topoRender.h 6.06 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) 2009-2011, 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.u-strasbg.fr/                                         *
Pierre Kraemer's avatar
Pierre Kraemer committed
21 22 23 24
* Contact information: cgogn@unistra.fr                                        *
*                                                                              *
*******************************************************************************/

25 26
#ifndef _GL2_TOPO_RENDER_
#define _GL2_TOPO_RENDER_
Pierre Kraemer's avatar
Pierre Kraemer committed
27 28 29 30 31 32 33 34 35

#include <GL/glew.h>

#include <vector>
#include <list>

#include "Topology/generic/dart.h"
#include "Topology/generic/attributeHandler.h"
#include "Topology/generic/functor.h"
36
#include "Geometry/vector_gen.h"
Pierre Kraemer's avatar
Pierre Kraemer committed
37

38 39 40 41 42 43
#include "Utils/vbo.h"

// forward
namespace CGoGN { namespace Utils {  class ShaderSimpleColor; } }
namespace CGoGN { namespace Utils {  class ShaderColorPerVertex; } }

Pierre Kraemer's avatar
Pierre Kraemer committed
44 45 46 47 48 49 50 51 52
namespace CGoGN
{

namespace Algo
{

namespace Render
{

Sylvain Thery's avatar
Sylvain Thery committed
53
namespace GL2
Pierre Kraemer's avatar
Pierre Kraemer committed
54 55
{

56
class TopoRender
Pierre Kraemer's avatar
Pierre Kraemer committed
57 58 59 60 61 62 63 64 65
{
protected:
	/**
	* vbo buffers
	* 0: vertices darts
	* 1: vertices relation 1
	* 2: vertices relation 2
	* 3: color
	*/
66 67 68 69 70 71
	Utils::VBO* m_vbo0;
	Utils::VBO* m_vbo1;
	Utils::VBO* m_vbo2;
	Utils::VBO* m_vbo3;

	unsigned int m_vaId;
Pierre Kraemer's avatar
Pierre Kraemer committed
72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91

	/**
	*number of darts to draw
	*/
	GLuint m_nbDarts;

	/**
	* number of relations 2 to draw
	*/
	GLuint m_nbRel2;
	/**
	 * width of lines use to draw darts
	 */
	float m_topo_dart_width;

	/**
	 * width of lines use to draw phi
	 */
	float m_topo_relation_width;

92 93 94 95 96
	/**
	 * initial darts color (set in update)
	 */
	Geom::Vec3f m_dartsColor;

Sylvain Thery's avatar
Sylvain Thery committed
97 98 99

	float *m_color_save;

Pierre Kraemer's avatar
Pierre Kraemer committed
100 101 102 103 104
	/**
	 * attribut d'index dans le VBO
	 */
	AttributeHandler<unsigned int> m_attIndex;

105 106 107 108 109 110
	Utils::ShaderSimpleColor* m_shader1;
	Utils::ShaderColorPerVertex* m_shader2;


	Dart colToDart(float* color);

Sylvain Thery's avatar
Sylvain Thery committed
111 112
	template<typename PFP>
	void dartToCol(typename PFP::MAP& map, Dart d, float& r, float& g, float& b);
113

Sylvain Thery's avatar
Sylvain Thery committed
114 115 116 117 118 119 120 121 122
	Dart pickColor(unsigned int x, unsigned int y);

	template<typename PFP>
	void setDartsIdColor(typename PFP::MAP& map, const FunctorSelect& good);

	void pushColors();

	void popColors();

Pierre Kraemer's avatar
Pierre Kraemer committed
123 124 125 126 127 128 129 130
public:
	/**
	* Constructor
	* @param map the map to draw
	* @param good functor that return true for darts of part to draw
	* @param type_vbo vbo to alloc ( VBO_P, VBO_PN, VBO_PNC, VBO_PC ..)
	*/	

