buffer,R=[],M=[];for(let e=0;e&lt;T;++e){const n=new Float32Array(y,64*e,16);if(h[0]=o[3*e],h[1]=o[3*e+1],h[2]=o[3*e+2],C(n,m,h),g)switch(g.getTuple(e,M),t.orientationMode){case qy.MATRIX:A(n,n,[...M.slice(0,3),0,...M.slice(3,6),0,...M.slice(6,9),0,0,0,0,1]);break;case qy.ROTATION:O(n,n,M[2]),w(n,n,M[0]),I(n,n,M[1]);break;case qy.DIRECTION:if(0===M[1]&amp;&amp;0===M[2])M[0]&lt;0&amp;&amp;I(n,n,3.1415926);else{const e=Ho(M),t=[];t[0]=(M[0]+e)/2,t[1]=M[1]/2,t[2]=M[2]/2,P(n,n,3.1415926,t)}}if(t.scaling){if(v[0]=t.scaleFactor,v[1]=t.scaleFactor,v[2]=t.scaleFactor,a)switch(t.scaleMode){case Yy.SCALE_BY_MAGNITUDE:for(let t=0;t&lt;l;++t)R[t]=i[e*l+t];v[0]*=Ho(R,l),v[1]=v[0],v[2]=v[0];break;case Yy.SCALE_BY_COMPONENTS:for(let t=0;t&lt;l;++t)R[t]=i[e*l+t];v[0]*=R[0],v[1]*=R[1],v[2]*=R[2];case Yy.SCALE_BY_CONSTANT:}0===v[0]&amp;&amp;(v[0]=1e-10),0===v[1]&amp;&amp;(v[1]=1e-10),0===v[2]&amp;&amp;(v[2]=1e-10),S(n,n,v)}for(let e=0;e&lt;8;++e)oe(f,p[e],n),Hi.addPoint(t.bounds,f);const r=new Float32Array(b,36*e,9);s(r,n),d(r,r),u(r,r)}const D=e.getAbstractScalars(n,t.scalarMode,t.arrayAccessMode,t.arrayId,t.colorByArrayName).scalars;t.useLookupTableScalarRange||e.getLookupTable().setRange(t.scalarRange[0],t.scalarRange[1]),t.colorArray=null;const E=e.getLookupTable();E&amp;&amp;D&amp;&amp;(E.build(),t.colorArray=E.mapScalars(D,t.colorMode,0)),t.buildTime.modified()}}else Hi.reset(t.bounds)},e.getPrimitiveCount=()=&gt;{const t=e.getInputData(1),n=e.getInputData().getPoints().getNumberOfValues()/3;return{points:n*t.getPoints().getNumberOfValues()/3,verts:n*(t.getVerts().getNumberOfValues()-t.getVerts().getNumberOfCells()),lines:n*(t.getLines().getNumberOfValues()-2*t.getLines().getNumberOfCells()),triangles:n*(t.getPolys().getNumberOfValues()-3*t.getLines().getNumberOfCells())}},e.setSourceConnection=t=&gt;e.setInputConnection(t,1)}(e,t)}var $y={newInstance:sn.newInstance(Qy,&quot;vtkGlyph3DMapper&quot;),extend:Qy,...Xy};const{vtkErrorMacro:eb}=sn;const tb={range:[0,0],clamping:!0,allowDuplicateScalars:!1};function nb(e,t,n={}){Object.assign(t,tb,n),sn.obj(e,t),t.nodes=[],sn.setGet(e,t,[&quot;allowDuplicateScalars&quot;,&quot;clamping&quot;]),sn.setArray(e,t,[&quot;range&quot;],2),sn.getArray(e,t,[&quot;range&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkPiecewiseFunction&quot;),e.getSize=()=&gt;t.nodes.length,e.getType=()=&gt;{let e,n=0,r=0;t.nodes.length&gt;0&amp;&amp;(n=t.nodes[0].y);for(let o=1;o&lt;t.nodes.length;o++){if(e=t.nodes[o].y,e!==n)if(e&gt;n)switch(r){case 0:case 1:r=1;break;default:r=3}else switch(r){case 0:case 2:r=2;break;default:r=3}if(n=e,3===r)break}switch(r){case 0:return&quot;Constant&quot;;case 1:return&quot;NonDecreasing&quot;;case 2:return&quot;NonIncreasing&quot;;default:return&quot;Varied&quot;}},e.getDataPointer=()=&gt;{const e=t.nodes.length;if(t.function=null,e&gt;0){t.function=[];for(let n=0;n&lt;e;n++)t.function[2*n]=t.nodes[n].x,t.function[2*n+1]=t.nodes[n].y}return t.function},e.getFirstNonZeroValue=()=&gt;{if(0===t.nodes.length)return 0;let e=1,n=0,r=0;for(;r&lt;t.nodes.length;r++)if(0!==t.nodes[r].y){e=0;break}return n=e?Number.MAX_VALUE:r&gt;0?t.nodes[r-1].x:t.clamping?-Number.MAX_VALUE:t.nodes[0].x,n},e.getNodeValue=(e,n)=&gt;{const r=t.nodes.length;return e&lt;0||e&gt;=r?(eb(&quot;Index out of range!&quot;),-1):(n[0]=t.nodes[e].x,n[1]=t.nodes[e].y,n[2]=t.nodes[e].midpoint,n[3]=t.nodes[e].sharpness,1)},e.setNodeValue=(n,r)=&gt;{const o=t.nodes.length;if(n&lt;0||n&gt;=o)return eb(&quot;Index out of range!&quot;),-1;const a=t.nodes[n].x;return t.nodes[n].x=r[0],t.nodes[n].y=r[1],t.nodes[n].midpoint=r[2],t.nodes[n].sharpness=r[3],a!==r[0]?e.sortAndUpdateRange():e.modified(),1},e.addPoint=(t,n)=&gt;e.addPointLong(t,n,.5,0),e.addPointLong=(n,r,o,a)=&gt;{if(o&lt;0||o&gt;1)return eb(&quot;Midpoint outside range [0.0, 1.0]&quot;),-1;if(a&lt;0||a&gt;1)return eb(&quot;Sharpness outside range [0.0, 1.0]&quot;),-1;t.allowDuplicateScalars||e.removePoint(n);const i={x:n,y:r,midpoint:o,sharpness:a};let s;for(t.nodes.push(i),e.sortAndUpdateRange(),s=0;s&lt;t.nodes.length&amp;&amp;t.nodes[s].x!==n;s++);return s&lt;t.nodes.length?s:-1},e.setNodes=n=&gt;{t.nodes!==n&amp;&amp;(t.nodes=n,e.sortAndUpdateRange())},e.sortAndUpdateRange=()=&gt;{t.nodes.sort(((e,t)=&gt;e.x-t.x)),e.updateRange()||e.modified()},e.updateRange=()=&gt;{const n=t.range.slice(),r=t.nodes.length;return r?(t.range[0]=t.nodes[0].x,t.range[1]=t.nodes[r-1].x):(t.range[0]=0,t.range[1]=0),(n[0]!==t.range[0]||n[1]!==t.range[1])&amp;&amp;(e.modified(),!0)},e.removePoint=n=&gt;{let r;for(r=0;r&lt;t.nodes.length&amp;&amp;t.nodes[r].x!==n;r++);if(r&gt;=t.nodes.length)return-1;const o=r;let a=!1;return t.nodes.splice(r,1),0!==r&amp;&amp;r!==t.nodes.length||(a=e.updateRange()),a||e.modified(),o},e.removeAllPoints=()=&gt;{t.nodes=[],e.sortAndUpdateRange()},e.addSegment=(n,r,o,a)=&gt;{e.sortAndUpdateRange();for(let e=0;e&lt;t.nodes.length;)t.nodes[e].x&gt;=n&amp;&amp;t.nodes[e].x&lt;=o?t.nodes.splice(e,1):e++;e.addPoint(n,r,.5,0),e.addPoint(o,a,.5,0)},e.getValue=t=&gt;{const n=[];return e.getTable(t,t,1,n),n[0]},e.adjustRange=n=&gt;{if(n.length&lt;2)return 0;const r=e.getRange();r[0]&lt;n[0]?e.addPoint(n[0],e.getValue(n[0])):e.addPoint(n[0],e.getValue(r[0])),r[1]&gt;n[1]?e.addPoint(n[1],e.getValue(n[1])):e.addPoint(n[1],e.getValue(r[1])),e.sortAndUpdateRange();for(let e=0;e&lt;t.nodes.length;)t.nodes[e].x&gt;=n[0]&amp;&amp;t.nodes[e].x&lt;=n[1]?t.nodes.splice(e,1):++e;return e.sortAndUpdateRange(),1},e.estimateMinNumberOfSamples=(t,n)=&gt;{const r=e.findMinimumXDistance();return Math.ceil((n-t)/r)},e.findMinimumXDistance=()=&gt;{const e=t.nodes.length;if(e&lt;2)return-1;let n=t.nodes[1].x-t.nodes[0].x;for(let r=0;r&lt;e-1;r++){const e=t.nodes[r+1].x-t.nodes[r].x;e&lt;n&amp;&amp;(n=e)}return n},e.getTable=(e,n,r,o,a=1)=&gt;{let i,s=0;const l=t.nodes.length;let c=0;0!