| |
| /* |
| * Copyright 2012 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| |
| #include "gl/GrGLInterface.h" |
| |
| #include "SkTArray.h" |
| #include "SkTDArray.h" |
| |
| // the OpenGLES 2.0 spec says this must be >= 2 |
| static const GrGLint kDefaultMaxTextureUnits = 8; |
| |
| // the OpenGLES 2.0 spec says this must be >= 128 |
| static const GrGLint kDefaultMaxVertexUniformVectors = 128; |
| |
| // the OpenGLES 2.0 spec says this must be >=16 |
| static const GrGLint kDefaultMaxFragmentUniformVectors = 16; |
| |
| // the OpenGLES 2.0 spec says this must be >= 8 |
| static const GrGLint kDefaultMaxVertexAttribs = 8; |
| |
| // the OpenGLES 2.0 spec says this must be >= 8 |
| static const GrGLint kDefaultMaxVaryingVectors = 8; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // This object is used to track the OpenGL objects. We don't use real |
| // reference counting (i.e., we don't free the objects when their ref count |
| // goes to 0) so that we can detect invalid memory accesses. The refs we |
| // are tracking in this class are actually OpenGL's references to the objects |
| // not "ours" |
| // Each object also gets a unique globally identifying ID |
| class GrFakeRefObj |
| { |
| public: |
| GrFakeRefObj(GrGLuint ID) |
| : fRef(0) |
| , fHighRefCount(0) |
| , fID(ID) |
| , fMarkedForDeletion(false) |
| , fDeleted(false) { |
| } |
| virtual ~GrFakeRefObj() {}; |
| |
| void ref() { |
| fRef++; |
| if (fHighRefCount < fRef) { |
| fHighRefCount = fRef; |
| } |
| } |
| void unref() { |
| fRef--; |
| GrAlwaysAssert(fRef >= 0); |
| |
| // often in OpenGL a given object may still be in use when the |
| // delete call is made. In these cases the object is marked |
| // for deletion and then freed when it is no longer in use |
| if (0 == fRef && fMarkedForDeletion) { |
| this->deleteAction(); |
| } |
| } |
| int getRefCount() const { return fRef; } |
| int getHighRefCount() const { return fHighRefCount; } |
| |
| GrGLuint getID() const { return fID; } |
| |
| void setMarkedForDeletion() { fMarkedForDeletion = true; } |
| bool getMarkedForDeletion() const { return fMarkedForDeletion; } |
| |
| // setDeleted should only ever appear in deleteAction methods! |
| void setDeleted() { fDeleted = true; } |
| bool getDeleted() const { return fDeleted; } |
| |
| // The deleteAction fires if the object has been marked for deletion but |
| // couldn't be deleted earlier due to refs |
| virtual void deleteAction() = 0; |
| |
| protected: |
| private: |
| int fRef; |
| int fHighRefCount; // high water mark of the ref count |
| GrGLuint fID; |
| bool fMarkedForDeletion; |
| // The deleted flag is only set when OpenGL thinks the object is deleted |
| // It is obviously still allocated w/in this framework |
| bool fDeleted; |
| }; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| class GrBufferObj : public GrFakeRefObj |
| { |
| public: |
| GrBufferObj(GrGLuint ID) |
| : GrFakeRefObj(ID) |
| , fDataPtr(NULL) |
| , fMapped(false) |
| , fBound(false) |
| , fSize(0) |
| , fUsage(GR_GL_STATIC_DRAW) { |
| } |
| virtual ~GrBufferObj() { |
| delete[] fDataPtr; |
| } |
| |
| void access() { |
| // cannot access the buffer if it is currently mapped |
| GrAlwaysAssert(!fMapped); |
| } |
| |
| void setMapped() { fMapped = true; } |
| void resetMapped() { fMapped = false; } |
| bool getMapped() const { return fMapped; } |
| |
| void setBound() { fBound = true; } |
| void resetBound() { fBound = false; } |
| bool getBound() const { return fBound; } |
| |
| void allocate(GrGLint size, const GrGLchar *dataPtr) { |
| GrAlwaysAssert(size >= 0); |
| |
| // delete pre-existing data |
| delete[] fDataPtr; |
| |
| fSize = size; |
| fDataPtr = new GrGLchar[size]; |
| if (dataPtr) { |
| memcpy(fDataPtr, dataPtr, fSize); |
| } |
| // TODO: w/ no dataPtr the data is unitialized - this could be tracked |
| } |
| GrGLint getSize() const { return fSize; } |
| GrGLchar *getDataPtr() { return fDataPtr; } |
| |
| GrGLint getUsage() const { return fUsage; } |
| void setUsage(GrGLint usage) { fUsage = usage; } |
| |
| virtual void deleteAction() SK_OVERRIDE { |
| |
| // buffers are automatically unmapped when deleted |
| this->resetMapped(); |
| this->setDeleted(); |
| } |
| |
| |
| protected: |
| private: |
| |
| GrGLchar* fDataPtr; |
| bool fMapped; // is the buffer object mapped via "glMapBuffer"? |
| bool fBound; // is the buffer object bound via "glBindBuffer"? |
| GrGLint fSize; // size in bytes |
| GrGLint fUsage; // one of: GL_STREAM_DRAW, GL_STATIC_DRAW, GL_DYNAMIC_DRAW |
| |
| typedef GrFakeRefObj INHERITED; |
| }; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| class GrRenderBufferObj : public GrFakeRefObj |
| { |
| public: |
| GrRenderBufferObj(GrGLuint ID) |
| : GrFakeRefObj(ID) |
| , fBound(false) { |
| } |
| |
| virtual ~GrRenderBufferObj() { |
| GrAlwaysAssert(0 == fColorReferees.count()); |
| GrAlwaysAssert(0 == fDepthReferees.count()); |
| GrAlwaysAssert(0 == fStencilReferees.count()); |
| } |
| |
| void setBound() { fBound = true; } |
| void resetBound() { fBound = false; } |
| bool getBound() const { return fBound; } |
| |
| void setColorBound(GrFakeRefObj *referee) { |
| fColorReferees.append(1, &referee); |
| } |
| void resetColorBound(GrFakeRefObj *referee) { |
| int index = fColorReferees.find(referee); |
| GrAlwaysAssert(0 <= index); |
| fColorReferees.removeShuffle(index); |
| } |
| bool getColorBound(GrFakeRefObj *referee) const { |
| int index = fColorReferees.find(referee); |
| return 0 <= index; |
| } |
| bool getColorBound() const { |
| return 0 != fColorReferees.count(); |
| } |
| |
| void setDepthBound(GrFakeRefObj *referee) { |
| fDepthReferees.append(1, &referee); |
| } |
| void resetDepthBound(GrFakeRefObj *referee) { |
| int index = fDepthReferees.find(referee); |
| GrAlwaysAssert(0 <= index); |
| fDepthReferees.removeShuffle(index); |
| } |
| bool getDepthBound(GrFakeRefObj *referee) const { |
| int index = fDepthReferees.find(referee); |
| return 0 <= index; |
| } |
| bool getDepthBound() const { |
| return 0 != fDepthReferees.count(); |
| } |
| |
| void setStencilBound(GrFakeRefObj *referee) { |
| fStencilReferees.append(1, &referee); |
| } |
| void resetStencilBound(GrFakeRefObj *referee) { |
| int index = fStencilReferees.find(referee); |
| GrAlwaysAssert(0 <= index); |
| fStencilReferees.removeShuffle(index); |
| } |
| bool getStencilBound(GrFakeRefObj *referee) const { |
| int index = fStencilReferees.find(referee); |
| return 0 <= index; |
| } |
| bool getStencilBound() const { |
| return 0 != fStencilReferees.count(); |
| } |
| |
