Exemplo n.º 1
0
    def PyInit(self):
        self.declareProperty(FileProperty('CalibrationRun', '', action=FileAction.Load, extensions=['nxs']),
                             doc='File path of calibration run. Must be a detector scan.')

        self.declareProperty(FileProperty('CalibrationFile', '', action=FileAction.OptionalLoad, extensions=['nxs']),
                             doc='Optional file containing previous calibration constants.')

        self.declareProperty(name='CalibrationMethod',
                             defaultValue='Median',
                             validator=StringListValidator(['Median', 'Mean', 'MostLikelyMean']),
                             doc='The method of how the calibration constant of a '
                                 'pixel relative to the neighbouring one is derived.')

        self.declareProperty(name='InterpolateOverlappingAngles', defaultValue=False,
                             doc='Wheter to interpolate 2theta values for overlapping regions between neighbouring cells.')

        self.declareProperty(name='NormaliseTo',
                             defaultValue='None',
                             validator=StringListValidator(['None', 'Monitor', 'ROI']),
                             doc='Normalise to time, monitor or ROI counts before deriving the calibration.')

        thetaRangeValidator = FloatArrayOrderedPairsValidator()

        self.declareProperty(FloatArrayProperty(name='ROI', values=[0,100.], validator=thetaRangeValidator),
                             doc='Regions of interest for normalisation [in scattering angle in degrees].')

        normaliseToROI = VisibleWhenProperty('NormaliseTo', PropertyCriterion.IsEqualTo, 'ROI')
        self.setPropertySettings('ROI', normaliseToROI)

        self.declareProperty(FloatArrayProperty(name='ExcludedRange', values=[], validator=thetaRangeValidator),
                             doc='2theta regions to exclude from the computation of relative calibration constants '
                                 '[in scattering angle in degrees]. ')

        pixelRangeValidator = CompositeValidator()
        greaterThanOne = IntArrayBoundedValidator()
        greaterThanOne.setLower(1)
        lengthTwo = IntArrayLengthValidator()
        lengthTwo.setLength(2)
        orderedPairsValidator = IntArrayOrderedPairsValidator()
        pixelRangeValidator.add(greaterThanOne)
        pixelRangeValidator.add(lengthTwo)
        pixelRangeValidator.add(orderedPairsValidator)

        self.declareProperty(IntArrayProperty(name='PixelRange', values=[1,3072], validator=pixelRangeValidator),
                             doc='Range of the pixel numbers to compute the calibration factors for. '
                                 'For the other pixels outside the range, the factor will be set to 1.')

        self.declareProperty(MatrixWorkspaceProperty('OutputResponseWorkspace', '',
                                                     optional=PropertyMode.Optional, direction=Direction.Output),
                             doc='Output workspace containing the summed diffraction patterns of all the pixels.')

        self.declareProperty(MatrixWorkspaceProperty('OutputWorkspace', '',
                                                     direction=Direction.Output),
                             doc='Output workspace containing the detector efficiencies for each pixel.')
    def PyInit(self):
        """Initialize the input and output properties of the algorithm."""
        threeNonnegativeInts = CompositeValidator()
        threeNonnegativeInts.add(IntArrayLengthValidator(3))
        nonnegativeInts = IntArrayBoundedValidator()
        nonnegativeInts.setLower(0)
        threeNonnegativeInts.add(nonnegativeInts)

        self.declareProperty(
            MatrixWorkspaceProperty(
                Prop.INPUT_WS,
                defaultValue='',
                direction=Direction.Input,
                validator=WorkspaceUnitValidator('Wavelength')),
            doc='An input workspace (units wavelength) to be integrated.')
        self.declareProperty(
            MatrixWorkspaceProperty(Prop.OUTPUT_WS,
                                    defaultValue='',
                                    direction=Direction.Output),
            doc='The integrated foreground divided by the summed direct beam.')
        self.declareProperty(Prop.SUBALG_LOGGING,
                             defaultValue=SubalgLogging.OFF,
                             validator=StringListValidator(
                                 [SubalgLogging.OFF, SubalgLogging.ON]),
                             doc='Enable or disable child algorithm logging.')
        self.declareProperty(
            Prop.CLEANUP,
            defaultValue=common.WSCleanup.ON,
            validator=StringListValidator(
                [common.WSCleanup.ON, common.WSCleanup.OFF]),
            doc='Enable or disable intermediate workspace cleanup.')
        self.declareProperty(Prop.SUM_TYPE,
                             defaultValue=SumType.IN_LAMBDA,
                             validator=StringListValidator(
                                 [SumType.IN_LAMBDA, SumType.IN_Q]),
                             doc='Type of summation to perform.')
        self.declareProperty(
            MatrixWorkspaceProperty(
                Prop.DIRECT_FOREGROUND_WS,
                defaultValue='',
                direction=Direction.Input,
                optional=PropertyMode.Optional,
                validator=WorkspaceUnitValidator('Wavelength')),
            doc=
            'Summed direct beam workspace if output in reflectivity is required.'
        )
        self.declareProperty(
            IntArrayProperty(Prop.FOREGROUND_INDICES,
                             values=[
                                 Property.EMPTY_INT, Property.EMPTY_INT,
                                 Property.EMPTY_INT
                             ],
                             validator=threeNonnegativeInts),
            doc=
            'A three element array of foreground start, centre and end workspace indices.'
        )
Exemplo n.º 3
0
    def PyInit(self):
        self.declareProperty(name='Instrument', defaultValue='IRIS',
                             validator=StringListValidator(['IRIS', 'OSIRIS']),
                             doc='The name of the instrument.')
        self.declareProperty(name='Analyser', defaultValue='',
                             validator=StringListValidator(['graphite', 'mica', 'fmica']),
                             doc='The analyser bank used during run.')
        self.declareProperty(name='Reflection', defaultValue='',
                             validator=StringListValidator(['002', '004', '006']),
                             doc='Reflection number for instrument setup during run.')

        self.declareProperty(name="FirstRun", defaultValue=-1,
                             validator=IntBoundedValidator(lower=0),
                             doc="First Sample run-number.")
        self.declareProperty(name='LastRun', defaultValue=-1,
                             validator=IntBoundedValidator(lower=0),
                             doc="Last Sample run-number.")
        self.declareProperty(name='NumberSamples', defaultValue=-1,
                             validator=IntBoundedValidator(lower=0),
                             doc="Increment for run-number.")

        self.declareProperty(IntArrayProperty(name='SpectraRange', values=[0, 1],
                                              validator=IntArrayLengthValidator(2)),
                             doc='Comma separated range of spectra numbers to use.')
        self.declareProperty(FloatArrayProperty(name='ElasticRange',
                                                validator=FloatArrayLengthValidator(2)),
                             doc='Energy range for the elastic component.')
        self.declareProperty(FloatArrayProperty(name='InelasticRange',
                                                validator=FloatArrayLengthValidator(2)),
                             doc='Energy range for the inelastic component.')
        self.declareProperty(FloatArrayProperty(name='TotalRange',
                                                validator=FloatArrayLengthValidator(2)),
                             doc='Energy range for the total energy component.')

