SubtractionDipole represents a dipole subtraction term in the formalism of Catani and Seymour. More...

#include <SubtractionDipole.h>

Inheritance diagram for Herwig::SubtractionDipole:

[legend]

Classes
struct	MergeInfo
	A helpre struct to communicate diagram merging and remapping information. More...

Public Member Functions
Standard constructors and destructors.
	SubtractionDipole ()
	The default constructor.

virtual	~SubtractionDipole ()
	The destructor.

Ptr< MatchboxFactory >::tptr	factory () const
	Return the factory which produced this matrix element.

Phasespace generation
virtual void	setXComb (tStdXCombPtr xc)
	Set the XComb object to be used in the next call to generateKinematics() and dSigHatDR().

virtual void	setKinematics ()
	Set the typed and momenta of the incoming and outgoing partons to be used in subsequent calls to me() and colourGeometries() according to the associated XComb object.

virtual bool	generateKinematics (const double *r)
	Generate internal degrees of freedom given nDim() uniform random numbers in the interval ]0,1[.

virtual int	nDim () const
	The number of internal degreed of freedom used in the matrix element.

virtual bool	wantCMS () const
	Return true, if this matrix element expects the incoming partons in their center-of-mass system.

virtual void	clearKinematics ()
	Clear the information previously provided by a call to setKinematics(...).

virtual bool	ignoreCuts () const
	If this is a dependent matrix element in a ME group, return true, if cuts should be ignored.

void	doIgnoreCuts (bool is=true)
	Indicate that cuts should be ignored.

Tilde kinematics
Ptr< TildeKinematics >::tcptr	tildeKinematics () const
	Return the TildeKinematics object used.

void	tildeKinematics (Ptr< TildeKinematics >::tptr)
	Set the TildeKinematics object used.

virtual bool	generateTildeKinematics ()
	Generate the tilde kinematics from real emission kinematics accessible through the XComb's head object and store it in meMomenta().

Ptr< InvertedTildeKinematics >::tcptr	invertedTildeKinematics () const
	Return the InvertedTildeKinematics object used.

void	invertedTildeKinematics (Ptr< InvertedTildeKinematics >::tptr)
	Set the InvertedTildeKinematics object used.

virtual int	nDimRadiation () const
	Return the number of additional random numbers needed to generate real emission kinematics off the tilde kinematics previously supplied through the XComb object.

virtual bool	generateRadiationKinematics (const double *)
	Generate the real emission kinematics off the Born kinematics accessible through the XComb's head object and store it in meMomenta(); store the single particle phasespace in units of lastHeadXComb()->lastSHat() in jacobian().

void	ptCut (Energy cut)
	Set a pt cut when splitting.

Energy	lastDipoleScale () const
	Return the relevant dipole scale.

Energy	lastPt () const
	Return the relevant pt.

double	lastZ () const
	Return the relevant momentum fractions.

bool	splitting () const
	Return true, if this dipole acts in splitting mode.

void	doSplitting ()
	Switch on splitting mode for this dipole.

void	doSubtraction ()
	Switch off splitting mode for this dipole.

const vector< double > &	subtractionParameters () const
	Return the subtraction parameters.

vector< double > &	subtractionParameters ()
	Access the subtraction parameters.

Energy	showerHardScale () const
	Return the shower hard scale encountered.

void	showerHardScale (Energy s)
	Set the shower hard scale encountered.

Energy	showerScale () const
	Return the shower evolution scale encountered.

void	showerScale (Energy s)
	Set the shower evolution scale encountered.

const vector< double > &	showerParameters () const
	Return the shower splitting variables encountered.

vector< double > &	showerParameters ()
	Access the shower splitting variables encountered.

bool	isInShowerPhasespace () const
	Return true, if this configuration is in the shower phase space.

void	isInShowerPhasespace (bool yes)
	Indicate whether this configuration is in the shower phase space.

bool	isAboveCutoff () const
	Return true, if this configuration is above the shower infrared cutoff.

void	isAboveCutoff (bool yes)
	Indicate whether this configuration is above the shower infrared cutoff.

Scale choices, couplings and PDFs
bool	realEmissionScales () const
	Return true, if scales should be calculated from real emission kinematics.

void	doRealEmissionScales (bool on=true)
	Switch on or off that scales should be calculated from real emission kinematics.

virtual Energy2	scale () const
	Return the scale associated with the phase space point provided by the last call to setKinematics().

virtual double	alphaS () const
	Return the value of \(\alpha_S\) associated with the phase space point provided by the last call to setKinematics().

virtual double	alphaEM () const
	Return the value of \(\alpha_EM\) associated with the phase space point provided by the last call to setKinematics().

virtual bool	havePDFWeight1 () const
	Return true, if this matrix element provides the PDF weight for the first incoming parton itself.

virtual bool	havePDFWeight2 () const
	Return true, if this matrix element provides the PDF weight for the second incoming parton itself.

virtual int	samplingZ () const
	How to sample the z-distribution.

Matrix elements and evaluation
Ptr< MatchboxMEBase >::tcptr	realEmissionME () const
	Return the real emission matrix element.

Ptr< MatchboxMEBase >::tptr	realEmissionME ()
	Return the real emission matrix element.

void	realEmissionME (Ptr< MatchboxMEBase >::tptr me)
	Set the real emission matrix element.

Ptr< MatchboxMEBase >::tcptr	underlyingBornME () const
	Return the underlying Born matrix element.

Ptr< MatchboxMEBase >::tptr	underlyingBornME ()
	Return the underlying Born matrix element.

void	underlyingBornME (Ptr< MatchboxMEBase >::tptr me)
	Set the underlying Born matrix element.

void	partnerDipoles (const vector< Ptr< SubtractionDipole >::tptr > &p)
	Set the dipoles which have been found along with this dipole.

const vector< Ptr< SubtractionDipole >::tptr > &	partnerDipoles () const
	Return the dipoles which have been found along with this dipole.

virtual double	me2Avg (double ccme2) const =0
	Return the matrix element averaged over spin correlations.

virtual CrossSection	dSigHatDR (Energy2 factorizationScale) const
	Return the matrix element squared differential in the variables given by the last call to generateKinematics().

virtual CrossSection	dSigHatDR () const
	Return the matrix element squared differential in the variables given by the last call to generateKinematics().

CrossSection	prefactor (Energy2 factorizationScale) const
	calculate the general prefactor for merging.

CrossSection	ps (Energy2 factorizationScale, Ptr< ColourBasis >::tptr largeNBasis) const
	Calculate the parton shower approximation for this dipole.

CrossSection	dip (Energy2 factorizationScale) const
	Calculate the dipole with clusterfsafe flag.

pair< CrossSection, CrossSection >	dipandPs (Energy2 factorizationScale, Ptr< ColourBasis >::tptr largeNBasis) const
	Calculate the dipole dSigDR and the parton shower approximation for this dipole.

Methods relevant to matching
void	showerApproximation (Ptr< ShowerApproximation >::tptr app)
	Set the shower approximation.

Ptr< ShowerApproximation >::tptr	showerApproximation () const
	Return the shower approximation.

void	doRealShowerSubtraction ()
	Indicate that the shower real emission contribution should be subtracted.

bool	realShowerSubtraction () const
	Return true, if the shower real emission contribution should be subtracted.

void	doVirtualShowerSubtraction ()
	Indicate that the shower virtual contribution should be subtracted.

bool	virtualShowerSubtraction () const
	Return true, if the shower virtual contribution should be subtracted.

void	doLoopSimSubtraction ()
	Indicate that the loopsim matched virtual contribution should be subtracted.

bool	loopSimSubtraction () const
	Return true, if the loopsim matched virtual contribution should be subtracted.

Caching and diagnostic information
virtual void	flushCaches ()
	Inform this matrix element that a new phase space point is about to be generated, so all caches should be flushed.

void	doTestSubtraction ()
	Indicate that the subtraction is being tested.

bool	testSubtraction () const
	Return true, if the subtraction is being tested.

bool	verbose () const
	Return true, if verbose.

void	print (ostream &) const
	Dump the setup to an ostream.

virtual void	printLastEvent (ostream &) const
	Print debug information on the last event.

void	logGenerateTildeKinematics () const
	Write out diagnostic information for generateTildeKinematics.

void	logGenerateRadiationKinematics (const double *r) const
	Write out diagnostic information for generateRadiationKinematics.

void	logME2 () const
	Write out diagnostic information for me2 evaluation.

void	logDSigHatDR (double effectiveJac) const
	Write out diagnostic information for dsigdr evaluation.

Reweight objects
void	addReweight (Ptr< MatchboxReweightBase >::ptr rw)
	Insert a reweight object.

const vector< Ptr< MatchboxReweightBase >::ptr > &	reweights () const
	Return the reweight objects.

vector< Ptr< MatchboxReweightBase >::ptr > &	reweights ()
	Access the reweight objects.

Methods used to setup SubtractionDipole objects
Ptr< SubtractionDipole >::ptr	cloneMe () const
	Clone this dipole.

void	cloneDependencies (const std::string &prefix="", bool slim=false)
	Clone the dependencies, using a given prefix.

