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added VertexQualityTaubin function

This commit is contained in:
nico 2017-01-23 16:17:19 +01:00
parent ee9c389418
commit 8c2dcdffe8
1 changed files with 41 additions and 3 deletions
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44
vcg/complex/algorithms/smooth.h
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@ -401,6 +401,44 @@ static void VertexCoordTaubin(MeshType &m, int step, float lambda, float mu, boo
} // end for step } // end for step
} }
static void VertexQualityTaubin(MeshType &m, int step, float lambda, float mu, bool SmoothSelected=false, vcg::CallBackPos * cb=0)
{
SimpleTempData<typename MeshType::VertContainer,ScalarType > OldQ(m.vert,0);
VertexIterator vi;
for(int i=0;i<step;++i)
{
for (size_t i=0;i<m.vert.size();i++)
OldQ[i]=m.vert[i].Q();
if(cb) cb(100*i/step, "Taubin Smoothing");
VertexQualityLaplacian(m,1,SmoothSelected);
for(vi=m.vert.begin();vi!=m.vert.end();++vi)
{
if(!SmoothSelected || (*vi).IsS())
{
ScalarType Delta = (*vi).Q() - OldQ[(*vi)];
(*vi).Q() = OldQ[(*vi)] + Delta*lambda ;
}
}
for (size_t i=0;i<m.vert.size();i++)
OldQ[i]=m.vert[i].Q();
VertexQualityLaplacian(m,1,SmoothSelected);
for(vi=m.vert.begin();vi!=m.vert.end();++vi)
{
if(!SmoothSelected || (*vi).IsS())
{
ScalarType Delta = m.vert[i].Q() - OldQ[(*vi)];
(*vi).Q() = OldQ[(*vi)] + Delta*mu ;
}
}
} // end for step
}
static void VertexCoordLaplacianQuality(MeshType &m, int step, bool SmoothSelected=false) static void VertexCoordLaplacianQuality(MeshType &m, int step, bool SmoothSelected=false)
{ {
@ -689,7 +727,7 @@ static void VertexQualityLaplacian(MeshType &m, int step=1, bool SmoothSelected=
FaceIterator fi; FaceIterator fi;
for(fi=m.face.begin();fi!=m.face.end();++fi) for(fi=m.face.begin();fi!=m.face.end();++fi)
if(!(*fi).IsD()) if(!(*fi).IsD())
for(int j=0;j<3;++j) for(int j=0;j<(*fi).VN();++j)
if(!(*fi).IsB(j)) if(!(*fi).IsB(j))
{ {
TD[(*fi).V(j)].sum+=(*fi).V1(j)->Q(); TD[(*fi).V(j)].sum+=(*fi).V1(j)->Q();
@ -701,7 +739,7 @@ static void VertexQualityLaplacian(MeshType &m, int step=1, bool SmoothSelected=
// si azzaera i dati per i vertici di bordo // si azzaera i dati per i vertici di bordo
for(fi=m.face.begin();fi!=m.face.end();++fi) for(fi=m.face.begin();fi!=m.face.end();++fi)
if(!(*fi).IsD()) if(!(*fi).IsD())
for(int j=0;j<3;++j) for(int j=0;j<(*fi).VN();++j)
if((*fi).IsB(j)) if((*fi).IsB(j))
{ {
TD[(*fi).V(j)]=lpz; TD[(*fi).V(j)]=lpz;
@ -711,7 +749,7 @@ static void VertexQualityLaplacian(MeshType &m, int step=1, bool SmoothSelected=
// se l'edge j e' di bordo si deve mediare solo con gli adiacenti // se l'edge j e' di bordo si deve mediare solo con gli adiacenti
for(fi=m.face.begin();fi!=m.face.end();++fi) for(fi=m.face.begin();fi!=m.face.end();++fi)
if(!(*fi).IsD()) if(!(*fi).IsD())
for(int j=0;j<3;++j) for(int j=0;j<(*fi).VN();++j)
if((*fi).IsB(j)) if((*fi).IsB(j))
{ {
TD[(*fi).V(j)].sum+=(*fi).V1(j)->Q(); TD[(*fi).V(j)].sum+=(*fi).V1(j)->Q();