ln_types.h

/*
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *  
 *  Copyright (C) 2000 - 2005 Liam Girdwood  
 */
 
#ifndef _LN_TYPES_H
#define _LN_TYPES_H
 
#if !defined(__WIN32__) && (defined(__WIN32) || defined(WIN32))
#define __WIN32__
#define ALIGN32
#else
#define ALIGN32 __attribute__((aligned(32)))
#endif
 
/* add a specific macro for mingw */
#if defined(__MINGW32__) || defined(__MINGW64__)
#define __MINGW__
#endif
 
 
#ifdef __cplusplus
extern "C" {
#endif
 
#if defined(_MSC_VER) || defined(__CYGWIN__) || defined(__MINGW32__) || defined( __BCPLUSPLUS__)  || defined( __MWERKS__)
#  if defined( LIBNOVA_STATIC )
#    define LIBNOVA_EXPORT
#  elif defined( LIBNOVA_SHARED )
#    define LIBNOVA_EXPORT   __declspec(dllexport)
#  else
#    define LIBNOVA_EXPORT
#  endif
#else
#  define LIBNOVA_EXPORT
#endif
 
/* define some useful constants if they are not already defined */
#if(!defined(M_PI_2) && (!defined(_MSC_VER) || !defined(_USE_MATH_DEFINES)))
#define M_PI_2          1.5707963267948966192313216916398
#define M_PI_4          0.78539816339744830961566084581988
#define M_PI            3.1415926535897932384626433832795
#endif
 
/* sidereal day length in seconds and days (for JD)*/
#define LN_SIDEREAL_DAY_SEC 86164.09
#define LN_SIDEREAL_DAY_DAY (LN_SIDEREAL_DAY_SEC / 86400.0)
 
/* 1.1.2000 Julian Day & others */
#define JD2000          2451545.0
#define JD2050          2469807.50
 
#define B1900           2415020.3135
#define B1950           2433282.4235
    
struct ln_date {
    int years;      
    int months;     
    int days;       
    int hours;      
    int minutes;    
    double seconds; 
};
 
struct ln_zonedate {
    int years;      
    int months;     
    int days;       
    int hours;      
    int minutes;    
    double seconds; 
    long gmtoff;        
};
 
struct ln_dms {
    unsigned short neg;         
    unsigned short degrees;     
    unsigned short minutes;     
    double seconds;     
};
 
struct ln_hms {
    unsigned short hours;       
    unsigned short minutes;     
    double seconds;             
};
 
struct lnh_equ_posn {
    struct ln_hms ra;   
    struct ln_dms dec;  
};
 
struct lnh_hrz_posn {
    struct ln_dms az;   
    struct ln_dms alt;  
};
 
 
struct lnh_lnlat_posn {
    struct ln_dms lng; 
    struct ln_dms lat; 
};
 
 
struct ln_equ_posn {
    double ra;  
    double dec; 
};
 
struct ln_hrz_posn {
    double az;  
    double alt; 
};
 
 
struct ln_lnlat_posn {
    double lng; 
    double lat; 
};
 
 
struct ln_helio_posn {
    double L;   
    double B;   
    double R;   
};
 
struct ln_rect_posn {
    double X;   
    double Y;   
    double Z;   
};
 
struct ln_gal_posn {
    double l;   
    double b;   
};
 
struct ln_ell_orbit {
    double a;   
    double e;   
    double i;   
    double w;   
    double omega;   
    double n;   
    double JD;  
};
 
struct ln_par_orbit {
    double q;   
    double i;   
    double w;   
    double omega;   
    double JD;  
};
 
struct ln_hyp_orbit {
    double q;   
    double e;   
    double i;   
    double w;   
    double omega;   
    double JD;  
};
 
struct ln_rst_time {
    double rise;        
    double set;         
    double transit;     
};
 
struct ln_nutation {
    double longitude;   
    double obliquity;   
    double ecliptic;    
};
 
#if defined(__WIN32__) && !defined(__MINGW__)
 
#include <time.h>
 
struct timeval
{
    time_t  tv_sec;         /* count of seconds since Jan. 1, 1970 */
    long    tv_usec;        /* and microseconds */
};
 
struct timezone
{
    int     tz_minuteswest; /* Minutes west of GMT */
    int     tz_dsttime;     /* DST correction offset */
};
 
#endif /* __WIN32__ */
 
#ifdef __cplusplus
};
#endif
 
#endif