| <!-- |
| |
| /* |
| ** Copyright (c) 2012 The Khronos Group Inc. |
| ** |
| ** Permission is hereby granted, free of charge, to any person obtaining a |
| ** copy of this software and/or associated documentation files (the |
| ** "Materials"), to deal in the Materials without restriction, including |
| ** without limitation the rights to use, copy, modify, merge, publish, |
| ** distribute, sublicense, and/or sell copies of the Materials, and to |
| ** permit persons to whom the Materials are furnished to do so, subject to |
| ** the following conditions: |
| ** |
| ** The above copyright notice and this permission notice shall be included |
| ** in all copies or substantial portions of the Materials. |
| ** |
| ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
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| --> |
| |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <link rel="stylesheet" href="../../resources/js-test-style.css"/> |
| <script src="../../js/js-test-pre.js"></script> |
| <script src="../../js/webgl-test-utils.js"></script> |
| </head> |
| <body> |
| <div id="description"></div> |
| <div id="console"></div> |
| |
| <script> |
| "use strict"; |
| description("Tests deletion behavior for buffer, texture, renderbuffer, shader, and program"); |
| |
| var wtu = WebGLTestUtils; |
| var gl = wtu.create3DContext(); |
| var shouldGenerateGLError = wtu.shouldGenerateGLError; |
| var contextVersion = wtu.getDefault3DContextVersion(); |
| |
| debug(""); |
| debug("shader and program deletion"); |
| |
| var vertexShader = wtu.loadStandardVertexShader(gl); |
| assertMsg(vertexShader, "vertex shader loaded"); |
| var fragmentShader = wtu.loadStandardFragmentShader(gl); |
| assertMsg(fragmentShader, "fragment shader loaded"); |
| |
| var program = gl.createProgram(); |
| shouldBeNonNull("program"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.attachShader(program, vertexShader)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.attachShader(program, fragmentShader)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.linkProgram(program)"); |
| shouldBeTrue("gl.getProgramParameter(program, gl.LINK_STATUS)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.useProgram(program)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteShader(vertexShader)"); |
| shouldBeTrue("gl.isShader(vertexShader)"); |
| shouldBeTrue("gl.getShaderParameter(vertexShader, gl.DELETE_STATUS)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.detachShader(program, vertexShader)"); |
| shouldBeFalse("gl.isShader(vertexShader)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteShader(fragmentShader)"); |
| shouldBeTrue("gl.isShader(fragmentShader)"); |
| shouldBeTrue("gl.getShaderParameter(fragmentShader, gl.DELETE_STATUS)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteProgram(program)"); |
| shouldBeTrue("gl.isProgram(program)"); |
| shouldBeTrue("gl.getProgramParameter(program, gl.DELETE_STATUS)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.useProgram(null)"); |
| shouldBeFalse("gl.isProgram(program)"); |
| shouldBeFalse("gl.isShader(fragmentShader)"); |
| |
| debug(""); |
| debug("texture deletion"); |
| |
| var fbo = gl.createFramebuffer(), fbo2 = gl.createFramebuffer(), fbo3 = gl.createFramebuffer(); |
| shouldBeNonNull("fbo"); |
| shouldBeNonNull("fbo2"); |
| shouldBeNonNull("fbo3"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| |
| var tex = gl.createTexture(); |
| shouldBeNonNull("tex"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, tex)"); |
| shouldBe("gl.getParameter(gl.TEXTURE_BINDING_2D)", "tex"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0)"); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "tex"); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.TEXTURE"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(tex)"); |
| // Deleting a texture bound to the currently-bound fbo is the same as |
| // detaching the textue from fbo first, then delete the texture. |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); |
| if (contextVersion > 1) { |
| shouldBeNull("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| } else { |
| shouldGenerateGLError(gl, gl.INVALID_ENUM, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| } |
| shouldBeFalse("gl.isTexture(tex)"); |
| shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindTexture(gl.TEXTURE_2D, tex)"); |
| shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); |
| |
| var texCubeMap = gl.createTexture(); |
| shouldBeNonNull("texCubeMap"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_CUBE_MAP, texCubeMap)"); |
| shouldBe("gl.getParameter(gl.TEXTURE_BINDING_CUBE_MAP)", "texCubeMap"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(texCubeMap)"); |
| shouldBeFalse("gl.isTexture(texCubeMap)"); |
| shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_CUBE_MAP)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindTexture(gl.TEXTURE_CUBE_MAP, texCubeMap)"); |
| shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_CUBE_MAP)"); |
| |
| var t = gl.createTexture(); |
