Création d'un compte pour un collaborateur extérieur au laboratoire depuis l'intranet ICube : https://intranet.icube.unistra.fr/fr/labs/member/profile

tuto_mt.cpp 13.2 KB
Newer Older
Sylvain Thery's avatar
Sylvain Thery 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           *
Sylvain Thery's avatar
Sylvain Thery 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/                                         *
Sylvain Thery's avatar
Sylvain Thery committed
21
22
23
24
25
26
* Contact information: cgogn@unistra.fr                                        *
*                                                                              *
*******************************************************************************/

#include <iostream>

27
#include "tuto_mt.h"
Sylvain Thery's avatar
Sylvain Thery committed
28
29
30
31
32
33
34
35
36

#include "Topology/generic/parameters.h"
#include "Topology/map/map2.h"
#include "Topology/generic/embeddedMap2.h"

#include "Geometry/vector_gen.h"

#include "Algo/Import/import.h"
#include "Algo/Geometry/boundingbox.h"
37
38
#include "Algo/Render/GL1/map_glRender.h"
#include "Utils/GLSLShader.h"
Sylvain Thery's avatar
Sylvain Thery committed
39
40
#include "Algo/Geometry/area.h"
#include "Algo/Geometry/normal.h"
41
42
#include "Algo/Modelisation/polyhedron.h"

Sylvain Thery's avatar
Sylvain Thery committed
43
44
#include "Algo/Parallel/parallel_foreach.h"

45
// for file input
Sylvain Thery's avatar
Sylvain Thery committed
46
 #include "Utils/qtInputs.h"
Sylvain Thery's avatar
Sylvain Thery committed
47
48
49
50
51
52
53
54
55
56
57
58
59

using namespace CGoGN ;

/**
 * Struct that contains some informations about the types of the manipulated objects
 * Mainly here to be used by the algorithms that are parameterized by it
 */
struct PFP: public PFP_STANDARD
{
	// definition of the map
	typedef EmbeddedMap2<Map2> MAP;
};

60
61
62
63
64
65
66
67
68
69
70
// declaration of the map
PFP::MAP myMap;
// this selector is going to select all the darts
SelectorTrue allDarts;

// attribute handlers
AttributeHandler<PFP::VEC3> position;
AttributeHandler<PFP::VEC3> normal;

// open file
void MyQT::cb_Open()
Sylvain Thery's avatar
Sylvain Thery committed
71
{
72
	// set some filters
Sylvain Thery's avatar
Sylvain Thery committed
73
74
75
76
77
78
79
80
81
82
//	std::string filters("all (*.*);; trian (*.trian);; ctm (*.ctm);; off (*.off);; ply (*.ply)");
//
//	std::string filename = selectFile("OpenMesh","",filters);
//
//	std::vector<std::string> attrNames ;
//	if(!Algo::Import::importMesh<PFP>(myMap, filename.c_str(), attrNames))
//	{
//		CGoGNerr << "could not import " << filename << CGoGNendl ;
//		return;
//	}
Sylvain Thery's avatar
Sylvain Thery committed
83

84
	std::vector<std::string> attrNames ;
Sylvain Thery's avatar
Sylvain Thery committed
85
	if(!Algo::Import::importMesh<PFP>(myMap, "/home/thery/Data/liver.trian", attrNames))
86
	{
Sylvain Thery's avatar
Sylvain Thery committed
87
		CGoGNerr << "could not import xxx" << CGoGNendl ;
88
89
		return;
	}
Sylvain Thery's avatar
Sylvain Thery committed
90

91
	// recuper l'attribut pour la position des points (créé lors de l'import)
92
	position = myMap.getAttribute<PFP::VEC3>(VERTEX, attrNames[0]) ;
93
94

	if (!normal.isValid())
95
		normal = myMap.addAttribute<PFP::VEC3>(VERTEX, "normal");
Sylvain Thery's avatar
Sylvain Thery committed
96

97
98
99
100
101
102
103
104
105
106
107
108
109
110
	Algo::Geometry::computeNormalVertices<PFP>(myMap, position, normal) ;

    //  bounding box
    Geom::BoundingBox<PFP::VEC3> bb = Algo::Geometry::computeBoundingBox<PFP>(myMap, position);
    float lWidthObj = std::max<PFP::REAL>(std::max<PFP::REAL>(bb.size(0), bb.size(1)), bb.size(2));
    Geom::Vec3f lPosObj = (bb.min() +  bb.max()) / PFP::REAL(2);

