esbo_ds/ESBO-ETC
esbo_ds/ESBO-ETC
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SNR / exposure_time parameter added.

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This commit is contained in:
Lukas Klass 2020-05-15 14:59:07 +02:00
parent 09e338cc59
commit 6703a8615f
2 changed files with 20 additions and 5 deletions
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8
esbo_etc/classes/Config.py
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@ -139,6 +139,14 @@ class Configuration(object):
mes is not None and error("Configuration check: common -> jitter_sigma: " + mes) mes is not None and error("Configuration check: common -> jitter_sigma: " + mes)
if not hasattr(self.conf.common, "output_path"): if not hasattr(self.conf.common, "output_path"):
setattr(self.conf.common, "output_path", Entry(val=".")) setattr(self.conf.common, "output_path", Entry(val="."))
if hasattr(self.conf.common, "exposure_time"):
mes = self.conf.common.exposure_time.check_quantity("val", u.s)
mes is not None and error("Configuration check: common -> exposure_time: " + mes)
elif hasattr(self.conf.common, "snr"):
mes = self.conf.common.snr.check_quantity("val", u.dimensionless_unscaled)
mes is not None and error("Configuration check: common -> snr: " + mes)
else:
error("Configuration check: common: Expected one of the containers 'exposure_time' or 'snr' but got none.")
# Check astroscene # Check astroscene
if not hasattr(self.conf, "astroscene"): if not hasattr(self.conf, "astroscene"):

17
esbo_etc/esbo-etc.py
View File

@ -3,7 +3,6 @@ import argparse
import logging import logging
import sys import sys
if __name__ == "__main__": if __name__ == "__main__":
parser = argparse.ArgumentParser(prog="esbo_etc/esbo-etc.py", description='Exposure time calculator for ESBO-DS') parser = argparse.ArgumentParser(prog="esbo_etc/esbo-etc.py", description='Exposure time calculator for ESBO-DS')
parser.add_argument("-c", "--config", dest='config', default="esbo-etc_defaults.xml", parser.add_argument("-c", "--config", dest='config', default="esbo-etc_defaults.xml",
@ -15,10 +14,18 @@ if __name__ == "__main__":
help="show version information") help="show version information")
args, _ = parser.parse_known_args() # fix for PyCharm python console args, _ = parser.parse_known_args() # fix for PyCharm python console
logging.basicConfig(format='%(levelname)s: %(message)s', level=logging.WARNING if args.logging is None else logging.basicConfig(format='%(levelname)s: %(message)s', level=logging.WARNING if args.logging is None else getattr(
getattr(logging, args.logging.upper()), stream=sys.stdout) logging, args.logging.upper()), stream=sys.stdout)
conf = etc.Configuration(args.config).conf conf = etc.Configuration(args.config).conf
factory = etc.classes.RadiantFactory(conf.common.wl_bins()) oc_factory = etc.classes.RadiantFactory(conf.common.wl_bins())
parent = factory.fromConfig(conf) parent = oc_factory.fromConfigBatch(conf)
sensor_factory = etc.SensorFactory(parent, conf.common)
imager = sensor_factory.create(conf.instrument.sensor)
if hasattr(conf.common, "exposure_time"):
snr = imager.getSNR(conf.common.exposure_time())
print("The SNR is: %.2f" % snr)
elif hasattr(conf.common, "snr"):
exp_time = imager.getExpTime(conf.common.snr())
print("The necessary exposure time is: %.2f s" % exp_time.value)