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SmootherT.hh
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43
48 //=============================================================================
49 //
50 // CLASS SmootherT
51 //
52 //=============================================================================
53
54 #ifndef OPENMESH_SMOOTHER_SMOOTHERT_HH
55 #define OPENMESH_SMOOTHER_SMOOTHERT_HH
56
57
58 //== INCLUDES =================================================================
59
60 #include <OpenMesh/Core/System/config.hh>
61 #include <OpenMesh/Core/Utils/Property.hh>
62 #include <OpenMesh/Core/Utils/Noncopyable.hh>
63
64 //== FORWARDDECLARATIONS ======================================================
65
66 //== NAMESPACES ===============================================================
67
68 namespace OpenMesh {
69 namespace Smoother {
70
71 //== CLASS DEFINITION =========================================================
72
75 template <class Mesh>
76 class SmootherT : private Utils::Noncopyable
77 {
78 public:
79
80 typedef typename Mesh::Scalar Scalar;
81 typedef typename Mesh::Point Point;
82 typedef typename Mesh::Normal NormalType;
83 typedef typename Mesh::VertexHandle VertexHandle;
84 typedef typename Mesh::EdgeHandle EdgeHandle;
85
86 // initialize smoother
87 enum Component {
88 Tangential,
89 Normal,
90 Tangential_and_Normal
91 };
92
93 enum Continuity {
94 C0,
95 C1,
96 C2
97 };
98
99 public:
100
105 SmootherT( Mesh& _mesh );
106 virtual ~SmootherT();
107
108
109 public:
110
111 //===========================================================================
114 //===========================================================================
115
120 void initialize(Component _comp, Continuity _cont);
121
123 virtual void smooth(unsigned int _n);
124
127 //===========================================================================
130 //===========================================================================
131
141 void set_relative_local_error(Scalar _err);
142
149 void set_absolute_local_error(Scalar _err);
150
155 void disable_local_error_check();
156
167 void skip_features( bool _state ){ skip_features_ = _state; };
168
169
172 private:
173
184 void set_active_vertices();
185
186 // single steps of smoothing
187 void compute_new_positions();
188 void project_to_tangent_plane();
189 void local_error_check();
190 void move_points();
191
192
193
194 protected:
195
196 // override these
197 virtual void compute_new_positions_C0() = 0;
198 virtual void compute_new_positions_C1() = 0;
199
200
201
202 protected:
203
204 // misc helpers
205
206 const Point& orig_position(VertexHandle _vh) const
207 { return mesh_.property(original_positions_, _vh); }
208
209 const NormalType& orig_normal(VertexHandle _vh) const
210 { return mesh_.property(original_normals_, _vh); }
211
212 const Point& new_position(VertexHandle _vh) const
213 { return mesh_.property(new_positions_, _vh); }
214
215 void set_new_position(VertexHandle _vh, const Point& _p)
216 { mesh_.property(new_positions_, _vh) = _p; }
217
218 bool is_active(VertexHandle _vh) const
219 { return mesh_.property(is_active_, _vh); }
220
221 Component component() const { return component_; }
222 Continuity continuity() const { return continuity_; }
223
224 protected:
225
226 Mesh& mesh_;
227 bool skip_features_;
228
229
230 private:
231
232 Scalar tolerance_;
233 Scalar normal_deviation_;
234 Component component_;
235 Continuity continuity_;
236
237 OpenMesh::VPropHandleT<Point> original_positions_;
238 OpenMesh::VPropHandleT<NormalType> original_normals_;
239 OpenMesh::VPropHandleT<Point> new_positions_;
240 OpenMesh::VPropHandleT<bool> is_active_;
241 };
242
243
244 //=============================================================================
245 } // namespace Smoother
246 } // namespace OpenMesh
247 //=============================================================================
248 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SMOOTHERT_C)
249 #define OPENMESH_SMOOTHERT_TEMPLATES
250 #include "SmootherT_impl.hh"
251 #endif
252 //=============================================================================
253 #endif // OPENMESH_SMOOTHER_SMOOTHERT_HH defined
254 //=============================================================================
255
OpenMesh::Smoother::SmootherT::set_absolute_local_error
void set_absolute_local_error(Scalar _err)
Set local error as an absolute value.
Definition: SmootherT_impl.hh:278
OpenMesh::Smoother::SmootherT
Base class for smoothing algorithms.
Definition: SmootherT.hh:76
OpenMesh::VPropHandleT< Point >
OpenMesh::Smoother::SmootherT::set_relative_local_error
void set_relative_local_error(Scalar _err)
Set local error relative to bounding box.
Definition: SmootherT_impl.hh:248
OpenMesh::Smoother::SmootherT::Tangential_and_Normal
Smooth tangential and normal direction.
Definition: SmootherT.hh:90
OpenMesh::Smoother::SmootherT::Component
Component
Definition: SmootherT.hh:87
OpenMesh::Smoother::SmootherT::SmootherT
SmootherT(Mesh &_mesh)
constructor & destructor
Definition: SmootherT_impl.hh:73
OpenMesh::Smoother::SmootherT::Tangential
Smooth tangential direction.
Definition: SmootherT.hh:88
OpenMesh::Smoother::SmootherT::skip_features
void skip_features(bool _state)
enable or disable feature handling
Definition: SmootherT.hh:167
OpenMesh::Smoother::SmootherT::smooth
virtual void smooth(unsigned int _n)
Do _n smoothing iterations.
Definition: SmootherT_impl.hh:302
OpenMesh::PolyMeshT::Normal
Kernel::Normal Normal
Normal type.
Definition: PolyMeshT.hh:114
OpenMesh::Smoother::SmootherT::initialize
void initialize(Component _comp, Continuity _cont)
Initialize smoother.
Definition: SmootherT_impl.hh:122
OpenMesh::Smoother::SmootherT::disable_local_error_check
void disable_local_error_check()
Disable error control of the smoother.
Definition: SmootherT_impl.hh:290
SmootherT_impl.hh
OpenMesh::Smoother::SmootherT::Normal
Smooth normal direction.
Definition: SmootherT.hh:89
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
OpenMesh::PolyMeshT::VertexHandle
Kernel::VertexHandle VertexHandle
Handle for referencing the corresponding item.
Definition: PolyMeshT.hh:136
OpenMesh::Utils::Noncopyable
This class demonstrates the non copyable idiom.
Definition: Noncopyable.hh:71