BornAgain  1.18.0
Simulate and fit neutron and x-ray scattering at grazing incidence
InterferenceFunction2DSuperLattice Class Reference

Interference function of a 2D superlattice with a configurable interference function for each lattice site. More...

+ Inheritance diagram for InterferenceFunction2DSuperLattice:

Public Member Functions

 InterferenceFunction2DSuperLattice (const Lattice2D &lattice, unsigned size_1, unsigned size_2)
 
 InterferenceFunction2DSuperLattice (double length_1, double length_2, double alpha, double xi, unsigned size_1, unsigned size_2)
 Constructor of two-dimensional interference function. More...
 
InterferenceFunction2DSuperLatticeclone () const override final
 Returns a clone of this ISample object.
 
void accept (INodeVisitor *visitor) const override final
 Calls the INodeVisitor's visit method.
 
void setSubstructureIFF (const IInterferenceFunction &sub_iff)
 
const IInterferenceFunctionsubstructureIFF () const
 
double evaluate (const kvector_t q, double outer_iff=1.0) const override final
 Evaluates the interference function for a given wavevector transfer.
 
unsigned domainSize1 () const
 
unsigned domainSize2 () const
 
void setIntegrationOverXi (bool integrate_xi)
 
bool integrationOverXi () const
 
const Lattice2Dlattice () const
 
std::vector< const INode * > getChildren () const override final
 Returns a vector of children (const).
 
- Public Member Functions inherited from IInterferenceFunction
 IInterferenceFunction (const NodeMeta &meta, const std::vector< double > &PValues)
 
 IInterferenceFunction (double position_var)
 
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.
 
double positionVariance () const
 Returns the position variance.
 
virtual double getParticleDensity () const
 If defined by this interference function's parameters, returns the particle density (per area). More...
 
virtual bool supportsMultilayer () const
 Indicates if this interference function can be used with a multilayer (DWBA mode)
 
double DWfactor (kvector_t q) const
 Evaluates the Debye-Waller factor for a given wavevector transfer.
 
- Public Member Functions inherited from ISample
 ISample (const NodeMeta &meta, const std::vector< double > &PValues)
 
virtual const Materialmaterial () const
 Returns nullptr, unless overwritten to return a specific material.
 
std::vector< const Material * > containedMaterials () const
 Returns set of unique materials contained in this ISample.
 
- Public Member Functions inherited from ICloneable
 ICloneable (const ICloneable &)=delete
 
 ICloneable (ICloneable &&)=default
 
virtual void transferToCPP ()
 Used for Python overriding of clone (see swig/tweaks.py)
 
- Public Member Functions inherited from INode
 INode (const NodeMeta &meta, const std::vector< double > &PValues)
 
virtual std::string treeToString () const
 Returns multiline string representing tree structure below the node.
 
void registerChild (INode *node)
 
virtual void setParent (const INode *newParent)
 
const INodeparent () const
 
INodeparent ()
 
int copyNumber (const INode *node) const
 Returns copyNumber of child, which takes into account existence of children with same name.
 
std::string displayName () const
 Returns display name, composed from the name of node and it's copy number.
 
ParameterPoolcreateParameterTree () const
 Creates new parameter pool, with all local parameters and those of its children.
 
- Public Member Functions inherited from IParameterized
 IParameterized (const std::string &name="")
 
 IParameterized (const IParameterized &other)
 
IParameterizedoperator= (const IParameterized &other)=delete
 
ParameterPoolparameterPool () const
 Returns pointer to the parameter pool.
 
std::string parametersToString () const
 Returns multiline string representing available parameters.
 
RealParameterregisterParameter (const std::string &name, double *parpointer)
 
void registerVector (const std::string &base_name, kvector_t *p_vec, const std::string &units="nm")
 
void setParameterValue (const std::string &name, double value)
 
void setVectorValue (const std::string &base_name, kvector_t value)
 
RealParameterparameter (const std::string &name) const
 Returns parameter with given 'name'.
 
virtual void onChange ()
 Action to be taken in inherited class when a parameter has changed.
 
void removeParameter (const std::string &name)
 
void removeVector (const std::string &base_name)
 
void setName (const std::string &name)
 
const std::string & getName () const
 

Static Public Member Functions

static InterferenceFunction2DSuperLatticecreateSquare (double lattice_length, double xi, unsigned size_1, unsigned size_2)
 Creates square lattice.
 
static InterferenceFunction2DSuperLatticecreateHexagonal (double lattice_length, double xi, unsigned size_1, unsigned size_2)
 Creates hexagonal lattice.
 
- Static Public Member Functions inherited from IParameterized
static std::string XComponentName (const std::string &base_name)
 
static std::string YComponentName (const std::string &base_name)
 
static std::string ZComponentName (const std::string &base_name)
 

Additional Inherited Members

- Protected Member Functions inherited from IInterferenceFunction
double iff_no_inner (const kvector_t q, double outer_iff) const
 Calculates the structure factor in the absence of extra inner structure.
 
- Protected Attributes inherited from IInterferenceFunction
double m_position_var
 
- Protected Attributes inherited from INode
const size_t m_NP
 
std::vector< double > m_P
 

Detailed Description

Interference function of a 2D superlattice with a configurable interference function for each lattice site.

Definition at line 25 of file InterferenceFunction2DSuperLattice.h.

Constructor & Destructor Documentation

◆ InterferenceFunction2DSuperLattice()

InterferenceFunction2DSuperLattice::InterferenceFunction2DSuperLattice ( double  length_1,
double  length_2,
double  alpha,
double  xi,
unsigned  size_1,
unsigned  size_2 
)

Constructor of two-dimensional interference function.

Parameters
length_1length of first lattice vector in nanometers
length_2length of second lattice vector in nanometers
alphaangle between lattice vectors in radians
xirotation of lattice with respect to x-axis (beam direction) in radians
size_1correlation length in direction 1
size_2correlation length in direction 2

Definition at line 43 of file InterferenceFunction2DSuperLattice.cpp.


The documentation for this class was generated from the following files: