def example_double_gaussian():
#
#
a = SourceGaussian.initialize_from_keywords(
number_of_rays=10000,
sigmaX=2.0e-6,
sigmaY=1.0e-3,
sigmaZ=1.0e-6,
sigmaXprime=3e-6,
sigmaZprime=3e-6,
real_space_center=[0.0, 0.0, 0.0],
direction_space_center=[0.0, 0.0])
print(a.info())
beam = a.get_beam()
plot_scatter(beam.get_column(2),
beam.get_column(1),
title="double Gaussian",
xtitle="col 2",
ytitle="col 1")
plot_scatter(beam.get_column(1),
beam.get_column(3),
title="double Gaussian",
xtitle="col 1",
ytitle="col 3")
plot_scatter(beam.get_column(4),
beam.get_column(6),
title="double Gaussian",
xtitle="col 4",
ytitle="col 6")
print(beam.info())
print(isinstance(a, SourceGaussian))
def example_branch_3(surface_shape_file, do_plot=True):
#
# source
#
# beam0 = Beam.initialize_as_pencil(N=500)
source = SourceGaussian.initialize_from_keywords(
number_of_rays=100000,
sigmaX=0.0,
sigmaY=0.0,
sigmaZ=0.0,
sigmaXprime=1e-4,
sigmaZprime=1e-4,
)
beam0 = Beam()
beam0.genSource(source)
print(beam0.info())
if do_plot:
plotxy(beam0, 4, 6, title="Image 0", nbins=201)
#
# syned definitopns
#
# boundaries
rlen1 = 0.6
rlen2 = 0.6
rwidx1 = 0.05
rwidx2 = 0.05
#
# shadow definitions
#
mirror1 = S4SurfaceDataMirrorElement(optical_element=S4SurfaceDataMirror(
name="M1",
surface_data_file=surface_shape_file,
boundary_shape=Rectangle(x_left=-rwidx2,
x_right=rwidx1,
y_bottom=-rlen2,
y_top=rlen1)),
coordinates=ElementCoordinates(
p=100.0,
q=1000.0,
angle_radial=numpy.radians(88.8)))
print(mirror1.info())
#
# run
#
beam1, mirr1 = mirror1.trace_beam(beam0)
print(mirr1.info())
#
# check
#
if do_plot:
plotxy(beam1, 1, 3, title="Image 1", nbins=101, nolost=1)
plotxy(mirr1, 2, 1, title="Footprint 1", nbins=101, nolost=1)
def get_beam_in_gaussian_approximation(self, NRAYS=1000, SEED=12345):
emin, emax, npoints = self.get_magnetic_structure().get_energy_box()
if self.get_magnetic_structure().get_flag_emittance():
sigma_x, sigdi_x, sigma_z, sigdi_z = self.get_electron_beam(
).get_sigmas_all()
Sx, Sz, Spx, Spz = self.get_undulator_photon_beam_sizes_by_convolution(
sigma_x=sigma_x,
sigma_z=sigma_z,
sigdi_x=sigdi_x,
sigdi_z=sigdi_z,
undulator_E0=0.5 * (emin + emax),
undulator_length=self.get_magnetic_structure().length(),
)
a = SourceGaussian.initialize_from_keywords(
number_of_rays=NRAYS,
sigmaX=Sx,
sigmaY=0,
sigmaZ=Sz,
sigmaXprime=Spx,
sigmaZprime=Spz,
real_space_center=[0.0, 0.0, 0.0],
direction_space_center=[0.0, 0.0])
else:
s, sp = self.get_undulator_photon_beam_sizes(
undulator_E0=0.5 * (emin + emax),
undulator_length=self.get_magnetic_structure().length(),
)
a = SourceGaussian.initialize_from_keywords(
number_of_rays=NRAYS,
sigmaX=s,
sigmaY=0,
sigmaZ=s,
sigmaXprime=sp,
sigmaZprime=sp,
real_space_center=[0.0, 0.0, 0.0],
