def _get_freq(freqfunc, m1, m2, s1z, s2z):
"""
Wrapper of the LALSimulation function returning the frequency
for a given frequency function and template parameters.
Parameters
----------
freqfunc : lalsimulation FrequencyFunction wrapped object e.g.
lalsimulation.fEOBNRv2RD
m1 : float-ish, i.e. castable to float
First component mass in solar masses
m2 : float-ish
Second component mass in solar masses
s1z : float-ish
First component dimensionless spin S_1/m_1^2 projected onto L
s2z : float-ish
Second component dimensionless spin S_2/m_2^2 projected onto L
Returns
-------
f : float
Frequency in Hz
"""
# Convert to SI units for lalsimulation
m1kg = float(m1) * lal.MSUN_SI
m2kg = float(m2) * lal.MSUN_SI
return lalsimulation.SimInspiralGetFrequency(
m1kg, m2kg, 0, 0, float(s1z), 0, 0, float(s2z), int(freqfunc))
def _get_f_final(self):
return lalsim.SimInspiralGetFrequency(self.m1 * lal.MSUN_SI,
self.m2 * lal.MSUN_SI, 0., 0.,
self.spin1z, 0, 0, self.spin2z,
lalsim.fSEOBNRv2RD)