def generate_with_delta_f_and_max_freq(self, t_num, max_freq, delta_f,
                                           low_frequency_cutoff=None,
                                           cached_mem=None):
        """Generate the template with index t_num using custom length."""
        approximant = self.approximant(t_num)
        # Don't want to use INTERP waveforms in here
        if approximant.endswith('_INTERP'):
            approximant = approximant.replace('_INTERP', '')
        # Using SPAtmplt here is bad as the stored cbrt and logv get
        # recalculated as we change delta_f values. Fall back to TaylorF2
        # in lalsimulation.
        if approximant == 'SPAtmplt':
            approximant = 'TaylorF2'
        if cached_mem is None:
            wav_len = int(max_freq / delta_f) + 1
            cached_mem = zeros(wav_len, dtype=np.complex64)
        if self.has_compressed_waveforms and self.enable_compressed_waveforms:
            htilde = self.get_decompressed_waveform(cached_mem, t_num,
                                                    f_lower=low_frequency_cutoff,
                                                    approximant=approximant,
                                                    df=delta_f)
        else :
            htilde = pycbc.waveform.get_waveform_filter(
                cached_mem, self.table[t_num], approximant=approximant,
                f_lower=low_frequency_cutoff, f_final=max_freq, delta_f=delta_f,
                distance=1./DYN_RANGE_FAC, delta_t=1./(2.*max_freq))
        return htilde
def generate_with_delta_f_and_max_freq ( self , t_num , max_freq , delta_f , low_frequency_cutoff = None , cached_mem = None ) : approximant = self . approximant ( t_num ) if approximant . endswith ( '_INTERP' ) : approximant = approximant . replace ( '_INTERP' , '' ) if approximant == 'SPAtmplt' : approximant = 'TaylorF2' if cached_mem is None : wav_len = int ( max_freq / delta_f ) + 1 cached_mem = zeros ( wav_len , dtype = np . complex64 ) if self . has_compressed_waveforms and self . enable_compressed_waveforms : htilde = self . get_decompressed_waveform ( cached_mem , t_num , f_lower = low_frequency_cutoff , approximant = approximant , df = delta_f ) else : htilde = pycbc . waveform . get_waveform_filter ( cached_mem , self . table [ t_num ] , approximant = approximant , f_lower = low_frequency_cutoff , f_final = max_freq , delta_f = delta_f , distance = 1. / DYN_RANGE_FAC , delta_t = 1. / ( 2. * max_freq ) ) return htilde
Generate the template with index t_num using custom length.