        self.declareProperty(name='SampleEnvironmentLogName', defaultValue='Position',
                             doc='Name of the sample environment log entry')

        sample_environment_log_values = ['last_value', 'average']
        self.declareProperty('SampleEnvironmentLogValue', 'last_value',
                             StringListValidator(sample_environment_log_values),
                             doc='Value selection of the sample environment log entry')

        self.declareProperty(name='MSDFit', defaultValue=False,
                             doc='Perform an MSDFit. Do not use with GroupingMethod as "All"')

        self.declareProperty(name='WidthFit', defaultValue=False,
                             doc='Perform a 2 peak width Fit. Do not use with GroupingMethod as "All"')

        self.declareProperty(name='Plot', defaultValue=False,
                             doc='True to plot the output data.')
        self.declareProperty(name='Save', defaultValue=False,
                             doc='True to save the output data.')
 def PyInit(self):
     """Initialize the input and output properties of the algorithm."""
     nonnegativeInt = IntBoundedValidator(lower=0)
     wsIndexRange = IntBoundedValidator(lower=0, upper=255)
     nonnegativeIntArray = IntArrayBoundedValidator(lower=0)
     maxTwoNonnegativeInts = CompositeValidator()
     maxTwoNonnegativeInts.add(IntArrayLengthValidator(lenmin=0, lenmax=2))
     maxTwoNonnegativeInts.add(nonnegativeIntArray)
     self.declareProperty(MultipleFileProperty(
         Prop.RUN, action=FileAction.OptionalLoad, extensions=['nxs']),
                          doc='A list of input run numbers/files.')
     self.declareProperty(
         MatrixWorkspaceProperty(Prop.INPUT_WS,
                                 defaultValue='',
                                 direction=Direction.Input,
                                 validator=WorkspaceUnitValidator('TOF'),
                                 optional=PropertyMode.Optional),
         doc='An input workspace (units TOF) if no Run is specified.')
     self.declareProperty(
         MatrixWorkspaceProperty(Prop.OUTPUT_WS,
                                 defaultValue='',
                                 direction=Direction.Output),
         doc=
         'The preprocessed output workspace (unit wavelength), single histogram.'
     )
     self.declareProperty(
         Prop.TWO_THETA,
         defaultValue=Property.EMPTY_DBL,
         doc='A user-defined scattering angle 2 theta (unit degrees).')
     self.declareProperty(
         name=Prop.LINE_POSITION,
         defaultValue=Property.EMPTY_DBL,
         doc=
         'A workspace index corresponding to the beam centre between 0.0 and 255.0.'
     )
     self.declareProperty(MatrixWorkspaceProperty(
         Prop.DIRECT_LINE_WORKSPACE,
         defaultValue='',
         direction=Direction.Input,
         optional=PropertyMode.Optional),
                          doc='A pre-processed direct beam workspace.')
     self.declareProperty(Prop.SUBALG_LOGGING,
                          defaultValue=SubalgLogging.OFF,
                          validator=StringListValidator(
                              [SubalgLogging.OFF, SubalgLogging.ON]),
                          doc='Enable or disable child algorithm logging.')
     self.declareProperty(
         Prop.CLEANUP,
         defaultValue=utils.Cleanup.ON,
         validator=StringListValidator(
             [utils.Cleanup.ON, utils.Cleanup.OFF]),
         doc='Enable or disable intermediate workspace cleanup.')
     self.declareProperty(MatrixWorkspaceProperty(
         Prop.WATER_REFERENCE,
         defaultValue='',
         direction=Direction.Input,
         validator=WorkspaceUnitValidator("TOF"),
         optional=PropertyMode.Optional),
                          doc='A (water) calibration workspace (unit TOF).')
     self.declareProperty(Prop.SLIT_NORM,
                          defaultValue=SlitNorm.OFF,
                          validator=StringListValidator(
                              [SlitNorm.OFF, SlitNorm.ON]),
                          doc='Enable or disable slit normalisation.')
     self.declareProperty(Prop.FLUX_NORM_METHOD,
                          defaultValue=FluxNormMethod.TIME,
                          validator=StringListValidator([
                              FluxNormMethod.TIME, FluxNormMethod.MONITOR,
                              FluxNormMethod.OFF
                          ]),
                          doc='Neutron flux normalisation method.')
     self.declareProperty(
         IntArrayProperty(Prop.FOREGROUND_HALF_WIDTH,
                          validator=maxTwoNonnegativeInts),
         doc=
         'Number of foreground pixels at lower and higher angles from the centre pixel.'
     )
     self.declareProperty(
         Prop.BKG_METHOD,
         defaultValue=BkgMethod.CONSTANT,
         validator=StringListValidator(
             [BkgMethod.CONSTANT, BkgMethod.LINEAR, BkgMethod.OFF]),
         doc='Flat background calculation method for background subtraction.'
     )
     self.declareProperty(
         Prop.LOW_BKG_OFFSET,
         defaultValue=7,
         validator=nonnegativeInt,
         doc=
         'Distance of flat background region towards smaller detector angles from the '
         + 'foreground centre, in pixels.')
     self.declareProperty(
         Prop.LOW_BKG_WIDTH,
         defaultValue=5,
         validator=nonnegativeInt,
         doc=
         'Width of flat background region towards smaller detector angles from the '
         + 'foreground centre, in pixels.')
     self.declareProperty(
         Prop.HIGH_BKG_OFFSET,
         defaultValue=7,
         validator=nonnegativeInt,
         doc=
         'Distance of flat background region towards larger detector angles from the '
         + 'foreground centre, in pixels.')
     self.declareProperty(
         Prop.HIGH_BKG_WIDTH,
         defaultValue=5,
         validator=nonnegativeInt,
         doc=
         'Width of flat background region towards larger detector angles from the '
         + 'foreground centre, in pixels.')
     self.declareProperty(
         Prop.START_WS_INDEX,
         validator=wsIndexRange,
         defaultValue=0,
         doc='Start workspace index used for peak fitting.')
     self.declareProperty(Prop.END_WS_INDEX,
                          validator=wsIndexRange,
                          defaultValue=255,
                          doc='Last workspace index used for peak fitting.')
     self.declareProperty(
         Prop.XMIN,
         defaultValue=Property.EMPTY_DBL,
         doc='Minimum x value (unit Angstrom) used for peak fitting.')
     self.declareProperty(
         Prop.XMAX,
         defaultValue=Property.EMPTY_DBL,
         doc='Maximum x value (unit Angstrom) used for peak fitting.')
Exemplo n.º 5
0
    def PyInit(self):
        self.declareProperty(
            MultipleFileProperty('CalibrationRun',
                                 action=FileAction.Load,
                                 extensions=['nxs']),
            doc=
            'File path of calibration runs (numors). Must be detector scans.')

        self.declareProperty(
            FileProperty('CalibrationFile',
                         '',
                         action=FileAction.OptionalLoad,
                         extensions=['nxs']),
            doc='Optional file containing previous calibration constants.')

        self.declareProperty(
            name='CalibrationMethod',
            defaultValue='Median',
            validator=StringListValidator(['Median', 'Mean',
                                           'MostLikelyMean']),
            doc='The method of how the calibration constant of a pixel '
            'is derived from the distribution of ratios.')