direction_space_center=[0.0, 0.0])
print(a.info())
beam = a.get_beam()
if emax != emin:
e = numpy.random.random(NRAYS) * (emax - emin) + emin
beam.set_photon_energy_eV(e)
return beam
def example_branch_2(do_plot=True):
source = SourceGaussian.initialize_from_keywords(
number_of_rays=100000,
sigmaX=0.0,
sigmaY=0.0,
sigmaZ=0.0,
sigmaXprime=1e-6,
sigmaZprime=1e-6,
)
beam0 = Beam()
beam0.genSource(source)
print(beam0.info())
if do_plot:
plotxy(beam0, 4, 6, title="Image 0", nbins=201)
#
# syned definitopns
#
# boundaries
boundary_shape = None #Rectangle(x_left=-rwidx2,x_right=rwidx1,y_bottom=-rlen2,y_top=rlen1)
#
# shadow definitions
#
mirror1 = S4ToroidalMirrorElement(optical_element=S4ToroidalMirror(
name="M1",
surface_calculation=SurfaceCalculation.EXTERNAL,
min_radius=0.157068,
maj_radius=358.124803 - 0.157068,
boundary_shape=boundary_shape),
coordinates=ElementCoordinates(
p=10.0,
q=6.0,
angle_radial=numpy.radians(88.8)))
print(mirror1.info())
#
# run
#
beam1, mirr1 = mirror1.trace_beam(beam0)
print(mirr1.info())
#
# check
#
if do_plot:
plotxy(beam1, 1, 3, title="Image 1", nbins=101, nolost=1)
plotxy(mirr1, 2, 1, title="Footprint 1", nbins=101, nolost=1)
def lens_with_divergent_beam(do_plot=True):
src = SourceGaussian.initialize_from_keywords(number_of_rays=100000,
sigmaX= 20e-6/2.35,sigmaZ= 10e-6/2.35,
sigmaXprime=50e-6/2.35,sigmaZprime=10e-6/2.35)
beam = src.get_beam()
SX, SZ = (1e6*beam.get_standard_deviation(1),1e6*beam.get_standard_deviation(3))
if do_plot:
plotxy(beam,4,6,nbins=100,title="SOURCE DIVERGENCES")
beam_tmp = beam.duplicate()
beam_tmp.retrace(100.0)
if do_plot:
plotxy(beam_tmp,1,3,nbins=100,title="SOURCE AFTER 10m")
#
# lens definition
#
p = 10.0
q = 10.0
F = 1.0 / (1/p + 1/q)
lens1e = S4IdealLensElement(optical_element=S4IdealLens(name="Undefined", focal_x=F, focal_y=F),
coordinates=ElementCoordinates(p=p, q=q))
print(lens1e.info())
beam2, tmp = lens1e.trace_beam(beam)
X = beam2.get_column(1)
Y = beam2.get_column(3)
print("X: ",X.min(),X.max(),X.std())
print("Y: ",Y.min(),Y.max(),Y.std())
if do_plot:
plotxy(beam2,1,3,nbins=100,title="FOCAL PLANE",xrange=[-5e-5,5e-5],yrange=[-5e-5,5e-5])
FX, FZ = (1e6*beam2.get_standard_deviation(1),1e6*beam2.get_standard_deviation(3))
print("Source dimensions (rms): %f %f um"%(SX,SZ))
print("Focal dimensions (rms): %f %f um"%(FX,FZ))
print("Demagnification: H:%g V:%g (theoretical: %g) "%(SX/FX,SZ/FZ,p/q))
from shadow4.beamline.optical_elements.mirrors.s4_toroidal_mirror import S4ToroidalMirror, S4ToroidalMirrorElement
from shadow4.beamline.optical_elements.mirrors.s4_sphere_mirror import S4SphereMirror, S4SphereMirrorElement
from shadow4.beamline.s4_optical_element import SurfaceCalculation
