mesh_conv::MC_navigator_tool Class Reference

Container class for the viewer, does not need to be weel written. More...

#include <MC_navigator_tool.hpp>

Collaboration diagram for mesh_conv::MC_navigator_tool:

Public Member Functions
	MC_navigator_tool ()
MC_matrix	current_light1 () const
MC_v3d_vector	axis_light1 () const
MC_matrix	current_cam1 () const
MC_v3d_vector	axis_cam1 () const
void	go_forward_trackball_cam1 (const double &d_L)
void	go_right_trackball_cam1 (const double &d_L)
void	go_up_trackball_cam1 (const double &d_L)
std::ostream &	write_cam1 (std::ostream &stream) const
const MC_navigator_tool &	write_cam1_file (std::string &filename) const
MC_navigator_tool &	read_cam1 (std::istream &param)
MC_navigator_tool &	read_cam1_file (const std::string &filename)
std::ostream &	write_light1 (std::ostream &stream) const
const MC_navigator_tool &	write_light1_file (std::string &filename) const
MC_navigator_tool &	read_light1 (std::istream &param)
MC_navigator_tool &	read_light1_file (const std::string &filename)
double	delta_time ()
	return current_time-old_time;
double	update_fps ()
	update the fps and return fps
int	increase_frame_number ()
	increase the frame drawn and return the number
MC_double_vector	projection_param () const
MC_matrix	projection_matrix () const
MC_v3d_vector	ray_world_space_cam1 (const int &x_screen, const int &y_screen) const
	give the (x,y) coordinate in screen space and return the center and the ray pointed in world space
Public Attributes
MC_trackball	trackball_cam1
MC_v3d	tr_cam1
double	dist_cam1
MC_trackball	trackball_light1
MC_v3d	tr_light1
double	dist_light1
unsigned int	current_time
unsigned int	old_time
unsigned int	frame
double	current_fps
int	x_previous
int	y_previous
int	x_screen_size_1
int	y_screen_size_1
double	fov
double	znear
double	zfar
double	size_pointer
bool	left_button
bool	right_button

Detailed Description

Container class for the viewer, does not need to be weel written.

Definition at line 31 of file MC_navigator_tool.hpp.

Constructor & Destructor Documentation

mesh_conv::MC_navigator_tool::MC_navigator_tool ( )

Definition at line 11 of file MC_navigator_tool.cpp.

References current_fps, current_time, dist_cam1, fov, frame, old_time, PI, size_pointer, x_previous, x_screen_size_1, y_previous, y_screen_size_1, zfar, and znear.

00012     {
00013 #define PI 3.14159
00014 
00015         dist_cam1=-3.0;
00016         current_time=0;old_time=0;frame=0;current_fps=0.0;
00017         x_previous=0;y_previous=0;
00018         x_screen_size_1=100;y_screen_size_1=100;
00019         size_pointer=0.1;
00020 
00021         fov=45.0*PI/180.0;
00022         znear=0.01;
00023         zfar=150.0;
00024     }

Member Function Documentation

MC_v3d_vector mesh_conv::MC_navigator_tool::axis_cam1 ( ) const

Returns:: position,normal,right,up

Definition at line 47 of file MC_navigator_tool.cpp.

References current_cam1(), and mesh_conv::MC_matrix::to_matrix3().

Referenced by set_light(), and update_plane().

00048     {
00049         MC_matrix camera_1=current_cam1();
00050 //        MC_v3d eye_n(camera_1(0,2),camera_1(1,2),camera_1(2,2));
00051 //        MC_v3d eye_up(camera_1(0,1),camera_1(1,1),camera_1(2,1));
00052 //        MC_v3d eye_right(camera_1(0,0),camera_1(1,0),camera_1(2,0));
00053 //
00054         MC_v3d eye_n(camera_1(2,0),camera_1(2,1),camera_1(2,2));
00055         MC_v3d eye_up(camera_1(1,0),camera_1(1,1),camera_1(1,2));
00056         MC_v3d eye_right(camera_1(0,0),camera_1(0,1),camera_1(0,2));
00057 
00058 
00059 
00060         MC_v3d local_p(camera_1(0,3),camera_1(1,3),camera_1(2,3));
00061 
00062         //local_p=camera_1.to_matrix3().first*(MC_v3d(0,0,-dist_cam1));
00063         //local_p=camera_1.to_matrix3().first.inverted()*(-local_p);
00064         //local_p=-(MC_v3d(camera_1.to_matrix3().first*MC_v3d(0,0,dist_cam1))+tr_cam1);
00065         local_p=-MC_v3d((camera_1.to_matrix3().first).inverted()*(camera_1.to_matrix3().second));
00066 
00067         MC_v3d_vector parameters;
00068         parameters=parameters<<local_p<<eye_n<<eye_right<<eye_up;
00069         return parameters;
00070     }

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MC_v3d_vector mesh_conv::MC_navigator_tool::axis_light1 ( ) const

Returns:: position,normal,right,up

Definition at line 72 of file MC_navigator_tool.cpp.

