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-rw-r--r--indra/llrender/llvertexbuffer.h181
1 files changed, 105 insertions, 76 deletions
diff --git a/indra/llrender/llvertexbuffer.h b/indra/llrender/llvertexbuffer.h
index 578cec3885..d859199663 100644
--- a/indra/llrender/llvertexbuffer.h
+++ b/indra/llrender/llvertexbuffer.h
@@ -38,6 +38,8 @@
#include <vector>
#include <list>
+#define LL_MAX_VERTEX_ATTRIB_LOCATION 64
+
//============================================================================
// NOTES
// Threading:
@@ -49,25 +51,37 @@
//============================================================================
// gl name pools for dynamic and streaming buffers
-
-class LLVBOPool : public LLGLNamePool
+class LLVBOPool
{
-protected:
- virtual GLuint allocateName()
- {
- GLuint name;
- stop_glerror();
- glGenBuffersARB(1, &name);
- stop_glerror();
- return name;
- }
+public:
+ static U32 sBytesPooled;
+
+ LLVBOPool(U32 vboUsage, U32 vboType)
+ : mUsage(vboUsage)
+ , mType(vboType)
+ {}
+
+ const U32 mUsage;
+ const U32 mType;
- virtual void releaseName(GLuint name)
+ //size MUST be a power of 2
+ volatile U8* allocate(U32& name, U32 size);
+
+ //size MUST be the size provided to allocate that returned the given name
+ void release(U32 name, volatile U8* buffer, U32 size);
+
+ //destroy all records in mFreeList
+ void cleanup();
+
+ class Record
{
- stop_glerror();
- glDeleteBuffersARB(1, &name);
- stop_glerror();
- }
+ public:
+ U32 mGLName;
+ volatile U8* mClientData;
+ };
+
+ typedef std::list<Record> record_list_t;
+ std::vector<record_list_t> mFreeList;
};
class LLGLFence
@@ -79,7 +93,7 @@ public:
//============================================================================
// base class
-class LLPrivateMemoryPool ;
+class LLPrivateMemoryPool;
class LLVertexBuffer : public LLRefCount
{
public:
@@ -90,12 +104,11 @@ public:
S32 mIndex;
S32 mCount;
- MappedRegion(S32 type, S32 index, S32 count)
- : mType(type), mIndex(index), mCount(count)
- { }
+ MappedRegion(S32 type, S32 index, S32 count);
};
LLVertexBuffer(const LLVertexBuffer& rhs)
+ : mUsage(rhs.mUsage)
{
*this = rhs;
}
@@ -111,18 +124,17 @@ public:
static LLVBOPool sStreamIBOPool;
static LLVBOPool sDynamicIBOPool;
- static S32 sWeight4Loc;
-
- static BOOL sUseStreamDraw;
- 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();
static void setupClientArrays(U32 data_mask);
static void drawArrays(U32 mode, const std::vector<LLVector3>& pos, const std::vector<LLVector3>& norm);
+ static void drawElements(U32 mode, const LLVector4a* pos, const LLVector2* tc, S32 num_indices, const U16* indicesp);
- static void clientCopy(F64 max_time = 0.005); //copy data from client to GL
- static void unbind(); //unbind any bound vertex buffer
+ static void unbind(); //unbind any bound vertex buffer
//get the size of a vertex with the given typemask
static S32 calcVertexSize(const U32& typemask);
@@ -133,24 +145,29 @@ public:
static S32 calcOffsets(const U32& typemask, S32* offsets, S32 num_vertices);
+ //WARNING -- when updating these enums you MUST
+ // 1 - update LLVertexBuffer::sTypeSize
+ // 2 - add a strider accessor
+ // 3 - modify LLVertexBuffer::setupVertexBuffer
+ // 4 - modify LLVertexBuffer::setupClientArray
+ // 5 - modify LLViewerShaderMgr::mReservedAttribs
+ // 6 - update LLVertexBuffer::setupVertexArray
enum {
- TYPE_VERTEX,
+ TYPE_VERTEX = 0,
TYPE_NORMAL,
TYPE_TEXCOORD0,
TYPE_TEXCOORD1,
TYPE_TEXCOORD2,
TYPE_TEXCOORD3,
TYPE_COLOR,
- // These use VertexAttribPointer and should possibly be made generic
+ TYPE_EMISSIVE,
TYPE_BINORMAL,
TYPE_WEIGHT,
TYPE_WEIGHT4,
TYPE_CLOTHWEIGHT,
- TYPE_MAX,
- TYPE_INDEX,
-
- //no actual additional data, but indicates position.w is texture index
TYPE_TEXTURE_INDEX,
+ TYPE_MAX,
+ TYPE_INDEX,
};
enum {
MAP_VERTEX = (1<<TYPE_VERTEX),
@@ -160,6 +177,7 @@ public:
MAP_TEXCOORD2 = (1<<TYPE_TEXCOORD2),
MAP_TEXCOORD3 = (1<<TYPE_TEXCOORD3),
MAP_COLOR = (1<<TYPE_COLOR),
+ MAP_EMISSIVE = (1<<TYPE_EMISSIVE),
