arc.hpp

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#ifndef ARC_HPP
#define ARC_HPP

#include <vector>
#include "moab/Core.hpp"
#include "gen.hpp"
#include "moab/Skinner.hpp"
#include "MBTagConventions.hpp"


namespace arc {

  moab::ErrorCode orient_edge_with_tri( const moab::EntityHandle edge, 
                                    const moab::EntityHandle tri );
// checks for degeneracy of edges in the moab::Range edges and deletes degenerates if found
  moab::ErrorCode remove_degenerate_edges( moab::Range &edges, const bool debug );

  moab::ErrorCode remove_opposite_pairs_of_edges( moab::Range &edges, const bool debug );
  moab::ErrorCode remove_opposite_pairs_of_edges_fast( moab::Range &edges, const bool debug );

  moab::ErrorCode get_next_oriented_edge( const moab::Range edges, 
                                      const moab::EntityHandle edge,
                                      moab::EntityHandle &next_edge );

  // Given a range of edges and a vertex, find the edge the contains the
  // endpoint. Also return the opposite endpoint of the edge. This checks
  // to ensure that only one edge is found.
  moab::ErrorCode get_next_edge_and_vert_by_edge( const moab::Range edges_in,
                                              const moab::EntityHandle edge_in,
                                              const moab::EntityHandle vertex_in,
                                              moab::EntityHandle &edge_out,
                                              moab::EntityHandle &vertex_out       );

  moab::ErrorCode create_loops_from_oriented_edges_fast( moab::Range edges,
                                                std::vector< std::vector<moab::EntityHandle> > &loops_of_edges,
                                                const bool debug );
  moab::ErrorCode create_loops_from_oriented_edges( moab::Range edges,
                                                std::vector< std::vector<moab::EntityHandle> > &loops_of_edges,
                                                const bool debug );

  moab::ErrorCode order_verts_by_edge( moab::Range unordered_edges, std::vector<moab::EntityHandle> &ordered_verts );

  moab::ErrorCode get_meshset( const moab::EntityHandle set, std::vector<moab::EntityHandle> &vec);

  moab::ErrorCode set_meshset( const moab::EntityHandle set, const std::vector<moab::EntityHandle> vec );

  moab::ErrorCode merge_curves(moab::Range curve_sets, const double FACET_TOL,
                           moab::Tag idTag, moab::Tag merge_tag, const bool debug );
}

#endif