from shadow4.beamline.optical_elements.mirrors.s4_surface_data_mirror import S4SurfaceDataMirror, \
S4SurfaceDataMirrorElement
from shadow4.syned.shape import Rectangle, Direction, Side # TODO from syned.beamline.shape
from srxraylib.plot.gol import set_qt
set_qt()
do_plot = True
source = SourceGaussian.initialize_from_keywords(number_of_rays=10000,
sigmaX=0.0,
sigmaY=0.0,
sigmaZ=0.0,
sigmaXprime=1e-6,
sigmaZprime=1e-6, )
beam0 = Beam()
beam0.genSource(source)
print(beam0.info())
if do_plot:
plotxy(beam0, 4, 6, title="Image 0", nbins=201)
rlen1 = 0.6
rlen2 = 0.6
rwidx1 = 0.05
rwidx2 = 0.05
base_element = S4ToroidalMirror(name="M1b",
def example_branch_5(surface_type, do_plot=True):
#
# source
#
source = SourceGaussian.initialize_from_keywords(
number_of_rays=100000,
sigmaX=0.0,
sigmaY=0.0,
sigmaZ=0.0,
sigmaXprime=1e-6,
sigmaZprime=1e-6,
)
beam0 = Beam()
beam0.genSource(source)
# print(beam0.info())
#
# syned definitopns
#
# boundaries
boundary_shape = None
coordinates_syned = ElementCoordinates(p=10.0,
q=10.0,
angle_radial=numpy.radians(88.8))
# surface shape
if surface_type == "plane":
mirror1 = S4PlaneMirrorElement(optical_element=S4PlaneMirror(
name="M1", boundary_shape=boundary_shape),
coordinates=coordinates_syned)
elif surface_type == "sphere":
mirror1 = S4SphereMirrorElement(optical_element=S4SphereMirror(
name="M1",
boundary_shape=boundary_shape,
is_cylinder=False,
surface_calculation=SurfaceCalculation.INTERNAL,
p_focus=10.0,
q_focus=10.0,
grazing_angle=numpy.radians(90.0 - 88.8)),
coordinates=coordinates_syned)
elif surface_type == "spherical_cylinder_tangential":
mirror1 = S4SphereMirrorElement(optical_element=S4SphereMirror(
name="M1",
boundary_shape=boundary_shape,
is_cylinder=True,
cylinder_direction=Direction.TANGENTIAL,
surface_calculation=SurfaceCalculation.INTERNAL,
p_focus=10.0,
q_focus=10.0,
grazing_angle=numpy.radians(90.0 - 88.8)),
coordinates=coordinates_syned)
elif surface_type == "spherical_cylinder_sagittal":
mirror1 = S4SphereMirrorElement(optical_element=S4SphereMirror(
name="M1",
boundary_shape=boundary_shape,
is_cylinder=True,
cylinder_direction=Direction.SAGITTAL,
surface_calculation=SurfaceCalculation.INTERNAL,
p_focus=10.0,
q_focus=10.0,
grazing_angle=numpy.radians(90.0 - 88.8)),
coordinates=coordinates_syned)
elif surface_type == "ellipsoid":
mirror1 = S4EllipsoidMirrorElement(optical_element=S4EllipsoidMirror(
name="M1",
boundary_shape=boundary_shape,
is_cylinder=False,
surface_calculation=SurfaceCalculation.INTERNAL,
p_focus=20.0,
q_focus=10.0,
grazing_angle=0.003),
coordinates=coordinates_syned)
elif surface_type == "elliptical_cylinder":
mirror1 = S4EllipsoidMirrorElement(optical_element=S4EllipsoidMirror(
name="M1",
boundary_shape=boundary_shape,
is_cylinder=True,
cylinder_direction=Direction.TANGENTIAL,
