def determine_orbit(config, meas, output_file = None):
""" Performs orbit determination given config and measurements.
Args:
config: OD configuration (Dictionary, file name, text
file-like object, or JSON encoded string).
meas: List of measurements (List, file name, text
file-like object, or JSON encoded string).
output_file: If specified, the orbit fit will be written to
the file name or text file-like object given.
Returns:
Orbit determination results in the same format as config
(Dictionary or JSON encoded string).
"""
with RemoteServer.channel() as chan:
stub = estimation_pb2_grpc.EstimationStub(chan)
resp = stub.determineOrbit(messages_pb2.DetermineOrbitInput(
config = build_settings(config),
measurements = build_measurements(meas)))
fitdata = convert_estimation(resp.array)
if (output_file):
write_output_file(output_file, fitdata)
return(fitdata)
def propagate_orbits(config_list, output_file=None):
""" Propagates the given objects in parallel.
Args:
config_list: List of configurations (each a dictionary,
file name, text file-like object, or
JSON encoded string).
output_file: If specified, the output will be written to
the file name or text file-like object given.
Returns:
Propagated state vectors at desired time intervals
(List of dictionaries).
"""
with RemoteServer.channel() as chan:
stub = propagation_pb2_grpc.PropagationStub(chan)
resp = stub.propagate(
messages_pb2.SettingsArray(
array=[build_settings(p) for p in config_list]))
propdata = convert_propagation(resp.array)
if (output_file):
write_output_file(output_file, propdata)
return (propdata)
def async_helper(resp):
prop_data = convert_propagation(resp.result().array)
if (output_file):
write_output_file(output_file, prop_data)
channel.close()
if (async_callback):
async_callback(prop_data, async_extra)
return (prop_data)
def async_helper(resp):
fit_data = convert_estimation(resp.result().array)
if (output_file):
write_output_file(output_file, fit_data)
channel.close()
if (async_callback):
async_callback(fit_data, async_extra)
return (fit_data)
def async_helper(resp):
sim_data = convert_measurements(resp.result().array)
if (output_file):
write_output_file(output_file, sim_data)
channel.close()
if (async_callback):
async_callback(sim_data, async_extra)
return (sim_data)
def determine_orbit(config, meas, output_file=None):
""" Performs orbit determination given config and measurements.
Args:
config: OD configuration (Dictionary, file name, text
file-like object, or JSON encoded string).
meas: List of measurements (List, file name, text
file-like object, or JSON encoded string).
output_file: If specified, the orbit fit will be written to
the file name or text file-like object given.
Returns:
Orbit determination results.
"""
if (isinstance(config, list)):
od_output = []
else:
od_output = None
config = [config]
if (od_output is None):
meas = [meas]
if (output_file and not isinstance(output_file, list)):
output_file = [output_file]
with RemoteServer.channel() as channel:
stub = estimation_pb2_grpc.EstimationStub(channel)
requests = [
stub.determineOrbit.future(
messages_pb2.DetermineOrbitInput(
config=build_settings(c),
measurements=build_measurements(m)))
for c, m in zip(config, meas)
]
for idx, req in enumerate(requests):
try:
fit_data = convert_estimation(req.result().array)
except Exception as exc:
fit_data = format_exc()
if (od_output is None):
od_output = fit_data
else:
od_output.append(fit_data)
if (output_file):
write_output_file(output_file[idx], fit_data)
return (od_output)
def simulate_measurements(config, output_file=None):
""" Simulates measurement data given a configuration.
Args:
config: Simulation configuration (Dictionary, file name, text
file-like object, or JSON encoded string).
output_file: If specified, the measurements will be written to
the file name or text file-like object given.
Returns:
Simulated measurements.
"""
if (isinstance(config, list)):
sim_output = []
else:
sim_output = None
config = [config]
if (output_file and not isinstance(output_file, list)):
output_file = [output_file]
with RemoteServer.channel() as channel:
stub = simulation_pb2_grpc.SimulationStub(channel)
requests = [
stub.simulateMeasurements.future(build_settings(c)) for c in config
]
for idx, req in enumerate(requests):
try:
sim_data = convert_measurements(req.result().array)
except Exception as exc:
sim_data = format_exc()
if (sim_output is None):
sim_output = sim_data
else:
sim_output.append(sim_data)
if (output_file):
write_output_file(output_file[idx], sim_data)
return (sim_output)
def simulate_measurements(config, output_file=None):
""" Simulates measurement data given a configuration.
Args:
config: Simulation configuration (Dictionary, file name, text
file-like object, or JSON encoded string).
output_file: If specified, the measurements will be written to
the file name or text file-like object given.
Returns:
Simulated measurements in the same format as config (Dictionary
or JSON encoded string).
"""
with RemoteServer.channel() as chan:
stub = simulation_pb2_grpc.SimulationStub(chan)
resp = stub.simulateMeasurements(build_settings(config))
simdata = convert_measurements(resp.array)
if (output_file):
write_output_file(output_file, simdata)
return (simdata)