OpenMesh
CompositeT.hh
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48//=============================================================================
49//
50// CLASS CompositeT
51//
52//=============================================================================
53
54#ifndef OPENMESH_SUBDIVIDER_ADAPTIVE_COMPOSITET_HH
55#define OPENMESH_SUBDIVIDER_ADAPTIVE_COMPOSITET_HH
56
57
58//== INCLUDES =================================================================
59
60#include <OpenMesh/Core/System/config.hh>
62// --------------------
63#include <vector>
64#include <memory>
65#include <string>
66
67
68//== NAMESPACE ================================================================
69
70namespace OpenMesh { // BEGIN_NS_OPENMESH
71namespace Subdivider { // BEGIN_NS_SUBDIVIDER
72namespace Adaptive { // BEGIN_NS_ADAPTIVE
73
74
75//== CLASS DEFINITION =========================================================
76
77
78template <typename R> struct RuleHandleT;
79template <typename M> class RuleInterfaceT;
80
81
82//== CLASS DEFINITION =========================================================
83
133template <typename M> class CompositeT
134{
135public:
136
137 typedef RuleInterfaceT<M> Rule;
138 typedef M Mesh;
139 typedef std::vector<Rule*> RuleSequence;
140
141 typedef typename M::VertexHandle VH;
142 typedef typename M::FaceHandle FH;
143 typedef typename M::EdgeHandle EH;
144 typedef typename M::HalfedgeHandle HH;
145
146public:
147
149 explicit CompositeT(Mesh& _mesh)
150 : subdiv_type_(0),
151 subdiv_rule_(nullptr), /*first_rule_(nullptr), last_rule_(nullptr),*/ mesh_(_mesh)
152 { }
153
155 virtual ~CompositeT()
156 { cleanup(); }
157
158
161 void cleanup(void)
162 {
163 subdiv_type_ = 0;
164 subdiv_rule_ = nullptr;
165
166 std::for_each(rule_sequence_.begin(),
167 rule_sequence_.end(), DeleteRule() );
168 rule_sequence_.clear();
169 }
170
171
173 bool initialize(void);
174
175
177 void refine(typename M::FaceHandle& _fh);
178
179
181 void refine(typename M::VertexHandle& _vh);
182
183
185 int subdiv_type() { return subdiv_type_; }
186
187
188 // Return subdivision rule.
189 const Rule& subdiv_rule() const { return *subdiv_rule_; }
190
191public:
192
194 //*@
195
200 template < typename R >
202 {
203 size_t idx = rule_sequence_.size();
204 rule_sequence_.push_back( new R( mesh_ ) );
205 return RuleHandleT<R>( (idx < rule_sequence_.size()) ? idx : -1 );
206 }
207
212 template < typename R >
214 {
215 return _rh = add< R >();
216 }
217
223 template < typename R >
224 typename RuleHandleT<R>::Rule& rule( const RuleHandleT<R>& _rh )
225 {
226 typedef typename RuleHandleT<R>::Rule rule_t;
227 assert( _rh.is_valid() );
228 return *dynamic_cast<rule_t*>(rule_sequence_[ _rh.idx() ]);
229 }
230
231
237 RuleInterfaceT<M>& rule( size_t _idx )
238 {
239 assert( _idx < n_rules() );
240 return *rule_sequence_[ _idx ];
241 }
242
244 size_t n_rules() const { return rule_sequence_.size(); }
245
247 std::string rules_as_string(const std::string& _sep= " * ") const;
248
250
251protected:
252
254 const RuleSequence& rules() const { return rule_sequence_; }
255
256protected: // helper
257
258 // get current generation from state
259 state_t generation(state_t _s) const { return _s-(_s % n_rules()); }
260 state_t generation( VH _vh ) const { return generation(mesh_.data(_vh).state()); }
261 state_t generation( EH _eh ) const { return generation(mesh_.data(_eh).state()); }
262 state_t generation( FH _fh ) const { return generation(mesh_.data(_fh).state()); }
263
264private:
265
266 // short cuts
267 Rule* t_rule() const { return subdiv_rule_; }
268 Rule* f_rule() { return rule_sequence_.front(); }
269 Rule* l_rule() { return rule_sequence_.back(); }
270
271private:
272
273 //
274 RuleSequence rule_sequence_;
275
276 // Split type
