diff --git a/Build/for_bundle/smokeview.html b/Build/for_bundle/smokeview.html
deleted file mode 100644
index 14abf3a36..000000000
--- a/Build/for_bundle/smokeview.html
+++ /dev/null
@@ -1,1858 +0,0 @@
-<!doctype html>
-<html>
-<body>
-<!--***CANVAS
-//HIDE_ON
--->
-<p>
-<button onclick="Reset()">Reset View</button>
-<button onclick="EnterVR()">Enter VR</button>
-<br>
-<button onclick="show_blockages=ShowHide(show_blockages)">blockages</button>
-<button onclick="show_geom=ShowHide(show_geom)">geometry</button>
-<button onclick="show_outlines=ShowHide(show_outlines)">outlines</button><br>
-<button onclick="show_slice_cell=ShowHide(show_slice_cell)">slice(cell centered)</button>
-<button onclick="show_slice_node=ShowHide(show_slice_node)">slice(node centered)</button>
-<button onclick="show_slice_geom=ShowHide(show_slice_geom)">slice(geom)</button>
-<button onclick="show_bndf_node=ShowHide(show_bndf_node)">boundary</button>
-<button onclick="show_part=ShowHide(show_part)">particles</button><br>
-<button onclick="SetTime(-2)"><< </button>
-<button onclick="SetTime(-1)">< </button>
-<button type="button" id="buttonPauseResume" onclick="SetTime(0)">Pause</button>
-<button onclick="SetTime(1)">> </button>
-<button onclick="SetTime(2)">>> </button><br>
-<p><canvas width = "570" height = "570" id = "webSmokeview"></canvas>
-<!--
-//HIDE_OFF -->
-
-<script>
-
-// creating a canvas
-
-         function initWebGL() {
-           canvas = document.getElementById('webSmokeview');
-           gl = canvas.getContext('experimental-webgl');
-           if (!gl) {
-             alert("Your browser does not support webgl");
-             return;
-           }
-           ext_32bit = gl.getExtension('OES_element_index_uint');
-         }
-         initWebGL();
-
-         var show_slice_node=0;
-         var slice_node_file_ready=0;
-
-         var show_slice_cen=0;
-         var slice_cen_file_ready=0;
-
-         var show_slice_geom=0;
-         var slice_geom_file_ready=0;
-
-         var show_bndf_node=0;
-         var bndf_node_file_ready=0;
-
-         var part_file_ready=0;
-         var show_part=0;
-
-         var show_blockages=0;
-         var show_geom=0;
-         var nframes=1;
-
-         var scene_vr = 0;
-
-// defining and storing the geometry
-
-//***VERTS
-//HIDE_ON
-
-// smokeview replaces following ***VERTS line with vertices, colors and indices arrays
-
-         var xcen = 0.5;
-         var ycen = 0.5;
-         var zcen = 0.5;
-         document.getElementById("buttonPauseResume").style.width = "125px";
-
-// blockages
-
-         var vertices_obst_lit = [
-            0.0,0.0,0.0, 0.5,0.0,0.0, 0.5,0.5,0.0, 0.0,0.5,0.0, // bottom
-            0.0,0.0,0.5, 0.5,0.0,0.5, 0.5,0.5,0.5, 0.0,0.5,0.5, // top
-            0.0,0.0,0.0, 0.0,0.5,0.0, 0.0,0.5,0.5, 0.0,0.0,0.5, // left
-            0.5,0.0,0.0, 0.5,0.5,0.0, 0.5,0.5,0.5, 0.5,0.0,0.5, // right
-            0.0,0.0,0.0, 0.0,0.0,0.5, 0.5,0.0,0.5, 0.5,0.0,0.0, // back
-            0.0,0.5,0.0, 0.0,0.5,0.5, 0.5,0.5,0.5, 0.5,0.5,0.0, // front
-         ];
-
-         var normals_obst_lit = [
-            0, 0,-1,  0, 0,-1,  0, 0,-1,  0, 0,-1, // bottom
-            0, 0, 1,  0, 0, 1,  0, 0, 1,  0, 0, 1, // top
-           -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, // left
-            1, 0, 0,  1, 0, 0,  1, 0, 0,  1, 0, 0, // right
-            0,-1, 0,  0,-1, 0,  0,-1, 0,  0,-1, 0, // back
-            0, 1, 0,  0, 1, 0,  0, 1, 0,  0, 1, 0  // front
-         ];
-
-        if(ext_32bit==null){
-           var colors_obst_lit = [
-             1,1,1, 1,1,1, 1,1,1, 1,1,1,
-             0,0,0, 0,0,0, 0,0,0, 0,0,0,
-             1,1,0, 1,1,0, 1,1,0, 1,1,0,
-             1,0,1, 1,0,1, 1,0,1, 1,0,1,
-             1,0,0, 1,0,0, 1,0,0, 1,0,0,
-             0,1,0, 0,1,0, 0,1,0, 0,1,0 
-           ];
-        }
-        else{
-           var colors_obst_lit = [
-             1,1,1, 1,1,1, 1,1,1, 1,1,1,
-             0,0,0, 0,0,0, 0,0,0, 0,0,0,
-             1,1,0, 1,1,0, 1,1,0, 1,1,0,
-             1,0,1, 1,0,1, 1,0,1, 1,0,1,
-             0,0,1, 0,0,1, 0,0,1, 0,0,1,
-             0,1,0, 0,1,0, 0,1,0, 0,1,0 
-           ];
-        }
-
-         var indices_obst_lit = [
-            0,1,2,    0,2,3,    4,5,6,    4,6,7,
-            8,9,10,   8,10,11,  12,13,14, 12,14,15,
-            16,17,18, 16,18,19, 20,21,22, 20,22,23 
-         ];
-
-// geometry
-
-         var vertices_geom_lit = [
-            0.0,0.6,0.0, 0.5,0.6,0.0, 0.5,1.0,0.0, 0.0,1.0,0.0, // bottom
-            0.0,0.6,0.5, 0.5,0.6,0.5, 0.5,1.0,0.5, 0.0,1.0,0.5, // top
-            0.0,0.6,0.0, 0.0,1.0,0.0, 0.0,1.0,0.5, 0.0,0.6,0.5, // left
-            0.5,0.6,0.0, 0.5,1.0,0.0, 0.5,1.0,0.5, 0.5,0.6,0.5, // right
-            0.0,0.6,0.0, 0.0,0.6,0.5, 0.5,0.6,0.5, 0.5,0.6,0.0, // back
-            0.0,1.0,0.0, 0.0,1.0,0.5, 0.5,1.0,0.5, 0.5,1.0,0.0, // front
-         ];
-
-         var normals_geom_lit = [
-            0, 0,-1,  0, 0,-1,  0, 0,-1,  0, 0,-1, // bottom
-            0, 0, 1,  0, 0, 1,  0, 0, 1,  0, 0, 1, // top
-           -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, // left
-            1, 0, 0,  1, 0, 0,  1, 0, 0,  1, 0, 0, // right
-            0,-1, 0,  0,-1, 0,  0,-1, 0,  0,-1, 0, // back
-            0, 1, 0,  0, 1, 0,  0, 1, 0,  0, 1, 0  // front
-         ];
-
-        if(ext_32bit==null){
-           var colors_geom_lit = [
-             1,1,1, 1,1,1, 1,1,1, 1,1,1,
-             0,0,0, 0,0,0, 0,0,0, 0,0,0,
-             1,1,0, 1,1,0, 1,1,0, 1,1,0,
-             1,0,1, 1,0,1, 1,0,1, 1,0,1,
-             1,0,0, 1,0,0, 1,0,0, 1,0,0,
-             0,1,0, 0,1,0, 0,1,0, 0,1,0 
-           ];
-        }
-        else{
-           var colors_geom_lit = [
-             1,1,1, 1,1,1, 1,1,1, 1,1,1,
-             0,0,0, 0,0,0, 0,0,0, 0,0,0,
-             1,1,0, 1,1,0, 1,1,0, 1,1,0,
-             1,0,1, 1,0,1, 1,0,1, 1,0,1,
-             0,0,1, 0,0,1, 0,0,1, 0,0,1,
-             0,1,0, 0,1,0, 0,1,0, 0,1,0 
-           ];
-        }
-
-         var indices_geom_lit = [
-            0,1,2,    0,2,3,    4,5,6,    4,6,7,
-            8,9,10,   8,10,11,  12,13,14, 12,14,15,
-            16,17,18, 16,18,19, 20,21,22, 20,22,23 
-         ];
-
-  // define file frame number and sizes
-
-         var nframes=2;
-
-         var frame_size_slice_node=24;
-         var slice_node_file_ready=1;
-         var show_slice_node=1;
-
-         var frame_size_slice_cell=24;
-         var slice_cell_file="smokeview.htmld";
-         var slice_cell_file_ready=1;
-         var show_slice_cell=1;
-
-         var frame_size_slice_geom=24;
-         var slice_geom_file="smokeview.htmld";
-         var slice_geom_file_ready=1;
-         var show_slice_geom=1;
-
-         var part_file_ready=1;
-         var show_part=1;
-
-
-         var bndf_node_file_ready=1;
-         var frame_size_bndf_node=24;
-         var show_bndf_node=1;
-
-         var show_outlines=1;
-         var show_blockages=1;
-         var show_geom=1;
-
-   // slice node file triangles
-
-         var vertices_slice_node = [
-            0.5,0.5,0.5, 1.0,0.5,0.5, 1.0,1.0,0.5, 0.5,1.0,0.5,
-            0.5,0.5,1.0, 1.0,0.5,1.0, 1.0,1.0,1.0, 0.5,1.0,1.0,
-            0.5,0.5,0.5, 0.5,1.0,0.5, 0.5,1.0,1.0, 0.5,0.5,1.0,
-            1.0,0.5,0.5, 1.0,1.0,0.5, 1.0,1.0,1.0, 1.0,0.5,1.0,
-            0.5,0.5,0.5, 0.5,0.5,1.0, 1.0,0.5,1.0, 1.0,0.5,0.5,
-            0.5,1.0,0.5, 0.5,1.0,1.0, 1.0,1.0,1.0, 1.0,1.0,0.5
-         ];
-
-         var textures_slice_node_data = new Uint8Array([
-              0,   0,   0,   0,
-             38,  38,  38,  38,
-             76,  76,  76,  76,
-            115, 115, 115, 115,
-            153, 153, 153, 153,
-            191, 191, 191, 191,
-            191, 191, 191, 191,
-              0,   0,   0,   0,
-             38,  38,  38,  38,
-             76,  76,  76,  76,
-            115, 115, 115, 115,
-            153, 153, 153, 153,
-         ]);
-
-         var textures_slice_node = new Float32Array([
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0
-         ]);
-
-         var indices_slice_node = [
-            0,1,2, 0,2,3, 4,5,6, 4,6,7,
-            8,9,10, 8,10,11, 12,13,14, 12,14,15,
-            16,17,18, 16,18,19, 20,21,22, 20,22,23 
-         ];
-
-   // slice cell file triangles
-
-         var vertices_slice_cell = [
-            0.1,0.1,0.5, 0.4,0.1,0.5, 0.4,0.4,0.5, 0.1,0.4,0.5,
-            0.1,0.1,1.0, 0.4,0.1,1.0, 0.4,0.4,1.0, 0.1,0.4,1.0,
-            0.1,0.1,0.5, 0.1,0.4,0.5, 0.1,0.4,1.0, 0.1,0.1,1.0,
-            0.4,0.1,0.5, 0.4,0.4,0.5, 0.4,0.4,1.0, 0.4,0.1,1.0,
-            0.1,0.1,0.5, 0.1,0.1,1.0, 0.4,0.1,1.0, 0.4,0.1,0.5,
-            0.1,0.4,0.5, 0.1,0.4,1.0, 0.4,0.4,1.0, 0.4,0.4,0.5
-         ];
-
-         var textures_slice_cell_data = new Uint8Array([
-              0,   0,   0,   0,
-             38,  38,  38,  38,
-             76,  76,  76,  76,
-            115, 115, 115, 115,
-            153, 153, 153, 153,
-            191, 191, 191, 191,
-            191, 191, 191, 191,
-              0,   0,   0,   0,
-             38,  38,  38,  38,
-             76,  76,  76,  76,
-            115, 115, 115, 115,
-            153, 153, 153, 153,
-         ]);
-
-         var textures_slice_cell = new Float32Array([
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0
-         ]);
-
-         var indices_slice_cell = [
-            0,1,2, 0,2,3, 4,5,6, 4,6,7,