        self.declareProperty(
            name='DerivationMethod',
            defaultValue='SequentialSummedReference1D',
            validator=StringListValidator(
                ['SequentialSummedReference1D', 'GlobalSummedReference2D']),
            doc=
            'Choose sequential for D20 (1D detector), global for D2B (2D detector).'
        )

        self.declareProperty(
            name='InterpolateOverlappingAngles',
            defaultValue=False,
            doc=
            'Whether to interpolate scattering angle values in overlapping regions (D20 only).'
        )

        self.declareProperty(
            name='NormaliseTo',
            defaultValue='None',
            validator=StringListValidator(['None', 'Monitor', 'ROI']),
            doc=
            'Normalise to monitor or ROI counts before deriving the calibration.'
        )

        thetaRangeValidator = FloatArrayOrderedPairsValidator()

        self.declareProperty(
            FloatArrayProperty(name='ROI',
                               values=[0, 100.],
                               validator=thetaRangeValidator),
            doc=
            'Scattering angle regions of interest for normalisation [degrees].'
        )

        normaliseToROI = VisibleWhenProperty('NormaliseTo',
                                             PropertyCriterion.IsEqualTo,
                                             'ROI')
        self.setPropertySettings('ROI', normaliseToROI)

        self.declareProperty(
            FloatArrayProperty(name='ExcludedRange',
                               values=[],
                               validator=thetaRangeValidator),
            doc='Scattering angle regions to exclude from the computation of '
            'relative calibration constants; for example, the beam stop [degrees]. '
        )

        pixelRangeValidator = CompositeValidator()
        greaterThanOne = IntArrayBoundedValidator(lower=1)
        lengthTwo = IntArrayLengthValidator()
        lengthTwo.setLength(2)
        orderedPairsValidator = IntArrayOrderedPairsValidator()
        pixelRangeValidator.add(greaterThanOne)
        pixelRangeValidator.add(lengthTwo)
        pixelRangeValidator.add(orderedPairsValidator)

        self.declareProperty(
            IntArrayProperty(name='PixelRange',
                             values=[1, 3072],
                             validator=pixelRangeValidator),
            doc=
            'Range of the pixel numbers to compute the calibration factors for (D20 only); '
            'for the other pixels outside the range, the factor will be set to 1.'
        )

        self.declareProperty(
            MatrixWorkspaceProperty('OutputResponseWorkspace',
                                    '',
                                    optional=PropertyMode.Optional,
                                    direction=Direction.Output),
            doc=
            'Output workspace containing the summed diffraction patterns of all the overlapping pixels.'
        )

        self.declareProperty(
            MatrixWorkspaceProperty('OutputWorkspace',
                                    '',
                                    direction=Direction.Output),
            doc=
            'Output workspace containing the calibration constants (inverse of efficiency) for each pixel.'
        )

        self.declareProperty(
            name='NumberOfIterations',
            defaultValue=1,
            validator=IntBoundedValidator(lower=0, upper=10),
            doc=
            'Number of iterations to perform (D2B only): 0 means auto; that is, the '
            'iterations will terminate after reaching some Chi2/NdoF.')

        maskCriterionValidator = CompositeValidator()
        arrayLengthTwo = FloatArrayLengthValidator()
        arrayLengthTwo.setLengthMax(2)
        orderedPairs = FloatArrayOrderedPairsValidator()
        maskCriterionValidator.add(arrayLengthTwo)
        maskCriterionValidator.add(orderedPairs)

        self.declareProperty(
            FloatArrayProperty(name='MaskCriterion',
                               values=[],
                               validator=maskCriterionValidator),
            doc='Efficiency constants outside this range will be set to zero.')

        self.declareProperty(
            name='UseCalibratedData',
            defaultValue=False,
            doc=
            'Whether or not to use the calibrated data in the NeXus files (D2B only).'
        )
Exemplo n.º 6
0
 def PyInit(self):
     """Initialize the input and output properties of the algorithm."""
     threeNonnegativeInts = CompositeValidator()
     threeNonnegativeInts.add(IntArrayLengthValidator(3))
     nonnegativeInts = IntArrayBoundedValidator(lower=0)
     threeNonnegativeInts.add(nonnegativeInts)
     nonnegativeFloatArray = FloatArrayBoundedValidator(lower=0.)
     inWavelength = WorkspaceUnitValidator('Wavelength')
     self.declareProperty(
         MatrixWorkspaceProperty(
             Prop.INPUT_WS,
             defaultValue='',
             direction=Direction.Input,
             validator=inWavelength),
         doc='A reflected beam workspace (units wavelength).')
     self.declareProperty(
         MatrixWorkspaceProperty(
             Prop.OUTPUT_WS,
             defaultValue='',
             direction=Direction.Output),
         doc='The summed foreground workspace.')
     self.declareProperty(
         Prop.SUBALG_LOGGING,
         defaultValue=SubalgLogging.OFF,
         validator=StringListValidator([SubalgLogging.OFF, SubalgLogging.ON]),
         doc='Enable or disable child algorithm logging.')
     self.declareProperty(
         Prop.CLEANUP,
         defaultValue=utils.Cleanup.ON,
         validator=StringListValidator([utils.Cleanup.ON, utils.Cleanup.OFF]),
         doc='Enable or disable intermediate workspace cleanup.')
     self.declareProperty(
         Prop.SUM_TYPE,
         defaultValue=SumType.IN_LAMBDA,
         validator=StringListValidator([SumType.IN_LAMBDA, SumType.IN_Q]),
         doc='Type of summation to perform.')
     self.declareProperty(
         MatrixWorkspaceProperty(
             Prop.DIRECT_FOREGROUND_WS,
             defaultValue='',
             direction=Direction.Input,
             optional=PropertyMode.Optional,
             validator=inWavelength),
         doc='Summed direct beam workspace (units wavelength).')
     self.declareProperty(
         IntArrayProperty(
             Prop.FOREGROUND_INDICES,
             values=[Property.EMPTY_INT, Property.EMPTY_INT, Property.EMPTY_INT],
             validator=threeNonnegativeInts),
         doc='A three element array of foreground start, centre and end workspace indices.')
     self.declareProperty(
         MatrixWorkspaceProperty(
             Prop.DIRECT_WS,
             defaultValue='',
             direction=Direction.Input,
             optional=PropertyMode.Optional,
             validator=inWavelength),
         doc='The (not summed) direct beam workspace (units wavelength).')
     self.declareProperty(
         FloatArrayProperty(
             Prop.WAVELENGTH_RANGE,
             values=[0.],
             validator=nonnegativeFloatArray),
         doc='The wavelength bounds.')
    def PyInit(self):
        """Initialize the input and output properties of the algorithm."""
        nonnegativeInts = IntArrayBoundedValidator()
        nonnegativeInts.setLower(0)
        maxTwoNonnegativeInts = CompositeValidator()
        maxTwoNonnegativeInts.add(IntArrayLengthValidator(lenmin=0, lenmax=2))
        maxTwoNonnegativeInts.add(nonnegativeInts)
        nonnegativeFloatArray = FloatArrayBoundedValidator()
        nonnegativeFloatArray.setLower(0.)
        stringArrayValidator = StringArrayLengthValidator()
        stringArrayValidator.setLengthMin(1)

