diff options
author | Graham Madarasz <graham@lindenlab.com> | 2013-04-25 21:00:16 -0700 |
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committer | Graham Madarasz <graham@lindenlab.com> | 2013-04-25 21:00:16 -0700 |
commit | fd447189c5e05df53cd8ec0a4168370c03c3bb16 (patch) | |
tree | 484b5075ff9c977dd29679c87f6eaa08144b292f /indra/newview/llpolymorph.cpp | |
parent | b1d608ee99824fde13f3f16e0947ec5b54299fca (diff) | |
parent | 2dc4f8f8e98da565c158ec9947fe96eccd4920e9 (diff) |
Merge 3.5.1 into Materials
Diffstat (limited to 'indra/newview/llpolymorph.cpp')
-rw-r--r-- | indra/newview/llpolymorph.cpp | 789 |
1 files changed, 0 insertions, 789 deletions
diff --git a/indra/newview/llpolymorph.cpp b/indra/newview/llpolymorph.cpp deleted file mode 100644 index 495fdc348c..0000000000 --- a/indra/newview/llpolymorph.cpp +++ /dev/null @@ -1,789 +0,0 @@ -/** - * @file llpolymorph.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 "llviewerprecompiledheaders.h" - -#include "llpolymorph.h" -#include "llvoavatar.h" -#include "llwearable.h" -#include "llxmltree.h" -#include "llendianswizzle.h" - -//#include "../tools/imdebug/imdebug.h" - -const F32 NORMAL_SOFTEN_FACTOR = 0.65f; - -//----------------------------------------------------------------------------- -// LLPolyMorphData() -//----------------------------------------------------------------------------- -LLPolyMorphData::LLPolyMorphData(const std::string& morph_name) - : mName(morph_name) -{ - mNumIndices = 0; - mCurrentIndex = 0; - mTotalDistortion = 0.f; - mAvgDistortion.clear(); - mMaxDistortion = 0.f; - mVertexIndices = NULL; - mCoords = NULL; - mNormals = NULL; - mBinormals = NULL; - mTexCoords = NULL; - - mMesh = NULL; -} - -LLPolyMorphData::LLPolyMorphData(const LLPolyMorphData &rhs) : - mName(rhs.mName), - mNumIndices(rhs.mNumIndices), - mTotalDistortion(rhs.mTotalDistortion), - mAvgDistortion(rhs.mAvgDistortion), - mMaxDistortion(rhs.mMaxDistortion), - mVertexIndices(NULL), - mCoords(NULL), - mNormals(NULL), - mBinormals(NULL), - mTexCoords(NULL) -{ - const S32 numVertices = mNumIndices; - - U32 size = sizeof(LLVector4a)*numVertices; - - mCoords = static_cast<LLVector4a*>( ll_aligned_malloc_16(size) ); - mNormals = static_cast<LLVector4a*>( ll_aligned_malloc_16(size) ); - mBinormals = static_cast<LLVector4a*>( ll_aligned_malloc_16(size) ); - mTexCoords = new LLVector2[numVertices]; - mVertexIndices = new U32[numVertices]; - - for (S32 v=0; v < numVertices; v++) - { - mCoords[v] = rhs.mCoords[v]; - mNormals[v] = rhs.mNormals[v]; - mBinormals[v] = rhs.mBinormals[v]; - mTexCoords[v] = rhs.mTexCoords[v]; - mVertexIndices[v] = rhs.mVertexIndices[v]; - } -} - -//----------------------------------------------------------------------------- -// ~LLPolyMorphData() -//----------------------------------------------------------------------------- -LLPolyMorphData::~LLPolyMorphData() -{ - freeData(); -} - -//----------------------------------------------------------------------------- -// loadBinary() -//----------------------------------------------------------------------------- -BOOL LLPolyMorphData::loadBinary(LLFILE *fp, LLPolyMeshSharedData *mesh) -{ - S32 numVertices; - S32 numRead; - - numRead = fread(&numVertices, sizeof(S32), 1, fp); - llendianswizzle(&numVertices, sizeof(S32), 1); - if (numRead != 1) - { - llwarns << "Can't read number of morph target vertices" << llendl; - return FALSE; - } - - //------------------------------------------------------------------------- - // free any existing data - //------------------------------------------------------------------------- - freeData(); - - //------------------------------------------------------------------------- - // allocate vertices - //------------------------------------------------------------------------- - - U32 