References current_light1(), and mesh_conv::MC_matrix::to_matrix3().

00073     {
00074         MC_matrix light_1=current_light1();
00075 
00076         MC_v3d eye_n(light_1(2,0),light_1(2,1),light_1(2,2));
00077         MC_v3d eye_up(light_1(1,0),light_1(1,1),light_1(1,2));
00078         MC_v3d eye_right(light_1(0,0),light_1(0,1),light_1(0,2));
00079 
00080         MC_v3d local_p(light_1(0,3),light_1(1,3),light_1(2,3));
00081         local_p=-MC_v3d((light_1.to_matrix3().first).inverted()*(light_1.to_matrix3().second));
00082 
00083         MC_v3d_vector parameters;
00084         parameters=parameters<<local_p<<eye_n<<eye_right<<eye_up;
00085         return parameters;
00086     }

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MC_matrix mesh_conv::MC_navigator_tool::current_cam1 ( ) const

Definition at line 25 of file MC_navigator_tool.cpp.

References mesh_conv::MC_matrix::add_translation(), mesh_conv::MC_quaternion::conjugated(), dist_cam1, mesh_conv::MC_matrix::identity(), mesh_conv::MC_quaternion::matrix(), mesh_conv::MC_trackball::quaternion(), mesh_conv::MC_matrix::to_matrix3(), mesh_conv::MC_matrix::to_matrix4(), tr_cam1, and trackball_cam1.

Referenced by axis_cam1(), ray_world_space_cam1(), and set_light().

00026     {
00027         MC_matrix camera_1=MC_matrix::identity(4);
00028         camera_1.add_translation(MC_v3d(0,0,dist_cam1));
00029         camera_1=camera_1*trackball_cam1.quaternion().conjugated().matrix().to_matrix4();
00030 
00031         MC_v3d translate_after=camera_1.to_matrix3().first*tr_cam1;
00032         camera_1.add_translation(translate_after);
00033 
00034         return camera_1;
00035     }

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MC_matrix mesh_conv::MC_navigator_tool::current_light1 ( ) const

Definition at line 36 of file MC_navigator_tool.cpp.

References mesh_conv::MC_matrix::add_translation(), mesh_conv::MC_quaternion::conjugated(), dist_light1, mesh_conv::MC_matrix::identity(), mesh_conv::MC_quaternion::matrix(), mesh_conv::MC_trackball::quaternion(), mesh_conv::MC_matrix::to_matrix3(), mesh_conv::MC_matrix::to_matrix4(), tr_light1, and trackball_light1.

Referenced by axis_light1().

00037     {
00038         MC_matrix light_1=MC_matrix::identity(4);
00039         light_1.add_translation(MC_v3d(0,0,dist_light1));
00040         light_1=light_1*trackball_light1.quaternion().conjugated().matrix().to_matrix4();
00041 
00042         MC_v3d translate_after=light_1.to_matrix3().first*tr_light1;
00043         light_1.add_translation(translate_after);
00044 
00045         return light_1;
00046     }

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double mesh_conv::MC_navigator_tool::delta_time ( ) [inline]

return current_time-old_time;

Definition at line 101 of file MC_navigator_tool.hpp.

References current_time, and old_time.

Referenced by display_callback().

00101 {return current_time-old_time;}

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void mesh_conv::MC_navigator_tool::go_forward_trackball_cam1 ( const double & d_L )

Definition at line 96 of file MC_navigator_tool.cpp.

References mesh_conv::MC_quaternion::conjugated(), mesh_conv::MC_trackball::quaternion(), tr_cam1, and trackball_cam1.

Referenced by keyboard_callback().

00097     {
00098         MC_v3d z(0,0,1);
00099         tr_cam1+=d_L*(trackball_cam1.quaternion().conjugated()*z);
00100     }

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void mesh_conv::MC_navigator_tool::go_right_trackball_cam1 ( const double & d_L )

Definition at line 101 of file MC_navigator_tool.cpp.

References mesh_conv::MC_quaternion::conjugated(), mesh_conv::MC_trackball::quaternion(), tr_cam1, and trackball_cam1.