277 int subdiv_type_;
278
279 Rule *subdiv_rule_;
280// Rule *first_rule_;
281// Rule *last_rule_;
282
283 //
284 Mesh &mesh_;
285
286private: // helper
287
288#ifndef DOXY_IGNORE_THIS
289 struct DeleteRule { void operator()( Rule* _r ) { delete _r; } };
290#endif
291
292private:
293
294 CompositeT( const CompositeT& );
295 CompositeT& operator = ( const CompositeT );
296
297};
298
299
300//=============================================================================
301} // END_NS_ADAPTIVE
302} // END_NS_SUBDIVIDER
303} // END_NS_OPENMESH
304//=============================================================================
305#if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SUBDIVIDER_ADAPTIVE_COMPOSITET_CC)
306# define OPENMESH_SUBDIVIDER_TEMPLATES
307# include "CompositeT_impl.hh"
308#endif
309//=============================================================================
310#endif // OPENMESH_SUBDIVIDER_ADAPTIVE_COMPOSITET_HH defined
311//=============================================================================
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
CompositeTraits::state_t state_t
Adaptive Composite Subdivision framework.
Definition: CompositeTraits.hh:250
bool is_valid() const
The handle is valid iff the index is not negative.
Definition: Handles.hh:72
int idx() const
Get the underlying index of this handle.
Definition: Handles.hh:69
Handle template for adaptive composite subdividion rules.
Definition: RuleInterfaceT.hh:84
Base class for adaptive composite subdivision rules.
Definition: RuleInterfaceT.hh:109
Adaptive Composite Subdivision framework.
Definition: CompositeT.hh:134
RuleHandleT< R > add()
Add new rule to rule sequence by passing the type of the wanted rule as template argument to the meth...
Definition: CompositeT.hh:201
std::string rules_as_string(const std::string &_sep=" * ") const
Return the sequence as string.
Definition: CompositeT_impl.hh:289
CompositeT(Mesh &_mesh)
Constructor.
Definition: CompositeT.hh:149
state_t generation(VH _vh) const
Add new rule to rule sequence by passing the type of the wanted rule as template argument to the meth...
Definition: CompositeT.hh:260
bool initialize(void)
Initialize faces, edges, vertices, and rules.
Definition: CompositeT_impl.hh:77
RuleInterfaceT< M > & rule(size_t _idx)
Get rule (interface) by index.
Definition: CompositeT.hh:237
size_t n_rules() const
Number of rules in the rule sequence.
Definition: CompositeT.hh:244
RuleHandleT< R > & add(RuleHandleT< R > &_rh)
Add new rule to rule sequence by passing an appropriate handle to the method.
Definition: CompositeT.hh:213
state_t generation(FH _fh) const
Add new rule to rule sequence by passing the type of the wanted rule as template argument to the meth...
Definition: CompositeT.hh:262
state_t generation(state_t _s) const
Add new rule to rule sequence by passing the type of the wanted rule as template argument to the meth...
Definition: CompositeT.hh:259
const RuleSequence & rules() const
The rule sequence.
Definition: CompositeT.hh:254
state_t generation(EH _eh) const
Add new rule to rule sequence by passing the type of the wanted rule as template argument to the meth...
Definition: CompositeT.hh:261
void cleanup(void)
Reset self to state after the default constructor except of the mesh.
Definition: CompositeT.hh:161
RuleHandleT< R >::Rule & rule(const RuleHandleT< R > &_rh)
Get rule in the rule sequence by a handle.
Definition: CompositeT.hh:224
int subdiv_type()
Return subdivision split type (3 for 1-to-3 split, 4 for 1-to-4 split).
Definition: CompositeT.hh:185
void refine(typename M::FaceHandle &_fh)
Refine one face.
Definition: CompositeT_impl.hh:174
Mesh traits for adaptive composite subdivider.

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