volumeExplorer.cpp 14.5 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) 2009-2012, 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.unistra.fr/                                           *
Sylvain Thery's avatar
Sylvain Thery committed
21
22
23
24
25
26
27
28
29
30
31
* Contact information: cgogn@unistra.fr                                        *
*                                                                              *
*******************************************************************************/


#include "volumeExplorer.h"
#include <iostream>

#include "Algo/Modelisation/primitives3d.h"
#include "Algo/Modelisation/polyhedron.h"
#include "Algo/Import/import.h"
32
#include "Algo/Geometry/volume.h"
Sylvain Thery's avatar
Sylvain Thery committed
33

34
35
#include "Utils/chrono.h"

Sylvain Thery's avatar
Sylvain Thery committed
36
37

PFP::MAP myMap;
38
39
VertexAttribute<PFP::VEC3> position ;
VolumeAttribute<PFP::VEC3> color ;
Sylvain Thery's avatar
Sylvain Thery committed
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58

void MyQT::volumes_onoff(bool x)
{
	render_volumes = !render_volumes;
	updateGL();
}

void MyQT::edges_onoff(bool x)
{
	render_edges = !render_edges;
	updateGL();
}

void MyQT::topo_onoff(bool x)
{
	render_topo = !render_topo;
	if (render_topo)
	{
		SelectorDartNoBoundary<PFP::MAP> nb(myMap);
59
		m_topo_render->updateData<PFP>(myMap, position, 0.8f, m_explode_factorf-0.05f, m_explode_factor, nb);
Sylvain Thery's avatar
Sylvain Thery committed
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
	}

	updateGL();
}

void MyQT::clipping_onoff(bool x)
{
	clip_volume = x;

	if (clip_volume)
	{
		Geom::Vec3f pos = m_PlanePick->getPosition();
		float pipo;
		Geom::Vec3f normal = m_PlanePick->getAxisScale(2, pipo); // 2 = Z axis = plane normal
		float d = -(pos*normal);
		m_explode_render->setClippingPlane(Geom::Vec4f(normal[0],normal[1],normal[2],d));
		m_topo_render->shader1()->setClipPlaneParamsAll(clip_id1, normal, pos);
		m_topo_render->shader2()->setClipPlaneParamsAll(clip_id2, normal, pos);
	}
	else
	{
		m_explode_render->setNoClippingPlane();
		m_topo_render->shader1()->setClipPlaneParamsAll(clip_id1, Geom::Vec3f(0,0,1), Geom::Vec3f(0,0,999999.9f));
		m_topo_render->shader2()->setClipPlaneParamsAll(clip_id2, Geom::Vec3f(0,0,1), Geom::Vec3f(0,0,999999.9f));
		m_topo_render->shader1()->setClipColorAttenuationFactorRelative(0.0f,0.0f);
		m_topo_render->shader2()->setClipColorAttenuationFactorRelative(0.0f,0.0f);
	}
	updateGL();
}

void MyQT::hide_onoff(bool x)
{
	hide_clipping = !hide_clipping;
	updateGL();
}


void MyQT::slider_explode(int x)
{
99
	m_explode_factor = 0.01f*(x+1)-0.0001f;
Sylvain Thery's avatar
Sylvain Thery committed
100
101
102
103
	m_explode_render->setExplodeVolumes(m_explode_factor);
	updateGL();
}

104
105
106
107
108
109
110
void MyQT::slider_explodeF(int x)
{
	m_explode_factorf = 0.01f*(x+1);
	m_explode_render->setExplodeFaces(m_explode_factorf);
	updateGL();
}

Sylvain Thery's avatar
Sylvain Thery committed
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126

void MyQT::slider_pressed()
{
	render_topoTemp = render_topo;
	render_topo = false;
	updateGL();
}


void MyQT::slider_released()
{

	render_topo = render_topoTemp;
	if (render_topo)
	{
		SelectorDartNoBoundary<PFP::MAP> nb(myMap);
127
		m_topo_render->updateData<PFP>(myMap, position, 0.8f, m_explode_factorf-0.05f, m_explode_factor, nb);
Sylvain Thery's avatar
Sylvain Thery committed
128
129
130
131
132
	}
	updateGL();
}


