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a9825d42c5
This is the actual upgrade. The canonical URL for this test suite is https://cvs.khronos.org/svn/repos/registry/trunk/public/webgl/sdk/tests/
86 lines
2.3 KiB
HTML
86 lines
2.3 KiB
HTML
<!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>WebGL required buffer clear behaviour test</title>
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<link rel="stylesheet" href="../resources/js-test-style.css"/>
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<script src="../resources/js-test-pre.js"></script>
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<script src="resources/webgl-test.js"> </script>
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<script src="resources/webgl-test-utils.js"> </script>
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<style type="text/css">
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body {
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height: 3000px;
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}
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</style>
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<script type="text/javascript">
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var iter = 0;
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var gl1;
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var wtu = WebGLTestUtils;
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function timer() {
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if (iter == 0) {
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// some random hacky stuff to make sure that we get a compositing step
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window.scrollBy(0, 10);
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window.scrollBy(0, -10);
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iter++;
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setTimeout(timer, 500);
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} else if (iter == 1) {
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function clear(gl) {
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// scissor was set earlier
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gl.clearColor(0, 0, 1, 1);
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gl.clear(gl.COLOR_BUFFER_BIT);
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wtu.checkCanvasRect(gl, 0, 10, 10, 10, [0, 0, 255, 255], "cleared corner should be blue, stencil should be preserved");
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wtu.checkCanvasRect(gl, 0, 0, 10, 10, [0, 0, 0, 0], "remainder of buffer should be cleared");
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}
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clear(gl1);
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finishTest();
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}
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}
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function go() {
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description("This test ensures WebGL implementations correctly clear the drawing buffer on composite if preserveDrawingBuffer is false.");
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debug("");
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gl1 = create3DContext(document.getElementById("c"));
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if (!gl1) {
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finishTest();
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return;
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}
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shouldBeTrue("gl1 != null");
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shouldBeTrue('gl1.getContextAttributes().preserveDrawingBuffer == false');
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function init(gl) {
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gl.clearColor(1, 0, 0, 1);
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gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT | gl.STENCIL_BUFFER_BIT);
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// enable scissor here, before compositing, to make sure it's correctly
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// ignored and restored
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gl.scissor(0, 10, 10, 10);
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gl.enable(gl.SCISSOR_TEST);
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}
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init(gl1);
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setTimeout(timer, 500);
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}
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window.addEventListener("load", go, false);
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successfullyParsed = true;
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</script>
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</head>
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<body>
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<!-- Important to put the canvas at the top so that it's always visible even in the test suite runner.
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Otherwise it just doesn't get composited in Firefox. -->
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<canvas width="20" height="20" style="border: 1px solid blue;" id="c"></canvas>
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<div id="description"></div>
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<div id="console"></div>
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</body>
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</html> |