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-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/glsl/bugs/sampler-array-struct-function-arg.html | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/glsl/bugs/sampler-array-struct-function-arg.html b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/bugs/sampler-array-struct-function-arg.html new file mode 100644 index 0000000000..b39179a186 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/bugs/sampler-array-struct-function-arg.html @@ -0,0 +1,72 @@ +<!-- +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 struct containing an array of samplers passed into a user-defined function</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> + +<canvas id="output" style="border: none;" width="64" height="64"></canvas> +<div id="description"></div> +<div id="console"></div> +<script id="fshaderSampler" type="x-shader/x-fragment"> +precision mediump float; + +struct S { + sampler2D sam[2]; +}; + +uniform S uni; + +vec4 useSampler(S arg) +{ + return texture2D(arg.sam[0], vec2(0.0, 0.0)); +} + +void main() { + gl_FragColor = vec4(useSampler(uni)); +} +</script> +<script type="application/javascript"> +"use strict"; +description(); + +var wtu = WebGLTestUtils; +var canvas = document.getElementById("output"); +var gl = wtu.create3DContext(canvas); + +if (!gl) { + testFailed("Could not create a GL context."); +} else { + debug("Drawing with a shader that uses a sampler array in a struct passed into a function."); + var program = wtu.setupProgram( + gl, [wtu.simpleVertexShader, 'fshaderSampler'], ['a_position'], [0], true); + wtu.setupUnitQuad(gl); + + var tex = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_2D, tex); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE); + wtu.fillTexture(gl, tex, 1, 1, [0, 255, 0, 255]); + + wtu.clearAndDrawUnitQuad(gl); + wtu.checkCanvas(gl, [0, 255, 0, 255], "should be green"); +} + +var successfullyParsed = true; +</script> +<script src="../../../js/js-test-post.js"></script> +</body> +</html> |