        #======================== Main Properties ========================
        self.declareProperty(
            PropertyNames.POLARIZATION_OPTION, 'NonPolarized',
            StringListValidator(['NonPolarized', 'Polarized']),
            'Indicate whether measurements are polarized')

        is_polarized = EnabledWhenProperty(PropertyNames.POLARIZATION_OPTION,
                                           PropertyCriterion.IsEqualTo,
                                           'Polarized')
        is_not_polarized = EnabledWhenProperty(
            PropertyNames.POLARIZATION_OPTION, PropertyCriterion.IsEqualTo,
            'NonPolarized')
        polarized = 'Inputs for polarized measurements'

        self.declareProperty(MultipleFileProperty(
            PropertyNames.RB,
            action=FileAction.OptionalLoad,
            extensions=['nxs']),
                             doc='A list of reflected run numbers/files.')
        self.setPropertySettings(PropertyNames.RB, is_not_polarized)

        self.declareProperty(
            MultipleFileProperty(PropertyNames.RB00,
                                 action=FileAction.OptionalLoad,
                                 extensions=['nxs']),
            doc='A list of reflected run numbers/files for 00.')
        self.setPropertySettings(PropertyNames.RB00, is_polarized)
        self.setPropertyGroup(PropertyNames.RB00, polarized)

        self.declareProperty(
            MultipleFileProperty(PropertyNames.RB01,
                                 action=FileAction.OptionalLoad,
                                 extensions=['nxs']),
            doc='A list of reflected run numbers/files for 01.')
        self.setPropertySettings(PropertyNames.RB01, is_polarized)
        self.setPropertyGroup(PropertyNames.RB01, polarized)

        self.declareProperty(
            MultipleFileProperty(PropertyNames.RB10,
                                 action=FileAction.OptionalLoad,
                                 extensions=['nxs']),
            doc='A list of reflected run numbers/files for 10.')
        self.setPropertySettings(PropertyNames.RB10, is_polarized)
        self.setPropertyGroup(PropertyNames.RB10, polarized)

        self.declareProperty(
            MultipleFileProperty(PropertyNames.RB11,
                                 action=FileAction.OptionalLoad,
                                 extensions=['nxs']),
            doc='A list of reflected run numbers/files for 11.')
        self.setPropertySettings(PropertyNames.RB11, is_polarized)
        self.setPropertyGroup(PropertyNames.RB11, polarized)

        self.declareProperty(
            FileProperty(PropertyNames.EFFICIENCY_FILE,
                         defaultValue='',
                         action=FileAction.OptionalLoad),
            doc='A file containing the polarization efficiency factors.')
        self.setPropertySettings(PropertyNames.EFFICIENCY_FILE, is_polarized)
        self.setPropertyGroup(PropertyNames.EFFICIENCY_FILE, polarized)

        self.declareProperty(MultipleFileProperty(PropertyNames.DB,
                                                  action=FileAction.Load,
                                                  extensions=['nxs']),
                             doc='A list of direct run numbers/files.')
        self.declareProperty(WorkspaceGroupProperty(
            Prop.OUTPUT_WS, defaultValue='', direction=Direction.Output),
                             doc='The output workspace group.')
        self.declareProperty(
            PropertyNames.BKG_METHOD_DIRECT,
            defaultValue=BkgMethod.CONSTANT,
            validator=StringListValidator(
                [BkgMethod.CONSTANT, BkgMethod.LINEAR, BkgMethod.OFF]),
            doc='Flat background calculation method for background subtraction.'
        )
        self.declareProperty(
            PropertyNames.BKG_METHOD,
            defaultValue=BkgMethod.CONSTANT,
            validator=StringListValidator(
                [BkgMethod.CONSTANT, BkgMethod.LINEAR, BkgMethod.OFF]),
            doc='Flat background calculation method for background subtraction.'
        )
        self.copyProperties('ReflectometryILLPreprocess', [
            Prop.SUBALG_LOGGING, Prop.CLEANUP, Prop.WATER_REFERENCE,
            Prop.SLIT_NORM, Prop.FLUX_NORM_METHOD
        ])
        self.declareProperty(PropertyNames.SCALE_FACTOR,
                             defaultValue=1.0,
                             doc='Scale factor.')

        self.declareProperty(
            PropertyNames.USE_MANUAL_SCALE_FACTORS,
            defaultValue=False,
            doc='Choose to apply manual scale factors for stitching.')

        self.declareProperty(
            FloatArrayProperty(PropertyNames.MANUAL_SCALE_FACTORS, values=[]),
            doc=
            'A list of manual scale factors for stitching (number of anlge configurations minus 1)'
        )

        self.setPropertySettings(
            PropertyNames.MANUAL_SCALE_FACTORS,
            EnabledWhenProperty(PropertyNames.USE_MANUAL_SCALE_FACTORS,
                                PropertyCriterion.IsNotDefault))

        self.declareProperty(
            PropertyNames.CACHE_DIRECT_BEAM,
            defaultValue=False,
            doc=
            'Cache the processed direct beam in ADS for ready use with further reflected beams;'
            'saves important execution time, however assumes that the direct beam processing '
            'configuration must be invariant for different reflected beams.')

        # ======================== Common Properties ========================
        commonProp = 'Preprocessing common properties: provide a list or a single value'

        self.declareProperty(StringArrayProperty(
            PropertyNames.ANGLE_OPTION,
            values=[PropertyNames.DAN],
            validator=stringArrayValidator,
            direction=Direction.Input,
        ),
                             doc='Angle option used for detector positioning')
        self.declareProperty(FloatArrayProperty(PropertyNames.THETA,
                                                values=[-1.]),
                             doc='A user-defined angle theta in degree')
        self.declareProperty(StringArrayProperty(
            PropertyNames.SUM_TYPE,
            values=[PropertyNames.INCOHERENT],
            validator=stringArrayValidator,
            direction=Direction.Input,
        ),
                             doc='Type of summation to perform')
        self.declareProperty(FloatArrayProperty(
            PropertyNames.WAVELENGTH_LOWER,
            values=[0.],
            validator=nonnegativeFloatArray),
                             doc='The lower wavelength bound (Angstrom)')
        self.declareProperty(FloatArrayProperty(
            PropertyNames.WAVELENGTH_UPPER,
            values=[35.],
            validator=nonnegativeFloatArray),
                             doc='The upper wavelength bound (Angstrom)')
        self.declareProperty(
            FloatArrayProperty(
                PropertyNames.GROUPING_FRACTION,
                values=[0.5],
                validator=nonnegativeFloatArray,
            ),
            doc=
            'If set, group the output by steps of this fraction multiplied by Q resolution'
        )
        self.setPropertyGroup(PropertyNames.ANGLE_OPTION, commonProp)
        self.setPropertyGroup(PropertyNames.THETA, commonProp)
        self.setPropertyGroup(PropertyNames.SUM_TYPE, commonProp)
        self.setPropertyGroup(PropertyNames.WAVELENGTH_LOWER, commonProp)
        self.setPropertyGroup(PropertyNames.WAVELENGTH_UPPER, commonProp)
        self.setPropertyGroup(PropertyNames.GROUPING_FRACTION, commonProp)

