diff options
Diffstat (limited to 'indra/llrender/llvertexbuffer.cpp')
| -rw-r--r-- | indra/llrender/llvertexbuffer.cpp | 293 |
1 files changed, 219 insertions, 74 deletions
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp index f5e85aecda..0d3f5b81bc 100644 --- a/indra/llrender/llvertexbuffer.cpp +++ b/indra/llrender/llvertexbuffer.cpp @@ -49,6 +49,7 @@ U32 LLVertexBuffer::sSetCount = 0; S32 LLVertexBuffer::sCount = 0; S32 LLVertexBuffer::sGLCount = 0; S32 LLVertexBuffer::sMappedCount = 0; +BOOL LLVertexBuffer::sDisableVBOMapping = FALSE ; BOOL LLVertexBuffer::sEnableVBOs = TRUE; U32 LLVertexBuffer::sGLRenderBuffer = 0; U32 LLVertexBuffer::sGLRenderIndices = 0; @@ -351,9 +352,21 @@ void LLVertexBuffer::drawArrays(U32 mode, U32 first, U32 count) const } //static -void LLVertexBuffer::initClass(bool use_vbo) +void LLVertexBuffer::initClass(bool use_vbo, bool no_vbo_mapping) { - sEnableVBOs = use_vbo; + sEnableVBOs = use_vbo && gGLManager.mHasVertexBufferObject ; + if(sEnableVBOs) + { + //llassert_always(glBindBufferARB) ; //double check the extention for VBO is loaded. + + llinfos << "VBO is enabled." << llendl ; + } + else + { + llinfos << "VBO is disabled." << llendl ; + } + + sDisableVBOMapping = sEnableVBOs && no_vbo_mapping ; LLGLNamePool::registerPool(&sDynamicVBOPool); LLGLNamePool::registerPool(&sDynamicIBOPool); LLGLNamePool::registerPool(&sStreamVBOPool); @@ -386,6 +399,8 @@ void LLVertexBuffer::cleanupClass() LLMemType mt2(LLMemType::MTYPE_VERTEX_CLEANUP_CLASS); unbind(); clientCopy(); // deletes GL buffers + + //llassert_always(!sCount) ; } void LLVertexBuffer::clientCopy(F64 max_time) @@ -410,7 +425,9 @@ LLVertexBuffer::LLVertexBuffer(U32 typemask, S32 usage) : mGLBuffer(0), mGLIndices(0), mMappedData(NULL), - mMappedIndexData(NULL), mLocked(FALSE), + mMappedIndexData(NULL), + mVertexLocked(FALSE), + mIndexLocked(FALSE), mFinal(FALSE), mFilthy(FALSE), mEmpty(TRUE), @@ -497,6 +514,8 @@ LLVertexBuffer::~LLVertexBuffer() destroyGLBuffer(); destroyGLIndices(); sCount--; + + llassert_always(!mMappedData && !mMappedIndexData) ; }; //---------------------------------------------------------------------------- @@ -645,6 +664,8 @@ void LLVertexBuffer::destroyGLBuffer() { if (useVBOs()) { + freeClientBuffer() ; + if (mMappedData || mMappedIndexData) { llerrs << "Vertex buffer destroyed while mapped!" << llendl; @@ -672,6 +693,8 @@ void LLVertexBuffer::destroyGLIndices() { if (useVBOs()) { + freeClientBuffer() ; + if (mMappedData || mMappedIndexData) { llerrs << "Vertex buffer destroyed while mapped." << llendl; @@ -848,6 +871,7 @@ void LLVertexBuffer::resizeBuffer(S32 newnverts, S32 newnindices) if (mResized && useVBOs()) { + freeClientBuffer() ; setBuffer(0); } } @@ -871,43 +895,69 @@ BOOL LLVertexBuffer::useVBOs() const } //---------------------------------------------------------------------------- +void LLVertexBuffer::freeClientBuffer() +{ + if(useVBOs() && sDisableVBOMapping && (mMappedData || mMappedIndexData)) + { + free(mMappedData) ; + free(mMappedIndexData) ; + mMappedData = NULL ; + mMappedIndexData = NULL ; + } +} + +void LLVertexBuffer::allocateClientVertexBuffer() +{ + if(!mMappedData) + { + mMappedData = (U8*)malloc(getSize()); + } +} + +void LLVertexBuffer::allocateClientIndexBuffer() +{ + if(!mMappedIndexData) + { + mMappedIndexData = (U8*)malloc(getIndicesSize()); + } +} // Map for data access -U8* LLVertexBuffer::mapBuffer(S32 access) +U8* LLVertexBuffer::mapVertexBuffer(S32 type, S32 access) { LLMemType mt2(LLMemType::MTYPE_VERTEX_MAP_BUFFER); if (mFinal) { - llerrs << "LLVertexBuffer::mapBuffer() called on a finalized buffer." << llendl; + llerrs << "LLVertexBuffer::mapVeretxBuffer() called on a finalized buffer." << llendl; } if (!useVBOs() && !mMappedData && !mMappedIndexData) { - llerrs << "LLVertexBuffer::mapBuffer() called