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-rw-r--r--indra/llappearance/llpolymesh.cpp1048
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diff --git a/indra/llappearance/llpolymesh.cpp b/indra/llappearance/llpolymesh.cpp
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+/**
+ * @file llpolymesh.cpp
+ * @brief Implementation of LLPolyMesh class
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, 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.
+ *
+ * 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.
+ *
+ * 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
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+//-----------------------------------------------------------------------------
+// Header Files
+//-----------------------------------------------------------------------------
+#include "linden_common.h"
+#include "llpolymesh.h"
+#include "llfasttimer.h"
+#include "llmemory.h"
+
+//#include "llviewercontrol.h"
+#include "llxmltree.h"
+#include "llavatarappearance.h"
+#include "llwearable.h"
+#include "lldir.h"
+#include "llvolume.h"
+#include "llendianswizzle.h"
+
+
+#define HEADER_ASCII "Linden Mesh 1.0"
+#define HEADER_BINARY "Linden Binary Mesh 1.0"
+
+//extern LLControlGroup gSavedSettings; // read only
+
+LLPolyMorphData *clone_morph_param_duplicate(const LLPolyMorphData *src_data,
+ const std::string &name);
+LLPolyMorphData *clone_morph_param_direction(const LLPolyMorphData *src_data,
+ const LLVector3 &direction,
+ const std::string &name);
+LLPolyMorphData *clone_morph_param_cleavage(const LLPolyMorphData *src_data,
+ F32 scale,
+ const std::string &name);
+
+//-----------------------------------------------------------------------------
+// Global table of loaded LLPolyMeshes
+//-----------------------------------------------------------------------------
+LLPolyMesh::LLPolyMeshSharedDataTable LLPolyMesh::sGlobalSharedMeshList;
+
+//-----------------------------------------------------------------------------
+// LLPolyMeshSharedData()
+//-----------------------------------------------------------------------------
+LLPolyMeshSharedData::LLPolyMeshSharedData()
+{
+ mNumVertices = 0;
+ mBaseCoords = NULL;
+ mBaseNormals = NULL;
+ mBaseBinormals = NULL;
+ mTexCoords = NULL;
+ mDetailTexCoords = NULL;
+ mWeights = NULL;
+ mHasWeights = FALSE;
+ mHasDetailTexCoords = FALSE;
+
+ mNumFaces = 0;
+ mFaces = NULL;
+
+ mNumJointNames = 0;
+ mJointNames = NULL;
+
+ mTriangleIndices = NULL;
+ mNumTriangleIndices = 0;
+
+ mReferenceData = NULL;
+
+ mLastIndexOffset = -1;
+}
+
+//-----------------------------------------------------------------------------
+// ~LLPolyMeshSharedData()
+//-----------------------------------------------------------------------------
+LLPolyMeshSharedData::~LLPolyMeshSharedData()
+{
+ freeMeshData();
+ for_each(mMorphData.begin(), mMorphData.end(), DeletePointer());
+ mMorphData.clear();
+}
+
+//-----------------------------------------------------------------------------
+// setupLOD()
+//-----------------------------------------------------------------------------
+void LLPolyMeshSharedData::setupLOD(LLPolyMeshSharedData* reference_data)
+{
+ mReferenceData = reference_data;
+
+ if (reference_data)
+ {
+ mBaseCoords = reference_data->mBaseCoords;
+ mBaseNormals = reference_data->mBaseNormals;
+ mBaseBinormals = reference_data->mBaseBinormals;
+ mTexCoords = reference_data->mTexCoords;
+ mDetailTexCoords = reference_data->mDetailTexCoords;
+ mWeights = reference_data->mWeights;
+ mHasWeights = reference_data->mHasWeights;
+ mHasDetailTexCoords = reference_data->mHasDetailTexCoords;
+ }
+}
+
+//-----------------------------------------------------------------------------
+// LLPolyMeshSharedData::freeMeshData()
+//-----------------------------------------------------------------------------
+void LLPolyMeshSharedData::freeMeshData()
+{
+ if (!mReferenceData)
+ {
+ mNumVertices = 0;
+
+ ll_aligned_free_16(mBaseCoords);
+ mBaseCoords = NULL;
+
+ ll_aligned_free_16(mBaseNormals);
+ mBaseNormals = NULL;
+
+ ll_aligned_free_16(mBaseBinormals);
+ mBaseBinormals = NULL;
+
+ ll_aligned_free_16(mTexCoords);
+ mTexCoords = NULL;
+
+ ll_aligned_free_16(mDetailTexCoords);
+ mDetailTexCoords = NULL;
+
+ ll_aligned_free_16(mWeights);
+ mWeights = NULL;
+ }
+
+ mNumFaces = 0;
+ delete [] mFaces;
+ mFaces = NULL;
+
+ mNumJointNames = 0;
+ delete [] mJointNames;
+ mJointNames = NULL;
+
+ delete [] mTriangleIndices;
+ mTriangleIndices = NULL;
+
+// mVertFaceMap.deleteAllData();
+}
+
+// compate_int is used by the qsort function to sort the index array
+int compare_int(const void *a, const void *b);
+
+//-----------------------------------------------------------------------------
+// genIndices()
+//-----------------------------------------------------------------------------
+void LLPolyMeshSharedData::genIndices(S32 index_offset)
+{
+ if (index_offset == mLastIndexOffset)
+ {
+ return;
+ }
+
+ delete []mTriangleIndices;
+ mTriangleIndices = new U32[mNumTriangleIndices];
+
+ S32 cur_index = 0;
+ for (S32 i = 0; i < mNumFaces; i++)
+ {
+ mTriangleIndices[cur_index] = mFaces[i][0] + index_offset;
+ cur_index++;
+ mTriangleIndices[cur_index] = mFaces[i][1] + index_offset;
+ cur_index++;
+ mTriangleIndices[cur_index] = mFaces[i][2] + index_offset;
+ cur_index++;
+ }
+
+ mLastIndexOffset = index_offset;
+}
+
+//--------------------------------------------------------------------
+// LLPolyMeshSharedData::getNumKB()
+//--------------------------------------------------------------------
+U32 LLPolyMeshSharedData::getNumKB()
+{
+ U32 num_kb = sizeof(LLPolyMesh);
+
+ if (!isLOD())
+ {
+ num_kb += mNumVertices *
+ ( sizeof(LLVector3) + // coords
+ sizeof(LLVector3) + // normals
+ sizeof(LLVector2) ); // texCoords
+ }
+
+ if (mHasDetailTexCoords && !isLOD())
+ {
+ num_kb += mNumVertices * sizeof(LLVector2); // detailTexCoords
+ }
+
+ if (mHasWeights && !isLOD())
+ {
+ num_kb += mNumVertices * sizeof(float); // weights
+ }
+
+ num_kb += mNumFaces * sizeof(LLPolyFace); // faces
+
+ num_kb /= 1024;
+ return num_kb;
+}
+
+//-----------------------------------------------------------------------------
+// LLPolyMeshSharedData::allocateVertexData()
+//-----------------------------------------------------------------------------
+BOOL LLPolyMeshSharedData::allocateVertexData( U32 numVertices )
+{
+ U32 i;
+ mBaseCoords = (LLVector4a*) ll_aligned_malloc_16(numVertices*sizeof(LLVector4a));
+ mBaseNormals = (LLVector4a*) ll_aligned_malloc_16(numVertices*sizeof(LLVector4a));
+ mBaseBinormals = (LLVector4a*) ll_aligned_malloc_16(numVertices*sizeof(LLVector4a));
+ mTexCoords = (LLVector2*) ll_aligned_malloc_16(numVertices*sizeof(LLVector2));
+ mDetailTexCoords = (LLVector2*) ll_aligned_malloc_16(numVertices*sizeof(LLVector2));
+ mWeights = (F32*) ll_aligned_malloc_16(numVertices*sizeof(F32));
+ for (i = 0; i < numVertices; i++)
+ {
+ mBaseCoords[i].clear();
+ mBaseNormals[i].clear();
+ mBaseBinormals[i].clear();
+ mTexCoords[i].clear();
+ mWeights[i] = 0.f;
+ }
+ mNumVertices = numVertices;
+ return TRUE;
+}
+
+//-----------------------------------------------------------------------------
+// LLPolyMeshSharedData::allocateFaceData()
+//-----------------------------------------------------------------------------
+BOOL LLPolyMeshSharedData::allocateFaceData( U32 numFaces )
+{
+ mFaces = new LLPolyFace[ numFaces ];
+ mNumFaces = numFaces;
+ mNumTriangleIndices = mNumFaces * 3;
+ return TRUE;
+}
+
+//-----------------------------------------------------------------------------
+// LLPolyMeshSharedData::allocateJointNames()
+//-----------------------------------------------------------------------------
+BOOL LLPolyMeshSharedData::allocateJointNames( U32 numJointNames )
+{
+ mJointNames = new std::string[ numJointNames ];
+ mNumJointNames = numJointNames;
+ return TRUE;
+}
+
+//--------------------------------------------------------------------
+// LLPolyMeshSharedData::loadMesh()
