1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/canvas/test/webgl-conformance/conformance/misc/webgl-specific.html Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,104 @@
1.4 +<!--
1.5 +Copyright (c) 2011 The Chromium Authors. All rights reserved.
1.6 +Use of this source code is governed by a BSD-style license that can be
1.7 +found in the LICENSE file.
1.8 + -->
1.9 +<!DOCTYPE html>
1.10 +<html>
1.11 +<head>
1.12 +<meta charset="utf-8">
1.13 +<title>WebGL GLES2 difference test.</title>
1.14 +<link rel="stylesheet" href="../../resources/js-test-style.css"/>
1.15 +<script src="../../resources/js-test-pre.js"></script>
1.16 +<script src="../resources/webgl-test.js"></script>
1.17 +<script src="../resources/webgl-test-utils.js"></script>
1.18 +</head>
1.19 +<body>
1.20 +<div id="description"></div>
1.21 +<div id="console"></div>
1.22 +
1.23 +<script>
1.24 +var wtu = WebGLTestUtils;
1.25 +description("Tests the a few differences between WebGL and GLES2");
1.26 +
1.27 +var gl = wtu.create3DContext();
1.28 +var program = wtu.loadStandardProgram(gl);
1.29 +gl.useProgram(program);
1.30 +var vertexObject = gl.createBuffer();
1.31 +gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject);
1.32 +gl.enableVertexAttribArray(0);
1.33 +glErrorShouldBe(gl, gl.NO_ERROR, "Setup should succeed");
1.34 +
1.35 +debug("");
1.36 +debug("Verify that constant color and constant alpha cannot be used together as source and destination factors in the blend function");
1.37 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.CONSTANT_COLOR, gl.CONSTANT_ALPHA)");
1.38 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.ONE_MINUS_CONSTANT_COLOR, gl.CONSTANT_ALPHA)");
1.39 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.CONSTANT_COLOR, gl.ONE_MINUS_CONSTANT_ALPHA)");
1.40 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.ONE_MINUS_CONSTANT_COLOR, gl.ONE_MINUS_CONSTANT_ALPHA)");
1.41 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.CONSTANT_ALPHA, gl.CONSTANT_COLOR)");
1.42 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.CONSTANT_ALPHA, gl.ONE_MINUS_CONSTANT_COLOR)");
1.43 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.ONE_MINUS_CONSTANT_ALPHA, gl.CONSTANT_COLOR)");
1.44 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.ONE_MINUS_CONSTANT_ALPHA, gl.ONE_MINUS_CONSTANT_COLOR)");
1.45 +
1.46 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.CONSTANT_COLOR, gl.CONSTANT_ALPHA, gl.ONE, gl.ZERO)");
1.47 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.ONE_MINUS_CONSTANT_COLOR, gl.CONSTANT_ALPHA, gl.ONE, gl.ZERO)");
1.48 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.CONSTANT_COLOR, gl.ONE_MINUS_CONSTANT_ALPHA, gl.ONE, gl.ZERO)");
1.49 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.ONE_MINUS_CONSTANT_COLOR, gl.ONE_MINUS_CONSTANT_ALPHA, gl.ONE, gl.ZERO)");
1.50 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.CONSTANT_ALPHA, gl.CONSTANT_COLOR, gl.ONE, gl.ZERO)");
1.51 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.CONSTANT_ALPHA, gl.ONE_MINUS_CONSTANT_COLOR, gl.ONE, gl.ZERO)");
1.52 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.ONE_MINUS_CONSTANT_ALPHA, gl.CONSTANT_COLOR, gl.ONE, gl.ZERO)");
1.53 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.ONE_MINUS_CONSTANT_ALPHA, gl.ONE_MINUS_CONSTANT_COLOR, gl.ONE, gl.ZERO)");
1.54 +
1.55 +debug("");
1.56 +debug("Verify that in depthRange zNear <= zFar");
1.57 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.depthRange(20, 10)");
1.58 +
1.59 +debug("");
1.60 +debug("Verify that front/back settings should be the same for stenclMask and stencilFunc");
1.61 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilMask(255)");
1.62 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)");
1.63 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilMaskSeparate(gl.FRONT, 1)");
1.64 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.drawArrays(gl.TRIANGLES, 0, 0)");
1.65 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilMaskSeparate(gl.BACK, 1)");
1.66 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)");
1.67 +
1.68 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFunc(gl.ALWAYS, 0, 255)");
1.69 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)");
1.70 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFuncSeparate(gl.BACK, gl.ALWAYS, 1, 255)");
1.71 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.drawArrays(gl.TRIANGLES, 0, 0)");
1.72 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFuncSeparate(gl.FRONT, gl.ALWAYS, 1, 255)");
1.73 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)");
1.74 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFuncSeparate(gl.BACK, gl.ALWAYS, 1, 1)");
1.75 +shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.drawArrays(gl.TRIANGLES, 0, 0)");
1.76 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFuncSeparate(gl.FRONT, gl.ALWAYS, 1, 1)");
1.77 +shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)");
1.78 +
1.79 +debug("");
1.80 +debug("Verify that IMPLEMENTATION_COLOR_READ_FORMAT and IMPLEMENTATION_COLOR_READ_TYPE are undefined");
1.81 +shouldBeUndefined(gl.IMPLEMENTATION_COLOR_READ_FORMAT);
1.82 +shouldBeUndefined(gl.IMPLEMENTATION_COLOR_READ_TYPE);
1.83 +
1.84 +debug("");
1.85 +debug("Verify that *LENGTH are undefined");
1.86 +shouldBeUndefined(gl.INFO_LOG_LENGTH);
1.87 +shouldBeUndefined(gl.SHADER_SOURCE_LENGTH);
1.88 +shouldBeUndefined(gl.ACTIVE_UNIFORM_MAX_LENGTH);
1.89 +shouldBeUndefined(gl.ACTIVE_ATTRIB_MAX_LENGTH);
1.90 +
1.91 +debug("");
1.92 +debug("Verify that UNPACK_COLORSPACE_CONVERSION_WEBGL is supported");
1.93 +shouldBe("gl.getParameter(gl.UNPACK_COLORSPACE_CONVERSION_WEBGL)", "gl.BROWSER_DEFAULT_WEBGL");
1.94 +gl.pixelStorei(gl.UNPACK_COLORSPACE_CONVERSION_WEBGL, gl.NONE);
1.95 +shouldBe("gl.getParameter(gl.UNPACK_COLORSPACE_CONVERSION_WEBGL)", "gl.NONE");
1.96 +glErrorShouldBe(gl, gl.NO_ERROR, "set/get UNPACK_COLORSPACE_CONVERSION_WEBGL should generate no error");
1.97 +
1.98 +debug("");
1.99 +debug("Verify that drawingBufferWidth and drawingBufferHeights are implemented");
1.100 +shouldBeTrue("gl.drawingBufferWidth >= 0 && gl.drawingBufferHeight >= 0");
1.101 +
1.102 +successfullyParsed = true;
1.103 +</script>
1.104 +
1.105 +<script>finishTest();</script>
1.106 +</body>
1.107 +</html>
