Added catmull clark subdivider. Thanks to Leon Kos for the code.
git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@609 fdac6126-5c0c-442c-9429-916003d36597
This commit is contained in:
Jan Möbius
175
src/OpenMesh/Tools/Subdivider/Uniform/CatmullClarkT.hh
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175
src/OpenMesh/Tools/Subdivider/Uniform/CatmullClarkT.hh
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/*===========================================================================*\
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* *
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* OpenMesh *
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* Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen *
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* www.openmesh.org *
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*---------------------------------------------------------------------------*
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* link it with other files to produce an executable, this file does *
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\*===========================================================================*/
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/*===========================================================================*\
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* *
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* $Revision: 520 $ *
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* $Date: 2012-01-20 15:29:31 +0100 (Fr, 20 Jan 2012) $ *
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* *
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\*===========================================================================*/
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/** \file CatmullClarkT.hh
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*/
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//=============================================================================
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//
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// CLASS CatmullClarkT
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//
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//=============================================================================
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#ifndef OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
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#define OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
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//== INCLUDES =================================================================
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#include <OpenMesh/Tools/Subdivider/Uniform/SubdividerT.hh>
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// -------------------- STL
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#if defined(OM_CC_MIPS)
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# include <math.h>
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#else
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# include <cmath>
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#endif
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//== FORWARDDECLARATIONS ======================================================
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//== NAMESPACES ===============================================================
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namespace OpenMesh { // BEGIN_NS_OPENMESH
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namespace Subdivider { // BEGIN_NS_SUBVIDER
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namespace Uniform { // BEGIN_NS_UNIFORM
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//== CLASS DEFINITION =========================================================
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/** \class CatmullClarkT CatmullClarkT.hh
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Based on code from Leon Kos, CAD lab, Mech.Eng., University of Ljubljana, Slovenia
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(http://www.lecad.fs.uni-lj.si/~leon)
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\note Needs a PolyMesh to work on!
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*/
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template <typename MeshType, typename RealType = float>
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class CatmullClarkT : public SubdividerT< MeshType, RealType >
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{
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public:
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typedef typename MeshType::FaceHandle FaceHandle;
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typedef typename MeshType::VertexHandle VertexHandle;
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typedef typename MeshType::EdgeHandle EdgeHandle;
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typedef typename MeshType::HalfedgeHandle HalfedgeHandle;
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typedef typename MeshType::Point Point;
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typedef typename MeshType::Normal Normal;
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typedef typename MeshType::FaceIter FaceIter;
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typedef typename MeshType::EdgeIter EdgeIter;
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typedef typename MeshType::VertexIter VertexIter;
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typedef typename MeshType::VertexEdgeIter VertexEdgeIter;
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typedef typename MeshType::VertexFaceIter VertexFaceIter;
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typedef typename MeshType::VOHIter VOHIter;
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typedef SubdividerT< MeshType, RealType > parent_t;
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/// Constructor
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CatmullClarkT( ) : parent_t() { }
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/// Constructor
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CatmullClarkT(MeshType &_m) : parent_t(_m) { }
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virtual ~CatmullClarkT() {}
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public:
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const char *name() const { return "Uniform CatmullClark"; }
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protected:
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/// Initialize properties and weights
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virtual bool prepare( MeshType& _m );
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/// Remove properties and weights
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virtual bool cleanup( MeshType& _m );
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/** \brief Execute n subdivision steps
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*
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* @param _m Mesh to work on
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* @param _n Number of iterations
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* @param _update_points Unused here
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* @return successful?
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*/
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virtual bool subdivide( MeshType& _m, size_t _n , const bool _update_points = true);
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private:
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//===========================================================================
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/** @name Topology helpers
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* @{ */
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//===========================================================================
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void split_edge( MeshType& _m, const EdgeHandle& _eh);
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void split_face( MeshType& _m, const FaceHandle& _fh);
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void compute_midpoint( MeshType& _m, const EdgeHandle& _eh);
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void update_vertex(MeshType& _m, const VertexHandle& _vh);
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/** @} */
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private:
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OpenMesh::VPropHandleT< Point > vp_pos_; // next vertex pos
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OpenMesh::EPropHandleT< Point > ep_pos_; // new edge pts
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OpenMesh::FPropHandleT< Point > fp_pos_; // new face pts
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OpenMesh::EPropHandleT<double> creaseWeights_;// crease weights
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};
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//=============================================================================
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} // END_NS_UNIFORM
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} // END_NS_SUBDIVIDER
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} // END_NS_OPENMESH
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//=============================================================================
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#if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARK_CC)
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# define OPENMESH_SUBDIVIDER_TEMPLATES
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# include "CatmullClarkT.cc"
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#endif
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//=============================================================================
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#endif // OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH defined
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//=============================================================================
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