Methods required to setup the event record
virtual void	constructVertex (tSubProPtr sub)
	construct the spin information for the interaction

virtual void	constructVertex (tSubProPtr sub, const ColourLines *cl)
	construct the spin information for the interaction

virtual void	generateSubCollision (SubProcess &sub)
	Comlete a SubProcess object using the internal degrees of freedom generated in the last generateKinematics() (and possible other degrees of freedom which was intergated over in dSigHatDR().

double	alpha () const
	Alpha parameter as in Nagy (http://arxiv.org/pdf/hep-ph/0307268v2.pdf) to restrict dipole phase space.

bool	aboveAlpha () const

Public Member Functions inherited from ThePEG::MEBase
virtual unsigned int	orderInAlphaS () const=0

virtual unsigned int	orderInAlphaEW () const=0

virtual double	me2 () const=0

virtual Energy2	scale () const=0

virtual double	alphaS () const

virtual double	alphaEM () const

void	setKinematics (tPPair in, const PVector &out)

virtual void	setKinematics ()

virtual void	constructVertex (tSubProPtr sub)

virtual void	constructVertex (tSubProPtr sub, const ColourLines *cl)

virtual int	nDim () const

virtual bool	generateKinematics (const double *r)=0

virtual bool	wantCMS () const

virtual bool	headCuts () const

virtual bool	ignoreCuts () const

virtual bool	apply () const

virtual CrossSection	dSigHatDR () const=0

virtual map< string, double >	generateOptionalWeights ()

virtual bool	haveX1X2 () const

virtual bool	havePDFWeight1 () const

virtual bool	havePDFWeight2 () const

virtual bool	keepRandomNumbers () const

virtual void	generateSubCollision (SubProcess &)

virtual void	clearKinematics ()

virtual void	getDiagrams () const=0

virtual bool	noMirror () const

const DiagramVector &	diagrams () const

virtual Selector< const ColourLines * >	colourGeometries (tcDiagPtr diag) const=0

virtual const ColourLines &	selectColourGeometry (tcDiagPtr diag) const

virtual Selector< DiagramIndex >	diagrams (const DiagramVector &) const

virtual DiagramIndex	diagram (const DiagramVector &) const

bool	reweighted () const

double	reWeight () const

double	preWeight () const

void	addReweighter (tReweightPtr rw)

void	addPreweighter (tReweightPtr rw)

Ptr< Amplitude >::pointer	amplitude () const

void	amplitude (Ptr< Amplitude >::pointer amp)

Energy2	sHat () const

double	preweight () const

virtual void	flushCaches ()

virtual StdXCombPtr	makeXComb (Energy newMaxEnergy, const cPDPair &inc, tEHPtr newEventHandler, tSubHdlPtr newSubProcessHandler, tPExtrPtr newExtractor, tCascHdlPtr newCKKW, const PBPair &newPartonBins, tCutsPtr newCuts, const DiagramVector &newDiagrams, bool mir, const PartonPairVec &allPBins, tStdXCombPtr newHead=tStdXCombPtr(), tMEPtr newME=tMEPtr())

virtual StdXCombPtr	makeXComb (tStdXCombPtr newHead, const PBPair &newPartonBins, const DiagramVector &newDiagrams, tMEPtr newME=tMEPtr())

virtual void	fillProjectors ()

virtual void	setXComb (tStdXCombPtr)

const DVector &	meInfo () const

void	meInfo (const DVector &info) const

virtual int	maxMultCKKW () const

virtual int	minMultCKKW () const

virtual void	maxMultCKKW (int mult)

virtual void	minMultCKKW (int mult)

virtual void	setVetoScales (tSubProPtr) const

virtual unsigned int	orderInAlphaS () const=0

virtual unsigned int	orderInAlphaEW () const=0

virtual double	me2 () const=0

virtual Energy2	scale () const=0

virtual double	alphaS () const

virtual double	alphaEM () const

void	setKinematics (tPPair in, const PVector &out)

virtual void	setKinematics ()

virtual void	constructVertex (tSubProPtr sub)

virtual void	constructVertex (tSubProPtr sub, const ColourLines *cl)

virtual int	nDim () const

virtual bool	generateKinematics (const double *r)=0

virtual bool	wantCMS () const

virtual bool	headCuts () const

virtual bool	ignoreCuts () const

virtual bool	apply () const

virtual CrossSection	dSigHatDR () const=0

virtual map< string, double >	generateOptionalWeights ()

virtual bool	haveX1X2 () const

virtual bool	havePDFWeight1 () const

virtual bool	havePDFWeight2 () const

virtual bool	keepRandomNumbers () const

virtual void	generateSubCollision (SubProcess &)

virtual void	clearKinematics ()

virtual void	getDiagrams () const=0

virtual bool	noMirror () const

const DiagramVector &	diagrams () const

virtual Selector< const ColourLines * >	colourGeometries (tcDiagPtr diag) const=0

virtual const ColourLines &	selectColourGeometry (tcDiagPtr diag) const

virtual Selector< DiagramIndex >	diagrams (const DiagramVector &) const

virtual DiagramIndex	diagram (const DiagramVector &) const

bool	reweighted () const

double	reWeight () const

double	preWeight () const

void	addReweighter (tReweightPtr rw)

void	addPreweighter (tReweightPtr rw)

Ptr< Amplitude >::pointer	amplitude () const

void	amplitude (Ptr< Amplitude >::pointer amp)

Energy2	sHat () const

double	preweight () const

virtual void	flushCaches ()

virtual StdXCombPtr	makeXComb (Energy newMaxEnergy, const cPDPair &inc, tEHPtr newEventHandler, tSubHdlPtr newSubProcessHandler, tPExtrPtr newExtractor, tCascHdlPtr newCKKW, const PBPair &newPartonBins, tCutsPtr newCuts, const DiagramVector &newDiagrams, bool mir, const PartonPairVec &allPBins, tStdXCombPtr newHead=tStdXCombPtr(), tMEPtr newME=tMEPtr())

virtual StdXCombPtr	makeXComb (tStdXCombPtr newHead, const PBPair &newPartonBins, const DiagramVector &newDiagrams, tMEPtr newME=tMEPtr())

virtual void	fillProjectors ()

virtual void	setXComb (tStdXCombPtr)

const DVector &	meInfo () const

void	meInfo (const DVector &info) const

virtual int	maxMultCKKW () const

virtual int	minMultCKKW () const

virtual void	maxMultCKKW (int mult)

virtual void	minMultCKKW (int mult)

virtual void	setVetoScales (tSubProPtr) const

void	persistentOutput (PersistentOStream &os) const

void	persistentInput (PersistentIStream &is, int version)

Public Member Functions inherited from ThePEG::HandlerBaseT< UseRandom >
double	rnd () const

double	rnd (double xu) const

double	rnd (double xl, double xu) const

bool	rndbool () const

bool	rndbool (double p) const

bool	rndbool (double p1, double p2) const

int	rndsign (double p1, double p2, double p3) const

int	rnd2 (double p0, double p1) const

int	rnd3 (double p0, double p1, double p2) const

int	rnd4 (double p0, double p1, double p2, double p3) const

long	irnd (long xu=2) const

long	irnd (long xl, long xu) const

const StandardModelBase &	SM () const

tSMPtr	standardModel () const

Public Member Functions inherited from ThePEG::Interfaced
virtual bool	defaultInit ()

PPtr	getParticle (PID) const

PDPtr	getParticleData (PID) const

bool	used () const

void	useMe () const

tEGPtr	generator () const

void	persistentOutput (PersistentOStream &os) const

void	persistentInput (PersistentIStream &is, int version)

PPtr	getParticle (PID) const

PDPtr	getParticleData (PID) const

bool	used () const

void	useMe () const

tEGPtr	generator () const

Public Member Functions inherited from ThePEG::InterfacedBase
string	fullName () const

string	name () const

string	path () const

string	comment () const

void	setup (istream &is)

void	update ()

void	init ()

virtual bool	preInitialize () const

void	initrun ()

void	finish ()

void	touch ()

void	reset ()

void	clear ()

InitState	state () const

bool	locked () const

bool	touched () const

virtual IBPtr	fullclone () const

void	persistentOutput (PersistentOStream &os) const

void	persistentInput (PersistentIStream &is, int version)

virtual void	debugme () const

void	update ()

void	init ()

virtual bool	preInitialize () const

void	initrun ()

void	finish ()

void	touch ()

void	reset ()

void	clear ()

InitState	state () const

bool	locked () const

bool	touched () const

virtual IBPtr	fullclone () const

Public Member Functions inherited from ThePEG::Base
void	debug () const

virtual void	debugme () const

Public Member Functions inherited from ThePEG::Pointer::ReferenceCounted
CounterType	referenceCount () const

Public Member Functions inherited from ThePEG::Named
	Named (const string &newName=string())

	Named (const Named &)=default

const string &	name () const

bool	operator== (const Named &other) const

bool	operator< (const Named &other) const

Public Member Functions inherited from ThePEG::LastXCombInfo< StandardXComb >
const XC &	lastXComb () const

const XC &	lastXComb () const

tXCPtr	lastXCombPtr () const

tXCPtr	lastXCombPtr () const

const XC &	lastHeadXComb () const

const XC &	lastHeadXComb () const

tXCPtr	lastHeadXCombPtr () const

tXCPtr	lastHeadXCombPtr () const

const EventHandler &	lastEventHandler () const

const EventHandler &	lastEventHandler () const

tPExtrPtr	lastExtractor () const

tPExtrPtr	lastExtractor () const

PDFT	pdf (tcPPtr parton) const

PDFT	pdf (tcPPtr parton) const

const Cuts &	lastCuts () const

const Cuts &	lastCuts () const

tCutsPtr	lastCutsPtr () const

tCutsPtr	lastCutsPtr () const

const PPair &	lastParticles () const

const PPair &	lastParticles () const

Energy2	lastS () const

Energy2	lastS () const

const PPair &	lastPartons () const

const PPair &	lastPartons () const

Energy2	lastSHat () const

Energy2	lastSHat () const

double	lastTau () const

double	lastTau () const

double	lastY () const

double	lastY () const

double	lastP1 () const

double	lastP1 () const

double	lastP2 () const

double	lastP2 () const

double	lastL1 () const

double	lastL1 () const

double	lastL2 () const

double	lastL2 () const

double	lastX1 () const

double	lastX1 () const

double	lastX2 () const

double	lastX2 () const

double	lastE1 () const

double	lastE1 () const

double	lastE2 () const

double	lastE2 () const

double	lastFL1L2 () const

double	lastFL1L2 () const

Energy2	lastScale () const

double	lastAlphaS () const

double	lastAlphaEM () const

const vector< Lorentz5Momentum > &	meMomenta () const

double	lastME2 () const

double	lastPreweight () const

double	jacobian () const

CrossSection	lastMECrossSection () const

double	lastMEPDFWeight () const

double	lastMECouplings () const

tSubProPtr	subProcess () const

const cPDVector &	mePartonData () const

Public Member Functions inherited from Herwig::LastMatchboxXCombInfo
	LastMatchboxXCombInfo ()
	Default constructor.