==l&amp;&amp;(c=t.nodes[l-1].y);let u=0,d=0,p=0,f=0,g=0,m=0,h=0;for(i=0;i&lt;r;i++){const v=a*i;for(u=r&gt;1?e+i/(r-1)*(n-e):.5*(e+n);s&lt;l&amp;&amp;u&gt;t.nodes[s].x;)s++,s&lt;l&amp;&amp;(d=t.nodes[s-1].x,p=t.nodes[s].x,f=t.nodes[s-1].y,g=t.nodes[s].y,m=t.nodes[s-1].midpoint,h=t.nodes[s-1].sharpness,m&lt;1e-5&amp;&amp;(m=1e-5),m&gt;.99999&amp;&amp;(m=.99999));if(s&gt;=l)o[v]=t.clamping?c:0;else if(0===s)o[v]=t.clamping?t.nodes[0].y:0;else{let e=(u-d)/(p-d);if(e=e&lt;m?.5*e/m:.5+.5*(e-m)/(1-m),h&gt;.99){if(e&lt;.5){o[v]=f;continue}o[v]=g;continue}if(h&lt;.01){o[v]=(1-e)*f+e*g;continue}e&lt;.5?e=.5*(2*e)**(1+10*h):e&gt;.5&amp;&amp;(e=1-.5*(2*(1-e))**(1+10*h));const t=e*e,n=t*e,r=2*n-3*t+1,a=-2*n+3*t,i=n-2*t+e,s=n-t,l=(1-h)*(g-f);o[v]=r*f+a*g+i*l+s*l;const c=f&lt;g?f:g,T=f&gt;g?f:g;o[v]=o[v]&lt;c?c:o[v],o[v]=o[v]&gt;T?T:o[v]}}}}(e,t)}var rb={newInstance:sn.newInstance(nb,&quot;vtkPiecewiseFunction&quot;),extend:nb};const{InterpolationType:ob,OpacityMode:ab,FilterMode:ib,ColorMixPreset:sb}=mg,{vtkErrorMacro:lb}=sn;function cb(e,t,n={}){if(Object.assign(t,(e=&gt;({colorMixPreset:sb.DEFAULT,independentComponents:!0,interpolationType:ob.FAST_LINEAR,shade:!1,ambient:.1,diffuse:.7,specular:.2,specularPower:10,useLabelOutline:!1,labelOutlineThickness:[1],labelOutlineOpacity:1,ipScalarRange:[-1e6,1e6],filterMode:ib.OFF,preferSizeOverAccuracy:!1,computeNormalFromOpacity:!1,volumetricScatteringBlending:0,globalIlluminationReach:0,anisotropy:0,localAmbientOcclusion:!1,LAOKernelSize:15,LAOKernelRadius:7,updatedExtents:[],...e}))(n)),sn.obj(e,t),!t.componentData){t.componentData=[];for(let e=0;e&lt;4;++e)t.componentData.push({colorChannels:1,grayTransferFunction:null,rGBTransferFunction:null,scalarOpacity:null,scalarOpacityUnitDistance:1,opacityMode:ab.FRACTIONAL,gradientOpacityMinimumValue:0,gradientOpacityMinimumOpacity:0,gradientOpacityMaximumValue:1,gradientOpacityMaximumOpacity:1,useGradientOpacity:!1,componentWeight:1,forceNearestInterpolation:!1})}sn.setGet(e,t,[&quot;colorMixPreset&quot;,&quot;independentComponents&quot;,&quot;interpolationType&quot;,&quot;shade&quot;,&quot;ambient&quot;,&quot;diffuse&quot;,&quot;specular&quot;,&quot;specularPower&quot;,&quot;useLabelOutline&quot;,&quot;labelOutlineOpacity&quot;,&quot;filterMode&quot;,&quot;preferSizeOverAccuracy&quot;,&quot;computeNormalFromOpacity&quot;,&quot;volumetricScatteringBlending&quot;,&quot;globalIlluminationReach&quot;,&quot;anisotropy&quot;,&quot;localAmbientOcclusion&quot;,&quot;LAOKernelSize&quot;,&quot;LAOKernelRadius&quot;,&quot;updatedExtents&quot;]),sn.setGetArray(e,t,[&quot;ipScalarRange&quot;],2),sn.setGetArray(e,t,[&quot;labelOutlineThickness&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkVolumeProperty&quot;);const n={...e};e.getMTime=()=&gt;{let e,n=t.mtime;for(let r=0;r&lt;4;r++)1===t.componentData[r].colorChannels?t.componentData[r].grayTransferFunction&amp;&amp;(e=t.componentData[r].grayTransferFunction.getMTime(),n=n&gt;e?n:e):3===t.componentData[r].colorChannels&amp;&amp;t.componentData[r].rGBTransferFunction&amp;&amp;(e=t.componentData[r].rGBTransferFunction.getMTime(),n=n&gt;e?n:e),t.componentData[r].scalarOpacity&amp;&amp;(e=t.componentData[r].scalarOpacity.getMTime(),n=n&gt;e?n:e),t.componentData[r].gradientOpacity&amp;&amp;(t.componentData[r].disableGradientOpacity||(e=t.componentData[r].gradientOpacity.getMTime(),n=n&gt;e?n:e));return n},e.getColorChannels=e=&gt;e&lt;0||e&gt;3?(lb(&quot;Bad index - must be between 0 and 3&quot;),0):t.componentData[e].colorChannels,e.setGrayTransferFunction=(n=0,r=null)=&gt;{let o=!1;return t.componentData[n].grayTransferFunction!==r&amp;&amp;(t.componentData[n].grayTransferFunction=r,o=!0),1!==t.componentData[n].colorChannels&amp;&amp;(t.componentData[n].colorChannels=1,o=!0),o&amp;&amp;e.modified(),o},e.getGrayTransferFunction=(n=0)=&gt;(null===t.componentData[n].grayTransferFunction&amp;&amp;(t.componentData[n].grayTransferFunction=rb.newInstance(),t.componentData[n].grayTransferFunction.addPoint(0,0),t.componentData[n].grayTransferFunction.addPoint(1024,1),1!==t.componentData[n].colorChannels&amp;&amp;(t.componentData[n].colorChannels=1),e.modified()),t.componentData[n].grayTransferFunction),e.setRGBTransferFunction=(n=0,r=null)=&gt;{let o=!1;return t.componentData[n].rGBTransferFunction!==r&amp;&amp;(t.componentData[n].rGBTransferFunction=r,o=!0),3!==t.componentData[n].colorChannels&amp;&amp;(t.componentData[n].colorChannels=3,o=!0),o&amp;&amp;e.modified(),o},e.getRGBTransferFunction=(n=0)=&gt;(null===t.componentData[n].rGBTransferFunction&amp;&amp;(t.componentData[n].rGBTransferFunction=jy.newInstance(),t.componentData[n].rGBTransferFunction.addRGBPoint(0,0,0,0),t.componentData[n].rGBTransferFunction.addRGBPoint(1024,1,1,1),3!==t.componentData[n].colorChannels&amp;&amp;(t.componentData[n].colorChannels=3),e.modified()),t.componentData[n].rGBTransferFunction),e.setScalarOpacity=(n=0,r=null)=&gt;t.componentData[n].scalarOpacity!==r&amp;&amp;(t.componentData[n].scalarOpacity=r,e.modified(),!0),e.getScalarOpacity=(n=0)=&gt;(null===t.componentData[n].scalarOpacity&amp;&amp;(t.componentData[n].scalarOpacity=rb.newInstance(),t.componentData[n].scalarOpacity.addPoint(0,1),t.componentData[n].scalarOpacity.addPoint(1024,1),e.modified()),t.componentData[n].scalarOpacity),e.setComponentWeight=(n=0,r=1)=&gt;{if(n&lt;0||n&gt;=4)return lb(&quot;Invalid index&quot;),!1;const o=Math.min(1,Math.max(0,r));return t.componentData[n].componentWeight!==o&amp;&amp;(t.componentData[n].componentWeight=o,e.modified(),!0)},e.getComponentWeight=(e=0)=&gt;e&lt;0||e&gt;=4?