133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
void MyQT::cb_Open()
{
	std::string filters("all (*.*);; trian (*.trian);; ctm (*.ctm);; off (*.off);; ply (*.ply)") ;
	std::string filename = selectFile("Open Mesh", "", filters) ;
	if (filename.empty())
		return ;

	myMap.clear(true);

	std::vector<std::string> attrNames ;

	size_t pos = filename.rfind(".");    // position of "." in filename
	std::string extension = filename.substr(pos);

	if(extension == std::string(".tet"))
	{
149
		if(!Algo::Volume::Import::importTet<PFP>(myMap,filename,attrNames))
150
151
152
153
154
155
156
157
158
159
		{
			CGoGNerr << "could not import " << filename << CGoGNendl ;
			return;
		}
		else
			position = myMap.getAttribute<PFP::VEC3, VERTEX>(attrNames[0]) ;
	}

	if(extension == std::string(".node"))
	{
160
		if(!Algo::Volume::Import::importMeshV<PFP>(myMap, filename, attrNames, Algo::Volume::Import::NODE))
161
162
163
164
165
166
167
168
169
170
171
		{
			std::cerr << "could not import " << filename << std::endl ;
			return ;
		}
		else
			position = myMap.getAttribute<PFP::VEC3,VERTEX>(attrNames[0]) ;
	}


	if(extension == std::string(".off"))
	{
172
		if(!Algo::Volume::Import::importMeshToExtrude<PFP>(myMap, filename, attrNames))
173
174
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
		{
			std::cerr << "could not import " << filename << std::endl ;
			return ;
		}
		else
		{
			position = myMap.getAttribute<PFP::VEC3, VERTEX>(attrNames[0]) ;
			myMap.closeMap();
		}
	}

	color = myMap.addAttribute<PFP::VEC3, VOLUME>("color");

	TraversorCell<PFP::MAP, VOLUME> tra(myMap);
	float maxV = 0.0f;
	for (Dart d = tra.begin(); d != tra.end(); d = tra.next())
	{
		float v = Algo::Geometry::tetrahedronVolume<PFP>(myMap, d, position);
		color[d] = PFP::VEC3(v,0,0);
		if (v>maxV)
			maxV=v;
	}
	for (unsigned int i = color.begin(); i != color.end(); color.next(i))
	{
		color[i][0] /= maxV;
		color[i][2] = 1.0f - color[i][0];
	}

	SelectorDartNoBoundary<PFP::MAP> nb(myMap);
	m_topo_render->updateData<PFP>(myMap, position,  0.8f, 0.8f, 0.8f, nb);
	m_explode_render->updateData<PFP>(myMap, position, color);

	updateGL() ;
}


Sylvain Thery's avatar
Sylvain Thery committed
209
210
211
212
213
214
215
void MyQT::cb_initGL()
{
	// choose to use GL version 2
	Utils::GLSLShader::setCurrentOGLVersion(2);

	// create the renders
    m_topo_render = new Algo::Render::GL2::Topo3Render();
216
    m_explode_render = new Algo::Render::GL2::ExplodeVolumeRender(true,true);
Sylvain Thery's avatar
Sylvain Thery committed
217
218
219