surface_calculation=SurfaceCalculation.INTERNAL,
p_focus=20.0,
q_focus=10.0,
grazing_angle=0.003),
coordinates=coordinates_syned)
elif surface_type == "hyperboloid":
mirror1 = S4HyperboloidMirrorElement(
optical_element=S4HyperboloidMirror(
name="M1",
boundary_shape=boundary_shape,
is_cylinder=False,
surface_calculation=SurfaceCalculation.INTERNAL,
p_focus=20.0,
q_focus=10.0,
grazing_angle=0.003),
coordinates=coordinates_syned)
elif surface_type == "hyperbolic_cylinder":
mirror1 = S4HyperboloidMirrorElement(
optical_element=S4HyperboloidMirror(
name="M1",
boundary_shape=boundary_shape,
is_cylinder=True,
cylinder_direction=Direction.TANGENTIAL,
surface_calculation=SurfaceCalculation.INTERNAL,
p_focus=20.0,
q_focus=10.0,
grazing_angle=0.003),
coordinates=coordinates_syned)
elif surface_type == "paraboloid":
mirror1 = S4ParaboloidMirrorElement(optical_element=S4ParaboloidMirror(
name="M1",
boundary_shape=boundary_shape,
is_cylinder=False,
surface_calculation=SurfaceCalculation.INTERNAL,
at_infinity=Side.SOURCE,
p_focus=20.0,
q_focus=10.0,
grazing_angle=0.003),
coordinates=coordinates_syned)
elif surface_type == "parabolic_cylinder":
mirror1 = S4ParaboloidMirrorElement(optical_element=S4ParaboloidMirror(
name="M1",
boundary_shape=boundary_shape,
is_cylinder=True,
cylinder_direction=Direction.TANGENTIAL,
surface_calculation=SurfaceCalculation.INTERNAL,
at_infinity=Side.SOURCE,
p_focus=20.0,
q_focus=10.0,
grazing_angle=0.003),
coordinates=coordinates_syned)
elif surface_type == "conic":
mirror1 = S4ConicMirrorElement(optical_element=S4ConicMirror(
name="M1",
boundary_shape=boundary_shape,
conic_coefficients=[
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -1.0, 0.0
]),
coordinates=coordinates_syned)
else:
raise Exception("undefined surface shape")
#
# run
#
print(mirror1.info())
beam1, mirr1 = mirror1.trace_beam(beam0)
#
# check
#
if do_plot:
plotxy(beam1, 1, 3, nbins=101, nolost=1, title=surface_type)
def example_branch_1(do_plot=True):
#
# source
#
source = SourceGaussian.initialize_from_keywords(
number_of_rays=100000,
sigmaX=0.0,
sigmaY=0.0,
sigmaZ=0.0,
sigmaXprime=1e-6,
sigmaZprime=1e-6,
)
beam0 = Beam()
beam0.genSource(source)
print(beam0.info())
if do_plot:
plotxy(beam0, 4, 6, title="Image 0", nbins=201)
#
# syned definitopns
#
# surface shape
# boundaries
# boundary_shape = None
rlen1 = 5e-05
rlen2 = 5e-05
rwidx1 = 2e-05
rwidx2 = 2e-05
boundary_shape = Rectangle(x_left=-rwidx2,
x_right=rwidx1,
y_bottom=-rlen2,
y_top=rlen1)
