36 lines
1.2 KiB
HTML
36 lines
1.2 KiB
HTML
<!--
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Copyright (c) 2019 The Khronos Group Inc.
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Use of this source code is governed by an MIT-style license that can be
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found in the LICENSE.txt file.
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-->
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>Simulated Attrib 0 Bug Test</title>
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<script src="../js/js-test-pre.js"></script>
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<script src="../js/webgl-test-utils.js"></script>
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</head>
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<body>
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<div>Simulated Attrib 0 Bug Test</div>
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<div id="description"></div>
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<div id="console"></div>
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<script>
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"use strict";
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var wtu = WebGLTestUtils;
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var context = wtu.create3DContext();
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var program = wtu.loadStandardProgram(context);
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context.useProgram(program);
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debug("This line attempts to draw with 0x7FFFFFFF triangles with attrib 0 off");
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debug("A buggy simulated attrib 0 impl will probably mult 0x7FFFFFFF * sizeof(vec4)");
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shouldBe("context.drawArrays(context.TRIANGLES, 0, 0x7fffffff);", "undefined");
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debug("This line attempts to draw with 0x7ffffff triangles.");
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debug("A buggy simulated attrib 0 impl will probably pass 0x7FFFFFF0 to glBufferData and then not check that it failed");
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shouldBe("context.drawArrays(context.TRIANGLES, 0, 0x7ffffff);", "undefined");
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debug("")
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debug("NOTE!: You may not see any manifestation here. Check your impl for these issues");
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</script>
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</body>
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</html>
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