-            8,9,10, 8,10,11, 12,13,14, 12,14,15,
-            16,17,18, 16,18,19, 20,21,22, 20,22,23 
-         ];
-
-   // slice geom file triangles
-
-         var vertices_slice_geom = [
-            0.75,0.125,0.30, 1.00,0.125,0.30, 1.00,0.375,0.30, 0.75,0.375,0.30,
-            0.75,0.125,0.65, 1.00,0.125,0.65, 1.00,0.375,0.65, 0.75,0.375,0.65,
-            0.75,0.125,0.30, 0.75,0.375,0.30, 0.75,0.375,0.65, 0.75,0.125,0.65,
-            1.00,0.125,0.30, 1.00,0.375,0.30, 1.00,0.375,0.65, 1.00,0.125,0.65,
-            0.75,0.125,0.30, 0.75,0.125,0.65, 1.00,0.125,0.65, 1.00,0.125,0.30,
-            0.75,0.375,0.30, 0.75,0.375,0.65, 1.00,0.375,0.65, 1.00,0.375,0.30
-         ];
-
-         var textures_slice_geom_data = new Uint8Array([
-              0,   0,   0,   0,
-             38,  38,  38,  38,
-             76,  76,  76,  76,
-            115, 115, 115, 115,
-            153, 153, 153, 153,
-            191, 191, 191, 191,
-            191, 191, 191, 191,
-              0,   0,   0,   0,
-             38,  38,  38,  38,
-             76,  76,  76,  76,
-            115, 115, 115, 115,
-            153, 153, 153, 153,
-         ]);
-
-         var textures_slice_geom = new Float32Array([
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0
-         ]);
-
-         var indices_slice_geom = [
-            0,1,2, 0,2,3, 4,5,6, 4,6,7,
-            8,9,10, 8,10,11, 12,13,14, 12,14,15,
-            16,17,18, 16,18,19, 20,21,22, 20,22,23 
-         ];
-
-   // boundary file triangles
-
-         var vertices_bndf_node = [
-            0.75,0.125,0.00, 1.00,0.125,0.00, 1.00,0.375,0.00, 0.75,0.375,0.00,
-            0.75,0.125,0.25, 1.00,0.125,0.25, 1.00,0.375,0.25, 0.75,0.375,0.25,
-            0.75,0.125,0.00, 0.75,0.375,0.00, 0.75,0.375,0.25, 0.75,0.125,0.25,
-            1.00,0.125,0.00, 1.00,0.375,0.00, 1.00,0.375,0.25, 1.00,0.125,0.25,
-            0.75,0.125,0.00, 0.75,0.125,0.25, 1.00,0.125,0.25, 1.00,0.125,0.00,
-            0.75,0.375,0.00, 0.75,0.375,0.25, 1.00,0.375,0.25, 1.00,0.375,0.00
-         ];
-
-         var textures_bndf_node_data = new Uint8Array([
-              0,   0,   0,   0,
-             38,  38,  38,  38,
-             76,  76,  76,  76,
-            115, 115, 115, 115,
-            153, 153, 153, 153,
-            191, 191, 191, 191,
-            191, 191, 191, 191,
-              0,   0,   0,   0,
-             38,  38,  38,  38,
-             76,  76,  76,  76,
-            115, 115, 115, 115,
-            153, 153, 153, 153,
-         ]);
-
-         var textures_bndf_node = new Float32Array([
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0,
-            0.0, 0.0, 0.0, 0.0
-         ]);
-
-         var indices_bndf_node = [
-            0,1,2, 0,2,3, 4,5,6, 4,6,7,
-            8,9,10, 8,10,11, 12,13,14, 12,14,15,
-            16,17,18, 16,18,19, 20,21,22, 20,22,23 
-         ];
-
-   // colorbar
-
-         const texture_colorbar_data = new Uint8Array([
-            255,   0,   0, 255,
-            160,  80,   0, 255,
-             80, 160,   0, 255,
-              0, 255,   0, 255,
-            255,   0,   0, 255,
-            255,   0,  80, 255,
-            255,   0, 160, 255,
-              0,   0, 255, 255
-         ]);
-         const texture_colorbar_numcolors = 8;
-
-   // line geometry
-
-         var vertices_line = [
-           0,0,0,0,1,1,
-           0,0,0,1,0,0
-         ];
-
-         var colors_line = [
-           1,0,0, 0,1,0,
-           0,0,1, 1,1,0
-         ];
-
-         var indices_line = [
-           0, 1, 2, 3
-         ];
-
-   // particles
-         var npart_frames=2;
-         var part_frame_size=5;
-
-         var vertices_part_data = [
-           0.0,1.0,0.75,
-           0.25,0.75,0.75,
-           0.5,0.5,0.75,
-           0.75,0.25,0.75,
-           1.0,0.0,0.75,
-           0.0,1.0,1.0,
-           0.25,0.75,1.0,
-           0.5,0.5,1.0,
-           0.75,0.25,1.0,
-           1.0,0.0,1.0
-         ];
-
-         var colors_part_data = [
-           1,0,0,
-           0,1,0,
-           0,0,1,
-           1,1,0,
-           0,0,1,
-           1,0,0,
-           0,1,0,
-           0,0,1,
-           1,1,0,
-           0,0,1
-         ];
-
-         // offsets for each particle frame
-         var part_offsets = [
-           0, 5
-         ];
-
-         // size of each particle frame
-         var part_sizes = [
-           5,5
-         ];
-
-         var vertices_part = [
-           0.0,1.0,0.75, 0.25,0.75,0.75, 0.5,0.5,0.75, 0.75,0.25,0.75,  1.0,0.0,0.75
-         ];
-
-         var colors_part = [
-           1,0,0, 0,1,0, 0,0,1, 1,1,0, 0,0,1
-         ];
-
-         // must be at least as large as largest particle frame
-         var indices_part = [
-           0, 1, 2, 3, 4
-         ];
-//HIDE_OFF
-
-// setup blockage data
-
-         var buffer_vertices_obst_lit = gl.createBuffer ();
-         gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_obst_lit);
-         gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices_obst_lit), gl.STATIC_DRAW);
-
-         var buffer_normals_obst_lit = gl.createBuffer ();
-         gl.bindBuffer(gl.ARRAY_BUFFER, buffer_normals_obst_lit);
-         gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(normals_obst_lit), gl.STATIC_DRAW);
-
-         var buffer_colors_obst_lit = gl.createBuffer ();
-         gl.bindBuffer(gl.ARRAY_BUFFER, buffer_colors_obst_lit);
-         gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(colors_obst_lit), gl.STATIC_DRAW);
-
-         var buffer_indices_obst_lit = gl.createBuffer ();
-         gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_obst_lit);
-         if(ext_32bit==null){
-           gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices_obst_lit), gl.STATIC_DRAW);
-         }
-         else{
-           gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint32Array(indices_obst_lit), gl.STATIC_DRAW);
-         }
-
-// setup geom data
-
-         var buffer_vertices_geom_lit = gl.createBuffer ();
-         gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_geom_lit);
-         gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices_geom_lit), gl.STATIC_DRAW);
-
-         var buffer_normals_geom_lit = gl.createBuffer ();
-         gl.bindBuffer(gl.ARRAY_BUFFER, buffer_normals_geom_lit);
-         gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(normals_geom_lit), gl.STATIC_DRAW);
-
-         var buffer_colors_geom_lit = gl.createBuffer ();
-         gl.bindBuffer(gl.ARRAY_BUFFER, buffer_colors_geom_lit);
-         gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(colors_geom_lit), gl.STATIC_DRAW);
-
-         var buffer_indices_geom_lit = gl.createBuffer ();
-         gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_geom_lit);
-         if(ext_32bit==null){
-           gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices_geom_lit), gl.STATIC_DRAW);
-         }
-         else{
-           gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint32Array(indices_geom_lit), gl.STATIC_DRAW);
-         }
-
-// setup colorbar
-
-         var texture_colorbar = gl.createTexture();
-         gl.activeTexture(gl.TEXTURE0);
-         gl.bindTexture(gl.TEXTURE_2D, texture_colorbar);
-         gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, texture_colorbar_numcolors, 0, gl.RGBA, gl.UNSIGNED_BYTE, texture_colorbar_data);
-         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);
-         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);
-         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
-         gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
-
-// setup slice node file data
-
-         if(slice_node_file_ready==1){
-           var buffer_vertices_slice_node = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_slice_node);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices_slice_node), gl.STATIC_DRAW);
-
-           var buffer_textures_slice_node = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_textures_slice_node);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textures_slice_node), gl.STATIC_DRAW);
-
-           var buffer_indices_slice_node = gl.createBuffer ();
-           gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_slice_node);
-           if(ext_32bit==null){
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices_slice_node), gl.STATIC_DRAW);
-           }
-           else{
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint32Array(indices_slice_node), gl.STATIC_DRAW);
-           }
-         }
-
-// setup slice cell file data
-
-         if(slice_cell_file_ready==1){
-           var buffer_vertices_slice_cell = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_slice_cell);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices_slice_cell), gl.STATIC_DRAW);
-
-           var buffer_textures_slice_cell = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_textures_slice_cell);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textures_slice_cell), gl.STATIC_DRAW);
-
-           var buffer_indices_slice_cell = gl.createBuffer ();
-           gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_slice_cell);
-           if(ext_32bit==null){
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices_slice_cell), gl.STATIC_DRAW);
-           }
-           else{
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint32Array(indices_slice_cell), gl.STATIC_DRAW);
