edgeSelector.h 12 KB
Newer Older
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
1
2
3
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps  *
* version 0.1                                                                  *
4
* Copyright (C) 2009-2011, IGG Team, LSIIT, University of Strasbourg           *
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
*                                                                              *
* This library is free software; you can redistribute it and/or modify it      *
* under the terms of the GNU Lesser General Public License as published by the *
* Free Software Foundation; either version 2.1 of the License, or (at your     *
* option) any later version.                                                   *
*                                                                              *
* This library is distributed in the hope that it will be useful, but WITHOUT  *
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or        *
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License  *
* for more details.                                                            *
*                                                                              *
* You should have received a copy of the GNU Lesser General Public License     *
* along with this library; if not, write to the Free Software Foundation,      *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.           *
*                                                                              *
20
* Web site: http://cgogn.u-strasbg.fr/                                         *
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
21
22
23
24
25
26
27
28
29
* Contact information: cgogn@unistra.fr                                        *
*                                                                              *
*******************************************************************************/

#ifndef __EDGESELECTOR_H__
#define __EDGESELECTOR_H__

#include "Algo/Decimation/selector.h"

30
31
32
33
34
#include "Container/fakeAttribute.h"
#include "Utils/qem.h"
#include "Utils/quadricRGBfunctions.h"
#include "Algo/Geometry/curvature.h"

Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
namespace CGoGN
{

namespace Algo
{

namespace Decimation
{

template <typename PFP>
class EdgeSelector_MapOrder : public EdgeSelector<PFP>
{
public:
	typedef typename PFP::MAP MAP ;
	typedef typename PFP::VEC3 VEC3 ;
	typedef typename PFP::REAL REAL ;

private:
	Dart cur ;

public:
	EdgeSelector_MapOrder(MAP& m, typename PFP::TVEC3& pos, std::vector<ApproximatorGen<PFP>*>& approx, const FunctorSelect& select = SelectorTrue()) :
		EdgeSelector<PFP>(m, pos, approx, select)
	{}
	~EdgeSelector_MapOrder()
	{}
	SelectorType getType() { return S_MapOrder ; }
	bool init() ;
	bool nextEdge(Dart& d) ;
	void updateBeforeCollapse(Dart d)
	{}
	void updateAfterCollapse(Dart d2, Dart dd2) ;
} ;

template <typename PFP>
class EdgeSelector_Random : public EdgeSelector<PFP>
{
public:
	typedef typename PFP::MAP MAP ;
	typedef typename PFP::VEC3 VEC3 ;
	typedef typename PFP::REAL REAL ;

private:
	std::vector<Dart> darts ;
	unsigned int cur ;
	bool allSkipped ;

public:
	EdgeSelector_Random(MAP& m, typename PFP::TVEC3& pos, std::vector<ApproximatorGen<PFP>*>& approx, const FunctorSelect& select = SelectorTrue()) :
		EdgeSelector<PFP>(m, pos, approx, select)
	{}
	~EdgeSelector_Random()
	{}
	SelectorType getType() { return S_Random ; }
	bool init() ;
	bool nextEdge(Dart& d) ;
	void updateBeforeCollapse(Dart d2)
	{}
	void updateAfterCollapse(Dart d2, Dart dd2) ;
} ;

template <typename PFP>
class EdgeSelector_Length : public EdgeSelector<PFP>
{
public:
	typedef typename PFP::MAP MAP ;
	typedef typename PFP::VEC3 VEC3 ;
	typedef typename PFP::REAL REAL ;

private:
	typedef struct
	{
		typename std::multimap<float,Dart>::iterator it ;
		bool valid ;
		static std::string CGoGNnameOfType() { return "LengthEdgeInfo" ; }
	} LengthEdgeInfo ;
	typedef NoMathIOAttribute<LengthEdgeInfo> EdgeInfo ;