| shouldBeNonNull("t"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, t)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(t)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindTexture(gl.TEXTURE_2D, t)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE)"); |
| |
| var t2 = gl.createTexture(); |
| shouldBeNonNull("t2"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.activeTexture(gl.TEXTURE0)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, t2)"); |
| shouldBe("gl.getParameter(gl.TEXTURE_BINDING_2D)", "t2"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.activeTexture(gl.TEXTURE1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, t2)"); |
| shouldBe("gl.getParameter(gl.TEXTURE_BINDING_2D)", "t2"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(t2)"); |
| shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.activeTexture(gl.TEXTURE0)"); |
| shouldBeNull("gl.getParameter(gl.TEXTURE_BINDING_2D)"); |
| |
| debug(""); |
| debug("renderbuffer deletion"); |
| |
| var rbo = gl.createRenderbuffer(), rbo2 = gl.createRenderbuffer(), rbo3 = gl.createRenderbuffer(); |
| shouldBeNonNull("rbo"); |
| shouldBeNonNull("rbo2"); |
| shouldBeNonNull("rbo3"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| shouldBe("gl.getParameter(gl.RENDERBUFFER_BINDING)", "rbo"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo)"); |
| // Deleting a renderbuffer bound to the currently-bound fbo is the same as |
| // detaching the renderbuffer from fbo first, then delete the renderbuffer. |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); |
| if (contextVersion > 1) { |
| shouldBeNull("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| } else { |
| shouldGenerateGLError(gl, gl.INVALID_ENUM, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| } |
| shouldBeFalse("gl.isRenderbuffer(rbo)"); |
| shouldBeNull("gl.getParameter(gl.RENDERBUFFER_BINDING)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| shouldBeNull("gl.getParameter(gl.RENDERBUFFER_BINDING)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo2)"); |
| shouldBe("gl.getParameter(gl.RENDERBUFFER_BINDING)", "rbo2"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo3)"); |
| shouldBe("gl.getParameter(gl.RENDERBUFFER_BINDING)", "rbo2"); |
| |
| debug(""); |
| debug("using deleted renderbuffer"); |
| rbo = gl.createRenderbuffer(); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| // make backbuffer red |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(1,0,0,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| // make fbo green |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| // Bind backbuffer. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| // delete renderbuffer. It should still be attached to fbo though. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| // Use fbo that has deleted rbo. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,255,0,255], "fbo should be green")'); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,0,1,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,0,255,255], "fbo should be blue")'); |
| // Bind backbuffer. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| } |
| |
| debug(""); |
| debug("renderbuffer attached twice to same framebuffer"); |
| rbo = gl.createRenderbuffer(); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| rbo2 = gl.createRenderbuffer(); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo2)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| // attach rbo2 at two attachment points incompatible with it |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.DEPTH_ATTACHMENT, gl.RENDERBUFFER, rbo2)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.STENCIL_ATTACHMENT, gl.RENDERBUFFER, rbo2)"); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.DEPTH_ATTACHMENT, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo2"); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.STENCIL_ATTACHMENT, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo2"); |
| // fbo can't be complete as rbo2 is attached at incompatible attachment points |
| shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| // now we delete rbo2, which detaches it from the two attachment points where it currently is attached |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo2)"); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.DEPTH_ATTACHMENT, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.STENCIL_ATTACHMENT, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)", "gl.NONE"); |
| // we should now be in the same state as before with only rbo attached, so fbo should be complete again |
| shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo"); |
| } |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| |
| |
| |
| debug(""); |
| debug("using deleted texture"); |
| tex = gl.createTexture(); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, tex)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, null)"); |
| if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| // make fbo green |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| // Bind backbuffer. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| // delete texture. It should still be attached to fbo though. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(tex)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [255,0,0,255], "backbuffer should be red")'); |
