45 lines
1.0 KiB
Python
45 lines
1.0 KiB
Python
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from abc import abstractmethod
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from ..ITransmissive import ITransmissive
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from ..SpectralQty import SpectralQty
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class ATarget(ITransmissive):
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"""
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Abstract super class for target models
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"""
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@abstractmethod
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def __init__(self, sfd: SpectralQty):
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"""
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Initialize a new target
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Parameters
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----------
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sfd: SpectralQty
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The spectral flux density of the target
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"""
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self._sfd = sfd
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@abstractmethod
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def calcNoise(self) -> SpectralQty:
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"""
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Calculate the spectral radiance of the target's noise
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Returns
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-------
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noise : SpectralQty
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The spectral radiance of the target's noise
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"""
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return SpectralQty(self.sfd.wl, [0] * len(self.sfd.wl))
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def calcSignal(self) -> SpectralQty:
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"""
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Calculate the spectral flux density of the target's signal
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Returns
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-------
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signal : SpectralQty
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The spectral flux density of the target's signal
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"""
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return self.sfd
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