OpenMesh
OpenMesh/Tools/Smoother/LaplaceSmootherT.hh
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00001 /*===========================================================================*\
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00033 \*===========================================================================*/ 
00034 
00035 /*===========================================================================*\
00036  *                                                                           *             
00037  *   $Revision: 362 $                                                         *
00038  *   $Date: 2011-01-26 10:21:12 +0100 (Mi, 26 Jan 2011) $                   *
00039  *                                                                           *
00040 \*===========================================================================*/
00041 
00046 //=============================================================================
00047 //
00048 //  CLASS LaplaceSmootherT
00049 //
00050 //=============================================================================
00051 
00052 #ifndef OPENMESH_LAPLACE_SMOOTHERT_HH
00053 #define OPENMESH_LAPLACE_SMOOTHERT_HH
00054 
00055 
00056 
00057 //== INCLUDES =================================================================
00058 
00059 #include <OpenMesh/Tools/Smoother/SmootherT.hh>
00060 
00061 
00062 //== NAMESPACES ===============================================================
00063 
00064 namespace OpenMesh {
00065 namespace Smoother {
00066 
00067 //== CLASS DEFINITION =========================================================
00068 
00070 template <class Mesh>
00071 class LaplaceSmootherT : public SmootherT<Mesh>
00072 {
00073 private:
00074   typedef SmootherT<Mesh>                   Base;
00075 public:
00076 
00077   typedef typename SmootherT<Mesh>::Component     Component;
00078   typedef typename SmootherT<Mesh>::Continuity    Continuity;
00079   typedef typename SmootherT<Mesh>::Scalar        Scalar;
00080   typedef typename SmootherT<Mesh>::VertexHandle  VertexHandle;
00081   typedef typename SmootherT<Mesh>::EdgeHandle    EdgeHandle;
00082   
00083 
00084   LaplaceSmootherT( Mesh& _mesh );
00085   virtual ~LaplaceSmootherT();
00086 
00087 
00088   void initialize(Component _comp, Continuity _cont);
00089 
00090 
00091 protected:
00092 
00093   // misc helpers
00094 
00095   Scalar weight(VertexHandle _vh) const 
00096   { return Base::mesh_.property(vertex_weights_, _vh); }
00097 
00098   Scalar weight(EdgeHandle _eh) const 
00099   { return Base::mesh_.property(edge_weights_, _eh); }
00100 
00101 
00102 private:
00103 
00104   enum LaplaceWeighting { UniformWeighting, CotWeighting };
00105   void compute_weights(LaplaceWeighting _mode);
00106 
00107 
00108   OpenMesh::VPropHandleT<Scalar>  vertex_weights_;
00109   OpenMesh::EPropHandleT<Scalar>  edge_weights_;
00110 };
00111 
00112 
00113 //=============================================================================
00114 } // namespace Smoother
00115 } // namespace OpenMesh
00116 //=============================================================================
00117 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_LAPLACE_SMOOTHERT_C)
00118 #define OPENMESH_LAPLACE_SMOOTHERT_TEMPLATES
00119 #include "LaplaceSmootherT.cc"
00120 #endif
00121 //=============================================================================
00122 #endif // OPENMESH_LAPLACE_SMOOTHERT_HH defined
00123 //=============================================================================
00124