def _get_altimeter_freeboard(self, l1b, l2):
""" Compute radar freeboard and its uncertainty """
afrbalg = get_frb_algorithm(self.l2def.afrb.pyclass)
if self.l2def.afrb.options is not None:
afrbalg.set_options(**self.l2def.afrb.options)
afrb, afrb_unc = afrbalg.get_radar_freeboard(l1b, l2)
# Check and return error status and codes
# (unlikely in this case)
error_status = afrbalg.error.status
error_codes = afrbalg.error.codes
if not error_status:
# Add to l2data
l2.afrb.set_value(afrb)
l2.afrb.set_uncertainty(afrb_unc)
# on error: display error messages as warning and return status flag
# (this will cause the processor to report and skip this orbit segment)
else:
error_messages = self._snow.error.get_all_messages()
for error_message in error_messages:
self.log.warning("! " + error_message)
return error_status, error_codes
def _get_freeboard_from_radar_freeboard(self, l1b, l2):
""" Convert the altimeter freeboard in radar freeboard """
frbgeocorr = get_frb_algorithm(self.l2def.frb.pyclass)
frbgeocorr.set_options(**self.l2def.frb.options)
frb, frb_unc = frbgeocorr.get_freeboard(l1b, l2)
# Check and return error status and codes (e.g. missing file)
error_status = frbgeocorr.error.status
error_codes = frbgeocorr.error.codes
# Add to l2data
if not error_status:
# Add to l2data
l2.frb.set_value(frb)
l2.frb.set_uncertainty(frb_unc)
# on error: display error messages as warning and return status flag
# (this will cause the processor to report and skip this orbit segment)
else:
error_messages = frbgeocorr.get_all_messages()
for error_message in error_messages:
self.log.warning("! " + error_message)