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authorGraham Madarasz <graham@lindenlab.com>2013-04-25 21:00:16 -0700
committerGraham Madarasz <graham@lindenlab.com>2013-04-25 21:00:16 -0700
commitfd447189c5e05df53cd8ec0a4168370c03c3bb16 (patch)
tree484b5075ff9c977dd29679c87f6eaa08144b292f /indra/newview/llpolymorph.cpp
parentb1d608ee99824fde13f3f16e0947ec5b54299fca (diff)
parent2dc4f8f8e98da565c158ec9947fe96eccd4920e9 (diff)
Merge 3.5.1 into Materials
Diffstat (limited to 'indra/newview/llpolymorph.cpp')
-rw-r--r--indra/newview/llpolymorph.cpp789
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;
-}