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

viewer.cpp 10.5 KB
Newer Older
Pierre Kraemer's avatar
Pierre Kraemer committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps  *
* version 0.1                                                                  *
* Copyright (C) 2009, IGG Team, LSIIT, University of Strasbourg                *
*                                                                              *
* 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
31
32
* Contact information: cgogn@unistra.fr                                        *
*                                                                              *
*******************************************************************************/

#include "viewer.h"

Viewer::Viewer() :
	m_renderStyle(FLAT),
	m_drawVertices(false),
	m_drawEdges(false),
	m_drawFaces(true),
	m_drawNormals(false),
33
	m_drawTopo(false),
Pierre Kraemer's avatar
Pierre Kraemer committed
34
35
36
37
38
39
40
41
	m_render(NULL),
	m_phongShader(NULL),
	m_flatShader(NULL),
	m_vectorShader(NULL),
	m_simpleColorShader(NULL),
	m_pointSprite(NULL)
{
	normalScaleFactor = 1.0f ;
Sylvain Thery's avatar
MAJ MC    
Sylvain Thery committed
42
	vertexScaleFactor = 0.1f ;
Pierre Kraemer's avatar
Pierre Kraemer committed
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
	faceShrinkage = 1.0f ;

	colClear = Geom::Vec4f(0.2f, 0.2f, 0.2f, 0.1f) ;
	colDif = Geom::Vec4f(0.8f, 0.9f, 0.7f, 1.0f) ;
	colSpec = Geom::Vec4f(0.9f, 0.9f, 0.9f, 1.0f) ;
	colNormal = Geom::Vec4f(1.0f, 0.0f, 0.0f, 1.0f) ;
	shininess = 80.0f ;
}

void Viewer::initGUI()
{
    setDock(&dock) ;

    dock.check_drawVertices->setChecked(false) ;
    dock.check_drawEdges->setChecked(false) ;
    dock.check_drawFaces->setChecked(true) ;
    dock.check_drawNormals->setChecked(false) ;

    dock.slider_verticesSize->setVisible(false) ;
    dock.slider_normalsSize->setVisible(false) ;

    dock.slider_verticesSize->setSliderPosition(50) ;
    dock.slider_normalsSize->setSliderPosition(50) ;

	setCallBack( dock.check_drawVertices, SIGNAL(toggled(bool)), SLOT(slot_drawVertices(bool)) ) ;
	setCallBack( dock.slider_verticesSize, SIGNAL(valueChanged(int)), SLOT(slot_verticesSize(int)) ) ;
	setCallBack( dock.check_drawEdges, SIGNAL(toggled(bool)), SLOT(slot_drawEdges(bool)) ) ;
	setCallBack( dock.check_drawFaces, SIGNAL(toggled(bool)), SLOT(slot_drawFaces(bool)) ) ;
	setCallBack( dock.combo_faceLighting, SIGNAL(currentIndexChanged(int)), SLOT(slot_faceLighting(int)) ) ;
72
	setCallBack( dock.check_drawTopo, SIGNAL(toggled(bool)), SLOT(slot_drawTopo(bool)) ) ;
Pierre Kraemer's avatar
Pierre Kraemer committed
73
74
75
76
77
78
79
80
81
82
83
	setCallBack( dock.check_drawNormals, SIGNAL(toggled(bool)), SLOT(slot_drawNormals(bool)) ) ;
	setCallBack( dock.slider_normalsSize, SIGNAL(valueChanged(int)), SLOT(slot_normalsSize(int)) ) ;
}

void Viewer::cb_initGL()
{
	Utils::GLSLShader::setCurrentOGLVersion(2) ;

	setFocal(5.0f) ;

	m_render = new Algo::Render::GL2::MapRender() ;
84
85
86
	m_topoRender = new Algo::Render::GL2::TopoRender() ;

	m_topoRender->setInitialDartsColor(0.25f, 0.25f, 0.25f) ;
Pierre Kraemer's avatar
Pierre Kraemer committed
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

	m_positionVBO = new Utils::VBO() ;
	m_normalVBO = new Utils::VBO() ;

	m_phongShader = new Utils::ShaderPhong() ;
	m_phongShader->setAttributePosition(m_positionVBO) ;
	m_phongShader->setAttributeNormal(m_normalVBO) ;
	m_phongShader->setAmbiant(colClear) ;
	m_phongShader->setDiffuse(colDif) ;
	m_phongShader->setSpecular(colSpec) ;
	m_phongShader->setShininess(shininess) ;

	m_flatShader = new Utils::ShaderFlat() ;
	m_flatShader->setAttributePosition(m_positionVBO) ;
	m_flatShader->setAmbiant(colClear) ;
	m_flatShader->setDiffuse(colDif) ;
	m_flatShader->setExplode(faceShrinkage) ;

	m_vectorShader = new Utils::ShaderVectorPerVertex() ;
	m_vectorShader->setAttributePosition(m_positionVBO) ;
	m_vectorShader->setAttributeVector(m_normalVBO) ;
	m_vectorShader->setColor(colNormal) ;