MatchboxXCombData *	lastMatchboxXComb () const
	Return a pointer to the last selected XComb.

MatchboxXCombData *	lastHeadMatchboxXComb () const
	If the last selected XComb object belongs to a group of XComb's return a pointer to the head XComb object for this group.

const vector< int > &	crossingMap () const
	The crossing information as filled by the last call to fillCrossingMap()

const map< size_t, size_t > &	amplitudeToColourMap () const
	The colour crossing information as filled by the last call to fillCrossingMap()

const map< size_t, size_t > &	colourToAmplitudeMap () const
	The colour crossing information as filled by the last call to fillCrossingMap()

double	crossingSign () const
	The crossing sign as filled by the last call to fillCrossingMap()

Energy2	lastRenormalizationScale () const
	The last renormalization scale.

const cPDVector &	amplitudePartonData () const
	The amplitude parton data.

const vector< Lorentz5Momentum > &	amplitudeMomenta () const
	The crossed momenta.

bool	calculateTreeAmplitudes () const
	True, if the the tree level amplitudes need to be calculated.

const map< vector< int >, CVector > &	lastAmplitudes () const
	The amplitude values which have been contributing to the last call of prepareAmplitudes.

const map< vector< int >, CVector > &	lastLargeNAmplitudes () const
	The leading N amplitude values which have been contributing to the last call of prepareAmplitudes.

bool	calculateOneLoopAmplitudes () const
	True, if the the one-loop amplitudes need to be calculated.

const map< vector< int >, CVector > &	lastOneLoopAmplitudes () const
	The one-loop amplitude values which have been contributing to the last call of prepareAmplitudes.

bool	calculateTreeME2 () const
	True, if the tree-level matrix element squared needs to be calculated.

double	lastTreeME2 () const
	The last tree-level matrix element squared.

bool	calculateLargeNME2 () const
	True, if the tree-level matrix element squared needs to be calculated.

double	lastLargeNME2 () const
	The last tree-level matrix element squared.

bool	calculateOneLoopInterference () const
	True, if the one-loop/tree-level interference.

double	lastOneLoopInterference () const
	The last one-loop/tree-level interference.

bool	calculateOneLoopPoles () const
	True, if the one-loop/tree-level interference.

pair< double, double >	lastOneLoopPoles () const
	The last one-loop/tree-level interference.

bool	calculateColourCorrelator (const pair< int, int > &ij) const
	True, if the indexed colour correlated matrix element needs to be calculated.

double	lastColourCorrelator (const pair< int, int > &ij) const
	The colour correlated matrix element.

bool	calculateLargeNColourCorrelator (const pair< int, int > &ij) const
	True, if the indexed large-N colour correlated matrix element needs to be calculated.

double	lastLargeNColourCorrelator (const pair< int, int > &ij) const
	The large-N colour correlated matrix element.

bool	calculateColourSpinCorrelator (const pair< int, int > &ij) const
	True, if the indexed colour/spin correlated matrix element needs to be calculated.

Complex	lastColourSpinCorrelator (const pair< int, int > &ij) const
	The colour/spin correlated matrix element.

bool	calculateSpinCorrelator (const pair< int, int > &ij) const
	True, if the indexed spin correlated matrix element needs to be calculated.

Complex	lastSpinCorrelator (const pair< int, int > &ij) const
	The spin correlated matrix element.

unsigned int	nLight () const
	Return the number of light flavours to be considered for this process.

vector< long >	nLightJetVec () const
	Return the vector that contains the PDG ids of the light flavours, which are contained in the jet particle group.

vector< long >	nHeavyJetVec () const
	Return the vector that contains the PDG ids of the heavy flavours, which are contained in the jet particle group.

vector< long >	nLightProtonVec () const
	Return the vector that contains the PDG ids of the light flavours, which are contained in the proton particle group.

size_t	colourBasisDim () const
	Get the dimensionality of the colour basis for this process.

int	nDimPhasespace () const
	Return the number of degrees of freedom required by the phase space generator.

int	nDimAmplitude () const
	Return the number of degrees of freedom required by the amplitude.

int	nDimInsertions () const
	Return the number of degrees of freedom required by the insertion operators.

const vector< double > &	amplitudeRandomNumbers () const
	Get the additional random numbers required by the amplitude.

const vector< double > &	insertionRandomNumbers () const
	Get the additional random numbers required by the insertion operator.

const map< int, double > &	diagramWeights () const
	Return the diagram weights indexed by diagram id.

const set< pair< size_t, size_t > > &	singularLimits () const
	Return the singular limits.

const set< pair< size_t, size_t > >::const_iterator &	lastSingularLimit () const
	Return the last matched singular limit.

Ptr< StandardModel >::tcptr	hwStandardModel () const
	Get the Herwig StandardModel object.

double	symmetryFactor () const
	Return the symmetry factor.

const vector< int > &	olpId () const
	Return the OLP process id.

double *	olpMomenta () const
	Return the olp momentum vector.

void	fillOLPMomenta (const vector< Lorentz5Momentum > &mm, const cPDVector &mePartonData, const map< long, Energy > &reshuffleMap) const
	Fill the olp momentum vector.

Subprocess and diagram information.
typedef pair< pair< cPDVector, int >, pair< int, int > >	RealEmissionKey
	Define the real emission key type.

typedef pair< cPDVector, pair< int, int > >	UnderlyingBornKey
	Define the underlying Born key type.

typedef pair< RealEmissionKey, map< int, int > >	RealEmissionInfo
	Define real emission key and index dictionary for partons not involved in the given dipole.

typedef pair< UnderlyingBornKey, map< int, int > >	UnderlyingBornInfo
	Define underlying Born key and index dictionary for partons not involved in the given dipole.

virtual bool	canHandleEmitter (const cPDVector &partons, int emitter) const =0
	Return true, if this dipole can possibly handle the indicated emitter.

virtual bool	canHandleSplitting (const cPDVector &partons, int emitter, int emission) const =0
	Return true, if this dipole can possibly handle the indicated splitting.

virtual bool	canHandleSpectator (const cPDVector &partons, int spectator) const =0
	Return true, if this dipole can possibly handle the indicated spectator.

virtual bool	canHandle (const cPDVector &partons, int emitter, int emission, int spectator) const =0
	Return true, if this dipole applies to the selected configuration.

virtual bool	isSymmetric () const
	Return true, if this dipole is symmetric with respect to emitter and emission.

virtual bool	apply () const
	If this is a dependent matrix element in a ME group, return true, if it applies to the process set in lastXComb()

void	clearBookkeeping ()
	Clear the bookkeeping.

void	setupBookkeeping (const map< Ptr< DiagramBase >::ptr, MergeInfo > &mergeInfo, bool slim)
	Setup bookkeeping maps.

void	subtractionBookkeeping ()
	Get bookkeeping information for the given real emission diagram.

void	splittingBookkeeping ()
	Determine bookkeeping information for the underlying Born process supplied through the lastHeadXComb() object.

virtual StdXCombPtr	makeXComb (Energy newMaxEnergy, const cPDPair &inc, tEHPtr newEventHandler, tSubHdlPtr newSubProcessHandler, tPExtrPtr newExtractor, tCascHdlPtr newCKKW, const PBPair &newPartonBins, tCutsPtr newCuts, const DiagramVector &newDiagrams, bool mir, const PartonPairVec &allPBins, tStdXCombPtr newHead=tStdXCombPtr(), tMEPtr newME=tMEPtr())
	For the given event generation setup return a xcomb object appropriate to this matrix element.

virtual StdXCombPtr	makeXComb (tStdXCombPtr newHead, const PBPair &newPartonBins, const DiagramVector &newDiagrams, tMEPtr newME=tMEPtr())
	For the given event generation setup return a dependent xcomb object appropriate to this matrix element.

StdXCombPtr	makeBornXComb (tStdXCombPtr realXC)
	Create a dependent xcomb object for the underlying Born process, given a XComb driving the real emission.

vector< StdXCombPtr >	makeRealXCombs (tStdXCombPtr bornXC)
	Create dependent xcomb objects for the real emission process, given a XComb driving the underlying Born.

bool	empty () const
	Return true, if bookkeeping did not find a non-trivial setup.

int	realEmitter () const
	Return the emitter as referred to by the real emission matrix element.

void	realEmitter (int id)
	Set the emitter as referred to by the real emission matrix element.

int	realEmission () const
	Return the emission as referred to by the real emission matrix element.

void	realEmission (int id)
	Set the emission as referred to by the real emission matrix element.

int	realSpectator () const
	Return the spectator as referred to by the real emission matrix element.

void	realSpectator (int id)
	Set the spectator as referred to by the real emission matrix element.

int	bornEmitter () const
	Return the emitter as referred to by the underlying Born process.

void	bornEmitter (int id)
	Set the emitter as referred to by the underlying Born process.

int	bornSpectator () const
	Return the spectator as referred to by the underlying Born process.

void	bornSpectator (int id)
	Set the spectator as referred to by the underlying Born process.

const map< RealEmissionKey, UnderlyingBornInfo > &	mergingMap () const
	Return the merging map.

const multimap< UnderlyingBornKey, RealEmissionInfo > &	splittingMap () const
	Return the splitting map.

const DiagramVector &	underlyingBornDiagrams (const cPDVector &real) const
	Return the underlying Born diagrams to be considered for the given real emission process.

tcDiagPtr	underlyingBornDiagram (tcDiagPtr realDiag) const
	Find the underlying Born diagram for the given real emission diagram.

const DiagramVector &	realEmissionDiagrams (const cPDVector &born) const
	Return the real emission diagrams to be considered for the given Born process.

tcDiagPtr	realEmissionDiagram (tcDiagPtr bornDiag) const
	Find the real emission diagram for the given underlying Born diagram.

virtual void	getDiagrams () const
	Add all possible diagrams with the add() function.

