content/canvas/test/webgl-conformance/conformance/misc/object-deletion-behaviour.html@6474c204b198 (annotated)
content/canvas/test/webgl-conformance/conformance/misc/object-deletion-behaviour.html
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | <!-- |
| michael@0 | 2 | Copyright (c) 2011 The Chromium Authors. |
| michael@0 | 3 | Copyright (c) 2011 Mozilla Foundation. |
| michael@0 | 4 | |
| michael@0 | 5 | All rights reserved. |
| michael@0 | 6 | Use of this source code is governed by a BSD-style license that can be |
| michael@0 | 7 | found in the LICENSE file. |
| michael@0 | 8 | --> |
| michael@0 | 9 | <!DOCTYPE html> |
| michael@0 | 10 | <html> |
| michael@0 | 11 | <head> |
| michael@0 | 12 | <meta charset="utf-8"> |
| michael@0 | 13 | <link rel="stylesheet" href="../../resources/js-test-style.css"/> |
| michael@0 | 14 | <script src="../../resources/js-test-pre.js"></script> |
| michael@0 | 15 | <script src="../resources/webgl-test.js"></script> |
| michael@0 | 16 | <script src="../resources/webgl-test-utils.js"></script> |
| michael@0 | 17 | </head> |
| michael@0 | 18 | <body> |
| michael@0 | 19 | <div id="description"></div> |
| michael@0 | 20 | <div id="console"></div> |
| michael@0 | 21 | |
| michael@0 | 22 | <script> |
| michael@0 | 23 | description("Tests deletion behavior for texture, renderbuffer, shader, and program"); |
| michael@0 | 24 | |
| michael@0 | 25 | var wtu = WebGLTestUtils; |
| michael@0 | 26 | var gl = wtu.create3DContext(); |
| michael@0 | 27 | var shouldGenerateGLError = wtu.shouldGenerateGLError; |
| michael@0 | 28 | |
| michael@0 | 29 | debug(""); |
| michael@0 | 30 | debug("shader and program deletion"); |
| michael@0 | 31 | |
| michael@0 | 32 | var vertexShader = wtu.loadStandardVertexShader(gl); |
| michael@0 | 33 | assertMsg(vertexShader, "vertex shader loaded"); |
| michael@0 | 34 | var fragmentShader = wtu.loadStandardFragmentShader(gl); |
| michael@0 | 35 | assertMsg(fragmentShader, "fragment shader loaded"); |
| michael@0 | 36 | |
| michael@0 | 37 | var program = gl.createProgram(); |
| michael@0 | 38 | shouldBeNonNull("program"); |
| michael@0 | 39 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.attachShader(program, vertexShader)"); |
| michael@0 | 40 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.attachShader(program, fragmentShader)"); |
| michael@0 | 41 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.linkProgram(program)"); |
| michael@0 | 42 | shouldBeTrue("gl.getProgramParameter(program, gl.LINK_STATUS)"); |
| michael@0 | 43 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.useProgram(program)"); |
| michael@0 | 44 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteShader(vertexShader)"); |
| michael@0 | 45 | shouldBeTrue("gl.isShader(vertexShader)"); |
| michael@0 | 46 | shouldBeTrue("gl.getShaderParameter(vertexShader, gl.DELETE_STATUS)"); |
| michael@0 | 47 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.detachShader(program, vertexShader)"); |
| michael@0 | 48 | shouldBeFalse("gl.isShader(vertexShader)"); |
| michael@0 | 49 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteShader(fragmentShader)"); |
| michael@0 | 50 | shouldBeTrue("gl.isShader(fragmentShader)"); |
| michael@0 | 51 | shouldBeTrue("gl.getShaderParameter(fragmentShader, gl.DELETE_STATUS)"); |
| michael@0 | 52 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteProgram(program)"); |
| michael@0 | 53 | shouldBeTrue("gl.isProgram(program)"); |
| michael@0 | 54 | shouldBeTrue("gl.getProgramParameter(program, gl.DELETE_STATUS)"); |
| michael@0 | 55 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.useProgram(null)"); |
| michael@0 | 56 | shouldBeFalse("gl.isProgram(program)"); |
| michael@0 | 57 | shouldBeFalse("gl.isShader(fragmentShader)"); |
| michael@0 | 58 | |
| michael@0 | 59 | debug(""); |
| michael@0 | 60 | debug("texture deletion"); |
| michael@0 | 61 | |
| michael@0 | 62 | var fbo = gl.createFramebuffer(), fbo2 = gl.createFramebuffer(), fbo3 = gl.createFramebuffer(); |
| michael@0 | 63 | shouldBeNonNull("fbo"); |
| michael@0 | 64 | shouldBeNonNull("fbo2"); |
| michael@0 | 65 | shouldBeNonNull("fbo3"); |
| michael@0 | 66 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 67 | |
| michael@0 | 68 | var tex = gl.createTexture(); |
| michael@0 | 69 | shouldBeNonNull("tex"); |
| michael@0 | 70 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, tex)"); |
| michael@0 | 71 | shouldBe("gl.getParameter(gl.TEXTURE_BINDING_2D)", "tex"); |
| michael@0 | 72 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0)"); |
| michael@0 | 73 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "tex"); |
| michael@0 | 74 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.TEXTURE"); |
| michael@0 | 75 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(tex)"); |
| michael@0 | 76 | // Deleting a texture bound to the currently-bound fbo is the same as |
| michael@0 | 77 | // detaching the textue from fbo first, then delete the texture. |
