BornAgain  1.19.79
Open-source research software to simulate and fit neutron and x-ray reflectometry and grazing-incidence small-angle scattering
InterferenceFinite2DLattice Class Reference

Description

Interference function of a finite 2D lattice.

Inheritance diagram for InterferenceFinite2DLattice:

Public Member Functions

 InterferenceFinite2DLattice (const Lattice2D &lattice, unsigned N_1, unsigned N_2)
 
 ~InterferenceFinite2DLattice () override
 
std::string className () const final
 
InterferenceFinite2DLatticeclone () const override
 
double DWfactor (R3 q) const
 structureFactors the Debye-Waller factor for a given wavevector transfer More...
 
bool integrationOverXi () const
 
const Lattice2Dlattice () const
 
std::vector< const INode * > nodeChildren () const override
 
unsigned numberUnitCells1 () const
 
unsigned numberUnitCells2 () const
 
double particleDensity () const override
 Returns the particle density associated with this 2d lattice. More...
 
double positionVariance () const
 Returns the position variance. More...
 
void setIntegrationOverXi (bool integrate_xi)
 
void setPositionVariance (double var)
 Sets the variance of the position for the calculation of the DW factor It is defined as the variance in each relevant dimension. More...
 
virtual double structureFactor (R3 q, double outer_iff=1.0) const
 The interference function for a given wavevector transfer. More...
 
virtual bool supportsMultilayer () const
 Indicates if this interference function can be used with a sample (DWBA mode) More...
 

Protected Member Functions

double iff_no_inner (R3 q, double outer_iff) const
 Calculates the structure factor in the absence of extra inner structure. More...
 

Protected Attributes

double m_position_var
 

Constructor & Destructor Documentation

◆ InterferenceFinite2DLattice()

InterferenceFinite2DLattice::InterferenceFinite2DLattice ( const Lattice2D lattice,
unsigned  N_1,
unsigned  N_2 
)

◆ ~InterferenceFinite2DLattice()

InterferenceFinite2DLattice::~InterferenceFinite2DLattice ( )
override

Member Function Documentation

◆ className()

std::string InterferenceFinite2DLattice::className ( ) const
final

◆ clone()

InterferenceFinite2DLattice* InterferenceFinite2DLattice::clone ( ) const
overridevirtual

Implements IInterference.

◆ DWfactor()

double IInterference::DWfactor ( R3  q) const
inherited

structureFactors the Debye-Waller factor for a given wavevector transfer

◆ iff_no_inner()

double IInterference::iff_no_inner ( R3  q,
double  outer_iff 
) const
protectedinherited

Calculates the structure factor in the absence of extra inner structure.

◆ integrationOverXi()

bool InterferenceFinite2DLattice::integrationOverXi ( ) const

◆ lattice()

const Lattice2D& InterferenceFinite2DLattice::lattice ( ) const

◆ nodeChildren()

std::vector<const INode*> InterferenceFinite2DLattice::nodeChildren ( ) const
override

◆ numberUnitCells1()

unsigned InterferenceFinite2DLattice::numberUnitCells1 ( ) const

◆ numberUnitCells2()

unsigned InterferenceFinite2DLattice::numberUnitCells2 ( ) const

◆ particleDensity()

double InterferenceFinite2DLattice::particleDensity ( ) const
overridevirtual

Returns the particle density associated with this 2d lattice.

Reimplemented from IInterference.

◆ positionVariance()

double IInterference::positionVariance ( ) const
inherited

Returns the position variance.

◆ setIntegrationOverXi()

void InterferenceFinite2DLattice::setIntegrationOverXi ( bool  integrate_xi)

◆ setPositionVariance()

void IInterference::setPositionVariance ( double  var)
inherited

Sets the variance of the position for the calculation of the DW factor It is defined as the variance in each relevant dimension.

◆ structureFactor()

virtual double IInterference::structureFactor ( R3  q,
double  outer_iff = 1.0 
) const
virtualinherited

The interference function for a given wavevector transfer.

Reimplemented in Interference2DSuperLattice.

◆ supportsMultilayer()

virtual bool IInterference::supportsMultilayer ( ) const
virtualinherited

Indicates if this interference function can be used with a sample (DWBA mode)

Reimplemented in InterferenceFinite3DLattice, and Interference3DLattice.

Member Data Documentation

◆ m_position_var

double IInterference::m_position_var
protectedinherited