	m_simpleColorShader = new Utils::ShaderSimpleColor() ;
	m_simpleColorShader->setAttributePosition(m_positionVBO) ;
	Geom::Vec4f c(0.1f, 0.1f, 0.1f, 1.0f) ;
	m_simpleColorShader->setColor(c) ;

	m_pointSprite = new Utils::PointSprite() ;
Pierre Kraemer's avatar
Pierre Kraemer committed
116
	m_pointSprite->setAttributePosition(m_positionVBO) ;
Pierre Kraemer's avatar
Pierre Kraemer committed
117
118
119
120
121
122
123
124
125
126
127
128

	registerShader(m_phongShader) ;
	registerShader(m_flatShader) ;
	registerShader(m_vectorShader) ;
	registerShader(m_simpleColorShader) ;
	registerShader(m_pointSprite) ;
}

void Viewer::cb_redraw()
{
	if(m_drawVertices)
	{
Sylvain Thery's avatar
MAJ MC    
Sylvain Thery committed
129
		float size = vertexScaleFactor ;
Pierre Kraemer's avatar
Pierre Kraemer committed
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
		m_pointSprite->setSize(size) ;
		m_pointSprite->predraw(Geom::Vec3f(0.0f, 0.0f, 1.0f)) ;
		m_render->draw(m_pointSprite, Algo::Render::GL2::POINTS) ;
		m_pointSprite->postdraw() ;
	}

	if(m_drawEdges)
	{
		glLineWidth(1.0f) ;
		m_render->draw(m_simpleColorShader, Algo::Render::GL2::LINES) ;
	}

	if(m_drawFaces)
	{
		glPolygonMode(GL_FRONT_AND_BACK, GL_FILL) ;
		glEnable(GL_LIGHTING) ;
		glEnable(GL_POLYGON_OFFSET_FILL) ;
		glPolygonOffset(1.0f, 1.0f) ;
		switch(m_renderStyle)
		{
			case FLAT :
				m_flatShader->setExplode(faceShrinkage) ;
				m_render->draw(m_flatShader, Algo::Render::GL2::TRIANGLES) ;
				break ;
			case PHONG :
				m_render->draw(m_phongShader, Algo::Render::GL2::TRIANGLES) ;
				break ;
		}
		glDisable(GL_POLYGON_OFFSET_FILL) ;
	}
160
161
162
163
164
165
166
167
168
169
170
171
172

	if(m_drawTopo)
	{
		m_topoRender->drawTopo() ;
	}

	if(m_drawNormals)
	{
		float size = normalBaseSize * normalScaleFactor ;
		m_vectorShader->setScale(size) ;
		glLineWidth(1.0f) ;
		m_render->draw(m_vectorShader, Algo::Render::GL2::POINTS) ;
	}
Pierre Kraemer's avatar
Pierre Kraemer committed
173
174
175
176
177
178
}

void Viewer::cb_Open()
{
	std::string filters("all (*.*);; trian (*.trian);; ctm (*.ctm);; off (*.off);; ply (*.ply)") ;
	std::string filename = selectFile("Open Mesh", "", filters) ;
179
180
	if (filename.empty())
		return ;
Pierre Kraemer's avatar
Pierre Kraemer committed
181
182
183
184
185

	importMesh(filename) ;
	updateGL() ;
}

186
187
void Viewer::cb_Save()
{
188
	std::string filters("all (*.*);; map (*.map);; off (*.off);; ply (*.ply)") ;
189
	std::string filename = selectFileSave("Save Mesh", "", filters) ;
190

191
	exportMesh(filename) ;
192
193
}

194
195
196
197
198
199
200
201
202
203
204
205
void Viewer::cb_keyPress(int keycode)
{
    switch(keycode)
    {
    	case 'c' :
    		myMap.check();
    		break;
    	default:
    		break;
    }
}

Pierre Kraemer's avatar
Pierre Kraemer committed
206
207
void Viewer::importMesh(std::string& filename)
{
208
209
	myMap.clear(true) ;

210
211
212
213
214
215
	size_t pos = filename.rfind(".");    // position of "." in filename
	std::string extension = filename.substr(pos);

	if (extension == std::string(".map"))
	{
		myMap.loadMapBin(filename);
216
		position = myMap.getAttribute<VEC3, VERTEX>("position") ;
217
218
	}
	else
Pierre Kraemer's avatar
Pierre Kraemer committed
219
	{
220
221
222
223
224
225
		std::vector<std::string> attrNames ;
		if(!Algo::Import::importMesh<PFP>(myMap, filename.c_str(), attrNames))
		{
			CGoGNerr << "could not import " << filename << CGoGNendl ;
			return;
		}
226
		position = myMap.getAttribute<PFP::VEC3, VERTEX>(attrNames[0]) ;
Pierre Kraemer's avatar
Pierre Kraemer committed
227
	}
228

Pierre Kraemer's avatar
Pierre Kraemer committed
229
230
	myMap.enableQuickTraversal<VERTEX>() ;