| virtual void deleteAction() SK_OVERRIDE { |
| |
| this->setDeleted(); |
| } |
| |
| protected: |
| private: |
| bool fBound; // is this render buffer currently bound via "glBindRenderbuffer"? |
| |
| SkTDArray<GrFakeRefObj *> fColorReferees; // frame buffers that use this as a color buffer (via "glFramebufferRenderbuffer") |
| SkTDArray<GrFakeRefObj *> fDepthReferees; // frame buffers that use this as a depth buffer (via "glFramebufferRenderbuffer") |
| SkTDArray<GrFakeRefObj *> fStencilReferees; // frame buffers that use this as a stencil buffer (via "glFramebufferRenderbuffer") |
| |
| typedef GrFakeRefObj INHERITED; |
| }; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // TODO: when a framebuffer obj is bound the GL_SAMPLES query must return 0 |
| // TODO: GL_STENCIL_BITS must also be redirected to the framebuffer |
| class GrFrameBufferObj : public GrFakeRefObj |
| { |
| public: |
| GrFrameBufferObj(GrGLuint ID) |
| : GrFakeRefObj(ID) |
| , fBound(false) |
| , fColorBuffer(NULL) |
| , fDepthBuffer(NULL) |
| , fStencilBuffer(NULL) { |
| } |
| |
| virtual ~GrFrameBufferObj() { |
| fColorBuffer = NULL; |
| fDepthBuffer = NULL; |
| fStencilBuffer = NULL; |
| } |
| |
| void setBound() { fBound = true; } |
| void resetBound() { fBound = false; } |
| bool getBound() const { return fBound; } |
| |
| void setColor(GrRenderBufferObj *buffer) { |
| if (fColorBuffer) { |
| // automatically break the binding of the old buffer |
| GrAlwaysAssert(fColorBuffer->getColorBound(this)); |
| fColorBuffer->resetColorBound(this); |
| |
| GrAlwaysAssert(!fColorBuffer->getDeleted()); |
| fColorBuffer->unref(); |
| } |
| fColorBuffer = buffer; |
| if (fColorBuffer) { |
| GrAlwaysAssert(!fColorBuffer->getDeleted()); |
| fColorBuffer->ref(); |
| |
| GrAlwaysAssert(!fColorBuffer->getColorBound(this)); |
| fColorBuffer->setColorBound(this); |
| } |
| } |
| GrRenderBufferObj *getColor() { return fColorBuffer; } |
| |
| void setDepth(GrRenderBufferObj *buffer) { |
| if (fDepthBuffer) { |
| // automatically break the binding of the old buffer |
| GrAlwaysAssert(fDepthBuffer->getDepthBound(this)); |
| fDepthBuffer->resetDepthBound(this); |
| |
| GrAlwaysAssert(!fDepthBuffer->getDeleted()); |
| fDepthBuffer->unref(); |
| } |
| fDepthBuffer = buffer; |
| if (fDepthBuffer) { |
| GrAlwaysAssert(!fDepthBuffer->getDeleted()); |
| fDepthBuffer->ref(); |
| |
| GrAlwaysAssert(!fDepthBuffer->getDepthBound(this)); |
| fDepthBuffer->setDepthBound(this); |
| } |
| } |
| GrRenderBufferObj *getDepth() { return fDepthBuffer; } |
| |
| void setStencil(GrRenderBufferObj *buffer) { |
| if (fStencilBuffer) { |
| // automatically break the binding of the old buffer |
| GrAlwaysAssert(fStencilBuffer->getStencilBound(this)); |
| fStencilBuffer->resetStencilBound(this); |
| |
| GrAlwaysAssert(!fStencilBuffer->getDeleted()); |
| fStencilBuffer->unref(); |
| } |
| fStencilBuffer = buffer; |
| if (fStencilBuffer) { |
| GrAlwaysAssert(!fStencilBuffer->getDeleted()); |
| fStencilBuffer->ref(); |
| |
| GrAlwaysAssert(!fStencilBuffer->getStencilBound(this)); |
| fStencilBuffer->setStencilBound(this); |
| } |
| } |
| GrRenderBufferObj *getStencil() { return fStencilBuffer; } |
| |
| virtual void deleteAction() SK_OVERRIDE { |
| |
| setColor(NULL); |
| setDepth(NULL); |
| setStencil(NULL); |
| this->setDeleted(); |
| } |
| |
| protected: |
| private: |
| bool fBound; // is this frame buffer currently bound via "glBindFramebuffer"? |
| GrRenderBufferObj * fColorBuffer; |
| GrRenderBufferObj * fDepthBuffer; |
| GrRenderBufferObj * fStencilBuffer; |
| |
| typedef GrFakeRefObj INHERITED; |
| }; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| class GrShaderObj : public GrFakeRefObj |
| { |
| public: |
| GrShaderObj(GrGLuint ID, GrGLenum type) |
| : GrFakeRefObj(ID) |
| , fType(type) {} |
| |
| GrGLenum getType() { return fType; } |
| |
| virtual void deleteAction() SK_OVERRIDE { |
| |
| this->setDeleted(); |
| } |
| |
| protected: |
| private: |
| GrGLenum fType; // either GR_GL_VERTEX_SHADER or GR_GL_FRAGMENT_SHADER |
| |
| typedef GrFakeRefObj INHERITED; |
| }; |
| |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| class GrProgramObj : public GrFakeRefObj |
| { |
| public: |
| GrProgramObj(GrGLuint ID) |
| : GrFakeRefObj(ID) |
| , fInUse(false) {} |
| |
| void AttachShader(GrShaderObj *shader) { |
| shader->ref(); |
| fShaders.push_back(shader); |
| } |
| |
| virtual void deleteAction() SK_OVERRIDE { |
| |
| // shaders are automatically detached from a deleted program. They will only be |
| // deleted if they were marked for deletion by a prior call to glDeleteShader |
| for (int i = 0; i < fShaders.count(); ++i) { |
| fShaders[i]->unref(); |
| } |
| fShaders.reset(); |
| |
| this->setDeleted(); |
| } |
| |
| // TODO: this flag system won't work w/ multiple contexts! |
| void setInUse() { fInUse = true; } |
| void resetInUse() { fInUse = false; } |
| bool getInUse() const { return fInUse; } |
| |
| protected: |
| |
| private: |
| SkTArray<GrShaderObj *> fShaders; |
| bool fInUse; // has this program been activated by a glUseProgram call? |
| |
| typedef GrFakeRefObj INHERITED; |
| }; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // This is the main debugging object. It is a singleton and keeps track of |
| // all the other debug objects. |
| class GrDebugGL |
| { |
| public: |
| // TODO: merge findBuffer, findFrameBuffer, findShader & findProgram?? |
| GrBufferObj *findBuffer(GrGLuint ID) { |
| GrFakeRefObj *obj = this->findObject(ID); |
| if (NULL == obj) { |
| return NULL; |
| } |
| |
| return reinterpret_cast<GrBufferObj *>(obj); |
| } |
| |
| GrFrameBufferObj *findFrameBuffer(GrGLuint ID) { |
| GrFakeRefObj *obj = this->findObject(ID); |
| if (NULL == obj) { |
| return NULL; |
| } |
| |
| return reinterpret_cast<GrFrameBufferObj *>(obj); |
| } |
| |
| GrRenderBufferObj *findRenderBuffer(GrGLuint ID) { |
| GrFakeRefObj *obj = this->findObject(ID); |
| if (NULL == obj) { |
| return NULL; |
| } |
| |
| return reinterpret_cast<GrRenderBufferObj *>(obj); |
| } |
| |
| GrShaderObj *findShader(GrGLuint ID) { |
| GrFakeRefObj *obj = this->findObject(ID); |
| if (NULL == obj) { |
| return NULL; |
| } |
| |
| return reinterpret_cast<GrShaderObj *>(obj); |
| } |
| |
| GrProgramObj *findProgram(GrGLuint ID) { |
| GrFakeRefObj *obj = this->findObject(ID); |
| if (NULL == obj) { |
| return NULL; |
| } |
| |
| return reinterpret_cast<GrProgramObj *>(obj); |
| } |
| |
| // TODO: merge createBuffer, createShader, createProgram?? |
| GrBufferObj *createBuffer() { |
| GrBufferObj *buffer = new GrBufferObj(++fNextID); |
