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1 <!-- | |
2 Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
3 Use of this source code is governed by a BSD-style license that can be | |
4 found in the LICENSE file. | |
5 --> | |
6 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" | |
7 "http://www.w3.org/TR/html4/loose.dtd"> | |
8 <html> | |
9 <head> | |
10 <meta charset="utf-8"> | |
11 <title>WebGL Information</title> | |
12 <script src="../../demos/common/webgl-utils.js"> </script> | |
13 <script> | |
14 window.onload = main; | |
15 | |
16 function createCell(txt) { | |
17 var str = txt.toString(); | |
18 if (typeof txt != 'string') { | |
19 if (txt.length !== undefined) { | |
20 str = ""; | |
21 for (var ii = 0; ii < txt.length; ++ii) { | |
22 str += (ii == 0 ? "" : ", ") + txt[ii]; | |
23 } | |
24 } | |
25 } | |
26 var t = document.createTextNode(str); | |
27 var d = document.createElement("div"); | |
28 var td = document.createElement("td"); | |
29 d.appendChild(t); | |
30 td.appendChild(d); | |
31 return td; | |
32 } | |
33 | |
34 function main() { | |
35 var canvas = document.getElementById("example"); | |
36 var gl = WebGLUtils.setupWebGL(canvas); | |
37 if (!gl) { | |
38 return; | |
39 } | |
40 | |
41 var pnames = [ | |
42 'VERSION', | |
43 'VENDOR', | |
44 'RENDERER', | |
45 'MAX_COMBINED_TEXTURE_IMAGE_UNITS', | |
46 'MAX_CUBE_MAP_TEXTURE_SIZE', | |
47 'MAX_FRAGMENT_UNIFORM_VECTORS', | |
48 'MAX_RENDERBUFFER_SIZE', | |
49 'MAX_TEXTURE_IMAGE_UNITS', | |
50 'MAX_TEXTURE_SIZE', | |
51 'MAX_VARYING_VECTORS', | |
52 'MAX_VERTEX_ATTRIBS', | |
53 'MAX_VERTEX_TEXTURE_IMAGE_UNITS', | |
54 'MAX_VERTEX_UNIFORM_VECTORS', | |
55 'MAX_VIEWPORT_DIMS' | |
56 ]; | |
57 var table = document.createElement("table"); | |
58 var tb = document.createElement("tbody"); | |
59 for (var ii = 0; ii < pnames.length; ++ii) { | |
60 var pname = pnames[ii]; | |
61 var value = gl.getParameter(gl[pname]); | |
62 var tr = document.createElement("tr"); | |
63 var td1 = createCell(pname); | |
64 var td2 = createCell(value); | |
65 tr.appendChild(td1); | |
66 tr.appendChild(td2); | |
67 tb.appendChild(tr); | |
68 } | |
69 table.appendChild(tb); | |
70 document.getElementById("info").appendChild(table); | |
71 } | |
72 </script> | |
73 </head> | |
74 <body> | |
75 <h1>WebGL Info</h1> | |
76 <div id="info"></div> | |
77 <canvas id="example" width="256" height="16" style="width: 256px; height: 48px;"
></canvas> | |
78 </body> | |
79 </html> | |
80 | |
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