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longlat.h@ 633

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Last change on this file since 633 was 262, checked in by ansari, 26 years ago
Ajout de fichiers de calcul de geometrie Vector3d, UnitVector, Circle, de Benoit Revenu Reza 23/04/99
File size: 837 bytes

Rev	Line
[262]	1	#ifndef LONGLAT_H_SEEN
	2	#define LONGLAT_H_SEEN
	3
	4	#include <math.h>
	5	#include <iostream.h>
	6	#include <stdio.h>
	7	#include <string.h>
	8	#include "utilgeom.h"
	9
	10	/*
	11	passage des coordonnees longitude, latitude en theta,phi
	12	longitude=phi
	13	latitude=Pi/2-theta
	14	*/
	15
	16	class LongLat
	17	{
	18
	19	public:
	20
	21	LongLat();
	22	LongLat(double longitude, double latitude);
	23	LongLat(double x, double y, double z);
	24	LongLat(const LongLat&);
	25
	26	void Set(double longitude, double latitude);
	27	double Longitude() const {return _lon;}
	28	double Phi() const {return _lon;}
	29	double Latitude() const {return _lat;}
	30	double Theta() const {return pi_over_2-_lat;}
	31
	32	void Print(ostream& os) const;
	33
	34	private:
	35
	36	double _lon; // lambda
	37	double _lat; // beta
	38
	39	};
	40
	41	inline ostream& operator<<(ostream& s, const LongLat& ll)
	42	{
	43	ll.Print(s);
	44	return s;
	45	}
	46
	47	#endif

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