	SelectorDartNoBoundary<PFP::MAP> nb(myMap);
	m_topo_render->updateData<PFP>(myMap, position,  0.8f, 0.8f, 0.8f, nb);
220
	m_explode_render->updateData<PFP>(myMap, position, color);
Sylvain Thery's avatar
Sylvain Thery committed
221
	m_explode_render->setExplodeVolumes(0.8f);
222
	m_explode_render->setExplodeFaces(0.9f);
Sylvain Thery's avatar
Sylvain Thery committed
223
	m_explode_render->setAmbiant(Geom::Vec4f(0.2f,0.2f,0.2f,1.0f));
224
	m_explode_render->setBackColor(Geom::Vec4f(0.9f,0.9f,0.9f,1.0f));
Sylvain Thery's avatar
Sylvain Thery committed
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
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
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
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
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
	m_explode_render->setColorLine(Geom::Vec4f(0.8f,0.2f,0.2f,1.0f));

	registerShader(m_explode_render->shaderFaces());
	registerShader(m_explode_render->shaderLines());

    m_PlanePick = new Utils::Pickable(Utils::Pickable::GRID,1);
	m_frame = new Utils::FrameManipulator();
	m_frame->setSize(m_WidthObj/2.0f);


	m_topo_render->shader1()->insertClippingCode();
	m_topo_render->shader2()->insertClippingCode();

	clip_id1 = m_topo_render->shader1()->addClipPlane();
	clip_id2 = m_topo_render->shader2()->addClipPlane();

	m_topo_render->shader1()->setClipPlaneParamsAll(clip_id1, Geom::Vec3f(0,0,1), m_PosObj);
	m_topo_render->shader2()->setClipPlaneParamsAll(clip_id2, Geom::Vec3f(0,0,1), m_PosObj);
	m_explode_render->setClippingPlane(Geom::Vec4f(0,0,1,m_PosObj*Geom::Vec3f(0,0,-1)));

}



void MyQT::cb_redraw()
{
	glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
	glEnable(GL_LIGHTING);

	glEnable(GL_POLYGON_OFFSET_FILL);
	glPolygonOffset(1.0f, 1.0f);

	if (render_topo)
		m_topo_render->drawTopo();

	if (render_edges)
	{
		glLineWidth(2.0f);
		m_explode_render->drawEdges();
	}

	glDisable(GL_POLYGON_OFFSET_FILL);

	if (render_volumes)
	{
		m_explode_render->drawFaces();
	}

	if (clip_volume && !hide_clipping)
	{
		m_frame->draw();
		m_PlanePick->draw();
	}
}


void  MyQT::cb_mousePress(int button, int x, int y)
{
	if (!Shift())
		return;

	if (hide_clipping || !clip_volume)
		return;

	m_begX = x;
	m_begY = y;

	// get ray of selection
	Geom::Vec3f rayA,rayB;
	float dist = getOrthoScreenRay(x,y,rayA,rayB);
	Geom::Vec3f AB = rayB-rayA;

	unsigned int fr_picked =0;
	// picking the frame -> axis
	fr_picked = m_frame->pick(rayA,AB,dist);

	if (fr_picked != 0)
	{
		m_pickedAxis=fr_picked;
		m_frame->highlight(m_pickedAxis);
		m_frame->storeProjection(m_pickedAxis);
		updateGL();
	}
}

void  MyQT::cb_mouseRelease(int button, int x, int y)
{

	if (hide_clipping || !clip_volume)
		return;

	m_pickedAxis=0;
	m_frame->highlight(m_pickedAxis);
	updateGL();

}

void  MyQT::cb_mouseMove(int buttons, int x, int y)
{
	if (!Shift())
		return;

	if (hide_clipping || !clip_volume)
		return;

	// rotation selected ?
	if (Utils::FrameManipulator::rotationAxis(m_pickedAxis))
	{
		if (buttons&1)
		{
			float angle = m_frame->angleFromMouse(x,y,x-m_begX, y-m_begY);
			m_frame->rotate(m_pickedAxis, angle);
		}
		else if (buttons&2)
			m_frame->rotateInScreen(x-m_begX, y-m_begY);

		m_PlanePick->transfo() = m_frame->transfo();
	}
	// translation selected
	else if (Utils::FrameManipulator::translationAxis(m_pickedAxis))
	{
		if (buttons&1)
		{
			float dist =  m_frame->distanceFromMouse(x-m_begX, y-m_begY);
			m_frame->translate(m_pickedAxis, dist);
		}
		else if (buttons&2)
			m_frame->translateInScreen(x-m_begX, y-m_begY);

		m_PlanePick->transfo() = m_frame->transfo();
	}
	// scale selected
	else if (Utils::FrameManipulator::scaleAxis(m_pickedAxis) )
	{
		float scale = m_frame->scaleFromMouse(x-m_begX, y-m_begY);
		m_frame->scale(m_pickedAxis, scale );
		m_PlanePick->transfo() = m_frame->transfo();
	}

