def _populateFrame(self, file):
size = file['Frame'].shape
start = DTU.parseIsoDateTime(file['Frame'].attrs['Sensing Start'])
stop = DTU.parseIsoDateTime(file['Frame'].attrs['Sensing Stop'])
deltaT = DTU.timeDeltaToSeconds(stop - start)
mid = start + datetime.timedelta(microseconds=int(deltaT / 2.0 * 1e6))
startingRange = file['Frame'].attrs['Starting Range']
rangePixelSize = file['Instrument'].attrs['Range Pixel Size']
farRange = startingRange + size[1] * rangePixelSize
self.frame.setStartingRange(file['Frame'].attrs['Starting Range'])
self.frame.setFarRange(farRange)
self.frame.setNumberOfLines(size[0])
self.frame.setNumberOfSamples(2 * size[1])
self.frame.setSensingStart(start)
self.frame.setSensingMid(mid)
self.frame.setSensingStop(stop)
def _populateOrbit(self, file):
orbit = self.frame.getOrbit()
orbit.setReferenceFrame('ECR')
orbit.setOrbitSource(file['Orbit'].attrs['Source'])
for i in range(len(file['Orbit']['Time'])):
vec = StateVector()
time = DTU.parseIsoDateTime(file['Orbit']['Time'][i])
vec.setTime(time)
vec.setPosition(list(file['Orbit']['Position'][i]))
vec.setVelocity(list(file['Orbit']['Velocity'][i]))
orbit.addStateVector(vec)
