Mantid
Loading...
Searching...
No Matches
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
Mantid::Kernel::Units::Energy Class Reference

Energy in milli-electronvolts. More...

Inheritance diagram for Mantid::Kernel::Units::Energy:
Mantid::Kernel::Unit

Public Member Functions

const std::string caption () const override
 The full name of the unit.
 
Unitclone () const override
 
double conversionTOFMax () const override
 This function returns maximal TOF value still reversibly convertible into the unit.
 
double conversionTOFMin () const override
 
 Energy ()
 Constructor.
 
void init () override
 Finalize the initialization.
 
const UnitLabel label () const override
 A label for the unit to be printed on axes,.
 
double singleFromTOF (const double tof) const override
 Convert a single tof value to this unit.
 
double singleToTOF (const double x) const override
 Convert a single X value to TOF.
 
const std::string unitID () const override
 "Energy"
 
- Public Member Functions inherited from Mantid::Kernel::Unit
virtual std::pair< double, double > conversionRange () const
 The range where conversion to TOF from given units is monotonic and reversible.
 
double convertSingleFromTOF (const double xvalue, const double &l1, const int &emode, const UnitParametersMap &params)
 Convert from the time-of-flight to the concrete unit. TOF is in microseconds.
 
double convertSingleToTOF (const double xvalue, const double &l1, const int &emode, const UnitParametersMap &params)
 Convert from the concrete unit to time-of-flight. TOF is in microseconds.
 
void fromTOF (std::vector< double > &xdata, std::vector< double > const &ydata, const double &_l1, const int &_emode, const UnitParametersMap &params)
 
void fromTOF (std::vector< double > &xdata, std::vector< double > const &ydata, const double &_l1, const int &_emode, std::initializer_list< std::pair< const UnitParams, double > > params)
 Convert from time-of-flight to the concrete unit.
 
void initialize (const double &_l1, const int &_emode, const UnitParametersMap &params)
 Initialize the unit to perform conversion using singleToTof() and singleFromTof()
 
virtual bool isConvertible () const
 Returns if the unit can be used in conversions.
 
bool isInitialized () const
 
bool operator!= (const Unit &u) const
 
bool operator== (const Unit &u) const
 
bool quickConversion (const Unit &destination, double &factor, double &power) const
 Is conversion by constant multiplication possible?
 
bool quickConversion (std::string destUnitName, double &factor, double &power) const
 Is conversion by constant multiplication possible?
 
void toTOF (std::vector< double > &xdata, std::vector< double > const &ydata, const double &_l1, const int &_emode, const UnitParametersMap &params)
 
void toTOF (std::vector< double > &xdata, std::vector< double > const &ydata, const double &_l1, const int &_emode, std::initializer_list< std::pair< const UnitParams, double > > params)
 Convert from the concrete unit to time-of-flight.
 
 Unit ()
 (Empty) Constructor
 
virtual ~Unit ()=default
 Virtual destructor.
 

Protected Member Functions

void validateUnitParams (const int emode, const UnitParametersMap &params) override
 
- Protected Member Functions inherited from Mantid::Kernel::Unit
void addConversion (std::string to, const double &factor, const double &power=1.0) const
 Add a 'quick conversion' from the unit class on which this method is called.
 

Protected Attributes

double factorFrom
 Constant factor for from conversion.
 
double factorTo
 Constant factor for to conversion.
 
- Protected Attributes inherited from Mantid::Kernel::Unit
int emode
 emode :: The energy mode (0=elastic, 1=direct geometry, 2=indirect geometry)
 
bool initialized
 The unit values have been initialized.
 
double l1
 l1 :: The source-sample distance (in metres)
 
const UnitParametersMapm_params
 additional parameters l2 :: distance from sample to detector (in metres) twoTheta :: scattering angle in radians efixed :: Value of fixed energy: EI (emode=1) or EF (emode=2) (in meV) difc :: diffractometer constant DIFC
 

Detailed Description

Energy in milli-electronvolts.

