Developer Documentation
UniformRemesherT.hh
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41 
42 
43 //=============================================================================
44 //
45 // CLASS UniformRemesherT
46 //
47 //=============================================================================
48 
49 
50 #ifndef UNIFORM_REMESHERT_HH
51 #define UNIFORM_REMESHERT_HH
52 
53 
54 //== INCLUDES =================================================================
55 
56 #include "BaseRemesherT.hh"
57 
58 #include "../ProgressEmitter.hh"
59 
60 //== NAMESPACES ===============================================================
61 
62 namespace Remeshing {
63 
64 
65 //== CLASS DEFINITION =========================================================
66 
67 
68 template <class Mesh>
69 class UniformRemesherT : public BaseRemesherT<Mesh>
70 {
71  typedef typename BaseRemesherT<Mesh>::Selection Selection;
72 public:
73 
74  typedef BaseRemesherT<Mesh> Base;
75  typedef typename Mesh::Scalar Scalar;
76  typedef typename Mesh::Point Point;
77  typedef typename Mesh::EdgeHandle EdgeHandle;
78  typedef typename Mesh::VertexHandle VertexHandle;
79 
80 
81  UniformRemesherT(Mesh& _mesh, ProgressEmitter* _progress = NULL) : Base(_mesh, _progress) {}
82 
83 
84  void remesh(Scalar _edge_length,
85  unsigned int _iters,
86  unsigned int _area_iters,
87  bool _use_projection = true,
88  Selection _selection = BaseRemesherT<Mesh>::VERTEX_SELECTION)
89  {
90 // emin_ = 4.0/5.0 * _edge_length; sqr_emin_ = emin_ * emin_;
91 // emax_ = 4.0/3.0 * _edge_length; sqr_emax_ = emax_ * emax_;
92  emin_ = 0.7 * _edge_length; sqr_emin_ = emin_ * emin_;
93  emax_ = 1.4 * _edge_length; sqr_emax_ = emax_ * emax_;
94  Base::remesh(_iters, _area_iters, _use_projection,_selection);
95  }
96 
97 
98 
99 protected:
100 
101  virtual bool is_too_long (VertexHandle _v0, VertexHandle _v1) const
102  {
103  return (Base::mesh_.point(_v0) -
104  Base::mesh_.point(_v1)).sqrnorm() > sqr_emax_;
105  }
106 
107  virtual bool is_too_short (VertexHandle _v0, VertexHandle _v1) const
108  {
109  return (Base::mesh_.point(_v0) -
110  Base::mesh_.point(_v1)).sqrnorm() < sqr_emin_;
111  }
112 
113 
114 protected:
115 
116  Scalar emax_, sqr_emax_, emin_, sqr_emin_;
117 };
118 
119 
120 //=============================================================================
121 } // namespace Remeshing
122 //=============================================================================
123 #endif // UNIFORM_REMESHERT_HH defined
124 //=============================================================================
125 
Kernel::Point Point
Coordinate type.
Definition: PolyMeshT.hh:112
Kernel::VertexHandle VertexHandle
Handle for referencing the corresponding item.
Definition: PolyMeshT.hh:136