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comparison: content/canvas/test/webgl-conformance/conformance/programs/gl-get-active-uniform.html
content/canvas/test/webgl-conformance/conformance/programs/gl-get-active-uniform.html
- branch
- TOR_BUG_3246
- changeset 6
- 8bccb770b82d
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| -1:000000000000 | 0:2be5e00e2907 |
|---|---|
| 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 getActiveUniform conformance 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="16" height="16"></canvas> | |
| 18 <div id="description"></div> | |
| 19 <div id="console"></div> | |
| 20 <script id="vshader" type="x-shader/x-vertex"> | |
| 21 void main() | |
| 22 { | |
| 23 gl_Position = vec4(0, 0, 0, 1); | |
| 24 } | |
| 25 </script> | |
| 26 <script id="fshader" type="x-shader/x-fragment"> | |
| 27 precision mediump float; | |
| 28 uniform $type uniform0; | |
| 29 void main() | |
| 30 { | |
| 31 gl_FragColor = vec4(0,$access,0,1); | |
| 32 } | |
| 33 </script> | |
| 34 <script id="fshaderA" type="x-shader/x-fragment"> | |
| 35 precision mediump float; | |
| 36 uniform float uniform0; | |
| 37 void main() | |
| 38 { | |
| 39 gl_FragColor = vec4(0,uniform0,0,1); | |
| 40 } | |
| 41 </script> | |
| 42 <script id="fshaderB" type="x-shader/x-fragment"> | |
| 43 precision mediump float; | |
| 44 uniform float uniform0; | |
| 45 uniform float uniform1; | |
| 46 void main() | |
| 47 { | |
| 48 gl_FragColor = vec4(0,uniform0,uniform1,1); | |
| 49 } | |
| 50 </script> | |
| 51 <script> | |
| 52 description("Tests getActiveUniform for various types"); | |
| 53 | |
| 54 var wtu = WebGLTestUtils; | |
| 55 var gl = wtu.create3DContext("example"); | |
| 56 | |
| 57 var tests = [ | |
| 58 { glType: gl.FLOAT, size: 1, type: 'float', access: 'uniform0'}, | |
| 59 { glType: gl.FLOAT_VEC2, size: 1, type: 'vec2', access: 'uniform0[1]'}, | |
| 60 { glType: gl.FLOAT_VEC3, size: 1, type: 'vec3', access: 'uniform0[2]'}, | |
| 61 { glType: gl.FLOAT_VEC4, size: 1, type: 'vec4', access: 'uniform0[3]'}, | |
| 62 { glType: gl.FLOAT_MAT2, size: 1, type: 'mat2', access: 'uniform0[1][1]'}, | |
| 63 { glType: gl.FLOAT_MAT3, size: 1, type: 'mat3', access: 'uniform0[2][2]'}, | |
| 64 { glType: gl.FLOAT_MAT3, size: 1, type: 'mat3', access: 'uniform0[2][2]'}, | |
| 65 { glType: gl.FLOAT_MAT4, size: 1, type: 'mat4', access: 'uniform0[3][3]'}, | |
| 66 { glType: gl.INT, size: 1, type: 'int', access: 'float(uniform0)'}, | |
| 67 { glType: gl.INT_VEC2, size: 1, type: 'ivec2', access: 'float(uniform0[1])'}, | |
| 68 { glType: gl.INT_VEC3, size: 1, type: 'ivec3', access: 'float(uniform0[2])'}, | |
| 69 { glType: gl.INT_VEC4, size: 1, type: 'ivec4', access: 'float(uniform0[3])'}, | |
| 70 { glType: gl.BOOL, size: 1, type: 'bool', access: 'float(uniform0)'}, | |
| 71 { glType: gl.BOOL_VEC2, size: 1, type: 'bvec2', access: 'float(uniform0[1])'}, | |