| // Use fbo that has deleted texture. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [0,255,0,255], "fbo should be green")'); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,0,1,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [0,0,255,255], "fbo should be blue")'); |
| // Bind backbuffer. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| } |
| |
| debug(""); |
| debug("using deleted renderbuffer"); |
| rbo = gl.createRenderbuffer(); |
| shouldBeNonNull("rbo"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| // make backbuffer red |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(1,0,0,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| // make fbo green |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| // delete renderbuffer. It should still be attached to fbo2 though. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteRenderbuffer(rbo)"); |
| // fbo has no attachments |
| shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| // Use fbo2 that has deleted rbo. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,255,0,255], "fbo should be green")'); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,0,1,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,0,255,255], "fbo should be blue")'); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "rbo"); |
| |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| if (contextVersion > 1) { |
| shouldBeNull("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| } else { |
| shouldGenerateGLError(gl, gl.INVALID_ENUM, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| } |
| shouldGenerateGLError(gl, gl.NONE, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE)"); |
| shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| // Bind backbuffer. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| } |
| |
| debug(""); |
| debug("using deleted texture"); |
| tex = gl.createTexture(); |
| shouldBeNonNull("tex"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindTexture(gl.TEXTURE_2D, tex)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, null)"); |
| if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, tex, 0)"); |
| // make fbo green |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| // delete texture. It should still be attached to fbo2 though. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteTexture(tex)"); |
| // fbo has no attachments |
| shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| // Use fbo that has deleted texture. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| shouldBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [0,255,0,255], "fbo should be green")'); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,0,1,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 1, 1, [0,0,255,255], "fbo should be blue")'); |
| shouldBe("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)", "tex"); |
| |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| if (contextVersion > 1) { |
| shouldBeNull("gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| } else { |
| shouldGenerateGLError(gl, gl.INVALID_ENUM, "gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME)"); |
| } |
| shouldNotBe("gl.checkFramebufferStatus(gl.FRAMEBUFFER)", "gl.FRAMEBUFFER_COMPLETE"); |
| // Bind backbuffer. |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [255,0,0,255], "backbuffer should be red")'); |
| } |
| |
| debug(""); |
| debug("buffer deletion"); |
| |
| var buffer = gl.createBuffer(); |
| shouldBeNonNull("buffer"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, buffer)"); |
| shouldBe("gl.getParameter(gl.ARRAY_BUFFER_BINDING)", "buffer"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(buffer)"); |
| shouldBeFalse("gl.isBuffer(buffer)"); |
| shouldBeNull("gl.getParameter(gl.ARRAY_BUFFER_BINDING)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindBuffer(gl.ARRAY_BUFFER, buffer)"); |
| shouldBeNull("gl.getParameter(gl.ARRAY_BUFFER_BINDING)"); |
| |
| var buffer2 = gl.createBuffer(); |
| shouldBeNonNull("buffer2"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, buffer2)"); |
| shouldBe("gl.getParameter(gl.ARRAY_BUFFER_BINDING)", "buffer2"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, null)"); |
| shouldBeNull("gl.getParameter(gl.ARRAY_BUFFER_BINDING)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(buffer2)"); |
| shouldBeFalse("gl.isBuffer(buffer2)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindBuffer(gl.ARRAY_BUFFER, buffer2)"); |
| shouldBeNull("gl.getParameter(gl.ARRAY_BUFFER_BINDING)"); |
| |
| var bufferElement = gl.createBuffer(); |
| shouldBeNonNull("bufferElement"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, bufferElement)"); |
| shouldBe("gl.getParameter(gl.ELEMENT_ARRAY_BUFFER_BINDING)", "bufferElement"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(bufferElement)"); |
| shouldBeFalse("gl.isBuffer(bufferElement)"); |
| shouldBeNull("gl.getParameter(gl.ELEMENT_ARRAY_BUFFER_BINDING)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, bufferElement)"); |
