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refactoring to remove quality

This commit is contained in:
Paolo Cignoni 2014-11-05 16:22:06 +00:00
parent d03a5a97d2
commit eb2b5e7fa5
1 changed files with 20 additions and 8 deletions
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28
vcg/complex/algorithms/mesh_to_matrix.h
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@ -39,7 +39,9 @@ class MeshToMatrix
// define types
typedef typename MeshType::FaceType FaceType;
typedef typename MeshType::FaceIterator FaceIterator;
typedef typename MeshType::VertexType VertexType;
typedef typename MeshType::VertexIterator VertexIterator;
typedef typename MeshType::CoordType CoordType;
typedef typename MeshType::ScalarType ScalarType;
typedef typename Eigen::Matrix<ScalarType, Eigen::Dynamic, Eigen::Dynamic> MatrixXm;
@ -218,27 +220,37 @@ public:
}
static void MassMatrixEntry(MeshType &mesh,
static void MassMatrixEntry(MeshType &m,
std::vector<std::pair<int,int> > &index,
std::vector<ScalarType> &entry)
{
//calculate area
UpdateQuality<MeshType>::FaceArea(mesh);
//then distribute per vertex
UpdateQuality<MeshType>::VertexFromFace(mesh);
tri::RequireCompactness(m);
std::pair<float,float> minmax=Stat<MeshType>::ComputePerVertexQualityMinMax(mesh);
typename MeshType::template PerVertexAttributeHandle<ScalarType> h =
tri::Allocator<MeshType>:: template GetPerVertexAttribute<ScalarType>(m, "area");
for(size_t i=0;i<m.vn;++i) h[i]=0;
for(FaceIterator fi=m.face.begin(); fi!=m.face.end();++fi)
{
ScalarType a = DoubleArea(*fi);
for(int j=0;j<fi->VN();++j)
h[tri::Index(m,fi->V(j))] += a;
}
ScalarType maxA=0;
for(size_t i=0;i<m.vn;++i)
maxA = max(maxA,h[i]);
//store the index and the scalar for the sparse matrix
for (size_t i=0;i<mesh.vert.size();i++)
for (size_t i=0;i<m.vert.size();i++)
{
for (size_t j=0;j<3;j++)
{
int currI=(i*3)+j;
index.push_back(std::pair<int,int>(currI,currI));
entry.push_back(mesh.vert[i].Q()/(ScalarType)minmax.second);
entry.push_back(h[i]);
}
}
tri::Allocator<MeshType>::template DeletePerVertexAttribute<ScalarType>(m,h);
}