-           }
-         }
-
-// setup slice geom file data
-
-         if(slice_geom_file_ready==1){
-           var buffer_vertices_slice_geom = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_slice_geom);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices_slice_geom), gl.STATIC_DRAW);
-
-           var buffer_textures_slice_geom = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_textures_slice_geom);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textures_slice_geom), gl.STATIC_DRAW);
-
-           var buffer_indices_slice_geom = gl.createBuffer ();
-           gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_slice_geom);
-           if(ext_32bit==null){
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices_slice_geom), gl.STATIC_DRAW);
-           }
-           else{
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint32Array(indices_slice_geom), gl.STATIC_DRAW);
-           }
-         }
-
-// setup boundary file data
-
-         if(bndf_node_file_ready==1){
-           var buffer_vertices_bndf_node = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_bndf_node);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices_bndf_node), gl.STATIC_DRAW);
-
-           var buffer_textures_bndf_node = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_textures_bndf_node);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textures_bndf_node), gl.STATIC_DRAW);
-
-           var buffer_indices_bndf_node = gl.createBuffer ();
-           gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_bndf_node);
-           if(ext_32bit==null){
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices_bndf_node), gl.STATIC_DRAW);
-           }
-           else{
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint32Array(indices_bndf_node), gl.STATIC_DRAW);
-           }
-         }
-
-// setup line data (outline of scene)
-
-         var buffer_vertices_line = gl.createBuffer ();
-         gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_line);
-         gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices_line), gl.STATIC_DRAW);
-
-         var buffer_colors_line = gl.createBuffer ();
-         gl.bindBuffer(gl.ARRAY_BUFFER, buffer_colors_line);
-         gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(colors_line), gl.STATIC_DRAW);
-
-         var buffer_indices_line = gl.createBuffer ();
-         gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_line);
-         if(ext_32bit==null){
-           gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices_line), gl.STATIC_DRAW);
-         }
-         else{
-           gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint32Array(indices_line), gl.STATIC_DRAW);
-         }
-
-// setup part data (particle data - not fully implemented)
-
-         if(part_file_ready==1){
-           var buffer_vertices_part = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_part);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices_part), gl.STATIC_DRAW);
-
-           var buffer_colors_part = gl.createBuffer ();
-           gl.bindBuffer(gl.ARRAY_BUFFER, buffer_colors_part);
-           gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(colors_part), gl.STATIC_DRAW);
-
-           var buffer_indices_part = gl.createBuffer ();
-           gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_part);
-           if(ext_32bit==null){
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices_part), gl.STATIC_DRAW);
-           }
-           else{
-             gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint32Array(indices_part), gl.STATIC_DRAW);
-           }
-         }
-
-         /*=================== obst shaders =================== */
-
-   var vertCode_obst_lit = 'attribute vec3 position;'+
-            'uniform mat4 Pmatrix;'+
-            'uniform mat4 Vmatrix;'+
-            'uniform mat4 Mmatrix;'+
-            'uniform mat4 normal_matrix;'+
-            'attribute vec3 color;'+ //the color of the point
-            'attribute vec3 normal;'+//the normal of the point
-            'varying highp vec3 vcolor;'+
-            'varying highp vec3 normalInterp;'+
-            'varying highp vec3 vertPos;'+
-            'void main(void) { '+
-                'vec4 vertPos4 = Vmatrix * Mmatrix * vec4(position, 1.0);'+
-                'vertPos = vec3(vertPos4) / vertPos4.w;'+
-                'normalInterp = vec3(normal_matrix * vec4(normal, 0.0));'+
-                'vcolor = color;'+
-                'gl_Position = Pmatrix * vertPos4;'+
-            '}';
-
-         var fragCode_obst_lit = 'precision mediump float;'+
-            'varying highp vec3 vcolor;'+
-            'precision mediump float;'+
-            'varying highp vec3 normalInterp;'+                // Surface normal
-            'varying highp vec3 vertPos;'+                     // Vertex position
-            'vec3  ambientColor=vec3(1.0, 1.0, 1.0);'+
-            'vec3  diffuseColor=vec3(0.6, 0.6, 0.6);'+
-            'vec3 specularColor=vec3(1.0, 1.0, 1.0);'+
-            'vec3 lightPos=vec3(1.0,1.0,-1.0);'+         // Light position
-            'float Ka=0.1;'+                             // Ambient reflection coefficient
-            'float Kd=0.2;'+                             // Diffuse reflection coefficient
-            'float Ks=0.1;'+                             // Specular reflection coefficient
-            'float shininessVal=10.0;'+                  // Shininess
-            'void main() {'+
-            '  vec3 N = normalize(normalInterp);'+
-            '  vec3 L = normalize(lightPos - vertPos);'+
-            '  float lambertian = max(dot(N, L), 0.0);'+
-            '  float specular = 0.0;'+
-            '  if(lambertian > 0.0) {'+
-            '    vec3 R = reflect(-L, N);'+              // Reflected light vector
-            '    vec3 V = normalize(-vertPos);'+         // Vector to viewer
-            '    float specAngle = max(dot(R, V), 0.0);'+
-            '    specular = pow(specAngle, shininessVal);'+
-            '  }'+
-            '  gl_FragColor = vec4((1.0-Ka-Kd)*vcolor + Ka * ambientColor +'+
-            '                      Kd * lambertian * diffuseColor +'+
-            '                      Ks * specular * specularColor, 1.0);'+
-            '}';
-
-         var vertShader_obst_lit = gl.createShader(gl.VERTEX_SHADER);
-         gl.shaderSource(vertShader_obst_lit, vertCode_obst_lit);
-         gl.compileShader(vertShader_obst_lit);
-
-         var fragShader_obst_lit = gl.createShader(gl.FRAGMENT_SHADER);
-         gl.shaderSource(fragShader_obst_lit, fragCode_obst_lit);
-         gl.compileShader(fragShader_obst_lit);
-
-         var shaderprogram_obst_lit = gl.createProgram();
-         gl.attachShader(shaderprogram_obst_lit, vertShader_obst_lit);
-         gl.attachShader(shaderprogram_obst_lit, fragShader_obst_lit);
-         gl.linkProgram(shaderprogram_obst_lit);
-
-         var _Pmatrix_obst_lit   = gl.getUniformLocation(shaderprogram_obst_lit, "Pmatrix");
-         var _Vmatrix_obst_lit   = gl.getUniformLocation(shaderprogram_obst_lit, "Vmatrix");
-         var _Mmatrix_obst_lit   = gl.getUniformLocation(shaderprogram_obst_lit, "Mmatrix");
-         var _normal_matrix_obst_lit = gl.getUniformLocation(shaderprogram_obst_lit, "normal_matrix");
-
-         /*=================== geom shaders =================== */
-
-   var vertCode_geom_lit = 'attribute vec3 position;'+
-            'uniform mat4 Pmatrix;'+
-            'uniform mat4 Vmatrix;'+
-            'uniform mat4 Mmatrix;'+
-            'uniform mat4 normal_matrix;'+
-            'attribute vec3 color;'+ //the color of the point
-            'attribute vec3 normal;'+//the normal of the point
-            'varying highp vec3 vcolor;'+
-            'varying highp vec3 normalInterp;'+
-            'varying highp vec3 vertPos;'+
-            'void main(void) { '+
-                'vec4 vertPos4 = Vmatrix * Mmatrix * vec4(position, 1.0);'+
-                'vertPos = vec3(vertPos4) / vertPos4.w;'+
-                'normalInterp = vec3(normal_matrix * vec4(normal, 0.0));'+
-                'vcolor = color;'+
-                'gl_Position = Pmatrix * vertPos4;'+
-            '}';
-
-         var fragCode_geom_lit = 'precision mediump float;'+
-            'varying highp vec3 vcolor;'+
-            'precision mediump float;'+
-            'varying highp vec3 normalInterp;'+                // Surface normal
-            'varying highp vec3 vertPos;'+                     // Vertex position
-            'vec3  ambientColor=vec3(1.0, 1.0, 1.0);'+
-            'vec3  diffuseColor=vec3(0.6, 0.6, 0.6);'+
-            'vec3 specularColor=vec3(1.0, 1.0, 1.0);'+
-            'vec3 lightPos=vec3(1.0,1.0,-1.0);'+         // Light position
-            'float Ka=0.1;'+                             // Ambient reflection coefficient
-            'float Kd=0.2;'+                             // Diffuse reflection coefficient
-            'float Ks=0.1;'+                             // Specular reflection coefficient
-            'float shininessVal=10.0;'+                  // Shininess
-            'void main() {'+
-            '  vec3 N = normalize(normalInterp);'+
-            '  vec3 L = normalize(lightPos - vertPos);'+
-            '  float lambertian = max(dot(N, L), 0.0);'+
-            '  float specular = 0.0;'+