Referenced by keyboard_callback().

00102     {
00103         MC_v3d z(-1,0,0);
00104         tr_cam1+=d_L*(trackball_cam1.quaternion().conjugated()*z);
00105     }

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void mesh_conv::MC_navigator_tool::go_up_trackball_cam1 ( const double & d_L )

Definition at line 106 of file MC_navigator_tool.cpp.

References mesh_conv::MC_quaternion::conjugated(), mesh_conv::MC_trackball::quaternion(), tr_cam1, and trackball_cam1.

Referenced by keyboard_callback().

00107     {
00108         MC_v3d z(0,1,0);
00109         tr_cam1+=d_L*(trackball_cam1.quaternion().conjugated()*z);
00110     }

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int mesh_conv::MC_navigator_tool::increase_frame_number ( ) [inline]

increase the frame drawn and return the number

Definition at line 105 of file MC_navigator_tool.hpp.

References frame.

Referenced by display_callback().

00105 {++frame;return frame;}

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MC_matrix mesh_conv::MC_navigator_tool::projection_matrix ( ) const

Definition at line 196 of file MC_navigator_tool.cpp.

References projection_param(), zfar, and znear.

00197     {
00198         MC_double_vector param=projection_param();
00199         double left=param[0];
00200         double right=-left;
00201         double top=param[1];
00202         double bottom=-top;
00203         double znear=param[2];
00204         double zfar=param[3];
00205         MC_matrix p(4,4);
00206 
00207 
00208         p(0,0)=2*znear/(right-left);
00209         p(1,1)=2*znear/(top-bottom);
00210 
00211         p(0,2)=(right+left)/(right-left);
00212         p(1,2)=(top+bottom)/(top-bottom);
00213         p(2,2)=-(zfar+znear)/(zfar-znear);
00214         p(3,2)=-1;
00215 
00216         p(2,3)=-2*zfar*znear/(zfar-znear);
00217 
00218 
00219 
00220         return p;
00221     }

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MC_double_vector mesh_conv::MC_navigator_tool::projection_param ( ) const

Definition at line 189 of file MC_navigator_tool.cpp.

References fov, x_screen_size_1, y_screen_size_1, zfar, and znear.

Referenced by display_callback(), projection_matrix(), and ray_world_space_cam1().

00190     {
00191         double aspect=static_cast<double>(x_screen_size_1)/static_cast<double>(y_screen_size_1);
00192         double top=tan(fov*0.5)*znear;
00193         double left=-aspect*top;
00194         return MC_double_vector(left,top,znear,zfar,aspect);
00195     }

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MC_v3d_vector mesh_conv::MC_navigator_tool::ray_world_space_cam1	(	const int &	x_screen,
		const int &	y_screen
	)			const

give the (x,y) coordinate in screen space and return the center and the ray pointed in world space

Returns:: center,ray

Definition at line 223 of file MC_navigator_tool.cpp.

References current_cam1(), mesh_conv::MC_matrix::inverted(), mesh_conv::MC_v3d::normalized(), projection_param(), mesh_conv::MC_matrix::to_matrix3(), mesh_conv::MC_matrix::translation_part(), x_screen_size_1, y_screen_size_1, and znear.

00224     {
00225         //normalized screen coordinates
00226         MC_v3d local(
00227                 (x_screen_size_1-2*x_screen)/double(x_screen_size_1)
00228                 ,
00229                 (y_screen_size_1-2*y_screen)/double(y_screen_size_1),0);
00230 
00231         //camera parameters
00232         MC_double_vector proj_param=projection_param();
00233         double Lh=-proj_param[1];
00234         double aspect=proj_param[4];
00235 
00236         //coordinate on the camera
00237         MC_v3d proj_ray(local[0]*Lh*aspect,local[1]*Lh,-znear);
00238 
00239         // modelview
00240         MC_matrix mod=current_cam1();
00241         MC_matrix mod_inv=mod.inverted();
00242 
00243         MC_v3d ray=mod_inv.to_matrix3().first*proj_ray;
00244         MC_v3d center=mod_inv.translation_part();
00245 
00246         return MC_v3d_vector(center,ray.normalized());
00247     }

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MC_navigator_tool & mesh_conv::MC_navigator_tool::read_cam1 ( std::istream & param )

Definition at line 124 of file MC_navigator_tool.cpp.

References dist_cam1, mesh_conv::MC_trackball::quaternion(), tr_cam1, and trackball_cam1.

Referenced by read_cam1_file().

