diff options
Diffstat (limited to 'indra/newview/llpolymesh.cpp')
| -rw-r--r-- | indra/newview/llpolymesh.cpp | 88 |
1 files changed, 54 insertions, 34 deletions
diff --git a/indra/newview/llpolymesh.cpp b/indra/newview/llpolymesh.cpp index 363b0b8e9d..d10e4fee3a 100644 --- a/indra/newview/llpolymesh.cpp +++ b/indra/newview/llpolymesh.cpp @@ -2,25 +2,31 @@ * @file llpolymesh.cpp * @brief Implementation of LLPolyMesh class * - * $LicenseInfo:firstyear=2001&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. + * $LicenseInfo:firstyear=2001&license=viewergpl$ + * + * Copyright (c) 2001-2009, Linden Research, Inc. * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at + * http://secondlifegrid.net/programs/open_source/licensing/flossexception * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ @@ -29,7 +35,8 @@ //----------------------------------------------------------------------------- #include "llviewerprecompiledheaders.h" -#include "llpolymesh.h" +#include "llfasttimer.h" +#include "llmemory.h" #include "llviewercontrol.h" #include "llxmltree.h" @@ -39,7 +46,7 @@ #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 +141,7 @@ void LLPolyMeshSharedData::freeMeshData() delete [] mDetailTexCoords; mDetailTexCoords = NULL; - delete [] mWeights; + ll_aligned_free_16(mWeights); mWeights = NULL; } @@ -224,7 +231,7 @@ BOOL LLPolyMeshSharedData::allocateVertexData( U32 numVertices ) mBaseBinormals = new LLVector3[ numVertices ]; mTexCoords = new LLVector2[ numVertices ]; mDetailTexCoords = new LLVector2[ numVertices ]; - mWeights = new F32[ numVertices ]; + mWeights = (F32*) ll_aligned_malloc_16((numVertices*sizeof(F32)+0xF) & ~0xF); for (i = 0; i < numVertices; i++) { mWeights[i] = 0.f; @@ -702,20 +709,29 @@ 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 aligned vertex data to make LLPolyMesh SSE friendly + mVertexData = (F32*) ll_aligned_malloc_16(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 +767,7 @@ LLPolyMesh::~LLPolyMesh() delete [] mClothingWeights; delete [] mTexCoords; #else - delete [] mVertexData; + ll_aligned_free_16(mVertexData); #endif } @@ -858,7 +874,7 @@ void LLPolyMesh::dumpDiagInfo() //----------------------------------------------------------------------------- // getWritableCoords() //----------------------------------------------------------------------------- -LLVector3 *LLPolyMesh::getWritableCoords() +LLVector4 *LLPolyMesh::getWritableCoords() { return mCoords; } @@ -866,7 +882,7 @@ LLVector3 *LLPolyMesh::getWritableCoords() //----------------------------------------------------------------------------- // getWritableNormals() //----------------------------------------------------------------------------- -LLVector3 *LLPolyMesh::getWritableNormals() +LLVector4 *LLPolyMesh::getWritableNormals() { return mNormals; } @@ -921,8 +937,12 @@ 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*/ |