69 lines
1.3 KiB
C++
69 lines
1.3 KiB
C++
#ifndef OBSERVER_H_
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#define OBSERVER_H_
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#include "CoordGeodetic.h"
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#include "CoordTopographic.h"
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#include "Julian.h"
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#include "Eci.h"
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class Observer
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{
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public:
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Observer(double latitude, double longitude, double altitude)
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: geo_(latitude, longitude, altitude),
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observers_eci_(Julian(), geo_)
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{
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}
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Observer(const CoordGeodetic &g)
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: geo_(g), observers_eci_(Julian(), geo_)
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{
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}
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virtual ~Observer()
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{
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}
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void SetLocation(const CoordGeodetic& g)
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{
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geo_ = g;
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observers_eci_ = Eci(observers_eci_.GetDate(), geo_);
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}
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CoordGeodetic GetLocation() const
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{
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return geo_;
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}
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Eci GetEciPosition(const Julian &date) const
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{
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return Eci(date, geo_);
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}
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CoordTopographic GetLookAngle(const Eci &eci);
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private:
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void UpdateObserversEci(const Julian &date)
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{
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/*
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* if date has changed, update for new date
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*/
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if (observers_eci_.GetDate() != date)
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{
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observers_eci_ = Eci(date, geo_);
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}
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}
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/*
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* the observers position
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*/
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CoordGeodetic geo_;
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/*
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* the observers eci for a particular time
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*/
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Eci observers_eci_;
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};
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#endif
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