+//--------------------------------------------------------------------
+BOOL LLPolyMeshSharedData::loadMesh( const std::string& fileName )
+{
+ //-------------------------------------------------------------------------
+ // Open the file
+ //-------------------------------------------------------------------------
+ if(fileName.empty())
+ {
+ llerrs << "Filename is Empty!" << llendl;
+ return FALSE;
+ }
+ LLFILE* fp = LLFile::fopen(fileName, "rb"); /*Flawfinder: ignore*/
+ if (!fp)
+ {
+ llerrs << "can't open: " << fileName << llendl;
+ return FALSE;
+ }
+
+ //-------------------------------------------------------------------------
+ // Read a chunk
+ //-------------------------------------------------------------------------
+ char header[128]; /*Flawfinder: ignore*/
+ if (fread(header, sizeof(char), 128, fp) != 128)
+ {
+ llwarns << "Short read" << llendl;
+ }
+
+ //-------------------------------------------------------------------------
+ // Check for proper binary header
+ //-------------------------------------------------------------------------
+ BOOL status = FALSE;
+ if ( strncmp(header, HEADER_BINARY, strlen(HEADER_BINARY)) == 0 ) /*Flawfinder: ignore*/
+ {
+ lldebugs << "Loading " << fileName << llendl;
+
+ //----------------------------------------------------------------
+ // File Header (seek past it)
+ //----------------------------------------------------------------
+ fseek(fp, 24, SEEK_SET);
+
+ //----------------------------------------------------------------
+ // HasWeights
+ //----------------------------------------------------------------
+ U8 hasWeights;
+ size_t numRead = fread(&hasWeights, sizeof(U8), 1, fp);
+ if (numRead != 1)
+ {
+ llerrs << "can't read HasWeights flag from " << fileName << llendl;
+ return FALSE;
+ }
+ if (!isLOD())
+ {
+ mHasWeights = (hasWeights==0) ? FALSE : TRUE;
+ }
+
+ //----------------------------------------------------------------
+ // HasDetailTexCoords
+ //----------------------------------------------------------------
+ U8 hasDetailTexCoords;
+ numRead = fread(&hasDetailTexCoords, sizeof(U8), 1, fp);
+ if (numRead != 1)
+ {
+ llerrs << "can't read HasDetailTexCoords flag from " << fileName << llendl;
+ return FALSE;
+ }
+
+ //----------------------------------------------------------------
+ // Position
+ //----------------------------------------------------------------
+ LLVector3 position;
+ numRead = fread(position.mV, sizeof(float), 3, fp);
+ llendianswizzle(position.mV, sizeof(float), 3);
+ if (numRead != 3)
+ {
+ llerrs << "can't read Position from " << fileName << llendl;
+ return FALSE;
+ }
+ setPosition( position );
+
+ //----------------------------------------------------------------
+ // Rotation
+ //----------------------------------------------------------------
+ LLVector3 rotationAngles;
+ numRead = fread(rotationAngles.mV, sizeof(float), 3, fp);
+ llendianswizzle(rotationAngles.mV, sizeof(float), 3);
+ if (numRead != 3)
+ {
+ llerrs << "can't read RotationAngles from " << fileName << llendl;
+ return FALSE;
+ }
+
+ U8 rotationOrder;
+ numRead = fread(&rotationOrder, sizeof(U8), 1, fp);
+
+ if (numRead != 1)
+ {
+ llerrs << "can't read RotationOrder from " << fileName << llendl;
+ return FALSE;
+ }
+
+ rotationOrder = 0;
+
+ setRotation( mayaQ( rotationAngles.mV[0],
+ rotationAngles.mV[1],
+ rotationAngles.mV[2],
+ (LLQuaternion::Order)rotationOrder ) );
+
+ //----------------------------------------------------------------
+ // Scale
+ //----------------------------------------------------------------
+ LLVector3 scale;
+ numRead = fread(scale.mV, sizeof(float), 3, fp);
+ llendianswizzle(scale.mV, sizeof(float), 3);
+ if (numRead != 3)
+ {
+ llerrs << "can't read Scale from " << fileName << llendl;
+ return FALSE;
+ }
+ setScale( scale );
+
+ //-------------------------------------------------------------------------
+ // Release any existing mesh geometry
+ //-------------------------------------------------------------------------
+ freeMeshData();