| michael@0 | 78 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); |
| michael@0 | 79 | shouldGenerateGLError(gl, gl.INVALID_ENUM, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| michael@0 | 80 | shouldBeFalse("gl.isTexture(tex)"); |
| michael@0 | 81 | shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); |
| michael@0 | 82 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, tex)"); |
| michael@0 | 83 | shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); |
| michael@0 | 84 | |
| michael@0 | 85 | var texCubeMap = gl.createTexture(); |
| michael@0 | 86 | shouldBeNonNull("texCubeMap"); |
| michael@0 | 87 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_CUBE_MAP, texCubeMap)"); |
| michael@0 | 88 | shouldBe("gl.getParameter(gl.TEXTURE_BINDING_CUBE_MAP)", "texCubeMap"); |
| michael@0 | 89 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(texCubeMap)"); |
| michael@0 | 90 | shouldBeFalse("gl.isTexture(texCubeMap)"); |
| michael@0 | 91 | shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_CUBE_MAP)"); |
| michael@0 | 92 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_CUBE_MAP, texCubeMap)"); |
| michael@0 | 93 | shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_CUBE_MAP)"); |
| michael@0 | 94 | |
| michael@0 | 95 | var t = gl.createTexture(); |
| michael@0 | 96 | shouldBeNonNull("t"); |
| michael@0 | 97 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, t)"); |
| michael@0 | 98 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE)"); |
| michael@0 | 99 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(t)"); |
| michael@0 | 100 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, t)"); |
| michael@0 | 101 | shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE)"); |
| michael@0 | 102 | |
| michael@0 | 103 | var t2 = gl.createTexture(); |
| michael@0 | 104 | shouldBeNonNull("t2"); |
| michael@0 | 105 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.activeTexture(gl.TEXTURE0)"); |
| michael@0 | 106 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, t2)"); |
| michael@0 | 107 | shouldBe("gl.getParameter(gl.TEXTURE_BINDING_2D)", "t2"); |
| michael@0 | 108 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.activeTexture(gl.TEXTURE1)"); |
| michael@0 | 109 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, t2)"); |
| michael@0 | 110 | shouldBe("gl.getParameter(gl.TEXTURE_BINDING_2D)", "t2"); |
| michael@0 | 111 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(t2)"); |
| michael@0 | 112 | shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); |
| michael@0 | 113 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.activeTexture(gl.TEXTURE0)"); |
| michael@0 | 114 | shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); |
| michael@0 | 115 | |
| michael@0 | 116 | debug(""); |
| michael@0 | 117 | debug("renderbuffer deletion"); |
| michael@0 | 118 | |
| michael@0 | 119 | var rbo = gl.createRenderbuffer(), rbo2 = gl.createRenderbuffer(), rbo3 = gl.createRenderbuffer(); |
| michael@0 | 120 | shouldBeNonNull("rbo"); |
| michael@0 | 121 | shouldBeNonNull("rbo2"); |
| michael@0 | 122 | shouldBeNonNull("rbo3"); |
| michael@0 | 123 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| michael@0 | 124 | shouldBe("gl.getParameter(gl.RENDERBUFFER_BINDING)", "rbo"); |
| michael@0 | 125 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| michael@0 | 126 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo"); |
| michael@0 | 127 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo)"); |
| michael@0 | 128 | // Deleting a renderbuffer bound to the currently-bound fbo is the same as |
| michael@0 | 129 | // detaching the renderbuffer from fbo first, then delete the renderbuffer. |
| michael@0 | 130 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); |
| michael@0 | 131 | shouldGenerateGLError(gl, gl.INVALID_ENUM, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| michael@0 | 132 | shouldBeFalse("gl.isRenderbuffer(rbo)"); |
| michael@0 | 133 | shouldBeNull("gl.getParameter(gl.RENDERBUFFER_BINDING)"); |
| michael@0 | 134 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| michael@0 | 135 | shouldBeNull("gl.getParameter(gl.RENDERBUFFER_BINDING)"); |
| michael@0 | 136 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo2)"); |
| michael@0 | 137 | shouldBe("gl.getParameter(gl.RENDERBUFFER_BINDING)", "rbo2"); |
| michael@0 | 138 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo3)"); |
| michael@0 | 139 | shouldBe("gl.getParameter(gl.RENDERBUFFER_BINDING)", "rbo2"); |
| michael@0 | 140 | |
| michael@0 | 141 | debug(""); |
| michael@0 | 142 | debug("using deleted renderbuffer"); |
| michael@0 | 143 | rbo = gl.createRenderbuffer(); |
| michael@0 | 144 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| michael@0 | 145 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| michael@0 | 146 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 147 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| michael@0 | 148 | if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| michael@0 | 149 | // make backbuffer red |