00125     {
00126         std::string buffer;
00127 
00128         param>>buffer; //quat
00129         param>>trackball_cam1.quaternion();
00130 
00131         param>>buffer; //dist
00132         param>>dist_cam1;
00133 
00134         param>>buffer; //tr
00135         param>>tr_cam1;
00136 
00137         return *this;
00138     }

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MC_navigator_tool & mesh_conv::MC_navigator_tool::read_cam1_file ( const std::string & filename )

Definition at line 139 of file MC_navigator_tool.cpp.

References read_cam1().

Referenced by main().

00140     {
00141         std::ifstream fstream(filename.c_str());
00142         if(!fstream.good())
00143         {std::cout<<"MC_navigator_tool::read_cam1_file("<<filename<<") cannot open the file"<<std::endl;}
00144         read_cam1(fstream);
00145         fstream.close();
00146         return *this;
00147     }

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MC_navigator_tool & mesh_conv::MC_navigator_tool::read_light1 ( std::istream & param )

Definition at line 161 of file MC_navigator_tool.cpp.

References dist_light1, mesh_conv::MC_trackball::quaternion(), tr_light1, and trackball_light1.

Referenced by read_light1_file().

00162     {
00163         std::string buffer;
00164 
00165         param>>buffer; //quat
00166         param>>trackball_light1.quaternion();
00167 
00168         param>>buffer; //dist
00169         param>>dist_light1;
00170 
00171         param>>buffer; //tr
00172         param>>tr_light1;
00173 
00174         return *this;
00175     }

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MC_navigator_tool & mesh_conv::MC_navigator_tool::read_light1_file ( const std::string & filename )

Definition at line 176 of file MC_navigator_tool.cpp.

References read_light1().

00177     {
00178         std::ifstream fstream(filename.c_str());
00179         if(!fstream.good())
00180         {std::cout<<"MC_navigator_tool::read_light1_file("<<filename<<") cannot open the file"<<std::endl;}
00181 
00182         read_light1(fstream);
00183         fstream.close();
00184         return *this;
00185     }

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double mesh_conv::MC_navigator_tool::update_fps ( )

update the fps and return fps

Definition at line 88 of file MC_navigator_tool.cpp.

References current_fps, current_time, frame, and old_time.

Referenced by display_callback().

00089     {
00090         current_fps=double(frame*1000)/double(current_time-old_time);
00091         old_time=current_time;
00092         frame=0;
00093         return current_fps;
00094     }

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std::ostream & mesh_conv::MC_navigator_tool::write_cam1 ( std::ostream & stream ) const

Definition at line 112 of file MC_navigator_tool.cpp.

References dist_cam1, mesh_conv::MC_trackball::quaternion(), tr_cam1, and trackball_cam1.

Referenced by write_cam1_file().

00113     {
00114         stream<<"quat "<<trackball_cam1.quaternion()<<"\ndist "<<dist_cam1<<"\ntr "<<tr_cam1<<std::endl;
00115         return stream;
00116     }

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const MC_navigator_tool & mesh_conv::MC_navigator_tool::write_cam1_file ( std::string & filename ) const

Definition at line 117 of file MC_navigator_tool.cpp.

References write_cam1().

Referenced by keyboard_callback().

00118     {
00119         std::ofstream fstream(filename.c_str());
00120         write_cam1(fstream);
00121         fstream.close();
00122         return *this;
00123     }

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std::ostream & mesh_conv::MC_navigator_tool::write_light1 ( std::ostream & stream ) const

Definition at line 149 of file MC_navigator_tool.cpp.

References dist_light1, mesh_conv::MC_trackball::quaternion(), tr_light1, and trackball_light1.

Referenced by write_light1_file().

00150     {
00151         stream<<"quat "<<trackball_light1.quaternion()<<"\ndist "<<dist_light1<<"\ntr "<<tr_light1<<std::endl;
00152         return stream;
00153     }

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const MC_navigator_tool & mesh_conv::MC_navigator_tool::write_light1_file ( std::string & filename ) const

Definition at line 154 of file MC_navigator_tool.cpp.

References write_light1().

00155     {
00156         std::ofstream fstream(filename.c_str());
00157         write_light1(fstream);
00158         fstream.close();
00159         return *this;
00160     }

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Member Data Documentation

double mesh_conv::MC_navigator_tool::current_fps

Definition at line 107 of file MC_navigator_tool.hpp.

Referenced by draw_fps(), MC_navigator_tool(), and update_fps().

unsigned int mesh_conv::MC_navigator_tool::current_time

Definition at line 106 of file MC_navigator_tool.hpp.