+
+ U16 numVertices = 0;
+
+ //----------------------------------------------------------------
+ // NumVertices
+ //----------------------------------------------------------------
+ if (!isLOD())
+ {
+ numRead = fread(&numVertices, sizeof(U16), 1, fp);
+ llendianswizzle(&numVertices, sizeof(U16), 1);
+ if (numRead != 1)
+ {
+ llerrs << "can't read NumVertices from " << fileName << llendl;
+ return FALSE;
+ }
+
+ allocateVertexData( numVertices );
+
+ for (U16 i = 0; i < numVertices; ++i)
+ {
+ //----------------------------------------------------------------
+ // Coords
+ //----------------------------------------------------------------
+ numRead = fread(&mBaseCoords[i], sizeof(float), 3, fp);
+ llendianswizzle(&mBaseCoords[i], sizeof(float), 3);
+ if (numRead != 3)
+ {
+ llerrs << "can't read Coordinates from " << fileName << llendl;
+ return FALSE;
+ }
+ }
+
+ for (U16 i = 0; i < numVertices; ++i)
+ {
+ //----------------------------------------------------------------
+ // Normals
+ //----------------------------------------------------------------
+ numRead = fread(&mBaseNormals[i], sizeof(float), 3, fp);
+ llendianswizzle(&mBaseNormals[i], sizeof(float), 3);
+ if (numRead != 3)
+ {
+ llerrs << " can't read Normals from " << fileName << llendl;
+ return FALSE;
+ }
+ }
+
+ for (U16 i = 0; i < numVertices; ++i)
+ {
+ //----------------------------------------------------------------
+ // Binormals
+ //----------------------------------------------------------------
+ numRead = fread(&mBaseBinormals[i], sizeof(float), 3, fp);
+ llendianswizzle(&mBaseBinormals[i], sizeof(float), 3);
+ if (numRead != 3)
+ {
+ llerrs << " can't read Binormals from " << fileName << llendl;
+ return FALSE;
+ }
+ }
+
+ //----------------------------------------------------------------
+ // TexCoords
+ //----------------------------------------------------------------
+ numRead = fread(mTexCoords, 2*sizeof(float), numVertices, fp);
+ llendianswizzle(mTexCoords, sizeof(float), 2*numVertices);
+ if (numRead != numVertices)
+ {
+ llerrs << "can't read TexCoords from " << fileName << llendl;
+ return FALSE;
+ }
+
+ //----------------------------------------------------------------
+ // DetailTexCoords
+ //----------------------------------------------------------------
+ if (mHasDetailTexCoords)
+ {
+ numRead = fread(mDetailTexCoords, 2*sizeof(float), numVertices, fp);
+ llendianswizzle(mDetailTexCoords, sizeof(float), 2*numVertices);
+ if (numRead != numVertices)
+ {
+ llerrs << "can't read DetailTexCoords from " << fileName << llendl;
+ return FALSE;
+ }
+ }
+
+ //----------------------------------------------------------------
+ // Weights
+ //----------------------------------------------------------------
+ if (mHasWeights)
+ {
+ numRead = fread(mWeights, sizeof(float), numVertices, fp);
+ llendianswizzle(mWeights, sizeof(float), numVertices);
+ if (numRead != numVertices)
+ {
+ llerrs << "can't read Weights from " << fileName << llendl;
+ return FALSE;
+ }
+ }
+ }
+
+ //----------------------------------------------------------------
+ // NumFaces
+ //----------------------------------------------------------------
+ U16 numFaces;
+ numRead = fread(&numFaces, sizeof(U16), 1, fp);
+ llendianswizzle(&numFaces, sizeof(U16), 1);
+ if (numRead != 1)
+ {
+ llerrs << "can't read NumFaces from " << fileName << llendl;
+ return FALSE;
+ }
+ allocateFaceData( numFaces );
+
+
+ //----------------------------------------------------------------
+ // Faces
+ //----------------------------------------------------------------
+ U32 i;
+ U32 numTris = 0;
+ for (i = 0; i < numFaces; i++)
+ {
+ S16 face[3];
+ numRead = fread(face, sizeof(U16), 3, fp);
+ llendianswizzle(face, sizeof(U16), 3);
+ if (numRead != 3)
+ {
+ llerrs << "can't read Face[" << i << "] from " << fileName << llendl;
+ return FALSE;
+ }
+ if (mReferenceData)
+ {
+ llassert(face[0] < mReferenceData->mNumVertices);
+ llassert(face[1] < mReferenceData->mNumVertices);