| |
| fObjects.push_back(buffer); |
| |
| return buffer; |
| } |
| |
| GrFrameBufferObj *createFrameBuffer() { |
| GrFrameBufferObj *buffer = new GrFrameBufferObj(++fNextID); |
| |
| fObjects.push_back(buffer); |
| |
| return buffer; |
| } |
| |
| GrRenderBufferObj *createRenderBuffer() { |
| GrRenderBufferObj *buffer = new GrRenderBufferObj(++fNextID); |
| |
| fObjects.push_back(buffer); |
| |
| return buffer; |
| } |
| |
| GrShaderObj *createShader(GrGLenum type) { |
| GrShaderObj *shader = new GrShaderObj(++fNextID, type); |
| |
| fObjects.push_back(shader); |
| |
| return shader; |
| } |
| |
| GrProgramObj *createProgram() { |
| GrProgramObj *program = new GrProgramObj(++fNextID); |
| |
| fObjects.push_back(program); |
| |
| return program; |
| } |
| |
| GrFakeRefObj *findObject(GrGLuint ID) { |
| for (int i = 0; i < fObjects.count(); ++i) { |
| if (fObjects[i]->getID() == ID) { |
| // The application shouldn't be accessing objects |
| // that (as far as OpenGL knows) were already deleted |
| GrAlwaysAssert(!fObjects[i]->getDeleted()); |
| GrAlwaysAssert(!fObjects[i]->getMarkedForDeletion()); |
| return fObjects[i]; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| |
| void setMaxTextureUnits(GrGLuint maxTextureUnits) { fMaxTextureUnits = maxTextureUnits; } |
| GrGLuint getMaxTextureUnits() const { return fMaxTextureUnits; } |
| |
| void setCurTextureUnit(GrGLuint curTextureUnit) { fCurTextureUnit = curTextureUnit; } |
| GrGLuint getCurTextureUnit() const { return fCurTextureUnit; } |
| |
| void setArrayBuffer(GrBufferObj *arrayBuffer) { |
| if (fArrayBuffer) { |
| // automatically break the binding of the old buffer |
| GrAlwaysAssert(fArrayBuffer->getBound()); |
| fArrayBuffer->resetBound(); |
| |
| GrAlwaysAssert(!fArrayBuffer->getDeleted()); |
| fArrayBuffer->unref(); |
| } |
| |
| fArrayBuffer = arrayBuffer; |
| |
| if (fArrayBuffer) { |
| GrAlwaysAssert(!fArrayBuffer->getDeleted()); |
| fArrayBuffer->ref(); |
| |
| GrAlwaysAssert(!fArrayBuffer->getBound()); |
| fArrayBuffer->setBound(); |
| } |
| } |
| GrBufferObj *getArrayBuffer() { return fArrayBuffer; } |
| |
| void setElementArrayBuffer(GrBufferObj *elementArrayBuffer) { |
| if (fElementArrayBuffer) { |
| // automatically break the binding of the old buffer |
| GrAlwaysAssert(fElementArrayBuffer->getBound()); |
| fElementArrayBuffer->resetBound(); |
| |
| GrAlwaysAssert(!fElementArrayBuffer->getDeleted()); |
| fElementArrayBuffer->unref(); |
| } |
| |
| fElementArrayBuffer = elementArrayBuffer; |
| |
| if (fElementArrayBuffer) { |
| GrAlwaysAssert(!fElementArrayBuffer->getDeleted()); |
| fElementArrayBuffer->ref(); |
| |
| GrAlwaysAssert(!fElementArrayBuffer->getBound()); |
| fElementArrayBuffer->setBound(); |
| } |
| } |
| |
| GrBufferObj *getElementArrayBuffer() { return fElementArrayBuffer; } |
| |
| void setFrameBuffer(GrFrameBufferObj *frameBuffer) { |
| if (fFrameBuffer) { |
| GrAlwaysAssert(fFrameBuffer->getBound()); |
| fFrameBuffer->resetBound(); |
| |
| GrAlwaysAssert(!fFrameBuffer->getDeleted()); |
| fFrameBuffer->unref(); |
| } |
| |
| fFrameBuffer = frameBuffer; |
| |
| if (fFrameBuffer) { |
| GrAlwaysAssert(!fFrameBuffer->getDeleted()); |
| fFrameBuffer->ref(); |
| |
| GrAlwaysAssert(!fFrameBuffer->getBound()); |
| fFrameBuffer->setBound(); |
| } |
| } |
| |
| GrFrameBufferObj *getFrameBuffer() { return fFrameBuffer; } |
| |
| void setRenderBuffer(GrRenderBufferObj *renderBuffer) { |
| if (fRenderBuffer) { |
| GrAlwaysAssert(fRenderBuffer->getBound()); |
| fRenderBuffer->resetBound(); |
| |
| GrAlwaysAssert(!fRenderBuffer->getDeleted()); |
| fRenderBuffer->unref(); |
| } |
| |
| fRenderBuffer = renderBuffer; |
| |
| if (fRenderBuffer) { |
| GrAlwaysAssert(!fRenderBuffer->getDeleted()); |
| fRenderBuffer->ref(); |
| |
| GrAlwaysAssert(!fRenderBuffer->getBound()); |
| fRenderBuffer->setBound(); |
| } |
| } |
| |
| GrRenderBufferObj *getRenderBuffer() { return fRenderBuffer; } |
| |
| void useProgram(GrProgramObj *program) { |
| if (fProgram) { |
| GrAlwaysAssert(fProgram->getInUse()); |
| fProgram->resetInUse(); |
| |
| GrAlwaysAssert(!fProgram->getDeleted()); |
| fProgram->unref(); |
| } |
| |
| fProgram = program; |
| |
| if (fProgram) { |
| GrAlwaysAssert(!fProgram->getDeleted()); |
| fProgram->ref(); |
| |
| GrAlwaysAssert(!fProgram->getInUse()); |
| fProgram->setInUse(); |
| } |
| } |
| |
| static GrDebugGL *getInstance() { |
| // static GrDebugGL Obj; |
| |
| return &Obj; |
| } |
| |
| void report() const { |
| for (int i = 0; i < fObjects.count(); ++i) { |
| GrAlwaysAssert(0 == fObjects[i]->getRefCount()); |
| GrAlwaysAssert(0 < fObjects[i]->getHighRefCount()); |
| GrAlwaysAssert(fObjects[i]->getDeleted()); |
| } |
| } |
| |
| protected: |
| |
| private: |
| GrGLuint fMaxTextureUnits; |
| GrGLuint fCurTextureUnit; |
| GrBufferObj * fArrayBuffer; |
| GrBufferObj * fElementArrayBuffer; |
| GrFrameBufferObj *fFrameBuffer; |
| GrRenderBufferObj *fRenderBuffer; |
| GrProgramObj * fProgram; |
| |
| static int fNextID; // source for globally unique IDs |
| |
| static GrDebugGL Obj; |
| |
| // global store of all objects |
| SkTArray<GrFakeRefObj *> fObjects; |
| |
| GrDebugGL() |
| : fMaxTextureUnits(kDefaultMaxTextureUnits) |
| , fCurTextureUnit(0) |
| , fArrayBuffer(NULL) |
| , fElementArrayBuffer(NULL) |
| , fFrameBuffer(NULL) |
| , fRenderBuffer(NULL) |
| , fProgram(NULL) { |
| } |
| |
| ~GrDebugGL() { |
| this->report(); |
| |
| for (int i = 0; i < fObjects.count(); ++i) { |
| delete fObjects[i]; |
| } |
| fObjects.reset(); |
| |
| fArrayBuffer = NULL; |
| fElementArrayBuffer = NULL; |
| fFrameBuffer = NULL; |
| fRenderBuffer = NULL; |
| fProgram = NULL; |
| } |
| }; |
| |
| int GrDebugGL::fNextID = 0; |
| GrDebugGL GrDebugGL::Obj; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLActiveTexture(GrGLenum texture) { |
| |
| // GrAlwaysAssert(0 <= texture); |
| // GrAlwaysAssert(texture < GrDebugGL::getInstance()->getMaxTextureUnits()); |
| |
| GrDebugGL::getInstance()->setCurTextureUnit(texture); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLAttachShader(GrGLuint programID, GrGLuint shaderID) { |
| GrProgramObj *program = GrDebugGL::getInstance()->findProgram(programID); |
| GrAlwaysAssert(program); |
| |
| GrShaderObj *shader = GrDebugGL::getInstance()->findShader(shaderID); |
| GrAlwaysAssert(shader); |
| |