virtual bool	noMirror () const
	Return true, if this matrix element does not want to make use of mirroring processes; in this case all possible partonic subprocesses with a fixed assignment of incoming particles need to be provided through the diagrams added with the add(...) method.

virtual Selector< DiagramIndex >	diagrams (const DiagramVector &dv) const
	With the information previously supplied with the setKinematics(...) method, a derived class may optionally override this method to weight the given diagrams with their (although certainly not physical) relative probabilities.

virtual Selector< const ColourLines * >	colourGeometries (tcDiagPtr diag) const
	Return a Selector with possible colour geometries for the selected diagram weighted by their relative probabilities.

virtual const ColourLines &	selectColourGeometry (tcDiagPtr diag) const
	Select a ColpurLines geometry.

virtual unsigned int	orderInAlphaS () const
	Return the order in \(\alpha_S\) in which this matrix element is given.

virtual unsigned int	orderInAlphaEW () const
	Return the order in \(\alpha_{EM}\) in which this matrix element is given.

static RealEmissionKey	realEmissionKey (const cPDVector &proc, int em, int emm, int sp)
	Create a real emission key.

static const cPDVector &	process (const RealEmissionKey &key)
	Return the diagram of a real emission key.

static int	emission (const RealEmissionKey &key)
	Return the emission id of a real emission key.

static int	emitter (const RealEmissionKey &key)
	Return the emitter id of a real emission key.

static int	spectator (const RealEmissionKey &key)
	Return the spectator id of a real emission key.

static UnderlyingBornKey	underlyingBornKey (const cPDVector &proc, int em, int sp)
	Create a underlying Born key.

static const cPDVector &	process (const UnderlyingBornKey &key)
	Return the diagram of a underlying Born key.

static int	emitter (const UnderlyingBornKey &key)
	Return the emitter id of a underlying Born key.

static int	spectator (const UnderlyingBornKey &key)
	Return the spectator id of a underlying Born key.

Standard Interfaced functions.
bool	theSplitting
	Wether or not this dipole acts in splitting mode.

bool	theApply
	True, if should apply to process in the xcomb.

bool	theSubtractionTest
	True, if the subtraction is being tested.

bool	theIgnoreCuts
	True if cuts should be ignored.

Ptr< MatchboxMEBase >::ptr	theRealEmissionME
	The real emission matrix element to be considered.

Ptr< MatchboxMEBase >::ptr	theUnderlyingBornME
	The underlying Born matrix element.

vector< Ptr< SubtractionDipole >::tptr >	thePartners
	The dipoles which have been found along with this dipole.

Ptr< TildeKinematics >::ptr	theTildeKinematics
	The TildeKinematics to be used.

Ptr< InvertedTildeKinematics >::ptr	theInvertedTildeKinematics
	The InvertedTildeKinematics to be used.

vector< Ptr< MatchboxReweightBase >::ptr >	theReweights
	A vector of reweight objects the sum of which should be applied to reweight this dipole.

int	theRealEmitter
	The emitter as referred to by the real emission matrix element.

int	theRealEmission
	The emission as referred to by the real emission matrix element.

int	theRealSpectator
	The spectator as referred to by the real emission matrix element.

vector< double >	theSubtractionParameters
	The subtraction parameters.

map< RealEmissionKey, UnderlyingBornInfo >	theMergingMap
	Map real emission diagrams to underlying Born diagrams and tilde emitter/spectator.

multimap< UnderlyingBornKey, RealEmissionInfo >	theSplittingMap
	Map underlying Born diagrams and tilde emitter/spectator to real emission diagram containing the splitting.

map< cPDVector, pair< int, int > >	theIndexMap
	Map underlying Born diagrams to emitter/spectator pairs.

map< cPDVector, DiagramVector >	theUnderlyingBornDiagrams
	Map real emission processes to Born diagrams.

map< cPDVector, DiagramVector >	theRealEmissionDiagrams
	Map Born processes to real emission diagrams.

map< tcDiagPtr, tcDiagPtr >	theBornToRealDiagrams
	Map underlying Born diagrams to real emission diagrams.

map< tcDiagPtr, tcDiagPtr >	theRealToBornDiagrams
	Map real emission diagrams to underlying Born diagrams.

RealEmissionKey	lastRealEmissionKey
	The last real emission key encountered.

UnderlyingBornKey	lastUnderlyingBornKey
	The last underlying Born key encountered.

multimap< UnderlyingBornKey, RealEmissionInfo >::const_iterator	lastRealEmissionInfo
	The last real emission info encountered.

int	theBornEmitter
	The emitter as referred to by the underlying Born matrix element.

int	theBornSpectator
	The spectator as referred to by the underlying Born matrix element.

Energy	theLastSubtractionScale
	The last scale as generated from the tilde mapping.

Energy	theLastSplittingScale
	The last scale as generated from the splitting mapping.

Energy	theLastSubtractionPt
	The last pt as generated from the tilde mapping.

Energy	theLastSplittingPt
	The last pt as generated from the splitting mapping.

double	theLastSubtractionZ
	The last z as generated from the tilde mapping.

double	theLastSplittingZ
	The last z as generated from the splitting mapping.

Ptr< ShowerApproximation >::ptr	theShowerApproximation
	The shower approximation.

bool	theRealShowerSubtraction
	True, if the shower real emission contribution should be subtracted.

bool	theVirtualShowerSubtraction
	True, if the shower virtual contribution should be subtracted.

bool	theLoopSimSubtraction
	True, if the loopsim matched virtual contribution should be subtracted.

bool	theRealEmissionScales
	True, if scales should be calculated from real emission kinematics.

Energy	theShowerHardScale
	Return the shower hard scale encountered.

Energy	theShowerScale
	The shower evolution scale encountered.

vector< double >	theShowerParameters
	The shower splitting variables encountered.

bool	theIsInShowerPhasespace
	True, if this configuration is in the shower phase space.

bool	theIsAboveCutoff
	True, if this configuration is above the shower infrared cutoff.

virtual void	doinit ()
	Initialize this object after the setup phase before saving an EventGenerator to disk.

virtual void	doinitrun ()
	Initialize this object.

SubtractionDipole &	operator= (const SubtractionDipole &)=delete
	The assignment operator is private and must never be called.

Functions used by the persistent I/O system.
void	persistentOutput (PersistentOStream &os) const
	Function used to write out object persistently.

void	persistentInput (PersistentIStream &is, int version)
	Function used to read in object persistently.

static void	Init ()
	The standard Init function used to initialize the interfaces.

Additional Inherited Members
Public Types inherited from ThePEG::MEBase
typedef vector< DiagPtr >	DiagramVector

typedef DiagramVector::size_type	DiagramIndex

typedef vector< ReweightPtr >	ReweightVector

Public Types inherited from ThePEG::InterfacedBase
enum	InitState

Public Types inherited from ThePEG::Pointer::ReferenceCounted
typedef unsigned int	CounterType

Public Types inherited from ThePEG::LastXCombInfo< StandardXComb >
typedef ThePEG::Ptr< XC >::pointer	XCPtr

typedef ThePEG::Ptr< XC >::const_pointer	cXCPtr

typedef ThePEG::Ptr< XC >::transient_pointer	tXCPtr

typedef ThePEG::Ptr< XC >::transient_const_pointer	tcXCPtr

Static Public Member Functions inherited from ThePEG::MEBase
static void	Init ()

Static Public Member Functions inherited from ThePEG::HandlerBase
static void	Init ()

Static Public Member Functions inherited from ThePEG::Interfaced
static void	Init ()

Static Public Member Functions inherited from ThePEG::InterfacedBase
static void	Init ()

Static Public Member Functions inherited from ThePEG::Base
static void	Init ()

Public Attributes inherited from ThePEG::InterfacedBase
	initializing

	uninitialized

	initialized

	runready

Public Attributes inherited from ThePEG::Pointer::ReferenceCounted
const unsigned long	uniqueId

Protected Member Functions inherited from ThePEG::MEBase
virtual void	doinit ()

virtual void	doinitrun ()

void	add (DiagPtr dp) const

vector< Lorentz5Momentum > &	meMomenta ()

void	lastME2 (double v) const

void	lastPreweight (double w) const

void	lastMECrossSection (CrossSection v) const

void	lastMEPDFWeight (double v) const

void	lastMECouplings (double v) const

void	jacobian (double j)

void	use (tcMEPtr other)

void	useDiagrams (tcMEPtr other) const

Protected Member Functions inherited from ThePEG::Interfaced
void	reporeg (IBPtr object, string name) const

bool	setDefaultReference (PtrT &ptr, string classname, string objectname)

	Interfaced (const string &newName)

	Interfaced (const Interfaced &i)

void	setGenerator (tEGPtr generator)

Protected Member Functions inherited from ThePEG::InterfacedBase
virtual void	readSetup (istream &is)

virtual void	doupdate ()

virtual void	doinit ()

virtual void	doinitrun ()

virtual void	dofinish ()

virtual IVector	getReferences ()

virtual void	rebind (const TranslationMap &)

virtual IBPtr	clone () const=0

	InterfacedBase (string newName)

	InterfacedBase (const InterfacedBase &i)

virtual void	readSetup (istream &is)

virtual void	doupdate ()

virtual void	doinit ()

virtual void	doinitrun ()

virtual void	dofinish ()

virtual IVector	getReferences ()

virtual void	rebind (const TranslationMap &)

Protected Member Functions inherited from ThePEG::Pointer::ReferenceCounted
	ReferenceCounted (const ReferenceCounted &)

ReferenceCounted &	operator= (const ReferenceCounted &)

Protected Member Functions inherited from ThePEG::Named
const Named &	operator= (const Named &other)

const string &	name (const string &newName)

Protected Member Functions inherited from Herwig::LastMatchboxXCombInfo
vector< int > &	crossingMap ()
	The crossing information as filled by the last call to fillCrossingMap()

map< size_t, size_t > &	amplitudeToColourMap ()
	The colour crossing information as filled by the last call to fillCrossingMap()

map< size_t, size_t > &	colourToAmplitudeMap ()
	The colour crossing information as filled by the last call to fillCrossingMap()

void	crossingSign (double c)
	The crossing sign as filled by the last call to fillCrossingMap()

void	lastRenormalizationScale (Energy2 lrs)
	The last renormalization scale.

