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corrected some bug on CollapseBorderSmallEdgesStep function

This commit is contained in:
nico 2017-05-04 03:13:59 +02:00
parent aada1502e4
commit 581acc3d2e
1 changed files with 26 additions and 5 deletions
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31
vcg/complex/algorithms/polygonal_algorithms.h
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@ -169,7 +169,8 @@ private:
static bool CollapseBorderSmallEdgesStep(PolyMeshType &poly_m,
const ScalarType edge_limit)
const ScalarType edge_limit,
ScalarType angleDeg=100)
{
//update topology
vcg::tri::UpdateTopology<PolyMeshType>::FaceFace(poly_m);
@ -178,6 +179,8 @@ private:
vcg::tri::UpdateFlags<PolyMeshType>::VertexBorderFromFaceAdj(poly_m);
vcg::tri::UpdateSelection<PolyMeshType>::VertexCornerBorder(poly_m,math::ToRad(150.0));
std::vector<PosType> CollapsePos;
std::vector<CoordType> InterpPos;
@ -194,10 +197,15 @@ private:
bool IsBV0=v0->IsB();
bool IsBV1=v1->IsB();
bool IsS0=v0->IsS();
bool IsS1=v1->IsS();
if ((IsS0)&&(IsS1))continue;
//in these cases is not possible to collapse
if ((!IsBV0)&&(!IsBV1))continue;
bool IsBorderE=poly_m.face[i].FFp(j);
if ((IsBorderE)&&(IsBV0)&&(IsBV1))continue;
bool IsBorderE=(poly_m.face[i].FFp(j)==&poly_m.face[i]);
if ((!IsBorderE)&&(IsBV0)&&(IsBV1))continue;
assert((IsBV0)||(IsBV1));
CoordType pos0=v0->P();
@ -209,8 +217,21 @@ private:
CoordType CurrInterpPos;
if ((IsBV0)&&(!IsBV1))CurrInterpPos=pos0;
if ((!IsBV0)&&(IsBV1))CurrInterpPos=pos1;
if ((IsBV0)&&(IsBV1))CurrInterpPos=(pos0+pos1)/2.0;
if ((IsBV0)&&(IsBV1))
{
if ((!IsS0)&&(!IsS1))
CurrInterpPos=(pos0+pos1)/2.0;
else
{
if ((!IsS0)&&(IsS1))
CurrInterpPos=pos1;
else
{
assert((IsS0)&&(!IsS1));
CurrInterpPos=pos0;
}
}
}
CollapsePos.push_back(PosType(&poly_m.face[i],j));
InterpPos.push_back(CurrInterpPos);
}