OpenMesh
CatmullClarkT.hh
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41
45//=============================================================================
46//
47// CLASS CatmullClarkT
48//
49//=============================================================================
50
51
52#ifndef OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
53#define OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
54
55
56//== INCLUDES =================================================================
57
59
60// -------------------- STL
61#if defined(OM_CC_MIPS)
62# include <math.h>
63#else
64# include <cmath>
65#endif
66
67//== FORWARDDECLARATIONS ======================================================
68
69//== NAMESPACES ===============================================================
70
71namespace OpenMesh { // BEGIN_NS_OPENMESH
72namespace Subdivider { // BEGIN_NS_SUBVIDER
73namespace Uniform { // BEGIN_NS_UNIFORM
74
75//== CLASS DEFINITION =========================================================
76
77
84template <typename MeshType, typename RealType = double>
85class CatmullClarkT : public SubdividerT< MeshType, RealType >
86{
87public:
88
89 typedef typename MeshType::FaceHandle FaceHandle;
90 typedef typename MeshType::VertexHandle VertexHandle;
91 typedef typename MeshType::EdgeHandle EdgeHandle;
92 typedef typename MeshType::HalfedgeHandle HalfedgeHandle;
93
94 typedef typename MeshType::Point Point;
95 typedef typename MeshType::Normal Normal;
96 typedef typename MeshType::FaceIter FaceIter;
97 typedef typename MeshType::EdgeIter EdgeIter;
98 typedef typename MeshType::VertexIter VertexIter;
99
100 typedef typename MeshType::VertexEdgeIter VertexEdgeIter;
101 typedef typename MeshType::VertexFaceIter VertexFaceIter;
102
103 typedef typename MeshType::VOHIter VOHIter;
104
106
109
111 explicit CatmullClarkT(MeshType &_m) : parent_t(_m) { }
112
113 virtual ~CatmullClarkT() {}
114
115public:
116
117 const char *name() const override { return "Uniform CatmullClark"; }
118
119protected:
120
122 virtual bool prepare( MeshType& _m ) override;
123
125 virtual bool cleanup( MeshType& _m ) override;
126
134 virtual bool subdivide( MeshType& _m, size_t _n , const bool _update_points = true) override;
135
136private:
137
138 //===========================================================================
141 //===========================================================================
142
143 void split_edge( MeshType& _m, const EdgeHandle& _eh);
144
145 void split_face( MeshType& _m, const FaceHandle& _fh);
146
147 void compute_midpoint( MeshType& _m, const EdgeHandle& _eh, const bool _update_points);
148
149 void update_vertex(MeshType& _m, const VertexHandle& _vh);
150
154private:
155 OpenMesh::VPropHandleT< Point > vp_pos_; // next vertex pos
156 OpenMesh::EPropHandleT< Point > ep_pos_; // new edge pts
157 OpenMesh::FPropHandleT< Point > fp_pos_; // new face pts
158 OpenMesh::EPropHandleT<double> creaseWeights_;// crease weights
159
160};
161
162
163//=============================================================================
164} // END_NS_UNIFORM
165} // END_NS_SUBDIVIDER
166} // END_NS_OPENMESH
167//=============================================================================
168#if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARK_CC)
169# define OPENMESH_SUBDIVIDER_TEMPLATES
170# include "CatmullClarkT_impl.hh"
171#endif
172//=============================================================================
173#endif // OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH defined
174//=============================================================================
175
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
@ Normal
Add normals to mesh item (vertices/faces)
Definition: Attributes.hh:82
Handle for a vertex entity.
Definition: Handles.hh:121
Handle for a edge entity.
Definition: Handles.hh:135
Handle for a face entity.
Definition: Handles.hh:142
Based on code from Leon Kos, CAD lab, Mech.Eng., University of Ljubljana, Slovenia (http://www....
Definition: CatmullClarkT.hh:86
const char * name() const override
Return name of subdivision algorithm.
Definition: CatmullClarkT.hh:117
virtual bool subdivide(MeshType &_m, size_t _n, const bool _update_points=true) override
Execute n subdivision steps.
Definition: CatmullClarkT_impl.hh:96
CatmullClarkT(MeshType &_m)
Constructor.
Definition: CatmullClarkT.hh:111
virtual bool prepare(MeshType &_m) override
Initialize properties and weights.
Definition: CatmullClarkT_impl.hh:65
virtual bool cleanup(MeshType &_m) override
Remove properties and weights.
Definition: CatmullClarkT_impl.hh:83
CatmullClarkT()
Constructor.
Definition: CatmullClarkT.hh:108
Abstract base class for uniform subdivision algorithms.
Definition: SubdividerT.hh:89

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