def get_simulation(scan_size=500):
"""
Defines and returns a specular simulation.
"""
simulation = ba.SpecularSimulation()
scan = ba.AngularSpecScan(1.54 * angstrom, scan_size, 0.0 * deg, 2.0 * deg)
simulation.setScan(scan)
return simulation
def get_simulation(footprint):
"""
Defines and returns a specular simulation.
"""
simulation = ba.SpecularSimulation()
scan = ba.AngularSpecScan(1.54 * angstrom, 500, 0.0 * deg, 0.6 * deg)
scan.setFootprintFactor(footprint)
simulation.setScan(scan)
return simulation
def get_simulation(params):
"""
Create and return specular simulation with its instrument defined
"""
wavelength = 1.54 * ba.angstrom # beam wavelength
simulation = ba.SpecularSimulation()
scan = ba.AngularSpecScan(wavelength, get_real_data_axis())
simulation.setScan(scan)
simulation.setSample(get_sample(params))
return simulation
def get_simulation(scan_size=500):
"""
Returns a specular simulation with beam and detector defined.
"""
footprint = ba.FootprintSquare(beam_sample_ratio)
alpha_distr = ba.RangedDistributionGaussian(n_points, n_sig)
scan = ba.AngularSpecScan(wavelength, scan_size, alpha_i_min, alpha_i_max)
scan.setFootprintFactor(footprint)
scan.setAbsoluteAngularResolution(alpha_distr, d_ang)
simulation = ba.SpecularSimulation()
simulation.setScan(scan)
return simulation
def create_simulation(arg_dict, bin_start, bin_end):
"""
Creates and returns specular simulation
"""
simulation = ba.SpecularSimulation()
scan = ba.AngularSpecScan(1.54 * ba.angstrom,
get_real_data_axis(bin_start, bin_end))
footprint = ba.FootprintFactorGaussian(arg_dict["footprint_factor"])
scan.setFootprintFactor(footprint)
simulation.setScan(scan)
simulation.setBeamIntensity(arg_dict["intensity"])
alpha_distr = ba.DistributionGaussian(0.0, arg_dict["divergence"])
simulation.addParameterDistribution("*/Beam/InclinationAngle", alpha_distr,
30, 3)
return simulation
def get_simulation(scan_size=500):
"""
Returns a specular simulation with beam and detector defined.
"""
alpha_distr = ba.RangedDistributionGaussian(n_points, n_sig)
wavelength_distr = ba.RangedDistributionGaussian(n_points, n_sig)
scan = ba.AngularSpecScan(wavelength, scan_size, alpha_i_min, alpha_i_max)
scan.setAbsoluteAngularResolution(alpha_distr, d_ang)
scan.setAbsoluteWavelengthResolution(wavelength_distr, d_wl)
simulation = ba.SpecularSimulation()
simulation.setScan(scan)
return simulation
def create_simulation(arg_dict, bin_start, bin_end):
"""
Creates and returns specular simulation
"""
wavelength = 1.54 * ba.angstrom
alpha_distr = ba.RangedDistributionGaussian(30, 3)
footprint = ba.FootprintFactorGaussian(arg_dict["footprint_factor"])
scan = ba.AngularSpecScan(wavelength,
get_real_data_axis(bin_start, bin_end))
scan.setAbsoluteAngularResolution(alpha_distr, arg_dict["divergence"])
scan.setFootprintFactor(footprint)
simulation = ba.SpecularSimulation()
simulation.setScan(scan)
simulation.setBeamIntensity(arg_dict["intensity"])
return simulation