Definition at line 296 of file Unit.h.

Constructor & Destructor Documentation

◆ Energy()

Mantid::Kernel::Units::Energy::Energy ( )

Member Function Documentation

◆ caption()

const std::string Mantid::Kernel::Units::Energy::caption ( ) const
inlineoverridevirtual

The full name of the unit.

Returns
The unit caption

Implements Mantid::Kernel::Unit.

Definition at line 299 of file Unit.h.

◆ clone()

Unit * Mantid::Kernel::Units::Energy::clone ( ) const
overridevirtual
Returns
a cloned instance of the other

Implements Mantid::Kernel::Unit.

Definition at line 483 of file Unit.cpp.

References Energy().

◆ conversionTOFMax()

double Mantid::Kernel::Units::Energy::conversionTOFMax ( ) const
overridevirtual

This function returns maximal TOF value still reversibly convertible into the unit.

Implements Mantid::Kernel::Unit.

Definition at line 474 of file Unit.cpp.

◆ conversionTOFMin()

double Mantid::Kernel::Units::Energy::conversionTOFMin ( ) const
overridevirtual
Returns
Minimal time of flight which can be reversibly converted into energy

Implements Mantid::Kernel::Unit.

Definition at line 473 of file Unit.cpp.

References factorTo.

◆ init()

void Mantid::Kernel::Units::Energy::init ( )
overridevirtual

Finalize the initialization.

This will be overridden by subclasses as needed.

Implements Mantid::Kernel::Unit.

Definition at line 451 of file Unit.cpp.

References factorFrom, factorTo, Mantid::Kernel::Unit::l1, Mantid::Kernel::l2, Mantid::Kernel::Unit::m_params, Mantid::PhysicalConstants::meV, and Mantid::PhysicalConstants::NeutronMass.

◆ label()

const UnitLabel Mantid::Kernel::Units::Energy::label ( ) const
overridevirtual

A label for the unit to be printed on axes,.

See also
UnitLabel
Returns
The unit label

Implements Mantid::Kernel::Unit.

Definition at line 431 of file Unit.cpp.

References Mantid::Kernel::Units::Symbol::MilliElectronVolts.

◆ singleFromTOF()

double Mantid::Kernel::Units::Energy::singleFromTOF ( const double  tof) const
overridevirtual

Convert a single tof value to this unit.

Parameters
tofvalue to convert
Returns
the value in this unit as converted.

Implements Mantid::Kernel::Unit.

Definition at line 476 of file Unit.cpp.

References factorFrom.

Referenced by Mantid::Algorithms::ApplyInstrumentToPeaks::exec().

◆ singleToTOF()

double Mantid::Kernel::Units::Energy::singleToTOF ( const double  x) const
overridevirtual

Convert a single X value to TOF.

Parameters
xvalue to convert
Returns
the TOF as converted.

Implements Mantid::Kernel::Unit.

Definition at line 466 of file Unit.cpp.

References factorTo, and Mantid::Geometry::x.

◆ unitID()

const std::string Mantid::Kernel::Units::Energy::unitID ( ) const
overridevirtual

"Energy"

Implements Mantid::Kernel::Unit.

Referenced by validateUnitParams().

◆ validateUnitParams()

void Mantid::Kernel::Units::Energy::validateUnitParams ( const int  emode,
const UnitParametersMap params 
)
overrideprotectedvirtual

Reimplemented from Mantid::Kernel::Unit.

Definition at line 443 of file Unit.cpp.

References Mantid::Kernel::l2, and unitID().

Member Data Documentation

◆ factorFrom

double Mantid::Kernel::Units::Energy::factorFrom
protected

Constant factor for from conversion.

Definition at line 316 of file Unit.h.

Referenced by init(), and singleFromTOF().

◆ factorTo

double Mantid::Kernel::Units::Energy::factorTo
protected

Constant factor for to conversion.

Definition at line 315 of file Unit.h.

Referenced by conversionTOFMin(), init(), and singleToTOF().


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