        # ======================== Direct Run Properties ========================
        preProcessDirect = 'Preprocessing for direct runs: provide a list or a single value'

        self.declareProperty(
            IntArrayProperty(PropertyNames.LOW_FRG_HALF_WIDTH_DIRECT,
                             values=[0],
                             validator=nonnegativeInts),
            doc=
            'Number of foreground pixels at lower angles from the centre pixel.'
        )
        self.setPropertyGroup(PropertyNames.LOW_FRG_HALF_WIDTH_DIRECT,
                              preProcessDirect)
        self.declareProperty(
            IntArrayProperty(
                PropertyNames.LOW_BKG_OFFSET_DIRECT,
                values=[7],
                validator=nonnegativeInts,
            ),
            doc=
            'Distance of flat background region towards smaller detector angles from the '
            + 'foreground centre, in pixels')
        self.setPropertyGroup(PropertyNames.LOW_BKG_OFFSET_DIRECT,
                              preProcessDirect)
        self.declareProperty(
            IntArrayProperty(
                PropertyNames.LOW_BKG_WIDTH_DIRECT,
                values=[5],
                validator=nonnegativeInts,
            ),
            doc=
            'Width of flat background region towards smaller detector angles from the '
            + 'foreground centre, in pixels')
        self.setPropertyGroup(PropertyNames.LOW_BKG_WIDTH_DIRECT,
                              preProcessDirect)
        self.declareProperty(
            IntArrayProperty(PropertyNames.HIGH_FRG_HALF_WIDTH_DIRECT,
                             values=[0],
                             validator=nonnegativeInts),
            doc=
            'Number of foreground pixels at higher angles from the centre pixel.'
        )
        self.setPropertyGroup(PropertyNames.HIGH_FRG_HALF_WIDTH_DIRECT,
                              preProcessDirect)
        self.declareProperty(
            IntArrayProperty(
                PropertyNames.HIGH_BKG_OFFSET_DIRECT,
                values=[7],
                validator=nonnegativeInts,
            ),
            doc=
            'Distance of flat background region towards larger detector angles from the '
            + 'foreground centre, in pixels')
        self.setPropertyGroup(PropertyNames.HIGH_BKG_OFFSET_DIRECT,
                              preProcessDirect)
        self.declareProperty(
            IntArrayProperty(
                PropertyNames.HIGH_BKG_WIDTH_DIRECT,
                values=[5],
                validator=nonnegativeInts,
            ),
            doc=
            'Width of flat background region towards larger detector angles from the '
            + 'foreground centre, in pixels')
        self.setPropertyGroup(PropertyNames.HIGH_BKG_WIDTH_DIRECT,
                              preProcessDirect)
        self.declareProperty(IntArrayProperty(
            PropertyNames.START_WS_INDEX_DIRECT,
            values=[0],
            validator=nonnegativeInts,
        ),
                             doc='Start histogram index used for peak fitting')
        self.setPropertyGroup(PropertyNames.START_WS_INDEX_DIRECT,
                              preProcessDirect)
        self.declareProperty(IntArrayProperty(
            PropertyNames.END_WS_INDEX_DIRECT,
            values=[255],
            validator=nonnegativeInts,
        ),
                             doc='Last histogram index used for peak fitting')
        self.setPropertyGroup(PropertyNames.END_WS_INDEX_DIRECT,
                              preProcessDirect)
        self.declareProperty(
            PropertyNames.XMIN_DIRECT,
            defaultValue=-1.,
            doc='Minimum x value (unit wavelength) used for peak fitting.')
        self.setPropertyGroup(PropertyNames.XMIN_DIRECT, preProcessDirect)
        self.declareProperty(
            PropertyNames.XMAX_DIRECT,
            defaultValue=-1.,
            doc='Maximum x value (unit wavelength) used for peak fitting.')
        self.setPropertyGroup(PropertyNames.XMAX_DIRECT, preProcessDirect)

        # ======================== Preprocessing For Reflected Runs ========================
        preProcessReflected = 'Preprocessing for reflected runs: provide a list or a single value'

