quads_to_tris.hpp

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// Takes a DagMC-style meshset of quads and converts it to triangles.
// It is assumed that quads are only in surface meshsets. Meshset
// membership for tris is only preserved for surfaces meshsets of their
// parent quads.
//

#include <iostream>
#include <cassert>
#include "moab/Core.hpp"
#include "MBTagConventions.hpp"
#include "moab/Range.hpp"

moab::ErrorCode make_tris_from_quad( moab::Interface* MBI,
                                     moab::EntityHandle quad,  /* input  */
                                     moab::EntityHandle& tri0, /* output */
                                     moab::EntityHandle& tri1 /* output */ );

moab::ErrorCode make_tris_from_quads( moab::Interface* MBI, const moab::Range& quads, moab::Range& tris );

moab::ErrorCode quads_to_tris( moab::Interface* MBI, moab::EntityHandle input_meshset );