def checkFields(self):
congruence.checkPositiveNumber(self.source_plane_distance,
"Distance from Source")
congruence.checkPositiveNumber(self.image_plane_distance,
"Image Plane Distance")
congruence.checkStrictlyPositiveNumber(self.input_diameter,
"Input Diameter")
congruence.checkStrictlyPositiveAngle(self.angular_acceptance,
"Angular Acceptance")
congruence.checkStrictlyPositiveNumber(self.output_diameter,
"Output Diameter")
congruence.checkPositiveNumber(self.residual_divergence,
"Residual Output Divergence")
congruence.checkStrictlyPositiveNumber(self.lens_length,
"Lens Total Length")
if self.output_diameter <= self.input_diameter:
raise Exception(
"Output Diameter should be greater than Input diameter")
slit_distance = self.get_slits_distance()
if self.lens_length < slit_distance:
raise Exception(
"Lens total Length should be greater than or equal to " +
str(slit_distance))
congruence.checkStrictlyPositiveNumber(self.transmittance,
"Lens Transmittance")
def checkFields(self):
congruence.checkPositiveNumber(self.source_plane_distance, "Distance from Source")
congruence.checkPositiveNumber(self.image_plane_distance, "Image Plane Distance")
congruence.checkStrictlyPositiveNumber(self.input_diameter, "Input Diameter")
congruence.checkStrictlyPositiveAngle(self.angular_acceptance, "Angular Acceptance")
congruence.checkStrictlyPositiveNumber(self.output_diameter, "Output Diameter")
congruence.checkStrictlyPositiveNumber(self.inner_diameter, "Central Diameter")
congruence.checkStrictlyPositiveNumber(self.focal_length, "Focal Length")
congruence.checkStrictlyPositiveNumber(self.focus_dimension, "Focus Dimension")
congruence.checkStrictlyPositiveNumber(self.lens_length, "Lens Total Length")
if self.inner_diameter <= self.input_diameter:
raise Exception("Central Diameter should be greater than Input diameter")
if self.inner_diameter <= self.output_diameter:
raise Exception("Central Diameter should be greater than Output diameter")
if self.focal_length < self.output_diameter:
raise Exception("Focal Length should be greater than or equal to Output diameter")
first_slit_distance = self.get_first_slits_distance()
second_slit_distance = self.get_second_slits_distance()
slit_distance = first_slit_distance + second_slit_distance
if self.lens_length < slit_distance:
raise Exception("Lens total Length should be greater than or equal to " + str(slit_distance))
congruence.checkStrictlyPositiveNumber(self.transmittance, "Lens Transmittance")
def checkFields(self):
congruence.checkPositiveNumber(self.source_plane_distance, "Distance from Source")
congruence.checkPositiveNumber(self.image_plane_distance, "Image Plane Distance")
congruence.checkStrictlyPositiveNumber(self.input_diameter, "Input Diameter")
congruence.checkStrictlyPositiveAngle(self.angular_acceptance, "Angular Acceptance")
congruence.checkStrictlyPositiveNumber(self.output_diameter, "Output Diameter")
congruence.checkStrictlyPositiveNumber(self.inner_diameter, "Central Diameter")
congruence.checkStrictlyPositiveNumber(self.focal_length, "Focal Length")
congruence.checkStrictlyPositiveNumber(self.focus_dimension, "Focus Dimension")
congruence.checkStrictlyPositiveNumber(self.lens_length, "Lens Total Length")
if self.inner_diameter <= self.input_diameter:
raise Exception("Central Diameter should be greater than Input diameter")
if self.inner_diameter <= self.output_diameter:
raise Exception("Central Diameter should be greater than Output diameter")
if self.focal_length < self.output_diameter:
raise Exception("Focal Length should be greater than or equal to Output diameter")
first_slit_distance = self.get_first_slits_distance()
second_slit_distance = self.get_second_slits_distance()
slit_distance = first_slit_distance + second_slit_distance
if self.lens_length < slit_distance:
raise Exception("Lens total Length should be greater than or equal to " + str(slit_distance))
congruence.checkStrictlyPositiveNumber(self.transmittance, "Lens Transmittance")
def parse_peak(cls, line, line_index=0, diffraction_pattern_index=0):
try:
congruence.checkEmptyString(line, "Pseudo-Voigt Peak")
except:
return None
if line.strip().startswith("#"):
return None
else:
parameter_prefix = PseudoVoigtPeak.get_parameters_prefix() + str(diffraction_pattern_index + 1) + "_" + str(line_index+1) + "_"
line_id = "(d.p. " + str(diffraction_pattern_index+1) +", line " + str(line_index+1) + ")"
psuedo_voigt_peak = PseudoVoigtPeak()