	AttributeHandler<EdgeInfo> edgeInfo ;

	std::multimap<float,Dart> edges ;
	typename std::multimap<float,Dart>::iterator cur ;

	void initEdgeInfo(Dart d) ;
	void updateEdgeInfo(Dart d, bool recompute) ;
	void computeEdgeInfo(Dart d, EdgeInfo& einfo) ;

public:
	EdgeSelector_Length(MAP& m, typename PFP::TVEC3& pos, std::vector<ApproximatorGen<PFP>*>& approx, const FunctorSelect& select = SelectorTrue()) :
		EdgeSelector<PFP>(m, pos, approx, select)
	{
126
		edgeInfo = m.template addAttribute<EdgeInfo>(EDGE, "edgeInfo") ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
	}
	~EdgeSelector_Length()
	{
		this->m_map.removeAttribute(edgeInfo) ;
	}
	SelectorType getType() { return S_EdgeLength ; }
	bool init() ;
	bool nextEdge(Dart& d) ;
	void updateBeforeCollapse(Dart d) ;
	void updateAfterCollapse(Dart d2, Dart dd2) ;
} ;

template <typename PFP>
class EdgeSelector_QEM : public EdgeSelector<PFP>
{
public:
	typedef typename PFP::MAP MAP ;
	typedef typename PFP::VEC3 VEC3 ;
	typedef typename PFP::REAL REAL ;

private:
	typedef	struct
	{
		typename std::multimap<float,Dart>::iterator it ;
		bool valid ;
		static std::string CGoGNnameOfType() { return "QEMedgeInfo" ; }
	} QEMedgeInfo ;
	typedef NoMathIOAttribute<QEMedgeInfo> EdgeInfo ;

	AttributeHandler<EdgeInfo> edgeInfo ;
	AttributeHandler<Quadric<REAL> > quadric ;
	Quadric<REAL> tmpQ ;

	std::multimap<float,Dart> edges ;
	typename std::multimap<float,Dart>::iterator cur ;

	Approximator<PFP, typename PFP::VEC3>* m_positionApproximator ;

	void initEdgeInfo(Dart d) ;
	void updateEdgeInfo(Dart d, bool recompute) ;
	void computeEdgeInfo(Dart d, EdgeInfo& einfo) ;

public:
	EdgeSelector_QEM(MAP& m, typename PFP::TVEC3& pos, std::vector<ApproximatorGen<PFP>*>& approx, const FunctorSelect& select = SelectorTrue()) :
		EdgeSelector<PFP>(m, pos, approx, select)
	{
173
174
		edgeInfo = m.template addAttribute<EdgeInfo>(EDGE, "edgeInfo") ;
		quadric = m.template addAttribute<Quadric<REAL> >(VERTEX, "QEMquadric") ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
	}
	~EdgeSelector_QEM()
	{
		this->m_map.removeAttribute(quadric) ;
		this->m_map.removeAttribute(edgeInfo) ;
	}
	SelectorType getType() { return S_QEM ; }
	bool init() ;
	bool nextEdge(Dart& d) ;
	void updateBeforeCollapse(Dart d) ;
	void updateAfterCollapse(Dart d2, Dart dd2) ;
} ;

template <typename PFP>
class EdgeSelector_QEMml : public EdgeSelector<PFP>
{
public:
	typedef typename PFP::MAP MAP ;
	typedef typename PFP::VEC3 VEC3 ;
	typedef typename PFP::REAL REAL ;

private:
	typedef	struct
	{
		typename std::multimap<float,Dart>::iterator it ;
		bool valid ;
		static std::string CGoGNnameOfType() { return "QEMedgeInfo" ; }
	} QEMedgeInfo ;
	typedef NoMathIOAttribute<QEMedgeInfo> EdgeInfo ;

	AttributeHandler<EdgeInfo> edgeInfo ;
	AttributeHandler<Quadric<REAL> > quadric ;

	std::multimap<float,Dart> edges ;
	typename std::multimap<float,Dart>::iterator cur ;