| program->AttachShader(shader); |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBeginQuery(GrGLenum target, GrGLuint id) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBindAttribLocation(GrGLuint program, GrGLuint index, const char* name) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBindTexture(GrGLenum target, GrGLuint texture) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBlendColor(GrGLclampf red, GrGLclampf green, GrGLclampf blue, GrGLclampf alpha) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBindFragDataLocation(GrGLuint program, GrGLuint colorNumber, const GrGLchar* name) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBlendFunc(GrGLenum sfactor, GrGLenum dfactor) {} |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBufferData(GrGLenum target, GrGLsizeiptr size, const GrGLvoid* data, GrGLenum usage) { |
| GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| GrAlwaysAssert(size >= 0); |
| GrAlwaysAssert(GR_GL_STREAM_DRAW == usage || GR_GL_STATIC_DRAW == usage || GR_GL_DYNAMIC_DRAW == usage); |
| |
| GrBufferObj *buffer = NULL; |
| switch (target) { |
| case GR_GL_ARRAY_BUFFER: |
| buffer = GrDebugGL::getInstance()->getArrayBuffer(); |
| break; |
| case GR_GL_ELEMENT_ARRAY_BUFFER: |
| buffer = GrDebugGL::getInstance()->getElementArrayBuffer(); |
| break; |
| default: |
| GrCrash("Unexpected target to glBufferData"); |
| break; |
| } |
| |
| GrAlwaysAssert(buffer); |
| GrAlwaysAssert(buffer->getBound()); |
| |
| buffer->allocate(size, reinterpret_cast<const GrGLchar *>(data)); |
| buffer->setUsage(usage); |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBufferSubData(GrGLenum target, GrGLintptr offset, GrGLsizeiptr size, const GrGLvoid* data) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLClear(GrGLbitfield mask) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLClearColor(GrGLclampf red, GrGLclampf green, GrGLclampf blue, GrGLclampf alpha) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLClearStencil(GrGLint s) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLColorMask(GrGLboolean red, GrGLboolean green, GrGLboolean blue, GrGLboolean alpha) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLCompileShader(GrGLuint shader) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLCompressedTexImage2D(GrGLenum target, GrGLint level, GrGLenum internalformat, GrGLsizei width, GrGLsizei height, GrGLint border, GrGLsizei imageSize, const GrGLvoid* data) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLCullFace(GrGLenum mode) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDepthMask(GrGLboolean flag) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDisable(GrGLenum cap) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDisableVertexAttribArray(GrGLuint index) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDrawArrays(GrGLenum mode, GrGLint first, GrGLsizei count) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDrawBuffer(GrGLenum mode) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDrawBuffers(GrGLsizei n, const GrGLenum* bufs) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDrawElements(GrGLenum mode, GrGLsizei count, GrGLenum type, const GrGLvoid* indices) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLEnable(GrGLenum cap) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLEnableVertexAttribArray(GrGLuint index) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLEndQuery(GrGLenum target) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLFinish() {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLFlush() {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLFrontFace(GrGLenum mode) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLLineWidth(GrGLfloat width) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLLinkProgram(GrGLuint program) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLPixelStorei(GrGLenum pname, GrGLint param) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLQueryCounter(GrGLuint id, GrGLenum target) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLReadBuffer(GrGLenum src) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLReadPixels(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height, GrGLenum format, GrGLenum type, GrGLvoid* pixels) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLScissor(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLShaderSource(GrGLuint shader, GrGLsizei count, const char** str, const GrGLint* length) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLStencilFunc(GrGLenum func, GrGLint ref, GrGLuint mask) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLStencilFuncSeparate(GrGLenum face, GrGLenum func, GrGLint ref, GrGLuint mask) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLStencilMask(GrGLuint mask) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLStencilMaskSeparate(GrGLenum face, GrGLuint mask) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLStencilOp(GrGLenum fail, GrGLenum zfail, GrGLenum zpass) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLStencilOpSeparate(GrGLenum face, GrGLenum fail, GrGLenum zfail, GrGLenum zpass) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLTexImage2D(GrGLenum target, GrGLint level, GrGLint internalformat, GrGLsizei width, GrGLsizei height, GrGLint border, GrGLenum format, GrGLenum type, const GrGLvoid* pixels) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLTexParameteri(GrGLenum target, GrGLenum pname, GrGLint param) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLTexStorage2D(GrGLenum target, GrGLsizei levels, GrGLenum internalformat, GrGLsizei width, GrGLsizei height) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLTexSubImage2D(GrGLenum target, GrGLint level, GrGLint xoffset, GrGLint yoffset, GrGLsizei width, GrGLsizei height, GrGLenum format, GrGLenum type, const GrGLvoid* pixels) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform1f(GrGLint location, GrGLfloat v0) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform1i(GrGLint location, GrGLint v0) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform1fv(GrGLint location, GrGLsizei count, const GrGLfloat* v) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform1iv(GrGLint location, GrGLsizei count, const GrGLint* v) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform2f(GrGLint location, GrGLfloat v0, GrGLfloat v1) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform2i(GrGLint location, GrGLint v0, GrGLint v1) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform2fv(GrGLint location, GrGLsizei count, const GrGLfloat* v) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform2iv(GrGLint location, GrGLsizei count, const GrGLint* v) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform3f(GrGLint location, GrGLfloat v0, GrGLfloat v1, GrGLfloat