cPDVector &	amplitudePartonData ()
	The amplitude parton data.

vector< Lorentz5Momentum > &	amplitudeMomenta ()
	The crossed momenta.

void	haveTreeAmplitudes (bool f=true)
	True, if the the tree level amplitudes need to be calculated.

map< vector< int >, CVector > &	lastAmplitudes ()
	The amplitude values which have been contributing to the last call of prepareAmplitudes.

map< vector< int >, CVector > &	lastLargeNAmplitudes ()
	The leading N amplitude values which have been contributing to the last call of prepareAmplitudes.

void	haveOneLoopAmplitudes (bool f=true)
	True, if the the one-loop amplitudes need to be calculated.

map< vector< int >, CVector > &	lastOneLoopAmplitudes ()
	The one-loop amplitude values which have been contributing to the last call of prepareAmplitudes.

void	lastTreeME2 (double v) const
	The last tree-level matrix element squared.

void	lastLargeNME2 (double v) const
	The last tree-level matrix element squared.

void	lastOneLoopInterference (double v) const
	The last one-loop/tree-level interference.

void	lastOneLoopPoles (pair< double, double > v) const
	The last one-loop/tree-level interference.

void	lastColourCorrelator (const pair< int, int > &ij, double v) const
	The colour correlated matrix element.

void	lastLargeNColourCorrelator (const pair< int, int > &ij, double v) const
	The large-N colour correlated matrix element.

void	lastColourSpinCorrelator (const pair< int, int > &ij, Complex v) const
	The colour/spin correlated matrix element.

void	lastSpinCorrelator (const pair< int, int > &ij, Complex v) const
	The spin correlated matrix element.

void	nLight (unsigned int n)
	Set the number of light flavours to be considered for this process.

void	nLightJetVec (int n)
	Set the elements of the vector that contains the PDG ids of the light flavours, which are contained in the jet particle group.

void	nHeavyJetVec (int n)
	Set the elements of the vector that contains the PDG ids of the heavy flavours, which are contained in the jet particle group.

void	nLightProtonVec (int n)
	Set the elements of the vector that contains the PDG ids of the light flavours, which are contained in the proton particle group.

void	colourBasisDim (size_t d)
	Set the dimensionality of the colour basis for this process.

void	nDimPhasespace (int d)
	Set the number of degrees of freedom required by the phase space generator.

void	nDimAmplitude (int d)
	Set the number of degrees of freedom required by the amplitude.

void	nDimInsertions (int d)
	Set the number of degrees of freedom required by the insertion operators.

vector< double > &	amplitudeRandomNumbers ()
	Access the additional random numbers required by the amplitude.

vector< double > &	insertionRandomNumbers ()
	Access the additional random numbers required by the insertion operator.

map< int, double > &	diagramWeights ()
	Access the diagram weights indexed by diagram id.

set< pair< size_t, size_t > > &	singularLimits ()
	Access the singular limits.

set< pair< size_t, size_t > >::const_iterator &	lastSingularLimit ()
	Access the last matched singular limit.

void	hwStandardModel (Ptr< StandardModel >::tcptr sm)
	Set the Herwig StandardModel object.

void	symmetryFactor (double f) const
	Set the symmetry factor.

void	olpId (int pType, int id)
	Set the OLP process id.

void	lastMatchboxXComb (tStdXCombPtr xc)
	Set the XComb pointer cast to MatchboxXComb.

Static Protected Member Functions inherited from ThePEG::Interfaced
static void	registerRepository (IBPtr)

static void	registerRepository (IBPtr, string newName)

Protected Attributes inherited from ThePEG::LastXCombInfo< StandardXComb >
XCPtr	theLastXComb

Protected Attributes inherited from Herwig::LastMatchboxXCombInfo
MatchboxXCombData *	theLastMatchboxXComb
	The XComb pointer cast to MatchboxXComb.

MatchboxXCombData *	theLastHeadMatchboxXComb
	The head XComb pointer cast to MatchboxXComb.

Detailed Description

SubtractionDipole represents a dipole subtraction term in the formalism of Catani and Seymour.

Author: Simon Platzer

Definition at line 37 of file SubtractionDipole.h.

Member Typedef Documentation

◆ RealEmissionInfo

typedef pair<RealEmissionKey,map<int,int> > Herwig::SubtractionDipole::RealEmissionInfo

Define real emission key and index dictionary for partons not involved in the given dipole.

Definition at line 326 of file SubtractionDipole.h.

◆ RealEmissionKey

typedef pair<pair<cPDVector,int>,pair<int,int> > Herwig::SubtractionDipole::RealEmissionKey

Define the real emission key type.

Definition at line 250 of file SubtractionDipole.h.

◆ UnderlyingBornInfo

typedef pair<UnderlyingBornKey,map<int,int> > Herwig::SubtractionDipole::UnderlyingBornInfo

Define underlying Born key and index dictionary for partons not involved in the given dipole.

Definition at line 332 of file SubtractionDipole.h.

◆ UnderlyingBornKey

typedef pair<cPDVector,pair<int,int> > Herwig::SubtractionDipole::UnderlyingBornKey

Define the underlying Born key type.

Definition at line 291 of file SubtractionDipole.h.

Member Function Documentation

◆ addReweight()

void Herwig::SubtractionDipole::addReweight ( Ptr< MatchboxReweightBase >::ptr rw )

inline

Insert a reweight object.

Definition at line 909 of file SubtractionDipole.h.

References theReweights.

◆ alphaEM()

virtual double Herwig::SubtractionDipole::alphaEM ( ) const

inlinevirtual

Return the value of \(\alpha_EM\) associated with the phase space point provided by the last call to setKinematics().

This versions returns SM().alphaEM(scale()).

Reimplemented from ThePEG::MEBase.

Definition at line 668 of file SubtractionDipole.h.

References realEmissionME(), realEmissionScales(), and underlyingBornME().

◆ alphaS()

virtual double Herwig::SubtractionDipole::alphaS ( ) const

inlinevirtual

Return the value of \(\alpha_S\) associated with the phase space point provided by the last call to setKinematics().

This versions returns SM().alphaS(scale()).

Reimplemented from ThePEG::MEBase.

Definition at line 657 of file SubtractionDipole.h.

References realEmissionME(), realEmissionScales(), and underlyingBornME().

◆ apply()

virtual bool Herwig::SubtractionDipole::apply ( ) const

inlinevirtual

If this is a dependent matrix element in a ME group, return true, if it applies to the process set in lastXComb()

Reimplemented from ThePEG::MEBase.

Definition at line 123 of file SubtractionDipole.h.

References theApply.

◆ bornEmitter() [1/2]

int Herwig::SubtractionDipole::bornEmitter ( ) const

inline

Return the emitter as referred to by the underlying Born process.

Definition at line 227 of file SubtractionDipole.h.

References theBornEmitter.

◆ bornEmitter() [2/2]

void Herwig::SubtractionDipole::bornEmitter ( int id )

inline

Set the emitter as referred to by the underlying Born process.

Definition at line 233 of file SubtractionDipole.h.

References theBornEmitter.

◆ bornSpectator() [1/2]

int Herwig::SubtractionDipole::bornSpectator ( ) const

inline

Return the spectator as referred to by the underlying Born process.

Definition at line 239 of file SubtractionDipole.h.

References theBornSpectator.

◆ bornSpectator() [2/2]

void Herwig::SubtractionDipole::bornSpectator ( int id )

inline

Set the spectator as referred to by the underlying Born process.

Definition at line 245 of file SubtractionDipole.h.

References theBornSpectator.

◆ canHandle()

virtual bool Herwig::SubtractionDipole::canHandle	(	const cPDVector &	partons,
		int	emitter,
		int	emission,
		int	spectator
	)		const

pure virtual

Return true, if this dipole applies to the selected configuration.

Implemented in Herwig::FFggxDipole, Herwig::FFMggxDipole, Herwig::FFMqgxDipole, Herwig::FFMqqxDipole, Herwig::FFMsqgxDipole, Herwig::FFqgxDipole, Herwig::FFqqxDipole, Herwig::FIggxDipole, Herwig::FIMqgxDipole, Herwig::FIMqqxDipole, Herwig::FIMsqgxDipole, Herwig::FIqgxDipole, Herwig::FIqqxDipole, Herwig::IFggxDipole, Herwig::IFgqxDipole, Herwig::IFMggxDipole, Herwig::IFMgqxDipole, Herwig::IFMqgxDipole, Herwig::IFMqqxDipole, Herwig::IFqgxDipole, Herwig::IFqqxDipole, Herwig::IIggxDipole, Herwig::IIgqxDipole, Herwig::IIqgxDipole, and Herwig::IIqqxDipole.

◆ canHandleEmitter()

virtual bool Herwig::SubtractionDipole::canHandleEmitter	(	const cPDVector &	partons,
		int	emitter
	)		const

pure virtual

Return true, if this dipole can possibly handle the indicated emitter.

Implemented in Herwig::FFggxDipole, Herwig::FFMggxDipole, Herwig::FFMqgxDipole, Herwig::FFMqqxDipole, Herwig::FFMsqgxDipole, Herwig::FFqgxDipole, Herwig::FFqqxDipole, Herwig::FIggxDipole, Herwig::FIMqgxDipole, Herwig::FIMqqxDipole, Herwig::FIMsqgxDipole, Herwig::FIqgxDipole, Herwig::FIqqxDipole, Herwig::IFggxDipole, Herwig::IFgqxDipole, Herwig::IFMggxDipole, Herwig::IFMgqxDipole, Herwig::IFMqgxDipole, Herwig::IFMqqxDipole, Herwig::IFqgxDipole, Herwig::IFqqxDipole, Herwig::IIggxDipole, Herwig::IIgqxDipole, Herwig::IIqgxDipole, and Herwig::IIqqxDipole.