+ llassert(face[2] < mReferenceData->mNumVertices);
+ }
+
+ if (isLOD())
+ {
+ // store largest index in case of LODs
+ for (S32 j = 0; j < 3; j++)
+ {
+ if (face[j] > mNumVertices - 1)
+ {
+ mNumVertices = face[j] + 1;
+ }
+ }
+ }
+ mFaces[i][0] = face[0];
+ mFaces[i][1] = face[1];
+ mFaces[i][2] = face[2];
+
+// S32 j;
+// for(j = 0; j < 3; j++)
+// {
+// LLDynamicArray<S32> *face_list = mVertFaceMap.getIfThere(face[j]);
+// if (!face_list)
+// {
+// face_list = new LLDynamicArray<S32>;
+// mVertFaceMap.addData(face[j], face_list);
+// }
+// face_list->put(i);
+// }
+
+ numTris++;
+ }
+
+ lldebugs << "verts: " << numVertices
+ << ", faces: " << numFaces
+ << ", tris: " << numTris
+ << llendl;
+
+ //----------------------------------------------------------------
+ // NumSkinJoints
+ //----------------------------------------------------------------
+ if (!isLOD())
+ {
+ U16 numSkinJoints = 0;
+ if ( mHasWeights )
+ {
+ numRead = fread(&numSkinJoints, sizeof(U16), 1, fp);
+ llendianswizzle(&numSkinJoints, sizeof(U16), 1);
+ if (numRead != 1)
+ {
+ llerrs << "can't read NumSkinJoints from " << fileName << llendl;
+ return FALSE;
+ }
+ allocateJointNames( numSkinJoints );
+ }
+
+ //----------------------------------------------------------------
+ // SkinJoints
+ //----------------------------------------------------------------
+ for (i=0; i < numSkinJoints; i++)
+ {
+ char jointName[64+1];
+ numRead = fread(jointName, sizeof(jointName)-1, 1, fp);
+ jointName[sizeof(jointName)-1] = '\0'; // ensure nul-termination
+ if (numRead != 1)
+ {
+ llerrs << "can't read Skin[" << i << "].Name from " << fileName << llendl;
+ return FALSE;
+ }
+
+ std::string *jn = &mJointNames[i];
+ *jn = jointName;
+ }
+
+ //-------------------------------------------------------------------------
+ // look for morph section
+ //-------------------------------------------------------------------------
+ char morphName[64+1];
+ morphName[sizeof(morphName)-1] = '\0'; // ensure nul-termination
+ while(fread(&morphName, sizeof(char), 64, fp) == 64)
+ {
+ if (!strcmp(morphName, "End Morphs"))
+ {
+ // we reached the end of the morphs
+ break;
+ }
+ LLPolyMorphData* morph_data = new LLPolyMorphData(std::string(morphName));
+
+ BOOL result = morph_data->loadBinary(fp, this);
+
+ if (!result)
+ {
+ delete morph_data;
+ continue;
+ }
+
+ mMorphData.insert(morph_data);
+
+ if (!strcmp(morphName, "Breast_Female_Cleavage"))
+ {
+ mMorphData.insert(clone_morph_param_cleavage(morph_data,
+ .75f,
+ "Breast_Physics_LeftRight_Driven"));
+ }
+
+ if (!strcmp(morphName, "Breast_Female_Cleavage"))
+ {
+ mMorphData.insert(clone_morph_param_duplicate(morph_data,
+ "Breast_Physics_InOut_Driven"));
+ }
+ if (!strcmp(morphName, "Breast_Gravity"))
+ {
+ mMorphData.insert(clone_morph_param_duplicate(morph_data,
+ "Breast_Physics_UpDown_Driven"));
+ }
+
+ if (!strcmp(morphName, "Big_Belly_Torso"))
+ {
+ mMorphData.insert(clone_morph_param_direction(morph_data,
+ LLVector3(0,0,0.05f),
+ "Belly_Physics_Torso_UpDown_Driven"));
+ }
+
+ if (!strcmp(morphName, "Big_Belly_Legs"))
+ {
+ mMorphData.insert(clone_morph_param_direction(morph_data,
+ LLVector3(0,0,0.05f),
+ "Belly_Physics_Legs_UpDown_Driven"));
+ }
+
+ if (!strcmp(morphName, "skirt_belly"))
+ {
+ mMorphData.insert(clone_morph_param_direction(morph_data,
+ LLVector3(0,0,0.05f),
+ "Belly_Physics_Skirt_UpDown_Driven"));
+ }
+
+ if (!strcmp(morphName, "Small_Butt"))
+ {
+ mMorphData.insert(clone_morph_param_direction(morph_data,
+ LLVector3(0,0,0.05f),
+ "Butt_Physics_UpDown_Driven"));
+ }
+ if (!strcmp(morphName, "Small_Butt"))
+ {
+ mMorphData.insert(clone_morph_param_direction(morph_data,
+ LLVector3(0,0.03f,0),
+ "Butt_Physics_LeftRight_Driven"));
+ }
+ }
+
+ S32 numRemaps;
+ if (fread(&numRemaps, sizeof(S32), 1, fp) == 1)
+ {
+ llendianswizzle(&numRemaps, sizeof(S32), 1);
+ for (S32 i = 0; i < numRemaps; i++)
+ {
+ S32 remapSrc;
+ S32 remapDst;
+ if (fread(&remapSrc, sizeof(S32), 1, fp) != 1)
+ {
