OpenMesh
CompositeT.hh
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41 
46 //=============================================================================
47 //
48 // CLASS CompositeT
49 //
50 //=============================================================================
51 
52 #ifndef OPENMESH_SUBDIVIDER_UNIFORM_COMPOSITE_HH
53 #define OPENMESH_SUBDIVIDER_UNIFORM_COMPOSITE_HH
54 
55 
56 //== INCLUDES =================================================================
57 
58 #include <string>
59 #include <vector>
60 // --------------------
62 
63 //== NAMESPACE ================================================================
64 
65 namespace OpenMesh { // BEGIN_NS_OPENMESH
66 namespace Subdivider { // BEGIN_NS_DECIMATER
67 namespace Uniform { // BEGIN_NS_UNIFORM
68 
69 
70 //== CLASS DEFINITION =========================================================
71 
86 template <typename MeshType, typename RealType=float >
87 class CompositeT : public SubdividerT< MeshType, RealType >
88 {
89 public:
90 
91  typedef RealType real_t;
92  typedef MeshType mesh_t;
94 
95 public:
96 
97  CompositeT(void) : parent_t(), p_mesh_(NULL) {}
98  CompositeT(MeshType& _mesh) : parent_t(_mesh), p_mesh_(NULL) {};
99  virtual ~CompositeT() { }
100 
101 public: // inherited interface
102 
103  virtual const char *name( void ) const = 0;
104 
105 protected: // inherited interface
106 
107  bool prepare( MeshType& _m );
108 
109  bool subdivide( MeshType& _m, size_t _n, const bool _update_points = true )
110  {
111  assert( p_mesh_ == &_m );
112 
113  while(_n--)
114  {
115  apply_rules();
116  commit(_m);
117  }
118 
119  return true;
120  }
121 
122 #ifdef NDEBUG
123  bool cleanup( MeshType& )
124 #else
125  bool cleanup( MeshType& _m )
126 #endif
127  {
128  assert( p_mesh_ == &_m );
129  p_mesh_=NULL;
130  return true;
131  }
132 
133 protected:
134 
137  virtual void apply_rules(void) = 0;
138 
139 protected:
140 
143  void commit( MeshType &_m)
144  {
145  typename MeshType::VertexIter v_it;
146 
147  for (v_it=_m.vertices_begin(); v_it != _m.vertices_end(); ++v_it)
148  _m.set_point(*v_it, _m.data(*v_it).position());
149  }
150 
151 
152 public:
153 
155  struct Coeff
156  {
157  virtual ~Coeff() { }
158  virtual double operator() (size_t _valence) = 0;
159  };
160 
161 
162 protected:
163 
164  typedef typename MeshType::Scalar scalar_t;
165  typedef typename MeshType::VertexHandle VertexHandle;
166  typedef typename MeshType::FaceHandle FaceHandle;
167  typedef typename MeshType::EdgeHandle EdgeHandle;
168  typedef typename MeshType::HalfedgeHandle HalfedgeHandle;
169 
171 
172 
173 
174  void Tvv3();
175  void Tvv4();
176  void Tfv();
177 
178  void FF();
179  void FFc(Coeff& _coeff);
180  void FFc(scalar_t _c);
181 
182  void FV();
183  void FVc(Coeff& _coeff);
184  void FVc(scalar_t _c);
185 
186  void FE();
187 
188  void VF();
189  void VFa(Coeff& _coeff);
190  void VFa(scalar_t _alpha);
191 
192  void VV();
193  void VVc(Coeff& _coeff);
194  void VVc(scalar_t _c);
195 
196  void VE();
197 
198 
199  void VdE();
200  void VdEc(scalar_t _c);
201 
204  void VdEg(Coeff& _coeff);
207  void VdEg(scalar_t _gamma);
208 
209  void EF();
210 
211  void EV();
212  void EVc(Coeff& _coeff);
213  void EVc(scalar_t _c);
214 
215  void EdE();
216  void EdEc(scalar_t _c);
217 
218 
220 
221  void corner_cutting(HalfedgeHandle _heh);
222 
223  VertexHandle split_edge(HalfedgeHandle _heh);
224 
225 private:
226 
227  MeshType* p_mesh_;
228 
229 };
230 
231 
232 //=============================================================================
233 } // END_NS_UNIFORM
234 } // END_NS_SUBDIVIDER
235 } // END_NS_OPENMESH
236 //=============================================================================
237 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SUBDIVIDER_UNIFORM_COMPOSITE_CC)
238 #define OPENMESH_SUBDIVIDER_TEMPLATES
239 #include "CompositeT.cc"
240 #endif
241 //=============================================================================
242 #endif // COMPOSITET_HH defined
243 //=============================================================================
244 
void VVc(Coeff &_coeff)
Vertex to vertex averaging, weighted.