◆ canHandleSpectator()

virtual bool Herwig::SubtractionDipole::canHandleSpectator	(	const cPDVector &	partons,
		int	spectator
	)		const

pure virtual

Return true, if this dipole can possibly handle the indicated spectator.

Implemented in Herwig::FFggxDipole, Herwig::FFMggxDipole, Herwig::FFMqgxDipole, Herwig::FFMqqxDipole, Herwig::FFMsqgxDipole, Herwig::FFqgxDipole, Herwig::FFqqxDipole, Herwig::FIggxDipole, Herwig::FIMqgxDipole, Herwig::FIMqqxDipole, Herwig::FIMsqgxDipole, Herwig::FIqgxDipole, Herwig::FIqqxDipole, Herwig::IFggxDipole, Herwig::IFgqxDipole, Herwig::IFMggxDipole, Herwig::IFMgqxDipole, Herwig::IFMqgxDipole, Herwig::IFMqqxDipole, Herwig::IFqgxDipole, Herwig::IFqqxDipole, Herwig::IIggxDipole, Herwig::IIgqxDipole, Herwig::IIqgxDipole, and Herwig::IIqqxDipole.

◆ canHandleSplitting()

virtual bool Herwig::SubtractionDipole::canHandleSplitting	(	const cPDVector &	partons,
		int	emitter,
		int	emission
	)		const

pure virtual

Return true, if this dipole can possibly handle the indicated splitting.

Implemented in Herwig::FFggxDipole, Herwig::FFMggxDipole, Herwig::FFMqgxDipole, Herwig::FFMqqxDipole, Herwig::FFMsqgxDipole, Herwig::FFqgxDipole, Herwig::FFqqxDipole, Herwig::FIggxDipole, Herwig::FIMqgxDipole, Herwig::FIMqqxDipole, Herwig::FIMsqgxDipole, Herwig::FIqgxDipole, Herwig::FIqqxDipole, Herwig::IFggxDipole, Herwig::IFgqxDipole, Herwig::IFMggxDipole, Herwig::IFMgqxDipole, Herwig::IFMqgxDipole, Herwig::IFMqqxDipole, Herwig::IFqgxDipole, Herwig::IFqqxDipole, Herwig::IIggxDipole, Herwig::IIgqxDipole, Herwig::IIqgxDipole, and Herwig::IIqqxDipole.

◆ clearKinematics()

virtual void Herwig::SubtractionDipole::clearKinematics ( )

virtual

Clear the information previously provided by a call to setKinematics(...).

Reimplemented from ThePEG::MEBase.

◆ cloneMe()

Ptr< SubtractionDipole >::ptr Herwig::SubtractionDipole::cloneMe ( ) const

inline

Clone this dipole.

Definition at line 929 of file SubtractionDipole.h.

References ThePEG::InterfacedBase::clone().

◆ colourGeometries()

virtual Selector< const ColourLines * > Herwig::SubtractionDipole::colourGeometries ( tcDiagPtr diag ) const

virtual

Return a Selector with possible colour geometries for the selected diagram weighted by their relative probabilities.

Implements ThePEG::MEBase.

◆ constructVertex() [1/2]

virtual void Herwig::SubtractionDipole::constructVertex ( tSubProPtr sub )

virtual

construct the spin information for the interaction

Reimplemented from ThePEG::MEBase.

◆ constructVertex() [2/2]

virtual void Herwig::SubtractionDipole::constructVertex	(	tSubProPtr	sub,
		const ColourLines *	cl
	)

virtual

construct the spin information for the interaction

Reimplemented from ThePEG::MEBase.

◆ diagrams()

virtual Selector< DiagramIndex > Herwig::SubtractionDipole::diagrams ( const DiagramVector & dv ) const

virtual

With the information previously supplied with the setKinematics(...) method, a derived class may optionally override this method to weight the given diagrams with their (although certainly not physical) relative probabilities.

Reimplemented from ThePEG::MEBase.

◆ doIgnoreCuts()

void Herwig::SubtractionDipole::doIgnoreCuts ( bool is = true )

inline

Indicate that cuts should be ignored.

Definition at line 472 of file SubtractionDipole.h.

References theIgnoreCuts.

◆ doinit()

virtual void Herwig::SubtractionDipole::doinit ( )

protectedvirtual

Initialize this object after the setup phase before saving an EventGenerator to disk.

Exceptions

InitException if object could not be initialized properly.

Reimplemented from ThePEG::MEBase.

◆ doinitrun()

virtual void Herwig::SubtractionDipole::doinitrun ( )

protectedvirtual

Initialize this object.

Called in the run phase just before a run begins.

Reimplemented from ThePEG::MEBase.

◆ doLoopSimSubtraction()

void Herwig::SubtractionDipole::doLoopSimSubtraction ( )

inline

Indicate that the loopsim matched virtual contribution should be subtracted.

Definition at line 833 of file SubtractionDipole.h.

References theLoopSimSubtraction.

◆ doRealEmissionScales()

void Herwig::SubtractionDipole::doRealEmissionScales ( bool on = true )

inline

Switch on or off that scales should be calculated from real emission kinematics.

Definition at line 640 of file SubtractionDipole.h.

References theRealEmissionScales.

◆ doRealShowerSubtraction()

void Herwig::SubtractionDipole::doRealShowerSubtraction ( )

inline

Indicate that the shower real emission contribution should be subtracted.

Definition at line 813 of file SubtractionDipole.h.

References theRealShowerSubtraction.

◆ doSplitting()

void Herwig::SubtractionDipole::doSplitting ( )

inline

Switch on splitting mode for this dipole.

Definition at line 560 of file SubtractionDipole.h.

References theSplitting.

◆ doSubtraction()

void Herwig::SubtractionDipole::doSubtraction ( )

inline

Switch off splitting mode for this dipole.

Definition at line 565 of file SubtractionDipole.h.

References theSplitting.

◆ doTestSubtraction()

void Herwig::SubtractionDipole::doTestSubtraction ( )

inline

Indicate that the subtraction is being tested.

Definition at line 855 of file SubtractionDipole.h.

References theSubtractionTest.

◆ doVirtualShowerSubtraction()

void Herwig::SubtractionDipole::doVirtualShowerSubtraction ( )

inline

Indicate that the shower virtual contribution should be subtracted.

Definition at line 823 of file SubtractionDipole.h.

References theVirtualShowerSubtraction.

◆ dSigHatDR()

virtual CrossSection Herwig::SubtractionDipole::dSigHatDR ( ) const

inlinevirtual

Return the matrix element squared differential in the variables given by the last call to generateKinematics().

Implements ThePEG::MEBase.

Definition at line 767 of file SubtractionDipole.h.

References dSigHatDR(), and ThePEG::ZERO.

Referenced by dSigHatDR().

◆ emission()

static int Herwig::SubtractionDipole::emission ( const RealEmissionKey & key )

inlinestatic

Return the emission id of a real emission key.

Definition at line 270 of file SubtractionDipole.h.

◆ emitter() [1/2]

static int Herwig::SubtractionDipole::emitter ( const RealEmissionKey & key )

inlinestatic

Return the emitter id of a real emission key.

Definition at line 277 of file SubtractionDipole.h.

◆ emitter() [2/2]

static int Herwig::SubtractionDipole::emitter ( const UnderlyingBornKey & key )

inlinestatic

Return the emitter id of a underlying Born key.

Definition at line 311 of file SubtractionDipole.h.

◆ empty()

bool Herwig::SubtractionDipole::empty ( ) const

inline

Return true, if bookkeeping did not find a non-trivial setup.

Definition at line 185 of file SubtractionDipole.h.

References theMergingMap, and theSplittingMap.

◆ flushCaches()

virtual void Herwig::SubtractionDipole::flushCaches ( )

virtual

Inform this matrix element that a new phase space point is about to be generated, so all caches should be flushed.

Reimplemented from ThePEG::MEBase.

◆ generateKinematics()

virtual bool Herwig::SubtractionDipole::generateKinematics ( const double * r )

virtual

Generate internal degrees of freedom given nDim() uniform random numbers in the interval ]0,1[.

To help the phase space generator, the 'dSigHatDR' should be a smooth function of these numbers, although this is not strictly necessary. The return value should be true of the generation succeeded. If so the generated momenta should be stored in the meMomenta() vector.

Implements ThePEG::MEBase.

◆ generateRadiationKinematics()

virtual bool Herwig::SubtractionDipole::generateRadiationKinematics ( const double * )

virtual

Generate the real emission kinematics off the Born kinematics accessible through the XComb's head object and store it in meMomenta(); store the single particle phasespace in units of lastHeadXComb()->lastSHat() in jacobian().

This default implemenation uses the invertedTildeKinematics() object

◆ generateSubCollision()

virtual void Herwig::SubtractionDipole::generateSubCollision ( SubProcess & sub )

virtual

Comlete a SubProcess object using the internal degrees of freedom generated in the last generateKinematics() (and possible other degrees of freedom which was intergated over in dSigHatDR().

This default version does nothing. Will be made purely virtual in the future.

Reimplemented from ThePEG::MEBase.

◆ generateTildeKinematics()

virtual bool Herwig::SubtractionDipole::generateTildeKinematics ( )

virtual

Generate the tilde kinematics from real emission kinematics accessible through the XComb's head object and store it in meMomenta().

This default implemenation uses the tildeKinematics() object.

◆ getDiagrams()

virtual void Herwig::SubtractionDipole::getDiagrams ( ) const

virtual

Add all possible diagrams with the add() function.

Implements ThePEG::MEBase.

◆ havePDFWeight1()

virtual bool Herwig::SubtractionDipole::havePDFWeight1 ( ) const

inlinevirtual

Return true, if this matrix element provides the PDF weight for the first incoming parton itself.

Reimplemented from ThePEG::MEBase.

Definition at line 678 of file SubtractionDipole.h.

References realEmissionME().

◆ havePDFWeight2()

virtual bool Herwig::SubtractionDipole::havePDFWeight2 ( ) const

inlinevirtual

Return true, if this matrix element provides the PDF weight for the second incoming parton itself.

Reimplemented from ThePEG::MEBase.