| shouldBeNull("gl.getParameter(gl.ELEMENT_ARRAY_BUFFER_BINDING)"); |
| |
| var b = gl.createBuffer(); |
| shouldBeNonNull("b"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, b)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bufferData(gl.ARRAY_BUFFER, 1, gl.STATIC_DRAW)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(b)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindBuffer(gl.ARRAY_BUFFER, b)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bufferData(gl.ARRAY_BUFFER, 1, gl.STATIC_DRAW)"); |
| |
| var b1 = gl.createBuffer(); |
| shouldBeNonNull("b1"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, b1);"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.enableVertexAttribArray(1);"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.vertexAttribPointer(1, 4, gl.FLOAT, false, 0, 0);"); |
| var b2 = gl.createBuffer(); |
| shouldBeNonNull("b2"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindBuffer(gl.ARRAY_BUFFER, b2);"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.enableVertexAttribArray(2);"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.vertexAttribPointer(2, 4, gl.FLOAT, false, 0, 0);"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.enableVertexAttribArray(3);"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.vertexAttribPointer(3, 4, gl.FLOAT, false, 0, 0);"); |
| shouldBe("gl.getVertexAttrib(1, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)", "b1"); |
| shouldBe("gl.getVertexAttrib(2, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)", "b2"); |
| shouldBe("gl.getVertexAttrib(3, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)", "b2"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(b2);"); |
| shouldBe("gl.getVertexAttrib(1, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)", "b1"); |
| shouldBeNull("gl.getVertexAttrib(2, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)"); |
| shouldBeNull("gl.getVertexAttrib(3, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteBuffer(b1);"); |
| shouldBeNull("gl.getVertexAttrib(1, gl.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)"); |
| |
| debug(""); |
| debug("framebuffer deletion"); |
| |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldBe("gl.getParameter(gl.FRAMEBUFFER_BINDING)", "fbo"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteFramebuffer(fbo)"); |
| shouldBeFalse("gl.isFramebuffer(fbo)"); |
| shouldBeNull("gl.getParameter(gl.FRAMEBUFFER_BINDING)"); |
| shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldBeNull("gl.getParameter(gl.FRAMEBUFFER_BINDING)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo2)"); |
| shouldBe("gl.getParameter(gl.FRAMEBUFFER_BINDING)", "fbo2"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteFramebuffer(fbo3)"); |
| shouldBe("gl.getParameter(gl.FRAMEBUFFER_BINDING)", "fbo2"); |
| |
| fbo = gl.createFramebuffer(); |
| rbo = gl.createRenderbuffer(); |
| shouldBeNonNull("fbo"); |
| shouldBeNonNull("rbo"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindRenderbuffer(gl.RENDERBUFFER, rbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.renderbufferStorage(gl.RENDERBUFFER, gl.RGBA4, 16, 16)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.RENDERBUFFER, rbo)"); |
| if (gl.checkFramebufferStatus(gl.FRAMEBUFFER) == gl.FRAMEBUFFER_COMPLETE) { |
| // set backbuffer to red |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(1,0,0,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| // set framebuffer to green |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, fbo)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| // check framebuffer |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 16, 16, [0,255,0,255], "fbo should be green")'); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 16, 16, 1, 1, [0,0,0,0], "outside fbo should be black")'); |
| // delete framebuffer. because this was the bound fbo the backbuffer should be active now |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.deleteFramebuffer(fbo)"); |
| // check backbuffer |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 300, 150, [255,0,0,255], "backbuffer should be red")'); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 300, 0, 300, 300, [0,0,0,0], "outside backbuffer should be black")'); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 150, 300, 300, [0,0,0,0], "outside backbuffer should be black")'); |
| // check drawing to backbuffer |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clearColor(0,1,0,1)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.clear(gl.COLOR_BUFFER_BIT)"); |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 300, 150, [0,255,0,255], "fbo should be green")'); |
| shouldGenerateGLError(gl, gl.NO_ERROR, "gl.bindFramebuffer(gl.FRAMEBUFFER, null)"); |
| // check again because many buggy implementations will have bound to the true backbuffer on deleteFramebuffer. |
| shouldGenerateGLError(gl, gl.NO_ERROR, 'wtu.checkCanvasRect(gl, 0, 0, 300, 150, [0,255,0,255], "fbo should be green")'); |
| } |
| |
| var successfullyParsed = true; |
| </script> |
| |
| <script src="../../js/js-test-post.js"></script> |
| </body> |
| </html> |