-            '  if(lambertian > 0.0) {'+
-            '    vec3 R = reflect(-L, N);'+              // Reflected light vector
-            '    vec3 V = normalize(-vertPos);'+         // Vector to viewer
-            '    float specAngle = max(dot(R, V), 0.0);'+
-            '    specular = pow(specAngle, shininessVal);'+
-            '  }'+
-            '  gl_FragColor = vec4((1.0-Ka-Kd)*vcolor + Ka * ambientColor +'+
-            '                      Kd * lambertian * diffuseColor +'+
-            '                      Ks * specular * specularColor, 1.0);'+
-            '}';
-
-         var vertShader_geom_lit = gl.createShader(gl.VERTEX_SHADER);
-         gl.shaderSource(vertShader_geom_lit, vertCode_geom_lit);
-         gl.compileShader(vertShader_geom_lit);
-
-         var fragShader_geom_lit = gl.createShader(gl.FRAGMENT_SHADER);
-         gl.shaderSource(fragShader_geom_lit, fragCode_geom_lit);
-         gl.compileShader(fragShader_geom_lit);
-
-         var shaderprogram_geom_lit = gl.createProgram();
-         gl.attachShader(shaderprogram_geom_lit, vertShader_geom_lit);
-         gl.attachShader(shaderprogram_geom_lit, fragShader_geom_lit);
-         gl.linkProgram(shaderprogram_geom_lit);
-
-         var _Pmatrix_geom_lit   = gl.getUniformLocation(shaderprogram_geom_lit, "Pmatrix");
-         var _Vmatrix_geom_lit   = gl.getUniformLocation(shaderprogram_geom_lit, "Vmatrix");
-         var _Mmatrix_geom_lit   = gl.getUniformLocation(shaderprogram_geom_lit, "Mmatrix");
-         var _normal_matrix_geom_lit = gl.getUniformLocation(shaderprogram_geom_lit, "normal_matrix");
-
-         /*=================== slice node file shaders =================== */
-
-         var vertCode_slice_node = 'attribute vec3 position;'+
-            'uniform mat4 Pmatrix;'+
-            'uniform mat4 Vmatrix;'+
-            'uniform mat4 Mmatrix;'+
-            'attribute float texture_coordinate;'+//the color of the point
-            'varying highp float vtexture_coordinate;'+
-            'void main(void) { '+//pre-built function
-               'gl_Position = Pmatrix*Vmatrix*Mmatrix*vec4(position, 1.);'+
-               'vtexture_coordinate = texture_coordinate;'+
-            '}';
-
-         var fragCode_slice_node = 'precision mediump float;'+
-            'varying float vtexture_coordinate;'+
-            'uniform sampler2D texture_colorbar_sampler;' +
-            'void main(void) {'+
-            'gl_FragColor = texture2D(texture_colorbar_sampler, vec2(0.5,vtexture_coordinate));'+
-            '}';
-
-         var vertShader_slice_node = gl.createShader(gl.VERTEX_SHADER);
-         gl.shaderSource(vertShader_slice_node, vertCode_slice_node);
-         gl.compileShader(vertShader_slice_node);
-
-         var fragShader_slice_node = gl.createShader(gl.FRAGMENT_SHADER);
-         gl.shaderSource(fragShader_slice_node, fragCode_slice_node);
-         gl.compileShader(fragShader_slice_node);
-
-         var shaderprogram_slice_node = gl.createProgram();
-         gl.attachShader(shaderprogram_slice_node, vertShader_slice_node);
-         gl.attachShader(shaderprogram_slice_node, fragShader_slice_node);
-         gl.linkProgram(shaderprogram_slice_node);
-
-         var _Pmatrix_slice_node = gl.getUniformLocation(shaderprogram_slice_node, "Pmatrix");
-         var _Vmatrix_slice_node = gl.getUniformLocation(shaderprogram_slice_node, "Vmatrix");
-         var _Mmatrix_slice_node = gl.getUniformLocation(shaderprogram_slice_node, "Mmatrix");
-
-         /*=================== slice cell file shaders =================== */
-
-         var vertCode_slice_cell = 'attribute vec3 position;'+
-            'uniform mat4 Pmatrix;'+
-            'uniform mat4 Vmatrix;'+
-            'uniform mat4 Mmatrix;'+
-            'attribute float texture_coordinate;'+//the color of the point
-            'varying highp float vtexture_coordinate;'+
-            'void main(void) { '+//pre-built function
-               'gl_Position = Pmatrix*Vmatrix*Mmatrix*vec4(position, 1.);'+
-               'vtexture_coordinate = texture_coordinate;'+
-            '}';
-
-         var fragCode_slice_cell = 'precision mediump float;'+
-            'varying float vtexture_coordinate;'+
-            'uniform sampler2D texture_colorbar_sampler;' +
-            'void main(void) {'+
-            'gl_FragColor = texture2D(texture_colorbar_sampler, vec2(0.5,vtexture_coordinate));'+
-            '}';
-
-         var vertShader_slice_cell = gl.createShader(gl.VERTEX_SHADER);
-         gl.shaderSource(vertShader_slice_cell, vertCode_slice_cell);
-         gl.compileShader(vertShader_slice_cell);
-
-         var fragShader_slice_cell = gl.createShader(gl.FRAGMENT_SHADER);
-         gl.shaderSource(fragShader_slice_cell, fragCode_slice_cell);
-         gl.compileShader(fragShader_slice_cell);
-
-         var shaderprogram_slice_cell = gl.createProgram();
-         gl.attachShader(shaderprogram_slice_cell, vertShader_slice_cell);
-         gl.attachShader(shaderprogram_slice_cell, fragShader_slice_cell);
-         gl.linkProgram(shaderprogram_slice_cell);
-
-         var _Pmatrix_slice_cell = gl.getUniformLocation(shaderprogram_slice_cell, "Pmatrix");
-         var _Vmatrix_slice_cell = gl.getUniformLocation(shaderprogram_slice_cell, "Vmatrix");
-         var _Mmatrix_slice_cell = gl.getUniformLocation(shaderprogram_slice_cell, "Mmatrix");
-
-         /*=================== slice geom file shaders =================== */
-
-         var vertCode_slice_geom = 'attribute vec3 position;'+
-            'uniform mat4 Pmatrix;'+
-            'uniform mat4 Vmatrix;'+
-            'uniform mat4 Mmatrix;'+
-            'attribute float texture_coordinate;'+//the color of the point
-            'varying highp float vtexture_coordinate;'+
-            'void main(void) { '+//pre-built function
-               'gl_Position = Pmatrix*Vmatrix*Mmatrix*vec4(position, 1.);'+
-               'vtexture_coordinate = texture_coordinate;'+
-            '}';
-
-         var fragCode_slice_geom = 'precision mediump float;'+
-            'varying float vtexture_coordinate;'+
-            'uniform sampler2D texture_colorbar_sampler;' +
-            'void main(void) {'+
-            'gl_FragColor = texture2D(texture_colorbar_sampler, vec2(0.5,vtexture_coordinate));'+
-            '}';
-
-         var vertShader_slice_geom = gl.createShader(gl.VERTEX_SHADER);
-         gl.shaderSource(vertShader_slice_geom, vertCode_slice_geom);
-         gl.compileShader(vertShader_slice_geom);
-
-         var fragShader_slice_geom = gl.createShader(gl.FRAGMENT_SHADER);
-         gl.shaderSource(fragShader_slice_geom, fragCode_slice_geom);
-         gl.compileShader(fragShader_slice_geom);
-
-         var shaderprogram_slice_geom = gl.createProgram();
-         gl.attachShader(shaderprogram_slice_geom, vertShader_slice_geom);
-         gl.attachShader(shaderprogram_slice_geom, fragShader_slice_geom);
-         gl.linkProgram(shaderprogram_slice_geom);
-
-         var _Pmatrix_slice_geom = gl.getUniformLocation(shaderprogram_slice_geom, "Pmatrix");
-         var _Vmatrix_slice_geom = gl.getUniformLocation(shaderprogram_slice_geom, "Vmatrix");
-         var _Mmatrix_slice_geom = gl.getUniformLocation(shaderprogram_slice_geom, "Mmatrix");
-
-         /*=================== bndf node shaders =================== */
-
-         var vertCode_bndf_node = 'attribute vec3 position;'+
-            'uniform mat4 Pmatrix;'+
-            'uniform mat4 Vmatrix;'+
-            'uniform mat4 Mmatrix;'+
-            'attribute float texture_coordinate;'+//the color of the point
-            'varying highp float vtexture_coordinate;'+
-            'void main(void) { '+//pre-built function
-               'gl_Position = Pmatrix*Vmatrix*Mmatrix*vec4(position, 1.);'+
-               'vtexture_coordinate = texture_coordinate;'+
-            '}';
-
-         var fragCode_bndf_node = 'precision mediump float;'+
-            'varying float vtexture_coordinate;'+
-            'uniform sampler2D texture_colorbar_sampler;' +
-            'void main(void) {'+
-            'gl_FragColor = texture2D(texture_colorbar_sampler, vec2(0.5,vtexture_coordinate));'+
-            '}';
-
-         var vertShader_bndf_node = gl.createShader(gl.VERTEX_SHADER);
-         gl.shaderSource(vertShader_bndf_node, vertCode_bndf_node);
-         gl.compileShader(vertShader_bndf_node);
-
-         var fragShader_bndf_node = gl.createShader(gl.FRAGMENT_SHADER);
-         gl.shaderSource(fragShader_bndf_node, fragCode_bndf_node);
-         gl.compileShader(fragShader_bndf_node);
-
-         var shaderprogram_bndf_node = gl.createProgram();
-         gl.attachShader(shaderprogram_bndf_node, vertShader_bndf_node);
-         gl.attachShader(shaderprogram_bndf_node, fragShader_bndf_node);
-         gl.linkProgram(shaderprogram_bndf_node);
-
-         var _Pmatrix_bndf_node = gl.getUniformLocation(shaderprogram_bndf_node, "Pmatrix");
-         var _Vmatrix_bndf_node = gl.getUniformLocation(shaderprogram_bndf_node, "Vmatrix");
-         var _Mmatrix_bndf_node = gl.getUniformLocation(shaderprogram_bndf_node, "Mmatrix");
-
-         /*=================== line shaders =================== */
-
-         var vertCode_line = 'attribute vec3 position;'+
-            'uniform mat4 Pmatrix;'+
-            'uniform mat4 Vmatrix;'+
-            'uniform mat4 Mmatrix;'+
-            'attribute vec3 color;'+//the color of the point