// These use VertexAttribPointer and should possibly be made generic
MAP_BINORMAL = (1<<TYPE_BINORMAL),
MAP_WEIGHT = (1<<TYPE_WEIGHT),
@@ -173,33 +191,35 @@ protected:
virtual ~LLVertexBuffer(); // use unref()
- virtual void setupVertexBuffer(U32 data_mask) const; // pure virtual, called from mapBuffer()
+ virtual void setupVertexBuffer(U32 data_mask); // pure virtual, called from mapBuffer()
+ void setupVertexArray();
- void genBuffer();
- void genIndices();
+ void genBuffer(U32 size);
+ void genIndices(U32 size);
+ bool bindGLBuffer(bool force_bind = false);
+ bool bindGLIndices(bool force_bind = false);
+ bool bindGLArray();
void releaseBuffer();
void releaseIndices();
- void createGLBuffer();
- void createGLIndices();
+ void createGLBuffer(U32 size);
+ void createGLIndices(U32 size);
void destroyGLBuffer();
void destroyGLIndices();
void updateNumVerts(S32 nverts);
void updateNumIndices(S32 nindices);
- virtual BOOL useVBOs() const;
- void unmapBuffer(S32 type);
- void freeClientBuffer() ;
- void allocateClientVertexBuffer() ;
- void allocateClientIndexBuffer() ;
-
+ 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, S32 type = -1); // calls setupVertexBuffer() if data_mask is not 0
+ virtual void setBuffer(U32 data_mask); // calls setupVertexBuffer() if data_mask is not 0
+ void flush(); //flush pending data to GL memory
// allocate buffer
void allocateBuffer(S32 nverts, S32 nindices, bool create);
virtual void resizeBuffer(S32 newnverts, S32 newnindices);
@@ -212,33 +232,35 @@ public:
// setVertsNorms(verts, norms);
// vb->unmapBuffer();
bool getVertexStrider(LLStrider<LLVector3>& strider, S32 index=0, S32 count = -1, bool map_range = false);
+ bool getVertexStrider(LLStrider<LLVector4a>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getIndexStrider(LLStrider<U16>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getTexCoord0Strider(LLStrider<LLVector2>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getTexCoord1Strider(LLStrider<LLVector2>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getNormalStrider(LLStrider<LLVector3>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getBinormalStrider(LLStrider<LLVector3>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getColorStrider(LLStrider<LLColor4U>& strider, S32 index=0, S32 count = -1, bool map_range = false);
+ bool getEmissiveStrider(LLStrider<LLColor4U>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getWeightStrider(LLStrider<F32>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getWeight4Strider(LLStrider<LLVector4>& strider, S32 index=0, S32 count = -1, bool map_range = false);
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; }
- S32 getRequestedVerts() const { return mRequestedNumVerts; }
- S32 getRequestedIndices() const { return mRequestedNumIndices; }
-
- 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 mNumIndices * sizeof(U16); }
- U8* getMappedData() const { return mMappedData; }
- U8* getMappedIndices() const { return mMappedIndexData; }
+ S32 getIndicesSize() const { return mIndicesSize; }
+ 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;
@@ -252,25 +274,31 @@ public:
protected:
S32 mNumVerts; // Number of vertices allocated
S32 mNumIndices; // Number of indices allocated
- S32 mRequestedNumVerts; // Number of vertices requested
- S32 mRequestedNumIndices; // Number of indices requested
-
+
ptrdiff_t mAlignedOffset;
ptrdiff_t mAlignedIndexOffset;
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
- 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 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.
- 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)
+ U32 mGLArray; // GL VAO handle
+
+ 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;
@@ -281,26 +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 std::vector<U32> sDeleteList;
+ 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;
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-20 19:33:33 +0000