	Geom::Vec3f pos = m_PlanePick->getPosition();
	float pipo;
	Geom::Vec3f normal = m_PlanePick->getAxisScale(2, pipo); // 2 = Z axis = plane normal
	float d = -(pos*normal);
	m_explode_render->setClippingPlane(Geom::Vec4f(normal[0],normal[1],normal[2],d));

	m_topo_render->shader1()->setClipPlaneParamsAll(clip_id1, normal, pos);
	m_topo_render->shader2()->setClipPlaneParamsAll(clip_id2, normal, pos);

	m_begX = x;
	m_begY = y;
	updateGL();
	return;

}

int main(int argc, char **argv)
{
	if (argc>1)
	{
		std::vector<std::string> attrNames ;
		std::string filename(argv[1]);
		size_t pos = filename.rfind(".");    // position of "." in filename
		std::string extension = filename.substr(pos);

		if(extension == std::string(".tet"))
		{
391
			if(!Algo::Volume::Import::importTet<PFP>(myMap,argv[1],attrNames))
Sylvain Thery's avatar
Sylvain Thery committed
392
393
394
395
396
			{
				CGoGNerr << "could not import " << argv[1] << CGoGNendl ;
				return 1;
			}
			else
397
				position = myMap.getAttribute<PFP::VEC3, VERTEX>(attrNames[0]) ;
Sylvain Thery's avatar
Sylvain Thery committed
398
		}
untereiner's avatar
untereiner committed
399

untereiner's avatar
untereiner committed
400
401
		if(extension == std::string(".node"))
		{
402
			if(!Algo::Volume::Import::importMeshV<PFP>(myMap, argv[1], attrNames, Algo::Volume::Import::NODE))
untereiner's avatar
untereiner committed
403
404
405
406
407
			{
				std::cerr << "could not import " << argv[1] << std::endl ;
				return 1;
			}
			else
408
				position = myMap.getAttribute<PFP::VEC3,VERTEX>(attrNames[0]) ;
untereiner's avatar
untereiner committed
409
410
411
		}


untereiner's avatar
untereiner committed
412
413
		if(extension == std::string(".off"))
		{
414
			if(!Algo::Volume::Import::importMeshToExtrude<PFP>(myMap, argv[1], attrNames))
untereiner's avatar
untereiner committed
415
416
417
418
419
420
			{
				std::cerr << "could not import "  << std::endl ;
				return 1;
			}
			else
			{
421
				position = myMap.getAttribute<PFP::VEC3, VERTEX>(attrNames[0]) ;
untereiner's avatar
untereiner committed
422
423
424
				myMap.closeMap();
			}
		}
untereiner's avatar
untereiner committed
425

426
		color = myMap.addAttribute<PFP::VEC3, VOLUME>("color");
427

428
429
430
		TraversorCell<PFP::MAP, VOLUME> tra(myMap);
		float maxV = 0.0f;
		for (Dart d = tra.begin(); d != tra.end(); d = tra.next())
431
		{
432
			float v = Algo::Geometry::tetrahedronVolume<PFP>(myMap, d, position);
433
434
435
436
			color[d] = PFP::VEC3(v,0,0);
			if (v>maxV)
				maxV=v;
		}
437
		for (unsigned int i = color.begin(); i != color.end(); color.next(i))
438
439
		{
			color[i][0] /= maxV;
440
			color[i][2] = 1.0f - color[i][0];
441
		}
Sylvain Thery's avatar
Sylvain Thery committed
442
443
444
	}
	else
	{
445
		position = myMap.addAttribute<PFP::VEC3, VERTEX>("position");
446
		Algo::Volume::Modelisation::Primitive3D<PFP> prim(myMap, position);
447
		int nb = 8;
Sylvain Thery's avatar
Sylvain Thery committed
448
449
		prim.hexaGrid_topo(nb,nb,nb);
		prim.embedHexaGrid(1.0f,1.0f,1.0f);
450