-            'varying vec3 vColor;'+
-            'void main(void) { '+//pre-built function
-               'gl_Position = Pmatrix*Vmatrix*Mmatrix*vec4(position, 1.);'+
-               'vColor = color;'+
-            '}';
-
-         var fragCode_line = 'precision mediump float;'+
-            'varying vec3 vColor;'+
-            'void main(void) {'+
-               'gl_FragColor = vec4(vColor, 1.);'+
-            '}';
-
-         var vertShader_line = gl.createShader(gl.VERTEX_SHADER);
-         gl.shaderSource(vertShader_line, vertCode_line);
-         gl.compileShader(vertShader_line);
-
-         var fragShader_line = gl.createShader(gl.FRAGMENT_SHADER);
-         gl.shaderSource(fragShader_line, fragCode_line);
-         gl.compileShader(fragShader_line);
-
-         var shaderprogram_line = gl.createProgram();
-         gl.attachShader(shaderprogram_line, vertShader_line);
-         gl.attachShader(shaderprogram_line, fragShader_line);
-         gl.linkProgram(shaderprogram_line);
-
-         var _Pmatrix_line = gl.getUniformLocation(shaderprogram_line, "Pmatrix");
-         var _Vmatrix_line = gl.getUniformLocation(shaderprogram_line, "Vmatrix");
-         var _Mmatrix_line = gl.getUniformLocation(shaderprogram_line, "Mmatrix");
-
-         /*=================== point/part shaders =================== */
-
-         var vertCode_part = 'attribute vec3 position;'+
-            'uniform mat4 Pmatrix;'+
-            'uniform mat4 Vmatrix;'+
-            'uniform mat4 Mmatrix;'+
-            'attribute vec3 color;'+//the color of the point
-            'varying vec3 vColor;'+
-            'void main(void) { '+//pre-built function
-               'gl_Position = Pmatrix*Vmatrix*Mmatrix*vec4(position, 1.);'+
-               'vColor = color;'+
-               'gl_PointSize=3.0;'+
-            '}';
-
-         var fragCode_part = 'precision mediump float;'+
-            'varying vec3 vColor;'+
-            'void main(void) {'+
-               'gl_FragColor = vec4(vColor, 1.);'+
-            '}';
-
-         var vertShader_part = gl.createShader(gl.VERTEX_SHADER);
-         gl.shaderSource(vertShader_part, vertCode_part);
-         gl.compileShader(vertShader_part);
-
-         var fragShader_part = gl.createShader(gl.FRAGMENT_SHADER);
-         gl.shaderSource(fragShader_part, fragCode_part);
-         gl.compileShader(fragShader_part);
-
-         var shaderprogram_part = gl.createProgram();
-         gl.attachShader(shaderprogram_part, vertShader_part);
-         gl.attachShader(shaderprogram_part, fragShader_part);
-         gl.linkProgram(shaderprogram_part);
-
-         var _Pmatrix_part = gl.getUniformLocation(shaderprogram_part, "Pmatrix");
-         var _Vmatrix_part = gl.getUniformLocation(shaderprogram_part, "Vmatrix");
-         var _Mmatrix_part = gl.getUniformLocation(shaderprogram_part, "Mmatrix");
-
-         /*=================== get_projection =================== */
-
-         function get_projection(angle, a, zMin, zMax) {
-            var ang = Math.tan((angle*.5)*Math.PI/180);//angle*.5
-            return [
-               0.5/ang, 0 , 0, 0,
-               0, 0.5*a/ang, 0, 0,
-               0, 0, -(zMax+zMin)/(zMax-zMin), -1,
-               0, 0, (-2*zMax*zMin)/(zMax-zMin), 0 
-			   ];
-         }
-
-         var projection_angle=10.0;
-         var proj_matrix = get_projection(projection_angle, canvas.width/canvas.height, 1, 100);
-         var mo_matrix =     [ 1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1 ];
-         var view_matrix =   [ 1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1 ];
-         var normal_matrix = [ 1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1 ];
-
-         view_matrix[14] -= 7.0;
-
-         /*================= Events ======================*/
-
-         var drag = false;
-         var old_x, old_y;
-         var dX = 0, dY = 0;
-         var dKEYx=0, dKEYy=0, dKEYz=0;
-         var ctrl_key=0, alt_key=0;
-         var double_click=0;
-         var touch_mode=0;
-         var using_touch=0;
-         var prev_dist=0;
-
-         /*=================== mouseDown =================== */
-
-         var mouseDown = function(e) {
-            window.focus();
-            ctrl_key = 0;
-            alt_key = 0;
-            if (e.ctrlKey == true){
-               ctrl_key=1;
-            }
-            if (e.altKey == true){
-               alt_key=1;
-            }
-
-            drag = true;
-            old_x = e.pageX;
-            old_y = e.pageY;
-            prev_dist=0;
-            if(e.touches){
-              if(e.touches.length==3){
-                PHI=0.0;
-                THETA=0.0;
-                dX = 0;
-                dY = 0;
-                dKEYx=0;
-                dKEYy=0;
-                dKEYz=0;
-                touch_mode=0;
-                e.preventDefault();
-                return false;
-              }
-              old_x = e.touches[0].pageX;
-              old_y = e.touches[0].pageY;
-              if(double_click == 0){
-                double_click = 1;
-               setTimeout( function() { double_click = 0; }, 300 );
-               return false;
-              }
-              if(e.touches.length==1)touch_mode=1-touch_mode;
-            }
-            e.preventDefault();
-            return false;
-         };
-
-         /*=================== mouseUp =================== */
-
-         var mouseUp = function(e){
-            drag = false;
-         };
-
-         /*=================== mouseMove =================== */
-
-         var mouseMove = function(e) {
-            if (!drag) return false;
-            new_x = e.pageX;
-            new_y = e.pageY;
-
-            if(e.touches){
-
-// 1 finger, touch_mode==0 : rotate
-// 1 finger, touch_mode==1 : move left/right, up/down
-// 2 fingers               : move in/out
-// 3 fingers               : reset view
-
-              alt_key=0;
-              ctrl_key=0;
-              if(e.touches.length>2){
-                PHI=0.0;
-                THETA=0.0;
-                dX = 0;
-                dY = 0;
-                dKEYx=0;
-                dKEYy=0;
-                dKEYz=0;
-                e.preventDefault();
-                return false;
-              }
-              using_touch=1;
-              if(e.touches.length==2){
-                ctrl_key=1;
-                var dx_touch=e.touches[1].pageX-e.touches[0].pageX;
-                var dy_touch=e.touches[1].pageY-e.touches[0].pageY;
-                var cur_dist=Math.sqrt(dx_touch*dx_touch+dy_touch*dy_touch);
-              }
-              else{
-                if(touch_mode==1)alt_key=1;
-              }
-              new_x = e.touches[0].pageX;
-              new_y = e.touches[0].pageY;
-            }
-            if (alt_key == 0 && ctrl_key == 0){
-              dX = (new_x-old_x)*2*Math.PI/canvas.width,
-              dY = (new_y-old_y)*2*Math.PI/canvas.height;
-              THETA+= dX;
-              PHI+=dY;
-            }
-            else if(alt_key==1){
-              if(touch_mode==1){
-                dX = (new_x-old_x)/canvas.width,
-                dKEYx -= 3*dX;
-              }
-              dY = (new_y-old_y)/canvas.height;
-              dKEYz += 3*dY;
-            }
-            else{ // ctrl_key==1
-              if(using_touch==0){
-                dX = (new_x-old_x)/canvas.width,
-                dKEYx -= 3*dX;
-                dY = (new_y-old_y)/canvas.height;
-                dKEYy += 3*dY;
-              }
-              else{
-                if(prev_dist>0){
-                  dY = 3*(cur_dist-prev_dist)/canvas.height;
-                  dKEYy -= dY;
-                }
-              }
-              prev_dist=cur_dist;
-            }
-            old_x = new_x;
-            old_y = new_y;
-            e.preventDefault();
-         };
-
-         /*=================== handleOrientation=================== */
-
-         function handleOrientation(e) {
-           // alpha angle about z axis
-           // beta  angle about x axis
-           // gamma angle about y axis
-           PHI   = e.beta*Math.pi/180.0;
-           THETA = e.gamma*Math.pi/180.0;
-         }
-
-         /*=================== register callbacks =================== */
-
-         canvas.addEventListener("mousedown", mouseDown, false);
-         canvas.addEventListener("mouseup",   mouseUp, false);
-         canvas.addEventListener("mouseout",  mouseUp, false);
-         canvas.addEventListener("mousemove", mouseMove, false);
-
-         canvas.addEventListener("touchstart",  mouseDown, false);
-         canvas.addEventListener("touchmove",   mouseMove, false);
-         canvas.addEventListener("touchend",    mouseUp,   false);
-         canvas.addEventListener("touchcancel", mouseUp,  false);
-
-         canvas.addEventListener("deviceorientation", handleOrientation, false);
-
-
-       //  M =   R  T  =  m0 m4  m8 m12  (R == orthogonal rotation matrix, T == translation vector)
-       //        0  1     m1 m5  m9 m13
-       //                 m2 m6 m10 m14
-       //                 m3 m7 m11 m15
-
-       // the following routines post-multiply M by one of the following transformation matrices
-
-       // rotatate about x axis  1  0 0 0
-       //                        0  c s 0    c=cos(angle), s=sin(angle)
-       //                        0 -s c 0
