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SubdividerT.hh
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48
53 //=============================================================================
54 //
55 // CLASS SubdividerT
56 //
57 //=============================================================================
58
59 #ifndef OPENMESH_SUBDIVIDER_UNIFORM_SUDIVIDERT_HH
60 #define OPENMESH_SUBDIVIDER_UNIFORM_SUDIVIDERT_HH
61
62 //== INCLUDE ==================================================================
63
64 #include <OpenMesh/Core/System/config.hh>
65 #include <OpenMesh/Core/Utils/Noncopyable.hh>
66 #if defined(_DEBUG) || defined(DEBUG)
67 // Makes life lot easier, when playing/messing around with low-level topology
68 // changing methods of OpenMesh
69 # include <OpenMesh/Tools/Utils/MeshCheckerT.hh>
70 # define ASSERT_CONSISTENCY( T, m ) \
71 assert(OpenMesh::Utils::MeshCheckerT<T>(m).check())
72 #else
73 # define ASSERT_CONSISTENCY( T, m )
74 #endif
75
76 //== NAMESPACE ================================================================
77
78 namespace OpenMesh {
79 namespace Subdivider {
80 namespace Uniform {
81
82
83 //== CLASS DEFINITION =========================================================
84
93 template <typename MeshType, typename RealType=float>
94 class SubdividerT : private Utils::Noncopyable
95 {
96 public:
97
98 typedef MeshType mesh_t;
99 typedef RealType real_t;
100
101 public:
102
104
105 SubdividerT(void) : attached_(NULL) { }
108
111 SubdividerT( MeshType &_m ) : attached_(NULL) { attach(_m); }
112
114
116 virtual ~SubdividerT()
117 { detach(); }
118
120 virtual const char *name( void ) const = 0;
121
122
123 public:
124
126 bool operator () ( MeshType& _m, size_t _n , const bool _update_points = true)
129 {
130 return prepare(_m) && subdivide( _m, _n , _update_points ) && cleanup( _m );
131 }
133
134 public:
135
136 bool attach( MeshType& _m )
139 {
140 if ( attached_ == &_m )
141 return true;
142
143 detach();
144 if (prepare( _m ))
145 {
146 attached_ = &_m;
147 return true;
148 }
149 return false;
150 }
151
154 bool operator()( size_t _n , const bool _update_points = true)
155 {
156 return attached_ ? subdivide( *attached_, _n , _update_points) : false;
157 }
158
161 void detach(void)
162 {
163 if ( attached_ )
164 {
165 cleanup( *attached_ );
166 attached_ = NULL;
167 }
168 }
170
171 protected:
172
174
175 virtual bool prepare( MeshType& _m ) = 0;
177
179 virtual bool subdivide( MeshType& _m, size_t _n, const bool _update_points = true) = 0;
180
182 virtual bool cleanup( MeshType& _m ) = 0;
184
185 private:
186
187 MeshType *attached_;
188
189 };
190
191 //=============================================================================
192 } // namespace Uniform
193 } // namespace Subdivider
194 } // namespace OpenMesh
195 //=============================================================================
196 #endif // OPENMESH_SUBDIVIDER_UNIFORM_SUBDIVIDERT_HH
197 //=============================================================================
OpenMesh::Subdivider::Uniform::SubdividerT::detach
void detach(void)
Detach an eventually attached mesh.
Definition: SubdividerT.hh:161
OpenMesh::Subdivider::Uniform::SubdividerT::operator()
bool operator()(MeshType &_m, size_t _n, const bool _update_points=true)
Subdivide the mesh _m _n times.
Definition: SubdividerT.hh:128
OpenMesh::Subdivider::Uniform::SubdividerT::attach
bool attach(MeshType &_m)
Attach mesh _m to self.
Definition: SubdividerT.hh:138
OpenMesh::Subdivider::Uniform::SubdividerT::name
virtual const char * name(void) const =0
Return name of subdivision algorithm.
OpenMesh::Subdivider::Uniform::SubdividerT::operator()
bool operator()(size_t _n, const bool _update_points=true)
Subdivide the attached _n times.
Definition: SubdividerT.hh:154
OpenMesh::Utils::Noncopyable
This class demonstrates the non copyable idiom.
Definition: Noncopyable.hh:76
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
OpenMesh::Subdivider::Uniform::SubdividerT::SubdividerT
SubdividerT(void)
Constructor to be used with interface 2.
Definition: SubdividerT.hh:107
OpenMesh::Subdivider::Uniform::SubdividerT::cleanup
virtual bool cleanup(MeshType &_m)=0
Cleanup mesh after usage, e.g. remove added properties.
OpenMesh::Subdivider::Uniform::SubdividerT::subdivide
virtual bool subdivide(MeshType &_m, size_t _n, const bool _update_points=true)=0
Subdivide mesh _m _n times.
OpenMesh::Subdivider::Uniform::SubdividerT::SubdividerT
SubdividerT(MeshType &_m)
Constructor to be used with interface 1 (calls attach())
Definition: SubdividerT.hh:111
OpenMesh::Subdivider::Uniform::SubdividerT::prepare
virtual bool prepare(MeshType &_m)=0
Prepare mesh, e.g. add properties.
OpenMesh::Subdivider::Uniform::SubdividerT
Abstract base class for uniform subdivision algorithms.
Definition: SubdividerT.hh:94
OpenMesh::Subdivider::Uniform::SubdividerT::~SubdividerT
virtual ~SubdividerT()
Descructor (calls detach())
Definition: SubdividerT.hh:116