| michael@0 | 150 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 151 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(1,0,0,1)"); |
| michael@0 | 152 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 153 | // make fbo green |
| michael@0 | 154 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 155 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| michael@0 | 156 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 157 | // Bind backbuffer. |
| michael@0 | 158 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 159 | // delete renderbuffer. It should still be attached to fbo though. |
| michael@0 | 160 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo)"); |
| michael@0 | 161 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| michael@0 | 162 | // Use fbo that has deleted rbo. |
| michael@0 | 163 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 164 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,255,0,255], "fbo should be green")'); |
| michael@0 | 165 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,0,1,1)"); |
| michael@0 | 166 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 167 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,0,255,255], "fbo should be blue")'); |
| michael@0 | 168 | // Bind backbuffer. |
| michael@0 | 169 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 170 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| michael@0 | 171 | } |
| michael@0 | 172 | |
| michael@0 | 173 | debug(""); |
| michael@0 | 174 | debug("renderbuffer attached twice to same framebuffer"); |
| michael@0 | 175 | rbo = gl.createRenderbuffer(); |
| michael@0 | 176 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| michael@0 | 177 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| michael@0 | 178 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 179 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| michael@0 | 180 | if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| michael@0 | 181 | rbo2 = gl.createRenderbuffer(); |
| michael@0 | 182 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo2)"); |
| michael@0 | 183 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| michael@0 | 184 | // attach rbo2 at two attachment points incompatible with it |
| michael@0 | 185 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.DEPTH_ATTACHMENT, gl.RENDERBUFFER, rbo2)"); |
| michael@0 | 186 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.STENCIL_ATTACHMENT, gl.RENDERBUFFER, rbo2)"); |
| michael@0 | 187 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.DEPTH_ATTACHMENT, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo2"); |
| michael@0 | 188 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.STENCIL_ATTACHMENT, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo2"); |
| michael@0 | 189 | // fbo can't be complete as rbo2 is attached at incompatible attachment points |
| michael@0 | 190 | shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| michael@0 | 191 | // now we delete rbo2, which detaches it from the two attachment points where it currently is attached |
| michael@0 | 192 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo2)"); |
| michael@0 | 193 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.DEPTH_ATTACHMENT, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); |
| michael@0 | 194 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.STENCIL_ATTACHMENT, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); |
| michael@0 | 195 | // we should now be in the same state as before with only rbo attached, so fbo should be complete again |
| michael@0 | 196 | shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| michael@0 | 197 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo"); |
| michael@0 | 198 | } |
| michael@0 | 199 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo)"); |
| michael@0 | 200 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 201 | |
| michael@0 | 202 | |
| michael@0 | 203 | |
| michael@0 | 204 | debug(""); |
| michael@0 | 205 | debug("using deleted texture"); |
| michael@0 | 206 | tex = gl.createTexture(); |
| michael@0 | 207 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, tex)"); |
| michael@0 | 208 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 209 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0)"); |
| michael@0 | 210 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, null)"); |
| michael@0 | 211 | if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| michael@0 | 212 | // make fbo green |
| michael@0 | 213 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 214 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| michael@0 | 215 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 216 | // Bind backbuffer. |
| michael@0 | 217 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 218 | // delete texture. It should still be attached to fbo though. |
