2010-06-04 12:03:40 -07:00
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<!--
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2011-08-19 08:39:00 -07:00
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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
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2010-06-04 12:03:40 -07:00
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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>
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<html>
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<head>
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2011-08-19 08:39:00 -07:00
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<meta charset="utf-8">
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2010-06-04 12:03:40 -07:00
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<title>WebGL Enable Vertex Attrib 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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</head>
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<body>
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<canvas id="example" width="50" height="50">
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</canvas>
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<div id="description"></div>
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<div id="console"></div>
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<script id="vshader" type="x-shader/x-vertex">
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attribute vec4 vPosition;
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void main()
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{
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gl_Position = vPosition;
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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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gl = initWebGL("example", "vshader", "fshader", [ "vPosition"], [ 0, 0, 0, 1 ], 1);
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gl.viewport(0, 0, 50, 50);
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var vertexObject = gl.createBuffer();
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gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject);
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gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([ 0,0.5,0, -0.5,-0.5,0, 0.5,-0.5,0 ]), gl.STATIC_DRAW);
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gl.enableVertexAttribArray(0);
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gl.vertexAttribPointer(0, 3, gl.FLOAT, false, 0, 0);
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gl.enableVertexAttribArray(3);
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glErrorShouldBe(gl, gl.NO_ERROR);
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gl.drawArrays(gl.TRIANGLES, 0, 3);
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glErrorShouldBe(gl, gl.INVALID_OPERATION);
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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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