def DirectBeamTransmission(sample_file, empty_file, beam_radius=3.0, theta_dependent=True):
find_data(sample_file, instrument=ReductionSingleton().instrument.name())
find_data(empty_file, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_transmission(sans_reduction_steps.DirectBeamTransmission(sample_file=sample_file,
empty_file=empty_file,
beam_radius=beam_radius,
theta_dependent=theta_dependent))
def BckTransmissionDirectBeamCenter(datafile):
find_data(datafile, instrument=ReductionSingleton().instrument.name())
if ReductionSingleton().get_background() is None:
raise RuntimeError, "A background hasn't been defined."
if ReductionSingleton().get_background().get_transmission() is None:
raise RuntimeError, "A transmission algorithm must be selected before setting the transmission beam center."
ReductionSingleton().get_background().get_transmission().set_beam_finder(sans_reduction_steps.DirectBeamCenter(datafile).set_masked_edges(1,1,1,1))
def TransmissionDirectBeamCenter(datafile):
find_data(datafile, instrument=ReductionSingleton().instrument.name())
if ReductionSingleton().get_transmission() is None:
raise RuntimeError, "A transmission algorithm must be selected before setting the transmission beam center."
ReductionSingleton().get_transmission().set_beam_finder(
sans_reduction_steps.DirectBeamCenter(datafile).set_persistent(False)
)
def SetDirectBeamAbsoluteScale(direct_beam, beamstop_diameter=None, attenuator_trans=1.0, sample_thickness=None, apply_sensitivity=False):
if sample_thickness is not None:
print "sample_thickness is no longer used with SetDirectBeamAbsoluteScale: use DivideByThickness"
find_data(direct_beam, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_absolute_scale(absolute_scale.AbsoluteScale(data_file=direct_beam,
beamstop_diameter=beamstop_diameter,
attenuator_trans=attenuator_trans,
apply_sensitivity=apply_sensitivity))
def BckDirectBeamTransmission(sample_file, empty_file, beam_radius=3.0, theta_dependent=True):
if ReductionSingleton().get_background() is None:
raise RuntimeError, "A background hasn't been defined."
find_data(sample_file, instrument=ReductionSingleton().instrument.name())
find_data(empty_file, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().get_background().set_transmission(sans_reduction_steps.DirectBeamTransmission(sample_file=sample_file,
empty_file=empty_file,
beam_radius=beam_radius,
theta_dependent=theta_dependent))
def SensitivityCorrection(flood_data, min_sensitivity=0.5, max_sensitivity=1.5, dark_current=None, use_sample_dc=False):
find_data(flood_data, instrument=ReductionSingleton().instrument.name())
if dark_current is not None:
find_data(dark_current, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_sensitivity_correcter(sans_reduction_steps.SensitivityCorrection(flood_data,
min_sensitivity,
max_sensitivity,
dark_current=dark_current,
use_sample_dc=use_sample_dc))
def BckBeamSpreaderTransmission(
sample_spreader,
direct_spreader,
sample_scattering,
direct_scattering,
spreader_transmission=1.0,
spreader_transmission_err=0.0,
theta_dependent=True,
):
if ReductionSingleton().get_background() is None:
raise RuntimeError, "A background hasn't been defined."
find_data(sample_spreader, instrument=ReductionSingleton().instrument.name())
find_data(direct_spreader, instrument=ReductionSingleton().instrument.name())
find_data(sample_scattering, instrument=ReductionSingleton().instrument.name())
find_data(direct_scattering, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().get_background().set_transmission(
sans_reduction_steps.BeamSpreaderTransmission(
sample_spreader=sample_spreader,
direct_spreader=direct_spreader,
sample_scattering=sample_scattering,
direct_scattering=direct_scattering,
spreader_transmission=spreader_transmission,
spreader_transmission_err=spreader_transmission_err,
theta_dependent=theta_dependent,
)
)
def DarkCurrent(datafile):
datafile = find_data(datafile, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_dark_current_subtracter(
mantidsimple.HFIRDarkCurrentSubtraction,
InputWorkspace=None,
Filename=datafile,
OutputWorkspace=None,
ReductionProperties=ReductionSingleton().get_reduction_table_name(),
)
def BeamSpreaderTransmission(sample_spreader, direct_spreader,
sample_scattering, direct_scattering,
spreader_transmission=1.0, spreader_transmission_err=0.0,
theta_dependent=True ):
find_data(sample_spreader, instrument=ReductionSingleton().instrument.name())
find_data(direct_spreader, instrument=ReductionSingleton().instrument.name())
find_data(sample_scattering, instrument=ReductionSingleton().instrument.name())
find_data(direct_scattering, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_transmission(sans_reduction_steps.BeamSpreaderTransmission(sample_spreader=sample_spreader,
direct_spreader=direct_spreader,
sample_scattering=sample_scattering,
direct_scattering=direct_scattering,
spreader_transmission=spreader_transmission,
spreader_transmission_err=spreader_transmission_err,
theta_dependent=theta_dependent))
def _full_file_path(self, filename):
"""
Prepends the data folder path and returns a full path to the given file.
