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-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/texture-offset-out-of-range.html | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/texture-offset-out-of-range.html b/dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/texture-offset-out-of-range.html new file mode 100644 index 0000000000..99e698fb6e --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/texture-offset-out-of-range.html @@ -0,0 +1,106 @@ +<!-- +Copyright (c) 2019 The Khronos Group Inc. +Use of this source code is governed by an MIT-style license that can be +found in the LICENSE.txt file. +--> + +<!DOCTYPE html> +<html> +<head> +<meta charset="utf-8"> +<title>GLSL out-of-range texture offset test</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="vshaderInvalidOffset" type="x-shader/x-vertex">#version 300 es +in vec4 a_position; +in vec2 a_in0; +out vec2 v_texCoord; + +void main() +{ + gl_Position = a_position; + v_texCoord = a_in0; +} +</script> +<script id="fshaderInvalidOffset" type="x-shader/x-fragment">#version 300 es +precision mediump float; + +in vec2 v_texCoord; +out vec4 my_FragColor; +uniform sampler2D u_sampler; +uniform int x; + +void main() { + my_FragColor = textureOffset(u_sampler, v_texCoord, ivec2(0, $(yoffset))); +} +</script> +<script type="application/javascript"> +"use strict"; +description("Out-of-range texture offset should not compile."); + +var wtu = WebGLTestUtils; + +var vshader = wtu.getScript('vshaderInvalidOffset'); +var fshaderTemplate = wtu.getScript('fshaderInvalidOffset'); + +var gl = wtu.create3DContext(undefined, undefined, 2); + +if (!gl) { + testFailed("Unable to initialize WebGL 2.0 context."); +} else { + var minOffset = gl.getParameter(gl.MIN_PROGRAM_TEXEL_OFFSET); + var maxOffset = gl.getParameter(gl.MAX_PROGRAM_TEXEL_OFFSET); + + var shaderSrcValidMin = wtu.replaceParams(fshaderTemplate, {'yoffset': minOffset}); + var shaderSrcValidMax = wtu.replaceParams(fshaderTemplate, {'yoffset': maxOffset}); + var shaderSrcBelowMin = wtu.replaceParams(fshaderTemplate, {'yoffset': (minOffset - 1)}); + var shaderSrcAboveMax = wtu.replaceParams(fshaderTemplate, {'yoffset': (maxOffset + 1)}); + var shaderSrcDynamic = wtu.replaceParams(fshaderTemplate, {'yoffset': 'x'}); + + GLSLConformanceTester.runTests([ + { + vShaderSource: vshader, + fShaderSource: shaderSrcValidMin, + fShaderSuccess: true, + linkSuccess: true, + passMsg: 'Minimum in-range texture offset should compile' + }, + { + vShaderSource: vshader, + fShaderSource: shaderSrcValidMax, + fShaderSuccess: true, + linkSuccess: true, + passMsg: 'Maximum in-range texture offset should compile' + }, + { + vShaderSource: vshader, + fShaderSource: shaderSrcBelowMin, + fShaderSuccess: false, + linkSuccess: false, + passMsg: 'Texture offset below minimum valid value should not compile' + }, + { + vShaderSource: vshader, + fShaderSource: shaderSrcAboveMax, + fShaderSuccess: false, + linkSuccess: false, + passMsg: 'Texture offset above maximum valid value should not compile' + }, + { + vShaderSource: vshader, + fShaderSource: shaderSrcDynamic, + fShaderSuccess: false, + linkSuccess: false, + passMsg: 'Dynamic texture offset should not compile' + } + ], 2); +} +</script> +</body> +</html> |