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HG_REPOSITORIES » LPP » INSTRUMENTATION » SOLO_LFR » LFR_EMULATOR

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      # compute the complex twiddle factor multiplication R + jI = (X + jY) x (C + jS)

      class EfficientComplexMultiplier(object):

      	"""docstring for ClassName"""

      	def __init__(self, arg):

      		super(EfficientComplexMultiplier, self).__init__()

      		self.arg = arg

      	def multiply(self, X, Y, C, C_plus_S, C_minus_S):

      		Z = C * ( X - Y)

      		R = C_minus_S * Y + Z

      		I = C_plus_S * X - Z

      		return [R, I]

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				# compute the complex twiddle factor multiplication R + jI = (X + jY) x (C + jS)

				class EfficientComplexMultiplier(object):
				"""docstring for ClassName"""
				def __init__(self, arg):
				super(EfficientComplexMultiplier, self).__init__()
				self.arg = arg

				def multiply(self, X, Y, C, C_plus_S, C_minus_S):
				Z = C * ( X - Y)
				R = C_minus_S * Y + Z
				I = C_plus_S * X - Z
				return [R, I]