	Approximator<PFP, typename PFP::VEC3>* m_positionApproximator ;

	void initEdgeInfo(Dart d) ;
	void updateEdgeInfo(Dart d, bool recompute) ;
	void computeEdgeInfo(Dart d, EdgeInfo& einfo) ;
	void recomputeQuadric(const Dart d, const bool recomputeNeighbors = false) ;

public:
	EdgeSelector_QEMml(MAP& m, typename PFP::TVEC3& pos, std::vector<ApproximatorGen<PFP>*>& approx, const FunctorSelect& select = SelectorTrue()) :
		EdgeSelector<PFP>(m, pos, approx, select)
	{
222
223
		edgeInfo = m.template addAttribute<EdgeInfo>(EDGE, "edgeInfo") ;
		quadric = m.template addAttribute<Quadric<REAL> >(VERTEX, "QEMquadric") ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
	}
	~EdgeSelector_QEMml()
	{
		this->m_map.removeAttribute(quadric) ;
		this->m_map.removeAttribute(edgeInfo) ;
	}
	SelectorType getType() { return S_QEMml ; }
	bool init() ;
	bool nextEdge(Dart& d) ;
	void updateBeforeCollapse(Dart d) ;
	void updateAfterCollapse(Dart d2, Dart dd2) ;
} ;

template <typename PFP>
class EdgeSelector_Curvature : public EdgeSelector<PFP>
{
public:
	typedef typename PFP::MAP MAP ;
	typedef typename PFP::VEC3 VEC3 ;
	typedef typename PFP::REAL REAL ;

private:
	typedef	struct
	{
		typename std::multimap<float,Dart>::iterator it ;
		bool valid ;
		static std::string CGoGNnameOfType() { return "CurvatureEdgeInfo" ; }
	} CurvatureEdgeInfo ;
	typedef NoMathIOAttribute<CurvatureEdgeInfo> EdgeInfo ;

254
255
256
	Geom::BoundingBox<VEC3> bb ;
	REAL radius ;

Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
257
258
	typename PFP::TVEC3 normal ;
	AttributeHandler<EdgeInfo> edgeInfo ;
259
260
261
262
263
264
	typename PFP::TREAL edgeangle ;
	typename PFP::TREAL kmax ;
	typename PFP::TREAL kmin ;
	typename PFP::TVEC3 Kmax ;
	typename PFP::TVEC3 Kmin ;
	typename PFP::TVEC3 Knormal ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
265
266
267
268
269
270
271
272
273
274
275
276
277
278

	std::multimap<float,Dart> edges ;
	typename std::multimap<float,Dart>::iterator cur ;

	Approximator<PFP, typename PFP::VEC3>* m_positionApproximator ;

	void initEdgeInfo(Dart d) ;
	void updateEdgeInfo(Dart d, bool recompute) ;
	void computeEdgeInfo(Dart d, EdgeInfo& einfo) ;

public:
	EdgeSelector_Curvature(MAP& m, typename PFP::TVEC3& pos, std::vector<ApproximatorGen<PFP>*>& approx, const FunctorSelect& select = SelectorTrue()) :
		EdgeSelector<PFP>(m, pos, approx, select)
	{
279
280
281
		bb = Algo::Geometry::computeBoundingBox<PFP>(m, pos) ;
		radius = bb.diagSize() * 0.003 ;

282
		normal = m.template getAttribute<VEC3>(VERTEX, "normal") ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
283
284
		if(!normal.isValid())
		{
285
			normal = m.template addAttribute<VEC3>(VERTEX, "normal") ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
286
287
288
			Algo::Geometry::computeNormalVertices<PFP>(m, pos, normal) ;
		}

289
290
291
292
293
294
295
296
297
298
299
300
		edgeangle = m.template getAttribute<REAL>(VERTEX, "edgeangle") ;
		if(!edgeangle.isValid())
		{
			edgeangle = m.template addAttribute<REAL>(EDGE, "edgeangle") ;
			Algo::Geometry::computeAnglesBetweenNormalsOnEdges<PFP>(m, pos, edgeangle) ;
		}

