| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> | |
| <html> | |
| <head> | |
|   <title>Graph 3D animation moving dots</title> | |
| 
 | |
|   <style> | |
|     body {font: 10pt arial;} | |
|   </style> | |
| 
 | |
|   <script type="text/javascript" src="../../dist/vis.js"></script> | |
| 
 | |
|   <script type="text/javascript"> | |
|     var data = null; | |
|     var graph = null; | |
| 
 | |
|     // Called when the Visualization API is loaded. | |
|     function drawVisualization() { | |
|       // create the data table. | |
|       data = new vis.DataSet(); | |
| 
 | |
|       // create some shortcuts to math functions | |
|       var sin = Math.sin; | |
|       var cos = Math.cos; | |
|       var pi = Math.PI; | |
| 
 | |
|       // create the animation data | |
|       var tmax = 2.0 * pi; | |
|       var tstep = tmax / 75; | |
|       var dotCount = 1;  // set this to 1, 2, 3, 4, ... | |
|       for (var t = 0; t < tmax; t += tstep) { | |
|         var tgroup = parseFloat(t.toFixed(2)); | |
|         var value = t; | |
| 
 | |
|         // a dot in the center | |
|         data.add( {x:0,y:0,z:0,filter:tgroup,style:value}); | |
| 
 | |
|         // one or multiple dots moving around the center | |
|         for (var dot = 0; dot < dotCount; dot++) { | |
|           var tdot = t + 2*pi * dot / dotCount; | |
|           data.add( {x:sin(tdot),y:cos(tdot),z:sin(tdot),filter:tgroup,style:value}); | |
|           data.add( {x:sin(tdot),y:-cos(tdot),z:sin(tdot + tmax*1/2),filter:tgroup,style:value}); | |
|         } | |
|       } | |
| 
 | |
|       // specify options | |
|       var options = { | |
|         width:  '600px', | |
|         height: '600px', | |
|         style: 'dot-color', | |
|         showPerspective: true, | |
|         showGrid: true, | |
|         keepAspectRatio: true, | |
|         verticalRatio: 1.0, | |
|         animationInterval: 35, // milliseconds | |
|         animationPreload: false, | |
|         animationAutoStart: true, | |
|         legendLabel: 'color value', | |
|         cameraPosition: { | |
|           horizontal: 2.7, | |
|           vertical: 0.0, | |
|           distance: 1.65 | |
|         } | |
|       }; | |
| 
 | |
|       // create our graph | |
|       var container = document.getElementById('mygraph'); | |
|       graph = new vis.Graph3d(container, data, options); | |
|     } | |
|   </script> | |
| </head> | |
| 
 | |
| <body onload="drawVisualization();"> | |
| <div id="mygraph"></div> | |
| 
 | |
| <div id="info"></div> | |
| </body> | |
| </html>
 |