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

pickables.h 9.93 KB
Newer Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
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
126
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
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
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
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
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
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
/*******************************************************************************
 * CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps  *
 * version 0.1                                                                  *
 * Copyright (C) 2009-2011, 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.           *
 *                                                                              *
 * Web site: http://cgogn.u-strasbg.fr/                                         *
 * Contact information: cgogn@unistra.fr                                        *
 *                                                                              *
 *******************************************************************************/


#ifndef __PICKABLES_H_
#define __PICKABLE_H_

#include "Utils/vbo.h"
#include "glm/glm.hpp"
#include "Utils/Shaders/shaderColorPerVertex.h"
#include "Utils/Shaders/shaderSimpleColor.h"

namespace CGoGN
{

namespace Utils
{


class LineDrawable
{
protected:
	/**
	 * id of indices VBO
	 */
	GLuint m_ind;

	/**
	 * VBO for position
	 */
	Utils::VBO* m_vboPos;

	/**
	 * Shader
	 */
	Utils::ShaderSimpleColor* m_shader;

	/**
	 * number of indices in vbo
	 */
	unsigned int m_nb;


public:
	/**
	 * constructor
	 */
	LineDrawable();

	/**
	 * destructor
	 */
	virtual ~LineDrawable();

	/**
	 * set the color of drawing
	 */
	void setColor(const Geom::Vec4f& col);

	/**
	 * draw the Drawable at origin with size=1
	 */
	virtual void draw();

	virtual std::string shape() { return "unknown shape";}

	/**
	 * picking
	 * @param P camera point
	 * @param V vector ray direction
	 * @param epsilon distance epsilon for picking
	 * @return code picking (0: nothing picked / != 0 something picked)
	 */
	virtual unsigned int pick(const Geom::Vec3f& P, const Geom::Vec3f& V, float epsilon=0.0f) = 0;

	/**
	 * update the precision of drawing
	 * @param sub number of subdivisions
	 * @param sub2 number of subdivisions (if two needed), default value is same as first
	 */
	virtual void updatePrecisionDrawing(unsigned int sub, unsigned int sub2=0)=0;

};


class Pickable
{
protected:
	/// type of drawable
	LineDrawable* m_drawable;

	/// transformation matrix
	glm::mat4 m_transfo;

	/// id of pickable
	unsigned int m_id;

	/**
	 * comparison operator for depth ordered picking
	 */
	static bool distOrder(const std::pair<float, Pickable*>& e1, const std::pair<float, Pickable*>& e2);

public:
	/**
	 * constructor
	 * @param ld LineDrawable to use for drawing & picking
	 */
	Pickable(LineDrawable* ld, unsigned int id);

	/**
	 * picking
	 * @param P camera point
	 * @param V vector ray direction
	 * @param epsilon distance epsilon for picking
//	 * @return picked ?
	 */
	bool pick(const Geom::Vec3f& P, const Geom::Vec3f& V, float epsilon=0.0f);

	/**
	 * apply inverse transfo on picking ray
	 */
	static void invertPV(const Geom::Vec3f& P, const Geom::Vec3f& V, const glm::mat4& transfo, Geom::Vec3f& PP, Geom::Vec3f& VV);

	/**
	 * draw
	 */
	void draw();

	/**
	 * return a ref on the transformation matrix
	 */
	glm::mat4&  transfo();

	/**
	 * get the id
	 */
	unsigned int id() { return m_id;}

	/**
	 * return the shape of pickable
	 */
	std::string shape() { return m_drawable->shape();}

	/**
	 * rotate
	 */
	void rotate(float angle, const Geom::Vec3f& Axis);

	/**
	 * translate
	 */
	void translate(const Geom::Vec3f& P);

	/**
	 * scale
	 */
	void scale(const Geom::Vec3f& S);

	/**
	 * set a random orientation
	 */
	void randomOrientation();

	/**
	 * set a random scale
	 * @param min minimum value
	 * @param max maximum value
	 */
	void randomScale(float min, float max);

	/**
	 * set an uniform random scale
	 * @param min minimum value
	 * @param max maximum value
	 */
	void randomUniformScale(float min, float max);

	/**
	 * distance from center
	 * @param P point from which compute distance
	 */
	float distancefrom(const Geom::Vec3f& P);


	/**
	 * pick a vector of pickable and return the closest
	 */
	static Pickable* pick(const std::vector<Pickable*>& picks,const Geom::Vec3f& P, const Geom::Vec3f& V);

	/**
	 * pick a vector of pickable and return the picked object ordered from closed to farthest
	 */
	static std::vector<Pickable*> sortedPick(std::vector<Pickable*>& picks, const Geom::Vec3f& P, const Geom::Vec3f& V);

};


/**
 * Grid (-1,-1,0 ; 1,1,0)
 */
class Grid: public LineDrawable
{
public:
	/**
	 * constructor
	 * @param sub number of subdivision of grig
	 */
	Grid(unsigned int sub=5);

	/**
	 * change topo subdivision
	 */
	void changeTopo(unsigned int sub);