        self.declareProperty(
            IntArrayProperty(
                PropertyNames.LOW_FRG_HALF_WIDTH,
                values=[0],
                validator=nonnegativeInts,
            ),
            doc=
            'Number of foreground pixels at lower angles from the centre pixel.'
        )
        self.setPropertyGroup(PropertyNames.LOW_FRG_HALF_WIDTH,
                              preProcessReflected)
        self.declareProperty(
            IntArrayProperty(
                PropertyNames.LOW_BKG_OFFSET,
                values=[7],
                validator=nonnegativeInts,
            ),
            doc=
            'Distance of flat background region towards smaller detector angles from the '
            + 'foreground centre, in pixels.')
        self.setPropertyGroup(PropertyNames.LOW_BKG_OFFSET,
                              preProcessReflected)
        self.declareProperty(
            IntArrayProperty(
                PropertyNames.LOW_BKG_WIDTH,
                values=[5],
                validator=nonnegativeInts,
            ),
            doc=
            'Width of flat background region towards smaller detector angles from the '
            + 'foreground centre, in pixels')
        self.setPropertyGroup(PropertyNames.LOW_BKG_WIDTH, preProcessReflected)
        self.declareProperty(
            IntArrayProperty(
                PropertyNames.HIGH_FRG_HALF_WIDTH,
                values=[0],
                validator=nonnegativeInts,
            ),
            doc=
            'Number of foreground pixels at higher angles from the centre pixel.'
        )
        self.setPropertyGroup(PropertyNames.HIGH_FRG_HALF_WIDTH,
                              preProcessReflected)
        self.declareProperty(
            IntArrayProperty(
                PropertyNames.HIGH_BKG_OFFSET,
                values=[7],
                validator=nonnegativeInts,
            ),
            doc=
            'Distance of flat background region towards larger detector angles from the '
            + 'foreground centre, in pixels')
        self.setPropertyGroup(PropertyNames.HIGH_BKG_OFFSET,
                              preProcessReflected)
        self.declareProperty(
            IntArrayProperty(
                PropertyNames.HIGH_BKG_WIDTH,
                values=[5],
                validator=nonnegativeInts,
            ),
            doc=
            'Width of flat background region towards larger detector angles from the '
            + 'foreground centre, in pixels.')
        self.setPropertyGroup(PropertyNames.HIGH_BKG_WIDTH,
                              preProcessReflected)
        self.declareProperty(IntArrayProperty(
            PropertyNames.START_WS_INDEX,
            values=[0],
            validator=nonnegativeInts,
        ),
                             doc='Start histogram index used for peak fitting')
        self.setPropertyGroup(PropertyNames.START_WS_INDEX,
                              preProcessReflected)
        self.declareProperty(IntArrayProperty(
            PropertyNames.END_WS_INDEX,
            values=[255],
            validator=nonnegativeInts,
        ),
                             doc='Last histogram index used for peak fitting')
        self.setPropertyGroup(PropertyNames.END_WS_INDEX, preProcessReflected)
        self.declareProperty(
            FloatArrayProperty(PropertyNames.XMIN, values=[-1.]),
            doc='Minimum x value (unit wavelength) used for peak fitting')
        self.setPropertyGroup(PropertyNames.XMIN, preProcessReflected)
        self.declareProperty(
            FloatArrayProperty(PropertyNames.XMAX, values=[-1.]),
            doc='Maximum x value (unit wavelength) used for peak fitting')
        self.setPropertyGroup(PropertyNames.XMAX, preProcessReflected)
 def PyInit(self):
     """Initialize the input and output properties of the algorithm."""
     nonnegativeInt = IntBoundedValidator(lower=0)
     wsIndexRange = IntBoundedValidator(lower=0, upper=255)
     nonnegativeIntArray = IntArrayBoundedValidator(lower=0)
     maxTwoNonnegativeInts = CompositeValidator()
     maxTwoNonnegativeInts.add(IntArrayLengthValidator(lenmin=0, lenmax=2))
     maxTwoNonnegativeInts.add(nonnegativeIntArray)
     self.declareProperty(MultipleFileProperty(Prop.RUN,
                                               extensions=['nxs']),
                          doc='A list of input run numbers/files.')
     self.declareProperty(MatrixWorkspaceProperty(Prop.OUTPUT_WS,
                                                  defaultValue='',
                                                  direction=Direction.Output),
                          doc='The preprocessed output workspace (unit wavelength), single histogram.')
     self.declareProperty('Measurement', 'DirectBeam',
                          StringListValidator(['DirectBeam', 'ReflectedBeam']),
                          'Whether to process as direct or reflected beam.')
     self.declareProperty('AngleOption', 'SampleAngle',
                          StringListValidator(['SampleAngle', 'DetectorAngle', 'UserAngle']))
     self.setPropertySettings('AngleOption',
                              EnabledWhenProperty('Measurement', PropertyCriterion.IsEqualTo, 'ReflectedBeam'))
     self.declareProperty(Prop.THETA,
                          defaultValue=-1.,
                          doc='The bragg angle for reflected beam [Degree], used if angle option is UserAngle.')
     self.setPropertySettings(Prop.THETA,
                              EnabledWhenProperty('AngleOption', PropertyCriterion.IsEqualTo, 'UserAngle'))
     self.declareProperty('DirectBeamDetectorAngle', -1.,
                          'The detector angle value [Degree] for the corresponding direct beam, '
                          'used if angle option is DetectorAngle')
     self.declareProperty('DirectBeamForegroundCentre', -1.,
                          'Fractional pixel index for the direct beam, used if angle option is DetectorAngle.')
     self.setPropertySettings('DirectBeamDetectorAngle',
                              EnabledWhenProperty('AngleOption', PropertyCriterion.IsEqualTo, 'DetectorAngle'))
     self.setPropertySettings('DirectBeamForegroundCentre',
                              EnabledWhenProperty('AngleOption', PropertyCriterion.IsEqualTo, 'DetectorAngle'))
     self.declareProperty(Prop.SUBALG_LOGGING,
                          defaultValue=SubalgLogging.OFF,
                          validator=StringListValidator([SubalgLogging.OFF, SubalgLogging.ON]),
                          doc='Enable or disable child algorithm logging.')
     self.declareProperty(Prop.CLEANUP,
                          defaultValue=utils.Cleanup.ON,
                          validator=StringListValidator([utils.Cleanup.ON, utils.Cleanup.OFF]),
                          doc='Enable or disable intermediate workspace cleanup.')
     self.declareProperty(MatrixWorkspaceProperty(Prop.WATER_REFERENCE,
                                                  defaultValue='',
                                                  direction=Direction.Input,
                                                  validator=WorkspaceUnitValidator("TOF"),
                                                  optional=PropertyMode.Optional),
                          doc='A (water) calibration workspace (unit TOF).')
     self.declareProperty(Prop.SLIT_NORM,
                          defaultValue=SlitNorm.AUTO,
                          validator=StringListValidator([SlitNorm.AUTO, SlitNorm.OFF, SlitNorm.ON]),
                          doc='Enable or disable slit normalisation.')
     self.declareProperty(Prop.FLUX_NORM_METHOD,
                          defaultValue=FluxNormMethod.TIME,
                          validator=StringListValidator([FluxNormMethod.TIME,
                                                         FluxNormMethod.MONITOR,
                                                         FluxNormMethod.OFF]),
                          doc='Neutron flux normalisation method.')
     self.declareProperty(IntArrayProperty(Prop.FOREGROUND_HALF_WIDTH,
                                           validator=maxTwoNonnegativeInts),
                          doc='Number of foreground pixels at lower and higher angles from the centre pixel.')
     self.declareProperty(Prop.BKG_METHOD,
                          defaultValue=BkgMethod.AVERAGE,
                          validator=StringListValidator([BkgMethod.AVERAGE, BkgMethod.CONSTANT, BkgMethod.LINEAR, BkgMethod.OFF]),
                          doc='Flat background calculation method for background subtraction.')
     self.declareProperty(Prop.LOW_BKG_OFFSET,
                          defaultValue=7,
                          validator=nonnegativeInt,
                          doc='Distance of flat background region towards smaller detector angles from the '
                              + 'foreground centre, in pixels.')
     self.declareProperty(Prop.LOW_BKG_WIDTH,
                          defaultValue=5,
                          validator=nonnegativeInt,
                          doc='Width of flat background region towards smaller detector angles from the '
                              + 'foreground centre, in pixels.')
     self.declareProperty(Prop.HIGH_BKG_OFFSET,
                          defaultValue=7,
                          validator=nonnegativeInt,
                          doc='Distance of flat background region towards larger detector angles from the '
                              + 'foreground centre, in pixels.')
     self.declareProperty(Prop.HIGH_BKG_WIDTH,
                          defaultValue=5,
                          validator=nonnegativeInt,
                          doc='Width of flat background region towards larger detector angles from the '
                              + 'foreground centre, in pixels.')
     self.declareProperty(Prop.START_WS_INDEX,
                          validator=wsIndexRange,
                          defaultValue=0,
                          doc='Start workspace index used for peak fitting.')
     self.declareProperty(Prop.END_WS_INDEX,
                          validator=wsIndexRange,
                          defaultValue=255,
                          doc='Last workspace index used for peak fitting.')
     self.declareProperty(Prop.XMIN,
                          defaultValue=-1.,
                          doc='Minimum wavelength [Angstrom] used for peak fitting.')
     self.declareProperty(Prop.XMAX,
                          defaultValue=-1.,
                          doc='Maximum wavelength [Angstrom] used for peak fitting.')
Exemplo n.º 9
0
    def PyInit(self):
        self.declareProperty(
            StringArrayProperty("InputWorkspace",
                                direction=Direction.Input,
                                validator=ADSValidator()),
            doc=
            "Workspace or comma-separated workspace list containing input MDHisto scan data."
        )

        self.declareProperty("Method",
                             direction=Direction.Input,
                             defaultValue="Fitted",
                             validator=StringListValidator(
                                 ["Counts", "CountsWithFitting", "Fitted"]),
                             doc="Integration method to use")

        self.declareProperty(
            "NumBackgroundPts",
            direction=Direction.Input,
            defaultValue=3,
            validator=IntBoundedValidator(lower=0),
            doc=
            "Number of background points from beginning and end of scan to use for background estimation"
        )
        self.setPropertySettings(
            "NumBackgroundPts",
            EnabledWhenProperty("Method", PropertyCriterion.IsEqualTo,
                                "Counts"))