Pierre Kraemer's avatar
Pierre Kraemer committed
231
232
	m_render->initPrimitives<PFP>(myMap, allDarts, Algo::Render::GL2::POINTS) ;
	m_render->initPrimitives<PFP>(myMap, allDarts, Algo::Render::GL2::LINES) ;
233
	m_render->initPrimitives<PFP>(myMap, allDarts, Algo::Render::GL2::TRIANGLES) ;
Pierre Kraemer's avatar
Pierre Kraemer committed
234

235
236
	m_topoRender->updateData<PFP>(myMap, position, 0.85f, 0.85f) ;

237
238
	bb = Algo::Geometry::computeBoundingBox<PFP>(myMap, position) ;
	normalBaseSize = bb.diagSize() / 100.0f ;
239
//	vertexBaseSize = normalBaseSize / 5.0f ;
Sylvain Thery's avatar
MAJ MC    
Sylvain Thery committed
240

241
	normal = myMap.getAttribute<VEC3, VERTEX>("normal") ;
Pierre Kraemer's avatar
Pierre Kraemer committed
242
	if(!normal.isValid())
243
		normal = myMap.addAttribute<VEC3, VERTEX>("normal") ;
Pierre Kraemer's avatar
Pierre Kraemer committed
244
245
246
247
248
249

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

	m_positionVBO->updateData(position) ;
	m_normalVBO->updateData(normal) ;

250
	setParamObject(bb.maxSize(), bb.center().data()) ;
Pierre Kraemer's avatar
Pierre Kraemer committed
251
252
253
	updateGLMatrices() ;
}

254
void Viewer::exportMesh(std::string& filename, bool askExportMode)
255
{
256
257
	size_t pos = filename.rfind(".") ;    // position of "." in filename
	std::string extension = filename.substr(pos) ;
258

259
	if (extension == std::string(".off"))
260
		Algo::Export::exportOFF<PFP>(myMap, position, filename.c_str(), allDarts) ;
261
	else if (extension.compare(0, 4, std::string(".ply")) == 0)
262
	{
263
		int ascii = 0 ;
264
265
266
		if (askExportMode)
			Utils::QT::inputValues(Utils::QT::VarCombo("binary mode;ascii mode",ascii,"Save in")) ;

267
		std::vector<VertexAttribute<VEC3>*> attributes ;
268
		attributes.push_back(&position) ;
269
		Algo::Export::exportPLYnew<PFP>(myMap, attributes, filename.c_str(), !ascii, allDarts) ;
270
	}
271
272
	else if (extension == std::string(".map"))
		myMap.saveMapBin(filename) ;
273
274
	else
		std::cerr << "Cannot save file " << filename << " : unknown or unhandled extension" << std::endl ;
275
276
}

Pierre Kraemer's avatar
Pierre Kraemer committed
277
278
279
280
281
282
283
284
void Viewer::slot_drawVertices(bool b)
{
	m_drawVertices = b ;
	updateGL() ;
}

void Viewer::slot_verticesSize(int i)
{
Sylvain Thery's avatar
MAJ MC    
Sylvain Thery committed
285
	vertexScaleFactor = i / 500.0f ;
Pierre Kraemer's avatar
Pierre Kraemer committed
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
	updateGL() ;
}

void Viewer::slot_drawEdges(bool b)
{
	m_drawEdges = b ;
	updateGL() ;
}

void Viewer::slot_drawFaces(bool b)
{
	m_drawFaces = b ;
	updateGL() ;
}

void Viewer::slot_faceLighting(int i)
{
	m_renderStyle = i ;
	updateGL() ;
}

307
308
309
310
311
312
void Viewer::slot_drawTopo(bool b)
{
	m_drawTopo = b ;
	updateGL() ;
}

Pierre Kraemer's avatar
Pierre Kraemer committed
313
314
315
316
317
318
319
320
321
void Viewer::slot_drawNormals(bool b)
{
	m_drawNormals = b ;
	updateGL() ;
}

void Viewer::slot_normalsSize(int i)
{
	normalScaleFactor = i / 50.0f ;
322
	m_topoRender->updateData<PFP>(myMap, position, i / 100.0f, i / 100.0f) ;
Pierre Kraemer's avatar
Pierre Kraemer committed
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
	updateGL() ;
}

/**********************************************************************************************
 *                                      MAIN FUNCTION                                         *
 **********************************************************************************************/

int main(int argc, char **argv)
{
	QApplication app(argc, argv) ;

	Viewer sqt ;
	sqt.setGeometry(0, 0, 1000, 800) ;
 	sqt.show() ;

338
	if(argc >= 2)
Pierre Kraemer's avatar
Pierre Kraemer committed
339
340
341
	{
		std::string filename(argv[1]) ;
		sqt.importMesh(filename) ;
342
343
344
345
		if(argc >= 3)
		{
			std::string filenameExp(argv[2]) ;
			std::cout << "Exporting " << filename << " as " << filenameExp << " ... "<< std::flush ;
346
			sqt.exportMesh(filenameExp, false) ;
347
348
349
350
			std::cout << "done!" << std::endl ;

			return (0) ;
		}
Pierre Kraemer's avatar
Pierre Kraemer committed
351
352
353
354
355
356
	}

	sqt.initGUI() ;

	return app.exec() ;
}