1 <html><head>
2 <script type="text/javascript" src="Sylvester.js"></script>
3 <script type="text/javascript" src="webglu.js">
4 </script>
5 <script id="vshader" type="x-shader/x-vertex">
6 attribute vec3 vertex;
7 attribute vec3 color;
8 uniform mat4 ProjectionMatrix;
9 uniform mat4 ModelViewMatrix;
10 void main(void) {
11 gl_FrontColor = vec4(color,1);
12 gl_Position = ProjectionMatrix * ModelViewMatrix * vec4(vertex, 1.0);
13 }
14 </script>
15
16 <script id="fshader" type="x-shader/x-fragment">
17 void main(void) {
18 gl_FragColor = gl_Color;
19 }
20 </script>
21
22 <script type="application/x-javascript">
23 function start() {
24 var wglu = new WGLU();
25 with (wglu) {
26 if (!initialize()) { return false; }
27 newProgram('default');
28 programs['default'].attachShaderByID('vshader');
29 programs['default'].attachShaderByID('fshader');
30 GL.clearColor(0.9, 0.9, 0.9, 1.0);
31 wglu.camera.setPosition(2,2,-3);
32 }
33 var axisLines = new WGLUObject(wglu.GL.LINES);
34 axisLines.vertexCount = 6;
35 axisLines.fillArray('vertex',
36 [[-5, 0, 0], [5,0,0],
37 [ 0,-5, 0], [0,5,0],
38 [ 0, 0,-5], [0,0,5]]);
39 axisLines.fillArray('color',
40 [wglu.red, wglu.red,
41 wglu.green,wglu.green,
42 wglu.blue, wglu.blue]);
43 setInterval(function() {
44 wglu.update();
45 wglu.draw();
46 }, 10);
47 }
48 </script></head><body onload='start()'>
49 <canvas id='canvas' width='300' height='300'></canvas>
50 </body></html>
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