| michael@0 | 219 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(tex)"); |
| michael@0 | 220 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [255,0,0,255], "backbuffer should be red")'); |
| michael@0 | 221 | // Use fbo that has deleted texture. |
| michael@0 | 222 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 223 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [0,255,0,255], "fbo should be green")'); |
| michael@0 | 224 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,0,1,1)"); |
| michael@0 | 225 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 226 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [0,0,255,255], "fbo should be blue")'); |
| michael@0 | 227 | // Bind backbuffer. |
| michael@0 | 228 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 229 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| michael@0 | 230 | } |
| michael@0 | 231 | |
| michael@0 | 232 | debug(""); |
| michael@0 | 233 | debug("using deleted renderbuffer"); |
| michael@0 | 234 | rbo = gl.createRenderbuffer(); |
| michael@0 | 235 | shouldBeNonNull("rbo"); |
| michael@0 | 236 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| michael@0 | 237 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| michael@0 | 238 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 239 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| michael@0 | 240 | if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| michael@0 | 241 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| michael@0 | 242 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| michael@0 | 243 | shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| michael@0 | 244 | // make backbuffer red |
| michael@0 | 245 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 246 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(1,0,0,1)"); |
| michael@0 | 247 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 248 | // make fbo green |
| michael@0 | 249 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 250 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| michael@0 | 251 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 252 | // delete renderbuffer. It should still be attached to fbo2 though. |
| michael@0 | 253 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo)"); |
| michael@0 | 254 | // fbo has no attachments |
| michael@0 | 255 | shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| michael@0 | 256 | // Use fbo2 that has deleted rbo. |
| michael@0 | 257 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| michael@0 | 258 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,255,0,255], "fbo should be green")'); |
| michael@0 | 259 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,0,1,1)"); |
| michael@0 | 260 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 261 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,0,255,255], "fbo should be blue")'); |
| michael@0 | 262 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo"); |
| michael@0 | 263 | |
| michael@0 | 264 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 265 | shouldGenerateGLError(gl, gl.INVALID_ENUM, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| michael@0 | 266 | shouldGenerateGLError(gl, gl.NONE, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)"); |
| michael@0 | 267 | shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| michael@0 | 268 | // Bind backbuffer. |
| michael@0 | 269 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 270 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| michael@0 | 271 | } |
| michael@0 | 272 | |
| michael@0 | 273 | debug(""); |
| michael@0 | 274 | debug("using deleted texture"); |
| michael@0 | 275 | tex = gl.createTexture(); |
| michael@0 | 276 | shouldBeNonNull("tex"); |
| michael@0 | 277 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, tex)"); |
| michael@0 | 278 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 279 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0)"); |
| michael@0 | 280 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, null)"); |
| michael@0 | 281 | if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| michael@0 | 282 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| michael@0 | 283 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0)"); |
| michael@0 | 284 | // make fbo green |
| michael@0 | 285 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 286 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| michael@0 | 287 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 288 | // delete texture. It should still be attached to fbo2 though. |
| michael@0 | 289 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(tex)"); |
| michael@0 | 290 | // fbo has no attachments |
| michael@0 | 291 | shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| michael@0 | 292 | // Use fbo that has deleted texture. |
