ossimplugins::GeographicEphemeris Class Reference

This class represent an ephemeris in Geographic coordinates system. More...

#include <GeographicEphemeris.h>

Inheritance diagram for ossimplugins::GeographicEphemeris:

Public Member Functions
	GeographicEphemeris ()
	Constructor. More...
virtual	~GeographicEphemeris ()
	Destructor. More...
	GeographicEphemeris (JSDDateTime date, double pos[3], double speed[3])
	Constructor with initialisations. More...
	GeographicEphemeris (const GeographicEphemeris &rhs)
	Copy constructor. More...
	GeographicEphemeris (GalileanEphemeris &rhs)
GeographicEphemeris &	operator= (const GeographicEphemeris &rhs)
	Affectation operator. More...
void	ToGalilean (GalileanEphemeris *vGal)
	This fonction converts the current ephemeris in the Galilean coordinates system. More...
	operator GalileanEphemeris ()
virtual Ephemeris *	Clone ()
	This function creates a copy of the current class. More...
Public Member Functions inherited from ossimplugins::Ephemeris
	Ephemeris ()
	Constructor. More...
virtual	~Ephemeris ()
	Destructor. More...
	Ephemeris (JSDDateTime date, double pos[3], double speed[3])
	Constructor with initialisations. More...
	Ephemeris (const Ephemeris &rhs)
	Copy constructor. More...
Ephemeris &	operator= (const Ephemeris &rhs)
	Affectation operator. More...
JSDDateTime	get_date () const
double *	get_position ()
const double *	get_position () const
double *	get_speed ()
const double *	get_speed () const
void	set_date (JSDDateTime date)
void	set_position (double position[3])
void	set_speed (double speed[3])
bool	saveState (ossimKeywordlist &kwl, const char *prefix=0) const
	Method to save object state to a keyword list. More...
bool	loadState (const ossimKeywordlist &kwl, const char *prefix=0)
	Method to the load (recreate) the state of the object from a keyword list. More...

Additional Inherited Members
Protected Attributes inherited from ossimplugins::Ephemeris
JSDDateTime	_date
double	_position [3]
double	_speed [3]

Detailed Description

This class represent an ephemeris in Geographic coordinates system.

Definition at line 27 of file GeographicEphemeris.h.

Constructor & Destructor Documentation

GeographicEphemeris() [1/4]

ossimplugins::GeographicEphemeris::GeographicEphemeris

(

)

Constructor.

Definition at line 23 of file GeographicEphemeris.cpp.

                                         : Ephemeris()
{
}

~GeographicEphemeris()

ossimplugins::GeographicEphemeris::~GeographicEphemeris ( )

virtual

Destructor.

Definition at line 27 of file GeographicEphemeris.cpp.

{
}

GeographicEphemeris() [2/4]

ossimplugins::GeographicEphemeris::GeographicEphemeris	(	JSDDateTime	date,
		double	pos[3],
		double	speed[3]
	)

Constructor with initialisations.

Definition at line 31 of file GeographicEphemeris.cpp.

                                                                                         : Ephemeris(date, pos, speed)
{
}

GeographicEphemeris() [3/4]

ossimplugins::GeographicEphemeris::GeographicEphemeris

(

const GeographicEphemeris &

rhs

)

Copy constructor.

Definition at line 35 of file GeographicEphemeris.cpp.

                                                                       : Ephemeris(rhs)
{
}

GeographicEphemeris() [4/4]

ossimplugins::GeographicEphemeris::GeographicEphemeris

(

GalileanEphemeris &

rhs

)

Definition at line 81 of file GeographicEphemeris.cpp.

References ossimplugins::GalileanEphemeris::ToGeographic().

{
  rhs.ToGeographic(this);
}

Member Function Documentation

Clone()

virtual Ephemeris* ossimplugins::GeographicEphemeris::Clone ( )

inlinevirtual

This function creates a copy of the current class.

Reimplemented from ossimplugins::Ephemeris.

Definition at line 64 of file GeographicEphemeris.h.

  {
    return new GeographicEphemeris(*this);
  };

operator GalileanEphemeris()

ossimplugins::GeographicEphemeris::operator GalileanEphemeris

(

)

Definition at line 74 of file GeographicEphemeris.cpp.

{
  GalileanEphemeris rhs;
  ToGalilean(&rhs);
  return rhs;
}

operator=()

GeographicEphemeris & ossimplugins::GeographicEphemeris::operator=

(

const GeographicEphemeris &

rhs

)

Affectation operator.

Definition at line 39 of file GeographicEphemeris.cpp.

References ossimplugins::Ephemeris::Ephemeris().

{
  ((Ephemeris)*this) = ((Ephemeris)rhs);
  return *this;
}

ToGalilean()

void ossimplugins::GeographicEphemeris::ToGalilean

(

GalileanEphemeris *

vGal

)

This fonction converts the current ephemeris in the Galilean coordinates system.

Definition at line 46 of file GeographicEphemeris.cpp.

References ossimplugins::Ephemeris::_date, ossimplugins::Ephemeris::_position, ossimplugins::Ephemeris::_speed, ossimplugins::GMSTDateTime::AN1950, ossimplugins::JSDDateTime::AsGMSTDateTime(), ossimplugins::GMSTDateTime::get_tms(), ossimplugins::Ephemeris::set_date(), ossimplugins::GMSTDateTime::set_origine(), ossimplugins::Ephemeris::set_position(), and ossimplugins::Ephemeris::set_speed().

Referenced by ossimplugins::GalileanEphemeris::GalileanEphemeris().

{
  const double OMEGATERRE  = 6.28318530717958647693 / 86164.09054 ;
  GMSTDateTime h;
  h.set_origine(GMSTDateTime::AN1950);

  double s,c;
  _date.AsGMSTDateTime(&h) ;

    c = cos (h.get_tms()) ;
    s = sin (h.get_tms()) ;
  vGal->set_date(_date);

  double pos[3];
  double speed[3];

    pos[0] = _position[0] * c - _position[1] * s ;
    pos[1] = _position[0] * s + _position[1] * c ;
    pos[2] = _position[2] ;

    speed[0]  =  _speed[0]  * c -  _speed[1] * s - OMEGATERRE * (_position[0] * s + _position[1] * c) ;
    speed[1]  =  _speed[0]  * s +  _speed[1] * c + OMEGATERRE * (_position[0] * c - _position[1] * s) ;
    speed[2]  = _speed[2] ;

  vGal->set_position(pos);
    vGal->set_speed(speed);
}

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

• GeographicEphemeris.h
• GeographicEphemeris.cpp