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comparison: content/canvas/test/webgl-conformance/conformance/renderbuffers/framebuffer-test.html
content/canvas/test/webgl-conformance/conformance/renderbuffers/framebuffer-test.html
- branch
- TOR_BUG_9701
- changeset 11
- deefc01c0e14
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| -1:000000000000 | 0:3947edc9391c |
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| 1 <!-- | |
| 2 Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 3 Use of this source code is governed by a BSD-style license that can be | |
| 4 found in the LICENSE file. | |
| 5 --> | |
| 6 <!DOCTYPE html> | |
| 7 <html> | |
| 8 <head> | |
| 9 <meta charset="utf-8"> | |
| 10 <title>WebGL Framebuffer Test</title> | |
| 11 <link rel="stylesheet" href="../../resources/js-test-style.css"/> | |
| 12 <script src="../../resources/js-test-pre.js"></script> | |
| 13 <script src="../resources/webgl-test.js"></script> | |
| 14 <script src="../../resources/desktop-gl-constants.js"></script> | |
| 15 </head> | |
| 16 <body> | |
| 17 <div id="description"></div> | |
| 18 <div id="console"></div> | |
| 19 <canvas id="canvas" width="2" height="2"> </canvas> | |
| 20 <script> | |
| 21 description("This tests framebuffer/renderbuffer-related functions"); | |
| 22 | |
| 23 debug(""); | |
| 24 debug("Canvas.getContext"); | |
| 25 | |
| 26 var canvas = document.getElementById("canvas"); | |
| 27 var gl = create3DContext(canvas); | |
| 28 if (!gl) { | |
| 29 testFailed("context does not exist"); | |
| 30 } else { | |
| 31 testPassed("context exists"); | |
| 32 | |
| 33 debug(""); | |
| 34 debug("Checking framebuffer/renderbuffer stuff."); | |
| 35 | |
| 36 var value = gl.getFramebufferAttachmentParameter( | |
| 37 gl.FRAMEBUFFER, | |
| 38 gl.COLOR_ATTACHMENT0, | |
| 39 gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE); | |
| 40 glErrorShouldBe(gl, gl.INVALID_OPERATION, | |
| 41 "calling getFramebufferAttachmentParameter on the default framebuffer should generate INVALID_OPERATION."); | |
| 42 | |
| 43 assertMsg(gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE, | |
| 44 "calling checkFramebufferStatus on the default framebuffer should generate FRAMEBUFFER_COMPLETE."); | |
| 45 | |
| 46 var tex = gl.createTexture(); | |
| 47 gl.bindTexture(gl.TEXTURE_2D, tex); | |
| 48 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST); | |
| 49 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST); | |
| 50 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE); | |
| 51 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE); | |
| 52 gl.texImage2D(gl.TEXTURE_2D, | |
| 53 0, // level | |
| 54 gl.RGBA, // internalFormat | |
| 55 canvas.width, // width | |
| 56 canvas.height, // height | |
| 57 0, // border | |
| 58 gl.RGBA, // format | |
| 59 gl.UNSIGNED_BYTE, // type | |
| 60 null); // data | |
| 61 gl.framebufferTexture2D( | |
| 62 gl.FRAMEBUFFER, | |
| 63 gl.COLOR_ATTACHMENT0, | |
| 64 gl.TEXTURE_2D, | |
| 65 tex, | |
| 66 0); | |
| 67 glErrorShouldBe(gl, gl.INVALID_OPERATION, | |
| 68 "trying to attach a texture to default framebuffer should generate INVALID_OPERATION."); | |
| 69 | |
| 70 gl.framebufferRenderbuffer( | |
| 71 gl.FRAMEBUFFER, | |
| 72 gl.COLOR_ATTACHMENT0, | |
| 73 gl.RENDERBUFFER, | |
| 74 null); | |
| 75 glErrorShouldBe(gl, gl.INVALID_OPERATION, | |
| 76 "trying to detach default renderbuffer from default framebuffer should generate INVALID_OPERATION."); | |
| 77 | |
| 78 var rb = gl.createRenderbuffer(); | |
| 79 gl.bindRenderbuffer(gl.RENDERBUFFER, rb); | |
| 80 gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, canvas.width, canvas.height); | |
| 81 glErrorShouldBe(gl, gl.NO_ERROR, | |
| 82 "allocating renderbuffer storage of a newly created renderbuffer should succeed."); | |
| 83 | |
| 84 gl.framebufferRenderbuffer( | |
| 85 gl.FRAMEBUFFER, | |
| 86 gl.COLOR_ATTACHMENT0, | |
| 87 gl.RENDERBUFFER, | |
| 88 rb); | |
| 89 glErrorShouldBe(gl, gl.INVALID_OPERATION, | |
| 90 "trying to attach a renderbuffer to the default framebuffer should generate INVALID_OPERATION."); | |
| 91 | |
| 92 var fbtex = gl.createTexture(); | |
| 93 gl.bindTexture(gl.TEXTURE_2D, fbtex); | |
| 94 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, canvas.width, canvas.height, 0, gl.RGBA, gl.UNSIGNED_BYTE, null); | |
| 95 var fb = gl.createFramebuffer(); | |
| 96 | |
