The Tor Browser / file comparison
comparison: content/canvas/test/webgl-conformance/conformance/glsl/variables/gl-frontfacing.html
content/canvas/test/webgl-conformance/conformance/glsl/variables/gl-frontfacing.html
- changeset 0
- 6474c204b198
equal
deleted
inserted
replaced
| -1:000000000000 | 0:6c9cf1f0d6ec |
|---|---|
| 1 <!-- | |
| 2 Copyright (c) 2011 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> | |
| 7 <html> | |
| 8 <head> | |
| 9 <meta charset="utf-8"> | |
| 10 <title>gl-fragcoord Test</title> | |
| 11 <link rel="stylesheet" href="../../../resources/js-test-style.css"/> | |
| 12 <script src="../../../resources/js-test-pre.js"></script> | |
| 13 <script src="../../resources/webgl-test.js"> </script> | |
| 14 <script src="../../resources/webgl-test-utils.js"> </script> | |
| 15 </head> | |
| 16 <body> | |
| 17 <canvas id="example" width="32" height="32"> | |
| 18 </canvas> | |
| 19 <div id="description"></div> | |
| 20 <div id="console"></div> | |
| 21 <script id="vshader" type="x-shader/x-vertex"> | |
| 22 attribute vec4 vPosition; | |
| 23 void main() | |
| 24 { | |
| 25 gl_Position = vPosition; | |
| 26 } | |
| 27 </script> | |
| 28 | |
| 29 <script id="fshader" type="x-shader/x-fragment"> | |
| 30 precision mediump float; | |
| 31 void main() | |
| 32 { | |
| 33 gl_FragColor = vec4( | |
| 34 gl_FrontFacing ? 1.0 : 0.0, | |
| 35 gl_FrontFacing ? 0.0 : 1.0, | |
| 36 0, | |
| 37 1); | |
| 38 } | |
| 39 </script> | |
| 40 | |
| 41 <script> | |
| 42 function init() | |
| 43 { | |
| 44 if (window.initNonKhronosFramework) { | |
| 45 window.initNonKhronosFramework(false); | |
| 46 } | |
| 47 | |
| 48 description("tests gl_FrontFacing"); | |
| 49 | |
| 50 wtu = WebGLTestUtils; | |
| 51 gl = initWebGL("example", "vshader", "fshader", [ "vPosition"], [ 0, 0, 0, 1 ], 1); | |
| 52 | |
| 53 var gridRes = 4; | |
| 54 wtu.setupQuad(gl, gridRes, 0, true); | |
| 55 | |
| 56 gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT); | |
| 57 gl.drawElements(gl.TRIANGLES, gridRes * gridRes * 6, gl.UNSIGNED_SHORT, 0); | |
| 58 wtu.glErrorShouldBe(gl, gl.NO_ERROR, "no errors from draw"); | |
| 59 | |
| 60 var step = 32 / gridRes; | |
| 61 var halfStep = step / 2; | |
| 62 var quarterStep = halfStep / 2; | |
| 63 for (var xx = 0; xx < 32; xx += step) { | |
| 64 for (var yy = 0; yy < 32; yy += step) { | |
| 65 for (var ii = 0; ii < 2; ++ii) { | |
| 66 var color = [ | |
| 67 ii == 0 ? 255 : 0, | |
| 68 ii == 0 ? 0 : 255, | |
| 69 0 | |
| 70 ]; | |
| 71 var msg = "should be " + color; | |
| 72 wtu.checkCanvasRect( | |
| 73 gl, | |
| 74 xx + quarterStep + halfStep * ii, | |
| 75 yy + quarterStep + halfStep * ii, | |
| 76 1, 1, color, msg, 4); | |
| 77 } | |
| 78 } | |
| 79 } | |
| 80 } | |
| 81 | |
| 82 init(); | |
| 83 successfullyParsed = true; | |
| 84 </script> | |
| 85 <script>finishTest();</script> | |
| 86 | |
| 87 </body> | |
| 88 </html> |
