diff options
Diffstat (limited to 'indra/llrender/llvertexbuffer.cpp')
| -rw-r--r-- | indra/llrender/llvertexbuffer.cpp | 246 |
1 files changed, 146 insertions, 100 deletions
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp index 02160b09c4..07ec31dbd5 100644 --- a/indra/llrender/llvertexbuffer.cpp +++ b/indra/llrender/llvertexbuffer.cpp @@ -25,6 +25,7 @@ */ #include "linden_common.h" +#include "llmemory.h" #include <boost/static_assert.hpp> #include "llsys.h" @@ -33,6 +34,7 @@ #include "llglheaders.h" #include "llmemtype.h" #include "llrender.h" +#include "llvector4a.h" //============================================================================ @@ -56,20 +58,23 @@ BOOL LLVertexBuffer::sIBOActive = FALSE; U32 LLVertexBuffer::sAllocatedBytes = 0; BOOL LLVertexBuffer::sMapped = FALSE; BOOL LLVertexBuffer::sUseStreamDraw = TRUE; +S32 LLVertexBuffer::sWeight4Loc = -1; std::vector<U32> LLVertexBuffer::sDeleteList; -S32 LLVertexBuffer::sTypeOffsets[LLVertexBuffer::TYPE_MAX] = + +S32 LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_MAX] = { - sizeof(LLVector3), // TYPE_VERTEX, - sizeof(LLVector3), // TYPE_NORMAL, + sizeof(LLVector4), // TYPE_VERTEX, + sizeof(LLVector4), // TYPE_NORMAL, sizeof(LLVector2), // TYPE_TEXCOORD0, sizeof(LLVector2), // TYPE_TEXCOORD1, sizeof(LLVector2), // TYPE_TEXCOORD2, sizeof(LLVector2), // TYPE_TEXCOORD3, sizeof(LLColor4U), // TYPE_COLOR, - sizeof(LLVector3), // TYPE_BINORMAL, + sizeof(LLVector4), // TYPE_BINORMAL, sizeof(F32), // TYPE_WEIGHT, + sizeof(LLVector4), // TYPE_WEIGHT4, sizeof(LLVector4), // TYPE_CLOTHWEIGHT, }; @@ -204,18 +209,37 @@ void LLVertexBuffer::setupClientArrays(U32 data_mask) glClientActiveTextureARB(GL_TEXTURE0_ARB); } + if (sLastMask & MAP_WEIGHT4) + { + if (sWeight4Loc < 0) + { + llerrs << "Weighting disabled but vertex buffer still bound!" << llendl; + } + + if (!(data_mask & MAP_WEIGHT4)) + { //disable 4-component skin weight + glDisableVertexAttribArrayARB(sWeight4Loc); + } + } + else if (data_mask & MAP_WEIGHT4) + { + if (sWeight4Loc >= 0) + { //enable 4-component skin weight + glEnableVertexAttribArrayARB(sWeight4Loc); + } + } + + sLastMask = data_mask; } } -void LLVertexBuffer::drawRange(U32 mode, U32 start, U32 end, U32 count, U32 indices_offset) const +void LLVertexBuffer::validateRange(U32 start, U32 end, U32 count, U32 indices_offset) const { - llassert(mRequestedNumVerts >= 0); - if (start >= (U32) mRequestedNumVerts || end >= (U32) mRequestedNumVerts) { - llerrs << "Bad vertex buffer draw range: [" << start << ", " << end << "]" << llendl; + llerrs << "Bad vertex buffer draw range: [" << start << ", " << end << "] vs " << mRequestedNumVerts << llendl; } llassert(mRequestedNumIndices >= 0); @@ -226,6 +250,25 @@ void LLVertexBuffer::drawRange(U32 mode, U32 start, U32 end, U32 count, U32 indi llerrs << "Bad index buffer draw range: [" << indices_offset << ", " << indices_offset+count << "]" << llendl; } + if (gDebugGL && !useVBOs()) + { + U16* idx = ((U16*) getIndicesPointer())+indices_offset; + for (U32 i = 0; i < count; ++i) + { + if (idx[i] < start || idx[i] > end) + { + llerrs << "Index out of range: " << idx[i] << " not in [" << start << ", " << end << "]" << llendl; + } + } + } +} + +void LLVertexBuffer::drawRange(U32 mode, U32 start, U32 end, U32 count, U32 indices_offset) const +{ + validateRange(start, end, count, indices_offset); + + llassert(mRequestedNumVerts >= 0); + if (mGLIndices != sGLRenderIndices) { llerrs << "Wrong index buffer bound." << llendl; @@ -242,9 +285,11 @@ void