From 609c70eb5a48389bef1ad33358774764ee9615e2 Mon Sep 17 00:00:00 2001 From: Xiaohong Bao Date: Wed, 23 Feb 2011 11:41:13 -0700 Subject: separate vertex buffer and index buffer when map/unmap VBO. can be treated as part of STORM-1011. reviewed by davep. --- indra/llrender/llvertexbuffer.h | 30 ++++++++++++++++-------------- 1 file changed, 16 insertions(+), 14 deletions(-) (limited to 'indra/llrender/llvertexbuffer.h') diff --git a/indra/llrender/llvertexbuffer.h b/indra/llrender/llvertexbuffer.h index 09a16d5b9d..c51ce7ac4e 100644 --- a/indra/llrender/llvertexbuffer.h +++ b/indra/llrender/llvertexbuffer.h @@ -139,23 +139,24 @@ protected: void updateNumVerts(S32 nverts); void updateNumIndices(S32 nindices); virtual BOOL useVBOs() const; - void unmapBuffer(); - + void unmapBuffer(S32 type); + void freeClientBuffer() ; + void allocateClientVertexBuffer() ; + void allocateClientIndexBuffer() ; + public: LLVertexBuffer(U32 typemask, S32 usage); // map for data access - U8* mapBuffer(S32 access = -1); + U8* mapVertexBuffer(S32 type = -1, S32 access = -1); + U8* mapIndexBuffer(S32 access = -1); + // set for rendering - virtual void setBuffer(U32 data_mask); // calls setupVertexBuffer() if data_mask is not 0 + virtual void setBuffer(U32 data_mask, S32 type = -1); // calls setupVertexBuffer() if data_mask is not 0 // allocate buffer void allocateBuffer(S32 nverts, S32 nindices, bool create); virtual void resizeBuffer(S32 newnverts, S32 newnindices); - - void freeClientBuffer() ; - void allocateClientVertexBuffer() ; - void allocateClientIndexBuffer() ; - + // Only call each getVertexPointer, etc, once before calling unmapBuffer() // call unmapBuffer() after calls to getXXXStrider() before any cals to setBuffer() // example: @@ -174,7 +175,7 @@ public: bool getClothWeightStrider(LLStrider& strider, S32 index=0); BOOL isEmpty() const { return mEmpty; } - BOOL isLocked() const { return mLocked; } + BOOL isLocked() const { return mVertexLocked || mIndexLocked; } S32 getNumVerts() const { return mNumVerts; } S32 getNumIndices() const { return mNumIndices; } S32 getRequestedVerts() const { return mRequestedNumVerts; } @@ -213,14 +214,15 @@ protected: U32 mGLIndices; // GL IBO handle U8* mMappedData; // pointer to currently mapped data (NULL if unmapped) U8* mMappedIndexData; // pointer to currently mapped indices (NULL if unmapped) - BOOL mLocked; // if TRUE, buffer is being or has been written to in client memory + 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 mFilthy; // if TRUE, entire buffer must be copied (used to prevent redundant dirty flags) - BOOL mEmpty; // if TRUE, client buffer is empty (or NULL). Old values have been discarded. - S32 mOffsets[TYPE_MAX]; + BOOL mEmpty; // if TRUE, client buffer is empty (or NULL). Old values have been discarded. BOOL mResized; // if TRUE, client buffer has been resized and GL buffer has not BOOL mDynamicSize; // if TRUE, buffer has been resized at least once (and should be padded) - + S32 mOffsets[TYPE_MAX]; + class DirtyRegion { public: -- cgit v1.2.3