(lb(&quot;Invalid index&quot;),0):t.componentData[e].componentWeight,e.setInterpolationTypeToNearest=()=&gt;e.setInterpolationType(ob.NEAREST),e.setInterpolationTypeToLinear=()=&gt;e.setInterpolationType(ob.LINEAR),e.setInterpolationTypeToFastLinear=()=&gt;e.setInterpolationType(ob.FAST_LINEAR),e.getInterpolationTypeAsString=()=&gt;sn.enumToString(ob,t.interpolationType),[&quot;useGradientOpacity&quot;,&quot;scalarOpacityUnitDistance&quot;,&quot;gradientOpacityMinimumValue&quot;,&quot;gradientOpacityMinimumOpacity&quot;,&quot;gradientOpacityMaximumValue&quot;,&quot;gradientOpacityMaximumOpacity&quot;,&quot;opacityMode&quot;,&quot;forceNearestInterpolation&quot;].forEach((n=&gt;{const r=sn.capitalize(n);e[`set${r}`]=(r,o)=&gt;t.componentData[r][`${n}`]!==o&amp;&amp;(t.componentData[r][`${n}`]=o,e.modified(),!0)})),[&quot;useGradientOpacity&quot;,&quot;scalarOpacityUnitDistance&quot;,&quot;gradientOpacityMinimumValue&quot;,&quot;gradientOpacityMinimumOpacity&quot;,&quot;gradientOpacityMaximumValue&quot;,&quot;gradientOpacityMaximumOpacity&quot;,&quot;opacityMode&quot;,&quot;forceNearestInterpolation&quot;].forEach((n=&gt;{const r=sn.capitalize(n);e[`get${r}`]=e=&gt;t.componentData[e][`${n}`]})),e.setAverageIPScalarRange=(t,n)=&gt;{console.warn(&quot;setAverageIPScalarRange is deprecated use setIpScalarRange&quot;),e.setIpScalarRange(t,n)},e.getFilterModeAsString=()=&gt;sn.enumToString(ib,t.filterMode),e.setFilterModeToOff=()=&gt;{e.setFilterMode(ib.OFF)},e.setFilterModeToNormalized=()=&gt;{e.setFilterMode(ib.NORMALIZED)},e.setFilterModeToRaw=()=&gt;{e.setFilterMode(ib.RAW)},e.setGlobalIlluminationReach=e=&gt;n.setGlobalIlluminationReach(Ra(e,0,1)),e.setVolumetricScatteringBlending=e=&gt;n.setVolumetricScatteringBlending(Ra(e,0,1)),e.setAnisotropy=e=&gt;n.setAnisotropy(Ra(e,-.99,.99)),e.setLAOKernelSize=e=&gt;n.setLAOKernelSize(Ro(Ra(e,1,32))),e.setLAOKernelRadius=e=&gt;n.setLAOKernelRadius(e&gt;=1?e:1)}(e,t)}var ub={newInstance:sn.newInstance(cb,&quot;vtkVolumeProperty&quot;),extend:cb,...mg};const db={mapper:null};function pb(e,t,n={}){Object.assign(t,db,n),ts.extend(e,t,n),t.boundsMTime={},sn.obj(t.boundsMTime),sn.setGet(e,t,[&quot;mapper&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkVolume&quot;),e.getVolumes=()=&gt;[e],e.makeProperty=ub.newInstance,e.getRedrawMTime=()=&gt;{let e=t.mtime;if(null!==t.mapper){let n=t.mapper.getMTime();e=n&gt;e?n:e,null!==t.mapper.getInput()&amp;&amp;(t.mapper.getInputAlgorithm().update(),n=t.mapper.getInput().getMTime(),e=n&gt;e?n:e)}return e}}(e,t)}var fb={newInstance:sn.newInstance(pb,&quot;vtkVolume&quot;),extend:pb};const{BlendMode:gb}=vg;const mb=[&quot;getAnisotropy&quot;,&quot;getComputeNormalFromOpacity&quot;,&quot;getFilterMode&quot;,&quot;getFilterModeAsString&quot;,&quot;getGlobalIlluminationReach&quot;,&quot;getIpScalarRange&quot;,&quot;getIpScalarRangeByReference&quot;,&quot;getLAOKernelRadius&quot;,&quot;getLAOKernelSize&quot;,&quot;getLocalAmbientOcclusion&quot;,&quot;getPreferSizeOverAccuracy&quot;,&quot;getVolumetricScatteringBlending&quot;,&quot;setAnisotropy&quot;,&quot;setAverageIPScalarRange&quot;,&quot;setComputeNormalFromOpacity&quot;,&quot;setFilterMode&quot;,&quot;setFilterModeToNormalized&quot;,&quot;setFilterModeToOff&quot;,&quot;setFilterModeToRaw&quot;,&quot;setGlobalIlluminationReach&quot;,&quot;setIpScalarRange&quot;,&quot;setIpScalarRangeFrom&quot;,&quot;setLAOKernelRadius&quot;,&quot;setLAOKernelSize&quot;,&quot;setLocalAmbientOcclusion&quot;,&quot;setPreferSizeOverAccuracy&quot;,&quot;setVolumetricScatteringBlending&quot;],hb={createRadonTransferFunction:function(e,t,n,r,o){let a=null;return o?(a=o,a.removeAllPoints()):a=rb.newInstance(),a.addPointLong(-1024,0,1,1),a.addPoint(e,t),a.addPoint(n,r),a}};function vb(e,t,n={}){Object.assign(t,(e=&gt;({bounds:[...Hi.INIT_BOUNDS],sampleDistance:1,imageSampleDistance:1,maximumSamplesPerRay:1e3,autoAdjustSampleDistances:!0,initialInteractionScale:1,interactionSampleDistanceFactor:1,blendMode:gb.COMPOSITE_BLEND,volumeShadowSamplingDistFactor:5,colorTextureWidth:1024,opacityTextureWidth:1024,labelOutlineTextureWidth:1024,...e}))(n)),Ls.extend(e,t,n),sn.setGet(e,t,[&quot;sampleDistance&quot;,&quot;imageSampleDistance&quot;,&quot;maximumSamplesPerRay&quot;,&quot;autoAdjustSampleDistances&quot;,&quot;initialInteractionScale&quot;,&quot;interactionSampleDistanceFactor&quot;,&quot;blendMode&quot;,&quot;volumeShadowSamplingDistFactor&quot;,&quot;colorTextureWidth&quot;,&quot;opacityTextureWidth&quot;,&quot;labelOutlineTextureWidth&quot;]),sn.event(e,t,&quot;lightingActivated&quot;),function(e,t){t.classHierarchy.push(&quot;vtkVolumeMapper&quot;);const n={...e};e.computeBounds=()=&gt;{const n=e.getInputData();n?(t.static||e.update(),Hi.setBounds(t.bounds,n.getBounds())):Hi.reset(t.bounds)},e.setBlendModeToComposite=()=&gt;{e.setBlendMode(gb.COMPOSITE_BLEND)},e.setBlendModeToMaximumIntensity=()=&gt;{e.setBlendMode(gb.MAXIMUM_INTENSITY_BLEND)},e.setBlendModeToMinimumIntensity=()=&gt;{e.setBlendMode(gb.MINIMUM_INTENSITY_BLEND)},e.setBlendModeToAverageIntensity=()=&gt;{e.setBlendMode(gb.AVERAGE_INTENSITY_BLEND)},e.setBlendModeToAdditiveIntensity=()=&gt;{e.setBlendMode(gb.ADDITIVE_INTENSITY_BLEND)},e.setBlendModeToRadonTransform=()=&gt;{e.setBlendMode(gb.RADON_TRANSFORM_BLEND)},e.getBlendModeAsString=()=&gt;sn.enumToString(gb,t.blendMode),e.setVolumeShadowSamplingDistFactor=e=&gt;n.setVolumeShadowSamplingDistFactor(e&gt;=1?e:1),mb.forEach((t=&gt;{e[t]=()=&gt;{throw new Error(`The method &quot;volumeMapper.${t}()&quot; doesn&#x27;t exist anymore. It is a rendering property that has been moved to the volume property. Replace your code with:\\nvolumeActor.getProperty().