	/**
	 * picking
	 */
	unsigned int pick(const Geom::Vec3f& P, const Geom::Vec3f& V, float epsilon=0.0f);

	/**
	 * return a string with shape of object
	 */
	std::string shape() { return "grid";}

	/**
	 * update the precision of drawing
	 * @param sub number of subdivisions
	 * @param sub2 number of subdivisions (if two needed)
	 */
	void updatePrecisionDrawing(unsigned int sub, unsigned int sub2);

};


/**
 * Sphere of radius 1 drawon with lines
 */
class Sphere: public LineDrawable
{
public:
	/**
	 * constructor
	 * @param par number of parallels
	 * @param mer number of meridians
	 */
	Sphere(unsigned int par=5, unsigned int mer=5);

	/**
	 * change topo subdivision
	 */
	void changeTopo(unsigned int par, unsigned int mer);

	/**
	 * specific drawing function for sphere (with indexed vbos)
	 */
	void draw();

	/**
	 * picking
	 */
	unsigned int pick(const Geom::Vec3f& P, const Geom::Vec3f& V, float epsilon=0.0f);

	/**
	 * return a string with shape of object
	 */
	std::string shape() { return "sphere";}

	/**
	 * update the precision of drawing
	 * @param sub number of subdivisions
	 * @param sub2 number of subdivisions (if two needed)
	 */
	void updatePrecisionDrawing(unsigned int sub, unsigned int sub2);
};


/**
 * Cone of radius 1 drawon with lines
 */
class Cone: public Sphere
{
public:
	/**
	 * constructor
	 * @param par number of parallels
	 * @param mer number of meridians
	 */
	Cone(unsigned int par=5, unsigned int mer=5);

	/**
	 * change topo subdivision
	 */
	void changeTopo(unsigned int par, unsigned int mer);

	/**
	 * picking
	 */
	unsigned int pick(const Geom::Vec3f& P, const Geom::Vec3f& V, float epsilon=0.0f);

	/**
	 * return a string with shape of object
	 */
	std::string shape() { return "cone";}

	/**
	 * update the precision of drawing
	 * @param sub number of subdivisions
	 * @param sub2 number of subdivisions (if two needed)
	 */
	void updatePrecisionDrawing(unsigned int sub, unsigned int sub2);

};

/**
 * Cone of radius 1 drawon with lines
 */
class Cylinder: public Sphere
{
public:
	/**
	 * constructor
	 * @param par number of parallels
	 * @param mer number of meridians
	 */
	Cylinder(unsigned int par=5, unsigned int mer=5);

	/**
	 * change topo subdivision
	 */
	void changeTopo(unsigned int par, unsigned int mer);

	/**
	 * picking
	 */
	unsigned int pick(const Geom::Vec3f& P, const Geom::Vec3f& V, float epsilon=0.0f);

	/**
	 * return a string with shape of object
	 */
	std::string shape() { return "cylinder";}

	/**
	 * update the precision of drawing
	 * @param sub number of subdivisions
	 * @param sub2 number of subdivisions (if two needed)
	 */
	void updatePrecisionDrawing(unsigned int sub, unsigned int sub2);

};


/**
 * Sphere of radius 1 drawon with lines
 */
class Cube: public LineDrawable
{
public:
	/**
	 * constructor
	 * @param par number of parallels
	 * @param mer number of meridians
	 */
	Cube(unsigned int sub=1);


	/**
	 * change topo subdivision
	 */
	void changeTopo(unsigned int sub);

	/**
	 * specific drawing function for sphere (with indexed vbos)
	 */
	void draw();

	/**
	 * picking
	 */
	unsigned int pick(const Geom::Vec3f& P, const Geom::Vec3f& V, float epsilon=0.0f);

	/**
	 * return a string with shape of object
	 */
	std::string shape() { return "cube";}

	/**
	 * update the precision of drawing
	 * @param sub number of subdivisions
	 * @param sub2 number of subdivisions (if two needed)
	 */
	void updatePrecisionDrawing(unsigned int sub, unsigned int sub2);

};

class IcoSphere: public Sphere
{
protected:

	unsigned int m_sub;

	unsigned int insertPoint(std::vector<Geom::Vec3f>& points, const Geom::Vec3f& P);

	void subdivide(std::vector<unsigned int>& triangles, std::vector<Geom::Vec3f>& points);

public:
	/**
	 * constructor
	 * @param par number of parallels
	 * @param mer number of meridians
	 */
432
	IcoSphere(unsigned int sub=5);
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464


	/**
	 * change topo subdivision
	 * @param sub approximative subdivision (coherent with other primitives)
	 */
	void changeTopo(unsigned int sub);

	/**
	 * change topo subdivision
	 * @param sub number of passes of subdivisions
	 */
	void changeTopoSubdivision(unsigned int sub);

	/**
	 * return a string with shape of object
	 */
	std::string shape() { return "icosphere";}

	/**
	 * update the precision of drawing
	 * @param sub number of subdivisions
	 * @param sub2 number of subdivisions (if two needed)
	 */
	void updatePrecisionDrawing(unsigned int sub, unsigned int sub2);

};


}
}
#endif