-       //                        0  0 0 1
-
-       // rotatate about z axis  c  s 0 0
-       //                        c -s 0 0
-       //                        0  0 1 0
-       //                        0  0 0 1
-
-       // translate by (x,y,z)  1 0 0 x
-       //                       0 1 0 y
-       //                       0 0 1 z
-       //                       0 0 0 1
-
-       // scale by (x,y,z)   x 0 0 0
-       //                    0 y 0 0
-       //                    0 0 z 0
-       //                    0 0 0 1
-
-         /*=================== rotateX =================== */
-
-         function rotateX(m, angle) {
-            var c = Math.cos(angle);
-            var s = Math.sin(angle);
-            var mv4 = m[4], mv5 = m[5], mv6 = m[6], mv7 = m[7];
-
-            m[4] = m[4]*c + m[8]*s;
-            m[5] = m[5]*c + m[9]*s;
-            m[6] = m[6]*c + m[10]*s;
-            m[7] = m[7]*c + m[11]*s;
-
-            m[8]  =  m[8]*c - mv4*s;
-            m[9]  =  m[9]*c - mv5*s;
-            m[10] = m[10]*c - mv6*s;
-            m[11] = m[11]*c - mv7*s;
-         }
-
-         /*=================== rotateZ =================== */
-
-         function rotateZ(m, angle) {
-            var c = Math.cos(angle);
-            var s = Math.sin(angle);
-            var mv0 = m[0], mv1 = m[1], mv2 = m[2], mv3 = m[3];
-
-            m[0] = m[0]*c + m[4]*s;
-            m[1] = m[1]*c + m[5]*s;
-            m[2] = m[2]*c + m[6]*s;
-            m[3] = m[3]*c + m[7]*s;
-
-            m[4] = m[4]*c - mv0*s;
-            m[5] = m[5]*c - mv1*s;
-            m[6] = m[6]*c - mv2*s;
-            m[7] = m[7]*c - mv3*s;
-         }
-
-         /*=================== translateXYZ =================== */
-
-         function translateXYZ(m, X, Y, Z) {
-            m[12] +=  m[0]*X +  m[4]*Y +  m[8]*Z;
-            m[13] +=  m[1]*X +  m[5]*Y +  m[9]*Z;
-            m[14] +=  m[2]*X +  m[6]*Y + m[10]*Z;
-         }
-
-         /*=================== scaleXYZ =================== */
-
-         function scaleXYZ(m, X, Y, Z) {
-            m[0]*=X, m[4]*=Y,  m[8]*=Z;
-            m[1]*=X, m[5]*=Y,  m[9]*=Z;
-            m[2]*=X, m[6]*=Y, m[10]*=Z;
-            m[3]*=X, m[7]*=Y, m[11]*=Z;
-         }
-
-         /*=================== scaleAll =================== */
-
-         function scaleAll(m, X) {
-            m[0]*=X, m[4]*=X,  m[8]*=X;
-            m[1]*=X, m[5]*=X,  m[9]*=X;
-            m[2]*=X, m[6]*=X, m[10]*=X;
-            m[3]*=X, m[7]*=X, m[11]*=X;
-         }
-
-         /*=================== scaleZ =================== */
-
-         function scaleZ(m, Z) {
-             m[8] *= Z;
-             m[9] *= Z;
-            m[10] *= Z;
-            m[11] *= Z;
-         }
-
-         /*=================== mat_transpose =================== */
-
-         function mat_transpose( m) {
-           return [
-            m[0], m[4],  m[8],  m[12],
-            m[1], m[5],  m[9],  m[13],
-            m[2], m[6], m[10],  m[14],
-            m[3], m[7], m[11],  m[15]
-            ];
-         }
-
-         /*=================== dot_prod =================== */
-
-         function dot_prod(b, sb, c, sc) {
-           return b[sb]*c[sc]+
-                  b[sb+4]*c[sc+1]+
-                  b[sb+8]*c[sc+2]+
-                  b[sb+12]*c[sc+3];
-         }
-
-         /*=================== mat_mult =================== */
-
-         function mat_mult(b, c) {
-           return [
-            dot_prod(b,0,c,0), dot_prod(b,1,c,0), dot_prod(b,2,c,0), dot_prod(b,3,c,0),
-            dot_prod(b,0,c,1), dot_prod(b,1,c,1), dot_prod(b,2,c,0), dot_prod(b,3,c,1),
-            dot_prod(b,0,c,2), dot_prod(b,1,c,2), dot_prod(b,2,c,0), dot_prod(b,3,c,2),
-            dot_prod(b,0,c,3), dot_prod(b,1,c,3), dot_prod(b,2,c,0), dot_prod(b,3,c,3)
-            ];
-         }
-
-         /*=================== mat_inverse =================== */
-
-         function mat_inverse(a) {
-           var a00 = a[0], a01 = a[1], a02 = a[2], a03 = a[3];
-           var a10 = a[4], a11 = a[5], a12 = a[6], a13 = a[7];
-           var a20 = a[8], a21 = a[9], a22 = a[10], a23 = a[11];
-           var a30 = a[12], a31 = a[13], a32 = a[14], a33 = a[15];
-           var b00 = a00 * a11 - a01 * a10;
-           var b01 = a00 * a12 - a02 * a10;
-           var b02 = a00 * a13 - a03 * a10;
-           var b03 = a01 * a12 - a02 * a11;
-           var b04 = a01 * a13 - a03 * a11;
-           var b05 = a02 * a13 - a03 * a12;
-           var b06 = a20 * a31 - a21 * a30;
-           var b07 = a20 * a32 - a22 * a30;
-           var b08 = a20 * a33 - a23 * a30;
-           var b09 = a21 * a32 - a22 * a31;
-           var b10 = a21 * a33 - a23 * a31;
-           var b11 = a22 * a33 - a23 * a32;
-
-          var det = b00 * b11 - b01 * b10 + b02 * b09 + b03 * b08 - b04 * b07 + b05 * b06;
-          if(det==0.0)det=1.0;
-          det = 1.0 / det;
-          var out0 = (a11 * b11 - a12 * b10 + a13 * b09) * det;
-          var out1 = (a02 * b10 - a01 * b11 - a03 * b09) * det;
-          var out2 = (a31 * b05 - a32 * b04 + a33 * b03) * det;
-          var out3 = (a22 * b04 - a21 * b05 - a23 * b03) * det;
-          var out4 = (a12 * b08 - a10 * b11 - a13 * b07) * det;
-          var out5 = (a00 * b11 - a02 * b08 + a03 * b07) * det;
-          var out6 = (a32 * b02 - a30 * b05 - a33 * b01) * det;
-          var out7 = (a20 * b05 - a22 * b02 + a23 * b01) * det;
-          var out8 = (a10 * b10 - a11 * b08 + a13 * b06) * det;
-          var out9 = (a01 * b08 - a00 * b10 - a03 * b06) * det;
-          var out10 = (a30 * b04 - a31 * b02 + a33 * b00) * det;
-          var out11 = (a21 * b02 - a20 * b04 - a23 * b00) * det;
-          var out12 = (a11 * b07 - a10 * b09 - a12 * b06) * det;
-          var out13 = (a00 * b09 - a01 * b07 + a02 * b06) * det;
-          var out14 = (a31 * b01 - a30 * b03 - a32 * b00) * det;
-          var out15 = (a20 * b03 - a21 * b01 + a22 * b00) * det;
-          return [
-            out0,  out1,  out2,  out3,
-            out4,  out5,  out6,  out7,
-            out8,  out9, out10, out11,
-           out12, out13, out14, out15
-           ];
-
-         }
-
-         /*=================== get_bndf_node_frame =================== */
-
-         function get_bndf_node_frame(frame) {
-           var i;
-
-           for (i=0; i<frame_size_bndf_node; i++){
-             if(bndf_node_file_ready == 1){
-               textures_bndf_node[i] = textures_bndf_node_data[frame_size_bndf_node*frame+i]/255.0;
-             }
-             else{
-               textures_bndf_node[i] = 128/255.0;
-             }
-           }
-         }
-
-         /*=================== get_slice_node_frame =================== */
-
-         function get_slice_node_frame(frame) {
-           var i;
-
-           for (i=0; i<frame_size_slice_node; i++){
-             if(slice_node_file_ready == 1){
-               textures_slice_node[i] = textures_slice_node_data[frame_size_slice_node*frame+i]/255.0;
-             }
-             else{
-               textures_slice_node[i] = 128/255.0;
-             }
-           }
-         }
-
-         /*=================== get_slice_cell_frame =================== */
-
-         function get_slice_cell_frame(frame) {
-           var i;
-
-           for (i=0; i<frame_size_slice_cell; i++){
-             if(slice_cell_file_ready == 1){
-               textures_slice_cell[i] = textures_slice_cell_data[frame_size_slice_cell*frame+i]/255.0;
-             }
-             else{
-               textures_slice_cell[i] = 128/255.0;
-             }
-           }
-         }
-
-         /*=================== get_slice_geom_frame =================== */
-
-         function get_slice_geom_frame(frame) {
-           var i;
-
-           for (i=0; i<frame_size_slice_geom; i++){
-             if(slice_geom_file_ready == 1){
-               textures_slice_geom[i] = textures_slice_geom_data[frame_size_slice_geom*frame+i]/255.0;
-             }
-             else{
-               textures_slice_geom[i] = 128/255.0;
-             }
-           }
-         }
-
-         /*=================== get_part_frame =================== */
-
-         function get_part_frame(frame) {
-           var i;
-
-           var partframe=frame;
-           if(partframe>npart_frames-1)partframe=npart_frames-1;
-           part_frame_size=part_sizes[partframe];
-           var part_frame_offset=3*part_offsets[partframe];
-           for (i=0; i<part_frame_size; i++){
-             vertices_part[3*i+0] = vertices_part_data[part_frame_offset+3*i+0];
-             vertices_part[3*i+1] = vertices_part_data[part_frame_offset+3*i+1];
-             vertices_part[3*i+2] = vertices_part_data[part_frame_offset+3*i+2];
-             colors_part[3*i+0]   = colors_part_data[part_frame_offset+3*i+0];
-             colors_part[3*i+1]   = colors_part_data[part_frame_offset+3*i+1];
-             colors_part[3*i+2]   = colors_part_data[part_frame_offset+3*i+2];
-           }
-         }
-
-
-         /*=================== SetTime =================== */
-
-         function SetTime(option) {
-           if(option==-2){
-             time_option=option;
-           }
-           else if(option==-1){
-             time_option=option;
-           }
-           else if(option==0){
-             if(time_option==3){
-               time_option=0;
-               document.getElementById("buttonPauseResume").innerHTML= "Resume "+iframe;
