CatmullClarkT.hh

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//=============================================================================
//
//  CLASS CatmullClarkT
//
//=============================================================================
 
 
#ifndef OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
#define OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
 
 
//== INCLUDES =================================================================
 
#include <OpenMesh/Tools/Subdivider/Uniform/SubdividerT.hh>
 
// -------------------- STL
#if defined(OM_CC_MIPS)
#  include <math.h>
#else
#  include <cmath>
#endif
 
//== FORWARDDECLARATIONS ======================================================
 
//== NAMESPACES ===============================================================
 
namespace OpenMesh   { // BEGIN_NS_OPENMESH
namespace Subdivider { // BEGIN_NS_SUBVIDER
namespace Uniform    { // BEGIN_NS_UNIFORM
 
//== CLASS DEFINITION =========================================================
 
 
template <typename MeshType, typename RealType = double>
class CatmullClarkT : public SubdividerT< MeshType, RealType >
{
public:
 
  typedef typename MeshType::FaceHandle             FaceHandle;
  typedef typename MeshType::VertexHandle           VertexHandle;
  typedef typename MeshType::EdgeHandle             EdgeHandle;
  typedef typename MeshType::HalfedgeHandle         HalfedgeHandle;
 
  typedef typename MeshType::Point                  Point;
  typedef typename MeshType::Normal                 Normal;
  typedef typename MeshType::FaceIter               FaceIter;
  typedef typename MeshType::EdgeIter               EdgeIter;
  typedef typename MeshType::VertexIter             VertexIter;
 
  typedef typename MeshType::VertexEdgeIter         VertexEdgeIter;
  typedef typename MeshType::VertexFaceIter         VertexFaceIter;
 
  typedef typename MeshType::VOHIter                VOHIter;
 
  typedef SubdividerT< MeshType, RealType >           parent_t;
 
  CatmullClarkT(  ) : parent_t() {  }
 
  explicit CatmullClarkT(MeshType &_m) : parent_t(_m) {  }
 
  virtual ~CatmullClarkT() {}
 
public:
 
  const char *name() const override { return "Uniform CatmullClark"; }
 
protected:
 
  virtual bool prepare( MeshType& _m ) override;
 
  virtual bool cleanup( MeshType& _m ) override;
 
  virtual bool subdivide( MeshType& _m, size_t _n , const bool _update_points = true) override;
 
private:
 
  //===========================================================================
  //===========================================================================
 
  void split_edge( MeshType& _m, const EdgeHandle& _eh);
 
  void split_face( MeshType& _m, const FaceHandle& _fh);
 
  void compute_midpoint( MeshType& _m, const EdgeHandle& _eh, const bool _update_points);
 
  void update_vertex(MeshType& _m, const  VertexHandle& _vh);
 
private:
  OpenMesh::VPropHandleT< Point > vp_pos_; // next vertex pos
  OpenMesh::EPropHandleT< Point > ep_pos_; // new edge pts
  OpenMesh::FPropHandleT< Point > fp_pos_; // new face pts
  OpenMesh::EPropHandleT<double> creaseWeights_;// crease weights
 
};
 
 
//=============================================================================
} // END_NS_UNIFORM
} // END_NS_SUBDIVIDER
} // END_NS_OPENMESH
//=============================================================================
#if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARK_CC)
#  define OPENMESH_SUBDIVIDER_TEMPLATES
#  include "CatmullClarkT_impl.hh"
#endif
//=============================================================================
#endif // OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH defined
//=============================================================================