geom3dplot.hpp

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/* Copyright (c) 2012,2013,2022 Taneli Kalvas. All rights reserved.
 *
 * You can redistribute this software and/or modify it under the terms
 * of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 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
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this library (file "COPYING" included in the package);
 * if not, write to the Free Software Foundation, Inc., 51 Franklin
 * Street, Fifth Floor, Boston, MA 02110-1301 USA
 * 
 * If you have questions about your rights to use or distribute this
 * software, please contact Berkeley Lab's Technology Transfer
 * Department at TTD@lbl.gov. Other questions, comments and bug
 * reports should be sent directly to the author via email at
 * taneli.kalvas@jyu.fi.
 * 
 * NOTICE. This software was developed under partial funding from the
 * U.S.  Department of Energy.  As such, the U.S. Government has been
 * granted for itself and others acting on its behalf a paid-up,
 * nonexclusive, irrevocable, worldwide license in the Software to
 * reproduce, prepare derivative works, and perform publicly and
 * display publicly.  Beginning five (5) years after the date
 * permission to assert copyright is obtained from the U.S. Department
 * of Energy, and subject to any subsequent five (5) year renewals,
 * the U.S. Government is granted for itself and others acting on its
 * behalf a paid-up, nonexclusive, irrevocable, worldwide license in
 * the Software to reproduce, prepare derivative works, distribute
 * copies to the public, perform publicly and display publicly, and to
 * permit others to do so.
 */
 
 
#ifndef GEOM3DPLOT_HPP
#define GEOM3DPLOT_HPP 1
 
 
#include <stdint.h>
#include <vector>
#include <cairo.h>
#include "geometry.hpp"
#include "particledatabase.hpp"
#include "transformation.hpp"
#include "vec3d.hpp"
#include "palette.hpp"
 
 
class Geom3DPlot {
 
    const Geometry         &_geom;
    const ParticleDataBase *_pdb;
 
    bool                    _sdata_enable;
    std::vector<double>     _sdata;
    double                  _sdata_range[2];
    Palette                 _sdata_palette;
 
    size_t                  _width;
    size_t                  _height;
 
    double                  _near;
    double                  _far;
    Vec3D                   _camera;
    Vec3D                   _target;
    Vec3D                   _up;
    double                  _zoom;
 
    Transformation          _modeltrans;
 
    Vec3D                   _center;
    double                  _scale;
 
    std::vector<bool>       _senable;  // Enable/disable surface plotting, starts from 7
    std::vector<Vec3D>      _csurface[6];  // Sequences of 3: x0,x1,x2
    std::vector<Vec3D>      _gsurface;     // Sequences of 4: norm,x0,x1,x2
    std::vector<Vec3D>      _gcolor;       // Surface color
 
    uint32_t                _particle_div;
    uint32_t                _particle_offset;
    bool                    _bbox;
    uint32_t                _clevel[6];
 
    void cplane_add_vertex( int32_t p, const int32_t i[3], const int32_t vb[3], double dx, double dy );
    double cplane_dist( const int32_t i[3], const int32_t vb[3], int32_t dx, int32_t dy, int32_t dir );
    int32_t case2d( const int32_t i[3], const int32_t vb[3] );
    void build_cut_plane( int32_t p, const int32_t vb[3], int32_t level );
    void build_cut_planes( void );
    void build_geometry_surface( void );
    Vec3D sdata_palette( double sval ) const;
    void clear_surface_data( void );
 
    bool node_disabled( uint32_t i, uint32_t j, uint32_t k ) const;
    bool cell_disabled( uint32_t i, uint32_t j, uint32_t k ) const;
    bool face_disabled( const int i[3], const int vb[3] ) const;
 
    void draw_cut_planes( class Renderer *r );
    void draw_model( class Renderer *r );
    void draw_bbox( class Renderer *r );
    void draw_beam( class Renderer *r );
 
public:
 
    Geom3DPlot( const Geometry &geom,
                const ParticleDataBase *pdb );
 
    ~Geom3DPlot();
 
    void set_size( uint32_t width, uint32_t height );
 
    void set_model_transformation( const Transformation &modeltrans );
 
    Transformation get_model_transformation( void ) const;
 
    void set_projection_frustum( double xnear, double xfar, double zoom );
    
    void get_projection_frustum( double &xnear, double &xfar, double &zoom ) const ;
 
    void set_projection_zoom( double zoom );
 
    double get_projection_zoom( void ) const;
 
    void set_view_look_at( const Vec3D &camera, 
                           const Vec3D &target,
                           const Vec3D &up );
 
    void get_view_look_at( Vec3D &camera, 
                           Vec3D &target,
                           Vec3D &up ) const;
 
    void rebuild_model( void );
 
    void reset_camera_and_rotation( void );
 
    void set_surface_triangle_color_range( double min, double max );
 
    void get_surface_triangle_color_range( double &min, double &max ) const;
 
    void set_surface_triangle_data( const std::vector<double> *data );
 
    void set_surface_triangle_data_plot( bool enable );
 
    bool get_surface_triangle_data_plot( void ) const;
 
    void set_particle_div( uint32_t particle_div, uint32_t particle_offset = 0 );
    
    uint32_t get_particle_div( void ) const;
 
    uint32_t get_particle_offset( void ) const;
 
    void set_bbox( bool bbox );
 
    bool get_bbox( void ) const;
 
    void set_clevel( uint32_t direction, uint32_t level );
 
    uint32_t get_clevel( uint32_t direction ) const;
 
    void set_solid_plot( uint32_t a, bool enable );
 
    bool get_solid_plot( uint32_t a ) const;
 
    void draw( cairo_t *cairo, class Renderer *r );
};
 
 
#endif