diff options
Diffstat (limited to 'indra/newview/llpolymesh.cpp')
| -rw-r--r-- | indra/newview/llpolymesh.cpp | 52 |
1 files changed, 33 insertions, 19 deletions
diff --git a/indra/newview/llpolymesh.cpp b/indra/newview/llpolymesh.cpp index 363b0b8e9d..c6425ed283 100644 --- a/indra/newview/llpolymesh.cpp +++ b/indra/newview/llpolymesh.cpp @@ -29,7 +29,8 @@ //----------------------------------------------------------------------------- #include "llviewerprecompiledheaders.h" -#include "llpolymesh.h" +#include "llfasttimer.h" +#include "llmemory.h" #include "llviewercontrol.h" #include "llxmltree.h" @@ -39,7 +40,7 @@ #include "llvolume.h" #include "llendianswizzle.h" -#include "llfasttimer.h" +#include "llpolymesh.h" #define HEADER_ASCII "Linden Mesh 1.0" #define HEADER_BINARY "Linden Binary Mesh 1.0" @@ -134,7 +135,7 @@ void LLPolyMeshSharedData::freeMeshData() delete [] mDetailTexCoords; mDetailTexCoords = NULL; - delete [] mWeights; + free(mWeights); mWeights = NULL; } @@ -224,7 +225,7 @@ BOOL LLPolyMeshSharedData::allocateVertexData( U32 numVertices ) mBaseBinormals = new LLVector3[ numVertices ]; mTexCoords = new LLVector2[ numVertices ]; mDetailTexCoords = new LLVector2[ numVertices ]; - mWeights = new F32[ numVertices ]; + mWeights = (F32*) malloc((numVertices*sizeof(F32)+0xF) & ~0xF); for (i = 0; i < numVertices; i++) { mWeights[i] = 0.f; @@ -702,20 +703,29 @@ LLPolyMesh::LLPolyMesh(LLPolyMeshSharedData *shared_data, LLPolyMesh *reference_ mClothingWeights = reference_mesh->mClothingWeights; } else - { + { #if 1 // Allocate memory without initializing every vector // NOTE: This makes asusmptions about the size of LLVector[234] int nverts = mSharedData->mNumVertices; - int nfloats = nverts * (3*5 + 2 + 4); - mVertexData = new F32[nfloats]; + int nfloats = nverts * (2*4 + 3*3 + 2 + 4); + + //use 16 byte aligned vertex data to make LLPolyMesh SSE friendly + mVertexData = (F32*) malloc(nfloats*4); int offset = 0; - mCoords = (LLVector3*)(mVertexData + offset); offset += 3*nverts; - mNormals = (LLVector3*)(mVertexData + offset); offset += 3*nverts; - mScaledNormals = (LLVector3*)(mVertexData + offset); offset += 3*nverts; - mBinormals = (LLVector3*)(mVertexData + offset); offset += 3*nverts; - mScaledBinormals = (LLVector3*)(mVertexData + offset); offset += 3*nverts; - mTexCoords = (LLVector2*)(mVertexData + offset); offset += 2*nverts; - mClothingWeights = (LLVector4*)(mVertexData + offset); offset += 4*nverts; + + //all members must be 16-byte aligned except the last 3 + mCoords = (LLVector4*)(mVertexData + offset); offset += 4*nverts; + mNormals = (LLVector4*)(mVertexData + offset); offset += 4*nverts; + mClothingWeights = (LLVector4*)(mVertexData + offset); offset += 4*nverts; + mTexCoords = (LLVector2*)(mVertexData + offset); offset += 2*nverts; + + // these members don't need to be 16-byte aligned, but the first one might be + // read during an aligned memcpy of mTexCoords + mScaledNormals = (LLVector3*)(mVertexData + offset); offset += 3*nverts; + mBinormals = (LLVector3*)(mVertexData + offset); offset += 3*nverts; + mScaledBinormals = (LLVector3*)(mVertexData + offset); offset += 3*nverts; + + #else mCoords = new LLVector3[mSharedData->mNumVertices]; mNormals = new LLVector3[mSharedData->mNumVertices]; @@ -751,7 +761,7 @@ LLPolyMesh::~LLPolyMesh() delete [] mClothingWeights; delete [] mTexCoords; #else - delete [] mVertexData; + free(mVertexData); #endif } @@ -858,7 +868,7 @@ void LLPolyMesh::dumpDiagInfo() //----------------------------------------------------------------------------- // getWritableCoords() //----------------------------------------------------------------------------- -LLVector3 *LLPolyMesh::getWritableCoords() +LLVector4 *LLPolyMesh::getWritableCoords() { return mCoords; } @@ -866,7 +876,7 @@ LLVector3 *LLPolyMesh::getWritableCoords() //----------------------------------------------------------------------------- // getWritableNormals() //----------------------------------------------------------------------------- -LLVector3 *LLPolyMesh::getWritableNormals() +LLVector4 *LLPolyMesh::getWritableNormals() { return mNormals; } @@ -921,8 +931,12 @@ void LLPolyMesh::initializeForMorph() if (!mSharedData) return; - memcpy(mCoords, mSharedData->mBaseCoords, sizeof(LLVector3) * mSharedData->mNumVertices); /*Flawfinder: ignore*/ - memcpy(mNormals, mSharedData->mBaseNormals, sizeof(LLVector3) * mSharedData->mNumVertices); /*Flawfinder: ignore*/ + for (U32 i = 0; i < mSharedData->mNumVertices; ++i) + { + mCoords[i] = LLVector4(mSharedData->mBaseCoords[i]); + mNormals[i] = LLVector4(mSharedData->mBaseNormals[i]); + } + memcpy(mScaledNormals, mSharedData->mBaseNormals, sizeof(LLVector3) * mSharedData->mNumVertices); /*Flawfinder: ignore*/ memcpy(mBinormals, mSharedData->mBaseBinormals, sizeof(LLVector3) * mSharedData->mNumVertices); /*Flawfinder: ignore*/ memcpy(mScaledBinormals, mSharedData->mBaseBinormals, sizeof(LLVector3) * mSharedData->mNumVertices); /*Flawfinder: ignore*/ |