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| 1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" | |
| 2 "http://www.w3.org/TR/html4/loose.dtd"> | |
| 3 <html> | |
| 4 <head> | |
| 5 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> | |
| 6 <title>WebGL uniformMatrix Conformance Tests</title> | |
| 7 <script src="../../../resources/js-test.js"></script> | |
| 8 <script src="resources/webgl-test.js"></script> | |
| 9 </head> | |
| 10 <body> | |
| 11 <div id="description"></div> | |
| 12 <div id="console"></div> | |
| 13 <canvas id="example" width="2" height="2"> </canvas> | |
| 14 | |
| 15 <script id="vshader" type="x-shader/x-vertex"> | |
| 16 attribute vec4 vPosition; | |
| 17 uniform mat4 world4; | |
| 18 uniform mat3 world3; | |
| 19 uniform mat2 world2; | |
| 20 void main() | |
| 21 { | |
| 22 gl_Position = vec4(vPosition.xyz, world3[0].x + world2[0].x) * world4; | |
| 23 } | |
| 24 </script> | |
| 25 | |
| 26 <script id="fshader" type="x-shader/x-fragment"> | |
| 27 void main() | |
| 28 { | |
| 29 gl_FragColor = vec4(1.0,0.0,0.0,1.0); | |
| 30 } | |
| 31 </script> | |
| 32 | |
| 33 <script> | |
| 34 description("This test ensures WebGL implementations handle uniformMatrix in a O
penGL ES 2.0 spec compliant way"); | |
| 35 | |
| 36 debug(""); | |
| 37 debug("Checking gl.uniformMatrix."); | |
| 38 | |
| 39 if (window.internals) | |
| 40 window.internals.settings.setWebGLErrorsToConsoleEnabled(false); | |
| 41 | |
| 42 gl = initWebGL("example", "vshader", "fshader", [ "vPosition"], [ 0, 0, 0, 1 ],
1); | |
| 43 for (var ii = 2; ii <= 4; ++ii) { | |
| 44 var loc = gl.getUniformLocation(gl.program, "world" + ii); | |
| 45 var matLess = []; | |
| 46 for (var jj = 0; jj < ii; ++jj) { | |
| 47 for (var ll = 0; ll < ii; ++ll) { | |
| 48 if (jj == ii - 1 && ll == ii - 1) | |
| 49 continue; | |
| 50 matLess[jj * ii + ll] = (jj == ll) ? 1 : 0; | |
| 51 } | |
| 52 } | |
| 53 var mat = matLess.concat([1]); | |
| 54 var matMore = mat.concat([1]); | |
| 55 name = "uniformMatrix" + ii + "fv"; | |
| 56 gl[name](loc, false, matLess); | |
| 57 glErrorShouldBe(gl, gl.INVALID_VALUE, "should fail with insufficient array siz
e for " + name); | |
| 58 gl[name](loc, false, mat); | |
| 59 glErrorShouldBe(gl, gl.NO_ERROR, "should succeed with correct array size for "
+ name); | |
| 60 gl[name](loc, false, matMore); | |
| 61 glErrorShouldBe(gl, gl.INVALID_VALUE, "should fail with more than 1 array size
for " + name); | |
| 62 | |
| 63 mat[ii * ii - 1] = 1; | |
| 64 gl[name](loc, false, mat); | |
| 65 glErrorShouldBe(gl, gl.NO_ERROR, "can call " + name + "with transpose = false"
); | |
| 66 gl[name](loc, true, mat); | |
| 67 glErrorShouldBe(gl, gl.INVALID_VALUE, name + " should return INVALID_VALUE wit
h transpose = true"); | |
| 68 } | |
| 69 | |
| 70 debug(""); | |
| 71 | |
| 72 </script> | |
| 73 | |
| 74 </body> | |
| 75 </html> | |
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Chromium Code Reviews
Issue 1601093008:
Remove duplicated WebGL layout tests. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master