| 97 gl.bindFramebuffer(gl.FRAMEBUFFER, fb); | |
| 98 glErrorShouldBe(gl, gl.NO_ERROR, | |
| 99 "binding a newly created framebuffer should succeed."); | |
| 100 | |
| 101 var target = desktopGL.READ_FRAMEBUFFER | |
| 102 gl.getFramebufferAttachmentParameter( | |
| 103 target, | |
| 104 gl.COLOR_ATTACHMENT0, | |
| 105 gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE); | |
| 106 glErrorShouldBe(gl, gl.INVALID_ENUM, | |
| 107 "calling getFramebufferAttachmentParameter with target = READ_FRAMEBUFFER should generate INVALID_ENUM."); | |
| 108 assertMsg(gl.checkFramebufferStatus(target) == 0, | |
| 109 "calling checkFramebufferStatus with target = READ_FRAMEBUFFER should return 0."); | |
| 110 glErrorShouldBe(gl, gl.INVALID_ENUM, | |
| 111 "calling checkFramebufferStatus with target = READ_FRAMEBUFFER should generate INVALID_ENUM."); | |
| 112 gl.bindFramebuffer(target, gl.createFramebuffer()); | |
| 113 glErrorShouldBe(gl, gl.INVALID_ENUM, | |
| 114 "calling bindFramebuffer with target = READ_FRAMEBUFFER should generate INVALID_ENUM."); | |
| 115 assertMsg(fb == gl.getParameter(gl.FRAMEBUFFER_BINDING), | |
| 116 "calling bindFramebuffer with target = READ_FRAMEBUFFER should not change FRAMEBUFFER_BINDING."); | |
| 117 gl.getFramebufferAttachmentParameter(target, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE); | |
| 118 glErrorShouldBe(gl, gl.INVALID_ENUM, | |
| 119 "calling getFramebufferAttachmentParameter with target = READ_FRAMEBUFFER should generate INVALID_ENUM."); | |
| 120 gl.framebufferTexture2D(target, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, fbtex, 0); | |
| 121 glErrorShouldBe(gl, gl.INVALID_ENUM, | |
| 122 "calling framebufferTexImage2D with target = READ_FRAMEBUFFER should generate INVALID_ENUM."); | |
| 123 gl.framebufferRenderbuffer(target, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rb); | |
| 124 glErrorShouldBe(gl, gl.INVALID_ENUM, | |
| 125 "calling framebufferRenderbuffer with target = READ_FRAMEBUFFER should generate INVALID_ENUM."); | |
| 126 | |
| 127 var attachment = desktopGL.COLOR_ATTACHMENT1 | |
| 128 gl.framebufferTexture2D(gl.FRAMEBUFFER, attachment, gl.TEXTURE_2D, fbtex, 0); | |
| 129 glErrorShouldBe(gl, gl.INVALID_ENUM, | |
| 130 "calling framebufferTexImage2D with attachment = COLOR_ATTACHMENT1 should generate INVALID_ENUM."); | |
| 131 gl.framebufferRenderbuffer(gl.FRAMEBUFFER, attachment, gl.RENDERBUFFER, rb); | |
| 132 glErrorShouldBe(gl, gl.INVALID_ENUM, | |
| 133 "calling framebufferRenderbuffer with attachment = COLOR_ATTACHMENT1 should generate INVALID_ENUM."); | |
| 134 | |
| 135 gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, | |
| 136 gl.COLOR_ATTACHMENT0, | |
| 137 desktopGL.FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING); | |
| 138 glErrorShouldBe(gl, gl.INVALID_ENUM, | |
| 139 "calling getFramebufferAttachmentParameter with pname = GL_FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING should generate INVALID_ENUM."); | |
| 140 | |
| 141 gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, fbtex, 0); | |
| 142 glErrorShouldBe(gl, gl.NO_ERROR, | |
| 143 "attaching a texture to a framebuffer should succeed."); | |
| 144 | |
| 145 gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, null, 0); | |
| 146 glErrorShouldBe(gl, gl.NO_ERROR, | |
| 147 "detaching a texture from a framebuffer should succeed."); | |
| 148 | |
| 149 gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, fbtex, 1); | |
| 150 glErrorShouldBe(gl, gl.INVALID_VALUE, | |
| 151 "calling framebufferTexture2D with non-zero mipmap level should generate INVALID_VALUE."); | |
| 152 | |
| 153 gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rb); | |
| 154 glErrorShouldBe(gl, gl.NO_ERROR, | |
| 155 "attaching a renderbuffer to a framebuffer should succeed."); | |
| 156 | |
| 157 gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, null); | |
| 158 glErrorShouldBe(gl, gl.NO_ERROR, | |
| 159 "detaching a renderbuffer from a framebuffer should succeed."); | |
| 160 | |
| 161 gl.bindFramebuffer(gl.FRAMEBUFFER, null); | |
| 162 glErrorShouldBe(gl, gl.NO_ERROR, | |
| 163 "binding default (null) framebuffer should succeed."); | |
| 164 } | |
| 165 | |
| 166 debug(""); | |
| 167 successfullyParsed = true; | |
| 168 | |
| 169 </script> | |
| 170 <script>finishTest();</script> | |
| 171 | |
| 172 </body> | |
| 173 </html> |
