| <!-- |
| |
| /* |
| ** Copyright (c) 2012 The Khronos Group Inc. |
| ** |
| ** Permission is hereby granted, free of charge, to any person obtaining a |
| ** copy of this software and/or associated documentation files (the |
| ** "Materials"), to deal in the Materials without restriction, including |
| ** without limitation the rights to use, copy, modify, merge, publish, |
| ** distribute, sublicense, and/or sell copies of the Materials, and to |
| ** permit persons to whom the Materials are furnished to do so, subject to |
| ** the following conditions: |
| ** |
| ** The above copyright notice and this permission notice shall be included |
| ** in all copies or substantial portions of the Materials. |
| ** |
| ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
| */ |
| |
| --> |
| |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>WebGL Unknown Uniform Conformance Test</title> |
| <link rel="stylesheet" href="../../resources/js-test-style.css"/> |
| <script src="../../resources/desktop-gl-constants.js" type="text/javascript"></script> |
| <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> |
| <div id="description"></div> |
| <div id="console"></div> |
| <canvas id="canvas" width="2" height="2"> </canvas> |
| <script id="vshader" type="x-shader/x-vertex"> |
| attribute vec4 vPosition; |
| void main() |
| { |
| gl_Position = vPosition; |
| } |
| </script> |
| |
| <script id="fshader" type="x-shader/x-fragment"> |
| void main() |
| { |
| gl_FragColor = vec4(1.0,0.0,0.0,1.0); |
| } |
| </script> |
| <script> |
| "use strict"; |
| description("Tests that unknown uniforms don't cause errors."); |
| |
| debug(""); |
| debug("Canvas.getContext"); |
| |
| var wtu = WebGLTestUtils; |
| var gl = wtu.create3DContext("canvas"); |
| if (!gl) { |
| testFailed("context does not exist"); |
| } else { |
| testPassed("context exists"); |
| |
| debug(""); |
| |
| var program = wtu.setupProgram(gl, ["vshader", "fshader"], ["vPosition"]); |
| // Get the location of an unknown uniform. |
| var loc = gl.getUniformLocation(program, "someUnknownUniform"); |
| assertMsg(loc === null, "location of unknown uniform should be null"); |
| glErrorShouldBe(gl, gl.NO_ERROR, |
| "there should be no error from getting an unknown uniform"); |
| gl.uniform1f(loc, 1); |
| glErrorShouldBe(gl, gl.NO_ERROR, |
| "there should be no error from trying to set an unknown uniform"); |
| } |
| |
| debug(""); |
| var successfullyParsed = true; |
| |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| |
| </body> |
| </html> |
