| <!-- |
| |
| /* |
| ** Copyright (c) 2012 The Khronos Group Inc. |
| ** |
| ** Permission is hereby granted, free of charge, to any person obtaining a |
| ** copy of this software and/or associated documentation files (the |
| ** "Materials"), to deal in the Materials without restriction, including |
| ** without limitation the rights to use, copy, modify, merge, publish, |
| ** distribute, sublicense, and/or sell copies of the Materials, and to |
| ** permit persons to whom the Materials are furnished to do so, subject to |
| ** the following conditions: |
| ** |
| ** The above copyright notice and this permission notice shall be included |
| ** in all copies or substantial portions of the Materials. |
| ** |
| ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
| */ |
| |
| --> |
| |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>WebGL Information</title> |
| <script src="../../demos/common/webgl-utils.js"> </script> |
| <script> |
| "use strict"; |
| window.onload = main; |
| |
| function createCell(txt) { |
| var str = txt.toString(); |
| if (typeof txt != 'string') { |
| if (txt.length !== undefined) { |
| str = ""; |
| for (var ii = 0; ii < txt.length; ++ii) { |
| str += (ii == 0 ? "" : ", ") + txt[ii]; |
| } |
| } |
| } |
| var t = document.createTextNode(str); |
| var d = document.createElement("div"); |
| var td = document.createElement("td"); |
| d.appendChild(t); |
| td.appendChild(d); |
| return td; |
| } |
| |
| function main() { |
| var canvas = document.getElementById("example"); |
| var gl = WebGLUtils.setupWebGL(canvas); |
| if (!gl) { |
| return; |
| } |
| |
| var pnames = [ |
| 'VERSION', |
| 'VENDOR', |
| 'RENDERER', |
| 'MAX_COMBINED_TEXTURE_IMAGE_UNITS', |
| 'MAX_CUBE_MAP_TEXTURE_SIZE', |
| 'MAX_FRAGMENT_UNIFORM_VECTORS', |
| 'MAX_RENDERBUFFER_SIZE', |
| 'MAX_TEXTURE_IMAGE_UNITS', |
| 'MAX_TEXTURE_SIZE', |
| 'MAX_VARYING_VECTORS', |
| 'MAX_VERTEX_ATTRIBS', |
| 'MAX_VERTEX_TEXTURE_IMAGE_UNITS', |
| 'MAX_VERTEX_UNIFORM_VECTORS', |
| 'MAX_VIEWPORT_DIMS' |
| ]; |
| var table = document.createElement("table"); |
| var tb = document.createElement("tbody"); |
| for (var ii = 0; ii < pnames.length; ++ii) { |
| var pname = pnames[ii]; |
| var value = gl.getParameter(gl[pname]); |
| var tr = document.createElement("tr"); |
| var td1 = createCell(pname); |
| var td2 = createCell(value); |
| tr.appendChild(td1); |
| tr.appendChild(td2); |
| tb.appendChild(tr); |
| } |
| table.appendChild(tb); |
| document.getElementById("info").appendChild(table); |
| } |
| </script> |
| </head> |
| <body> |
| <h1>WebGL Info</h1> |
| <div id="info"></div> |
| <canvas id="example" width="256" height="16" style="width: 256px; height: 48px;"></canvas> |
| </body> |
| </html> |
| |