    // envoit info BB a l'interface
	setParamObject(lWidthObj,lPosObj.data());
	updateGLMatrices();
}

// new
void MyQT::cb_New()
Sylvain Thery's avatar
Sylvain Thery committed
111
{
112
	if (!position.isValid())
113
		position = myMap.addAttribute<PFP::VEC3>(VERTEX, "position");
Sylvain Thery's avatar
Sylvain Thery committed
114

115
116
117
118
	// create a sphere
	Algo::Modelisation::Polyhedron<PFP> prim(myMap, position);
	prim.cylinder_topo(16,16, true, true); // topo of sphere is a closed cylinder
	prim.embedSphere(10.0f);
Sylvain Thery's avatar
Sylvain Thery committed
119

120
	if (!normal.isValid())
121
		normal = myMap.addAttribute<PFP::VEC3>(VERTEX, "normal");
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136

	Algo::Geometry::computeNormalVertices<PFP>(myMap, position, normal) ;

   //  bounding box
	Geom::BoundingBox<PFP::VEC3> bb = Algo::Geometry::computeBoundingBox<PFP>(myMap, position);
	float lWidthObj = std::max<PFP::REAL>(std::max<PFP::REAL>(bb.size(0), bb.size(1)), bb.size(2));
	Geom::Vec3f lPosObj = (bb.min() +  bb.max()) / PFP::REAL(2);

	setParamObject(lWidthObj,lPosObj.data());

	updateGLMatrices();
}

void MyQT::cb_initGL()
{
Pierre Kraemer's avatar
merge..    
Pierre Kraemer committed
137
	// Old school openGL ;)
138
139
140
141
142
	Utils::GLSLShader::setCurrentOGLVersion(1);

	glewInit();

	// init lighting parameters
Sylvain Thery's avatar
Sylvain Thery committed
143
	float lightPosition[4]= {10.0f,10.0f,10000.0f,1.0f};
144
145
146
	float lightColor[4]= {0.9f,0.9f,0.9f,1.0f};

	glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, GL_TRUE);
Sylvain Thery's avatar
Sylvain Thery committed
147
	glEnable(GL_LIGHT0);
148
149
	glLightfv(GL_LIGHT0, GL_DIFFUSE, lightColor);
	glLightfv(GL_LIGHT0, GL_POSITION, lightPosition);
Sylvain Thery's avatar
Sylvain Thery committed
150
151
152
153
	glEnable(GL_NORMALIZE);
//	glDisable(GL_CULL_FACE);
//	glFrontFace(GL_CCW);

154
}
Sylvain Thery's avatar
Sylvain Thery committed
155

156
157
void MyQT::cb_redraw()
{
Sylvain Thery's avatar
Sylvain Thery committed
158
159
160
161
162
    GLfloat diff[4]= {0.0f,1.0f,0.1f,1.0f};
    GLfloat amb[4]= {0.1f,0.0f,0.1f,1.0f};
    GLfloat spec[4]= {1.0f,1.0f,1.0f,1.0f};
    float shininess=125.0f;

Sylvain Thery's avatar
Sylvain Thery committed
163
	// draw the lines
Sylvain Thery's avatar
Sylvain Thery committed
164
165
166
167
168
169
//	glDisable(GL_LIGHTING);
//	glColor3f(0.0f, 0.0f, 0.3f);
//	glPolygonMode(GL_FRONT_AND_BACK,GL_LINE);
//	glDisable(GL_LIGHTING);
//
//	Algo::Render::GL1::renderTriQuadPoly<PFP>(myMap,Algo::Render::GL1::LINE, 1.0f,position, normal);
Sylvain Thery's avatar
Sylvain Thery committed
170
171
172
173

	// draw the faces
	glEnable(GL_POLYGON_OFFSET_FILL);
	glPolygonOffset(1.0f, 1.0f);
174
	glEnable(GL_LIGHTING);
Sylvain Thery's avatar
Sylvain Thery committed
175
	glEnable(GL_SMOOTH);
176
	glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
Sylvain Thery's avatar
Sylvain Thery committed
177
178
179
180
181

    glMaterialfv(GL_FRONT, GL_DIFFUSE, diff);
    glMaterialfv(GL_FRONT, GL_AMBIENT, amb);
    glMaterialfv(GL_FRONT,GL_SPECULAR,spec);
    glMaterialf( GL_FRONT, GL_SHININESS, shininess);
182
	Algo::Render::GL1::renderTriQuadPoly<PFP>(myMap,Algo::Render::GL1::SMOOTH, 1.0f,position, normal);
Sylvain Thery's avatar
Sylvain Thery committed
183
184
185
186
	glDisable(GL_POLYGON_OFFSET_FILL);
}


