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slalib.py
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slalib.py
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import math
import ctypes
import lib_slalib as lib
class slalib_controller(object):
_P = ctypes.POINTER
_char_p = ctypes.c_char_p
_uchar = ctypes.c_ubyte
_uchar_p = _P(ctypes.c_ubyte)
_ushort = ctypes.c_ushort
_ushort_p = _P(ctypes.c_ushort)
_int = ctypes.c_int
_int_p = _P(ctypes.c_int)
_uint = ctypes.c_uint
_long = ctypes.c_long
_long_p = _P(ctypes.c_long)
_ulong = ctypes.c_ulong
_ulong_p = _P(ctypes.c_ulong)
_float = ctypes.c_float
_float_p = _P(ctypes.c_float)
_double = ctypes.c_double
_double_p = _P(ctypes.c_double)
_void_p = ctypes.c_void_p
def slaDcc2s(self, v):
"""
slaDcc2s
"""
ra = dec = self._double_p(self._int(0))
vc= self._double*6
v = vc(*v)
lib.slaDcc2s(v, ra, dec)
return [ra.value, dec.value]
def slaDranrm(self, ra):
"""
slaDranrm
"""
ra = self._double(ra)
ra = lib.slaDranrm(ra)
return ra.value
def slaDcs2c(self, ra, dec):
"""
slaDcs2c
"""
ra = self._double(ra)
dec = self._double(dec)
v = self._double_p*3
data = [0]*3
v = v(*data)
lib.slaDcs2c(ra, dec, v)
return v
def slaPrec(self, begin_epoch, end_epoch):
"""
slaPrec
"""
begin_epoch = self._double(begin_epoch)
end_epoch = self._double(end_epoch)
rmat = [[0,0,0],[0,0,0],[0,0,0]]
rmat = self._double(rmat)
lib.slaPrc(begin_epoch, end_epoch, rmat)
return rmat
def slaEpj(self, jd):
"""
slaEpj
"""
jd = self._double(jd)
je = lib.slaEpj(jd)
return je.value
def slaDmxv(self, dm, va):
"""
slaDmxv
"""
dum0 =dum1 = dum2 = c_va = vb = self._double*3
data0 = data1 = data2 = []
data0 = dm[0]
data1 = dm[1]
data2 = dm[2]
dum0 = dum0(*data0)
dum1 = dum1(*data1)
dum2 = dum2(*data2)
dum = [dum0,dum1,dum2] #doubtful??
va = c_va(*va)
data = [0]*3
vb = vb(*data)
lib.slaDmxv(dum, va, vb)
return vb
def slaGmst(self, ut1):
"""
slaGmst
"""
ut1 = self._double(ut1)
st = lib.slaGmst(ut1)
return st.value
def slaPvobs(self, latitude, height, stl):
"""
slaPvobs
"""
latitude = self._double(latitude)
height = self._double(height)
stl = self._double(stl)
pv6 = self._double*6
data = [0]*6
pv6 = pv6(*data)
lib.slaPvobs(latitude, height, stl, pv6)
return pv6
def slaPreces(self, FK, ep0, ep1, ra, dec):
"""
slaPreces
"""
FK = self._uchar_p(FK)
ep0 = self._double(ep0)
ep1 = self._double(ep1)
ra = self._double_p(self._float(ra))
dec = self._double_p(self._float(dec))
lib.slaPreces(FK, ep0, ep1, ra, dec)
return [ra.value, dec.value]
def slaNutc(self, date):
"""
slaNutc
"""
date = self._double(date)
long = obliq = eps0 = self._double_p(self._int(0))
lib.slaNutc(date, long, obliq, eps0)
return [long.value, obliq.value, eps0.value]
def slaFk425(self, r1950, d1950, dr1950, dd1950, p1950, v1950):
"""
slaFk425
"""
r1950 = self._double(r1950)
d1950 = self._double(d1950)
dr1950 = self._double(dr1950)
dd1950 = self._double(dd1950)