+ llerrs << "can't read source vertex in vertex remap data" << llendl;
+ break;
+ }
+ if (fread(&remapDst, sizeof(S32), 1, fp) != 1)
+ {
+ llerrs << "can't read destination vertex in vertex remap data" << llendl;
+ break;
+ }
+ llendianswizzle(&remapSrc, sizeof(S32), 1);
+ llendianswizzle(&remapDst, sizeof(S32), 1);
+
+ mSharedVerts[remapSrc] = remapDst;
+ }
+ }
+ }
+
+ status = TRUE;
+ }
+ else
+ {
+ llerrs << "invalid mesh file header: " << fileName << llendl;
+ status = FALSE;
+ }
+
+ if (0 == mNumJointNames)
+ {
+ allocateJointNames(1);
+ }
+
+ fclose( fp );
+
+ return status;
+}
+
+//-----------------------------------------------------------------------------
+// getSharedVert()
+//-----------------------------------------------------------------------------
+const S32 *LLPolyMeshSharedData::getSharedVert(S32 vert)
+{
+ if (mSharedVerts.count(vert) > 0)
+ {
+ return &mSharedVerts[vert];
+ }
+ return NULL;
+}
+
+//-----------------------------------------------------------------------------
+// getUV()
+//-----------------------------------------------------------------------------
+const LLVector2 &LLPolyMeshSharedData::getUVs(U32 index)
+{
+ // TODO: convert all index variables to S32
+ llassert((S32)index < mNumVertices);
+
+ return mTexCoords[index];
+}
+
+//-----------------------------------------------------------------------------
+// LLPolyMesh()
+//-----------------------------------------------------------------------------
+LLPolyMesh::LLPolyMesh(LLPolyMeshSharedData *shared_data, LLPolyMesh *reference_mesh)
+{
+ llassert(shared_data);
+
+ mSharedData = shared_data;
+ mReferenceMesh = reference_mesh;
+ mAvatarp = NULL;
+ mVertexData = NULL;
+
+ mCurVertexCount = 0;
+ mFaceIndexCount = 0;
+ mFaceIndexOffset = 0;
+ mFaceVertexCount = 0;
+ mFaceVertexOffset = 0;
+
+ if (shared_data->isLOD() && reference_mesh)
+ {
+ mCoords = reference_mesh->mCoords;
+ mNormals = reference_mesh->mNormals;
+ mScaledNormals = reference_mesh->mScaledNormals;
+ mBinormals = reference_mesh->mBinormals;
+ mScaledBinormals = reference_mesh->mScaledBinormals;
+ mTexCoords = reference_mesh->mTexCoords;
+ mClothingWeights = reference_mesh->mClothingWeights;
+ }
+ else
+ {
+ // Allocate memory without initializing every vector
+ // NOTE: This makes asusmptions about the size of LLVector[234]
+ S32 nverts = mSharedData->mNumVertices;
+ //make sure it's an even number of verts for alignment
+ nverts += nverts%2;
+ S32 nfloats = nverts * (
+ 4 + //coords
+ 4 + //normals
+ 4 + //weights
+ 2 + //coords
+ 4 + //scaled normals
+ 4 + //binormals
+ 4); //scaled binormals
+
+ //use 16 byte aligned vertex data to make LLPolyMesh SSE friendly
+ mVertexData = (F32*) ll_aligned_malloc_16(nfloats*4);
+ S32 offset = 0;
+ mCoords = (LLVector4a*)(mVertexData + offset); offset += 4*nverts;
+ mNormals = (LLVector4a*)(mVertexData + offset); offset += 4*nverts;
+ mClothingWeights = (LLVector4a*)(mVertexData + offset); offset += 4*nverts;
+ mTexCoords = (LLVector2*)(mVertexData + offset); offset += 2*nverts;
+ mScaledNormals = (LLVector4a*)(mVertexData + offset); offset += 4*nverts;
+ mBinormals = (LLVector4a*)(mVertexData + offset); offset += 4*nverts;
+ mScaledBinormals = (LLVector4a*)(mVertexData + offset); offset += 4*nverts;
+ initializeForMorph();
+ }
+}
+
+
+//-----------------------------------------------------------------------------
+// ~LLPolyMesh()
+//-----------------------------------------------------------------------------
+LLPolyMesh::~LLPolyMesh()
+{
+ S32 i;
+ for (i = 0; i < mJointRenderData.count(); i++)
+ {
+ delete mJointRenderData[i];
+ mJointRenderData[i] = NULL;
+ }
+
+ ll_aligned_free_16(mVertexData);
+
+}
+
+
+//-----------------------------------------------------------------------------
+// LLPolyMesh::getMesh()
+//-----------------------------------------------------------------------------
+LLPolyMesh *LLPolyMesh::getMesh(const std::string &name, LLPolyMesh* reference_mesh)
+{
+ //-------------------------------------------------------------------------
