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.. ifconfig:: calcephapi in ('C')
::
double AU;
t_calcephbin *peph;
/* open the ephemeris file */
peph = calceph_open("example1.dat");
if (peph)
{
/* print the value of AU */
if (calceph_getconstant(peph, "AU", &AU))
printf("AU=%23.16E\n", AU);
/* close the ephemeris file */
calceph_close(peph);
}
.. ifconfig:: calcephapi in ('F2003')
::
integer res
real(8) AU
TYPE(C_PTR) :: peph
peph = calceph_open("example1.dat"//C_NULL_CHAR)
if (C_ASSOCIATED(peph)) then
! print the value of AU
if (calceph_getconstant(peph, "AU"//C_NULL_CHAR, AU).eq.1) then
write (*,*) "AU=", AU
endif
call calceph_close(peph)
endif
.. ifconfig:: calcephapi in ('F90')
::
integer*8 peph
integer res
double precision AU
res = f90calceph_open(peph, "example1.dat")
if (res.eq.1) then
! print the value of AU
if (f90calceph_getconstant(peph, "AU", AU).eq.1) then
write (*,*) "AU=", AU
endif
call f90calceph_close(peph)
endif
.. ifconfig:: calcephapi in ('Python')
::
from calcephpy import *
peph = CalcephBin.open("example1.dat")
AU = peph.getconstant("AU")
print(AU)
peph.close()
.. ifconfig:: calcephapi in ('Mex')
::
peph = CalcephBin.open('example1.dat');
AU = peph.getconstant('AU')
peph.close();
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