-               document.getElementById("buttonPauseResume").style.width = "125px";
-             }
-             else{
-               time_option=3;
-               document.getElementById("buttonPauseResume").innerHTML= "Pause "+iframe;
-               document.getElementById("buttonPauseResume").style.width = "125px";
-             }
-           }
-           else if(option==1){
-             time_option=option;
-           }
-           else if(option==2){
-             time_option=option;
-           }
-         }
-
-         /*=================== Reset =================== */
-
-         function Reset(option) {
-           PHI=0.0;
-           THETA=0.0;
-           dX = 0;
-           dY = 0;
-           dKEYx=0;
-           dKEYy=0;
-           dKEYz=0;
-         }
-
-         /*=================== EnterVr =================== */
-
-         function EnterVR(option) {
-           scene_vr = 1 - scene_vr;
-         }
-
-         /*=================== ShowHide =================== */
-
-         function ShowHide(show_var) {
-           return 1 - show_var;
-         }
-
-         var THETA = 0, PHI = 0;
-         var time_old = 0;
-         var iframe = 0;
-         var time_option=3;
-
-         function render(time){
-           if(scene_vr == 1){
-             animate(time,-1);
-             animate(time,1);
-           }
-           else{
-             animate(time,0);
-           }
-           window.requestAnimationFrame(render);
-         }
-         render(0);
-
-         /*=================== animate =================== */
-
-         function animate(time,port) {
-            var dt = time-time_old;
-            var background_color=0.85
-
-            //set model matrix to the identity
-
-             mo_matrix[0] = 1,  mo_matrix[1] = 0,  mo_matrix[2] = 0,  mo_matrix[3] = 0,
-             mo_matrix[4] = 0,  mo_matrix[5] = 1,  mo_matrix[6] = 0,  mo_matrix[7] = 0,
-             mo_matrix[8] = 0,  mo_matrix[9] = 0, mo_matrix[10] = 1, mo_matrix[11] = 0,
-            mo_matrix[12] = 0, mo_matrix[13] = 0, mo_matrix[14] = 0, mo_matrix[15] = 1;
-
-// rotate 90 deg to be consistent with smokeview
-            rotateX(mo_matrix, -1.57078);
-
-// scale scene by 1/2 if in VR mode
-            if(port != 0){
-              scaleZ(mo_matrix,0.5);
-            }
-
-// scale and translate to be consistent with smokeview
-            var scale=1.5;
-            var min_xz=2.0*Math.min(xcen,zcen);
-            translateXYZ(mo_matrix, -scale*xcen/min_xz, -scale*ycen, -scale*zcen/min_xz);
-            scaleAll(mo_matrix, scale/min_xz) ;
-
-// translate
-            translateXYZ(mo_matrix, dKEYx, dKEYy, dKEYz);
-
-// rotate (translate to origin first)
-            translateXYZ(mo_matrix, xcen, ycen, zcen);
-            rotateX(mo_matrix, PHI);
-            rotateZ(mo_matrix, THETA);
-            translateXYZ(mo_matrix, -xcen, -ycen, -zcen);
-
-            normal_matrix = mat_inverse(mo_matrix);
-            normal_matrix = mat_transpose(normal_matrix);
-
-            time_old = time;
-            gl.enable(gl.DEPTH_TEST);
-
-            if(port!=1){
-              gl.clearColor(background_color, background_color, background_color, 1.0);
-              gl.clearDepth(1.0);
-            }
-            if(port==-1){
-              //let frameData = new VRFrameData()
-              //let vrDisplay.getFrameData(frameData);
-              gl.viewport(0.0, 0.0, canvas.width/2, canvas.height);
-              gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
-            }
-            else if(port==0){
-              gl.viewport(0.0, 0.0, canvas.width, canvas.height);
-              gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
-            }
-            else if(port==1){
-              //let frameData = new VRFrameData()
-             // let vrDisplay.getFrameData(frameData);
-              gl.viewport(canvas.width/2, 0.0, canvas.width/2, canvas.height);
-            }
-
-// draw blockage triangles
-
-            if(show_blockages==1){
-              gl.useProgram(shaderprogram_obst_lit);
-              gl.uniformMatrix4fv(_Pmatrix_obst_lit, false, proj_matrix);
-              gl.uniformMatrix4fv(_Vmatrix_obst_lit, false, view_matrix);
-              gl.uniformMatrix4fv(_Mmatrix_obst_lit, false, mo_matrix);
-              gl.uniformMatrix4fv(_normal_matrix_obst_lit, false, normal_matrix);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_obst_lit);
-              var _position_obst_lit = gl.getAttribLocation(shaderprogram_obst_lit, "position");
-              gl.vertexAttribPointer(_position_obst_lit, 3, gl.FLOAT, false,0,0);
-              gl.enableVertexAttribArray(_position_obst_lit);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_colors_obst_lit);
-              var _color_obst_lit = gl.getAttribLocation(shaderprogram_obst_lit, "color");
-              gl.vertexAttribPointer(_color_obst_lit, 3, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_color_obst_lit);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_normals_obst_lit);
-              var _normal_obst_lit = gl.getAttribLocation(shaderprogram_obst_lit, "normal");
-              gl.vertexAttribPointer(_normal_obst_lit, 3, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_normal_obst_lit);
-
-              gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_obst_lit);
-
-              if(ext_32bit==null){
-                gl.drawElements(gl.TRIANGLES, indices_obst_lit.length, gl.UNSIGNED_SHORT, 0);
-              }
-              else{
-                gl.drawElements(gl.TRIANGLES, indices_obst_lit.length, gl.UNSIGNED_INT, 0);
-              }
-            }
-
-// draw geom triangles
-
-            if(show_geom==1){
-              gl.useProgram(shaderprogram_geom_lit);
-              gl.uniformMatrix4fv(_Pmatrix_geom_lit, false, proj_matrix);
-              gl.uniformMatrix4fv(_Vmatrix_geom_lit, false, view_matrix);
-              gl.uniformMatrix4fv(_Mmatrix_geom_lit, false, mo_matrix);
-              gl.uniformMatrix4fv(_normal_matrix_geom_lit, false, normal_matrix);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_geom_lit);
-              var _position_geom_lit = gl.getAttribLocation(shaderprogram_geom_lit, "position");
-              gl.vertexAttribPointer(_position_geom_lit, 3, gl.FLOAT, false,0,0);
-              gl.enableVertexAttribArray(_position_geom_lit);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_colors_geom_lit);
-              var _color_geom_lit = gl.getAttribLocation(shaderprogram_geom_lit, "color");
-              gl.vertexAttribPointer(_color_geom_lit, 3, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_color_geom_lit);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_normals_geom_lit);
-              var _normal_geom_lit = gl.getAttribLocation(shaderprogram_geom_lit, "normal");
-              gl.vertexAttribPointer(_normal_geom_lit, 3, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_normal_geom_lit);
-
-              gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_geom_lit);
-
-              if(ext_32bit==null){
-                gl.drawElements(gl.TRIANGLES, indices_geom_lit.length, gl.UNSIGNED_SHORT, 0);
-              }
-              else{
-                gl.drawElements(gl.TRIANGLES, indices_geom_lit.length, gl.UNSIGNED_INT, 0);
-              }
-            }
-
-// draw slice node file triangles
-
-            if(slice_node_file_ready==1&&show_slice_node==1){
-              gl.useProgram(shaderprogram_slice_node);
-              gl.uniformMatrix4fv(_Pmatrix_slice_node, false, proj_matrix);
-              gl.uniformMatrix4fv(_Vmatrix_slice_node, false, view_matrix);
-              gl.uniformMatrix4fv(_Mmatrix_slice_node, false, mo_matrix);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_slice_node);
-              var _position_slice_node = gl.getAttribLocation(shaderprogram_slice_node, "position");
-              gl.vertexAttribPointer(_position_slice_node, 3, gl.FLOAT, false,0,0);
-              gl.enableVertexAttribArray(_position_slice_node);
-
-              get_slice_node_frame(iframe);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_textures_slice_node);
-              gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textures_slice_node), gl.STATIC_DRAW);
-              var _texture_coordinate_slice_node = gl.getAttribLocation(shaderprogram_slice_node, "texture_coordinate");
-              gl.vertexAttribPointer(_texture_coordinate_slice_node, 1, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_texture_coordinate_slice_node);
-
-              gl.activeTexture(gl.TEXTURE0);
-              gl.bindTexture(gl.TEXTURE_2D, texture_colorbar);
-              var texture_location = gl.getUniformLocation(shaderprogram_slice_node, "texture_colorbar_sampler");
-              gl.uniform1i(texture_location,0);
-
-              gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_slice_node);
-              if(ext_32bit==null){
-                gl.drawElements(gl.TRIANGLES, indices_slice_node.length, gl.UNSIGNED_SHORT, 0);
-              }
-              else{
-                gl.drawElements(gl.TRIANGLES, indices_slice_node.length, gl.UNSIGNED_INT, 0);
-              }
-            }
-
-// draw slice cell file triangles
-
-            if(slice_cell_file_ready==1&&show_slice_cell==1){
-              gl.useProgram(shaderprogram_slice_cell);