size = sizeof(LLVector4a)*numVertices; - - mCoords = static_cast<LLVector4a*>(ll_aligned_malloc_16(size)); - mNormals = static_cast<LLVector4a*>(ll_aligned_malloc_16(size)); - mBinormals = static_cast<LLVector4a*>(ll_aligned_malloc_16(size)); - - mTexCoords = new LLVector2[numVertices]; - // Actually, we are allocating more space than we need for the skiplist - mVertexIndices = new U32[numVertices]; - mNumIndices = 0; - mTotalDistortion = 0.f; - mMaxDistortion = 0.f; - mAvgDistortion.clear(); - mMesh = mesh; - - //------------------------------------------------------------------------- - // read vertices - //------------------------------------------------------------------------- - for(S32 v = 0; v < numVertices; v++) - { - numRead = fread(&mVertexIndices[v], sizeof(U32), 1, fp); - llendianswizzle(&mVertexIndices[v], sizeof(U32), 1); - if (numRead != 1) - { - llwarns << "Can't read morph target vertex number" << llendl; - return FALSE; - } - - if (mVertexIndices[v] > 10000) - { - llerrs << "Bad morph index: " << mVertexIndices[v] << llendl; - } - - - numRead = fread(&mCoords[v], sizeof(F32), 3, fp); - llendianswizzle(&mCoords[v], sizeof(F32), 3); - if (numRead != 3) - { - llwarns << "Can't read morph target vertex coordinates" << llendl; - return FALSE; - } - - F32 magnitude = mCoords[v].getLength3().getF32(); - - mTotalDistortion += magnitude; - LLVector4a t; - t.setAbs(mCoords[v]); - mAvgDistortion.add(t); - - if (magnitude > mMaxDistortion) - { - mMaxDistortion = magnitude; - } - - numRead = fread(&mNormals[v], sizeof(F32), 3, fp); - llendianswizzle(&mNormals[v], sizeof(F32), 3); - if (numRead != 3) - { - llwarns << "Can't read morph target normal" << llendl; - return FALSE; - } - - numRead = fread(&mBinormals[v], sizeof(F32), 3, fp); - llendianswizzle(&mBinormals[v], sizeof(F32), 3); - if (numRead != 3) - { - llwarns << "Can't read morph target binormal" << llendl; - return FALSE; - } - - - numRead = fread(&mTexCoords[v].mV, sizeof(F32), 2, fp); - llendianswizzle(&mTexCoords[v].mV, sizeof(F32), 2); - if (numRead != 2) - { - llwarns << "Can't read morph target uv" << llendl; - return FALSE; - } - - mNumIndices++; - } - - mAvgDistortion.mul(1.f/(F32)mNumIndices); - mAvgDistortion.normalize3fast(); - - return TRUE; -} - -//----------------------------------------------------------------------------- -// freeData() -//----------------------------------------------------------------------------- -void LLPolyMorphData::freeData() -{ - if (mCoords != NULL) - { - ll_aligned_free_16(mCoords); - mCoords = NULL; - } - - if (mNormals != NULL) - { - ll_aligned_free_16(mNormals); - mNormals = NULL; - } - - if (mBinormals != NULL) - { - ll_aligned_free_16(mBinormals); - mBinormals = NULL; - } - - if (mTexCoords != NULL) - { - delete [] mTexCoords; - mTexCoords = NULL; - } - - if (mVertexIndices != NULL) - { - delete [] mVertexIndices; - mVertexIndices = NULL; - } -} - -//----------------------------------------------------------------------------- -// LLPolyMorphTargetInfo() -//----------------------------------------------------------------------------- -LLPolyMorphTargetInfo::LLPolyMorphTargetInfo() - : mIsClothingMorph(FALSE) -{ -} - -BOOL LLPolyMorphTargetInfo::parseXml(LLXmlTreeNode* node) -{ - llassert( node->hasName( "param" ) && node->getChildByName( "param_morph" ) ); - - if (!LLViewerVisualParamInfo::parseXml(node)) - return FALSE; - - // Get mixed-case name - static LLStdStringHandle name_string = LLXmlTree::addAttributeString("name"); - if( !node->getFastAttributeString( name_string, mMorphName ) ) - { - llwarns << "Avatar file: <param> is missing name attribute" << llendl; - return FALSE; // Continue, ignoring this tag - } - - static LLStdStringHandle clothing_morph_string = LLXmlTree::addAttributeString("clothing_morph"); - node->getFastAttributeBOOL(clothing_morph_string, mIsClothingMorph); - - LLXmlTreeNode *paramNode = node->getChildByName("param_morph"); - - if (NULL == paramNode) - { - llwarns << "Failed to getChildByName(\"param_morph\")" - << llendl; - return FALSE; - } - - for (LLXmlTreeNode* child_node = paramNode->getFirstChild(); - child_node; - child_node = paramNode->getNextChild()) - { - static LLStdStringHandle name_string = LLXmlTree::addAttributeString("name"); - if (child_node->hasName("volume_morph")) - { - std::string volume_name; - if (child_node->getFastAttributeString(name_string, volume_name)) - { - LLVector3 scale; - static LLStdStringHandle scale_string = LLXmlTree::addAttributeString("scale"); - child_node->getFastAttributeVector3(scale_string, scale); - - LLVector3 pos; - static LLStdStringHandle pos_string = LLXmlTree::addAttributeString("pos"); - child_node->getFastAttributeVector3(pos_string, pos); - - mVolumeInfoList.push_back(LLPolyVolumeMorphInfo(volume_name,scale,pos)); - } - } - } - - return TRUE; -} - -//----------------------------------------------------------------------------- -// LLPolyMorphTarget() -//----------------------------------------------------------------------------- -LLPolyMorphTarget::LLPolyMorphTarget(LLPolyMesh *poly_mesh) - : mMorphData(NULL), mMesh(poly_mesh), - mVertMask(NULL), - mLastSex(SEX_FEMALE), - mNumMorphMasksPending(0) -{ -} - -//----------------------------------------------------------------------------- -// ~LLPolyMorphTarget() -//----------------------------------------------------------------------------- -LLPolyMorphTarget::~LLPolyMorphTarget() -{ - if (mVertMask) - { - delete mVertMask; - } -} - -//----------------------------------------------------------------------------- -// setInfo() -//----------------------------------------------------------------------------- -BOOL LLPolyMorphTarget::setInfo(LLPolyMorphTargetInfo* info) -{ - llassert(mInfo == NULL); - if (info->mID < 0) - return FALSE; - mInfo = info; - mID = info->mID; - setWeight(getDefaultWeight(), FALSE ); - - LLVOAvatar* avatarp = mMesh->getAvatar(); - LLPolyMorphTargetInfo::volume_info_list_t::iterator iter; - for (iter = getInfo()->mVolumeInfoList.begin(); iter != getInfo()->mVolumeInfoList.end(); iter++) - { - LLPolyVolumeMorphInfo *volume_info = &(*iter); - for (S32 i = 0; i < avatarp->mNumCollisionVolumes; i++) - { - if (avatarp->mCollisionVolumes[i].getName() == volume_info->mName) - { - mVolumeMorphs.push_back(LLPolyVolumeMorph(&avatarp->mCollisionVolumes[i], - volume_info->mScale, - volume_info->mPos)); - break; - } - } - } - - std::string morph_param_name = getInfo()->mMorphName; - - mMorphData = mMesh->getMorphData(morph_param_name); - if (!mMorphData) - { - const std::string driven_tag = "_Driven"; - U32 pos = morph_param_name.find(driven_tag); - if (pos > 0) - { - morph_param_name = morph_param_name.substr(0,pos); - mMorphData = mMesh->getMorphData(morph_param_name); - } - } - if (!mMorphData) - { - llwarns << "No morph target named " << morph_param_name << " found in mesh." << llendl; - return FALSE; // Continue, ignoring this tag - } - return TRUE; -} - -/*virtual*/ LLViewerVisualParam* LLPolyMorphTarget::cloneParam(LLWearable* wearable) const -{ - LLPolyMorphTarget *new_param = new LLPolyMorphTarget(mMesh); - *new_param = *this; - return new_param; -} - -#if 0 // obsolete -//----------------------------------------------------------------------------- -// parseData() -//----------------------------------------------------------------------------- -BOOL LLPolyMorphTarget::parseData(LLXmlTreeNode* node) -{ - LLPolyMorphTargetInfo* info = new LLPolyMorphTargetInfo; - - info->parseXml(node); - if (!setInfo(info)) - { - delete info; - return FALSE; - } - return TRUE; -} -#endif - -//----------------------------------------------------------------------------- -// getVertexDistortion() -//----------------------------------------------------------------------------- -LLVector4a LLPolyMorphTarget::getVertexDistortion(S32 requested_index, LLPolyMesh *mesh) -{ - if (!mMorphData || mMesh != mesh) return LLVector4a::getZero(); - - for(U32 index = 0; index < mMorphData->mNumIndices; index++) - { - if (mMorphData->mVertexIndices[index] == (U32)requested_index) - { - return mMorphData->mCoords[index]; - } - } - - return LLVector4a::getZero(); -} - -//----------------------------------------------------------------------------- -// getFirstDistortion() -//----------------------------------------------------------------------------- -const LLVector4a *LLPolyMorphTarget::getFirstDistortion(U32 *index, LLPolyMesh **poly_mesh) -{ - if (!mMorphData) return &LLVector4a::getZero(); - - LLVector4a* resultVec; - mMorphData->mCurrentIndex = 0; - if (mMorphData->mNumIndices) - { - resultVec = &mMorphData->mCoords[mMorphData->mCurrentIndex]; - if (index != NULL) - { - *index = mMorphData->mVertexIndices[mMorphData->mCurrentIndex]; - } - if (poly_mesh != NULL) - { - *poly_mesh = mMesh; - } - - return resultVec; - } - return NULL; -} - -//----------------------------------------------------------------------------- -// getNextDistortion() -//----------------------------------------------------------------------------- -const LLVector4a *LLPolyMorphTarget::getNextDistortion(U32 *index, LLPolyMesh **poly_mesh) -{ - if (!mMorphData) return &LLVector4a::getZero(); - - LLVector4a* resultVec; - mMorphData->mCurrentIndex++; - if (mMorphData->mCurrentIndex < mMorphData->mNumIndices) - { - resultVec = &mMorphData->mCoords[mMorphData->mCurrentIndex]; - if (index != NULL) - { - *index = mMorphData->mVertexIndices[mMorphData->mCurrentIndex]; - } - if (poly_mesh != NULL) - { - *poly_mesh = mMesh; - } - return resultVec; - } - return NULL; -} - -//----------------------------------------------------------------------------- -// getTotalDistortion() -//----------------------------------------------------------------------------- -F32 LLPolyMorphTarget::getTotalDistortion() -{ - if (mMorphData) - { - return mMorphData->mTotalDistortion; - } - else - { - return 0.f; - } -} - -//----------------------------------------------------------------------------- -// getAvgDistortion() -//----------------------------------------------------------------------------- -const LLVector4a& LLPolyMorphTarget::getAvgDistortion() -{ - if (mMorphData) - { - return mMorphData->mAvgDistortion; - } - else - { - return LLVector4a::getZero(); - } -} - -//----------------------------------------------------------------------------- -// getMaxDistortion() -//----------------------------------------------------------------------------- -F32 LLPolyMorphTarget::getMaxDistortion() -{ - if (mMorphData) - { - return mMorphData->mMaxDistortion; - } - else - { - return 0.f; - } -} - -//----------------------------------------------------------------------------- -// apply() -//----------------------------------------------------------------------------- -static LLFastTimer::DeclareTimer FTM_APPLY_MORPH_TARGET("Apply Morph"); - -void LLPolyMorphTarget::apply( ESex avatar_sex ) -{ - if (!mMorphData || mNumMorphMasksPending > 0) - { - return; - } - - LLFastTimer t(FTM_APPLY_MORPH_TARGET); - - mLastSex = avatar_sex; - - // Check for NaN condition (NaN is detected if a variable doesn't equal itself. - if (mCurWeight != mCurWeight) - { - mCurWeight = 0.0; - } - if (mLastWeight != mLastWeight) - { - mLastWeight = mCurWeight+.001; - } - - // perform differential update of morph - F32 delta_weight = ( getSex() & avatar_sex ) ? (mCurWeight - mLastWeight) : (getDefaultWeight() - mLastWeight); - // store