${t}()\\n`)}}))}(e,t)}var Tb={newInstance:sn.newInstance(vb,&quot;vtkVolumeMapper&quot;),extend:vb,...hb};const{InterpolationType:xb}=jf,{vtkErrorMacro:yb}=sn;function bb(e,t,n={}){if(Object.assign(t,(e=&gt;({independentComponents:!1,interpolationType:xb.LINEAR,colorWindow:255,colorLevel:127.5,ambient:1,diffuse:0,opacity:1,useLookupTableScalarRange:!1,useLabelOutline:!1,labelOutlineThickness:[1],labelOutlineOpacity:1,updatedExtents:[],...e}))(n)),sn.obj(e,t),!t.componentData){t.componentData=[];for(let e=0;e&lt;4;e++)t.componentData.push({rGBTransferFunction:null,piecewiseFunction:null,componentWeight:1})}sn.setGet(e,t,[&quot;independentComponents&quot;,&quot;interpolationType&quot;,&quot;colorWindow&quot;,&quot;colorLevel&quot;,&quot;ambient&quot;,&quot;diffuse&quot;,&quot;opacity&quot;,&quot;useLookupTableScalarRange&quot;,&quot;useLabelOutline&quot;,&quot;labelOutlineOpacity&quot;,&quot;updatedExtents&quot;]),sn.setGetArray(e,t,[&quot;labelOutlineThickness&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkImageProperty&quot;),e.getMTime=()=&gt;{let e,n=t.mtime;for(let r=0;r&lt;4;r++)t.componentData[r].rGBTransferFunction&amp;&amp;(e=t.componentData[r].rGBTransferFunction.getMTime(),n=n&gt;e?n:e),t.componentData[r].piecewiseFunction&amp;&amp;(e=t.componentData[r].piecewiseFunction.getMTime(),n=n&gt;e?n:e);return n},e.setRGBTransferFunction=(n=0,r=null)=&gt;{let o=n,a=r;return Number.isInteger(n)||(a=n,o=0),t.componentData[o].rGBTransferFunction!==a&amp;&amp;(t.componentData[o].rGBTransferFunction=a,e.modified(),!0)},e.getRGBTransferFunction=(e=0)=&gt;t.componentData[e].rGBTransferFunction,e.setPiecewiseFunction=(n=0,r=null)=&gt;{let o=n,a=r;return Number.isInteger(n)||(a=n,o=0),t.componentData[o].piecewiseFunction!==a&amp;&amp;(t.componentData[o].piecewiseFunction=a,e.modified(),!0)},e.getPiecewiseFunction=(e=0)=&gt;t.componentData[e].piecewiseFunction,e.setScalarOpacity=(t=0,n=null)=&gt;{let r=t,o=n;return Number.isInteger(t)||(o=t,r=0),e.setPiecewiseFunction(r,o)},e.getScalarOpacity=(t=0)=&gt;e.getPiecewiseFunction(t),e.setComponentWeight=(n=0,r=1)=&gt;{if(n&lt;0||n&gt;=4)return yb(&quot;Invalid index&quot;),!1;const o=Math.min(1,Math.max(0,r));return t.componentData[n].componentWeight!==o&amp;&amp;(t.componentData[n].componentWeight=o,e.modified(),!0)},e.getComponentWeight=(e=0)=&gt;e&lt;0||e&gt;=4?(yb(&quot;Invalid index&quot;),0):t.componentData[e].componentWeight,e.setInterpolationTypeToNearest=()=&gt;e.setInterpolationType(xb.NEAREST),e.setInterpolationTypeToLinear=()=&gt;e.setInterpolationType(xb.LINEAR),e.getInterpolationTypeAsString=()=&gt;sn.enumToString(xb,t.interpolationType)}(e,t)}var Ab={newInstance:sn.newInstance(bb,&quot;vtkImageProperty&quot;),extend:bb};const Cb={mapper:null,forceOpaque:!1,forceTranslucent:!1};function Sb(e,t,n={}){Object.assign(t,Cb,n),ts.extend(e,t,n),t.boundsMTime={},sn.obj(t.boundsMTime),sn.setGet(e,t,[&quot;mapper&quot;,&quot;forceOpaque&quot;,&quot;forceTranslucent&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkImageSlice&quot;),e.getActors=()=&gt;e,e.getImages=()=&gt;e,e.getIsOpaque=()=&gt;{if(t.forceOpaque)return!0;if(t.forceTranslucent)return!1;t.properties[0]||e.getProperty();let n=t.properties[0].getOpacity()&gt;=1;return n=n&amp;&amp;(!t.mapper||t.mapper.getIsOpaque()),n},e.hasTranslucentPolygonalGeometry=()=&gt;!1,e.makeProperty=Ab.newInstance,e.getBoundsForSlice=(n,r)=&gt;{const o=t.mapper.getBoundsForSlice(n,r);if(!Hi.isValid(o))return o;e.computeMatrix();const a=new Float64Array(16);return y(a,t.matrix),Hi.transformBounds(o,a)},e.getMinXBound=()=&gt;e.getBoundsByReference()[0],e.getMaxXBound=()=&gt;e.getBoundsByReference()[1],e.getMinYBound=()=&gt;e.getBoundsByReference()[2],e.getMaxYBound=()=&gt;e.getBoundsByReference()[3],e.getMinZBound=()=&gt;e.getBoundsByReference()[4],e.getMaxZBound=()=&gt;e.getBoundsByReference()[5],e.getRedrawMTime=()=&gt;{let e=t.mtime;if(null!==t.mapper){let n=t.mapper.getMTime();e=n&gt;e?n:e,null!==t.mapper.getInput()&amp;&amp;(t.mapper.getInputAlgorithm().update(),n=t.mapper.getInput().getMTime(),e=n&gt;e?n:e)}return t.properties.forEach((t=&gt;{e=Math.max(e,t.getMTime());const n=t.getRGBTransferFunction();null!==n&amp;&amp;(e=Math.max(e,n.getMTime()))})),e},e.getSupportsSelection=()=&gt;!!t.mapper&amp;&amp;t.mapper.getSupportsSelection()}(e,t)}var Pb={newInstance:sn.newInstance(Sb,&quot;vtkImageSlice&quot;),extend:Sb};const wb={slice:0,customDisplayExtent:[0,0,0,0,0,0],useCustomExtents:!1,backgroundColor:[0,0,0,1],colorTextureWidth:1024,opacityTextureWidth:1024,labelOutlineTextureWidth:1024};var Ib={extend:function(e,t,n={}){Object.assign(t,wb,n),Ls.extend(e,t,n),sn.setGet(e,t,[&quot;slice&quot;,&quot;useCustomExtents&quot;,&quot;colorTextureWidth&quot;,&quot;opacityTextureWidth&quot;,&quot;labelOutlineTextureWidth&quot;]),sn.setGetArray(e,t,[&quot;customDisplayExtent&quot;],6),sn.setGetArray(e,t,[&quot;backgroundColor&quot;],4),function(e,t){t.classHierarchy.push(&quot;vtkAbstractImageMapper&quot;),e.getIsOpaque=()=&gt;!0,e.getCurrentImage=()=&gt;null,e.getBoundsForSlice=()=&gt;(sn.vtkErrorMacro(&quot;vtkAbstractImageMapper.getBoundsForSlice - NOT IMPLEMENTED&quot;),Ga())}(e,t)}};function Ob(e,t,n){const r=n.getCurrentImage(),o=r.getExtent(),a=[o[0],o[2],o[4]],{ijkMode:i}=n.getClosestIJKAxis();let s=n.isA(&quot;vtkImageArrayMapper&quot;)?n.getSubSlice():n.getSlice();i!==n.getSlicingMode()&amp;&amp;(s=n.getSliceAtPosition(s)),a[i]+=s;const l=[0,0,0];r.indexToWorld(a,l),a[i]+=1;const c=[0,0,0];r.indexToWorld(a,c),c[0]-=l[0],c[1]-=l[1],c[2]-=l[2],te(c,c);const u=ai.intersectWithLine(e,t,l,c);if(u.intersection){const e=u.x,t=[0,0,0];return r.worldToIndex(e,t),{t:u.t,absoluteIJK:t}}return null}const{staticOffsetAPI:Rb,otherStaticMethods:Mb}=Ll,{SlicingMode:Db}=Qf;function Eb(e,t){function n(){let n;switch(t.slicingMode){case Db.X:n=0;break;case Db.Y:n=1;break;case Db.Z:n=2;break;default:return void(t.closestIJKAxis={ijkMode:t.slicingMode,flip:!1})}const r=Ua(e.getCurrentImage().getDirection());let o=0;for(;o&lt;3&amp;&amp;0===r[n+3*o];++o);const a=r[n+3*o]&lt;0;t.closestIJKAxis={ijkMode:o,flip:a}}t.classHierarchy.push(&quot;vtkImageMapper&quot;),e.getSliceAtPosition=n=&gt;{const r=e.getCurrentImage();let o;if(3===n.length)o=n;else if(Number.isFinite(n)){const e=r.getBounds();switch(t.slicingMode){case Db.X:o=[n,(e[3]+e[2])/2,(e[5]+e[4])/2];break;case