187
188
template <typename XXX>
class ThreadArea: public Algo::Parallel::CGoGNThread<typename XXX::MAP>
Sylvain Thery's avatar
Sylvain Thery committed
189
190
{
protected:
191
	const typename XXX::TVEC3& m_positions;
Sylvain Thery's avatar
Sylvain Thery committed
192
193
	float area;
public:
Pierre Kraemer's avatar
merge..    
Pierre Kraemer committed
194
	ThreadArea(typename XXX::MAP& map, const typename XXX::TVEC3& pos, unsigned int th) :
195
196
		Algo::Parallel::CGoGNThread<typename XXX::MAP>(map,th),
		m_positions(pos),
Pierre Kraemer's avatar
merge..    
Pierre Kraemer committed
197
198
		area(0.0f)
	{}
Sylvain Thery's avatar
Sylvain Thery committed
199
200
201

	void operator()()
	{
202
203
204
205
		// 3 times just for fun !!!
		area += Algo::Geometry::totalArea<XXX>(this->m_map, m_positions, SelectorTrue(), this->m_threadId);
		area += Algo::Geometry::totalArea<XXX>(this->m_map, m_positions, SelectorTrue(), this->m_threadId);
		area += Algo::Geometry::totalArea<XXX>(this->m_map, m_positions, SelectorTrue(), this->m_threadId);
Sylvain Thery's avatar
Sylvain Thery committed
206
207
	}

Pierre Kraemer's avatar
merge..    
Pierre Kraemer committed
208
	float getTripleValue() { return area; }
Sylvain Thery's avatar
Sylvain Thery committed
209
210
211
};


212
213
template <typename XXX>
class ThreadNormals: public Algo::Parallel::CGoGNThread<typename XXX::MAP>
Sylvain Thery's avatar
Sylvain Thery committed
214
215
{
protected:
216
217
	const typename XXX::TVEC3& m_positions;
	typename XXX::TVEC3& m_normals;
Sylvain Thery's avatar
Sylvain Thery committed
218
public:
219
220
221
	ThreadNormals(typename XXX::MAP& map, const typename XXX::TVEC3& pos, typename XXX::TVEC3& norm, unsigned int th):
		Algo::Parallel::CGoGNThread<typename XXX::MAP>(map,th),
		m_positions(pos),
Pierre Kraemer's avatar
merge..    
Pierre Kraemer committed
222
223
		m_normals(norm)
	{}
Sylvain Thery's avatar
Sylvain Thery committed
224
225
226

	void operator()()
	{
227
		Algo::Geometry::computeNormalVertices<XXX>(this->m_map, m_positions, m_normals, SelectorTrue(), this->m_threadId);
Sylvain Thery's avatar
Sylvain Thery committed
228
229
	}

230
};
Sylvain Thery's avatar
Sylvain Thery committed
231
232


233
234
//template<typename XXX>
//class Thread0
Sylvain Thery's avatar
Sylvain Thery committed
235
236
//{
//protected:
237
238
239
240
//	typename XXX::MAP& m_map;
//	MyGlutWin& m_mgw;
//	unsigned int m_th;
//	SelectorTrue m_selt;
Sylvain Thery's avatar
Sylvain Thery committed
241
//public:
242
243
//	Thread0(typename XXX::MAP& map,MyGlutWin& mgw, unsigned int th):
//		m_map(map), m_mgw(mgw), m_th(th) {}
Sylvain Thery's avatar
Sylvain Thery committed
244
245
246
//
//	void operator()()
//	{
247
//		CGoGNout << "Begin render init"<<CGoGNendl;
248
//		m_mgw.useContext();
Sylvain Thery's avatar
Sylvain Thery committed
249
//
250
//		// instanciation of the renderer (here using VBOs)
251
//		m_mgw.m_render = new Algo::Render::VBO::MapRender_VBO();
Sylvain Thery's avatar
Sylvain Thery committed
252
//
253
//	    // update the renderer (geometry and primitives)
254
//	    m_mgw.m_render->updateData(Algo::Render::VBO::POSITIONS, position);
Sylvain Thery's avatar
Sylvain Thery committed
255
//
256
257
//	    m_mgw.m_render->initPrimitives<PFP>(m_map, m_selt, Algo::Render::VBO::TRIANGLES,m_th);
//	    m_mgw.m_render->initPrimitives<PFP>(m_map, m_selt, Algo::Render::VBO::LINES,m_th);
Sylvain Thery's avatar
Sylvain Thery committed
258
//
259
//	    m_mgw.releaseContext();
260
//	    CGoGNout<< "Render OK "<< CGoGNendl;
Sylvain Thery's avatar
Sylvain Thery committed
261
262
263
264
265
266
//
//	}
//};