		kmax = m.template getAttribute<REAL>(VERTEX, "kmax") ;
		kmin = m.template getAttribute<REAL>(VERTEX, "kmin") ;
		Kmax = m.template getAttribute<VEC3>(VERTEX, "Kmax") ;
		Kmin = m.template getAttribute<VEC3>(VERTEX, "Kmin") ;
		Knormal = m.template getAttribute<VEC3>(VERTEX, "Knormal") ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
301
302
		// as all these attributes are computed simultaneously by computeCurvatureVertices
		// one can assume that if one of them is not valid, the others must be created too
303
		if(!kmax.isValid())
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
304
		{
305
306
307
308
309
310
			kmax = m.template addAttribute<REAL>(VERTEX, "kmax") ;
			kmin = m.template addAttribute<REAL>(VERTEX, "kmin") ;
			Kmax = m.template addAttribute<VEC3>(VERTEX, "Kmax") ;
			Kmin = m.template addAttribute<VEC3>(VERTEX, "Kmin") ;
			Knormal = m.template addAttribute<VEC3>(VERTEX, "Knormal") ;
			Algo::Geometry::computeCurvatureVertices_NormalCycles<PFP>(m, radius, pos, normal, edgeangle, kmax, kmin, Kmax, Kmin, Knormal) ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
311
312
		}

313
		edgeInfo = m.template addAttribute<EdgeInfo>(EDGE, "edgeInfo") ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
314
315
316
	}
	~EdgeSelector_Curvature()
	{
317
318
319
320
321
322
		this->m_map.removeAttribute(edgeangle) ;
		this->m_map.removeAttribute(kmax) ;
		this->m_map.removeAttribute(kmin) ;
		this->m_map.removeAttribute(Kmax) ;
		this->m_map.removeAttribute(Kmin) ;
		this->m_map.removeAttribute(Knormal) ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
		this->m_map.removeAttribute(edgeInfo) ;
	}
	SelectorType getType() { return S_Curvature ; }
	bool init() ;
	bool nextEdge(Dart& d) ;
	void updateBeforeCollapse(Dart d) ;
	void updateAfterCollapse(Dart d2, Dart dd2) ;
} ;


template <typename PFP>
class EdgeSelector_MinDetail : public EdgeSelector<PFP>
{
public:
	typedef typename PFP::MAP MAP ;
	typedef typename PFP::VEC3 VEC3 ;
	typedef typename PFP::REAL REAL ;

private:
	typedef	struct
	{
		typename std::multimap<float,Dart>::iterator it ;
		bool valid ;
		static std::string CGoGNnameOfType() { return "MinDetailEdgeInfo" ; }
	} MinDetailEdgeInfo ;
	typedef NoMathIOAttribute<MinDetailEdgeInfo> EdgeInfo ;

	AttributeHandler<EdgeInfo> edgeInfo ;

	std::multimap<float,Dart> edges ;
	typename std::multimap<float,Dart>::iterator cur ;

	Approximator<PFP, typename PFP::VEC3>* m_positionApproximator ;

	void initEdgeInfo(Dart d) ;
	void updateEdgeInfo(Dart d, bool recompute) ;
	void computeEdgeInfo(Dart d, EdgeInfo& einfo) ;

public:
	EdgeSelector_MinDetail(MAP& m, typename PFP::TVEC3& pos, std::vector<ApproximatorGen<PFP>*>& approx, const FunctorSelect& select = SelectorTrue()) :
		EdgeSelector<PFP>(m, pos, approx, select)
	{
365
		edgeInfo = m.template addAttribute<EdgeInfo>(EDGE, "edgeInfo") ;
Kenneth Vanhoey's avatar
Kenneth Vanhoey committed
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
	}
	~EdgeSelector_MinDetail()
	{
		this->m_map.removeAttribute(edgeInfo) ;
	}
	SelectorType getType() { return S_MinDetail ; }
	bool init() ;
	bool nextEdge(Dart& d) ;
	void updateBeforeCollapse(Dart d) ;
	void updateAfterCollapse(Dart d2, Dart dd2) ;
} ;

} // namespace Decimation

} // namespace Algo

} // namespace CGoGN

#include "Algo/Decimation/edgeSelector.hpp"

#endif