Db.Y:o=[(e[1]+e[0])/2,n,(e[5]+e[4])/2];break;case Db.Z:o=[(e[1]+e[0])/2,(e[3]+e[2])/2,n]}}const a=[0,0,0];r.worldToIndex(o,a);const i=r.getExtent(),{ijkMode:s}=e.getClosestIJKAxis();let l=0;switch(s){case Db.I:l=Ra(a[0],i[0],i[1]);break;case Db.J:l=Ra(a[1],i[2],i[3]);break;case Db.K:l=Ra(a[2],i[4],i[5]);break;default:return 0}return l},e.setSliceFromCamera=n=&gt;{const r=n.getFocalPoint();switch(t.slicingMode){case Db.I:case Db.J:case Db.K:{const t=e.getSliceAtPosition(r);e.setSlice(t)}break;case Db.X:e.setSlice(r[0]);break;case Db.Y:e.setSlice(r[1]);break;case Db.Z:e.setSlice(r[2])}},e.setXSlice=t=&gt;{e.setSlicingMode(Db.X),e.setSlice(t)},e.setYSlice=t=&gt;{e.setSlicingMode(Db.Y),e.setSlice(t)},e.setZSlice=t=&gt;{e.setSlicingMode(Db.Z),e.setSlice(t)},e.setISlice=t=&gt;{e.setSlicingMode(Db.I),e.setSlice(t)},e.setJSlice=t=&gt;{e.setSlicingMode(Db.J),e.setSlice(t)},e.setKSlice=t=&gt;{e.setSlicingMode(Db.K),e.setSlice(t)},e.getSlicingModeNormal=()=&gt;{const n=[0,0,0],r=e.getCurrentImage().getDirection();switch(t.slicingMode){case Db.X:n[0]=1;break;case Db.Y:n[1]=1;break;case Db.Z:n[2]=1;break;case Db.I:$o(r,[1,0,0],n);break;case Db.J:$o(r,[0,1,0],n);break;case Db.K:$o(r,[0,0,1],n)}return n},e.setSlicingMode=r=&gt;{t.slicingMode!==r&amp;&amp;(t.slicingMode=r,e.getCurrentImage()&amp;&amp;n(),e.modified())},e.getClosestIJKAxis=()=&gt;(void 0!==t.closestIJKAxis&amp;&amp;t.closestIJKAxis.ijkMode!==Db.NONE||!e.getCurrentImage()||n(),t.closestIJKAxis),e.computeBounds=()=&gt;{const n=e.getCurrentImage();if(!n)return void Hi.reset(t.bounds);if(!t.useCustomExtents)return void Hi.setBounds(t.bounds,n.getBounds());const r=t.customDisplayExtent.slice(),{ijkMode:o}=e.getClosestIJKAxis();let a=t.slice;switch(o!==t.slicingMode&amp;&amp;(a=e.getSliceAtPosition(t.slice)),o){case Db.I:r[0]=a,r[1]=a;break;case Db.J:r[2]=a,r[3]=a;break;case Db.K:r[4]=a,r[5]=a}Hi.setBounds(t.bounds,n.extentToBounds(r))},e.getBoundsForSlice=(n=t.slice,r=0)=&gt;{const o=e.getCurrentImage();if(!o)return Ga();const a=o.getSpatialExtent(),{ijkMode:i}=e.getClosestIJKAxis();let s=n;switch(i!==t.slicingMode&amp;&amp;(s=e.getSliceAtPosition(n)),i){case Db.I:a[0]=s-r,a[1]=s+r;break;case Db.J:a[2]=s-r,a[3]=s+r;break;case Db.K:a[4]=s-r,a[5]=s+r}return o.extentToBounds(a)},e.intersectWithLineForPointPicking=(t,n)=&gt;function(e,t,n){const r=Ob(e,t,n);if(r){const e=n.getCurrentImage().getExtent(),t=[Math.round(r.absoluteIJK[0]),Math.round(r.absoluteIJK[1]),Math.round(r.absoluteIJK[2])];return t[0]&lt;e[0]||t[0]&gt;e[1]||t[1]&lt;e[2]||t[1]&gt;e[3]||t[2]&lt;e[4]||t[2]&gt;e[5]?null:{t:r.t,ijk:t}}return null}(t,n,e),e.intersectWithLineForCellPicking=(t,n)=&gt;function(e,t,n){const r=Ob(e,t,n);if(r){const e=n.getCurrentImage().getExtent(),t=r.absoluteIJK,o=[Math.floor(t[0]),Math.floor(t[1]),Math.floor(t[2])];if(o[0]&lt;e[0]||o[0]&gt;e[1]-1||o[1]&lt;e[2]||o[1]&gt;e[3]-1||o[2]&lt;e[4]||o[2]&gt;(e[5]?e[5]-1:e[5]))return null;const a=[t[0]-o[0],t[1]-o[1],t[2]-o[2]];return{t:r.t,ijk:o,pCoords:a}}return null}(t,n,e),e.getCurrentImage=()=&gt;e.getInputData()}const Vb={slicingMode:Db.NONE,closestIJKAxis:{ijkMode:Db.NONE,flip:!1},renderToRectangle:!1,sliceAtFocalPoint:!1,preferSizeOverAccuracy:!1};function Lb(e,t,n={}){Object.assign(t,Vb,n),Ib.extend(e,t,n),sn.get(e,t,[&quot;slicingMode&quot;]),sn.setGet(e,t,[&quot;closestIJKAxis&quot;,&quot;renderToRectangle&quot;,&quot;sliceAtFocalPoint&quot;,&quot;preferSizeOverAccuracy&quot;]),Ll.implementCoincidentTopologyMethods(e,t),Eb(e,t)}var Bb={newInstance:sn.newInstance(Lb,&quot;vtkImageMapper&quot;),extend:Lb,...Rb,...Mb,...Qf};const{vtkErrorMacro:Fb}=sn;function Nb(e,t,n,r){e.set(function(e,t){let n=0;return e.map(((e,r)=&gt;r===n?(n+=e+1,e):e+t))}(t,n),r)}const kb={outputPointsPrecision:Us.DEFAULT};function Gb(e,t,n={}){Object.assign(t,kb,n),sn.setGet(e,t,[&quot;outputPointsPrecision&quot;]),sn.obj(e,t),sn.algo(e,t,1,1),function(e,t){t.classHierarchy.push(&quot;vtkAppendPolyData&quot;),e.requestData=(n,r)=&gt;{const o=e.getNumberOfInputPorts();if(!o)return void Fb(&quot;No input specified.&quot;);if(1===o)return void(r[0]=n[0]);const a=r[0]&amp;&amp;n[0]!==r[0]?r[0].initialize():Ru.newInstance();let i=0,s=0,l=1,c=1,u=0,d=0,p=0,f=0,g=!0,m=!0,h=!0;for(let e=0;e&lt;o;e++){const t=n[e];if(!t)continue;const r=t.getPoints().getNumberOfPoints();i+=r,u+=t.getVerts().getNumberOfValues(),d+=t.getLines().getNumberOfValues(),p+=t.getStrips().getNumberOfValues(),f+=t.getPolys().getNumberOfValues(),r&amp;&amp;(c&amp;&amp;(c=0,s=t.getPoints().getDataType()),l=t.getPoints().getDataType(),s=s&gt;l?s:l);const o=t.getPointData();o?(g=g&amp;&amp;null!==o.getNormals(),m=m&amp;&amp;null!==o.getTCoords(),h=h&amp;&amp;null!==o.getScalars()):(g=!1,m=!1,h=!1)}t.outputPointsPrecision===Us.SINGLE?s=ms.FLOAT:t.outputPointsPrecision===Us.DOUBLE&amp;&amp;(s=ms.DOUBLE);const v=lc.newInstance({dataType:s});v.setNumberOfPoints(i);const T=v.getData(),x=new Uint32Array(u),y=new Uint32Array(d),b=new Uint32Array(p),A=new Uint32Array(f);let C=null,S=null,P=null;const w=n[o-1];if(g){const e=w.getPointData().getNormals();C=Is.newInstance({numberOfComponents:3,numberOfTuples:i,size:3*i,dataType:e.getDataType(),name:e.getName()})}if(m){const e=w.getPointData().getTCoords();S=Is.newInstance({numberOfComponents:2,numberOfTuples:i,size:2*i,dataType:e.getDataType(),name:e.getName()})}if(h){const e=w.getPointData().getScalars();P=Is.newInstance({numberOfComponents:e.getNumberOfComponents(),numberOfTuples:i,size:i*e.getNumberOfComponents(),dataType:e.getDataType(),name:e.getName()})}i=0,u=0,d=0,p=0,f=0;for(let e=0;e&lt;o;e++){const t=n[e];T.set(t.getPoints().getData(),3*i),Nb(x,t.getVerts().getData(),i,u),u+=t.getVerts().getNumberOfValues(),Nb(y,t.getLines().getData(),i,d),d+=t.getLines().getNumberOfValues(),Nb(b,t.getStrips().getData(),i,p),p+=t.getStrips().getNumberOfValues(),Nb(A,t.getPolys().getData(),i,f),f+=t.getPolys().getNumberOfValues();const