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CompositeT.hh
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48
53 //=============================================================================
54 //
55 // CLASS CompositeT
56 //
57 //=============================================================================
58
59 #ifndef OPENMESH_SUBDIVIDER_ADAPTIVE_COMPOSITET_HH
60 #define OPENMESH_SUBDIVIDER_ADAPTIVE_COMPOSITET_HH
61
62
63 //== INCLUDES =================================================================
64
65 #include <OpenMesh/Core/System/config.hh>
66 #include <OpenMesh/Tools/Subdivider/Adaptive/Composite/CompositeTraits.hh>
67 // --------------------
68 #include <vector>
69 #include <memory>
70 #include <string>
71
72
73 //== NAMESPACE ================================================================
74
75 namespace OpenMesh { // BEGIN_NS_OPENMESH
76 namespace Subdivider { // BEGIN_NS_SUBDIVIDER
77 namespace Adaptive { // BEGIN_NS_ADAPTIVE
78
79
80 //== CLASS DEFINITION =========================================================
81
82
83 template <typename R> struct RuleHandleT;
84 template <typename M> class RuleInterfaceT;
85
86
87 //== CLASS DEFINITION =========================================================
88
138 template <typename M> class CompositeT
139 {
140 public:
141
142 typedef RuleInterfaceT<M> Rule;
143 typedef M Mesh;
144 typedef std::vector<Rule*> RuleSequence;
145
146 typedef typename M::VertexHandle VH;
147 typedef typename M::FaceHandle FH;
148 typedef typename M::EdgeHandle EH;
149 typedef typename M::HalfedgeHandle HH;
150
151 public:
152
154 CompositeT(Mesh& _mesh)
155 : subdiv_type_(0),
156 subdiv_rule_(NULL), /*first_rule_(NULL), last_rule_(NULL),*/ mesh_(_mesh)
157 { }
158
160 virtual ~CompositeT()
161 { cleanup(); }
162
163
166 void cleanup(void)
167 {
168 subdiv_type_ = 0;
169 subdiv_rule_ = NULL;
170
171 std::for_each(rule_sequence_.begin(),
172 rule_sequence_.end(), DeleteRule() );
173 rule_sequence_.clear();
174 }
175
176
178 bool initialize(void);
179
180
182 void refine(typename M::FaceHandle& _fh);
183
184
186 void refine(typename M::VertexHandle& _vh);
187
188
190 int subdiv_type() { return subdiv_type_; }
191
192
193 // Return subdivision rule.
194 const Rule& subdiv_rule() const { return *subdiv_rule_; }
195
196 public:
197
199 //*@
200
205 template < typename R >
206 RuleHandleT<R> add()
207 {
208 size_t idx = rule_sequence_.size();
209 rule_sequence_.push_back( new R( mesh_ ) );
210 return RuleHandleT<R>( (idx < rule_sequence_.size()) ? idx : -1 );
211 }
212
217 template < typename R >
218 RuleHandleT<R>& add( RuleHandleT<R>& _rh )
219 {
220 return _rh = add< R >();
221 }
222
228 template < typename R >
229 typename RuleHandleT<R>::Rule& rule( const RuleHandleT<R>& _rh )
230 {
231 typedef typename RuleHandleT<R>::Rule rule_t;
232 assert( _rh.is_valid() );
233 return *dynamic_cast<rule_t*>(rule_sequence_[ _rh.idx() ]);
234 }
235
236
242 RuleInterfaceT<M>& rule( size_t _idx )
243 {
244 assert( _idx < n_rules() );
245 return *rule_sequence_[ _idx ];
246 }
247
249 size_t n_rules() const { return rule_sequence_.size(); }
250
252 std::string rules_as_string(const std::string& _sep= " * ") const;
253
255
256 protected:
257
259 const RuleSequence& rules() const { return rule_sequence_; }
260
261 protected: // helper
262
263 // get current generation from state
264 state_t generation(state_t _s) { return _s-(_s % n_rules()); }
265 state_t generation( VH _vh ) { return generation(mesh_.data(_vh).state()); }
266 state_t generation( EH _eh ) { return generation(mesh_.data(_eh).state()); }
