LorentzVector.h File Reference

contains the LorentzVector class. More...

#include "LorentzVector.fh"
#include "ThePEG/Utilities/Direction.h"
#include "ThePEG/Utilities/UnitIO.h"
#include "LorentzRotation.h"
#include "ThreeVector.h"
#include "Transverse.h"

Go to the source code of this file.

Classes
class	ThePEG::LorentzVector< Value >
	A 4-component Lorentz vector. More...

Namespaces
namespace	ThePEG
	This is the main namespace within which all identifiers in ThePEG are declared.

Macros
#define	ERROR_IF(condition, message)    if ( condition ) throw ThePEG::Exception( (message) , ThePEG::Exception::eventerror)
	Debug helper function.

Functions
template<typename Value >
LorentzVector< Value >	ThePEG::lightCone (Value plus, Value minus, Transverse< Value > pt)
	Create a LorentzVector giving its light-cone and transverse components.
template<typename Value >
LorentzVector< Value >	ThePEG::lightConeDir (Value plus, Value minus, Value x=Value(), Value y=Value())
	Create a LorentzVector giving its light-cone and transverse components.
template<typename Value >
LorentzVector< Value >	ThePEG::lightConeDir (Value plus, Value minus, Transverse< Value > pt)
	Create a LorentzVector giving its light-cone and transverse components.
template<typename OStream , typename UnitT , typename Value >
void	ThePEG::ounitstream (OStream &os, const LorentzVector< Value > &p, UnitT &u)
	Output a LorentzVector with units to a stream.
template<typename IStream , typename UnitT , typename Value >
void	ThePEG::iunitstream (IStream &is, LorentzVector< Value > &p, UnitT &u)
	Input a LorentzVector with units from a stream.
Basic mathematical operations
template<typename Value >
LorentzVector< double >	ThePEG::operator/ (const LorentzVector< Value > &v, Value a)
LorentzVector< Complex >	ThePEG::operator/ (const LorentzVector< Complex > &v, Complex a)
template<typename Value >
LorentzVector< Value >	ThePEG::operator- (const LorentzVector< Value > &v)
template<typename ValueA , typename ValueB >
LorentzVector< ValueA >	ThePEG::operator+ (LorentzVector< ValueA > a, const LorentzVector< ValueB > &b)
template<typename ValueA , typename ValueB >
LorentzVector< ValueA >	ThePEG::operator- (LorentzVector< ValueA > a, const LorentzVector< ValueB > &b)
template<typename Value >
LorentzVector< Value >	ThePEG::operator* (const LorentzVector< Value > &a, double b)
template<typename Value >
LorentzVector< Value >	ThePEG::operator* (double b, LorentzVector< Value > a)
template<typename ValueA , typename ValueB >
auto	ThePEG::operator* (ValueB a, const LorentzVector< ValueA > &v) -> LorentzVector< decltype(a *v.x())>
template<typename ValueA , typename ValueB >
auto	ThePEG::operator* (const LorentzVector< ValueA > &v, ValueB b) -> LorentzVector< decltype(b *v.x())>
template<typename ValueA , typename ValueB >
auto	ThePEG::operator/ (const LorentzVector< ValueA > &v, ValueB b) -> LorentzVector< decltype(v.x()/b)>
Scalar product with metric \f$(+,-,-,-)\f$
template<typename ValueA , typename ValueB >
auto	ThePEG::operator* (const LorentzVector< ValueA > &a, const LorentzVector< ValueB > &b) -> decltype(a.dot(b))
template<typename Value >
bool	ThePEG::operator== (const LorentzVector< Value > &a, const LorentzVector< Value > &b)
	Equality.
ostream &	ThePEG::operator<< (ostream &os, const LorentzVector< double > &v)
	Stream output. Format \((x,y,z;t)\).
template<typename Value >
Value	ThePEG::dirPlus (const LorentzVector< Value > &p)
	Return the positive light-cone component.
template<typename Value >
Value	ThePEG::dirMinus (const LorentzVector< Value > &p)
	Return the negative light-cone component.
template<typename Value >
Value	ThePEG::dirZ (const LorentzVector< Value > &p)
	Return the component along the positive z-axis.
template<typename Value >
double	ThePEG::dirTheta (const LorentzVector< Value > &p)
	Return the polar angle wrt.
template<typename Value >
double	ThePEG::dirCosTheta (const LorentzVector< Value > &p)
	Return the cosine of the polar angle wrt.
template<typename Value >
ThreeVector< Value >	ThePEG::dirBoostVector (const LorentzVector< Value > &p)
	Get the boost vector for the LorentzVector.
template<typename Value >
LorentzVector< Value >	ThePEG::lightCone (Value plus, Value minus, Value x, Value y)
	Create a LorentzVector giving its light-cone and transverse components.
template<typename Value >
LorentzVector< Value >	ThePEG::lightCone (Value plus, Value minus)
	Create a LorentzVector giving its light-cone components.

Detailed Description

contains the LorentzVector class.

Lorentz vectors can be created with any unit type as template parameter. All basic mathematical operations are supported, as well as a subset of the CLHEP LorentzVector functionality.

Definition in file LorentzVector.h.

Macro Definition Documentation

ERROR_IF

#define ERROR_IF	(		condition,
			message
	)		if ( condition ) throw ThePEG::Exception( (message) , ThePEG::Exception::eventerror)

Debug helper function.

Definition at line 29 of file LorentzVector.h.