r=t.getPointData();if(g){const e=r.getNormals();C.getData().set(e.getData(),3*i)}if(m){const e=r.getTCoords();S.getData().set(e.getData(),2*i)}if(h){const e=r.getScalars();P.getData().set(e.getData(),i*P.getNumberOfComponents())}i+=t.getPoints().getNumberOfPoints()}a.setPoints(v),a.getVerts().setData(x),a.getLines().setData(y),a.getStrips().setData(b),a.getPolys().setData(A),C&amp;&amp;a.getPointData().setNormals(C),S&amp;&amp;a.getPointData().setTCoords(S),P&amp;&amp;a.getPointData().setScalars(P),r[0]=a}}(e,t)}var Ub={newInstance:sn.newInstance(Gb,&quot;vtkAppendPolyData&quot;),extend:Gb};const _b={height:1,radius:.5,resolution:6,center:[0,0,0],direction:[1,0,0],capping:!0,pointType:&quot;Float64Array&quot;};function Kb(e,t,n={}){Object.assign(t,_b,n),sn.obj(e,t),sn.setGet(e,t,[&quot;height&quot;,&quot;radius&quot;,&quot;resolution&quot;,&quot;capping&quot;]),sn.setGetArray(e,t,[&quot;center&quot;,&quot;direction&quot;],3),sn.algo(e,t,0,1),function(e,t){t.classHierarchy.push(&quot;vtkConeSource&quot;),e.requestData=(e,n)=&gt;{const r=2*Math.PI/t.resolution,o=-t.height/2,a=t.resolution+1,i=4*t.resolution+1+t.resolution;let s=0;const l=sn.newTypedArray(t.pointType,3*a);let c=0;const u=new Uint32Array(i);l[0]=t.height/2,l[1]=0,l[2]=0,t.capping&amp;&amp;(u[c++]=t.resolution);for(let e=0;e&lt;t.resolution;e++)s++,l[3*s+0]=o,l[3*s+1]=t.radius*Math.cos(e*r),l[3*s+2]=t.radius*Math.sin(e*r),t.capping&amp;&amp;(u[t.resolution-c+++1]=s);for(let e=0;e&lt;t.resolution;e++)u[c++]=3,u[c++]=0,u[c++]=e+1,u[c++]=e+2&gt;t.resolution?1:e+2;Of.buildFromRadian().translate(...t.center).rotateFromDirections([1,0,0],t.direction).apply(l);const d=n[0]?.initialize()||Ru.newInstance();d.getPoints().setData(l,3),d.getPolys().setData(u,1),n[0]=d}}(e,t)}var zb={newInstance:sn.newInstance(Kb,&quot;vtkConeSource&quot;),extend:Kb};const Wb={height:1,initAngle:0,radius:1,resolution:6,center:[0,0,0],direction:[0,1,0],capping:!0,pointType:&quot;Float64Array&quot;};function Hb(e,t,n={}){Object.assign(t,Wb,n),sn.obj(e,t),sn.setGet(e,t,[&quot;height&quot;,&quot;initAngle&quot;,&quot;otherRadius&quot;,&quot;radius&quot;,&quot;resolution&quot;,&quot;capping&quot;]),sn.setGetArray(e,t,[&quot;center&quot;,&quot;direction&quot;],3),sn.algo(e,t,0,1),function(e,t){t.classHierarchy.push(&quot;vtkCylinderSource&quot;),e.requestData=(e,n)=&gt;{const r=2*Math.PI/t.resolution;let o=2*t.resolution,a=5*t.resolution;t.capping&amp;&amp;(o=4*t.resolution,a=7*t.resolution+2);const i=sn.newTypedArray(t.pointType,3*o);let s=0;const l=new Uint32Array(a),c=new Float32Array(3*o),u=Is.newInstance({numberOfComponents:3,values:c,name:&quot;Normals&quot;}),d=new Float32Array(2*o),p=Is.newInstance({numberOfComponents:2,values:d,name:&quot;TCoords&quot;}),f=[0,0,0],g=[0,0,0],m=[0,0,0],h=[0,0,0],v=[0,0],T=[0,0],x=null==t.otherRadius?t.radius:t.otherRadius;for(let e=0;e&lt;t.resolution;e++){f[0]=Math.cos(e*r+t.initAngle),g[0]=f[0],m[0]=t.radius*f[0]+t.center[0],h[0]=m[0],v[0]=Math.abs(2*e/t.resolution-1),T[0]=v[0],m[1]=.5*t.height+t.center[1],h[1]=-.5*t.height+t.center[1],v[1]=0,T[1]=1,f[2]=-Math.sin(e*r+t.initAngle),g[2]=f[2],m[2]=x*f[2]+t.center[2],h[2]=m[2];const n=2*e;for(let e=0;e&lt;3;e++)c[3*n+e]=f[e],c[3*(n+1)+e]=g[e],i[3*n+e]=m[e],i[3*(n+1)+e]=h[e],e&lt;2&amp;&amp;(d[2*n+e]=v[e],d[2*(n+1)+e]=T[e])}for(let e=0;e&lt;t.resolution;e++){l[s++]=4,l[s++]=2*e,l[s++]=2*e+1;const n=(2*e+3)%(2*t.resolution);l[s++]=n,l[s++]=n-1}if(t.capping){for(let e=0;e&lt;t.resolution;e++){m[0]=t.radius*Math.cos(e*r+t.initAngle),h[0]=m[0],v[0]=m[0],T[0]=m[0],m[0]+=t.center[0],h[0]+=t.center[0],f[1]=1,g[1]=-1,m[1]=.5*t.height+t.center[1],h[1]=-.5*t.height+t.center[1],m[2]=-x*Math.sin(e*r+t.initAngle),h[2]=m[2],v[1]=m[2],T[1]=m[2],m[2]+=t.center[2],h[2]+=t.center[2];const n=2*t.resolution+e,o=3*t.resolution+t.resolution-e-1;for(let e=0;e&lt;3;e++)c[3*n+e]=f[e],c[3*o+e]=g[e],i[3*n+e]=m[e],i[3*o+e]=h[e],e&lt;2&amp;&amp;(d[2*n+e]=v[e],d[2*o+e]=T[e])}l[s++]=t.resolution;for(let e=0;e&lt;t.resolution;e++)l[s++]=2*t.resolution+e;l[s++]=t.resolution;for(let e=0;e&lt;t.resolution;e++)l[s++]=3*t.resolution+e}Of.buildFromRadian().translate(...t.center).rotateFromDirections([0,1,0],t.direction).translate(...t.center.map((e=&gt;-1*e))).apply(i);const y=n[0]?.initialize()||Ru.newInstance();y.getPoints().setData(i,3),y.getPolys().setData(l,1),y.getPointData().setNormals(u),y.getPointData().setTCoords(p),n[0]=y}}(e,t)}var jb={newInstance:sn.newInstance(Hb,&quot;vtkCylinderSource&quot;),extend:Hb};const Xb={tipResolution:6,tipRadius:.1,tipLength:.35,shaftResolution:6,shaftRadius:.03,invert:!1,direction:[1,0,0],pointType:&quot;Float64Array&quot;};function qb(e,t,n={}){Object.assign(t,Xb,n),sn.obj(e,t),sn.setGet(e,t,[&quot;tipResolution&quot;,&quot;tipRadius&quot;,&quot;tipLength&quot;,&quot;shaftResolution&quot;,&quot;shaftRadius&quot;,&quot;invert&quot;]),sn.setGetArray(e,t,[&quot;direction&quot;],3),sn.algo(e,t,0,1),function(e,t){t.classHierarchy.push(&quot;vtkArrowSource&quot;),e.requestData=(e,n)=&gt;{const r=jb.newInstance({capping:!0});r.setResolution(t.shaftResolution),r.setRadius(t.shaftRadius),r.setHeight(1-t.tipLength),r.setCenter(0,.5*(1-t.tipLength),0);const o=r.getOutputData(),a=o.getPoints().getData(),i=o.getPointData().getNormals().getData();Of.buildFromDegree().rotateZ(-90).apply(a).apply(i);const s=zb.newInstance();s.setResolution(t.tipResolution),s.setHeight(t.tipLength),s.setRadius(t.tipRadius);const l=s.getOutputData(),c=l.getPoints().getData();Of.buildFromRadian().translate(1-.5*t.tipLength,0,0).apply(c);const u=Ub.newInstance();u.setInputData(o),u.addInputData(l);const d=u.getOutputData(),p=d.getPoints().getData();Of.buildFromRadian().translate(.5*t.tipLength-.5,0,0).apply(p),t.invert?