v2) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform3i(GrGLint location, GrGLint v0, GrGLint v1, GrGLint v2) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform3fv(GrGLint location, GrGLsizei count, const GrGLfloat* v) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform3iv(GrGLint location, GrGLsizei count, const GrGLint* v) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform4f(GrGLint location, GrGLfloat v0, GrGLfloat v1, GrGLfloat v2, GrGLfloat v3) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform4i(GrGLint location, GrGLint v0, GrGLint v1, GrGLint v2, GrGLint v3) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform4fv(GrGLint location, GrGLsizei count, const GrGLfloat* v) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniform4iv(GrGLint location, GrGLsizei count, const GrGLint* v) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniformMatrix2fv(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniformMatrix3fv(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUniformMatrix4fv(GrGLint location, GrGLsizei count, GrGLboolean transpose, const GrGLfloat* value) {} |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLUseProgram(GrGLuint programID) { |
| |
| // A programID of 0 is legal |
| GrProgramObj *program = GrDebugGL::getInstance()->findProgram(programID); |
| |
| GrDebugGL::getInstance()->useProgram(program); |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLVertexAttrib4fv(GrGLuint indx, const GrGLfloat* values) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLVertexAttribPointer(GrGLuint indx, GrGLint size, GrGLenum type, GrGLboolean normalized, GrGLsizei stride, const GrGLvoid* ptr) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLViewport(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height) {} |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBindFramebuffer(GrGLenum target, GrGLuint frameBufferID) { |
| |
| GrAlwaysAssert(GR_GL_FRAMEBUFFER == target); |
| |
| // a frameBufferID of 0 is acceptable - it binds to the default frame buffer |
| GrFrameBufferObj *frameBuffer = GrDebugGL::getInstance()->findFrameBuffer(frameBufferID); |
| |
| GrDebugGL::getInstance()->setFrameBuffer(frameBuffer); |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBindRenderbuffer(GrGLenum target, GrGLuint renderBufferID) { |
| |
| GrAlwaysAssert(GR_GL_RENDERBUFFER == target); |
| |
| // a renderBufferID of 0 is acceptable - it unbinds the bound render buffer |
| GrRenderBufferObj *renderBuffer = GrDebugGL::getInstance()->findRenderBuffer(renderBufferID); |
| |
| GrDebugGL::getInstance()->setRenderBuffer(renderBuffer); |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDeleteFramebuffers(GrGLsizei n, const GrGLuint *frameBuffers) { |
| |
| // first potentially unbind the buffers |
| if (GrDebugGL::getInstance()->getFrameBuffer()) { |
| for (int i = 0; i < n; ++i) { |
| |
| if (frameBuffers[i] == GrDebugGL::getInstance()->getFrameBuffer()->getID()) { |
| // this ID is the current frame buffer - rebind to the default |
| GrDebugGL::getInstance()->setFrameBuffer(NULL); |
| } |
| } |
| } |
| |
| // then actually "delete" the buffers |
| for (int i = 0; i < n; ++i) { |
| GrFrameBufferObj *buffer = GrDebugGL::getInstance()->findFrameBuffer(frameBuffers[i]); |
| GrAlwaysAssert(buffer); |
| |
| GrAlwaysAssert(!buffer->getDeleted()); |
| buffer->deleteAction(); |
| } |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDeleteRenderbuffers(GrGLsizei n, const GrGLuint *renderBuffers) { |
| |
| // first potentially unbind the buffers |
| if (GrDebugGL::getInstance()->getRenderBuffer()) { |
| for (int i = 0; i < n; ++i) { |
| |
| if (renderBuffers[i] == GrDebugGL::getInstance()->getRenderBuffer()->getID()) { |
| // this ID is the current render buffer - make no render buffer be bound |
| GrDebugGL::getInstance()->setRenderBuffer(NULL); |
| } |
| } |
| } |
| |
| // Open GL will remove a deleted render buffer from the active frame buffer but not |
| // from any other frame buffer |
| if (GrDebugGL::getInstance()->getFrameBuffer()) { |
| |
| GrFrameBufferObj *frameBuffer = GrDebugGL::getInstance()->getFrameBuffer(); |
| |
| for (int i = 0; i < n; ++i) { |
| |
| if (NULL != frameBuffer->getColor() && renderBuffers[i] == frameBuffer->getColor()->getID()) { |
| frameBuffer->setColor(NULL); |
| } |
| if (NULL != frameBuffer->getDepth() && renderBuffers[i] == frameBuffer->getDepth()->getID()) { |
| frameBuffer->setDepth(NULL); |
| } |
| if (NULL != frameBuffer->getStencil() && renderBuffers[i] == frameBuffer->getStencil()->getID()) { |
| frameBuffer->setStencil(NULL); |
| } |
| } |
| } |
| |
| // then actually "delete" the buffers |
| for (int i = 0; i < n; ++i) { |
| GrRenderBufferObj *buffer = GrDebugGL::getInstance()->findRenderBuffer(renderBuffers[i]); |
| GrAlwaysAssert(buffer); |
| |
| // OpenGL gives no guarantees if a render buffer is deleted while attached to |
| // something other than the currently bound frame buffer |
| GrAlwaysAssert(!buffer->getColorBound()); |
| GrAlwaysAssert(!buffer->getDepthBound()); |
| GrAlwaysAssert(!buffer->getStencilBound()); |
| |
| GrAlwaysAssert(!buffer->getDeleted()); |
| buffer->deleteAction(); |
| } |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLFramebufferRenderbuffer(GrGLenum target, GrGLenum attachment, GrGLenum renderbuffertarget, GrGLuint renderBufferID) { |
| |
| GrAlwaysAssert(GR_GL_FRAMEBUFFER == target); |
| GrAlwaysAssert(GR_GL_COLOR_ATTACHMENT0 == attachment || |
| GR_GL_DEPTH_ATTACHMENT == attachment || |
| GR_GL_STENCIL_ATTACHMENT == attachment); |
| GrAlwaysAssert(GR_GL_RENDERBUFFER == renderbuffertarget); |
| |
| GrFrameBufferObj *framebuffer = GrDebugGL::getInstance()->getFrameBuffer(); |
| // A render buffer cannot be attached to the default framebuffer |
| GrAlwaysAssert(NULL != framebuffer); |
| |
| // a renderBufferID of 0 is acceptable - it unbinds the current render buffer |
| GrRenderBufferObj *renderbuffer = GrDebugGL::getInstance()->findRenderBuffer(renderBufferID); |
| |
| switch (attachment) { |
| case GR_GL_COLOR_ATTACHMENT0: |
| framebuffer->setColor(renderbuffer); |
| break; |
| case GR_GL_DEPTH_ATTACHMENT: |
| framebuffer->setDepth(renderbuffer); |
| break; |
| case GR_GL_STENCIL_ATTACHMENT: |
| framebuffer->setStencil(renderbuffer); |
| break; |
| default: |
| GrAlwaysAssert(false); |
| break; |
| }; |