| michael@0 | 293 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| michael@0 | 294 | shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| michael@0 | 295 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [0,255,0,255], "fbo should be green")'); |
| michael@0 | 296 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,0,1,1)"); |
| michael@0 | 297 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 298 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [0,0,255,255], "fbo should be blue")'); |
| michael@0 | 299 | shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "tex"); |
| michael@0 | 300 | |
| michael@0 | 301 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 302 | shouldGenerateGLError(gl, gl.INVALID_ENUM, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| michael@0 | 303 | shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| michael@0 | 304 | // Bind backbuffer. |
| michael@0 | 305 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 306 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| michael@0 | 307 | } |
| michael@0 | 308 | |
| michael@0 | 309 | debug(""); |
| michael@0 | 310 | debug("buffer deletion"); |
| michael@0 | 311 | |
| michael@0 | 312 | var buffer = gl.createBuffer(); |
| michael@0 | 313 | shouldBeNonNull("buffer"); |
| michael@0 | 314 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, buffer)"); |
| michael@0 | 315 | shouldBe("gl.getParameter(gl.ARRAY_BUFFER_BINDING)", "buffer"); |
| michael@0 | 316 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(buffer)"); |
| michael@0 | 317 | shouldBeFalse("gl.isBuffer(buffer)"); |
| michael@0 | 318 | shouldBeNull("gl.getParameter(gl.ARRAY_BUFFER_BINDING)"); |
| michael@0 | 319 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, buffer)"); |
| michael@0 | 320 | shouldBeNull("gl.getParameter(gl.ARRAY_BUFFER_BINDING)"); |
| michael@0 | 321 | |
| michael@0 | 322 | var buffer2 = gl.createBuffer(); |
| michael@0 | 323 | shouldBeNonNull("buffer2"); |
| michael@0 | 324 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, buffer2)"); |
| michael@0 | 325 | shouldBe("gl.getParameter(gl.ARRAY_BUFFER_BINDING)", "buffer2"); |
| michael@0 | 326 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, null)"); |
| michael@0 | 327 | shouldBeNull("gl.getParameter(gl.ARRAY_BUFFER_BINDING)"); |
| michael@0 | 328 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(buffer2)"); |
| michael@0 | 329 | shouldBeFalse("gl.isBuffer(buffer2)"); |
| michael@0 | 330 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, buffer2)"); |
| michael@0 | 331 | shouldBeNull("gl.getParameter(gl.ARRAY_BUFFER_BINDING)"); |
| michael@0 | 332 | |
| michael@0 | 333 | var bufferElement = gl.createBuffer(); |
| michael@0 | 334 | shouldBeNonNull("bufferElement"); |
| michael@0 | 335 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, bufferElement)"); |
| michael@0 | 336 | shouldBe("gl.getParameter(gl.ELEMENT_ARRAY_BUFFER_BINDING)", "bufferElement"); |
| michael@0 | 337 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(bufferElement)"); |
| michael@0 | 338 | shouldBeFalse("gl.isBuffer(bufferElement)"); |
| michael@0 | 339 | shouldBeNull("gl.getParameter(gl.ELEMENT_ARRAY_BUFFER_BINDING)"); |
| michael@0 | 340 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, bufferElement)"); |
| michael@0 | 341 | shouldBeNull("gl.getParameter(gl.ELEMENT_ARRAY_BUFFER_BINDING)"); |
| michael@0 | 342 | |
| michael@0 | 343 | var b = gl.createBuffer(); |
| michael@0 | 344 | shouldBeNonNull("b"); |
| michael@0 | 345 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, b)"); |
| michael@0 | 346 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bufferData(gl.ARRAY_BUFFER, 1, gl.STATIC_DRAW)"); |
| michael@0 | 347 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(b)"); |
| michael@0 | 348 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, b)"); |
| michael@0 | 349 | shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bufferData(gl.ARRAY_BUFFER, 1, gl.STATIC_DRAW)"); |
| michael@0 | 350 | |
| michael@0 | 351 | var b1 = gl.createBuffer(); |
| michael@0 | 352 | shouldBeNonNull("b1"); |
| michael@0 | 353 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, b1);"); |
| michael@0 | 354 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.enableVertexAttribArray(1);"); |
| michael@0 | 355 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.vertexAttribPointer(1, 4, gl.FLOAT, false, 0, 0);"); |
| michael@0 | 356 | var b2 = gl.createBuffer(); |
| michael@0 | 357 | shouldBeNonNull("b2"); |
| michael@0 | 358 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, b2);"); |
| michael@0 | 359 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.enableVertexAttribArray(2);"); |
| michael@0 | 360 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.vertexAttribPointer(2, 4, gl.FLOAT, false, 0, 0);"); |
| michael@0 | 361 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.enableVertexAttribArray(3);"); |
