285 lines
8.6 KiB
Python
Executable File
285 lines
8.6 KiB
Python
Executable File
#!/usr/bin/env python3
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Copyright 2013 California Institute of Technology. ALL RIGHTS RESERVED.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# United States Government Sponsorship acknowledged. This software is subject to
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# U.S. export control laws and regulations and has been classified as 'EAR99 NLR'
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# (No [Export] License Required except when exporting to an embargoed country,
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# end user, or in support of a prohibited end use). By downloading this software,
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# the user agrees to comply with all applicable U.S. export laws and regulations.
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# The user has the responsibility to obtain export licenses, or other export
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# authority as may be required before exporting this software to any 'EAR99'
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# embargoed foreign country or citizen of those countries.
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#
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# Author: Giangi Sacco
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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from __future__ import print_function
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import sys
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import os
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import math
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import logging
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from iscesys.Component.Component import Component,Port
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from iscesys.Compatibility import Compatibility
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Compatibility.checkPythonVersion()
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from stdproc.orbit.fdmocomp import fdmocomp
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class FdMocomp(Component):
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logging_name = 'isce.stdproc.orbit.FdMocomp'
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def __init__(self):
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super(FdMocomp, self).__init__()
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self.startingRange = None
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self.prf = None
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self.radarWavelength = None
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self.width = None
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self.heigth = None
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self.rangeSamplingRate = None
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self.planetRadiusOfCurvature = None
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self.dopplerCoefficients = []
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self.dim1_dopplerCoefficients = None
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self.schVelocity = []
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self.dim1_schVelocity = None
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self.dim2_schVelocity = None
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self.fd = None
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self.lookSide = -1 #Right side by default
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self.dictionaryOfVariables = { \
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'STARTING_RANGE' : ['startingRange', 'float','mandatory'], \
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'PRF' : ['prf', 'float','mandatory'], \
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'RADAR_WAVELENGTH' : ['radarWavelength', 'float','mandatory'], \
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'WIDTH' : ['width', 'int','mandatory'], \
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'HEIGTH' : ['heigth', 'int','mandatory'], \
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'PLATFORM_HEIGTH' : ['platformHeigth', 'int','mandatory'], \
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'RANGE_SAMPLING_RATE' : ['rangeSamplingRate', 'float','mandatory'], \
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'RADIUS_OF_CURVATURE' : ['planetRadiusOfCurvature', 'float','mandatory'], \
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'DOPPLER_COEFFICIENTS' : ['dopplerCoefficients', 'float','mandatory'], \
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'SCH_VELOCITY' : ['schVelocity', '','mandatory'] \
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}
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self.dictionaryOfOutputVariables = { \
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'CORRECTED_DOPPLER' : 'correctedDoppler' \
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}
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self.descriptionOfVariables = {}
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self.mandatoryVariables = []
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self.optionalVariables = []
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self.initOptionalAndMandatoryLists()
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return
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def fdmocomp(self):
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self.activateInputPorts()
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self.allocateArrays()
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self.setState()
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fdmocomp.fdmocomp_Py()
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self.getState()
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self.deallocateArrays()
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return
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def setState(self):
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fdmocomp.setStartingRange_Py(float(self.startingRange))
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fdmocomp.setPRF_Py(float(self.prf))
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fdmocomp.setRadarWavelength_Py(float(self.radarWavelength))
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fdmocomp.setWidth_Py(int(self.width))
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fdmocomp.setHeigth_Py(int(self.heigth))
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fdmocomp.setPlatformHeigth_Py(int(self.platformHeigth))
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fdmocomp.setRangeSamplingRate_Py(float(self.rangeSamplingRate))
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fdmocomp.setRadiusOfCurvature_Py(float(self.planetRadiusOfCurvature))
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fdmocomp.setDopplerCoefficients_Py(self.dopplerCoefficients, self.dim1_dopplerCoefficients)
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fdmocomp.setSchVelocity_Py(self.schVelocity, self.dim1_schVelocity, self.dim2_schVelocity)
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fdmocomp.setLookSide_Py(self.lookSide)
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return
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def setStartingRange(self,var):
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self.startingRange = float(var)
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return
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def setPRF(self,var):
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self.prf = float(var)
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return
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def setRadarWavelength(self,var):
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self.radarWavelength = float(var)