Definition: CompositeT.cc:1025
void FE()
Face to edge averaging.
Definition: CompositeT.cc:945
void FF()
Face to face averaging.
Definition: CompositeT.cc:421
void corner_cutting(HalfedgeHandle _heh)
Corner Cutting.
Definition: CompositeT.cc:1181
void VdEc(scalar_t _c)
Weighted vertex to edge averaging, using diamond of edges.
Definition: CompositeT.cc:680
void FV()
Face to vertex averaging.
Definition: CompositeT.cc:532
This class provides the composite subdivision rules for the uniform case.
Definition: CompositeT.hh:87
void EdE()
Edge to edge averaging w/ flap rule.
Definition: CompositeT.cc:1097
VertexHandle split_edge(HalfedgeHandle _heh)
Split Edge.
Definition: CompositeT.cc:1230
virtual void apply_rules(void)=0
Assemble here the rule sequence, by calling the constructor of the wanted rules.
void VF()
Vertex to Face Averaging.
Definition: CompositeT.cc:285
void VFa(Coeff &_coeff)
Vertex to Face Averaging, weighted.
Definition: CompositeT.cc:309
void VdEg(Coeff &_coeff)
Weigthed vertex to edge averaging, using diamond of edges for irregular vertices. ...
Definition: CompositeT.cc:771
void EdEc(scalar_t _c)
Weighted edge to edge averaging w/ flap rule.
Definition: CompositeT.cc:1138
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:56
bool prepare(MeshType &_m)
Prepare mesh, e.g. add properties.
Definition: CompositeT.cc:74
void VV()
Vertex to vertex averaging.
Definition: CompositeT.cc:991
void EF()
Edge to face averaging.
Definition: CompositeT.cc:921
void Tvv3()
Split Face, using Vertex information (1-3 split)
Definition: CompositeT.cc:90
void EV()
Edge to vertex averaging.
Definition: CompositeT.cc:833
bool subdivide(MeshType &_m, size_t _n, const bool _update_points=true)
Subdivide mesh _m _n times.
Definition: CompositeT.hh:109
void Tfv()
Split Face, using Face Information.
Definition: CompositeT.cc:209
void EVc(Coeff &_coeff)
Weighted edge to vertex averaging.
Definition: CompositeT.cc:859
Abstract base class for uniform subdivision algorithms.
Definition: SubdividerT.hh:87
void commit(MeshType &_m)
Move vertices to new positions after the rules have been applied to the mesh (called by subdivide())...
Definition: CompositeT.hh:143
void VE()
VE Step (Vertex to Edge Averaging)
Definition: CompositeT.cc:973
virtual const char * name(void) const =0
Return name of subdivision algorithm.
void FVc(Coeff &_coeff)
Weighted face to vertex Averaging with flaps.
Definition: CompositeT.cc:557
bool cleanup(MeshType &_m)
Cleanup mesh after usage, e.g. remove added properties.
Definition: CompositeT.hh:125
void VdE()
Vertex to edge averaging, using diamond of edges.
Definition: CompositeT.cc:644
void FFc(Coeff &_coeff)
Weighted face to face averaging.
Definition: CompositeT.cc:457
void Tvv4()
Split Face, using Vertex information (1-4 split)
Definition: CompositeT.cc:154
Abstract base class for coefficient functions.
Definition: CompositeT.hh:155

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