make_adc.py
No OneTemporary
Actions

Subscribers

None

File Metadata

	from decimal import *

	from pulseq.core.holder import Holder
	from pulseq.core.opts import Opts


	def makeadc(kwargs):
	"""
	Makes a Holder object for an ADC Event.

	Parameters
	----------
	kwargs : dict
	Key value mappings of ADC Event parameters_params and values.

	Returns
	-------
	adc : Holder
	ADC Event.
	"""

	num_samples = kwargs.get("num_samples", 0)
	system = kwargs.get("system", Opts())
	dwell = kwargs.get("dwell", 0)
	duration = kwargs.get("duration", 0)
	delay = kwargs.get("delay", 0)
	freq_offset = kwargs.get("freq_offset", 0)
	phase_offset = kwargs.get("phase_offset", 0)

	adc = Holder()
	adc.type = 'adc'
	adc.num_samples = num_samples
	adc.dwell = dwell
	adc.delay = delay
	adc.freq_offset = freq_offset
	adc.phase_offset = phase_offset
	adc.dead_time = system.adc_dead_time

	if (dwell == 0 and duration == 0) or (dwell > 0 and duration > 0):
	raise ValueError("Either dwell or duration must be defined, not both")

	if duration > 0:
	# getcontext().prec = 4
	adc.dwell = float(Decimal(duration) / Decimal(num_samples))
	adc.duration = dwell * num_samples if dwell > 0 else 0
	return adc