| michael@0 | 362 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.vertexAttribPointer(3, 4, gl.FLOAT, false, 0, 0);"); |
| michael@0 | 363 | shouldBe("gl.getVertexAttrib(1, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)", "b1"); |
| michael@0 | 364 | shouldBe("gl.getVertexAttrib(2, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)", "b2"); |
| michael@0 | 365 | shouldBe("gl.getVertexAttrib(3, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)", "b2"); |
| michael@0 | 366 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(b2);"); |
| michael@0 | 367 | shouldBe("gl.getVertexAttrib(1, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)", "b1"); |
| michael@0 | 368 | shouldBeNull("gl.getVertexAttrib(2, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)"); |
| michael@0 | 369 | shouldBeNull("gl.getVertexAttrib(3, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)"); |
| michael@0 | 370 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(b1);"); |
| michael@0 | 371 | shouldBeNull("gl.getVertexAttrib(1, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)"); |
| michael@0 | 372 | |
| michael@0 | 373 | debug(""); |
| michael@0 | 374 | debug("framebuffer deletion"); |
| michael@0 | 375 | |
| michael@0 | 376 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 377 | shouldBe("gl.getParameter(gl.FRAMEBUFFER_BINDING)", "fbo"); |
| michael@0 | 378 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteFramebuffer(fbo)"); |
| michael@0 | 379 | shouldBeFalse("gl.isFramebuffer(fbo)"); |
| michael@0 | 380 | shouldBeNull("gl.getParameter(gl.FRAMEBUFFER_BINDING)"); |
| michael@0 | 381 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 382 | shouldBeNull("gl.getParameter(gl.FRAMEBUFFER_BINDING)"); |
| michael@0 | 383 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| michael@0 | 384 | shouldBe("gl.getParameter(gl.FRAMEBUFFER_BINDING)", "fbo2"); |
| michael@0 | 385 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteFramebuffer(fbo3)"); |
| michael@0 | 386 | shouldBe("gl.getParameter(gl.FRAMEBUFFER_BINDING)", "fbo2"); |
| michael@0 | 387 | |
| michael@0 | 388 | fbo = gl.createFramebuffer(); |
| michael@0 | 389 | rbo = gl.createRenderbuffer(); |
| michael@0 | 390 | shouldBeNonNull("fbo"); |
| michael@0 | 391 | shouldBeNonNull("rbo"); |
| michael@0 | 392 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 393 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| michael@0 | 394 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| michael@0 | 395 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| michael@0 | 396 | if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| michael@0 | 397 | // set backbuffer to red |
| michael@0 | 398 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 399 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(1,0,0,1)"); |
| michael@0 | 400 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 401 | // set framebuffer to green |
| michael@0 | 402 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| michael@0 | 403 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| michael@0 | 404 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 405 | // check framebuffer |
| michael@0 | 406 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,255,0,255], "fbo should be green")'); |
| michael@0 | 407 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 16, 16, 1, 1, [0,0,0,0], "outside fbo should be black")'); |
| michael@0 | 408 | // delete framebuffer. because this was the bound fbo the backbuffer should be active now |
| michael@0 | 409 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteFramebuffer(fbo)"); |
| michael@0 | 410 | // check backbuffer |
| michael@0 | 411 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 300, 150, [255,0,0,255], "backbuffer should be red")'); |
| michael@0 | 412 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 300, 0, 300, 300, [0,0,0,0], "outside backbuffer should be black")'); |
| michael@0 | 413 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 150, 300, 300, [0,0,0,0], "outside backbuffer should be black")'); |
| michael@0 | 414 | // check drawing to backbuffer |
| michael@0 | 415 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| michael@0 | 416 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| michael@0 | 417 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 300, 150, [0,255,0,255], "fbo should be green")'); |
| michael@0 | 418 | shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| michael@0 | 419 | // check again because many buggy implementations will have bound to the true backbuffer on deleteFramebuffer. |
| michael@0 | 420 | shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 300, 150, [0,255,0,255], "fbo should be green")'); |
| michael@0 | 421 | } |
| michael@0 | 422 | |
| michael@0 | 423 | successfullyParsed = true; |
| michael@0 | 424 | </script> |
| michael@0 | 425 | |
| michael@0 | 426 | <script>finishTest();</script> |
| michael@0 | 427 | </body> |
| michael@0 | 428 | </html> |
