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74 lines
2.1 KiB
HTML
Executable File
74 lines
2.1 KiB
HTML
Executable File
<!--
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Copyright (c) 2009 The Chromium Authors. All rights reserved.
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Use of this source code is governed by a BSD-style license that can be
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found in the LICENSE file.
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-->
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
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"http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<title>WebGL uniformMatrix Conformance Tests</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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</head>
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<body>
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<div id="description"></div>
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<div id="console"></div>
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<canvas id="example" width="2" height="2"> </canvas>
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<script id="vshader" type="x-shader/x-vertex">
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attribute vec4 vPosition;
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uniform mat4 world4;
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uniform mat3 world3;
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uniform mat2 world2;
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void main()
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{
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gl_Position = vec4(vPosition.xyz, world3[0].x + world2[0].x) * world4;
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}
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</script>
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<script id="fshader" type="x-shader/x-fragment">
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void main()
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{
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gl_FragColor = vec4(1.0,0.0,0.0,1.0);
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}
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</script>
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<script>
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description("This test ensures WebGL implementations handle uniformMatrix in a OpenGL ES 2.0 spec compliant way");
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debug("");
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debug("Checking gl.uniformMatrix.");
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gl = initWebGL("example", "vshader", "fshader", [ "vPosition"], [ 0, 0, 0, 1 ], 1);
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for (var ii = 2; ii <= 4; ++ii) {
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var loc = gl.getUniformLocation(gl.program, "world" + ii);
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var mat = [];
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for (var jj = 0; jj < ii; ++jj) {
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for (var ll = 0; ll < ii; ++ll) {
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if (jj == ii - 1 && ll == ii - 1)
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continue;
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mat[jj * ii + ll] = (jj == ll) ? 1 : 0;
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}
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}
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name = "uniformMatrix" + ii + "fv";
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gl[name](loc, false, mat);
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glErrorShouldBe(gl, gl.INVALID_VALUE, "should fail with insufficient array size for " + name);
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mat[ii * ii - 1] = 1;
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gl[name](loc, false, mat);
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glErrorShouldBe(gl, gl.NO_ERROR, "can call " + name + "with transpose = false");
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gl[name](loc, true, mat);
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glErrorShouldBe(gl, gl.INVALID_VALUE, name + " should return INVALID_VALUE with transpose = true");
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}
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debug("");
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successfullyParsed = true;
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</script>
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<script src="../resources/js-test-post.js"></script>
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</body>
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</html>
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