(Of.buildFromRadian().rotateFromDirections([1,0,0],t.direction).scale(-1,-1,-1).apply(p),n[0]=d):(Of.buildFromRadian().rotateFromDirections([1,0,0],t.direction).scale(1,1,1).apply(p),n[0]=u.getOutputData())}}(e,t)}var Yb={newInstance:sn.newInstance(qb,&quot;vtkArrowSource&quot;),extend:qb};function Jb(e){const t=e.getPoints().getBounds(),n=[.5*-(t[0]+t[1]),.5*-(t[2]+t[3]),.5*-(t[4]+t[5])];Of.buildFromDegree().translate(...n).apply(e.getPoints().getData())}function Zb(e,t,n=!1){const r=e.getPoints().getBounds(),o=[0,0,0];o[t]=n?-r[2*t+1]:-r[2*t],Of.buildFromDegree().translate(...o).apply(e.getPoints().getData())}function Qb(e,t,n,r){const o=e.getPoints().getData().length,a=new Uint8ClampedArray(o);let i=0;for(;i&lt;o;)a[i++]=t,a[i++]=n,a[i++]=r;e.getPointData().setScalars(Is.newInstance({name:&quot;color&quot;,numberOfComponents:3,values:a}))}function $b(e,t,n={}){fs.extend(e,t,function(e){return{config:{recenter:!0,tipResolution:60,tipRadius:.1,tipLength:.2,shaftResolution:60,shaftRadius:.03,invert:!1,...e?.config},xConfig:{color:[255,0,0],invert:!1,...e?.xConfig},yConfig:{color:[255,255,0],invert:!1,...e?.yConfig},zConfig:{color:[0,128,0],invert:!1,...e?.zConfig}}}(n)),sn.setGet(e,t,[&quot;config&quot;,&quot;xConfig&quot;,&quot;yConfig&quot;,&quot;zConfig&quot;]),function(e,t){t.classHierarchy.push(&quot;vtkAxesActor&quot;);const n=Ql.newInstance();e.setMapper(n),e.update=()=&gt;{let e={...t.config,...t.xConfig};const r=Yb.newInstance({direction:[1,0,0],...e}).getOutputData();t.config.recenter?Jb(r):Zb(r,0,e.invert),Qb(r,...e.color),e={...t.config,...t.yConfig};const o=Yb.newInstance({direction:[0,1,0],...e}).getOutputData();t.config.recenter?Jb(o):Zb(o,1,e.invert),Qb(o,...e.color),e={...t.config,...t.zConfig};const a=Yb.newInstance({direction:[0,0,1],...e}).getOutputData();t.config.recenter?Jb(a):Zb(a,2,e.invert),Qb(a,...e.color);const i=Ub.newInstance();i.setInputData(r),i.addInputData(o),i.addInputData(a),n.setInputConnection(i.getOutputPort())},e.update();const r=sn.debounce(e.update,0);e.setXAxisColor=t=&gt;e.setXConfig({...e.getXConfig(),color:t}),e.setYAxisColor=t=&gt;e.setYConfig({...e.getYConfig(),color:t}),e.setZAxisColor=t=&gt;e.setZConfig({...e.getZConfig(),color:t}),e.getXAxisColor=()=&gt;t.getXConfig().color,e.getYAxisColor=()=&gt;t.getYConfig().color,e.getZAxisColor=()=&gt;t.getZConfig().color,t._onConfigChanged=r,t._onXConfigChanged=r,t._onYConfigChanged=r,t._onZConfigChanged=r}(e,t)}var eA={newInstance:sn.newInstance($b,&quot;vtkAxesActor&quot;),extend:$b};const tA=&quot;resetcamera&quot;,nA=&quot;orientation&quot;,rA={MODE_RESET_CAMERA:tA,MODE_ORIENTATION:nA,MODE_SAME:&quot;same&quot;};function oA(e,t){t.classHierarchy.push(&quot;vtkCameraSynchronizer&quot;);const n=new Float64Array(9),r=new Float64Array(3),o=[];function a(){for(;o.length;)o.pop().unsubscribe();if(!t.srcRenderer||!t.dstRenderer)return;const n=t.srcRenderer.getActiveCamera(),r=t.srcRenderer.getRenderWindow().getInteractor();o.push(n.onModified((()=&gt;{r.isAnimating()||e.update()}))),o.push(r.onAnimation(e.update)),o.push(r.onEndAnimation(e.update))}t._onSrcRendererChanged=a,t._onDstRendererChanged=a,e.update=()=&gt;{if(!t.active||!t.srcRenderer||!t.dstRenderer)return;const e=t.srcRenderer.getActiveCamera(),o=t.dstRenderer.getActiveCamera(),a=function(e,t,r){return(n[0]!==e[0]||n[1]!==e[1]||n[2]!==e[2]||n[3]!==t[0]||n[4]!==t[1]||n[5]!==t[2]||n[6]!==r[0]||n[7]!==r[1]||n[8]!==r[2])&amp;&amp;(n[0]=e[0],n[1]=e[1],n[2]=e[2],n[3]=t[0],n[4]=t[1],n[5]=t[2],n[6]=r[0],n[7]=r[1],n[8]=r[2],n)}(e.getReferenceByName(&quot;position&quot;),e.getReferenceByName(&quot;focalPoint&quot;),e.getReferenceByName(&quot;viewUp&quot;));a&amp;&amp;(t.mode===nA?(r[0]=a[0]-a[3],r[1]=a[1]-a[4],r[2]=a[2]-a[5],jo(r),o.setPosition(t.focalPoint[0]+t.distance*r[0],t.focalPoint[1]+t.distance*r[1],t.focalPoint[2]+t.distance*r[2]),o.setFocalPoint(t.focalPoint[0],t.focalPoint[1],t.focalPoint[2]),o.setViewUp(a[6],a[7],a[8])):(o.setPosition(a[0],a[1],a[2]),o.setFocalPoint(a[3],a[4],a[5]),o.setViewUp(a[6],a[7],a[8])),t.mode===tA&amp;&amp;t.dstRenderer.resetCamera())},e.delete=qt((()=&gt;e.setSrcRenderer(null)),e.delete),a()}const aA={mode:nA,focalPoint:[0,0,0],distance:6.8,active:!0};function iA(e,t,n={}){Object.assign(t,aA,n),Vt(e,t),Gt(e,t,[&quot;mode&quot;,&quot;active&quot;,&quot;srcRenderer&quot;,&quot;dstRenderer&quot;,&quot;distance&quot;]),Kt(e,t,[&quot;focalPoint&quot;],3,0),oA(e,t)}var sA={newInstance:Xt(iA,&quot;vtkCameraSynchronizer&quot;),extend:iA,SynchronizationMode:rA};const lA={};const cA={CameraSync:class{constructor(e,t){this.ctx=e,this.behavior=sA.newInstance(this.getProperties(t)),this.behavior.update()}getProperties({actorBounds:e,srcRenderer:t,dstRenderer:n}){return{distance:3.4*Math.max(e[1]-e[0],e[3]-e[2],e[5]-e[4]),focalPoint:[.5*(e[0]+e[1]),.5*(e[2]+e[3]),.5*(e[4]+e[5])],mode:sA.SynchronizationMode.MODE_ORIENTATION,srcRenderer:this.ctx.getInstance(t),dstRenderer:this.ctx.getInstance(n)}}update(e){this.behavior.set(this.getProperties(e)),this.behavior.update()}delete(){this.behavior.delete()}}};var uA={applyBehaviors:function(e,t,n){const r=e.get(&quot;synchronizedViewId&quot;).synchronizedViewId;if(!t.behaviors||!r)return;lA[r]||(lA[r]={});const 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       "\n",
       "OfflineLocalView.load(container, { base64Str });\n",
       "&lt;/script&gt;\n",
       "  &lt;/body&gt;\n",
       "&lt;/html&gt;\n",
       "\" loading=\"lazy\" style=\"width:100%;height:500px;border:1px solid #ccc;border-radius:8px;\"></iframe></div>"
      ],
      "text/plain": [
       "<IPython.core.display.HTML object>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "  FE spaces: ND dofs = 4192, H1 dofs = 2145, total = 6337\n",
      "  Essential DOFs: ND = 192, H1 = 192, total = 384\n"
     ]
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "  Solving eigenvalue problem (omega = 5.49779, sigma = -33.2482, size = 6337)...\n",
      "  Found 8 modes:\n",