131
	TopoRender();
Pierre Kraemer's avatar
Pierre Kraemer committed
132 133 134 135

	/**
	* Destructor
	*/
136
	~TopoRender();
Pierre Kraemer's avatar
Pierre Kraemer committed
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

	/**
	 * set the with of line use to draw darts (default val is 2)
	 * @param dw width
	 */
	void setDartWidth(float dw);

	/**
	 * set the with of line use to draw phi (default val is ")
	 * @param pw width
	 */
	void setRelationWidth(float pw);

	/**
	* Drawing function for darts only
	*/
	void drawDarts();

	/**
	* Drawing function for phi1 only
	*/
	void drawRelation1();

	/**
	* Drawing function for phi2 only
	*/
	void drawRelation2();

	/**
	 * draw all topo
	 */
	void drawTopo();
	/**
	 * change dart drawing color
	 * @param d the dart
	 * @param r red !
	 * @param g green !
	 * @param b blue !
	 */
	void setDartColor(Dart d, float r, float g, float b);

	/**
	 * change all darts drawing color
	 * @param d the dart
	 * @param r red !
	 * @param g green !
	 * @param b blue !
	 */
	void setAllDartsColor(float r, float g, float b);

187 188
	void setInitialDartsColor(float r, float g, float b);

Pierre Kraemer's avatar
Pierre Kraemer committed
189 190 191 192 193 194 195 196 197
	/**
	 * redraw one dart with specific width and color (not efficient use only for debug with small amount of call)
	 * @param d the dart
	 * @param width the drawing width
	 * @param r red !
	 * @param g green !
	 * @param b blue !
	 */
	void overdrawDart(Dart d, float width, float r, float g, float b);
198 199 200


	/**
Thomas's avatar
Thomas committed
201
	 * pick dart with color set by setDartsIdColor
202
	 * Do not forget to apply same transformation to scene before picking than before drawing !
Sylvain Thery's avatar
Sylvain Thery committed
203 204
	 * @param map the map in which we pick (same as drawn !)
	 * @param good the selector (same as used during drawing)
205 206 207 208
	 * @param x position of mouse (x)
	 * @param y position of mouse (pass H-y, classic pb of origin)
	 * @return the dart or NIL
	 */
Sylvain Thery's avatar
Sylvain Thery committed
209
	template<typename PFP>
210
	Dart picking(typename PFP::MAP& map, int x, int y, const FunctorSelect& good=allDarts);
Pierre Kraemer's avatar
Pierre Kraemer committed
211 212

	template <typename PFP>
Pierre Kraemer's avatar
Pierre Kraemer committed
213
	void updateData(typename PFP::MAP& map, const typename PFP::TVEC3& positions, float ke, float kf, const FunctorSelect& good = allDarts);
Pierre Kraemer's avatar
Pierre Kraemer committed
214 215

	template <typename PFP>
216 217 218 219
	void updateDataMap(typename PFP::MAP& map, const typename PFP::TVEC3& positions, float ke, float kf, const FunctorSelect& good = allDarts);

	template <typename PFP>
	void updateDataGMap(typename PFP::MAP& map, const typename PFP::TVEC3& positions, float ke, float kf, const FunctorSelect& good = allDarts);
Pierre Kraemer's avatar
Pierre Kraemer committed
220 221
};

222
// just for compatibility with old code
Thery Sylvain's avatar
Thery Sylvain committed
223 224
typedef TopoRender TopoRenderMapD;
typedef TopoRender TopoRenderGMap;
225 226 227


} // namespace GL2
Pierre Kraemer's avatar
Pierre Kraemer committed
228 229 230 231 232 233 234 235

} // namespace Render

} // namespace Algo

} // namespace CGoGN


Sylvain Thery's avatar
Sylvain Thery committed
236
#include "Algo/Render/GL2/topoRender.hpp"
Pierre Kraemer's avatar
Pierre Kraemer committed
237 238

#endif