LLVertexBuffer::drawRange(U32 mode, U32 start, U32 end, U32 count, U32 indi return; } + U16* idx = ((U16*) getIndicesPointer())+indices_offset; + stop_glerror(); glDrawRangeElements(sGLMode[mode], start, end, count, GL_UNSIGNED_SHORT, - ((U16*) getIndicesPointer()) + indices_offset); + idx); stop_glerror(); } @@ -387,17 +432,24 @@ LLVertexBuffer::LLVertexBuffer(U32 typemask, S32 usage) : mUsage = 0; } - S32 stride = calcStride(typemask, mOffsets); + //zero out offsets + for (U32 i = 0; i < TYPE_MAX; i++) + { + mOffsets[i] = 0; + } mTypeMask = typemask; - mStride = stride; + mSize = 0; + mAlignedOffset = 0; + mAlignedIndexOffset = 0; + sCount++; } //static -S32 LLVertexBuffer::calcStride(const U32& typemask, S32* offsets) +S32 LLVertexBuffer::calcOffsets(const U32& typemask, S32* offsets, S32 num_vertices) { - S32 stride = 0; + S32 offset = 0; for (S32 i=0; i<TYPE_MAX; i++) { U32 mask = 1<<i; @@ -405,13 +457,35 @@ S32 LLVertexBuffer::calcStride(const U32& typemask, S32* offsets) { if (offsets) { - offsets[i] = stride; + offsets[i] = offset; + offset += LLVertexBuffer::sTypeSize[i]*num_vertices; + offset = (offset + 0xF) & ~0xF; } - stride += sTypeOffsets[i]; } } - return stride; + return offset+16; +} + +//static +S32 LLVertexBuffer::calcVertexSize(const U32& typemask) +{ + S32 size = 0; + for (S32 i = 0; i < TYPE_MAX; i++) + { + U32 mask = 1<<i; + if (typemask & mask) + { + size += LLVertexBuffer::sTypeSize[i]; + } + } + + return size; +} + +S32 LLVertexBuffer::getSize() const +{ + return mSize; } // protected, use unref() @@ -523,8 +597,7 @@ void LLVertexBuffer::createGLBuffer() { static int gl_buffer_idx = 0; mGLBuffer = ++gl_buffer_idx; - mMappedData = new U8[size]; - memset(mMappedData, 0, size); + mMappedData = (U8*) malloc(size); } } @@ -545,16 +618,20 @@ void LLVertexBuffer::createGLIndices() mEmpty = TRUE; + //pad by 16 bytes for aligned copies + size += 16; + if (useVBOs()) { + //pad by another 16 bytes for VBO pointer adjustment + size += 16; mMappedIndexData = NULL; genIndices(); mResized = TRUE; } else { - mMappedIndexData = new U8[size]; - memset(mMappedIndexData, 0, size); + mMappedIndexData = (U8*) malloc(size); static int gl_buffer_idx = 0; mGLIndices = ++gl_buffer_idx; } @@ -575,7 +652,7 @@ void LLVertexBuffer::destroyGLBuffer() } else { - delete [] mMappedData; + free(mMappedData); mMappedData = NULL; mEmpty = TRUE; } @@ -584,7 +661,7 @@ void LLVertexBuffer::destroyGLBuffer() } mGLBuffer = 0; - unbind(); + //unbind(); } void LLVertexBuffer::destroyGLIndices() @@ -602,7 +679,7 @@ void LLVertexBuffer::destroyGLIndices() } else { - delete [] mMappedIndexData; + free(mMappedIndexData); mMappedIndexData = NULL; mEmpty = TRUE; } @@ -611,7 +688,7 @@ void LLVertexBuffer::destroyGLIndices() } mGLIndices = 0; - unbind(); + //unbind(); } void LLVertexBuffer::updateNumVerts(S32 nverts) @@ -627,7 +704,7 @@ void LLVertexBuffer::updateNumVerts(S32 nverts) } mRequestedNumVerts = nverts; - + if (!mDynamicSize) { mNumVerts = nverts; @@ -642,7 +719,7 @@ void LLVertexBuffer::updateNumVerts(S32 nverts) } mNumVerts = nverts; } - + mSize = calcOffsets(mTypeMask, mOffsets, mNumVerts); } void LLVertexBuffer::updateNumIndices(S32 nindices) @@ -673,6 +750,12 @@ void LLVertexBuffer::allocateBuffer(S32 nverts, S32 nindices, bool create) { LLMemType mt2(LLMemType::MTYPE_VERTEX_ALLOCATE_BUFFER); + if (nverts < 0 || nindices < 0 || + nverts > 65536) + { + llerrs << "Bad vertex buffer allocation: " << nverts << " : " << nindices << llendl; + } + updateNumVerts(nverts); updateNumIndices(nindices); @@ -711,9 +794,6 @@ void LLVertexBuffer::resizeBuffer(S32 newnverts, S32 newnindices) { sAllocatedBytes -= getSize() + getIndicesSize(); - S32 oldsize = getSize(); - S32 old_index_size = getIndicesSize(); - updateNumVerts(newnverts); updateNumIndices(newnindices); @@ -730,26 +810,10 @@ void LLVertexBuffer::resizeBuffer(S32 newnverts, S32 newnindices) } else { - //delete old buffer, keep GL buffer for now if (!useVBOs()) { - U8* old = mMappedData; - mMappedData = new U8[newsize]; - if (old) - { - memcpy(mMappedData, old, llmin(newsize, oldsize)); - if (newsize > oldsize) - { - memset(mMappedData+oldsize, 0, newsize-oldsize); - } - - delete [] old; - } - else - { - memset(mMappedData, 0, newsize); - mEmpty = TRUE; - } + free(mMappedData); + mMappedData = (U8*) malloc(newsize); } mResized = TRUE; } @@ -769,24 +833,8 @@ void LLVertexBuffer::resizeBuffer(S32 newnverts, S32 newnindices) { if (!useVBOs()) { - //delete old buffer, keep GL buffer for now - U8* old = mMappedIndexData; - mMappedIndexData = new U8[new_index_size]; - - if (old) - { - memcpy(mMappedIndexData, old, llmin(new_index_size, old_index_size)); - if (new_index_size > old_index_size) - { - memset(mMappedIndexData+old_index_size, 0, new_index_size - old_index_size); - } - delete [] old; - } - else - { - memset(mMappedIndexData, 0, new_index_size); - mEmpty = TRUE; - } + free(mMappedIndexData); + mMappedIndexData = (U8*) malloc(new_index_size); } mResized = TRUE; } @@ -843,12 +891,19 @@ U8* LLVertexBuffer::mapBuffer(S32 access) setBuffer(0); mLocked = TRUE; stop_glerror(); - mMappedData = (U8*) glMapBufferARB(GL_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); + + 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); - mMappedIndexData = (U8*) glMapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); + 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(); } @@ -964,8 +1019,8 @@ template <class T,S32 type> struct VertexBufferStrider } else if (vbo.hasDataType(type)) { - S32 stride = vbo.getStride(); - strider = (T*)(vbo.getMappedData() + vbo.getOffset(type) + index*stride); + S32 stride = LLVertexBuffer::sTypeSize[type]; + strider = (T*)(vbo.getMappedData() + vbo.getOffset(type)+index*stride); strider.setStride(stride); return TRUE; } @@ -977,7 +1032,6 @@ template <class T,S32 type> struct VertexBufferStrider } }; - bool LLVertexBuffer::getVertexStrider(LLStrider<LLVector3>& strider, S32 index) { return VertexBufferStrider<LLVector3,TYPE_VERTEX>::get(*this, strider, index); @@ -1018,28 +1072,15 @@ bool LLVertexBuffer::getWeightStrider(LLStrider<F32>& strider, S32 index) { return VertexBufferStrider<F32,TYPE_WEIGHT>::get(*this, strider, index); } -bool LLVertexBuffer::getClothWeightStrider(LLStrider<LLVector4>& strider, S32 index) + +bool LLVertexBuffer::getWeight4Strider(LLStrider<LLVector4>& strider, S32 index) { - return VertexBufferStrider<LLVector4,TYPE_CLOTHWEIGHT>::get(*this, strider, index); + return VertexBufferStrider<LLVector4,TYPE_WEIGHT4>::get(*this, strider, index); } -void LLVertexBuffer::setStride(S32 type, S32 new_stride) +bool LLVertexBuffer::getClothWeightStrider(LLStrider<LLVector4>& strider, S32 index) { - LLMemType mt2(LLMemType::MTYPE_VERTEX_SET_STRIDE); - if (mNumVerts) - { - llerrs << "LLVertexBuffer::setOffset called with mNumVerts = " << mNumVerts << llendl; - } - // This code assumes that setStride() will only be called once per VBO per type. - S32 delta = new_stride - sTypeOffsets[type]; - for (S32 i=type+1; i<TYPE_MAX; i++) - { - if (mTypeMask & (1<<i)) - { - mOffsets[i] += delta; - } - } - mStride += delta; + return VertexBufferStrider<LLVector4,TYPE_CLOTHWEIGHT>::get(*this, strider, index); } //---------------------------------------------------------------------------- @@ -1238,8 +1279,7 @@ void LLVertexBuffer::setupVertexBuffer(U32 data_mask) const { LLMemType mt2(LLMemType::MTYPE_VERTEX_SETUP_VERTEX_BUFFER); stop_glerror(); - U8* base = useVBOs() ? NULL : mMappedData; - S32 stride = mStride; + U8* base = useVBOs() ? (U8*) mAlignedOffset : mMappedData; if ((data_mask & mTypeMask) != data_mask) { @@ -1248,52 +1288,58 @@ void LLVertexBuffer::setupVertexBuffer(U32 data_mask) const if (data_mask & MAP_NORMAL) { - glNormalPointer(GL_FLOAT, stride, (void*)(base + mOffsets[TYPE_NORMAL])); + glNormalPointer(GL_FLOAT, LLVertexBuffer::sTypeSize[TYPE_NORMAL], (void*)(base + mOffsets[TYPE_NORMAL])); } if (data_mask & MAP_TEXCOORD3) { glClientActiveTextureARB(GL_TEXTURE3_ARB); - glTexCoordPointer(2,GL_FLOAT, stride, (void*)(base + mOffsets[TYPE_TEXCOORD3])); + glTexCoordPointer(2,GL_FLOAT, LLVertexBuffer::sTypeSize[TYPE_TEXCOORD3], (void*)(base + mOffsets[TYPE_TEXCOORD3])); glClientActiveTextureARB(GL_TEXTURE0_ARB); } if (data_mask & MAP_TEXCOORD2) { glClientActiveTextureARB(GL_TEXTURE2_ARB); - glTexCoordPointer(2,GL_FLOAT, stride, (void*)(base + mOffsets[TYPE_TEXCOORD2])); + glTexCoordPointer(2,GL_FLOAT, LLVertexBuffer::sTypeSize[TYPE_TEXCOORD2], (void*)(base + mOffsets[TYPE_TEXCOORD2])); glClientActiveTextureARB(GL_TEXTURE0_ARB); } if (data_mask & MAP_TEXCOORD1) { glClientActiveTextureARB(GL_TEXTURE1_ARB); - glTexCoordPointer(2,GL_FLOAT, stride, (void*)(base + mOffsets[TYPE_TEXCOORD1])); + glTexCoordPointer(2,GL_FLOAT, LLVertexBuffer::sTypeSize[TYPE_TEXCOORD1], (void*)(base + mOffsets[TYPE_TEXCOORD1])); glClientActiveTextureARB(GL_TEXTURE0_ARB); } if (data_mask & MAP_BINORMAL) { glClientActiveTextureARB(GL_TEXTURE2_ARB); - glTexCoordPointer(3,GL_FLOAT, stride, (void*)(base + mOffsets[TYPE_BINORMAL])); + glTexCoordPointer(3,GL_FLOAT, LLVertexBuffer::sTypeSize[TYPE_BINORMAL], (void*)(base + mOffsets[TYPE_BINORMAL])); glClientActiveTextureARB(GL_TEXTURE0_ARB); } if (data_mask & MAP_TEXCOORD0) { - glTexCoordPointer(2,GL_FLOAT, stride, (void*)(base + mOffsets[TYPE_TEXCOORD0])); + glTexCoordPointer(2,GL_FLOAT, LLVertexBuffer::sTypeSize[TYPE_TEXCOORD0], (void*)(base + mOffsets[TYPE_TEXCOORD0])); } if (data_mask & MAP_COLOR) { - glColorPointer(4, GL_UNSIGNED_BYTE, stride, (void*)(base + mOffsets[TYPE_COLOR])); + glColorPointer(4, GL_UNSIGNED_BYTE, LLVertexBuffer::sTypeSize[TYPE_COLOR], (void*)(base + mOffsets[TYPE_COLOR])); } if (data_mask & MAP_WEIGHT) { - glVertexAttribPointerARB(1, 1, GL_FLOAT, FALSE, stride, (void*)(base + mOffsets[TYPE_WEIGHT])); + glVertexAttribPointerARB(1, 1, GL_FLOAT, FALSE, LLVertexBuffer::sTypeSize[TYPE_WEIGHT], (void*)(base + mOffsets[TYPE_WEIGHT])); } + + if (data_mask & MAP_WEIGHT4 && sWeight4Loc != -1) + { + glVertexAttribPointerARB(sWeight4Loc, 4, GL_FLOAT, FALSE, LLVertexBuffer::sTypeSize[TYPE_WEIGHT4], (void*)(base+mOffsets[TYPE_WEIGHT4])); + } + if (data_mask & MAP_CLOTHWEIGHT) { - glVertexAttribPointerARB(4, 4, GL_FLOAT, TRUE, stride, (void*)(base + mOffsets[TYPE_CLOTHWEIGHT])); + glVertexAttribPointerARB(4, 4, GL_FLOAT, TRUE, LLVertexBuffer::sTypeSize[TYPE_CLOTHWEIGHT], (void*)(base + mOffsets[TYPE_CLOTHWEIGHT])); } if (data_mask & MAP_VERTEX) { - glVertexPointer(3,GL_FLOAT, stride, (void*)(base + 0)); + glVertexPointer(3,GL_FLOAT, LLVertexBuffer::sTypeSize[TYPE_VERTEX], (void*)(base + 0)); } llglassertok(); |