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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance/glsl/bugs/struct-constructor-highp-bug.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/glsl/bugs/struct-constructor-highp-bug.html | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/glsl/bugs/struct-constructor-highp-bug.html b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/bugs/struct-constructor-highp-bug.html new file mode 100644 index 0000000000..afb72e1916 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/bugs/struct-constructor-highp-bug.html @@ -0,0 +1,50 @@ +<!DOCTYPE html> +<html> +<head> +<meta charset="utf-8"> +<title>Struct constructor highp bug.</title> +<link rel="stylesheet" href="../../../resources/js-test-style.css"/> +<script src="../../../js/js-test-pre.js"></script> +<script src="../../../js/webgl-test-utils.js"></script> +<script src="../../../js/glsl-conformance-test.js"></script> +</head> +<body> +<div id="description"></div> +<div id="console"></div> +<script id="fshader" type="x-shader/x-fragment"> +#ifdef GL_FRAGMENT_PRECISION_HIGH +precision highp float; +#else +precision mediump float; +#endif + +struct Test { + vec3 color; +}; + +void main() { + vec3 color = vec3( 0.0, 1.0, 0.0 ); + Test test = Test( color ); + gl_FragColor = vec4( test.color, 1.0 ); +} +</script> + +<script type="application/javascript"> +"use strict"; +description("Struct constructors should evaluate properly."); +debug("Regression test for Three.js bug worked around in <a href='https://github.com/mrdoob/three.js/pull/7556'>https://github.com/mrdoob/three.js/pull/7556</a> that reproduced on Nexus 4 and 5 (Adreno 320 and 330)."); +debug("When high precision is used in the fragment shader on these devices, bugs occur in evaluation of structs' constructors. Thanks to Mr. doob for the reduced test case."); + +GLSLConformanceTester.runRenderTests([ +{ + fShaderId: 'fshader', + fShaderSuccess: true, + linkSuccess: true, + passMsg: "Struct contstructor evaluation" +} +]); + +</script> + +</body> +</html> |