Replaced old constructor for InterferenceFunction2DLattice with new one

in several places

App/src/TestMiscellaneous.cpp

@@ -36,7 +36,6 @@
 #include "Materials.h"
 #include "BornAgainNamespace.h"
 #include "FunctionalTestRegistry.h"
-#include "Lattice2DIFParameters.h"
 #include "InterferenceFunction2DLattice.h"
 #include "Units.h"
 #include "Types.h"

Examples/python/UserManual/UMInterferences2DLattice.py

@@ -15,13 +15,6 @@ def get_sample():
     m_substrate = HomogeneousMaterial("Substrate", 6e-6, 2e-8)
     m_particle = HomogeneousMaterial("Particle", 6e-4, 2e-8)
 
-    # lattice parameters
-    lattice_params = Lattice2DIFParameters()
-    lattice_params.m_length_1 = 20.0*nanometer
-    lattice_params.m_length_2 = 20.0*nanometer
-    lattice_params.m_angle = 90.0*degree
-    lattice_params.m_xi = 0.0*degree
-
     #collection of particles
     sphere_ff = FormFactorTruncatedSphere(5*nanometer, 5*nanometer)
     sphere = Particle(m_particle, sphere_ff)
@@ -29,7 +22,7 @@ def get_sample():
     particle_layout.addParticle(sphere, 0.0, 1.0)
 
     # interferences
-    interference = InterferenceFunction2DLattice(lattice_params)
+    interference = InterferenceFunction2DLattice.createSquare(20.0*nanometer)
     pdf = FTDistribution2DGauss(200.0*nanometer/2.0/M_PI, 75.0*nanometer/2.0/M_PI)
     interference.setProbabilityDistribution(pdf)
     particle_layout.addInterferenceFunction(interference)

Examples/python/fitting/ex003_FitSpheresInHexLattice/FitSpheresInHexLattice.py

@@ -29,13 +29,7 @@ def get_sample(radius=5*nanometer, lattice_constant=10*nanometer):
     particle_layout = ParticleLayout()
     particle_layout.addParticle(sphere)
 
-    lattice_params = Lattice2DIFParameters()
-    lattice_params.m_length_1 = lattice_constant
-    lattice_params.m_length_2 = lattice_constant
-    lattice_params.m_angle = 2*numpy.pi/3.
-    lattice_params.m_xi = 0.0*degree
-
-    interference = InterferenceFunction2DLattice(lattice_params)
+    interference = InterferenceFunction2DLattice.createHexagonal(lattice_constant)
     pdf = FTDistribution2DCauchy(10*nanometer, 10*nanometer)
     interference.setProbabilityDistribution(pdf)
 

Examples/python/fitting/ex003_FitSpheresInHexLattice/FitSpheresInHexLattice_builder.py

@@ -45,13 +45,7 @@ class MySampleBuilder(ISampleBuilder):
         particle_layout = ParticleLayout()
         particle_layout.addParticle(sphere)
 
-        lattice_params = Lattice2DIFParameters()
-        lattice_params.m_length_1 = self.lattice_constant.value
-        lattice_params.m_length_2 = self.lattice_constant.value
-        lattice_params.m_angle = 2*numpy.pi/3.
-        lattice_params.m_xi = 0.0*degree
-
-        interference = InterferenceFunction2DLattice(lattice_params)
+        interference = InterferenceFunction2DLattice.createHexagonal(self.lattice_constant.value)
         pdf = FTDistribution2DCauchy(10*nanometer, 10*nanometer)
         interference.setProbabilityDistribution(pdf)
 

Tests/FunctionalTests/TestPyCore/isgisaxs06.py

@@ -60,11 +60,6 @@ def RunSimulation_centered():
     mSubstrate = HomogeneousMaterial("Substrate", 6e-6, 2e-8 )
     mParticle = HomogeneousMaterial("Particle", 6e-4, 2e-8 )
     # collection of particles
-    lattice_params = Lattice2DIFParameters()
-    lattice_params.m_length_1 = 10.0*nanometer
-    lattice_params.m_length_2 = 10.0*nanometer
-    lattice_params.m_angle = 90.0*degree
-    lattice_params.m_xi = 0.0*degree
     interference = InterferenceFunction2DLattice(10.0*nanometer, 10.0*nanometer, 0.0*degree)
     pdf = FTDistribution2DCauchy(300.0*nanometer/2.0/M_PI, 100.0*nanometer/2.0/M_PI)
     interference.setProbabilityDistribution(pdf)