last weight - mLastWeight += delta_weight; - - if (delta_weight != 0.f) - { - llassert(!mMesh->isLOD()); - LLVector4a *coords = mMesh->getWritableCoords(); - - LLVector4a *scaled_normals = mMesh->getScaledNormals(); - LLVector4a *normals = mMesh->getWritableNormals(); - - LLVector4a *scaled_binormals = mMesh->getScaledBinormals(); - LLVector4a *binormals = mMesh->getWritableBinormals(); - - LLVector4a *clothing_weights = mMesh->getWritableClothingWeights(); - LLVector2 *tex_coords = mMesh->getWritableTexCoords(); - - F32 *maskWeightArray = (mVertMask) ? mVertMask->getMorphMaskWeights() : NULL; - - for(U32 vert_index_morph = 0; vert_index_morph < mMorphData->mNumIndices; vert_index_morph++) - { - S32 vert_index_mesh = mMorphData->mVertexIndices[vert_index_morph]; - - F32 maskWeight = 1.f; - if (maskWeightArray) - { - maskWeight = maskWeightArray[vert_index_morph]; - } - - - LLVector4a pos = mMorphData->mCoords[vert_index_morph]; - pos.mul(delta_weight*maskWeight); - coords[vert_index_mesh].add(pos); - - if (getInfo()->mIsClothingMorph && clothing_weights) - { - LLVector4a clothing_offset = mMorphData->mCoords[vert_index_morph]; - clothing_offset.mul(delta_weight * maskWeight); - LLVector4a* clothing_weight = &clothing_weights[vert_index_mesh]; - clothing_weight->add(clothing_offset); - clothing_weight->getF32ptr()[VW] = maskWeight; - } - - // calculate new normals based on half angles - LLVector4a norm = mMorphData->mNormals[vert_index_morph]; - norm.mul(delta_weight*maskWeight*NORMAL_SOFTEN_FACTOR); - scaled_normals[vert_index_mesh].add(norm); - norm = scaled_normals[vert_index_mesh]; - norm.normalize3fast(); - normals[vert_index_mesh] = norm; - - // calculate new binormals - LLVector4a binorm = mMorphData->mBinormals[vert_index_morph]; - binorm.mul(delta_weight*maskWeight*NORMAL_SOFTEN_FACTOR); - scaled_binormals[vert_index_mesh].add(binorm); - LLVector4a tangent; - tangent.setCross3(scaled_binormals[vert_index_mesh], norm); - LLVector4a& normalized_binormal = binormals[vert_index_mesh]; - normalized_binormal.setCross3(norm, tangent); - normalized_binormal.normalize3fast(); - - tex_coords[vert_index_mesh] += mMorphData->mTexCoords[vert_index_morph] * delta_weight * maskWeight; - } - - // now apply volume changes - for( volume_list_t::iterator iter = mVolumeMorphs.begin(); iter != mVolumeMorphs.end(); iter++ ) - { - LLPolyVolumeMorph* volume_morph = &(*iter); - LLVector3 scale_delta = volume_morph->mScale * delta_weight; - LLVector3 pos_delta = volume_morph->mPos * delta_weight; - - volume_morph->mVolume->setScale(volume_morph->mVolume->getScale() + scale_delta); - volume_morph->mVolume->setPosition(volume_morph->mVolume->getPosition() + pos_delta); - } - } - - if (mNext) - { - mNext->apply(avatar_sex); - } -} - -//----------------------------------------------------------------------------- -// applyMask() -//----------------------------------------------------------------------------- -void LLPolyMorphTarget::applyMask(U8 *maskTextureData, S32 width, S32 height, S32 num_components, BOOL invert) -{ - LLVector4a *clothing_weights = getInfo()->mIsClothingMorph ? mMesh->getWritableClothingWeights() : NULL; - - if (!mVertMask) - { - mVertMask = new LLPolyVertexMask(mMorphData); - mNumMorphMasksPending--; - } - else - { - // remove effect of previous mask - F32 *maskWeights = (mVertMask) ? mVertMask->getMorphMaskWeights() : NULL; - - if (maskWeights) - { - LLVector4a *coords = mMesh->getWritableCoords(); - LLVector4a *scaled_normals = mMesh->getScaledNormals(); - LLVector4a *scaled_binormals = mMesh->getScaledBinormals(); - LLVector2 *tex_coords = mMesh->getWritableTexCoords(); - - LLVector4Logical clothing_mask; - clothing_mask.clear(); - clothing_mask.setElement<0>(); - clothing_mask.setElement<1>(); - clothing_mask.setElement<2>(); - - - for(U32 