+ // search for an existing mesh by this name
+ //-------------------------------------------------------------------------
+ LLPolyMeshSharedData* meshSharedData = get_if_there(sGlobalSharedMeshList, name, (LLPolyMeshSharedData*)NULL);
+ if (meshSharedData)
+ {
+// llinfos << "Polymesh " << name << " found in global mesh table." << llendl;
+ LLPolyMesh *poly_mesh = new LLPolyMesh(meshSharedData, reference_mesh);
+ return poly_mesh;
+ }
+
+ //-------------------------------------------------------------------------
+ // if not found, create a new one, add it to the list
+ //-------------------------------------------------------------------------
+ std::string full_path;
+ full_path = gDirUtilp->getExpandedFilename(LL_PATH_CHARACTER,name);
+
+ LLPolyMeshSharedData *mesh_data = new LLPolyMeshSharedData();
+ if (reference_mesh)
+ {
+ mesh_data->setupLOD(reference_mesh->getSharedData());
+ }
+ if ( ! mesh_data->loadMesh( full_path ) )
+ {
+ delete mesh_data;
+ return NULL;
+ }
+
+ LLPolyMesh *poly_mesh = new LLPolyMesh(mesh_data, reference_mesh);
+
+// llinfos << "Polymesh " << name << " added to global mesh table." << llendl;
+ sGlobalSharedMeshList[name] = poly_mesh->mSharedData;
+
+ return poly_mesh;
+}
+
+//-----------------------------------------------------------------------------
+// LLPolyMesh::freeAllMeshes()
+//-----------------------------------------------------------------------------
+void LLPolyMesh::freeAllMeshes()
+{
+ // delete each item in the global lists
+ for_each(sGlobalSharedMeshList.begin(), sGlobalSharedMeshList.end(), DeletePairedPointer());
+ sGlobalSharedMeshList.clear();
+}
+
+LLPolyMeshSharedData *LLPolyMesh::getSharedData() const
+{
+ return mSharedData;
+}
+
+
+//--------------------------------------------------------------------
+// LLPolyMesh::dumpDiagInfo()
+//--------------------------------------------------------------------
+void LLPolyMesh::dumpDiagInfo()
+{
+ // keep track of totals
+ U32 total_verts = 0;
+ U32 total_faces = 0;
+ U32 total_kb = 0;
+
+ std::string buf;
+
+ llinfos << "-----------------------------------------------------" << llendl;
+ llinfos << " Global PolyMesh Table (DEBUG only)" << llendl;
+ llinfos << " Verts Faces Mem(KB) Name" << llendl;
+ llinfos << "-----------------------------------------------------" << llendl;
+
+ // print each loaded mesh, and it's memory usage
+ for(LLPolyMeshSharedDataTable::iterator iter = sGlobalSharedMeshList.begin();
+ iter != sGlobalSharedMeshList.end(); ++iter)
+ {
+ const std::string& mesh_name = iter->first;
+ LLPolyMeshSharedData* mesh = iter->second;
+
+ S32 num_verts = mesh->mNumVertices;
+ S32 num_faces = mesh->mNumFaces;
+ U32 num_kb = mesh->getNumKB();
+
+ buf = llformat("%8d %8d %8d %s", num_verts, num_faces, num_kb, mesh_name.c_str());
+ llinfos << buf << llendl;
+
+ total_verts += num_verts;
+ total_faces += num_faces;
+ total_kb += num_kb;
+ }
+
+ llinfos << "-----------------------------------------------------" << llendl;
+ buf = llformat("%8d %8d %8d TOTAL", total_verts, total_faces, total_kb );
+ llinfos << buf << llendl;
+ llinfos << "-----------------------------------------------------" << llendl;
+}
+
+//-----------------------------------------------------------------------------
+// getWritableCoords()
+//-----------------------------------------------------------------------------
+LLVector4a *LLPolyMesh::getWritableCoords()
+{
+ return mCoords;
+}
+
+//-----------------------------------------------------------------------------
+// getWritableNormals()
+//-----------------------------------------------------------------------------
+LLVector4a *LLPolyMesh::getWritableNormals()
+{
+ return mNormals;
+}
+
+//-----------------------------------------------------------------------------
+// getWritableBinormals()
+//-----------------------------------------------------------------------------
+LLVector4a *LLPolyMesh::getWritableBinormals()
+{
+ return mBinormals;
+}
+
+