| |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLFramebufferTexture2D(GrGLenum target, GrGLenum attachment, GrGLenum textarget, GrGLuint texture, GrGLint level) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetFramebufferAttachmentParameteriv(GrGLenum target, GrGLenum attachment, GrGLenum pname, GrGLint* params) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetRenderbufferParameteriv(GrGLenum target, GrGLenum pname, GrGLint* params) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLRenderbufferStorage(GrGLenum target, GrGLenum internalformat, GrGLsizei width, GrGLsizei height) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLRenderbufferStorageMultisample(GrGLenum target, GrGLsizei samples, GrGLenum internalformat, GrGLsizei width, GrGLsizei height) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBlitFramebuffer(GrGLint srcX0, GrGLint srcY0, GrGLint srcX1, GrGLint srcY1, GrGLint dstX0, GrGLint dstY0, GrGLint dstX1, GrGLint dstY1, GrGLbitfield mask, GrGLenum filter) {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLResolveMultisampleFramebuffer() {} |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBindFragDataLocationIndexed(GrGLuint program, GrGLuint colorNumber, GrGLuint index, const GrGLchar * name) {} |
| |
| GrGLenum GR_GL_FUNCTION_TYPE debugGLCheckFramebufferStatus(GrGLenum target) { |
| return GR_GL_FRAMEBUFFER_COMPLETE; |
| } |
| |
| GrGLuint GR_GL_FUNCTION_TYPE debugGLCreateProgram() { |
| |
| GrProgramObj *program = GrDebugGL::getInstance()->createProgram(); |
| |
| return program->getID(); |
| } |
| |
| GrGLuint GR_GL_FUNCTION_TYPE debugGLCreateShader(GrGLenum type) { |
| |
| GrAlwaysAssert(GR_GL_VERTEX_SHADER == type || GR_GL_FRAGMENT_SHADER == type); |
| |
| GrShaderObj *shader = GrDebugGL::getInstance()->createShader(type); |
| |
| return shader->getID(); |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDeleteProgram(GrGLuint programID) { |
| |
| GrProgramObj *program = GrDebugGL::getInstance()->findProgram(programID); |
| GrAlwaysAssert(program); |
| |
| if (program->getRefCount()) { |
| // someone is still using this program so we can't delete it here |
| program->setMarkedForDeletion(); |
| } else { |
| program->deleteAction(); |
| } |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDeleteShader(GrGLuint shaderID) { |
| |
| GrShaderObj *shader = GrDebugGL::getInstance()->findShader(shaderID); |
| GrAlwaysAssert(shader); |
| |
| if (shader->getRefCount()) { |
| // someone is still using this shader so we can't delete it here |
| shader->setMarkedForDeletion(); |
| } else { |
| shader->deleteAction(); |
| } |
| } |
| |
| // same function used for all glGen*(GLsize i, GLuint*) functions |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGenIds(GrGLsizei n, GrGLuint* ids) { |
| static int gCurrID = 1; |
| for (int i = 0; i < n; ++i) { |
| ids[i] = ++gCurrID; |
| } |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGenBuffers(GrGLsizei n, GrGLuint* ids) { |
| |
| for (int i = 0; i < n; ++i) { |
| GrBufferObj *buffer = GrDebugGL::getInstance()->createBuffer(); |
| GrAlwaysAssert(buffer); |
| ids[i] = buffer->getID(); |
| } |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGenFramebuffers(GrGLsizei n, GrGLuint* ids) { |
| |
| for (int i = 0; i < n; ++i) { |
| GrFrameBufferObj *buffer = GrDebugGL::getInstance()->createFrameBuffer(); |
| GrAlwaysAssert(buffer); |
| ids[i] = buffer->getID(); |
| } |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGenRenderbuffers(GrGLsizei n, GrGLuint* ids) { |
| |
| for (int i = 0; i < n; ++i) { |
| GrRenderBufferObj *buffer = GrDebugGL::getInstance()->createRenderBuffer(); |
| GrAlwaysAssert(buffer); |
| ids[i] = buffer->getID(); |
| } |
| } |
| |
| // same delete function for all glDelete*(GLsize i, const GLuint*) except buffers |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDeleteIds(GrGLsizei n, const GrGLuint* ids) {} |
| |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLBindBuffer(GrGLenum target, GrGLuint bufferID) { |
| |
| GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| |
| GrBufferObj *buffer = GrDebugGL::getInstance()->findBuffer(bufferID); |
| // 0 is a permissable bufferID - it unbinds the current buffer |
| |
| switch (target) { |
| case GR_GL_ARRAY_BUFFER: |
| GrDebugGL::getInstance()->setArrayBuffer(buffer); |
| break; |
| case GR_GL_ELEMENT_ARRAY_BUFFER: |
| GrDebugGL::getInstance()->setElementArrayBuffer(buffer); |
| break; |
| default: |
| GrCrash("Unexpected target to glBindBuffer"); |
| break; |
| } |
| } |
| |
| // deleting a bound buffer has the side effect of binding 0 |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLDeleteBuffers(GrGLsizei n, const GrGLuint* ids) { |
| // first potentially unbind the buffers |
| for (int i = 0; i < n; ++i) { |
| |
| if (GrDebugGL::getInstance()->getArrayBuffer() && |
| ids[i] == GrDebugGL::getInstance()->getArrayBuffer()->getID()) { |
| // this ID is the current array buffer |
| GrDebugGL::getInstance()->setArrayBuffer(NULL); |
| } |
| if (GrDebugGL::getInstance()->getElementArrayBuffer() && |
| ids[i] == GrDebugGL::getInstance()->getElementArrayBuffer()->getID()) { |
| // this ID is the current element array buffer |
| GrDebugGL::getInstance()->setElementArrayBuffer(NULL); |
| } |
| } |
| |
| // then actually "delete" the buffers |
| for (int i = 0; i < n; ++i) { |
| GrBufferObj *buffer = GrDebugGL::getInstance()->findBuffer(ids[i]); |
| GrAlwaysAssert(buffer); |
| |
| GrAlwaysAssert(!buffer->getDeleted()); |
| buffer->deleteAction(); |
| } |
| } |
| |
| // map a buffer to the caller's address space |
| GrGLvoid* GR_GL_FUNCTION_TYPE debugGLMapBuffer(GrGLenum target, GrGLenum access) { |
| |
| GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| GrAlwaysAssert(GR_GL_WRITE_ONLY == access); // GR_GL_READ_ONLY == access || || GR_GL_READ_WRIT == access); |
| |
| GrBufferObj *buffer = NULL; |
| switch (target) { |
| case GR_GL_ARRAY_BUFFER: |
| buffer = GrDebugGL::getInstance()->getArrayBuffer(); |
| break; |
| case GR_GL_ELEMENT_ARRAY_BUFFER: |
| buffer = GrDebugGL::getInstance()->getElementArrayBuffer(); |
| break; |
| default: |
| GrCrash("Unexpected target to glMapBuffer"); |
| break; |
| } |
| |
| if (buffer) { |
| GrAlwaysAssert(!buffer->getMapped()); |
| buffer->setMapped(); |
| return buffer->getDataPtr(); |
| } |
| |
| GrAlwaysAssert(false); |
| return NULL; // no buffer bound to the target |
| } |
| |
| // remove a buffer from the caller's address space |
| // TODO: check if the "access" method from "glMapBuffer" was honored |
| GrGLboolean GR_GL_FUNCTION_TYPE debugGLUnmapBuffer(GrGLenum target) { |
| |
| GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| |
| GrBufferObj *buffer = NULL; |
| switch (target) { |
| case GR_GL_ARRAY_BUFFER: |
| buffer = GrDebugGL::getInstance()->getArrayBuffer(); |
| break; |