Referenced by delta_time(), display_callback(), evolve(), MC_navigator_tool(), and update_fps().

double mesh_conv::MC_navigator_tool::dist_cam1

Definition at line 47 of file MC_navigator_tool.hpp.

Referenced by current_cam1(), display_callback(), draw_pointer(), keyboard_callback(), MC_navigator_tool(), motion_callback(), read_cam1(), and write_cam1().

double mesh_conv::MC_navigator_tool::dist_light1

Definition at line 55 of file MC_navigator_tool.hpp.

Referenced by current_light1(), read_light1(), and write_light1().

double mesh_conv::MC_navigator_tool::fov

Definition at line 125 of file MC_navigator_tool.hpp.

Referenced by MC_navigator_tool(), and projection_param().

unsigned int mesh_conv::MC_navigator_tool::frame

Definition at line 106 of file MC_navigator_tool.hpp.

Referenced by increase_frame_number(), MC_navigator_tool(), and update_fps().

bool mesh_conv::MC_navigator_tool::left_button

Definition at line 165 of file MC_navigator_tool.hpp.

Referenced by motion_callback(), and mouse_callback().

unsigned int mesh_conv::MC_navigator_tool::old_time

Definition at line 106 of file MC_navigator_tool.hpp.

Referenced by delta_time(), MC_navigator_tool(), and update_fps().

bool mesh_conv::MC_navigator_tool::right_button

Definition at line 166 of file MC_navigator_tool.hpp.

Referenced by motion_callback(), and mouse_callback().

double mesh_conv::MC_navigator_tool::size_pointer

Definition at line 149 of file MC_navigator_tool.hpp.

Referenced by MC_navigator_tool().

MC_v3d mesh_conv::MC_navigator_tool::tr_cam1

Definition at line 45 of file MC_navigator_tool.hpp.

Referenced by current_cam1(), display_callback(), go_forward_trackball_cam1(), go_right_trackball_cam1(), go_up_trackball_cam1(), keyboard_callback(), motion_callback(), read_cam1(), update_plane(), and write_cam1().

MC_v3d mesh_conv::MC_navigator_tool::tr_light1

Definition at line 53 of file MC_navigator_tool.hpp.

Referenced by current_light1(), read_light1(), and write_light1().

MC_trackball mesh_conv::MC_navigator_tool::trackball_cam1

Definition at line 43 of file MC_navigator_tool.hpp.

Referenced by current_cam1(), display_callback(), draw_orientation(), draw_pointer(), go_forward_trackball_cam1(), go_right_trackball_cam1(), go_up_trackball_cam1(), motion_callback(), read_cam1(), and write_cam1().

MC_trackball mesh_conv::MC_navigator_tool::trackball_light1

Definition at line 51 of file MC_navigator_tool.hpp.

Referenced by current_light1(), read_light1(), and write_light1().

int mesh_conv::MC_navigator_tool::x_previous

Definition at line 113 of file MC_navigator_tool.hpp.

Referenced by MC_navigator_tool(), motion_callback(), and mouse_callback().

int mesh_conv::MC_navigator_tool::x_screen_size_1

Definition at line 119 of file MC_navigator_tool.hpp.

Referenced by display_callback(), main(), MC_navigator_tool(), motion_callback(), projection_param(), ray_world_space_cam1(), reshape_callback(), and setup_opengl().

int mesh_conv::MC_navigator_tool::y_previous

Definition at line 113 of file MC_navigator_tool.hpp.

Referenced by MC_navigator_tool(), motion_callback(), and mouse_callback().

int mesh_conv::MC_navigator_tool::y_screen_size_1

Definition at line 119 of file MC_navigator_tool.hpp.

Referenced by display_callback(), main(), MC_navigator_tool(), motion_callback(), projection_param(), ray_world_space_cam1(), reshape_callback(), and setup_opengl().

double mesh_conv::MC_navigator_tool::zfar

Definition at line 125 of file MC_navigator_tool.hpp.

Referenced by MC_navigator_tool(), projection_matrix(), and projection_param().

double mesh_conv::MC_navigator_tool::znear

Definition at line 125 of file MC_navigator_tool.hpp.

Referenced by MC_navigator_tool(), projection_matrix(), projection_param(), and ray_world_space_cam1().

The documentation for this class was generated from the following files:

/home/damien/work/2010_04_M1_info/TP/TP_glut_etudiant/src_lib/header/MC_navigator_tool.hpp
/home/damien/work/2010_04_M1_info/TP/TP_glut_etudiant/src_lib/src/MC_navigator_tool.cpp

mesh_conv::MC_navigator_tool Class Reference

Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation