OpenMesh: OpenMesh/Tools/Subdivider/Uniform/SubdividerT.hh Source File

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SubdividerT.hh
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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 //== CLASS DEFINITION =========================================================
83
92 template <typename MeshType, typename RealType = double>
93 class SubdividerT : private Utils::Noncopyable
94 {
95 public:
96
97 typedef MeshType mesh_t;
98 typedef RealType real_t;
99
100 public:
101
103
104 SubdividerT(void) : attached_() { }
107
110 explicit SubdividerT( MeshType &_m ) : attached_(NULL) { attach(_m); }
111
113
115 virtual ~SubdividerT()
116 { detach(); }
117
119 virtual const char *name( void ) const = 0;
120
121
122 public:
123
125 bool operator () ( MeshType& _m, size_t _n , const bool _update_points = true)
128 {
129 return prepare(_m) && subdivide( _m, _n , _update_points ) && cleanup( _m );
130 }
132
133 public:
134
135 bool attach( MeshType& _m )
138 {
139 if ( attached_ == &_m )
140 return true;
141
142 detach();
143 if (prepare( _m ))
144 {
145 attached_ = &_m;
146 return true;
147 }
148 return false;
149 }
150
153 bool operator()( size_t _n , const bool _update_points = true)
154 {
155 return attached_ ? subdivide( *attached_, _n , _update_points) : false;
156 }
157
160 void detach(void)
161 {
162 if ( attached_ )
163 {
164 cleanup( *attached_ );
165 attached_ = NULL;
166 }
167 }
169
170 protected:
171
173
174 virtual bool prepare( MeshType& _m ) = 0;
176
178 virtual bool subdivide( MeshType& _m, size_t _n, const bool _update_points = true) = 0;
179
181 virtual bool cleanup( MeshType& _m ) = 0;
183
184 private:
185
186 MeshType *attached_;
187
188 };
189
190 //=============================================================================
191 } // namespace Uniform
192 } // namespace Subdivider
193 } // namespace OpenMesh
194 //=============================================================================
195 #endif // OPENMESH_SUBDIVIDER_UNIFORM_SUBDIVIDERT_HH
196 //=============================================================================
OpenMesh::Subdivider::Uniform::SubdividerT
Abstract base class for uniform subdivision algorithms.
Definition: SubdividerT.hh:93
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:127
OpenMesh::Subdivider::Uniform::SubdividerT::~SubdividerT
virtual ~SubdividerT()
Destructor (calls detach())
Definition: SubdividerT.hh:115
OpenMesh::Subdivider::Uniform::SubdividerT::SubdividerT
SubdividerT(void)
Constructor to be used with interface 2.
Definition: SubdividerT.hh:106
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
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
OpenMesh::Subdivider::Uniform::SubdividerT::detach
void detach(void)
Detach an eventually attached mesh.
Definition: SubdividerT.hh:160
OpenMesh::Subdivider::Uniform::SubdividerT::name
virtual const char * name(void) const =0
Return name of subdivision algorithm.
OpenMesh::Subdivider::Uniform::SubdividerT::attach
bool attach(MeshType &_m)
Attach mesh _m to self.
Definition: SubdividerT.hh:137
OpenMesh::Subdivider::Uniform::SubdividerT::operator()
bool operator()(size_t _n, const bool _update_points=true)
Subdivide the attached _n times.
Definition: SubdividerT.hh:153
OpenMesh::Subdivider::Uniform::SubdividerT::prepare
virtual bool prepare(MeshType &_m)=0
Prepare mesh, e.g. add properties.
OpenMesh::Subdivider::Uniform::SubdividerT::SubdividerT
SubdividerT(MeshType &_m)
Constructor to be used with interface 1 (calls attach())
Definition: SubdividerT.hh:110
OpenMesh::Subdivider::Uniform::SubdividerT::cleanup
virtual bool cleanup(MeshType &_m)=0
Cleanup mesh after usage, e.g. remove added properties.
OpenMesh::Utils::Noncopyable
This class demonstrates the non copyable idiom.
Definition: Noncopyable.hh:76