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| 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>WebGL uniformMatrix Conformance Tests</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 </head> | |
| 15 <body> | |
| 16 <div id="description"></div> | |
| 17 <div id="console"></div> | |
| 18 <canvas id="example" width="2" height="2"> </canvas> | |
| 19 | |
| 20 <script id="vshader" type="x-shader/x-vertex"> | |
| 21 attribute vec4 vPosition; | |
| 22 uniform mat4 world4; | |
| 23 uniform mat3 world3; | |
| 24 uniform mat2 world2; | |
| 25 void main() | |
| 26 { | |
| 27 gl_Position = vec4(vPosition.xyz, world3[0].x + world2[0].x) * world4; | |
| 28 } | |
| 29 </script> | |
| 30 | |
| 31 <script id="fshader" type="x-shader/x-fragment"> | |
| 32 void main() | |
| 33 { | |
| 34 gl_FragColor = vec4(1.0,0.0,0.0,1.0); | |
| 35 } | |
| 36 </script> | |
| 37 | |
| 38 <script> | |
| 39 description("This test ensures WebGL implementations handle uniformMatrix in a O
penGL ES 2.0 spec compliant way"); | |
| 40 | |
| 41 debug(""); | |
| 42 debug("Checking gl.uniformMatrix."); | |
| 43 | |
| 44 gl = initWebGL("example", "vshader", "fshader", [ "vPosition"], [ 0, 0, 0, 1 ],
1); | |
| 45 for (var ii = 2; ii <= 4; ++ii) { | |
| 46 var loc = gl.getUniformLocation(gl.program, "world" + ii); | |
| 47 var matLess = []; | |
| 48 for (var jj = 0; jj < ii; ++jj) { | |
| 49 for (var ll = 0; ll < ii; ++ll) { | |
| 50 if (jj == ii - 1 && ll == ii - 1) | |
| 51 continue; | |
| 52 matLess[jj * ii + ll] = (jj == ll) ? 1 : 0; | |
| 53 } | |
| 54 } | |
| 55 var mat = matLess.concat([1]); | |
| 56 var matMore = mat.concat([1]); | |
| 57 name = "uniformMatrix" + ii + "fv"; | |
| 58 gl[name](loc, false, matLess); | |
| 59 glErrorShouldBe(gl, gl.INVALID_VALUE, "should fail with insufficient array siz
e for " + name); | |
| 60 gl[name](loc, false, mat); | |
| 61 glErrorShouldBe(gl, gl.NO_ERROR, "should succeed with correct array size for "
+ name); | |
| 62 gl[name](loc, false, matMore); | |
| 63 glErrorShouldBe(gl, gl.INVALID_VALUE, "should fail with more than 1 array size
for " + name); | |
| 64 | |
| 65 mat[ii * ii - 1] = 1; | |
| 66 gl[name](loc, false, mat); | |
| 67 glErrorShouldBe(gl, gl.NO_ERROR, "can call " + name + "with transpose = false"
); | |
| 68 gl[name](loc, true, mat); | |
| 69 glErrorShouldBe(gl, gl.INVALID_VALUE, name + " should return INVALID_VALUE wit
h transpose = true"); | |
| 70 } | |
| 71 | |
| 72 debug(""); | |
| 73 successfullyParsed = true; | |
| 74 | |
| 75 </script> | |
| 76 <script src="../../resources/js-test-post.js"></script> | |
| 77 | |
| 78 </body> | |
| 79 </html> | |
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Chromium Code Reviews
Issue 9360034:
Remove everthing except conformance tests in the deps/third_party/webgl (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/