on unallocated buffer." << llendl; + llerrs << "LLVertexBuffer::mapVertexBuffer() called on unallocated buffer." << llendl; } - if (!mLocked && useVBOs()) + if (!mVertexLocked && useVBOs()) { { LLMemType mt_v(LLMemType::MTYPE_VERTEX_MAP_BUFFER_VERTICES); - setBuffer(0); - mLocked = TRUE; + setBuffer(0, type); + mVertexLocked = TRUE; stop_glerror(); - U8* src = (U8*) glMapBufferARB(GL_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); - mMappedData = LL_NEXT_ALIGNED_ADDRESS<U8>(src); - mAlignedOffset = mMappedData - src; + if(sDisableVBOMapping) + { + allocateClientVertexBuffer() ; + } + else + { + U8* src = (U8*) glMapBufferARB(GL_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); + mMappedData = LL_NEXT_ALIGNED_ADDRESS<U8>(src); + mAlignedOffset = mMappedData - src; - stop_glerror(); - } - { - LLMemType mt_v(LLMemType::MTYPE_VERTEX_MAP_BUFFER_INDICES); - U8* src = (U8*) glMapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); - mMappedIndexData = LL_NEXT_ALIGNED_ADDRESS<U8>(src); - mAlignedIndexOffset = mMappedIndexData - src; - - stop_glerror(); + stop_glerror(); + } } - + + if (!mMappedData) { log_glerror(); @@ -918,80 +968,167 @@ U8* LLVertexBuffer::mapBuffer(S32 access) llinfos << "Available physical mwmory(KB): " << avail_phy_mem << llendl ; llinfos << "Available virtual memory(KB): " << avail_vir_mem << llendl; - //-------------------- - //print out more debug info before crash - llinfos << "vertex buffer size: (num verts : num indices) = " << getNumVerts() << " : " << getNumIndices() << llendl ; - GLint size ; - glGetBufferParameterivARB(GL_ARRAY_BUFFER_ARB, GL_BUFFER_SIZE_ARB, &size) ; - llinfos << "GL_ARRAY_BUFFER_ARB size is " << size << llendl ; - //-------------------- + if(!sDisableVBOMapping) + { + //-------------------- + //print out more debug info before crash + llinfos << "vertex buffer size: (num verts : num indices) = " << getNumVerts() << " : " << getNumIndices() << llendl ; + GLint size ; + glGetBufferParameterivARB(GL_ARRAY_BUFFER_ARB, GL_BUFFER_SIZE_ARB, &size) ; + llinfos << "GL_ARRAY_BUFFER_ARB size is " << size << llendl ; + //-------------------- - GLint buff; - glGetIntegerv(GL_ARRAY_BUFFER_BINDING_ARB, &buff); - if ((GLuint)buff != mGLBuffer) + GLint buff; + glGetIntegerv(GL_ARRAY_BUFFER_BINDING_ARB, &buff); + if ((GLuint)buff != mGLBuffer) + { + llerrs << "Invalid GL vertex buffer bound: " << buff << llendl; + } + + + llerrs << "glMapBuffer returned NULL (no vertex data)" << llendl; + } + else { - llerrs << "Invalid GL vertex buffer bound: " << buff << llendl; + llerrs << "memory allocation for vertex data failed." << llendl ; } + } + sMappedCount++; + } + + return mMappedData; +} - - llerrs << "glMapBuffer returned NULL (no vertex data)" << llendl; +U8* LLVertexBuffer::mapIndexBuffer(S32 access) +{ + LLMemType mt2(LLMemType::MTYPE_VERTEX_MAP_BUFFER); + if (mFinal) + { + llerrs << "LLVertexBuffer::mapIndexBuffer() called on a finalized buffer." << llendl; + } + if (!useVBOs() && !mMappedData && !mMappedIndexData) + { + llerrs << "LLVertexBuffer::mapIndexBuffer() called on unallocated buffer." << llendl; + } + + if (!mIndexLocked && useVBOs()) + { + { + LLMemType mt_v(LLMemType::MTYPE_VERTEX_MAP_BUFFER_INDICES); + + setBuffer(0, TYPE_INDEX); + mIndexLocked = TRUE; + stop_glerror(); + + if(sDisableVBOMapping) + { + allocateClientIndexBuffer() ; + } + else + { + U8* src = (U8*) glMapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); + mMappedIndexData = LL_NEXT_ALIGNED_ADDRESS<U8>(src); + mAlignedIndexOffset = mMappedIndexData - src; + stop_glerror(); + } } if (!mMappedIndexData) { log_glerror(); - GLint buff; - glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB, &buff); - if ((GLuint)buff != mGLIndices) + if(!sDisableVBOMapping) { - llerrs << "Invalid GL index buffer bound: " << buff << llendl; - } + GLint buff; + glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB, &buff); + if ((GLuint)buff != mGLIndices) + { + llerrs << "Invalid GL index buffer bound: " << buff << llendl; + } - llerrs << "glMapBuffer returned NULL (no index data)" << llendl; + llerrs << "glMapBuffer returned NULL (no index data)" << llendl; + } + else + { + llerrs << "memory allocation for Index data failed. " << llendl ; + } } sMappedCount++; } - - return mMappedData; + + return mMappedIndexData ; } -void LLVertexBuffer::unmapBuffer() +void LLVertexBuffer::unmapBuffer(S32 type) { LLMemType mt2(LLMemType::MTYPE_VERTEX_UNMAP_BUFFER); - if (mMappedData || mMappedIndexData) + if (!useVBOs()) + { + return ; //nothing to unmap + } + + bool updated_all = false ; + if (mMappedData && mVertexLocked && type != TYPE_INDEX) { - if (useVBOs() && mLocked) + updated_all = (mIndexLocked && type < 0) ; //both vertex and index buffers done updating + + if(sDisableVBOMapping) + { + stop_glerror(); + glBufferSubDataARB(GL_ARRAY_BUFFER_ARB, 0, getSize(), mMappedData); + stop_glerror(); + } + else { stop_glerror(); glUnmapBufferARB(GL_ARRAY_BUFFER_ARB); stop_glerror(); + + mMappedData = NULL; + } + + mVertexLocked = FALSE ; + sMappedCount--; + } + + if(mMappedIndexData && mIndexLocked && (type < 0 || type == TYPE_INDEX)) + { + if(sDisableVBOMapping) + { + stop_glerror(); + glBufferSubDataARB(GL_ELEMENT_ARRAY_BUFFER_ARB, 0, getIndicesSize(), mMappedIndexData); + stop_glerror(); + } + else + { + stop_glerror(); glUnmapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB); stop_glerror(); - /*if (!sMapped) - { - llerrs << "Redundantly unmapped VBO!" << llendl; - } - sMapped = FALSE;*/ - sMappedCount--; - - if (mUsage == GL_STATIC_DRAW_ARB) - { //static draw buffers can only be mapped a single time - //throw out client data (we won't be using it again) - mEmpty = TRUE; - mFinal = TRUE; - } - else + mMappedIndexData = NULL ; + } + + mIndexLocked = FALSE ; + sMappedCount--; + } + + if(updated_all) + { + if(mUsage == GL_STATIC_DRAW_ARB) + { + //static draw buffers can only be mapped a single time + //throw out client data (we won't be using it again) + mEmpty = TRUE; + mFinal = TRUE; + if(sDisableVBOMapping) { - mEmpty = FALSE; + freeClientBuffer() ; } - - mMappedIndexData = NULL; - mMappedData = NULL; - - mLocked = FALSE; + } + else + { + mEmpty = FALSE; } } } @@ -1005,15 +1142,16 @@ template <class T,S32 type> struct VertexBufferStrider strider_t& strider, S32 index) { - if (vbo.mapBuffer() == NULL) - { - llwarns << "mapBuffer failed!" << llendl; - return FALSE; - } - if (type == LLVertexBuffer::TYPE_INDEX) { S32 stride = sizeof(T); + + if (vbo.mapIndexBuffer() == NULL) + { + llwarns << "mapIndexBuffer failed!" << llendl; + return FALSE; + } + strider = (T*)(vbo.getMappedIndices() + index*stride); strider.setStride(0); return TRUE; @@ -1021,6 +1159,13 @@ template <class T,S32 type> struct VertexBufferStrider else if (vbo.hasDataType(type)) { S32 stride = LLVertexBuffer::sTypeSize[type]; + + if (vbo.mapVertexBuffer(type) == NULL) + { + llwarns << "mapVertexBuffer failed!" << llendl; + return FALSE; + } + strider = (T*)(vbo.getMappedData() + vbo.getOffset(type)+index*stride); strider.setStride(stride); return TRUE; @@ -1087,7 +1232,7 @@ bool LLVertexBuffer::getClothWeightStrider(LLStrider<LLVector4>& strider, S32 in //---------------------------------------------------------------------------- // Set for rendering -void LLVertexBuffer::setBuffer(U32 data_mask) +void LLVertexBuffer::setBuffer(U32 data_mask, S32 type) { LLMemType mt2(LLMemType::MTYPE_VERTEX_SET_BUFFER); //set up pointers if the data mask is different ... @@ -1228,7 +1373,7 @@ void LLVertexBuffer::setBuffer(U32 data_mask) { ll_fail("LLVertexBuffer::mapBuffer failed"); } - unmapBuffer(); + unmapBuffer(type); } else { |