| case GR_GL_ELEMENT_ARRAY_BUFFER: |
| buffer = GrDebugGL::getInstance()->getElementArrayBuffer(); |
| break; |
| default: |
| GrCrash("Unexpected target to glUnmapBuffer"); |
| break; |
| } |
| |
| if (buffer) { |
| GrAlwaysAssert(buffer->getMapped()); |
| buffer->resetMapped(); |
| return GR_GL_TRUE; |
| } |
| |
| GrAlwaysAssert(false); |
| return GR_GL_FALSE; // GR_GL_INVALID_OPERATION; |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetBufferParameteriv(GrGLenum target, GrGLenum value, GrGLint* params) { |
| |
| GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| GrAlwaysAssert(GR_GL_BUFFER_SIZE == value || GR_GL_BUFFER_USAGE == value); |
| |
| GrBufferObj *buffer = NULL; |
| switch (target) { |
| case GR_GL_ARRAY_BUFFER: |
| buffer = GrDebugGL::getInstance()->getArrayBuffer(); |
| break; |
| case GR_GL_ELEMENT_ARRAY_BUFFER: |
| buffer = GrDebugGL::getInstance()->getElementArrayBuffer(); |
| break; |
| } |
| |
| GrAlwaysAssert(buffer); |
| |
| switch (value) { |
| case GR_GL_BUFFER_MAPPED: |
| *params = GR_GL_FALSE; |
| if (buffer) |
| *params = buffer->getMapped() ? GR_GL_TRUE : GR_GL_FALSE; |
| break; |
| case GR_GL_BUFFER_SIZE: |
| *params = 0; |
| if (buffer) |
| *params = buffer->getSize(); |
| break; |
| case GR_GL_BUFFER_USAGE: |
| *params = GR_GL_STATIC_DRAW; |
| if (buffer) |
| *params = buffer->getUsage(); |
| break; |
| default: |
| GrCrash("Unexpected value to glGetBufferParamateriv"); |
| break; |
| } |
| }; |
| |
| GrGLenum GR_GL_FUNCTION_TYPE debugGLGetError() { |
| return GR_GL_NO_ERROR; |
| } |
| |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetIntegerv(GrGLenum pname, GrGLint* params) { |
| // TODO: remove from Ganesh the #defines for gets we don't use. |
| // We would like to minimize gets overall due to performance issues |
| switch (pname) { |
| case GR_GL_STENCIL_BITS: |
| *params = 8; |
| break; |
| case GR_GL_SAMPLES: |
| *params = 1; |
| break; |
| case GR_GL_FRAMEBUFFER_BINDING: |
| *params = 0; |
| break; |
| case GR_GL_VIEWPORT: |
| params[0] = 0; |
| params[1] = 0; |
| params[2] = 800; |
| params[3] = 600; |
| break; |
| case GR_GL_MAX_TEXTURE_IMAGE_UNITS: |
| *params = 8; |
| break; |
| case GR_GL_MAX_VERTEX_UNIFORM_VECTORS: |
| *params = kDefaultMaxVertexUniformVectors; |
| break; |
| case GR_GL_MAX_FRAGMENT_UNIFORM_VECTORS: |
| *params = kDefaultMaxFragmentUniformVectors; |
| break; |
| case GR_GL_MAX_FRAGMENT_UNIFORM_COMPONENTS: |
| *params = 16 * 4; |
| break; |
| case GR_GL_NUM_COMPRESSED_TEXTURE_FORMATS: |
| *params = 0; |
| break; |
| case GR_GL_COMPRESSED_TEXTURE_FORMATS: |
| break; |
| case GR_GL_MAX_TEXTURE_SIZE: |
| *params = 8192; |
| break; |
| case GR_GL_MAX_RENDERBUFFER_SIZE: |
| *params = 8192; |
| break; |
| case GR_GL_MAX_SAMPLES: |
| *params = 32; |
| break; |
| case GR_GL_MAX_VERTEX_ATTRIBS: |
| *params = kDefaultMaxVertexAttribs; |
| break; |
| case GR_GL_MAX_VARYING_VECTORS: |
| *params = kDefaultMaxVaryingVectors; |
| break; |
| case GR_GL_MAX_TEXTURE_UNITS: |
| *params = GrDebugGL::getInstance()->getMaxTextureUnits(); |
| break; |
| default: |
| GrCrash("Unexpected pname to GetIntegerv"); |
| } |
| } |
| // used for both the program and shader info logs |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetInfoLog(GrGLuint program, GrGLsizei bufsize, GrGLsizei* length, char* infolog) { |
| if (length) { |
| *length = 0; |
| } |
| if (bufsize > 0) { |
| *infolog = 0; |
| } |
| } |
| |
| // used for both the program and shader params |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetShaderOrProgramiv(GrGLuint program, GrGLenum pname, GrGLint* params) { |
| switch (pname) { |
| case GR_GL_LINK_STATUS: // fallthru |
| case GR_GL_COMPILE_STATUS: |
| *params = GR_GL_TRUE; |
| break; |
| case GR_GL_INFO_LOG_LENGTH: |
| *params = 0; |
| break; |
| // we don't expect any other pnames |
| default: |
| GrCrash("Unexpected pname to GetProgramiv"); |
| break; |
| } |
| } |
| |
| namespace { |
| template <typename T> |
| void query_result(GrGLenum GLtarget, GrGLenum pname, T *params) { |
| switch (pname) { |
| case GR_GL_QUERY_RESULT_AVAILABLE: |
| *params = GR_GL_TRUE; |
| break; |
| case GR_GL_QUERY_RESULT: |
| *params = 0; |
| break; |
| default: |
| GrCrash("Unexpected pname passed to GetQueryObject."); |
| break; |
| } |
| } |
| } |
| |
| // Queries on the null GL just don't do anything at all. We could potentially make |
| // the timers work. |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetQueryiv(GrGLenum GLtarget, GrGLenum pname, GrGLint *params) { |
| switch (pname) { |
| case GR_GL_CURRENT_QUERY: |
| *params = 0; |
| break; |
| case GR_GL_QUERY_COUNTER_BITS: |
| *params = 32; |
| break; |
| default: |
| GrCrash("Unexpected pname passed GetQueryiv."); |
| } |
| } |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetQueryObjecti64v(GrGLuint id, GrGLenum pname, GrGLint64 *params) { |
| query_result(id, pname, params); |
| } |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetQueryObjectiv(GrGLuint id, GrGLenum pname, GrGLint *params) { |
| query_result(id, pname, params); |
| } |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetQueryObjectui64v(GrGLuint id, GrGLenum pname, GrGLuint64 *params) { |
| query_result(id, pname, params); |
| } |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetQueryObjectuiv(GrGLuint id, GrGLenum pname, GrGLuint *params) { |
| query_result(id, pname, params); |
| } |
| |
| const GrGLubyte* GR_GL_FUNCTION_TYPE debugGLGetString(GrGLenum name) { |
| switch (name) { |
| case GR_GL_EXTENSIONS: |
| return (const GrGLubyte*)"GL_ARB_framebuffer_object GL_ARB_blend_func_extended GL_ARB_timer_query GL_ARB_draw_buffers GL_ARB_occlusion_query GL_EXT_blend_color GL_EXT_stencil_wrap"; |
| case GR_GL_VERSION: |
| return (const GrGLubyte*)"4.0 Null GL"; |
| case GR_GL_SHADING_LANGUAGE_VERSION: |
| return (const GrGLubyte*)"4.20.8 Null GLSL"; |
| default: |
| GrCrash("Unexpected name to GetString"); |
| return NULL; |
| } |
| } |
| |
| // we used to use this to query stuff about externally created textures, now we just |
| // require clients to tell us everything about the texture. |
| GrGLvoid GR_GL_FUNCTION_TYPE debugGLGetTexLevelParameteriv(GrGLenum target, GrGLint level, GrGLenum pname, GrGLint* params) { |
| GrCrash("Should never query texture parameters."); |
| } |
| |
| GrGLint GR_GL_FUNCTION_TYPE debugGLGetUniformLocation(GrGLuint program, const char* name) { |
| static int gUniLocation = 0; |
| return ++gUniLocation; |
| } |
| |
| const GrGLInterface* GrGLCreateDebugInterface() { |
| // The gl functions are not context-specific so we create one global |