451
452
453
		color = myMap.addAttribute<PFP::VEC3, VOLUME>("color");
		TraversorW<PFP::MAP> tra(myMap);
		for (Dart d = tra.begin(); d != tra.end(); d = tra.next())
454
			color[d] = position[d] + PFP::VEC3(0.5,0.5,0.5);
Sylvain Thery's avatar
Sylvain Thery committed
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
	}
    // un peu d'interface
	QApplication app(argc, argv);
	MyQT sqt;

	// interface de tuto5.ui
    Utils::QT::uiDockInterface dock;
    sqt.setDock(&dock);


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

    // envoit info BB a l'interface
	sqt.setParamObject(sqt.m_WidthObj, sqt.m_PosObj.data());

	sqt.setCallBack( dock.checkBox_volumes, SIGNAL(toggled(bool)), SLOT(volumes_onoff(bool)) );
	sqt.setCallBack( dock.checkBox_edges, SIGNAL(toggled(bool)), SLOT(edges_onoff(bool)) );
	sqt.setCallBack( dock.checkBox_topo, SIGNAL(toggled(bool)), SLOT(topo_onoff(bool)) );

	sqt.setCallBack( dock.checkBox_hide, SIGNAL(toggled(bool)), SLOT(hide_onoff(bool)) );
	sqt.setCallBack( dock.checkBox_plane, SIGNAL(toggled(bool)), SLOT(clipping_onoff(bool)) );
	sqt.setCallBack( dock.slider_explode, SIGNAL(valueChanged(int)), SLOT(slider_explode(int)) );

	sqt.setCallBack( dock.slider_explode, SIGNAL(sliderPressed()), SLOT(slider_pressed()) );
	sqt.setCallBack( dock.slider_explode, SIGNAL(sliderReleased()), SLOT(slider_released()) );

484
485
486
487
488
489
	sqt.setCallBack( dock.slider_explode_face, SIGNAL(valueChanged(int)), SLOT(slider_explodeF(int)) );

	sqt.setCallBack( dock.slider_explode_face, SIGNAL(sliderPressed()), SLOT(slider_pressed()) );
	sqt.setCallBack( dock.slider_explode_face, SIGNAL(sliderReleased()), SLOT(slider_released()) );


Sylvain Thery's avatar
Sylvain Thery committed
490
491
492

	sqt.show();
	dock.slider_explode->setValue(80);
493
	dock.slider_explode_face->setValue(80);
Sylvain Thery's avatar
Sylvain Thery committed
494
495
	sqt.clipping_onoff(true);

496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
	Utils::Chrono ch;

	std::cout << "Compute Volume ->"<< std::endl;
	ch.start();
	float vol = Algo::Geometry::totalVolume<PFP>(myMap, position);
	vol += Algo::Geometry::totalVolume<PFP>(myMap, position);
	vol += Algo::Geometry::totalVolume<PFP>(myMap, position);
	vol += Algo::Geometry::totalVolume<PFP>(myMap, position);
	std::cout << ch.elapsed()<< " ms  val="<<vol<< std::endl;

	ch.start();
	vol = Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
	vol += Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
	vol += Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
	vol += Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
	std::cout << ch.elapsed()<< " ms //  val="<<vol<< std::endl;


Sylvain Thery's avatar
Sylvain Thery committed
514
515
516
	// et on attend la fin.
	return app.exec();
}