vert = 0; vert < mMorphData->mNumIndices; vert++) - { - F32 lastMaskWeight = mLastWeight * maskWeights[vert]; - S32 out_vert = mMorphData->mVertexIndices[vert]; - - // remove effect of existing masked morph - LLVector4a t; - t = mMorphData->mCoords[vert]; - t.mul(lastMaskWeight); - coords[out_vert].sub(t); - - t = mMorphData->mNormals[vert]; - t.mul(lastMaskWeight*NORMAL_SOFTEN_FACTOR); - scaled_normals[out_vert].sub(t); - - t = mMorphData->mBinormals[vert]; - t.mul(lastMaskWeight*NORMAL_SOFTEN_FACTOR); - scaled_binormals[out_vert].sub(t); - - tex_coords[out_vert] -= mMorphData->mTexCoords[vert] * lastMaskWeight; - - if (clothing_weights) - { - LLVector4a clothing_offset = mMorphData->mCoords[vert]; - clothing_offset.mul(lastMaskWeight); - LLVector4a* clothing_weight = &clothing_weights[out_vert]; - LLVector4a t; - t.setSub(*clothing_weight, clothing_offset); - clothing_weight->setSelectWithMask(clothing_mask, t, *clothing_weight); - } - } - } - } - - // set last weight to 0, since we've removed the effect of this morph - mLastWeight = 0.f; - - mVertMask->generateMask(maskTextureData, width, height, num_components, invert, clothing_weights); - - apply(mLastSex); -} - - -//----------------------------------------------------------------------------- -// LLPolyVertexMask() -//----------------------------------------------------------------------------- -LLPolyVertexMask::LLPolyVertexMask(LLPolyMorphData* morph_data) -{ - mWeights = new F32[morph_data->mNumIndices]; - mMorphData = morph_data; - mWeightsGenerated = FALSE; -} - -//----------------------------------------------------------------------------- -// ~LLPolyVertexMask() -//----------------------------------------------------------------------------- -LLPolyVertexMask::~LLPolyVertexMask() -{ - delete[] mWeights; -} - -//----------------------------------------------------------------------------- -// generateMask() -//----------------------------------------------------------------------------- -void LLPolyVertexMask::generateMask(U8 *maskTextureData, S32 width, S32 height, S32 num_components, BOOL invert, LLVector4a *clothing_weights) -{ -// RN debug output that uses Image Debugger (http://www.cs.unc.edu/~baxter/projects/imdebug/) -// BOOL debugImg = FALSE; -// if (debugImg) -// { -// if (invert) -// { -// imdebug("lum rbga=rgba b=8 w=%d h=%d *-1 %p", width, height, maskTextureData); -// } -// else -// { -// imdebug("lum rbga=rgba b=8 w=%d h=%d %p", width, height, maskTextureData); -// } -// } - for (U32 index = 0; index < mMorphData->mNumIndices; index++) - { - S32 vertIndex = mMorphData->mVertexIndices[index]; - const S32 *sharedVertIndex = mMorphData->mMesh->getSharedVert(vertIndex); - LLVector2 uvCoords; - - if (sharedVertIndex) - { - uvCoords = mMorphData->mMesh->getUVs(*sharedVertIndex); - } - else - { - uvCoords = mMorphData->mMesh->getUVs(vertIndex); - } - U32 s = llclamp((U32)(uvCoords.mV[VX] * (F32)(width - 1)), (U32)0, (U32)width - 1); - U32 t = llclamp((U32)(uvCoords.mV[VY] * (F32)(height - 1)), (U32)0, (U32)height - 1); - - mWeights[index] = ((F32) maskTextureData[((t * width + s) * num_components) + (num_components - 1)]) / 255.f; - - if (invert) - { - mWeights[index] = 1.f - mWeights[index]; - } - - // now apply step function - // mWeights[index] = mWeights[index] > 0.95f ? 1.f : 0.f; - - if (clothing_weights) - { - clothing_weights[vertIndex].getF32ptr()[VW] = mWeights[index]; - } - } - mWeightsGenerated = TRUE; -} - -//----------------------------------------------------------------------------- -// getMaskForMorphIndex() -//----------------------------------------------------------------------------- -F32* LLPolyVertexMask::getMorphMaskWeights() -{ - if (!mWeightsGenerated) - { - return NULL; - } - - return mWeights; -} |