Coupure prévue mardi 3 Août au matin pour maintenance du serveur. Nous faisons au mieux pour que celle-ci soit la plus brève possible.

pmesh.h 4.87 KB
Newer Older
Pierre Kraemer's avatar
Pierre Kraemer committed
1
2
3
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps  *
* version 0.1                                                                  *
4
* Copyright (C) 2009-2012, IGG Team, LSIIT, University of Strasbourg           *
Pierre Kraemer's avatar
Pierre Kraemer 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.unistra.fr/                                           *
Pierre Kraemer's avatar
Pierre Kraemer committed
21
22
23
24
25
26
27
28
29
30
* Contact information: cgogn@unistra.fr                                        *
*                                                                              *
*******************************************************************************/

#ifndef __PMESH__
#define __PMESH__

#include "Algo/ProgressiveMesh/vsplit.h"

#include "Algo/Decimation/selector.h"
31
#include "Algo/Decimation/edgeSelector.h"
Pierre Kraemer's avatar
Pierre Kraemer committed
32
33
#include "Algo/Decimation/geometryApproximator.h"
#include "Algo/Decimation/geometryPredictor.h"
34
#include "Algo/Decimation/colorPerVertexApproximator.h"
Pierre Kraemer's avatar
Pierre Kraemer committed
35
36
37
38
39
40
41
42
43

#include "Utils/quantization.h"

namespace CGoGN
{

namespace Algo
{

44
45
46
namespace Surface
{

Pierre Kraemer's avatar
Pierre Kraemer committed
47
48
49
50
51
52
53
54
55
56
57
58
59
namespace PMesh
{

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

private:
	MAP& m_map ;
60
	VertexAttribute<VEC3, MAP>& position ;
Pierre Kraemer's avatar
Pierre Kraemer committed
61

62
    DartMarker<MAP>& inactiveMarker ;
Pierre Kraemer's avatar
Pierre Kraemer committed
63

64
	Algo::Surface::Decimation::Selector<PFP>* m_selector ;
65
66
	std::vector<Algo::Surface::Decimation::ApproximatorGen<PFP>*> m_approximators ;
	std::vector<Algo::Surface::Decimation::PredictorGen<PFP>*> m_predictors ;
Pierre Kraemer's avatar
Pierre Kraemer committed
67
68
69
	std::vector<VSplit<PFP>*> m_splits ;
	unsigned int m_cur ;

70
	Algo::Surface::Decimation::Approximator<PFP, VEC3, EDGE>* m_positionApproximator ;
Pierre Kraemer's avatar
Pierre Kraemer committed
71
72
73
74
75
76
77
78

	bool m_initOk ;

	double m_detailAmount ;
	bool m_localFrameDetailVectors ;

	std::vector<VEC3> originalDetailVectors ;
	bool quantizationInitialized, quantizationApplied ;
79
	Algo::PMesh::Quantization<VEC3>* q ;
Pierre Kraemer's avatar
Pierre Kraemer committed
80
81
82

public:
	ProgressiveMesh(
Pierre Kraemer's avatar
Pierre Kraemer committed
83
		MAP& map,
84
        DartMarker<MAP>& inactive,
Pierre Kraemer's avatar
Pierre Kraemer committed
85
86
		Algo::Surface::Decimation::SelectorType s,
		Algo::Surface::Decimation::ApproximatorType a,
87
		VertexAttribute<VEC3, MAP>& position
Pierre Kraemer's avatar
Pierre Kraemer committed
88
	) ;
89
	ProgressiveMesh(
90
            MAP& map, DartMarker<MAP>& inactive,
91
			Algo::Surface::Decimation::Selector<PFP>* selector, std::vector<Algo::Surface::Decimation::ApproximatorGen<PFP>*>& approximators,
92
            VertexAttribute<VEC3, MAP>& position) ;
Pierre Kraemer's avatar
Pierre Kraemer committed
93
94
95
96
97
98
99
	~ProgressiveMesh() ;

	bool initOk() { return m_initOk ; }

	void createPM(unsigned int percentWantedVertices) ;

	std::vector<VSplit<PFP>*>& splits() { return m_splits ; }
100
	Algo::Surface::Decimation::Selector<PFP>* selector() { return m_selector ; }
101
102
	std::vector<Algo::Surface::Decimation::ApproximatorGen<PFP>*>& approximators() { return m_approximators ; }
	std::vector<Algo::Surface::Decimation::PredictorGen<PFP>*>& predictors() { return m_predictors ; }
Pierre Kraemer's avatar
Pierre Kraemer committed
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136

	void edgeCollapse(VSplit<PFP>* vs) ;
	void vertexSplit(VSplit<PFP>* vs) ;

	void coarsen() ;
	void refine() ;

	void gotoLevel(unsigned int goal) ;
	unsigned int& currentLevel() { return m_cur ; }
	unsigned int nbSplits() { return m_splits.size() ; }

	void recomputeApproxAndDetails() ;

	double detailAmount() { return m_detailAmount ; }
	void setDetailAmount(double a) ;

	void localizeDetailVectors() ;
	void globalizeDetailVectors() ;

	void quantizeDetailVectors(unsigned int nbClasses) ;
	void quantizeDetailVectors(float distortion) ;
	void resetDetailVectors() ;

//	float getDifferentialEntropy() { return q->getDifferentialEntropy() ; }
//	float getDiscreteEntropy() { return q->getDiscreteEntropy() ; }

//	void calculCourbeDebitDistortion(float distortion) ;

private:
	void initQuantization() ;
} ;

} //namespace PMesh

137
138
} // Surface

Pierre Kraemer's avatar
Pierre Kraemer committed
139
140
141
142
143
144
145
} //namespace Algo

} //namespace CGoGN

#include "Algo/ProgressiveMesh/pmesh.hpp"

#endif