76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
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#ifndef EXTRUDE_H
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#define EXTRUDE_H
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namespace vcg {
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namespace tri {
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template <class MeshType> class Extrude
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{
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public:
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typedef typename MeshType::FacePointer FacePointer;
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typedef typename MeshType::EdgePointer EdgePointer;
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typedef typename MeshType::VertexPointer VertexPointer;
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typedef typename MeshType::FaceType FaceType;
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typedef typename MeshType::EdgeType EdgeType;
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typedef typename MeshType::VertexIterator VertexIterator;
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typedef typename MeshType::EdgeIterator EdgeIterator;
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typedef typename MeshType::FaceIterator FaceIterator;
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static void ProfileWithCap(MeshType &profile, MeshType &surface, const vcg::Similarityf &sim )
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{
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surface.Clear();
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for(VertexIterator vi=profile.vert.begin();vi!=profile.vert.end();++vi)
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{
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VertexIterator vp=tri::Allocator<MeshType>::AddVertices(surface,2);
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vp->P()=vi->P();
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++vp;
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vp->P()= sim*vi->P() ;
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}
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for(EdgeIterator ei=profile.edge.begin();ei!=profile.edge.end();++ei)
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{
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int i0=tri::Index(profile,ei->V(0));
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int i1=tri::Index(profile,ei->V(1));
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FaceIterator fp= tri::Allocator<MeshType>::AddFaces(surface,2);
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fp->V(0) = &surface.vert[i0*2];
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fp->V(1) = &surface.vert[i1*2];
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fp->V(2) = &surface.vert[i0*2+1];
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++fp;
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fp->V(0) = &surface.vert[i1*2+1];
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fp->V(1) = &surface.vert[i0*2+1];
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fp->V(2) = &surface.vert[i1*2];
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}
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MeshType cap1;
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tri::CapEdgeMesh(profile,cap1);
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if(cap1.fn==0) CapEdgeMesh(profile,cap1,true);
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tri::Append<MeshType,MeshType>::Mesh(surface,cap1);
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for(VertexIterator vi=cap1.vert.begin();vi!=cap1.vert.end();++vi)
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vi->P() = sim*vi->P();
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tri::Append<MeshType,MeshType>::Mesh(surface,cap1);
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tri::Clean<MeshType>::RemoveDuplicateVertex(surface);
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bool oriented,orientable;
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tri::UpdateTopology<MeshType>::FaceFace(surface);
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tri::Clean<MeshType>::OrientCoherentlyMesh(surface,oriented,orientable);
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}
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static void ProfileWithCap(MeshType &profile, MeshType &surface, const Point3f offset)
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{
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Similarityf tra;
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tra.SetTranslate(offset);
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ProfileWithCap(profile,surface,tra);
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}
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}; // end class
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} // end namespace tri
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} // end namespace vcg
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#endif // EXTRUDE_H
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