| // interface |
| static SkAutoTUnref<GrGLInterface> glInterface; |
| if (!glInterface.get()) { |
| GrGLInterface* interface = new GrGLInterface; |
| glInterface.reset(interface); |
| interface->fBindingsExported = kDesktop_GrGLBinding; |
| interface->fActiveTexture = debugGLActiveTexture; |
| interface->fAttachShader = debugGLAttachShader; |
| interface->fBeginQuery = debugGLBeginQuery; |
| interface->fBindAttribLocation = debugGLBindAttribLocation; |
| interface->fBindBuffer = debugGLBindBuffer; |
| interface->fBindFragDataLocation = debugGLBindFragDataLocation; |
| interface->fBindTexture = debugGLBindTexture; |
| interface->fBlendColor = debugGLBlendColor; |
| interface->fBlendFunc = debugGLBlendFunc; |
| interface->fBufferData = debugGLBufferData; |
| interface->fBufferSubData = debugGLBufferSubData; |
| interface->fClear = debugGLClear; |
| interface->fClearColor = debugGLClearColor; |
| interface->fClearStencil = debugGLClearStencil; |
| interface->fColorMask = debugGLColorMask; |
| interface->fCompileShader = debugGLCompileShader; |
| interface->fCompressedTexImage2D = debugGLCompressedTexImage2D; |
| interface->fCreateProgram = debugGLCreateProgram; |
| interface->fCreateShader = debugGLCreateShader; |
| interface->fCullFace = debugGLCullFace; |
| interface->fDeleteBuffers = debugGLDeleteBuffers; |
| interface->fDeleteProgram = debugGLDeleteProgram; |
| interface->fDeleteQueries = debugGLDeleteIds; |
| interface->fDeleteShader = debugGLDeleteShader; |
| interface->fDeleteTextures = debugGLDeleteIds; |
| interface->fDepthMask = debugGLDepthMask; |
| interface->fDisable = debugGLDisable; |
| interface->fDisableVertexAttribArray = debugGLDisableVertexAttribArray; |
| interface->fDrawArrays = debugGLDrawArrays; |
| interface->fDrawBuffer = debugGLDrawBuffer; |
| interface->fDrawBuffers = debugGLDrawBuffers; |
| interface->fDrawElements = debugGLDrawElements; |
| interface->fEnable = debugGLEnable; |
| interface->fEnableVertexAttribArray = debugGLEnableVertexAttribArray; |
| interface->fEndQuery = debugGLEndQuery; |
| interface->fFinish = debugGLFinish; |
| interface->fFlush = debugGLFlush; |
| interface->fFrontFace = debugGLFrontFace; |
| interface->fGenBuffers = debugGLGenBuffers; |
| interface->fGenQueries = debugGLGenIds; |
| interface->fGenTextures = debugGLGenIds; |
| interface->fGetBufferParameteriv = debugGLGetBufferParameteriv; |
| interface->fGetError = debugGLGetError; |
| interface->fGetIntegerv = debugGLGetIntegerv; |
| interface->fGetQueryObjecti64v = debugGLGetQueryObjecti64v; |
| interface->fGetQueryObjectiv = debugGLGetQueryObjectiv; |
| interface->fGetQueryObjectui64v = debugGLGetQueryObjectui64v; |
| interface->fGetQueryObjectuiv = debugGLGetQueryObjectuiv; |
| interface->fGetQueryiv = debugGLGetQueryiv; |
| interface->fGetProgramInfoLog = debugGLGetInfoLog; |
| interface->fGetProgramiv = debugGLGetShaderOrProgramiv; |
| interface->fGetShaderInfoLog = debugGLGetInfoLog; |
| interface->fGetShaderiv = debugGLGetShaderOrProgramiv; |
| interface->fGetString = debugGLGetString; |
| interface->fGetTexLevelParameteriv = debugGLGetTexLevelParameteriv; |
| interface->fGetUniformLocation = debugGLGetUniformLocation; |
| interface->fLineWidth = debugGLLineWidth; |
| interface->fLinkProgram = debugGLLinkProgram; |
| interface->fPixelStorei = debugGLPixelStorei; |
| interface->fQueryCounter = debugGLQueryCounter; |
| interface->fReadBuffer = debugGLReadBuffer; |
| interface->fReadPixels = debugGLReadPixels; |
| interface->fScissor = debugGLScissor; |
| interface->fShaderSource = debugGLShaderSource; |
| interface->fStencilFunc = debugGLStencilFunc; |
| interface->fStencilFuncSeparate = debugGLStencilFuncSeparate; |
| interface->fStencilMask = debugGLStencilMask; |
| interface->fStencilMaskSeparate = debugGLStencilMaskSeparate; |
| interface->fStencilOp = debugGLStencilOp; |
| interface->fStencilOpSeparate = debugGLStencilOpSeparate; |
| interface->fTexImage2D = debugGLTexImage2D; |
| interface->fTexParameteri = debugGLTexParameteri; |
| interface->fTexSubImage2D = debugGLTexSubImage2D; |
| interface->fTexStorage2D = debugGLTexStorage2D; |
| interface->fUniform1f = debugGLUniform1f; |
| interface->fUniform1i = debugGLUniform1i; |
| interface->fUniform1fv = debugGLUniform1fv; |
| interface->fUniform1iv = debugGLUniform1iv; |
| interface->fUniform2f = debugGLUniform2f; |
| interface->fUniform2i = debugGLUniform2i; |
| interface->fUniform2fv = debugGLUniform2fv; |
| interface->fUniform2iv = debugGLUniform2iv; |
| interface->fUniform3f = debugGLUniform3f; |
| interface->fUniform3i = debugGLUniform3i; |
| interface->fUniform3fv = debugGLUniform3fv; |
| interface->fUniform3iv = debugGLUniform3iv; |
| interface->fUniform4f = debugGLUniform4f; |
| interface->fUniform4i = debugGLUniform4i; |
| interface->fUniform4fv = debugGLUniform4fv; |
| interface->fUniform4iv = debugGLUniform4iv; |
| interface->fUniformMatrix2fv = debugGLUniformMatrix2fv; |
| interface->fUniformMatrix3fv = debugGLUniformMatrix3fv; |
| interface->fUniformMatrix4fv = debugGLUniformMatrix4fv; |
| interface->fUseProgram = debugGLUseProgram; |
| interface->fVertexAttrib4fv = debugGLVertexAttrib4fv; |
| interface->fVertexAttribPointer = debugGLVertexAttribPointer; |
| interface->fViewport = debugGLViewport; |
| interface->fBindFramebuffer = debugGLBindFramebuffer; |
| interface->fBindRenderbuffer = debugGLBindRenderbuffer; |
| interface->fCheckFramebufferStatus = debugGLCheckFramebufferStatus; |
| interface->fDeleteFramebuffers = debugGLDeleteFramebuffers; |
| interface->fDeleteRenderbuffers = debugGLDeleteRenderbuffers; |
| interface->fFramebufferRenderbuffer = debugGLFramebufferRenderbuffer; |
| interface->fFramebufferTexture2D = debugGLFramebufferTexture2D; |
| interface->fGenFramebuffers = debugGLGenFramebuffers; |
| interface->fGenRenderbuffers = debugGLGenRenderbuffers; |
| interface->fGetFramebufferAttachmentParameteriv = debugGLGetFramebufferAttachmentParameteriv; |
| interface->fGetRenderbufferParameteriv = debugGLGetRenderbufferParameteriv; |
| interface->fRenderbufferStorage = debugGLRenderbufferStorage; |
| interface->fRenderbufferStorageMultisample = debugGLRenderbufferStorageMultisample; |
| interface->fBlitFramebuffer = debugGLBlitFramebuffer; |
| interface->fResolveMultisampleFramebuffer = debugGLResolveMultisampleFramebuffer; |
| interface->fMapBuffer = debugGLMapBuffer; |
| interface->fUnmapBuffer = debugGLUnmapBuffer; |
| interface->fBindFragDataLocationIndexed = debugGLBindFragDataLocationIndexed; |
| } |
| glInterface.get()->ref(); |
| return glInterface.get(); |
| } |