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eqpotgraph.hpp
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1 
5 /* Copyright (c) 2005-2013 Taneli Kalvas. All rights reserved.
6  *
7  * You can redistribute this software and/or modify it under the terms
8  * of the GNU General Public License as published by the Free Software
9  * Foundation; either version 2 of the License, or (at your option)
10  * any later version.
11  *
12  * This library is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this library (file "COPYING" included in the package);
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26  * taneli.kalvas@jyu.fi.
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41  */
42 
43 #ifndef EQPOTGRAPH_HPP
44 #define EQPOTGRAPH_HPP 1
45 
46 
47 #include <vector>
48 #include "geometry.hpp"
49 #include "meshscalarfield.hpp"
50 #include "graph3d.hpp"
51 #include "vec3d.hpp"
52 
53 
58 class EqPotGraph : public Graph3D {
59 
60  struct Line {
61  double x[4]; /* Coordinates of line segment (x1,y1,x2,y2) */
62 
63  Line( double _x1, double _y1, double _x2, double _y2 ) {
64  x[0] = _x1;
65  x[1] = _y1;
66  x[2] = _x2;
67  x[3] = _y2;
68  }
69 
70  double &operator[]( int i ) { return( x[i] ); }
71  const double &operator[]( int i ) const { return( x[i] ); }
72  };
73 
74  struct EqPotLines {
75  double pot; /* Potential value for equipotential line. */
76  std::vector<Line> x; /* Line segment coordinates. */
77 
78  EqPotLines( double pot ) : pot(pot) {}
79  };
80 
81  Vec3D _color;
82  const MeshScalarField &_epot;
83  const Geometry &_geom;
84  bool _data_built;
85 
86  std::vector<double> _eqlines_manual;
87  size_t _eqlines_auto;
88  std::vector<EqPotLines *> _lines;
89 
90  view_e _oview;
91  double _olevel;
92 
93  bool _cache;
94 
95 
96  bool is_solid( uint32_t sol ) const;
97  bool is_near( uint32_t sol ) const;
98  bool eqline_exists( double pot1, uint32_t sol1,
99  double pot2, uint32_t sol2,
100  double pot ) const;
101  void build_data( void );
102 
103 public:
104 
110  EqPotGraph( const MeshScalarField &epot, const Geometry &geom );
111 
114  virtual ~EqPotGraph();
115 
120  void disable_cache( void );
121 
125  void set_eqlines_manual( const std::vector<double> &pot );
126 
130  void set_eqlines_auto( size_t N );
131 
141  virtual void plot( cairo_t *cairo, const Coordmapper *cm, const double range[4] );
142 
147  virtual void plot_sample( cairo_t *cairo, double x, double y, double width, double height );
148 
154  virtual void get_bbox( double bbox[4] );
155 };
156 
157 
158 #endif
Linear-linear 2D coordinate mapper.
Definition: coordmapper.hpp:119
Equipotential line plot.
Definition: eqpotgraph.hpp:58
void set_eqlines_auto(size_t N)
Set N automatic equipotential lines to be plotted between minimum potential and maximum potentials.
Definition: eqpotgraph.cpp:69
void disable_cache(void)
Disable internal cache.
Definition: eqpotgraph.cpp:261
virtual void plot(cairo_t *cairo, const Coordmapper *cm, const double range[4])
Plot graph with cairo.
Definition: eqpotgraph.cpp:267
EqPotGraph(const MeshScalarField &epot, const Geometry &geom)
Constructor for equipotential line plot.
Definition: eqpotgraph.cpp:48
virtual void plot_sample(cairo_t *cairo, double x, double y, double width, double height)
Plot sample for legend.
Definition: eqpotgraph.cpp:297
void set_eqlines_manual(const std::vector< double > &pot)
Add manual equipotential lines to be plotted at specified potentials.
Definition: eqpotgraph.cpp:62
virtual void get_bbox(double bbox[4])
Get bounding box of drawable.
Definition: eqpotgraph.cpp:303
virtual ~EqPotGraph()
Destructor,.
Definition: eqpotgraph.cpp:55
Geometry defining class.
Definition: geometry.hpp:180
Abstract base class for geometry slice plots.
Definition: graph3d.hpp:79
Scalar field class.
Definition: meshscalarfield.hpp:70
Three dimensional vector.
Definition: vec3d.hpp:58
Geometry definition
Base for three dimensional plottable graphs.
view_e
View types.
Definition: graph3d.hpp:54
Mesh based scalar fields.
Three dimensional vectors.


Reference manual for Ion Beam Simulator 1.0.6dev
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