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Added UpdateSelection::VertexFromEdgeLoose 

added parameter for preserving the old selection to the UpdateSelection::VertexFromFaceLoose
This commit is contained in:
Paolo Cignoni 2011-12-14 08:54:54 +00:00
parent 34cb93552c
commit 412ef1aa65
1 changed files with 27 additions and 12 deletions
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39
vcg/complex/algorithms/update/selection.h
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@ -229,13 +229,13 @@ static size_t VertexInvert(MeshType &m)
}
/// \brief Select all the vertices that are touched by at least a single selected faces
static size_t VertexFromFaceLoose(MeshType &m)
static size_t VertexFromFaceLoose(MeshType &m, bool preserveSelection=false)
{
size_t selCnt=0;
VertexClear(m);
FaceIterator fi;
for(fi = m.face.begin(); fi != m.face.end(); ++fi)
if( !(*fi).IsD() && (*fi).IsS())
if(!preserveSelection) VertexClear(m);
for(FaceIterator fi = m.face.begin(); fi != m.face.end(); ++fi)
if( !(*fi).IsD() && (*fi).IsS())
{
if( !(*fi).V(0)->IsS()) { (*fi).V(0)->SetS(); ++selCnt; }
if( !(*fi).V(1)->IsS()) { (*fi).V(1)->SetS(); ++selCnt; }
@ -244,22 +244,37 @@ static size_t VertexFromFaceLoose(MeshType &m)
return selCnt;
}
/// \brief Select all the vertices that are touched by at least a single selected edge
static size_t VertexFromEdgeLoose(MeshType &m, bool preserveSelection=false)
{
size_t selCnt=0;
if(!preserveSelection) VertexClear(m);
for(EdgeIterator ei = m.edge.begin(); ei != m.edge.end(); ++ei)
if( !(*ei).IsD() && (*ei).IsS())
{
if( !(*ei).V(0)->IsS()) { (*ei).V(0)->SetS(); ++selCnt; }
if( !(*ei).V(1)->IsS()) { (*ei).V(1)->SetS(); ++selCnt; }
}
return selCnt;
}
/// \brief Select ONLY the vertices that are touched ONLY by selected faces
/** In other words all the vertices having all the faces incident on them selected.
\warning Isolated vertices will not selected.
*/
static size_t VertexFromFaceStrict(MeshType &m)
{
VertexFromFaceLoose(m);
VertexFromFaceLoose(m);
FaceIterator fi;
for(fi = m.face.begin(); fi != m.face.end(); ++fi)
if( !(*fi).IsD() && !(*fi).IsS())
for(fi = m.face.begin(); fi != m.face.end(); ++fi)
if( !(*fi).IsD() && !(*fi).IsS())
{
(*fi).V(0)->ClearS();
(*fi).V(1)->ClearS();
(*fi).V(2)->ClearS();
(*fi).V(0)->ClearS();
(*fi).V(1)->ClearS();
(*fi).V(2)->ClearS();
}
return CountVertex(m);
return VertexCount(m);
}
/// \brief Select ONLY the faces with ALL the vertices selected