diff options
Diffstat (limited to 'indra/llrender/llvertexbuffer.h')
| -rw-r--r-- | indra/llrender/llvertexbuffer.h | 78 |
1 files changed, 47 insertions, 31 deletions
diff --git a/indra/llrender/llvertexbuffer.h b/indra/llrender/llvertexbuffer.h index 3e6f6a959a..d859199663 100644 --- a/indra/llrender/llvertexbuffer.h +++ b/indra/llrender/llvertexbuffer.h @@ -55,15 +55,20 @@ class LLVBOPool { public: static U32 sBytesPooled; + + LLVBOPool(U32 vboUsage, U32 vboType) + : mUsage(vboUsage) + , mType(vboType) + {} - U32 mUsage; - U32 mType; + const U32 mUsage; + const U32 mType; //size MUST be a power of 2 - U8* allocate(U32& name, U32 size); + volatile U8* allocate(U32& name, U32 size); //size MUST be the size provided to allocate that returned the given name - void release(U32 name, U8* buffer, U32 size); + void release(U32 name, volatile U8* buffer, U32 size); //destroy all records in mFreeList void cleanup(); @@ -72,7 +77,7 @@ public: { public: U32 mGLName; - U8* mClientData; + volatile U8* mClientData; }; typedef std::list<Record> record_list_t; @@ -88,7 +93,7 @@ public: //============================================================================ // base class -class LLPrivateMemoryPool ; +class LLPrivateMemoryPool; class LLVertexBuffer : public LLRefCount { public: @@ -103,6 +108,7 @@ public: }; LLVertexBuffer(const LLVertexBuffer& rhs) + : mUsage(rhs.mUsage) { *this = rhs; } @@ -118,9 +124,9 @@ public: static LLVBOPool sStreamIBOPool; static LLVBOPool sDynamicIBOPool; - static BOOL sUseStreamDraw; - static BOOL sUseVAO; - static BOOL sPreferStreamDraw; + static bool sUseStreamDraw; + static bool sUseVAO; + static bool sPreferStreamDraw; static void initClass(bool use_vbo, bool no_vbo_mapping); static void cleanupClass(); @@ -201,15 +207,15 @@ protected: void destroyGLIndices(); void updateNumVerts(S32 nverts); void updateNumIndices(S32 nindices); - virtual BOOL useVBOs() const; + bool useVBOs() const; void unmapBuffer(); public: LLVertexBuffer(U32 typemask, S32 usage); // map for data access - U8* mapVertexBuffer(S32 type, S32 index, S32 count, bool map_range); - U8* mapIndexBuffer(S32 index, S32 count, bool map_range); + volatile U8* mapVertexBuffer(S32 type, S32 index, S32 count, bool map_range); + volatile U8* mapIndexBuffer(S32 index, S32 count, bool map_range); // set for rendering virtual void setBuffer(U32 data_mask); // calls setupVertexBuffer() if data_mask is not 0 @@ -239,21 +245,22 @@ public: bool getClothWeightStrider(LLStrider<LLVector4>& strider, S32 index=0, S32 count = -1, bool map_range = false); - BOOL isEmpty() const { return mEmpty; } - BOOL isLocked() const { return mVertexLocked || mIndexLocked; } + bool isEmpty() const { return mEmpty; } + bool isLocked() const { return mVertexLocked || mIndexLocked; } S32 getNumVerts() const { return mNumVerts; } S32 getNumIndices() const { return mNumIndices; } - U8* getIndicesPointer() const { return useVBOs() ? (U8*) mAlignedIndexOffset : mMappedIndexData; } - U8* getVerticesPointer() const { return useVBOs() ? (U8*) mAlignedOffset : mMappedData; } + volatile U8* getIndicesPointer() const { return useVBOs() ? (U8*) mAlignedIndexOffset : mMappedIndexData; } + volatile U8* getVerticesPointer() const { return useVBOs() ? (U8*) mAlignedOffset : mMappedData; } U32 getTypeMask() const { return mTypeMask; } bool hasDataType(S32 type) const { return ((1 << type) & getTypeMask()); } S32 getSize() const; S32 getIndicesSize() const { return mIndicesSize; } - U8* getMappedData() const { return mMappedData; } - U8* getMappedIndices() const { return mMappedIndexData; } + volatile U8* getMappedData() const { return mMappedData; } + volatile U8* getMappedIndices() const { return mMappedIndexData; } S32 getOffset(S32 type) const { return mOffsets[type]; } S32 getUsage() const { return mUsage; } + bool isWriteable() const { return (mMappable || mUsage == GL_STREAM_DRAW_ARB) ? true : false; } void draw(U32 mode, U32 count, U32 indices_offset) const; void drawArrays(U32 mode, U32 offset, U32 count) const; @@ -273,17 +280,25 @@ protected: S32 mSize; S32 mIndicesSize; U32 mTypeMask; - S32 mUsage; // GL usage + + const S32 mUsage; // GL usage + U32 mGLBuffer; // GL VBO handle U32 mGLIndices; // GL IBO handle U32 mGLArray; // GL VAO handle - U8* mMappedData; // pointer to currently mapped data (NULL if unmapped) - U8* mMappedIndexData; // pointer to currently mapped indices (NULL if unmapped) - BOOL mVertexLocked; // if TRUE, vertex buffer is being or has been written to in client memory - BOOL mIndexLocked; // if TRUE, index buffer is being or has been written to in client memory - BOOL mFinal; // if TRUE, buffer can not be mapped again - BOOL mEmpty; // if TRUE, client buffer is empty (or NULL). Old values have been discarded. + volatile U8* mMappedData; // pointer to currently mapped data (NULL if unmapped) + volatile U8* mMappedIndexData; // pointer to currently mapped indices (NULL if unmapped) + + U32 mMappedDataUsingVBOs : 1; + U32 mMappedIndexDataUsingVBOs : 1; + U32 mVertexLocked : 1; // if true, vertex buffer is being or has been written to in client memory + U32 mIndexLocked : 1; // if true, index buffer is being or has been written to in client memory + U32 mFinal : 1; // if true, buffer can not be mapped again + U32 mEmpty : 1; // if true, client buffer is empty (or NULL). Old values have been discarded. + + mutable bool mMappable; // if true, use memory mapping to upload data (otherwise doublebuffer and use glBufferSubData) + S32 mOffsets[TYPE_MAX]; std::vector<MappedRegion> mMappedVertexRegions; @@ -294,26 +309,27 @@ protected: void placeFence() const; void waitFence() const; + static S32 determineUsage(S32 usage); private: - static LLPrivateMemoryPool* sPrivatePoolp ; + static LLPrivateMemoryPool* sPrivatePoolp; public: static S32 sCount; static S32 sGLCount; static S32 sMappedCount; - static BOOL sMapped; + static bool sMapped; typedef std::list<LLVertexBuffer*> buffer_list_t; - static BOOL sDisableVBOMapping; //disable glMapBufferARB - static BOOL sEnableVBOs; + static bool sDisableVBOMapping; //disable glMapBufferARB + static bool sEnableVBOs; static S32 sTypeSize[TYPE_MAX]; static U32 sGLMode[LLRender::NUM_MODES]; static U32 sGLRenderBuffer; static U32 sGLRenderArray; static U32 sGLRenderIndices; - static BOOL sVBOActive; - static BOOL sIBOActive; + static bool sVBOActive; + static bool sIBOActive; static U32 sLastMask; static U32 sAllocatedBytes; static U32 sBindCount; |