267 state_t generation( FH _fh ) { return generation(mesh_.data(_fh).state()); }
268
269 private:
270
271 // short cuts
272 Rule* t_rule() { return subdiv_rule_; }
273 Rule* f_rule() { return rule_sequence_.front(); }
274 Rule* l_rule() { return rule_sequence_.back(); }
275
276 private:
277
278 //
279 RuleSequence rule_sequence_;
280
281 // Split type
282 int subdiv_type_;
283
284 Rule *subdiv_rule_;
285 // Rule *first_rule_;
286 // Rule *last_rule_;
287
288 //
289 Mesh &mesh_;
290
291 private: // helper
292
293 #ifndef DOXY_IGNORE_THIS
294 struct DeleteRule { void operator()( Rule* _r ) { delete _r; } };
295 #endif
296
297 private:
298
299 CompositeT( const CompositeT& );
300 CompositeT& operator = ( const CompositeT );
301
302 };
303
304
305 //=============================================================================
306 } // END_NS_ADAPTIVE
307 } // END_NS_SUBDIVIDER
308 } // END_NS_OPENMESH
309 //=============================================================================
310 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SUBDIVIDER_ADAPTIVE_COMPOSITET_CC)
311 # define OPENMESH_SUBDIVIDER_TEMPLATES
312 # include "CompositeT.cc"
313 #endif
314 //=============================================================================
315 #endif // OPENMESH_SUBDIVIDER_ADAPTIVE_COMPOSITET_HH defined
316 //=============================================================================
OpenMesh::Subdivider::Adaptive::CompositeT::initialize
bool initialize(void)
Initialize faces, edges, vertices, and rules.
Definition: CompositeT.cc:84
OpenMesh::Subdivider::Adaptive::CompositeT::rules_as_string
std::string rules_as_string(const std::string &_sep=" * ") const
Return the sequence as string.
Definition: CompositeT.cc:296
OpenMesh::Subdivider::Adaptive::CompositeT
Definition: CompositeT.hh:138
OpenMesh::Subdivider::Adaptive::RuleHandleT
Definition: CompositeT.hh:83
OpenMesh
Definition: MeshItems.hh:64
OpenMesh::Subdivider::Adaptive::CompositeT::CompositeT
CompositeT(Mesh &_mesh)
Constructor.
Definition: CompositeT.hh:154
OpenMesh::Subdivider::Adaptive::CompositeT::n_rules
size_t n_rules() const
Number of rules in the rule sequence.
Definition: CompositeT.hh:249
OpenMesh::Subdivider::Adaptive::CompositeT::refine
void refine(typename M::FaceHandle &_fh)
Refine one face.
Definition: CompositeT.cc:181
OpenMesh::BaseHandle::is_valid
bool is_valid() const
The handle is valid iff the index is not equal to -1.
Definition: Handles.hh:77
OpenMesh::BaseHandle::idx
int idx() const
Get the underlying index of this handle.
Definition: Handles.hh:74
CompositeTraits.hh
OpenMesh::Subdivider::Adaptive::CompositeT::subdiv_type
int subdiv_type()
Return subdivision split type (3 for 1-to-3 split, 4 for 1-to-4 split).
Definition: CompositeT.hh:190
OpenMesh::Subdivider::Adaptive::CompositeT::add
RuleHandleT< R > add()
Definition: CompositeT.hh:206
OpenMesh::Subdivider::Adaptive::CompositeT::rule
RuleHandleT< R >::Rule & rule(const RuleHandleT< R > &_rh)
Definition: CompositeT.hh:229
OpenMesh::Subdivider::Adaptive::RuleInterfaceT
Definition: CompositeT.hh:84
OpenMesh::Subdivider::Adaptive::CompositeT::rules
const RuleSequence & rules() const
The rule sequence.
Definition: CompositeT.hh:259
OpenMesh::Subdivider::Adaptive::state_t
CompositeTraits::state_t state_t
Definition: CompositeTraits.hh:255
OpenMesh::Subdivider::Adaptive::CompositeT::cleanup
void cleanup(void)
Definition: CompositeT.hh:166
OpenMesh::Subdivider::Adaptive::CompositeT::rule
RuleInterfaceT< M > & rule(size_t _idx)
Definition: CompositeT.hh:242
OpenMesh::Subdivider::Adaptive::CompositeT::add
RuleHandleT< R > & add(RuleHandleT< R > &_rh)
Definition: CompositeT.hh:218