Definition at line 684 of file SubtractionDipole.h.

References realEmissionME().

◆ ignoreCuts()

virtual bool Herwig::SubtractionDipole::ignoreCuts ( ) const

inlinevirtual

If this is a dependent matrix element in a ME group, return true, if cuts should be ignored.

Reimplemented from ThePEG::MEBase.

Definition at line 467 of file SubtractionDipole.h.

References theIgnoreCuts.

◆ Init()

static void Herwig::SubtractionDipole::Init ( )

static

The standard Init function used to initialize the interfaces.

Called exactly once for each class by the class description system before the main function starts or when this class is dynamically loaded.

◆ invertedTildeKinematics()

Ptr< InvertedTildeKinematics >::tcptr Herwig::SubtractionDipole::invertedTildeKinematics ( ) const

inline

Return the InvertedTildeKinematics object used.

Definition at line 500 of file SubtractionDipole.h.

References theInvertedTildeKinematics.

◆ isAboveCutoff() [1/2]

bool Herwig::SubtractionDipole::isAboveCutoff ( ) const

inline

Return true, if this configuration is above the shower infrared cutoff.

Definition at line 620 of file SubtractionDipole.h.

References theIsAboveCutoff.

◆ isAboveCutoff() [2/2]

void Herwig::SubtractionDipole::isAboveCutoff ( bool yes )

inline

Indicate whether this configuration is above the shower infrared cutoff.

Definition at line 625 of file SubtractionDipole.h.

References theIsAboveCutoff.

◆ isInShowerPhasespace() [1/2]

bool Herwig::SubtractionDipole::isInShowerPhasespace ( ) const

inline

Return true, if this configuration is in the shower phase space.

Definition at line 610 of file SubtractionDipole.h.

References theIsInShowerPhasespace.

◆ isInShowerPhasespace() [2/2]

void Herwig::SubtractionDipole::isInShowerPhasespace ( bool yes )

inline

Indicate whether this configuration is in the shower phase space.

Definition at line 615 of file SubtractionDipole.h.

References theIsInShowerPhasespace.

◆ isSymmetric()

virtual bool Herwig::SubtractionDipole::isSymmetric ( ) const

inlinevirtual

Return true, if this dipole is symmetric with respect to emitter and emission.

Reimplemented in Herwig::FFggxDipole, Herwig::FFMggxDipole, Herwig::FFMqqxDipole, Herwig::FFqqxDipole, Herwig::FIggxDipole, Herwig::FIMqqxDipole, and Herwig::FIqqxDipole.

Definition at line 117 of file SubtractionDipole.h.

◆ lastDipoleScale()

Energy Herwig::SubtractionDipole::lastDipoleScale ( ) const

inline

Return the relevant dipole scale.

Definition at line 534 of file SubtractionDipole.h.

References splitting(), theLastSplittingScale, and theLastSubtractionScale.

◆ lastPt()

Energy Herwig::SubtractionDipole::lastPt ( ) const

inline

Return the relevant pt.

Definition at line 541 of file SubtractionDipole.h.

References splitting(), theLastSplittingPt, and theLastSubtractionPt.

◆ lastZ()

double Herwig::SubtractionDipole::lastZ ( ) const

inline

Return the relevant momentum fractions.

Definition at line 548 of file SubtractionDipole.h.

References splitting(), theLastSplittingZ, and theLastSubtractionZ.

◆ loopSimSubtraction()

bool Herwig::SubtractionDipole::loopSimSubtraction ( ) const

inline

Return true, if the loopsim matched virtual contribution should be subtracted.

Definition at line 838 of file SubtractionDipole.h.

References theLoopSimSubtraction.

◆ makeXComb() [1/2]

virtual StdXCombPtr Herwig::SubtractionDipole::makeXComb	(	Energy	newMaxEnergy,
		const cPDPair &	inc,
		tEHPtr	newEventHandler,
		tSubHdlPtr	newSubProcessHandler,
		tPExtrPtr	newExtractor,
		tCascHdlPtr	newCKKW,
		const PBPair &	newPartonBins,
		tCutsPtr	newCuts,
		const DiagramVector &	newDiagrams,
		bool	mir,
		const PartonPairVec &	allPBins,
		tStdXCombPtr	newHead = `tStdXCombPtr()`,
		tMEPtr	newME = `tMEPtr()`
	)

virtual

For the given event generation setup return a xcomb object appropriate to this matrix element.

Reimplemented from ThePEG::MEBase.

◆ makeXComb() [2/2]

virtual StdXCombPtr Herwig::SubtractionDipole::makeXComb	(	tStdXCombPtr	newHead,
		const PBPair &	newPartonBins,
		const DiagramVector &	newDiagrams,
		tMEPtr	newME = `tMEPtr()`
	)

virtual

For the given event generation setup return a dependent xcomb object appropriate to this matrix element.

Reimplemented from ThePEG::MEBase.

◆ me2Avg()

virtual double Herwig::SubtractionDipole::me2Avg ( double ccme2 ) const

pure virtual

Return the matrix element averaged over spin correlations.

Implemented in Herwig::FFggxDipole, Herwig::FFMggxDipole, Herwig::FFMqgxDipole, Herwig::FFMqqxDipole, Herwig::FFMsqgxDipole, Herwig::FFqgxDipole, Herwig::FFqqxDipole, Herwig::FIggxDipole, Herwig::FIMqgxDipole, Herwig::FIMqqxDipole, Herwig::FIMsqgxDipole, Herwig::FIqgxDipole, Herwig::FIqqxDipole, Herwig::IFggxDipole, Herwig::IFgqxDipole, Herwig::IFMggxDipole, Herwig::IFMgqxDipole, Herwig::IFMqgxDipole, Herwig::IFMqqxDipole, Herwig::IFqgxDipole, Herwig::IFqqxDipole, Herwig::IIggxDipole, Herwig::IIgqxDipole, Herwig::IIqgxDipole, and Herwig::IIqqxDipole.

◆ mergingMap()

const map< RealEmissionKey, UnderlyingBornInfo > & Herwig::SubtractionDipole::mergingMap ( ) const

inline

Return the merging map.

Definition at line 337 of file SubtractionDipole.h.

References theMergingMap.

◆ nDim()

virtual int Herwig::SubtractionDipole::nDim ( ) const

virtual

The number of internal degreed of freedom used in the matrix element.

This default version returns 0;

Reimplemented from ThePEG::MEBase.

◆ nDimRadiation()

virtual int Herwig::SubtractionDipole::nDimRadiation ( ) const

virtual

Return the number of additional random numbers needed to generate real emission kinematics off the tilde kinematics previously supplied through the XComb object.

This default implementation returns invertedTildeKinematics()->nDimRadiation()

◆ noMirror()

virtual bool Herwig::SubtractionDipole::noMirror ( ) const

inlinevirtual

Return true, if this matrix element does not want to make use of mirroring processes; in this case all possible partonic subprocesses with a fixed assignment of incoming particles need to be provided through the diagrams added with the add(...) method.

Reimplemented from ThePEG::MEBase.

Definition at line 378 of file SubtractionDipole.h.

◆ operator=()

SubtractionDipole & Herwig::SubtractionDipole::operator= ( const SubtractionDipole & )

privatedelete

The assignment operator is private and must never be called.

In fact, it should not even be implemented.

◆ orderInAlphaEW()

virtual unsigned int Herwig::SubtractionDipole::orderInAlphaEW ( ) const

inlinevirtual

Return the order in \(\alpha_{EM}\) in which this matrix element is given.

Returns 0.

Implements ThePEG::MEBase.

Definition at line 413 of file SubtractionDipole.h.

References underlyingBornME().

◆ orderInAlphaS()

virtual unsigned int Herwig::SubtractionDipole::orderInAlphaS ( ) const

inlinevirtual

Return the order in \(\alpha_S\) in which this matrix element is given.

Implements ThePEG::MEBase.

Definition at line 407 of file SubtractionDipole.h.

References realEmissionME().

◆ partnerDipoles() [1/2]

const vector< Ptr< SubtractionDipole >::tptr > & Herwig::SubtractionDipole::partnerDipoles ( ) const

inline

Return the dipoles which have been found along with this dipole.

Definition at line 748 of file SubtractionDipole.h.

References thePartners.

◆ partnerDipoles() [2/2]

void Herwig::SubtractionDipole::partnerDipoles ( const vector< Ptr< SubtractionDipole >::tptr > & p )

inline

Set the dipoles which have been found along with this dipole.

Definition at line 741 of file SubtractionDipole.h.

References thePartners.

◆ persistentInput()

void Herwig::SubtractionDipole::persistentInput	(	PersistentIStream &	is,
		int	version
	)

Function used to read in object persistently.

Parameters

is	the persistent input stream read from.
version	the version number of the object when written.

◆ persistentOutput()

void Herwig::SubtractionDipole::persistentOutput ( PersistentOStream & os ) const

Function used to write out object persistently.

Parameters

os	the persistent output stream written to.

◆ process() [1/2]

static const cPDVector & Herwig::SubtractionDipole::process ( const RealEmissionKey & key )

inlinestatic

Return the diagram of a real emission key.

Definition at line 263 of file SubtractionDipole.h.

◆ process() [2/2]

static const cPDVector & Herwig::SubtractionDipole::process ( const UnderlyingBornKey & key )

inlinestatic

Return the diagram of a underlying Born key.

Definition at line 304 of file SubtractionDipole.h.

◆ realEmission() [1/2]

int Herwig::SubtractionDipole::realEmission ( ) const

inline

Return the emission as referred to by the real emission matrix element.

Definition at line 203 of file SubtractionDipole.h.

References theRealEmission.

◆ realEmission() [2/2]

void Herwig::SubtractionDipole::realEmission ( int id )

inline

Set the emission as referred to by the real emission matrix element.

Definition at line 209 of file SubtractionDipole.h.

References theRealEmission.

◆ realEmissionKey()

static RealEmissionKey Herwig::SubtractionDipole::realEmissionKey	(	const cPDVector &	proc,
		int	em,
		int	emm,
		int	sp
	)

inlinestatic

Create a real emission key.