        self.declareProperty(
            "WidthScale",
            direction=Direction.Input,
            defaultValue=2,
            validator=IntBoundedValidator(lower=0, exclusive=True),
            doc=
            "Controls integration range (+/- WidthScale/2*FWHM) defined around motor positions "
            "for CountsWithFitting method")
        self.setPropertySettings(
            "WidthScale",
            EnabledWhenProperty("Method", PropertyCriterion.IsEqualTo,
                                "CountsWithFitting"))

        self.declareProperty(
            IntArrayProperty("LowerLeft", [128, 128],
                             IntArrayLengthValidator(2),
                             direction=Direction.Input),
            doc="Region of interest lower-left corner, in detector pixels")
        self.declareProperty(
            IntArrayProperty("UpperRight", [384, 384],
                             IntArrayLengthValidator(2),
                             direction=Direction.Input),
            doc="Region of interest upper-right corner, in detector pixels")

        self.declareProperty(
            "StartX",
            Property.EMPTY_DBL,
            doc=
            "The start of the scan axis fitting range in degrees, either omega or chi axis."
        )
        self.declareProperty(
            "EndX",
            Property.EMPTY_DBL,
            doc=
            "The end of the scan axis fitting range in degrees, either omega or chi axis."
        )

        self.declareProperty(
            "ScaleFactor",
            1.0,
            doc="scale the integrated intensity by this value")
        self.declareProperty(
            "ChiSqMax",
            10.0,
            doc=
            "Fitting resulting in chi-sqaured higher than this won't be added to the output"
        )
        self.declareProperty(
            "SignalNoiseMin",
            1.0,
            doc=
            "Minimum Signal/Noice ratio (Intensity/SigmaIntensity) of peak to be added to the output"
        )
        self.declareProperty("ApplyLorentz",
                             True,
                             doc="If to apply Lorentz Correction to intensity")

        self.declareProperty(
            "OutputFitResults",
            False,
            doc=
            "This will output the fitting result workspace and a ROI workspace"
        )
        self.setPropertySettings(
            "OutputFitResults",
            EnabledWhenProperty("Method", PropertyCriterion.IsNotEqualTo,
                                "Counts"))
        self.declareProperty(
            "OptimizeQVector",
            True,
            doc=
            "This will convert the data to q and optimize the peak location using CentroidPeaksdMD"
        )

        self.declareProperty(IPeaksWorkspaceProperty(
            "OutputWorkspace",
            "",
            optional=PropertyMode.Mandatory,
            direction=Direction.Output),
                             doc="Output Peaks Workspace")
 def PyInit(self):
     """Initialize the input and output properties of the algorithm."""
     nonnegativeInt = IntBoundedValidator(lower=0)
     nonnegativeIntArray = IntArrayBoundedValidator()
     nonnegativeIntArray.setLower(0)
     nonnegativeFloatArray = FloatArrayBoundedValidator()
     nonnegativeFloatArray.setLower(0.)
     twoNonnegativeFloats = CompositeValidator()
     twoNonnegativeFloats.add(FloatArrayLengthValidator(length=2))
     twoNonnegativeFloats.add(nonnegativeFloatArray)
     maxTwoNonnegativeInts = CompositeValidator()
     maxTwoNonnegativeInts.add(IntArrayLengthValidator(lenmin=0, lenmax=2))
     maxTwoNonnegativeInts.add(nonnegativeIntArray)
     self.declareProperty(MultipleFileProperty(
         Prop.RUN, action=FileAction.OptionalLoad, extensions=['nxs']),
                          doc='A list of input run numbers/files.')
     self.declareProperty(
         MatrixWorkspaceProperty(Prop.INPUT_WS,
                                 defaultValue='',
                                 direction=Direction.Input,
                                 validator=WorkspaceUnitValidator('TOF'),
                                 optional=PropertyMode.Optional),
         doc='An input workspace (units TOF) if no Run is specified.')
     self.declareProperty(
         ITableWorkspaceProperty(Prop.BEAM_POS_WS,
                                 defaultValue='',
                                 direction=Direction.Input,
                                 optional=PropertyMode.Optional),
         doc='A beam position table corresponding to InputWorkspace.')
     self.declareProperty(Prop.BEAM_ANGLE,
                          defaultValue=Property.EMPTY_DBL,
                          doc='A user-defined beam angle (unit degrees).')
     self.declareProperty(
         name=Prop.BEAM_CENTRE,
         defaultValue=Property.EMPTY_DBL,
         doc='A workspace index corresponding to the beam centre.')
     self.declareProperty(
         MatrixWorkspaceProperty(Prop.OUTPUT_WS,
                                 defaultValue='',
                                 direction=Direction.Output),
         doc=
         'The preprocessed output workspace (unit wavelength), single histogram.'
     )
     self.declareProperty(Prop.SUBALG_LOGGING,
                          defaultValue=SubalgLogging.OFF,
                          validator=StringListValidator(
                              [SubalgLogging.OFF, SubalgLogging.ON]),
                          doc='Enable or disable child algorithm logging.')
     self.declareProperty(
         Prop.CLEANUP,
         defaultValue=common.WSCleanup.ON,
         validator=StringListValidator(
             [common.WSCleanup.ON, common.WSCleanup.OFF]),
         doc='Enable or disable intermediate workspace cleanup.')
     self.declareProperty(
         ITableWorkspaceProperty(Prop.DIRECT_BEAM_POS_WS,
                                 defaultValue='',
                                 direction=Direction.Input,
                                 optional=PropertyMode.Optional),
         doc='A beam position table from a direct beam measurement.')
     self.declareProperty(MatrixWorkspaceProperty(
         Prop.WATER_REFERENCE,
         defaultValue='',
         direction=Direction.Input,
         validator=WorkspaceUnitValidator("TOF"),
         optional=PropertyMode.Optional),
                          doc='A (water) calibration workspace (unit TOF).')
     self.declareProperty(Prop.SLIT_NORM,
                          defaultValue=SlitNorm.OFF,
                          validator=StringListValidator(
                              [SlitNorm.OFF, SlitNorm.ON]),
                          doc='Enable or disable slit normalisation.')
     self.declareProperty(Prop.FLUX_NORM_METHOD,
                          defaultValue=FluxNormMethod.TIME,
                          validator=StringListValidator([
                              FluxNormMethod.TIME, FluxNormMethod.MONITOR,
                              FluxNormMethod.OFF
                          ]),
                          doc='Neutron flux normalisation method.')
     self.declareProperty(
         IntArrayProperty(Prop.FOREGROUND_HALF_WIDTH,
                          validator=maxTwoNonnegativeInts),
         doc=
         'Number of foreground pixels at lower and higher angles from the centre pixel.'
     )
     self.declareProperty(
         Prop.BKG_METHOD,
         defaultValue=BkgMethod.CONSTANT,
         validator=StringListValidator(
             [BkgMethod.CONSTANT, BkgMethod.LINEAR, BkgMethod.OFF]),
         doc='Flat background calculation method for background subtraction.'
     )
     self.declareProperty(
         Prop.LOW_BKG_OFFSET,
         defaultValue=7,
         validator=nonnegativeInt,
         doc=
         'Distance of flat background region towards smaller detector angles from the foreground centre, '
         + 'in pixels.')
     self.declareProperty(
         Prop.LOW_BKG_WIDTH,
         defaultValue=5,
         validator=nonnegativeInt,
         doc=
         'Width of flat background region towards smaller detector angles from the foreground centre, in pixels.'
     )
     self.declareProperty(
         Prop.HIGH_BKG_OFFSET,
         defaultValue=7,
         validator=nonnegativeInt,
         doc=
         'Distance of flat background region towards larger detector angles from the foreground centre, in pixels.'
     )
     self.declareProperty(
         Prop.HIGH_BKG_WIDTH,
         defaultValue=5,
         validator=nonnegativeInt,
         doc=
         'Width of flat background region towards larger detector angles from the foreground centre, in pixels.'
     )
     self.declareProperty(ITableWorkspaceProperty(
         Prop.OUTPUT_BEAM_POS_WS,
         defaultValue='',
         direction=Direction.Output,
         optional=PropertyMode.Optional),
                          doc='Output the beam position table.')
    def PyInit(self):
        self.declareProperty(MultipleFileProperty('CalibrationRun', action=FileAction.Load, extensions=['nxs']),
                             doc='File path of calibration runs (numors). Must be detector scans.')

        self.declareProperty(FileProperty('CalibrationFile', '', action=FileAction.OptionalLoad, extensions=['nxs']),
                             doc='Optional file containing previous calibration constants.')

        self.declareProperty(name='CalibrationMethod',
                             defaultValue='Median',
                             validator=StringListValidator(['Median', 'Mean', 'MostLikelyMean']),
                             doc='The method of how the calibration constant of a pixel '
                                 'is derived from the distribution of ratios.')

        self.declareProperty(name='DerivationMethod', defaultValue='SequentialSummedReference1D',
                             validator=StringListValidator(['SequentialSummedReference1D', 'GlobalSummedReference2D']),
                             doc='Choose sequential for D20 (1D detector), global for D2B (2D detector).')

        self.declareProperty(name='InterpolateOverlappingAngles', defaultValue=False,
                             doc='Whether to interpolate scattering angle values in overlapping regions (D20 only).')

        self.declareProperty(name='NormaliseTo',
                             defaultValue='None',
                             validator=StringListValidator(['None', 'Monitor', 'ROI']),
                             doc='Normalise to monitor or ROI counts before deriving the calibration.')

        thetaRangeValidator = FloatArrayOrderedPairsValidator()

        self.declareProperty(FloatArrayProperty(name='ROI', values=[0,100.], validator=thetaRangeValidator),
                             doc='Scattering angle regions of interest for normalisation [degrees].')

        normaliseToROI = VisibleWhenProperty('NormaliseTo', PropertyCriterion.IsEqualTo, 'ROI')
        self.setPropertySettings('ROI', normaliseToROI)

        self.declareProperty(FloatArrayProperty(name='ExcludedRange', values=[], validator=thetaRangeValidator),
                             doc='Scattering angle regions to exclude from the computation of '
                                 'relative calibration constants; for example, the beam stop [degrees]. ')

        pixelRangeValidator = CompositeValidator()
        greaterThanOne = IntArrayBoundedValidator()
        greaterThanOne.setLower(1)
        lengthTwo = IntArrayLengthValidator()
        lengthTwo.setLength(2)
        orderedPairsValidator = IntArrayOrderedPairsValidator()
        pixelRangeValidator.add(greaterThanOne)
        pixelRangeValidator.add(lengthTwo)
        pixelRangeValidator.add(orderedPairsValidator)

        self.declareProperty(IntArrayProperty(name='PixelRange', values=[1,3072], validator=pixelRangeValidator),
                             doc='Range of the pixel numbers to compute the calibration factors for (D20 only); '
                                 'for the other pixels outside the range, the factor will be set to 1.')

        self.declareProperty(MatrixWorkspaceProperty('OutputResponseWorkspace', '',
                                                     optional=PropertyMode.Optional, direction=Direction.Output),
                             doc='Output workspace containing the summed diffraction patterns of all the overlapping pixels.')

        self.declareProperty(MatrixWorkspaceProperty('OutputWorkspace', '',
                                                     direction=Direction.Output),
                             doc='Output workspace containing the calibration constants (inverse of efficiency) for each pixel.')

        self.declareProperty(name='NumberOfIterations',
                             defaultValue=1,
                             validator=IntBoundedValidator(lower=0, upper=10),
                             doc='Number of iterations to perform (D2B only): 0 means auto; that is, the '
                                 'iterations will terminate after reaching some Chi2/NdoF.')

        maskCriterionValidator = CompositeValidator()
        arrayLengthTwo = FloatArrayLengthValidator()
        arrayLengthTwo.setLengthMax(2)
        orderedPairs = FloatArrayOrderedPairsValidator()
        maskCriterionValidator.add(arrayLengthTwo)
        maskCriterionValidator.add(orderedPairs)

        self.declareProperty(FloatArrayProperty(name='MaskCriterion', values=[], validator=maskCriterionValidator),
                             doc='Efficiency constants outside this range will be set to zero.')

        self.declareProperty(name='UseCalibratedData',
                             defaultValue=False,
                             doc='Whether or not to use the calibrated data in the NeXus files (D2B only).')
    def PyInit(self):
        self.declareProperty(
            StringArrayProperty("InputWorkspace",
                                direction=Direction.Input,
                                validator=ADSValidator()),
            doc=
            "Workspace or comma-separated workspace list containing input MDHisto scan data."
        )

        self.declareProperty(
            IntArrayProperty("LowerLeft", [128, 128],
                             IntArrayLengthValidator(2),
                             direction=Direction.Input),
            doc="Region of interest lower-left corner, in detector pixels")
        self.declareProperty(
            IntArrayProperty("UpperRight", [384, 384],
                             IntArrayLengthValidator(2),
                             direction=Direction.Input),
            doc="Region of interest upper-right corner, in detector pixels")

        self.declareProperty(
            "StartX",
            Property.EMPTY_DBL,
            doc=
            "The start of the scan axis fitting range in degrees, either omega or chi axis."
        )
        self.declareProperty(
            "EndX",
            Property.EMPTY_DBL,
            doc=
            "The end of the scan axis fitting range in degrees, either omega or chi axis."
        )

        self.declareProperty(
            "ScaleFactor",
            1.0,
            doc="scale the integrated intensity by this value")
        self.declareProperty(
            "ChiSqMax",
            10.0,
            doc=
            "Fitting resulting in chi-sqaured higher than this won't be added to the output"
        )
        self.declareProperty(
            "SignalNoiseMin",
            1.0,
            doc=
            "Minimum Signal/Noice ratio (Intensity/SigmaIntensity) of peak to be added to the output"
        )
        self.declareProperty("ApplyLorentz",
                             True,
                             doc="If to apply Lorentz Correction to intensity")

        self.declareProperty(
            "OutputFitResults",
            False,
            doc=
            "This will output the fitting result workspace and a ROI workspace"
        )

        self.declareProperty(
            "OptimizeQVector",
            True,
            doc=
            "This will convert the data to q and optimize the peak location using CentroidPeaksdMD"
        )

        self.declareProperty(IPeaksWorkspaceProperty(
            "OutputWorkspace",
            "",
            optional=PropertyMode.Mandatory,
            direction=Direction.Output),
                             doc="Output Peaks Workspace")