# boundary_shape = Rectangle(x_left=-1e-05, x_right=2e-05, y_bottom=-5e-04, y_top=7e-04)
# boundary_shape = Ellipse(a_axis_min=-rwidx2/2, a_axis_max=rwidx2/2, b_axis_min=-rlen2/2, b_axis_max=rlen2/2)
# boundary_shape = Ellipse(a_axis_min=-0e-05, a_axis_max=1e-05, b_axis_min=-1.5e-05, b_axis_max=2.5e-05)
# boundary_shape = Ellipse(a_axis_min=0, a_axis_max=1e-05, b_axis_min=-0.0005, b_axis_max=0)
# rlen1 = -2.5e-05
# rlen2 = 5e-05
# rwidx1 = 1e-05
# rwidx2 = 2e-05
#
# boundary_shape = TwoEllipses(
# a1_axis_min=-rwidx1 / 2, a1_axis_max=rwidx1 / 2, b1_axis_min=-rlen1 / 2, b1_axis_max=rlen1 / 2,
# a2_axis_min=-rwidx2 / 2, a2_axis_max=rwidx2 / 2, b2_axis_min=-rlen2 / 2, b2_axis_max=rlen2 / 2)
coordinates_syned = ElementCoordinates(p=10.0,
q=6.0,
angle_radial=numpy.radians(88.8))
#
# shadow definitions
#
mirror1 = S4ConicMirrorElement(optical_element=S4ConicMirror(
name="M1",
conic_coefficients=[0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -1.0, 0.0],
boundary_shape=boundary_shape),
coordinates=coordinates_syned)
print(mirror1.info())
#
# run
#
beam1, mirr1 = mirror1.trace_beam(beam_in=beam0)
print(mirr1.info())
#
# check
#
if do_plot:
plotxy(beam1, 1, 3, title="Image 1", nbins=101, nolost=1)
plotxy(mirr1, 2, 1, title="Footprint 1", nbins=101, nolost=1)
#
# M2
#
mirror2 = S4ConicMirrorElement(optical_element=S4ConicMirror(
conic_coefficients=[0, 0, 0, 0, 0, 0, 0, 0, -1, 0],
boundary_shape=Rectangle(-100e-6, 100e-6, -150e-6, 150e-6)),
coordinates=ElementCoordinates(
p=10.0,
q=100.0,
angle_radial=(0.5 * numpy.pi - 0.003)))
print(mirror2.info())
#
#
if do_plot:
beam2, mirr2 = mirror2.trace_beam(beam1)
plotxy(beam2, 1, 3, title="Image 2", nbins=101, nolost=1)
plotxy(mirr2, 2, 1, title="Footprint 2", nbins=101, nolost=1)
def example_branch_4(do_plot=True, f_refl=0):
#
# source
#
# beam0 = Beam.initialize_as_pencil(N=500)
source = SourceGaussian.initialize_from_keywords(
number_of_rays=100000,
sigmaX=0.0,
sigmaY=0.0,
sigmaZ=0.0,
sigmaXprime=1e-6,
sigmaZprime=1e-6,
)
beam0 = Beam()
numpy.random.seed(123456)
beam0.genSource(source)
beam0.set_photon_wavelength(5e-10)
print(beam0.info())
if do_plot:
plotxy(beam0, 4, 6, title="Image 0", nbins=201)
#
# syned definitopns
#
# surface shape
# boundaries
rlen1 = 5e-05
rlen2 = 5e-05
rwidx1 = 2e-05
rwidx2 = 2e-05
boundary_shape = Rectangle(x_left=-rwidx2,
x_right=rwidx1,
y_bottom=-rlen2,
y_top=rlen1)
coordinates_syned = ElementCoordinates(p=10.0,
q=6.0,
angle_radial=numpy.radians(88.8))
#
# shadow definitions
#
if f_refl == 0: # prerefl
PreRefl.prerefl(interactive=False,
SYMBOL="SiC",
DENSITY=3.217,
FILE="SiC.dat",
E_MIN=100.0,
E_MAX=20000.0,
E_STEP=100.0)
mirror1 = S4ConicMirrorElement(optical_element=S4ConicMirror(
name="M1",
conic_coefficients=[
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -1.0, 0.0
],
boundary_shape=boundary_shape,
f_reflec=1,
f_refl=f_refl,
file_refl="SiC.dat"),
coordinates=coordinates_syned)
elif f_refl == 1: # refraction index
import xraylib