267
268
template <typename XXX>
class calculFunctor1 : public Algo::Parallel::FunctorMapThreaded<typename XXX::MAP>
Sylvain Thery's avatar
Sylvain Thery committed
269
270
{
protected:
271
272
	typename XXX::TVEC3& m_positions;
	typename XXX::TVEC3& m_normals;
Sylvain Thery's avatar
Sylvain Thery committed
273
public:
274
275
	calculFunctor1( typename XXX::MAP& map, typename XXX::TVEC3& pos, typename XXX::TVEC3& norm, unsigned int id=0):
		Algo::Parallel::FunctorMapThreaded<typename XXX::MAP>(map,id), m_positions(pos), m_normals(norm) {}
Sylvain Thery's avatar
Sylvain Thery committed
276
277
278

	bool operator()(Dart d)
	{
279
280
281
282
283
284
285
		typename XXX::VEC3 n1 = Algo::Geometry::vertexNormal<XXX>(this->m_map, d, m_positions);
		typename XXX::VEC3 n2 = Algo::Geometry::vertexNormal<XXX>(this->m_map, this->m_map.phi1(d), m_positions);
		typename XXX::VEC3 n3 = Algo::Geometry::vertexNormal<XXX>(this->m_map, this->m_map.phi_1(d), m_positions);
		typename XXX::VEC3 n = n1+n2+n3;
		n1 = Algo::Geometry::vertexNormal<XXX>(this->m_map, d, m_positions);
		n2 = Algo::Geometry::vertexNormal<XXX>(this->m_map, this->m_map.phi1(d), m_positions);
		n3 = Algo::Geometry::vertexNormal<XXX>(this->m_map, this->m_map.phi_1(d), m_positions);
Sylvain Thery's avatar
Sylvain Thery committed
286
		n += n1+n2+n3;
Sylvain Thery's avatar
Sylvain Thery committed
287
288
		n.normalize();
		m_normals[d] =  n;
289
//		m_normals[d] = Algo::Geometry::vertexNormal<XXX>(this->m_map, d, m_positions);
Sylvain Thery's avatar
Sylvain Thery committed
290
291
		return false;
	}
292
293
294
295
296
297

	Algo::Parallel::FunctorMapThreaded<typename XXX::MAP>* duplicate(unsigned int id)
	{
		calculFunctor1<XXX>* copy = new calculFunctor1<XXX>(this->m_map,m_positions,m_normals,id);
		return reinterpret_cast<Algo::Parallel::FunctorMapThreaded<typename XXX::MAP>*>(copy);
	}
Sylvain Thery's avatar
Sylvain Thery committed
298
299
300
};


301
302
template <typename XXX>
class LengthEdgeFunctor : public Algo::Parallel::FunctorMapThreadedResult<typename XXX::MAP, std::pair<double,unsigned int> >
Sylvain Thery's avatar
Sylvain Thery committed
303
{
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
protected:
	typename XXX::TVEC3& m_positions;
	double m_length;
	unsigned int m_nb;
public:
	LengthEdgeFunctor( typename XXX::MAP& map, typename XXX::TVEC3& pos, unsigned int id=0):
		Algo::Parallel::FunctorMapThreadedResult< typename XXX::MAP, std::pair<double,unsigned int> >(map,id),
		m_positions(pos),
		m_length(0.0),
		m_nb(0) {}

	bool operator()(Dart d)
	{
		Dart dd = this->m_map.phi2(d);
		typename XXX::VEC3 V = m_positions[dd] - m_positions[d];
		m_length += V.norm();
		m_nb++;
		return false;
	}

