| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>WebGL attrib location length tests</title> |
| <script src="../../../resources/js-test.js"></script> |
| <script src="resources/webgl-test.js"> </script> |
| <script src="resources/webgl-test-utils.js"> </script> |
| </head> |
| <body> |
| <canvas id="example" width="50" height="50"> |
| There is supposed to be an example drawing here, but it's not important. |
| </canvas> |
| <div id="description">Verify fix on substring-mached attrib locations.</div> |
| <div id="console"></div> |
| <script id="vertexShader" type="x-shader/x-vertex"> |
| // A shader where two attributes share the same substring. |
| attribute vec4 attrib_name; |
| attribute vec4 name; |
| |
| void main() |
| { |
| gl_Position = attrib_name + name; |
| } |
| </script> |
| <script id="fragmentShader" type="x-shader/x-fragment"> |
| precision mediump float; |
| |
| void main() { |
| gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0); |
| } |
| </script> |
| <script> |
| if (window.initNonKhronosFramework) { |
| window.initNonKhronosFramework(false); |
| } |
| if (window.internals) |
| window.internals.settings.setWebGLErrorsToConsoleEnabled(false); |
| |
| var wtu = WebGLTestUtils; |
| var gl = wtu.create3DContext(document.getElementById("example")); |
| |
| debug("Test attrib names not incorrectly identified during renaming"); |
| var program = wtu.loadProgramFromScript(gl, "vertexShader", "fragmentShader"); |
| shouldBe('gl.getProgramParameter(program, gl.LINK_STATUS)', 'true'); |
| var attribLoc = gl.getAttribLocation(program, "attrib_name"); |
| var attribLoc2 = gl.getAttribLocation(program, "name"); |
| if (attribLoc == -1) { |
| testFailed("attrib location was -1, should not be"); |
| } else { |
| testPassed("attrib location should not be -1"); |
| } |
| if (attribLoc2 == -1) { |
| testFailed("attrib 2 location was -1, should not be"); |
| } else { |
| testPassed("attrib 2 location should not be -1"); |
| } |
| wtu.glErrorShouldBe(gl, gl.NONE); |
| |
| |
| </script> |
| </body> |
| </html> |