p1950 = self._double(p1950)
v1950 = self._double(v1950)
r2000 = d2000 = dr2000 = dd2000 = p2000 = v2000 = self._double_p(self._int(0))
lib.slaFk425(r1950, d1950, dr1950, dd1950, p1950, v1950, r2000, d2000, dr2000, dd2000, p2000, v2000)
return [r2000.value, d2000.value, dr2000.value, dd2000.value, p2000.value, v2000.value]
def slaGaleq(self, long, lati):
"""
slaGaleq
"""
long = self._double(long)
lati = self._double(lati)
ra = dec = self._double_p(self._int(0))
lib.slaGaleq(long, lati, ra, dec)
return [ra.value, dec.value]
def slaMap(self, m_ra, m_dec, p_ra, p_dec, px, rv, eq, date):
"""
slaMap
"""
m_ra = self._double(m_ra)
m_dec = self._double(m_dec)
p_ra = self._doube(p_dec)
px = self._double(px)
rv = self._double(rv)
eq = self._double(eq)
date = self._double(date)
ap_ra = ap_dec = self._double_p(self._int(0))
lib.slaMap(m_ra, m_dec, p_ra, p_dec, px, rv, eq, date, ap_ra, ap_dec)
return [ap_ra.value, ap_dec.value]
def slaAop(self, g_ra, g_dec, mjd, dut, m_long, m_lati, height, xp, yp, temp, pressure, humid, w_length, tlr):
"""
slaAop
"""
g_ra = self._double(g_ra)
g_dec = self._double(g_dec)
mjd = self._double(mjd)
dut = self._double(dut)
m_long = self._double(m_long)
m_lati = self._double(m_lati)
height = self._double(height)
xp = self._double(xp)
yp = self._double(yp)
temp = self._double(temp)
pressure = self._double(pressure)
humid = self._double(humid)
w_length = self._double(w_length)
tlr = self._double(tlr)
az = el = ha = dec = ra = self._double_p(self._int(0))
lib.slaAop(g_ra, g_dec, mjd, dut, m_long, m_lati, height, xp, yp, temp, pressure, humid, w_length, tlr, az, el, ha, dec, ra)
return [az.value, el.value, ha.value, ra.value, dec.value]
def slaMappa(self, eq, tdb):
"""
slaMappa
"""
eq = self._double(eq)
tdb = self._double(tdb)
amprms = self._double*21
date = [0]*21
amprms = amprms(*date)
lib.slaMappa(eq, mjd_tdb, amprms)
return amprms
def slaAoppa(self, mjd_utc, dut, long, lat, alt, xp, yp, tmp, p, hu, wl, tlr):
"""
slaAoppa
"""
mjd_utc = self._double(mjd_utc)
dut = self._double(dut)
long = self,_double(long)
lat = self._doubel(lat)
alt = self._double(alt)
xp = sele._double(xp)
yp = self._double(yp)
tmp = self._double(tmp)
p = self._double(p)
hu = self._double(hu)
wl = self._double(wl)
tlr = self._double(tlr)
aoprms = self._double_p*14
date = [0]*14
aoprms = aoprms(*date)
lib.slaAoppa(mjd_utc, dut, long, lat, alt, xp, yp, tmp, p, hu, wl, tlr, aoprms)
return aoprms
def slaOapqk(self, type, ob1, ob2, aoprms):
"""
slaOapqk
"""
type = self._char_p(type)
ob1 = self._double(ob1)
ob2 = self._double(ob2)
ra = dec = self._double_p(self._int(0))
lib.slaOapqk(type, ob1, ob2, aoprms, ra, dec)
return [ra.value, dec.value]
def slaAmpqk(self, ra, dec, amprms):
"""
slaAmpqk
"""
ra = self._double(ra)
dec = self._double(dec)
m_ra = m_dec = self._double_p(self._int(0))
lib.slaAmpqk(ra, dec, amprms, m_ra, m_dec)
return [m_ra.value, m_dec.value]