topology.h

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// -*- C++ -*-

#if !defined(__geom_mesh_simplicial_topology_h__)
#define __geom_mesh_simplicial_topology_h__

#include "SimpMeshRed.h"

BEGIN_NAMESPACE_GEOM


template<class SMR>
inline
bool
isOnBoundary(const typename SMR::ConstFace& f) {
  return f.first->getNeighbor(f.second) == 0;
}



template<class SMR>
inline
bool
isOnBoundary(const typename SMR::Face& f) {
  return f.first->getNeighbor(f.second) == 0;
}



template<class SMR>
inline
bool
isOnBoundary(const typename SMR::FaceConstIterator& f) {
  return isOnBoundary<SMR>(*f);
}



template<class SMR>
inline
bool
isOnBoundary(const typename SMR::FaceIterator& f) {
  return isOnBoundary<SMR>(*f);
}



template<class SMR>
bool
areMirrorNodes(typename SMR::NodeConstIterator x, 
               typename SMR::NodeConstIterator y);


template<class SMR>
bool
doNodesShareACell(typename SMR::NodeConstIterator x, 
                  typename SMR::NodeConstIterator y);



template<typename SMR, typename CellIteratorOutputIterator>
void
determineCellsIncidentToEdge(typename SMR::CellIterator c, 
                             const int i, const int j,
                             CellIteratorOutputIterator output);



template<typename SMR, typename NodeIteratorInsertIterator>
void
determineNodesInLink(typename SMR::NodeIterator node, 
                     NodeIteratorInsertIterator nodesInLink);


END_NAMESPACE_GEOM

#define __geom_mesh_simplicial_topology_ipp__
#include "topology.ipp"
#undef __geom_mesh_simplicial_topology_ipp__

#endif

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