refraction_index = xraylib.Refractive_Index("SiC", 2.4797, 3.217)
mirror1 = S4ConicMirrorElement(optical_element=S4ConicMirror(
name="M1",
conic_coefficients=[
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -1.0, 0.0
],
boundary_shape=boundary_shape,
f_reflec=1,
f_refl=f_refl,
file_refl="",
refraction_index=refraction_index),
coordinates=coordinates_syned)
elif f_refl == 2: # user file: 1D vs angle
mirror1 = S4ConicMirrorElement(optical_element=S4ConicMirror(
name="M1",
conic_coefficients=[
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -1.0, 0.0
],
boundary_shape=boundary_shape,
f_reflec=1,
f_refl=f_refl,
file_refl="../../oasys_workspaces/xoppy_f1f2_139980555361648.dat"),
coordinates=coordinates_syned)
elif f_refl == 3: # user file 1D vs energy
mirror1 = S4ConicMirrorElement(optical_element=S4ConicMirror(
name="M1",
conic_coefficients=[
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -1.0, 0.0
],
boundary_shape=boundary_shape,
f_reflec=1,
f_refl=f_refl,
file_refl="../../oasys_workspaces/xoppy_f1f2_139981943656272.dat"),
coordinates=coordinates_syned)
elif f_refl == 4: # user file
mirror1 = S4ConicMirrorElement(optical_element=S4ConicMirror(
name="M1",
conic_coefficients=[
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -1.0, 0.0
],
boundary_shape=boundary_shape,
f_reflec=1,
f_refl=f_refl,
file_refl="../../oasys_workspaces/xoppy_f1f2_139980938100080.dat"),
coordinates=coordinates_syned)
print(mirror1.info())
#
# run
#
beam1, mirr1 = mirror1.trace_beam(beam0)
print(mirr1.info())
#
# check
#
if do_plot:
plotxy(beam1, 1, 3, title="Image 1", nbins=101, nolost=1)
plotxy(mirr1, 2, 1, title="Footprint 1", nbins=101, nolost=1)
def lens_id16ni(do_plot=True):
#
# source
#
ESRF = {'sigmaX':387.8,"sigmaZ":3.5,"sigmaX'":10.3,"sigmaZ'":1.2}
EBS = {'sigmaX':27.2, "sigmaZ":3.4,"sigmaX'":5.2,"sigmaZ'":1.4}
m = EBS
photon_energy = 17000.0
undulator_length = 1.4
sr,srp = get_sigmas_radiation(photon_energy,undulator_length)
print("radiation sigmas: ",sr,srp)
demagX = [2.42,2899]
demagZ = 1849
#
f2dot35 = 2*numpy.sqrt(2*numpy.log(2))
sx,sz,sxp,szp = m['sigmaX'],m['sigmaZ'],m["sigmaX'"],m["sigmaZ'"]
Sx = 1e-6 * numpy.sqrt( sx**2 + sr**2)
Sz = 1e-6 * numpy.sqrt( sz**2 + sr**2)
Sxp = 1e-6 * numpy.sqrt( sxp**2 + srp**2)
Szp = 1e-6 * numpy.sqrt( szp**2 + srp**2)
print("Gaussian source dimensions (rms) x z x' z'",1e6*Sx,1e6*Sz,1e6*Sxp,1e6*Szp)
print("Gaussian source dimensions (FWHM) x z x' z'",f2dot35*1e6*Sx,f2dot35*1e6*Sz,f2dot35*1e6*Sxp,f2dot35*1e6*Szp)
src = SourceGaussian.initialize_from_keywords(number_of_rays=500000,
sigmaX=Sx,sigmaZ=Sz,
sigmaXprime=Sxp,sigmaZprime=Szp)
beam = src.get_beam()
SX, SZ = (1e6*beam.get_standard_deviation(1),1e6*beam.get_standard_deviation(3))
if do_plot:
plotxy(beam,1,3,nbins=100,title="SOURCE")
#
# multilayer
#
p = 28.3
q = 11.70
F = 1/(1/p+1/q)
lens1e = S4IdealLensElement(optical_element=S4IdealLens(name="ML", focal_x=F, focal_y=0),
coordinates=ElementCoordinates(p=p, q=q))
beam, tmp = lens1e.trace_beam(beam)
FX, FZ = (1e6*beam.get_standard_deviation(1),1e6*beam.get_standard_deviation(3))
print("----------------- Secondary source---------------------")
print("Source dimensions (rms): %f %f um"%(SX,SZ))
print("Focal dimensions (rms): %f %f um"%(FX,FZ))
print("Focal dimensions (2.35*rms): %f %f um"%(f2dot35*FX,f2dot35*FZ))
print("Demagnification: H:%g V:%g (theoretical: %g) "%(SX/FX,SZ/FZ,p/q))
# first KB mirror
p = 144.90
q = 0.025
F = 1.0/(1/184.90+1/0.10)
lens2e = S4IdealLensElement(optical_element=S4IdealLens(name="KBV", focal_x=0, focal_y=F),
coordinates=ElementCoordinates(p=p, q=q))
print(lens2e.info())
beam, tmp = lens2e.trace_beam(beam)
# second KB mirror
p = 0.025
q = 0.05
F = 1.0/(1/144.95+1/0.05)
lens3e = S4IdealLensElement(optical_element=S4IdealLens(name="KBH", focal_x=F, focal_y=0),
coordinates=ElementCoordinates(p=p, q=q))
print(lens3e.info())
beam, tmp = lens3e.trace_beam(beam)
#
#
#
# beam3 = Beam3.initialize_from_shadow4_beam(beam)
if do_plot:
tkt = plotxy(beam,1,3,nbins=300,xrange=[-0.0000005,0.0000005],yrange=[-0.0000005,0.0000005],title="FOCAL PLANE")
print(tkt['fwhm_h'],tkt['fwhm_v'])
FX, FZ = (1e6*beam.get_standard_deviation(1),1e6*beam.get_standard_deviation(3))
print("----------------- Focal position ---------------------")
print("Source dimensions (rms): %f %f um"%(SX,SZ))
print("Source dimensions (2.35*rms): %f %f um"%(f2dot35*SX,f2dot35*SZ))
print("Focal dimensions (rms): %f %f um"%(FX,FZ))
print("Focal dimensions (2.35*rms): %f %f um"%(f2dot35*FX,f2dot35*FZ))
if do_plot: print("Focal dimensions (FWHM HISTO): %f %f nm"%(1e9*tkt['fwhm_h'],1e9*tkt['fwhm_v']))
print("Demagnification (StDev) H:%g V:%g (theoretical: %g,%g) "%(SX/FX,SZ/FZ,demagX[0]*demagX[1],demagZ))
if do_plot: print("Demagnification:(HISTO) H:%g V:%g (theoretical: %g,%g) "%(f2dot35*SX/(f2dot35*1e6*tkt['fwhm_h']),SZ/(1e6*tkt['fwhm_v']),demagX[0]*demagX[1],demagZ))
if __name__ == "__main__":
from shadow4.sources.source_geometrical.source_gaussian import SourceGaussian
from shadow4.beam.beam import Beam
from shadow4.tools.graphics import plotxy
#
# source
#
src = SourceGaussian.initialize_from_keywords(
number_of_rays=10000,
sigmaX=1.0e-6,
sigmaY=0.0,
sigmaZ=1.0e-6,
sigmaXprime=0.0002,
sigmaZprime=0.0002,
real_space_center=[0.0, 0.0, 0.0],
direction_space_center=[0.0, 0.0])
beam = Beam()
beam.genSource(src)
beam.set_photon_energy_eV(1000.0)
print(beam.info())
# plotxy(Beam3.initialize_from_shadow4_beam(beam),1,3,nbins=100,title="SOURCE")
#
# grating