+//-----------------------------------------------------------------------------
+// getWritableClothingWeights()
+//-----------------------------------------------------------------------------
+LLVector4a *LLPolyMesh::getWritableClothingWeights()
+{
+ return mClothingWeights;
+}
+
+//-----------------------------------------------------------------------------
+// getWritableTexCoords()
+//-----------------------------------------------------------------------------
+LLVector2 *LLPolyMesh::getWritableTexCoords()
+{
+ return mTexCoords;
+}
+
+//-----------------------------------------------------------------------------
+// getScaledNormals()
+//-----------------------------------------------------------------------------
+LLVector4a *LLPolyMesh::getScaledNormals()
+{
+ return mScaledNormals;
+}
+
+//-----------------------------------------------------------------------------
+// getScaledBinormals()
+//-----------------------------------------------------------------------------
+LLVector4a *LLPolyMesh::getScaledBinormals()
+{
+ return mScaledBinormals;
+}
+
+
+//-----------------------------------------------------------------------------
+// initializeForMorph()
+//-----------------------------------------------------------------------------
+void LLPolyMesh::initializeForMorph()
+{
+ LLVector4a::memcpyNonAliased16((F32*) mCoords, (F32*) mSharedData->mBaseCoords, sizeof(LLVector4a) * mSharedData->mNumVertices);
+ LLVector4a::memcpyNonAliased16((F32*) mNormals, (F32*) mSharedData->mBaseNormals, sizeof(LLVector4a) * mSharedData->mNumVertices);
+ LLVector4a::memcpyNonAliased16((F32*) mScaledNormals, (F32*) mSharedData->mBaseNormals, sizeof(LLVector4a) * mSharedData->mNumVertices);
+ LLVector4a::memcpyNonAliased16((F32*) mBinormals, (F32*) mSharedData->mBaseNormals, sizeof(LLVector4a) * mSharedData->mNumVertices);
+ LLVector4a::memcpyNonAliased16((F32*) mScaledBinormals, (F32*) mSharedData->mBaseNormals, sizeof(LLVector4a) * mSharedData->mNumVertices);
+ LLVector4a::memcpyNonAliased16((F32*) mTexCoords, (F32*) mSharedData->mTexCoords, sizeof(LLVector2) * (mSharedData->mNumVertices + mSharedData->mNumVertices%2));
+
+ for (U32 i = 0; i < mSharedData->mNumVertices; ++i)
+ {
+ mClothingWeights[i].clear();
+ }
+}
+
+//-----------------------------------------------------------------------------
+// getMorphData()
+//-----------------------------------------------------------------------------
+LLPolyMorphData* LLPolyMesh::getMorphData(const std::string& morph_name)
+{
+ if (!mSharedData)
+ return NULL;
+ for (LLPolyMeshSharedData::morphdata_list_t::iterator iter = mSharedData->mMorphData.begin();
+ iter != mSharedData->mMorphData.end(); ++iter)
+ {
+ LLPolyMorphData *morph_data = *iter;
+ if (morph_data->getName() == morph_name)
+ {
+ return morph_data;
+ }
+ }
+ return NULL;
+}
+
+//-----------------------------------------------------------------------------
+// removeMorphData()
+//-----------------------------------------------------------------------------
+// // erasing but not deleting seems bad, but fortunately we don't actually use this...
+// void LLPolyMesh::removeMorphData(LLPolyMorphData *morph_target)
+// {
+// if (!mSharedData)
+// return;
+// mSharedData->mMorphData.erase(morph_target);
+// }
+
+//-----------------------------------------------------------------------------
+// deleteAllMorphData()
+//-----------------------------------------------------------------------------
+// void LLPolyMesh::deleteAllMorphData()
+// {
+// if (!mSharedData)
+// return;
+
+// for_each(mSharedData->mMorphData.begin(), mSharedData->mMorphData.end(), DeletePointer());
+// mSharedData->mMorphData.clear();
+// }
+
+//-----------------------------------------------------------------------------
+// getWritableWeights()
+//-----------------------------------------------------------------------------
+F32* LLPolyMesh::getWritableWeights() const
+{
+ return mSharedData->mWeights;
+}
+
+// End
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