added rudimental (optional) offsetting in splitmanifoldcomponents

This commit is contained in:
T.Alderighi 2020-02-11 16:41:11 +01:00
parent cd2e6af09e
commit ebd77034ad
1 changed files with 25 additions and 1 deletions

View File

@ -674,7 +674,7 @@ public:
}
/// \brief This function expand current selection to cover the whole connected component.
static size_t SplitManifoldComponents(MeshType &m)
static size_t SplitManifoldComponents(MeshType &m, const ScalarType moveThreshold = 0)
{
typedef typename MeshType::FacePointer FacePointer;
typedef typename MeshType::FaceIterator FaceIterator;
@ -720,6 +720,30 @@ public:
++selCnt;
}
vcg::tri::UpdateTopology<MeshType>::VertexFace(tmpMesh);
vcg::tri::UpdateFlags<MeshType>::VertexBorderFromNone(tmpMesh);
for (size_t i = 0; i < size_t(tmpMesh.VN()); ++i)
{
VertexType & v = tmpMesh.vert[i];
if (v.IsB())
{
std::vector<FacePointer> faceVec;
std::vector<int> idxVec;
vcg::face::VFStarVF(&v, faceVec, idxVec);
CoordType delta(0, 0, 0);
for (auto fp : faceVec)
{
delta += vcg::Barycenter(*fp) - v.cP();
}
delta /= faceVec.size();
v.P() += delta * moveThreshold;
}
}
UpdateSelection<MeshType>::Clear(tmpMesh);
Append<MeshType, MeshType>::MeshCopy(m, tmpMesh);
return selCnt;