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Made AllocateEdge correctly compute per-edge border flag (whenever edges have flags)

This commit is contained in:
mtarini 2016-06-09 14:32:40 +00:00
parent aeffdc1090
commit 9c310f6ab4
1 changed files with 21 additions and 4 deletions
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25
vcg/complex/algorithms/update/topology.h
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@ -69,6 +69,7 @@ public:
VertexPointer v[2]; // the two Vertex pointer are ordered!
FacePointer f; // the face where this edge belong
int z; // index in [0..2] of the edge of the face
bool isBorder;
PEdge() {}
PEdge(FacePointer pf, const int nz) { this->Set(pf,nz); }
@ -123,16 +124,26 @@ static void FillEdgeVector(MeshType &m, std::vector<PEdge> &edgeVec, bool includ
edgeVec.push_back(PEdge(&*fi,j));
}
static void FillUniqueEdgeVector(MeshType &m, std::vector<PEdge> &edgeVec, bool includeFauxEdge=true)
static void FillUniqueEdgeVector(MeshType &m, std::vector<PEdge> &edgeVec, bool includeFauxEdge=true, bool computeBorderFlag=false)
{
FillEdgeVector(m,edgeVec,includeFauxEdge);
sort(edgeVec.begin(), edgeVec.end()); // Lo ordino per vertici
sort(edgeVec.begin(), edgeVec.end()); // oredering by vertex
if (computeBorderFlag) {
for (size_t i=0; i<edgeVec.size(); i++)
edgeVec[ i ].isBorder = true;
for (size_t i=1; i<edgeVec.size(); i++) {
if (edgeVec[i]==edgeVec[i-1])
edgeVec[i-1].isBorder = edgeVec[i-1].isBorder = false;
}
}
typename std::vector< PEdge>::iterator newEnd = std::unique(edgeVec.begin(), edgeVec.end());
edgeVec.resize(newEnd-edgeVec.begin());
edgeVec.resize(newEnd-edgeVec.begin()); // redundant! remove?
}
/*! \brief Initialize the edge vector all the edges that can be inferred from current face vector, setting up all the current adjacency relations
*
*
@ -147,7 +158,7 @@ static void AllocateEdge(MeshType &m)
// Compute and add edges
std::vector<PEdge> Edges;
FillUniqueEdgeVector(m,Edges);
FillUniqueEdgeVector(m,Edges,true,tri::HasPerEdgeFlags(m) );
assert(m.edge.empty());
tri::Allocator<MeshType>::AddEdges(m,Edges.size());
assert(m.edge.size()==Edges.size());
@ -162,6 +173,12 @@ static void AllocateEdge(MeshType &m)
}
}
if (tri::HasPerEdgeFlags(m)){
for(size_t i=0; i< Edges.size(); ++i) {
if (Edges[i].isBorder) m.edge[i].SetB(); else m.edge[i].ClearB();
}
}
if(tri::HasEFAdjacency(m)) // Note it is an unordered relation.
{
for(size_t i=0; i< Edges.size(); ++i)