      "    Mode 1: kn = +5.26861102e+00 -0.00000000e+00j <-- selected\n",
      "    Mode 2: kn = +4.51176670e+00 -0.00000000e+00j\n",
      "    Mode 3: kn = +4.51176670e+00 -0.00000000e+00j\n",
      "    Mode 4: kn = +4.22949611e+00 -0.00000000e+00j\n",
      "    Mode 5: kn = +4.22949611e+00 -0.00000000e+00j\n",
      "    Mode 6: kn = +3.23827331e+00 -0.00000000e+00j\n",
      "    Mode 7: kn = +3.23827331e+00 -0.00000000e+00j\n",
      "    Mode 8: kn = +2.83175256e+00 -0.00000000e+00j\n",
      "\n",
      "Numerical modes:\n",
      "  Mode 1: kn= +5.268611 -0.000000j\n",
      "  Mode 2: kn= +4.511767 -0.000000j\n",
      "  Mode 3: kn= +4.511767 -0.000000j\n",
      "  Mode 4: kn= +4.229496 -0.000000j\n",
      "  Mode 5: kn= +4.229496 -0.000000j\n",
      "  Mode 6: kn= +3.238273 -0.000000j\n",
      "  Mode 7: kn= +3.238273 -0.000000j\n",
      "  Mode 8: kn= +2.831753 -0.000000j\n"
     ]
    }
   ],
   "source": [
    "mesh_file = make_rectangular_mesh(\n",
    "    a,\n",
    "    b,\n",
    "    nx=32,\n",
    "    ny=16,\n",
    "    structured=True,\n",
    ")\n",
    "view_mesh(mesh_file)\n",
    "solver = WaveguideModeSolver(mesh_file, order=2, mu_inv=1.0 / mu, eps=eps, pec_bdr=\"all\")\n",
    "results = solver.solve(omega, num_modes=8, mode_idx=1)\n",
    "\n",
    "print(\"\\nNumerical modes:\")\n",
    "for i, kn in enumerate(results[\"kn\"], start=1):\n",
    "    print(f\"  Mode {i}: kn={kn.real:+10.6f}{kn.imag:+10.6f}j\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "eb43ec99",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2026-05-27T20:00:39.086774Z",
     "iopub.status.busy": "2026-05-27T20:00:39.086423Z",
     "iopub.status.idle": "2026-05-27T20:00:41.285461Z",
     "shell.execute_reply": "2026-05-27T20:00:41.284801Z"
    },
    "papermill": {
     "duration": 2.230172,
     "end_time": "2026-05-27T20:00:41.285866+00:00",
     "exception": false,
     "start_time": "2026-05-27T20:00:39.055694+00:00",
     "status": "completed"
    },
    "tags": []
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "  Solving eigenvalue problem (omega = 5.49779, sigma = -33.2482, size = 6337)...\n",
      "  Found 8 modes:\n",
      "    Mode 1: kn = +5.26861102e+00 -0.00000000e+00j <-- selected\n",
      "    Mode 2: kn = +4.51176670e+00 -0.00000000e+00j\n",
      "    Mode 3: kn = +4.51176670e+00 -0.00000000e+00j\n",
      "    Mode 4: kn = +4.22949611e+00 -0.00000000e+00j\n",
      "    Mode 5: kn = +4.22949611e+00 -0.00000000e+00j\n",
      "    Mode 6: kn = +3.23827331e+00 -0.00000000e+00j\n",
      "    Mode 7: kn = +3.23827331e+00 -0.00000000e+00j\n",
      "    Mode 8: kn = +2.83175256e+00 -0.00000000e+00j\n"
     ]
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "  Solving eigenvalue problem (omega = 5.49779, sigma = -33.2482, size = 6337)...\n",
      "  Found 8 modes:\n",
      "    Mode 1: kn = +5.26861102e+00 -0.00000000e+00j\n",
      "    Mode 2: kn = +4.51176670e+00 -0.00000000e+00j <-- selected\n",
      "    Mode 3: kn = +4.51176670e+00 -0.00000000e+00j\n",
      "    Mode 4: kn = +4.22949611e+00 -0.00000000e+00j\n",
      "    Mode 5: kn = +4.22949611e+00 -0.00000000e+00j\n",
      "    Mode 6: kn = +3.23827331e+00 -0.00000000e+00j\n",
      "    Mode 7: kn = +3.23827331e+00 -0.00000000e+00j\n",
      "    Mode 8: kn = +2.83175256e+00 -0.00000000e+00j\n"
     ]
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "  Solving eigenvalue problem (omega = 5.49779, sigma = -33.2482, size = 6337)...\n",
      "  Found 8 modes:\n",
      "    Mode 1: kn = +5.26861102e+00 -0.00000000e+00j\n",
      "    Mode 2: kn = +4.51176670e+00 -0.00000000e+00j\n",
      "    Mode 3: kn = +4.51176670e+00 -0.00000000e+00j <-- selected\n",
      "    Mode 4: kn = +4.22949611e+00 -0.00000000e+00j\n",
      "    Mode 5: kn = +4.22949611e+00 -0.00000000e+00j\n",
      "    Mode 6: kn = +3.23827331e+00 -0.00000000e+00j\n",
      "    Mode 7: kn = +3.23827331e+00 -0.00000000e+00j\n",
      "    Mode 8: kn = +2.83175256e+00 -0.00000000e+00j\n"
     ]
    },
    {
     "data": {
      "image/png": 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",
      "text/plain": [
       "<Figure size 1400x800 with 12 Axes>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "fig, axes = plt.subplots(2, 3, figsize=(14, 8))\n",
    "fig.suptitle(\"Hollow Waveguide First Modes\", fontsize=14)\n",
    "\n",
    "for mode_i in range(3):\n",
    "    r = solver.solve(omega, num_modes=8, mode_idx=mode_i + 1)\n",
    "    X, Y, Ex, Ey, Ez = solver.get_field_on_grid(r[\"Et_vec\"], r[\"En_vec\"], nx=60, ny=30)\n",
    "\n",
    "    Et_mag = np.sqrt(np.abs(Ex) ** 2 + np.abs(Ey) ** 2)\n",
    "    En_mag = np.abs(Ez)\n",
    "\n",
    "    ax = axes[0, mode_i]\n",
    "    im = ax.pcolormesh(X, Y, Et_mag, cmap=\"hot\", shading=\"auto\")\n",
    "    ax.set_title(f\"|Et| mode {mode_i+1}\")\n",
    "    ax.set_aspect(\"equal\")\n",
    "    fig.colorbar(im, ax=ax, fraction=0.046)\n",
    "\n",
    "    ax = axes[1, mode_i]\n",
    "    im = ax.pcolormesh(X, Y, En_mag, cmap=\"hot\", shading=\"auto\")\n",
    "    ax.set_title(f\"|En| mode {mode_i+1}\")\n",
    "    ax.set_aspect(\"equal\")\n",
    "    fig.colorbar(im, ax=ax, fraction=0.046)\n",
    "\n",
    "plt.tight_layout()\n",
    "plt.show()"
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": ".venv",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.12.3"
  },
  "papermill": {
   "default_parameters": {},
   "duration": 5.445503,
   "end_time": "2026-05-27T20:00:41.912857+00:00",
   "environment_variables": {},
   "exception": null,
   "input_path": "docs/examples/hollow_waveguide_modes.ipynb",
   "output_path": "docs/examples/hollow_waveguide_modes.ipynb",
   "parameters": {},
   "start_time": "2026-05-27T20:00:36.467354+00:00",
   "version": "2.7.0"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 5
}