| 72 { glType: gl.BOOL_VEC3, size: 1, type: 'bvec3', access: 'float(uniform0[2])'}, | |
| 73 { glType: gl.BOOL_VEC4, size: 1, type: 'bvec4', access: 'float(uniform0[3])'}, | |
| 74 { glType: gl.SAMPLER_2D, | |
| 75 size: 1, | |
| 76 type: 'sampler2D', | |
| 77 access: 'texture2D(uniform0, vec2(0,0)).x' | |
| 78 }, | |
| 79 { glType: gl.SAMPLER_CUBE, | |
| 80 size: 1, | |
| 81 type: 'samplerCube', | |
| 82 access: 'textureCube(uniform0, vec3(0,1,0)).x' | |
| 83 } | |
| 84 ]; | |
| 85 | |
| 86 var vs = wtu.loadShaderFromScript(gl, 'vshader', gl.VERTEX_SHADER); | |
| 87 var source = document.getElementById('fshader').text; | |
| 88 | |
| 89 function createProgram(type, access) { | |
| 90 var fs = wtu.loadShader( | |
| 91 gl, | |
| 92 source.replace('$type', type).replace('$access', access), | |
| 93 gl.FRAGMENT_SHADER); | |
| 94 var program = wtu.setupProgram(gl, [vs, fs]); | |
| 95 glErrorShouldBe(gl, gl.NO_ERROR, "no errors from setup"); | |
| 96 return program; | |
| 97 } | |
| 98 | |
| 99 for (var tt = 0; tt < tests.length; ++tt) { | |
| 100 var t = tests[tt]; | |
| 101 var program = createProgram(t.type, t.access); | |
| 102 var numUniforms = gl.getProgramParameter(program, gl.ACTIVE_UNIFORMS); | |
| 103 var found = false; | |
| 104 for (var ii = 0; ii < numUniforms; ++ii) { | |
| 105 var info = gl.getActiveUniform(program, ii); | |
| 106 if (info.name == 'uniform0') { | |
| 107 found = true; | |
| 108 assertMsg(info.type == t.glType, | |
| 109 "type must be " + wtu.glEnumToString(gl, t.glType) + " was " + | |
| 110 wtu.glEnumToString(gl, info.type)); | |
| 111 assertMsg(info.size == t.size, | |
| 112 "size must be " + t.size + ' was ' + info.size); | |
| 113 } | |
| 114 } | |
| 115 if (!found) { | |
| 116 testFailed("uniform 'uniform0' not found"); | |
| 117 } | |
| 118 } | |
| 119 | |
| 120 var p1 = wtu.setupProgram(gl, [vs, 'fshaderA']); | |
| 121 glErrorShouldBe(gl, gl.NO_ERROR, "no errors from program A"); | |
| 122 var p2 = wtu.setupProgram(gl, [vs, 'fshaderB']); | |
| 123 glErrorShouldBe(gl, gl.NO_ERROR, "no errors from program B"); | |
| 124 var l1 = gl.getUniformLocation(p1, 'uniform0'); | |
| 125 glErrorShouldBe(gl, gl.NO_ERROR, "no errors getting location of uniform0 p1"); | |
| 126 var l2 = gl.getUniformLocation(p2, 'uniform0'); | |
| 127 glErrorShouldBe(gl, gl.NO_ERROR, "no errors getting location of uniform0 p2"); | |
| 128 | |
| 129 gl.useProgram(p2); | |
| 130 gl.uniform1f(l2, 1); | |
| 131 glErrorShouldBe(gl, gl.NO_ERROR, "no errors setting uniform 0"); | |
| 132 gl.uniform1f(l1, 2); | |
| 133 glErrorShouldBe(gl, gl.INVALID_OPERATION, | |
| 134 "setting a uniform using a location from another program"); | |
| 135 | |
| 136 successfullyParsed = true; | |
| 137 </script> | |
| 138 <script>finishTest();</script> | |
| 139 | |
| 140 </body> | |
| 141 </html> | |
| 142 | |
| 143 |
