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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uint-int-shift-bug.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uint-int-shift-bug.html | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uint-int-shift-bug.html b/dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uint-int-shift-bug.html new file mode 100644 index 0000000000..499d266e7b --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uint-int-shift-bug.html @@ -0,0 +1,106 @@ +<!-- +Copyright (c) 2020 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>Verify (uint(int) >> 31) works correctly (Adreno driver 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> +</head> +<body> +<canvas id="canvas" width="2" height="2"> </canvas> +<div id="description"></div> +<div id="console"></div> +<script id="vshader-uint-1" type="x-shader/x-vertex">#version 300 es +in vec3 aPosition; +flat out highp uint uvalue; +uniform highp int ivalue; + +void main() { + gl_Position = vec4(aPosition, 1); + uvalue = uint(ivalue) >> 31u; +} +</script> +<script id="fshader-uint-1" type="x-shader/x-fragment">#version 300 es +flat in highp uint uvalue; +out highp vec4 myFragColor; + +void main() { + if (uvalue == 1u) + myFragColor = vec4(1.0, 0.0, 0.0, 1.0); + else + myFragColor = vec4(0.0, 0.0, 0.0, 1.0); +} +</script> + +<script id="vshader-simple" type="x-shader/x-vertex">#version 300 es +in vec3 aPosition; + +void main() { + gl_Position = vec4(aPosition, 1); +} +</script> +<script id="fshader-uint-2" type="x-shader/x-fragment">#version 300 es +uniform highp int ivalue; +out highp vec4 myFragColor; + +void main() { + uint uvalue = uint(ivalue) >> 31u; + + if (uvalue == 1u) + myFragColor = vec4(1.0, 0.0, 0.0, 1.0); + else + myFragColor = vec4(0.0, 0.0, 0.0, 1.0); +} +</script> + +<script type="application/javascript"> +"use strict"; +description("Verify (uint(int) >> 31) works correctly"); +debug(""); +var wtu = WebGLTestUtils; +function test() { + var gl = wtu.create3DContext("canvas", undefined, 2); + if (!gl) { + testFailed("context does not exist"); + return; + } + wtu.setupUnitQuad(gl); + + var testCases = [ + { vshader: "vshader-uint-1", fshader: "fshader-uint-1", desc: "vertex shader uint" }, + { vshader: "vshader-simple", fshader: "fshader-uint-2", desc: "fragment shader uint" }, + ]; + + for (var idx = 0; idx < testCases.length; ++idx) { + var test = testCases[idx]; + + debug(""); + var program = wtu.setupProgram(gl, [test.vshader, test.fshader], ["aPosition"]); + if (!program) { + testFailed("Fail to set up program"); + } else { + var uniformLoc = gl.getUniformLocation(program, 'ivalue'); + gl.uniform1i(uniformLoc, -1); + wtu.drawUnitQuad(gl); + wtu.checkCanvas(gl, [255, 0, 0, 255]); + gl.deleteProgram(program); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors from testing"); + } + } +}; + +test(); + +debug(""); +var successfullyParsed = true; +</script> +<script src="../../js/js-test-post.js"></script> +</body> +</html> |