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    starpos.h star position
    Copyright (C) 2011 Enas Giovanni <gio.enas@alice.it>
    This file is part of Nautic.

    Nautic is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Nautic is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Nautic.  If not, see <http://www.gnu.org/licenses/>.

#ifndef STARPOS_H
#define STARPOS_H

#include <math.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "plant.h"

00033 class Starpos {

      virtual ~Starpos();
      int mainStar(int Year, int month, int hour, int day, int min, int sec);
      int hms( double x );
      int trnsit(double J, double lha, double dec);
      void iter_func(double t, int (* func)());
      int update();
      int kepler(double J, struct orbit *e,double rect[],double polar[]);
      double sidrlt(double j,double tlong );
      int nutlo(double J);
      int epsiln(double J);
      int diurab(double last,double *ra,double *dec );
      int diurpx(double last,double *ra,double *dec,double dist );
      int showcor(char* strng,double p[],double dp[] );
      double refrac(double alt);
      int altaz(double pol[],double J );
      int dms(double x );
      int iter_trnsit( int (* func)() );
      int jtocal(double J );
      void mean_elements (double J);
      int sscc (int k,double arg,int n);
      int nutate(double J,double p[] );
      int g3plan (double J, plantbl *plan, double pobj[],int objnum);
      int gplan (double J, plantbl *plan,double pobj[]);
      double g1plan (double J, plantbl *plan);
      int g2plan (double J, plantbl *plan,double pobj[]);
      int gmoon (double J,double rect[],double pol[]);
      int embofs(double J,double ea[],double * pr );
      int precess( double R[],double J,int direction );
      double modtp(double x);
      double mod360(double x);
      int velearth(double J );
      int annuab(double p[] );
      double caltoj(long year,int month,double day );
      int deltap(double p0[],double p1[],double* dr,double * dd );
      int relativity(double p[],double q[],double e[] );
      int showrd(char* msg,double p[],double pol[] );
      int angles(double p[],double q[],double e[] );
      int fk4fk5(double p[],double m[], struct star *el );
      double deltat(double Y);
      int dostar ();
      int rstar(struct star *el);
      int kinit();
      int getorbit(struct orbit *el);
      FILE *fincat(char * name,int n,char * str1,char * str2 );
      int getnum(char* msg,void* num,const char* format );
      int getstar(struct star *el);
      int showcname( char *in );
      static int islow(char* p);
      static int skipwh(char *p);
      static int isnumber(char *p);
      static int isup(char *p);
      double zgetdate();
      double gethms();
      double zatan2(double x,double y );
      int mainPlanet(int Year,int month, int day, int hour, int minute, int second);
      int domoon();
      int doplanet();
      int reduce( struct orbit *elemnt,double q[],double e[] );
      int moonll(double J,double rect[],double pol[]);
      int lonlat(double pp[],double J,double polar[],int ofdate );
      int lightt( struct orbit *elemnt,double q[],double e[] );
      const char * whatconstel(double ra, double dec);// (double pp[],double epoch);

      double RA;
      double Dec;
      int linenum;
      int objnum;
      double planet_distance;

      double tlong;//-71.13;  /* Cambridge, Massachusetts */
      double tlat ;//42.38; /* geocentric */
      double glat;//42.17; /* geodetic */
      const char * constellation;
      const char * bodyname;
      const char * constname;
      double mlong;
      double mlat;
      double prlx;
      double sdiam;
      double plong;
      double plat;


#endif // STARPOS_H

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