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return
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def setWidth(self,var):
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self.width = int(var)
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return
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def setHeigth(self,var):
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self.heigth = int(var)
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return
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def setSatelliteHeight(self,var):
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self.platformHeigth = int(var)
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return
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def setRangeSamplingRate(self,var):
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self.rangeSamplingRate = float(var)
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return
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def setRadiusOfCurvature(self,var):
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self.planetRadiusOfCurvature = float(var)
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return
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def setDopplerCoefficients(self,var):
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self.dopplerCoefficients = var
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return
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def setSchVelocity(self,var):
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self.schVelocity = var
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return
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def setLookSide(self,var):
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self.lookSide = int(var)
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return
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def createPorts(self):
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pegPort = Port(name='peg', method=self.addPeg)
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orbitPort = Port(name='orbit', method=self.addOrbit)
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framePort = Port(name='frame',method=self.addFrame)
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self._inputPorts.add(pegPort)
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self._inputPorts.add(orbitPort)
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self._inputPorts.add(framePort)
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return None
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def addPeg(self):
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peg = self.inputPorts['peg']
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if peg:
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try:
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self.planetRadiusOfCurvature = peg.getRadiusOfCurvature()
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self.logger.debug("Rcurv %s" %(self.planetRadiusOfCurvature))
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except AttributeError:
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self.logger.error(
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"Object %s require a getRadiusOfCurvature method" %
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(peg.__class__)
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)
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raise AttributeError
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def addFrame(self):
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frame = self.inputPorts['frame']
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if frame:
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try:
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self.startingRange = frame.getStartingRange()
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self.radarWavelength = frame.getInstrument().getRadarWavelength()
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self.rangeSamplingRate = frame.getInstrument().getRangeSamplingRate()
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self.prf = frame.getInstrument().getPulseRepetitionFrequency()
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except AttributeError as err:
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self.logger.error(err)
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raise AttributeError
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pass
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return None
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def addOrbit(self):
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orbit = self.inputPorts['orbit']
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if orbit:
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try:
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time, position, self.schVelocity, offset = orbit.to_tuple()
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self.heigth = len(self.schVelocity)
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except (TypeError, ValueError) as err:
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self.logger.error("orbit could not be unpacked")
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raise err
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pass
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return None
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def getState(self):
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self.correctedDoppler = fdmocomp.getCorrectedDoppler_Py()
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return
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def getDopplerCentroid(self):
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return self.correctedDoppler
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@property
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def dopplerCentroid(self):
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return self.correctedDoppler
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def allocateArrays(self):
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if (self.dim1_dopplerCoefficients == None):
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self.dim1_dopplerCoefficients = len(self.dopplerCoefficients)
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if (not self.dim1_dopplerCoefficients):
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print("Error. Trying to allocate zero size array")
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raise Exception
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fdmocomp.allocate_fdArray_Py(self.dim1_dopplerCoefficients)
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if (self.dim1_schVelocity == None):
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self.dim1_schVelocity = len(self.schVelocity)
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self.dim2_schVelocity = len(self.schVelocity[0])
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if (not self.dim1_schVelocity) or (not self.dim2_schVelocity):
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print("Error. Trying to allocate zero size array")
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raise Exception
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fdmocomp.allocate_vsch_Py(self.dim1_schVelocity, self.dim2_schVelocity)
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return
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def deallocateArrays(self):
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fdmocomp.deallocate_fdArray_Py()
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fdmocomp.deallocate_vsch_Py()
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return
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#end class
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if __name__ == "__main__":
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sys.exit(main())
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