oes-texture-half-float-with-canvas.html (1181B)
1 <!-- 2 Copyright (c) 2019 The Khronos Group Inc. 3 Use of this source code is governed by an MIT-style license that can be 4 found in the LICENSE.txt file. 5 --> 6 7 <!DOCTYPE html> 8 <html> 9 <head> 10 <meta charset="utf-8"> 11 <link rel="stylesheet" href="../../resources/js-test-style.css"/> 12 <script src="../../js/js-test-pre.js"></script> 13 <script src="../../js/webgl-test-utils.js"></script> 14 <script src="../../js/tests/tex-image-and-sub-image-utils.js"></script> 15 <script src="../../js/tests/tex-image-and-sub-image-2d-with-canvas.js"></script> 16 <script> 17 "use strict"; 18 function testPrologue(gl) { 19 var ext = null; 20 21 if (!(ext = gl.getExtension("OES_texture_half_float"))) { 22 testPassed("No OES_texture_half_float support -- this is legal"); 23 return false; 24 } 25 26 // Required by the test harness. 27 gl.HALF_FLOAT_OES = ext.HALF_FLOAT_OES; 28 29 testPassed("Successfully enabled OES_texture_half_float extension"); 30 return true; 31 } 32 </script> 33 </head> 34 <body onload='generateTest("RGBA", "RGBA", "HALF_FLOAT_OES", testPrologue, "../../resources/")()'> 35 <canvas id="example" width="32" height="32"></canvas> 36 <div id="description"></div> 37 <div id="console"></div> 38 </body> 39 </html>