Raises an exception if the file doesn't exist.
@param filename: name of the file to create the full path for
"""
lineno = inspect.currentframe().f_code.co_firstlineno
warnings.warn_explicit("Reducer._full_file_path is deprecated: use find_data instead", DeprecationWarning, __file__, lineno)
instrument_name = ''
if self.instrument is not None:
instrument_name = self.instrument.name()
return find_data(filename, instrument=instrument_name)
def _full_file_path(self, filename):
"""
Prepends the data folder path and returns a full path to the given file.
Raises an exception if the file doesn't exist.
@param filename: name of the file to create the full path for
"""
lineno = inspect.currentframe().f_code.co_firstlineno
warnings.warn_explicit("Reducer._full_file_path is deprecated: use find_data instead", DeprecationWarning,
__file__, lineno)
instrument_name = ''
if self.instrument is not None:
instrument_name = self.instrument.name()
return find_data(filename, instrument=instrument_name)
def TransmissionDarkCurrent(dark_current=None):
find_data(dark_current, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().get_transmission().set_dark_current(dark_current)
def Background(datafile):
find_data(datafile, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_background(datafile)
def SensitivityScatteringBeamCenter(datafile, beam_radius=3.0):
find_data(datafile, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_sensitivity_beam_center(sans_reduction_steps.ScatteringBeamCenter(datafile, beam_radius=beam_radius).set_masked_edges(1,1,1,1))
def Background(datafile):
if type(datafile) == list:
datafile = ",".join(datafile)
datafile = find_data(datafile, instrument=ReductionSingleton().instrument.name(), allow_multiple=True)
ReductionSingleton().set_background(datafile)
def SensitivityDirectBeamCenter(datafile):
find_data(datafile, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_sensitivity_beam_center(
sans_reduction_steps.DirectBeamCenter(datafile).set_persistent(False)
)
def SensitivityDirectBeamCenter(datafile):
find_data(datafile, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_sensitivity_beam_center(sans_reduction_steps.DirectBeamCenter(datafile).set_masked_edges(1,1,1,1))
def DirectBeamCenter(datafile):
find_data(datafile, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_beam_finder(sans_reduction_steps.DirectBeamCenter(datafile))
def BckTransmissionDarkCurrent(dark_current=None):
if ReductionSingleton().get_background() is None:
raise RuntimeError, "A background hasn't been defined."
find_data(dark_current, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().get_background().set_trans_dark_current(dark_current)
def DarkCurrent(datafile):
find_data(datafile, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_dark_current_subtracter(mantidsimple.EQSANSDarkCurrentSubtraction,
InputWorkspace=None, Filename=datafile,
OutputWorkspace=None,
ReductionTableWorkspace=ReductionSingleton().get_reduction_table_name())
def BeamMonitorNormalization(reference_flux_file):
find_data(reference_flux_file, instrument=ReductionSingleton().get_instrument())
ReductionSingleton().reduction_properties["Normalisation"]="Monitor"
ReductionSingleton().reduction_properties["MonitorReferenceFile"]=reference_flux_file
def ScatteringBeamCenter(datafile, beam_radius=3.0):
find_data(datafile, instrument=ReductionSingleton().instrument.name())
ReductionSingleton().set_beam_finder(sans_reduction_steps.ScatteringBeamCenter(datafile, beam_radius=beam_radius))