-              gl.uniformMatrix4fv(_Pmatrix_slice_cell, false, proj_matrix);
-              gl.uniformMatrix4fv(_Vmatrix_slice_cell, false, view_matrix);
-              gl.uniformMatrix4fv(_Mmatrix_slice_cell, false, mo_matrix);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_slice_cell);
-              var _position_slice_cell = gl.getAttribLocation(shaderprogram_slice_cell, "position");
-              gl.vertexAttribPointer(_position_slice_cell, 3, gl.FLOAT, false,0,0);
-              gl.enableVertexAttribArray(_position_slice_cell);
-
-              get_slice_cell_frame(iframe);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_textures_slice_cell);
-              gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textures_slice_cell), gl.STATIC_DRAW);
-              var _texture_coordinate_slice_cell = gl.getAttribLocation(shaderprogram_slice_cell, "texture_coordinate");
-              gl.vertexAttribPointer(_texture_coordinate_slice_cell, 1, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_texture_coordinate_slice_cell);
-
-              gl.activeTexture(gl.TEXTURE0);
-              gl.bindTexture(gl.TEXTURE_2D, texture_colorbar);
-              var texture_location = gl.getUniformLocation(shaderprogram_slice_cell, "texture_colorbar_sampler");
-              gl.uniform1i(texture_location,0);
-
-              gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_slice_cell);
-              if(ext_32bit==null){
-                gl.drawElements(gl.TRIANGLES, indices_slice_cell.length, gl.UNSIGNED_SHORT, 0);
-              }
-              else{
-                gl.drawElements(gl.TRIANGLES, indices_slice_cell.length, gl.UNSIGNED_INT, 0);
-              }
-            }
-
-// draw slice geom file triangles
-
-            if(slice_geom_file_ready==1&&show_slice_geom==1){
-              gl.useProgram(shaderprogram_slice_geom);
-              gl.uniformMatrix4fv(_Pmatrix_slice_geom, false, proj_matrix);
-              gl.uniformMatrix4fv(_Vmatrix_slice_geom, false, view_matrix);
-              gl.uniformMatrix4fv(_Mmatrix_slice_geom, false, mo_matrix);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_slice_geom);
-              var _position_slice_geom = gl.getAttribLocation(shaderprogram_slice_geom, "position");
-              gl.vertexAttribPointer(_position_slice_geom, 3, gl.FLOAT, false,0,0);
-              gl.enableVertexAttribArray(_position_slice_geom);
-
-              get_slice_geom_frame(iframe);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_textures_slice_geom);
-              gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textures_slice_geom), gl.STATIC_DRAW);
-              var _texture_coordinate_slice_geom = gl.getAttribLocation(shaderprogram_slice_geom, "texture_coordinate");
-              gl.vertexAttribPointer(_texture_coordinate_slice_geom, 1, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_texture_coordinate_slice_geom);
-
-              gl.activeTexture(gl.TEXTURE0);
-              gl.bindTexture(gl.TEXTURE_2D, texture_colorbar);
-              var texture_location = gl.getUniformLocation(shaderprogram_slice_geom, "texture_colorbar_sampler");
-              gl.uniform1i(texture_location,0);
-
-              gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_slice_geom);
-              if(ext_32bit==null){
-                gl.drawElements(gl.TRIANGLES, indices_slice_geom.length, gl.UNSIGNED_SHORT, 0);
-              }
-              else{
-                gl.drawElements(gl.TRIANGLES, indices_slice_geom.length, gl.UNSIGNED_INT, 0);
-              }
-            }
-
-
-// draw boundary file triangles
-
-            if(bndf_node_file_ready==1&&show_bndf_node==1){
-              gl.useProgram(shaderprogram_bndf_node);
-              gl.uniformMatrix4fv(_Pmatrix_bndf_node, false, proj_matrix);
-              gl.uniformMatrix4fv(_Vmatrix_bndf_node, false, view_matrix);
-              gl.uniformMatrix4fv(_Mmatrix_bndf_node, false, mo_matrix);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_bndf_node);
-              var _position_bndf_node = gl.getAttribLocation(shaderprogram_bndf_node, "position");
-              gl.vertexAttribPointer(_position_bndf_node, 3, gl.FLOAT, false,0,0);
-              gl.enableVertexAttribArray(_position_bndf_node);
-
-              get_bndf_node_frame(iframe);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_textures_bndf_node);
-              gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textures_bndf_node), gl.STATIC_DRAW);
-              var _texture_coordinate_bndf_node = gl.getAttribLocation(shaderprogram_bndf_node, "texture_coordinate");
-              gl.vertexAttribPointer(_texture_coordinate_bndf_node, 1, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_texture_coordinate_bndf_node);
-
-              gl.activeTexture(gl.TEXTURE0);
-              gl.bindTexture(gl.TEXTURE_2D, texture_colorbar);
-              var texture_location = gl.getUniformLocation(shaderprogram_bndf_node, "texture_colorbar_sampler");
-              gl.uniform1i(texture_location,0);
-
-              gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_bndf_node);
-              if(ext_32bit==null){
-                gl.drawElements(gl.TRIANGLES, indices_bndf_node.length, gl.UNSIGNED_SHORT, 0);
-              }
-              else{
-                gl.drawElements(gl.TRIANGLES, indices_bndf_node.length, gl.UNSIGNED_INT, 0);
-              }
-            }
-
-// draw outlines
-
-            if(show_outlines==1){
-              gl.useProgram(shaderprogram_line);
-              gl.uniformMatrix4fv(_Pmatrix_line, false, proj_matrix);
-              gl.uniformMatrix4fv(_Vmatrix_line, false, view_matrix);
-              gl.uniformMatrix4fv(_Mmatrix_line, false, mo_matrix);
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_line);
-              var _position_line = gl.getAttribLocation(shaderprogram_line, "position");
-              gl.vertexAttribPointer(_position_line, 3, gl.FLOAT, false,0,0);
-              gl.enableVertexAttribArray(_position_line);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_colors_line);
-              var _color_line = gl.getAttribLocation(shaderprogram_line, "color");
-              gl.vertexAttribPointer(_color_line, 3, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_color_line);
-
-              gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_line);
-              if(ext_32bit==null){
-                gl.drawElements(gl.LINES, indices_line.length, gl.UNSIGNED_SHORT, 0);
-              }
-              else{
-                gl.drawElements(gl.LINES, indices_line.length, gl.UNSIGNED_INT, 0);
-              }
-            }
-
-// draw particles
-
-            if(part_file_ready==1&&show_part==1){
-              gl.useProgram(shaderprogram_part);
-              gl.uniformMatrix4fv(_Pmatrix_part, false, proj_matrix);
-              gl.uniformMatrix4fv(_Vmatrix_part, false, view_matrix);
-              gl.uniformMatrix4fv(_Mmatrix_part, false, mo_matrix);
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_part);
-              var _position_part = gl.getAttribLocation(shaderprogram_part, "position");
-              gl.vertexAttribPointer(_position_part, 3, gl.FLOAT, false,0,0);
-              gl.enableVertexAttribArray(_position_part);
-
-              get_part_frame(iframe);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_vertices_part);
-              gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices_part), gl.STATIC_DRAW);
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_colors_part);
-              gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(colors_part), gl.STATIC_DRAW);
-
-
-              gl.bindBuffer(gl.ARRAY_BUFFER, buffer_colors_part);
-              var _color_part = gl.getAttribLocation(shaderprogram_part, "color");
-              gl.vertexAttribPointer(_color_part, 3, gl.FLOAT, false,0,0) ;
-              gl.enableVertexAttribArray(_color_part);
-
-              gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, buffer_indices_part);
-              if(ext_32bit==null){
-                gl.drawElements(gl.POINTS, part_frame_size, gl.UNSIGNED_SHORT, 0);
-              }
-              else{
-                gl.drawElements(gl.POINTS, part_frame_size, gl.UNSIGNED_INT, 0);
-              }
-            }
-
-            if(time_option==3){
-              iframe++;
-            }
-            else if(time_option==-2){
-              iframe=0;
-              time_option=0;
-            }
-            else if(time_option==-1){
-              iframe--;
-              time_option=0;
-            }
-            else if(time_option==1){
-              iframe++;
-              time_option=0;
-            }
-            else if(time_option==2){
-              iframe=nframes-1;
-              time_option=0;
-            }
-
-            if(iframe<0)iframe=nframes-1;
-            if(iframe>nframes-1)iframe=0;
-            if(nframes>1){
-              if(time_option==3){
-                document.getElementById("buttonPauseResume").innerHTML= "Pause "+iframe;
-              }
-              else{
-                document.getElementById("buttonPauseResume").innerHTML= "Resume "+iframe;
-              }
-              document.getElementById("buttonPauseResume").style.width = "125px";
-            }
-         }
-      </script>
-
-   </body>
-</html>
\ No newline at end of file
