The Tor Browser: content/canvas/test/webgl-conformance/conformance/programs/gl-get-active-uniform.html@deefc01c0e14 (annotated)

content/canvas/test/webgl-conformance/conformance/programs/gl-get-active-uniform.html@deefc01c0e14 (annotated)

content/canvas/test/webgl-conformance/conformance/programs/gl-get-active-uniform.html

Thu, 15 Jan 2015 21:03:48 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 15 Jan 2015 21:03:48 +0100
branch: TOR_BUG_9701
changeset 11: deefc01c0e14
permissions: -rw-r--r--

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3;
This includes removal of overloaded (but unused) methods, and addition of
a overlooked call to DataStruct::SetData(nsISupports, uint32_t, bool.)

 <!--
 Copyright (c) 2011 The Chromium Authors. All rights reserved.
 Use of this source code is governed by a BSD-style license that can be
 found in the LICENSE file.
  -->
 <!DOCTYPE html>
 <html>
 <head>
 <meta charset="utf-8">
 <title>WebGL getActiveUniform conformance test.</title>
 <link rel="stylesheet" href="../../resources/js-test-style.css"/>
 <script src="../../resources/js-test-pre.js"></script>
 <script src="../resources/webgl-test.js"> </script>
 <script src="../resources/webgl-test-utils.js"> </script>
 </head>
 <body>
 <canvas id="example" width="16" height="16"></canvas>
 <div id="description"></div>
 <div id="console"></div>
 <script id="vshader" type="x-shader/x-vertex">
 void main()
 {
     gl_Position = vec4(0, 0, 0, 1);
 }
 </script>
 <script id="fshader" type="x-shader/x-fragment">
 precision mediump float;
 uniform $type uniform0;
 void main()
 {
     gl_FragColor = vec4(0,$access,0,1);
 }
 </script>
 <script id="fshaderA" type="x-shader/x-fragment">
 precision mediump float;
 uniform float uniform0;
 void main()
 {
     gl_FragColor = vec4(0,uniform0,0,1);
 }
 </script>
 <script id="fshaderB" type="x-shader/x-fragment">
 precision mediump float;
 uniform float uniform0;
 uniform float uniform1;
 void main()
 {
     gl_FragColor = vec4(0,uniform0,uniform1,1);
 }
 </script>
 <script>
 description("Tests getActiveUniform for various types");
 var wtu = WebGLTestUtils;
 var gl = wtu.create3DContext("example");
 var tests = [
 { glType: gl.FLOAT,      size: 1, type: 'float', access: 'uniform0'},
 { glType: gl.FLOAT_VEC2, size: 1, type: 'vec2',  access: 'uniform0[1]'},
 { glType: gl.FLOAT_VEC3, size: 1, type: 'vec3',  access: 'uniform0[2]'},
 { glType: gl.FLOAT_VEC4, size: 1, type: 'vec4',  access: 'uniform0[3]'},
 { glType: gl.FLOAT_MAT2, size: 1, type: 'mat2',  access: 'uniform0[1][1]'},
 { glType: gl.FLOAT_MAT3, size: 1, type: 'mat3',  access: 'uniform0[2][2]'},
 { glType: gl.FLOAT_MAT3, size: 1, type: 'mat3',  access: 'uniform0[2][2]'},
 { glType: gl.FLOAT_MAT4, size: 1, type: 'mat4',  access: 'uniform0[3][3]'},
 { glType: gl.INT,        size: 1, type: 'int',   access: 'float(uniform0)'},
 { glType: gl.INT_VEC2,   size: 1, type: 'ivec2', access: 'float(uniform0[1])'},
 { glType: gl.INT_VEC3,   size: 1, type: 'ivec3', access: 'float(uniform0[2])'},
 { glType: gl.INT_VEC4,   size: 1, type: 'ivec4', access: 'float(uniform0[3])'},
 { glType: gl.BOOL,       size: 1, type: 'bool',  access: 'float(uniform0)'},
 { glType: gl.BOOL_VEC2,  size: 1, type: 'bvec2', access: 'float(uniform0[1])'},
 { glType: gl.BOOL_VEC3,  size: 1, type: 'bvec3', access: 'float(uniform0[2])'},
 { glType: gl.BOOL_VEC4,  size: 1, type: 'bvec4', access: 'float(uniform0[3])'},
 { glType: gl.SAMPLER_2D,
   size: 1,
   type: 'sampler2D',
   access: 'texture2D(uniform0, vec2(0,0)).x'
 },
 { glType: gl.SAMPLER_CUBE,
   size: 1,
   type: 'samplerCube',
   access: 'textureCube(uniform0, vec3(0,1,0)).x'
 }
 ];
 var vs = wtu.loadShaderFromScript(gl, 'vshader', gl.VERTEX_SHADER);
 var source = document.getElementById('fshader').text;
 function createProgram(type, access) {
   var fs = wtu.loadShader(
       gl,
       source.replace('$type', type).replace('$access', access),
       gl.FRAGMENT_SHADER);
   var program = wtu.setupProgram(gl, [vs, fs]);
   glErrorShouldBe(gl, gl.NO_ERROR, "no errors from setup");
   return program;
 }
 for (var tt = 0; tt < tests.length; ++tt) {
   var t = tests[tt];
   var program = createProgram(t.type, t.access);
   var numUniforms = gl.getProgramParameter(program, gl.ACTIVE_UNIFORMS);
   var found = false;
   for (var ii = 0; ii < numUniforms; ++ii) {
     var info = gl.getActiveUniform(program, ii);
     if (info.name == 'uniform0') {
       found = true;
       assertMsg(info.type == t.glType,
                 "type must be " + wtu.glEnumToString(gl, t.glType) + " was " +
                 wtu.glEnumToString(gl, info.type));
       assertMsg(info.size == t.size,
                 "size must be " + t.size + ' was ' + info.size);
     }
   }
   if (!found) {
     testFailed("uniform 'uniform0' not found");
   }
 }
 var p1 = wtu.setupProgram(gl, [vs, 'fshaderA']);
 glErrorShouldBe(gl, gl.NO_ERROR, "no errors from program A");
 var p2 = wtu.setupProgram(gl, [vs, 'fshaderB']);
 glErrorShouldBe(gl, gl.NO_ERROR, "no errors from program B");
 var l1 = gl.getUniformLocation(p1, 'uniform0');
 glErrorShouldBe(gl, gl.NO_ERROR, "no errors getting location of uniform0 p1");
 var l2 = gl.getUniformLocation(p2, 'uniform0');
 glErrorShouldBe(gl, gl.NO_ERROR, "no errors getting location of uniform0 p2");
 gl.useProgram(p2);
 gl.uniform1f(l2, 1);
 glErrorShouldBe(gl, gl.NO_ERROR, "no errors setting uniform 0");
 gl.uniform1f(l1, 2);
 glErrorShouldBe(gl, gl.INVALID_OPERATION,
                 "setting a uniform using a location from another program");
 successfullyParsed = true;
 </script>
 <script>finishTest();</script>
 </body>
 </html>

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