	Algo::Parallel::FunctorMapThreaded<typename XXX::MAP>* duplicate(unsigned int id)
	{
		LengthEdgeFunctor<XXX>* copy = new LengthEdgeFunctor<XXX>(this->m_map,m_positions,id);
		return reinterpret_cast<Algo::Parallel::FunctorMapThreaded<typename XXX::MAP>*>(copy);
	}

	std::pair<double,unsigned int> getResult() { return std::pair<double,unsigned int>(m_length,m_nb);}

};


335
void MyQT::menu_slot1()
336
{
Sylvain Thery's avatar
Sylvain Thery committed
337
	// cree un handler pour les normales aux sommets
338
	AttributeHandler<PFP::VEC3> normal2 = myMap.addAttribute<PFP::VEC3>(VERTEX, "normal2");
Sylvain Thery's avatar
Sylvain Thery committed
339

340
341
	// ajout de 4 threads pour les markers
	myMap.addThreadMarker(4);
Sylvain Thery's avatar
Sylvain Thery committed
342

343
	//Algorithmes en //
Sylvain Thery's avatar
Sylvain Thery committed
344

345
346
	boost::thread thread1( ThreadArea<PFP>(myMap,position,1));
	boost::thread thread2( ThreadNormals<PFP>(myMap,position,normal,2));
Sylvain Thery's avatar
Sylvain Thery committed
347
348
349
	thread1.join();
	thread2.join();

350
351
	// parallelisation de boucle sans resultat
	calculFunctor1<PFP> tf1(myMap,position,normal);
352
	Algo::Parallel::foreach_orbit<PFP>(myMap,VERTEX, tf1,4);
353
	CGoGNout << "ok:"<< CGoGNendl;
354
355

	// parallelisation de boucle avec resultats stockes
Sylvain Thery's avatar
Sylvain Thery committed
356

357
358
359
360
	// vector pour le resultat (ici paire double/int pour faire la moyenne des longueurs des aretes)
	std::vector<std::pair<double,unsigned int> > lengthp;
	LengthEdgeFunctor <PFP> tflef(myMap,position);			// le foncteur
	// on lance l'algo parallelise (4 threads, buffer de 16384 brins par thread)
361
	Algo::Parallel::foreach_orbit_res< PFP,std::pair<double,unsigned int> >(myMap,EDGE, tflef, 4 , 16384,lengthp);
362
363
	// on calcule la somme des resultats
	std::pair<double,unsigned int> le = Algo::Parallel::sumPairResult<double,unsigned int>(lengthp);
364
	CGoGNout << "length :" <<le.first/le.second<< CGoGNendl;
Sylvain Thery's avatar
Sylvain Thery committed
365

366
367
	// on enleve les markers ajoutes
	myMap.removeThreadMarker(4);
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
}


int main(int argc, char **argv)
{
	// interface:
	QApplication app(argc, argv);
	MyQT sqt;

	// ajout entree dans le menu application
	sqt.add_menu_entry("test threads", SLOT(menu_slot1()));

	// message d'aide
	sqt.setHelpMsg("Tuto:\n"
			"multi-threading \n"
			"utilisation GL 1.1\n"
			"file sector");

 	sqt.show();
Sylvain Thery's avatar
Sylvain Thery committed
387

388
389
 	sqt.statusMsg("Neww to create a sphere or Load for a mesh file");
 	CGoGNStream::allToConsole(&sqt);
Sylvain Thery's avatar
Sylvain Thery committed
390

Sylvain Thery's avatar
Sylvain Thery committed
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
 	sqt.cb_Open();

// 	int xx = 3;
// 	double yy = 2.5;
// 	bool zz=true;
// 	int kk=32;
// 	int cc=2;
//
// 	{
// 	using namespace CGoGN::Utils::QT;
//
// 	inputValues(	VarInteger(0,20,xx, "Entier",
// 					VarBool(zz, "Bool",
// 					VarDbl(0.314,3.14,yy,"Double",
// 					VarSlider(10,100,kk,"Slider",
// 					VarCombo("Riri;Fifi;Loulou;Donald",cc,"Combo") )))));
// 	}
//
// 	std::cout << "Int:" << xx << "  Bool:"<<zz<< std::endl;
// 	std::cout << "Dbl:" << yy << "  Slider:"<<kk<< std::endl;
// 	std::cout << "Combo:" << cc << std::endl;
Sylvain Thery's avatar
Sylvain Thery committed
412

413
	return app.exec();
Sylvain Thery's avatar
Sylvain Thery committed
414
}