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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uninitialized-local-global-variables.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uninitialized-local-global-variables.html | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uninitialized-local-global-variables.html b/dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uninitialized-local-global-variables.html new file mode 100644 index 0000000000..0d5be3da22 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/uninitialized-local-global-variables.html @@ -0,0 +1,98 @@ +<!-- +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>Uninitialized local/global variables should be initialized (ESSL 3.00 cases)</title> +<link rel="stylesheet" href="../../resources/js-test-style.css"/> +<link rel="stylesheet" href="../../resources/glsl-feature-tests.css"/> +<script src="../../js/js-test-pre.js"></script> +<script src="../../js/webgl-test-utils.js"> </script> + +<!-- +This test covers cases that can't be tested with ESSL 1.00 due to Appendix A limitations. +The ESSL 1.00 cases are covered in conformance/glsl/misc/uninitialized-local-global-variables.html +--> + +<script id="vs_uninit_in_frag" type="x-shader/x-vertex">#version 300 es +precision highp float; +in vec4 a_position; +void main() { + gl_Position = a_position; +} +</script> + +<!-- Uninitialized variables in a for loop initializer in fragment shader --> +<script id="fs_uninit_variables_in_loop_in_frag" type="x-shader/x-fragment">#version 300 es +precision highp float; +out vec4 my_FragColor; +void main() { + int i = 0; + for (vec4 uninit, uninit2[2] = vec4[2](uninit, uninit); i < 1; ++i) { + my_FragColor = uninit2[0]; + } +} +</script> + +<!-- Uninitialized nameless struct in a for loop initializer in fragment shader --> +<script id="fs_uninit_nameless_struct_in_loop_in_frag" type="x-shader/x-fragment">#version 300 es +precision highp float; +out vec4 my_FragColor; +void main() { + int i = 0; + for (struct { vec4 v; } uninit; i < 1; ++i) { + my_FragColor = uninit.v; + } +} +</script> + +</head> +<body> +<canvas id="canvas" width="50" height="50"></canvas> +<div id="description"></div> +<div id="console"></div> +<script> +"use strict"; +description('Uninitialized local/global variables should be initialized: http://anglebug.com/1966'); + +var wtu = WebGLTestUtils; +var gl = wtu.create3DContext("canvas", undefined, 2); +wtu.setupUnitQuad(gl); + +var cases = [ + { + name: "Uninitialized variables in a for loop initializer in fragment shader", + prog: ["vs_uninit_in_frag", "fs_uninit_variables_in_loop_in_frag"], + }, + { + name: "Uninitialized nameless struct in a for loop initializer in fragment shader", + prog: ["vs_uninit_in_frag", "fs_uninit_nameless_struct_in_loop_in_frag"], + } +]; + +function runTest() { + for (var i = 0; i < cases.length; ++i) { + debug(""); + debug(cases[i].name); + var program = wtu.setupProgram(gl, cases[i].prog, ["a_position"], undefined, true); + gl.clearColor(1.0, 0.0, 0.0, 1.0); + wtu.clearAndDrawUnitQuad(gl); + wtu.checkCanvas(gl, [0, 0, 0, 0]); + } + + debug(""); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "there should be no errors"); +} + +runTest(); + +var successfullyParsed = true; +</script> +<script src="../../js/js-test-post.js"></script> +</body> +</html> |