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.. ifconfig:: calcephapi in ('C')
::
#include <stdio.h>
#include "calceph.h"
int main(void)
{
double AU;
t_calcephbin *peph;
peph = calceph_open("example1.dat");
if (peph)
{
if (calceph_getconstant(peph, "AU", &AU))
{
printf("AU=%23.16E\n", AU);
}
calceph_close(peph);
}
return 0;
}
.. ifconfig:: calcephapi in ('F2003')
::
program f2003multiple
USE, INTRINSIC :: ISO_C_BINDING
use calceph
integer res
real(8) AU
TYPE(C_PTR) :: peph
peph = calceph_open("example1.dat"//C_NULL_CHAR)
if (C_ASSOCIATED(peph)) then
if (calceph_getconstant(peph, "AU"//C_NULL_CHAR, AU).eq.1) then
write (*,*) "AU=", AU
endif
call calceph_close(peph)
endif
stop
end
.. ifconfig:: calcephapi in ('F90')
::
program F90example
implicit none
include 'f90calceph.h'
integer res
double precision AU
integer*8 :: peph
res = f90calceph_open(peph, "example1.dat")
if (res.eq.1) then
write (*,*) "The ephemeris is already opened"
if (f90calceph_getconstant(peph, "AU", AU).eq.1) then
write (*,*) "AU=", AU
endif
call f90calceph_close(peph)
write (*,*) "The ephemeris is already closed"
endif
stop
end
.. ifconfig:: calcephapi in ('Python')
::
from calcephpy import *
peph = CalcephBin.open("example1.dat")
AU = peph.getconstant("AU")
jd0 = 2451542
dt = 0.5
PV = peph.compute_unit(jd0, dt, NaifId.MOON, NaifId.EARTH,
Constants.UNIT_KM+Constants.UNIT_SEC+Constants.USE_NAIFID)
print(PV)
peph.close()
.. ifconfig:: calcephapi in ('Mex')
::
peph = CalcephBin.open('example1.dat');
AU = peph.getconstant('AU')
jd0 = 2451542
dt = 0.5
PV = peph.compute_unit(jd0, dt, NaifId.MOON, NaifId.EARTH,
Constants.UNIT_KM+Constants.UNIT_SEC+Constants.USE_NAIFID);
disp(PV)
peph.close();
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