data = line.strip().split(",")
if len(data) < 4: raise ValueError("Pseudo-Voigt Peak, malformed line: " + str(line_index+1))
try:
twotheta_0 = FitParameter.parse_parameter_on_row(data[0], parameter_prefix, "twotheta0")
eta = FitParameter.parse_parameter_on_row(data[1], parameter_prefix, "eta")
fwhm = FitParameter.parse_parameter_on_row(data[2], parameter_prefix, "fwhm")
intensity = FitParameter.parse_parameter_on_row(data[3], parameter_prefix, "intensity")
except:
raise "Row " + line_id + " is malformed"
if not twotheta_0.function:
congruence.checkStrictlyPositiveAngle(twotheta_0.value, "2\u03b80 " + line_id)
if twotheta_0.boundary.is_free(): twotheta_0.boundary = Boundary(min_value=0.0)
if not eta.function:
if not 0.0 < eta.value < 1.0: raise ValueError("\u03b7 " + line_id + " must be between 0 and 1")
if eta.boundary.is_free(): eta.boundary = Boundary(min_value=0.0, max_value=1.0)
if not fwhm.function:
congruence.checkStrictlyPositiveNumber(fwhm.value, "fwhm " + line_id)
if fwhm.boundary.is_free(): fwhm.boundary = Boundary(min_value=0.0)
if not intensity.function:
congruence.checkStrictlyPositiveNumber(intensity.value, "intensity " + line_id)
if intensity.boundary.is_free(): intensity.boundary = Boundary(min_value=0.0)
psuedo_voigt_peak.twotheta_0 = twotheta_0
psuedo_voigt_peak.eta = eta
psuedo_voigt_peak.fwhm = fwhm
psuedo_voigt_peak.intensity = intensity
return psuedo_voigt_peak
def checkFields(self):
congruence.checkPositiveNumber(self.source_plane_distance, "Distance from Source")
congruence.checkPositiveNumber(self.image_plane_distance, "Image Plane Distance")
congruence.checkStrictlyPositiveNumber(self.input_diameter, "Input Diameter")
congruence.checkStrictlyPositiveAngle(self.angular_acceptance, "Angular Acceptance")
congruence.checkStrictlyPositiveNumber(self.output_diameter, "Output Diameter")
congruence.checkPositiveNumber(self.residual_divergence, "Residual Output Divergence")
congruence.checkStrictlyPositiveNumber(self.lens_length, "Lens Total Length")
if self.output_diameter <= self.input_diameter:
raise Exception("Output Diameter should be greater than Input diameter")
slit_distance = self.get_slits_distance()
if self.lens_length < slit_distance:
raise Exception("Lens total Length should be greater than or equal to " + str(slit_distance))
congruence.checkStrictlyPositiveNumber(self.transmittance, "Lens Transmittance")
def get_lorentz_polarization(self):
if self.use_polarization_factor == 1:
congruence.checkPositiveNumber(self.degree_of_polarization,
"Deg. Pol.")
congruence.checkLessOrEqualThan(self.degree_of_polarization, 1.0,
"Deg. Pol.", "1.0")
if self.use_polarization_factor == 1 and self.use_twotheta_mono == 1:
congruence.checkStrictlyPositiveAngle(self.twotheta_mono,
"2\u03B8 Monochromator")
return PolarizationParameters(
use_lorentz_factor=self.use_lorentz_factor == 1,
lorentz_formula=self.lorentz_formula,
use_polarization_factor=self.use_polarization_factor,
twotheta_mono=None if
(self.use_polarization_factor == 0
or self.use_twotheta_mono == 0) else self.twotheta_mono,
beampath=self.beampath,
degree_of_polarization=self.degree_of_polarization)
def check_fields(self):
congruence.checkFile(self.FILE)
self.LAMBDA = congruence.checkStrictlyPositiveNumber(self.LAMBDA, "Lambda")
self.U = congruence.checkNumber(self.U, "U")
self.V = congruence.checkNumber(self.V, "V")
self.W = congruence.checkNumber(self.W, "W")
self.X = congruence.checkNumber(self.X, "X")
self.LS = congruence.checkNumber(self.LS, "LS")
self.THMIN = congruence.checkPositiveAngle(self.THMIN, "TwoTheta from")
self.THMAX = congruence.checkPositiveAngle(self.THMAX, "TwoTheta to")
self.STEP = congruence.checkStrictlyPositiveAngle(self.STEP, "TwoTheta step")
congruence.checkGreaterThan(self.THMAX, self.THMIN, "TwoTheta to", "TwoTheta from")
def check_fields(self):
congruence.checkFile(self.FILE)
self.LAMBDA = congruence.checkStrictlyPositiveNumber(self.LAMBDA, "Lambda")
self.U = congruence.checkNumber(self.U, "U")
self.V = congruence.checkNumber(self.V, "V")
self.W = congruence.checkNumber(self.W, "W")
self.X = congruence.checkNumber(self.X, "X")
self.LS = congruence.checkNumber(self.LS, "LS")
self.THMIN = congruence.checkPositiveAngle(self.THMIN, "TwoTheta from")
self.THMAX = congruence.checkPositiveAngle(self.THMAX, "TwoTheta to")
self.STEP = congruence.checkStrictlyPositiveAngle(self.STEP, "TwoTheta step")
congruence.checkGreaterThan(self.THMAX, self.THMIN, "TwoTheta to", "TwoTheta from")
