DataStructures_openmesh.h

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// Copyright (c) 2012-2019 University of Lyon and CNRS (France).
// All rights reserved.
//
// This file is part of MEPP2; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 3 of
// the License, or (at your option) any later version.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#pragma once
 
#include <OpenMesh/Core/IO/MeshIO.hh>
 
// force usage of OpenMesh native Point type instead of CGAL Point type
// in point map in properties_PolyMesh_ArrayKernelT.h
#define CGAL_USE_OM_POINTS
#include <CGAL/boost/graph/graph_traits_PolyMesh_ArrayKernelT.h>
#include <CGAL/boost/graph/properties_PolyMesh_ArrayKernelT.h>
 
namespace FEVV {
 
/* From :
http://www.openmesh.org/media/Documentations/OpenMesh-Doc-Latest/a00012.html
 
--> The default traits class looks like this:
struct DefaultTraits
{
  typedef Vec3f  Point;
  typedef Vec3f  Normal;
  typedef Vec2f  TexCoord;
  typedef Vec3uc Color;
  VertexTraits    {};
  HalfedgeTraits  {};
  EdgeTraits      {};
  FaceTraits      {};
 
  VertexAttributes(0);
  HalfedgeAttributes(Attributes::PrevHalfedge);
  EdgeAttributes(0);
  FaceAttributes(0);
};*/
 
struct MyTraits : public OpenMesh::DefaultTraits
{
  typedef OpenMesh::Vec3d Point;    // use double-values
  typedef OpenMesh::Vec3d Normal;   // use double-values
  typedef OpenMesh::Vec2d TexCoord; // use double-values
};
 
using MeshOpenMesh = OpenMesh::PolyMesh_ArrayKernelT< MyTraits >;
 
} // namespace FEVV