Definition at line 255 of file SubtractionDipole.h.

◆ realEmissionME() [1/3]

Ptr< MatchboxMEBase >::tptr Herwig::SubtractionDipole::realEmissionME ( )

inline

Return the real emission matrix element.

Definition at line 710 of file SubtractionDipole.h.

References theRealEmissionME.

◆ realEmissionME() [2/3]

Ptr< MatchboxMEBase >::tcptr Herwig::SubtractionDipole::realEmissionME ( ) const

inline

Return the real emission matrix element.

Definition at line 703 of file SubtractionDipole.h.

References theRealEmissionME.

Referenced by alphaEM(), alphaS(), havePDFWeight1(), havePDFWeight2(), orderInAlphaS(), scale(), verbose(), and wantCMS().

◆ realEmissionME() [3/3]

void Herwig::SubtractionDipole::realEmissionME ( Ptr< MatchboxMEBase >::tptr me )

inline

Set the real emission matrix element.

Definition at line 717 of file SubtractionDipole.h.

References theRealEmissionME.

◆ realEmissionScales()

bool Herwig::SubtractionDipole::realEmissionScales ( ) const

inline

Return true, if scales should be calculated from real emission kinematics.

Definition at line 635 of file SubtractionDipole.h.

References theRealEmissionScales.

Referenced by alphaEM(), alphaS(), and scale().

◆ realEmitter() [1/2]

int Herwig::SubtractionDipole::realEmitter ( ) const

inline

Return the emitter as referred to by the real emission matrix element.

Definition at line 191 of file SubtractionDipole.h.

References theRealEmitter.

◆ realEmitter() [2/2]

void Herwig::SubtractionDipole::realEmitter ( int id )

inline

Set the emitter as referred to by the real emission matrix element.

Definition at line 197 of file SubtractionDipole.h.

References theRealEmitter.

◆ realShowerSubtraction()

bool Herwig::SubtractionDipole::realShowerSubtraction ( ) const

inline

Return true, if the shower real emission contribution should be subtracted.

Definition at line 818 of file SubtractionDipole.h.

References theRealShowerSubtraction.

◆ realSpectator() [1/2]

int Herwig::SubtractionDipole::realSpectator ( ) const

inline

Return the spectator as referred to by the real emission matrix element.

Definition at line 215 of file SubtractionDipole.h.

References theRealSpectator.

◆ realSpectator() [2/2]

void Herwig::SubtractionDipole::realSpectator ( int id )

inline

Set the spectator as referred to by the real emission matrix element.

Definition at line 221 of file SubtractionDipole.h.

References theRealSpectator.

◆ reweights() [1/2]

vector< Ptr< MatchboxReweightBase >::ptr > & Herwig::SubtractionDipole::reweights ( )

inline

Access the reweight objects.

Definition at line 919 of file SubtractionDipole.h.

References theReweights.

◆ reweights() [2/2]

const vector< Ptr< MatchboxReweightBase >::ptr > & Herwig::SubtractionDipole::reweights ( ) const

inline

Return the reweight objects.

Definition at line 914 of file SubtractionDipole.h.

References theReweights.

◆ samplingZ()

virtual int Herwig::SubtractionDipole::samplingZ ( ) const

inlinevirtual

How to sample the z-distribution.

FlatZ = 1 OneOverZ = 2 OneOverOneMinusZ = 3 OneOverZOneMinusZ = 4

Reimplemented in Herwig::FFggxDipole, Herwig::FFMggxDipole, Herwig::FFMqgxDipole, Herwig::FFMqqxDipole, Herwig::FFMsqgxDipole, Herwig::FFqgxDipole, Herwig::FFqqxDipole, Herwig::FIggxDipole, Herwig::FIMqgxDipole, Herwig::FIMqqxDipole, Herwig::FIMsqgxDipole, Herwig::FIqgxDipole, Herwig::FIqqxDipole, Herwig::IFggxDipole, Herwig::IFgqxDipole, Herwig::IFMggxDipole, Herwig::IFMgqxDipole, Herwig::IFMqgxDipole, Herwig::IFMqqxDipole, Herwig::IFqgxDipole, Herwig::IFqqxDipole, Herwig::IIggxDipole, Herwig::IIgqxDipole, Herwig::IIqgxDipole, and Herwig::IIqqxDipole.

Definition at line 694 of file SubtractionDipole.h.

◆ scale()

virtual Energy2 Herwig::SubtractionDipole::scale ( ) const

inlinevirtual

Return the scale associated with the phase space point provided by the last call to setKinematics().

Implements ThePEG::MEBase.

Definition at line 646 of file SubtractionDipole.h.

References realEmissionME(), realEmissionScales(), and underlyingBornME().

◆ selectColourGeometry()

virtual const ColourLines & Herwig::SubtractionDipole::selectColourGeometry ( tcDiagPtr diag ) const

virtual

Select a ColpurLines geometry.

The default version returns a colour geometry selected among the ones returned from colourGeometries(tcDiagPtr).

Reimplemented from ThePEG::MEBase.

◆ setKinematics()

virtual void Herwig::SubtractionDipole::setKinematics ( )

virtual

Set the typed and momenta of the incoming and outgoing partons to be used in subsequent calls to me() and colourGeometries() according to the associated XComb object.

If the function is overridden in a sub class the new function must call the base class one first.

Reimplemented from ThePEG::MEBase.

◆ setXComb()

virtual void Herwig::SubtractionDipole::setXComb ( tStdXCombPtr xc )

virtual

Set the XComb object to be used in the next call to generateKinematics() and dSigHatDR().

Reimplemented from ThePEG::MEBase.

◆ showerApproximation() [1/2]

Ptr< ShowerApproximation >::tptr Herwig::SubtractionDipole::showerApproximation ( ) const

inline

Return the shower approximation.

Definition at line 808 of file SubtractionDipole.h.

References theShowerApproximation.

◆ showerApproximation() [2/2]

void Herwig::SubtractionDipole::showerApproximation ( Ptr< ShowerApproximation >::tptr app )

inline

Set the shower approximation.

Definition at line 801 of file SubtractionDipole.h.

References theShowerApproximation.

◆ showerHardScale() [1/2]

Energy Herwig::SubtractionDipole::showerHardScale ( ) const

inline

Return the shower hard scale encountered.

Definition at line 580 of file SubtractionDipole.h.

References theShowerHardScale.

◆ showerHardScale() [2/2]

void Herwig::SubtractionDipole::showerHardScale ( Energy s )

inline

Set the shower hard scale encountered.

Definition at line 585 of file SubtractionDipole.h.

References theShowerHardScale.

◆ showerParameters() [1/2]

vector< double > & Herwig::SubtractionDipole::showerParameters ( )

inline

Access the shower splitting variables encountered.

Definition at line 605 of file SubtractionDipole.h.

References theShowerParameters.

◆ showerParameters() [2/2]

const vector< double > & Herwig::SubtractionDipole::showerParameters ( ) const

inline

Return the shower splitting variables encountered.

Definition at line 600 of file SubtractionDipole.h.

References theShowerParameters.

◆ showerScale() [1/2]

Energy Herwig::SubtractionDipole::showerScale ( ) const

inline

Return the shower evolution scale encountered.

Definition at line 590 of file SubtractionDipole.h.

References theShowerScale.

◆ showerScale() [2/2]

void Herwig::SubtractionDipole::showerScale ( Energy s )

inline

Set the shower evolution scale encountered.

Definition at line 595 of file SubtractionDipole.h.

References theShowerScale.

◆ spectator() [1/2]

static int Herwig::SubtractionDipole::spectator ( const RealEmissionKey & key )

inlinestatic

Return the spectator id of a real emission key.

Definition at line 284 of file SubtractionDipole.h.

◆ spectator() [2/2]

static int Herwig::SubtractionDipole::spectator ( const UnderlyingBornKey & key )

inlinestatic

Return the spectator id of a underlying Born key.

Definition at line 318 of file SubtractionDipole.h.

◆ splitting()

bool Herwig::SubtractionDipole::splitting ( ) const

inline

Return true, if this dipole acts in splitting mode.

Definition at line 555 of file SubtractionDipole.h.

References theSplitting.

Referenced by lastDipoleScale(), lastPt(), and lastZ().

◆ splittingMap()

const multimap< UnderlyingBornKey, RealEmissionInfo > & Herwig::SubtractionDipole::splittingMap ( ) const

inline

Return the splitting map.

Definition at line 342 of file SubtractionDipole.h.

References theSplittingMap.

◆ subtractionParameters() [1/2]

vector< double > & Herwig::SubtractionDipole::subtractionParameters ( )

inline

Access the subtraction parameters.

Definition at line 575 of file SubtractionDipole.h.

References theSubtractionParameters.

◆ subtractionParameters() [2/2]

const vector< double > & Herwig::SubtractionDipole::subtractionParameters ( ) const

inline

Return the subtraction parameters.

Definition at line 570 of file SubtractionDipole.h.

References theSubtractionParameters.

◆ testSubtraction()

bool Herwig::SubtractionDipole::testSubtraction ( ) const

inline

Return true, if the subtraction is being tested.

Definition at line 860 of file SubtractionDipole.h.

References theSubtractionTest.

◆ tildeKinematics()

Ptr< TildeKinematics >::tcptr Herwig::SubtractionDipole::tildeKinematics ( ) const

inline

Return the TildeKinematics object used.

Definition at line 482 of file SubtractionDipole.h.

References theTildeKinematics.

◆ underlyingBornKey()

static UnderlyingBornKey Herwig::SubtractionDipole::underlyingBornKey	(	const cPDVector &	proc,
		int	em,
		int	sp
	)

inlinestatic

Create a underlying Born key.

Definition at line 296 of file SubtractionDipole.h.

◆ underlyingBornME() [1/3]

Ptr< MatchboxMEBase >::tptr Herwig::SubtractionDipole::underlyingBornME ( )

inline

Return the underlying Born matrix element.

Definition at line 729 of file SubtractionDipole.h.

References theUnderlyingBornME.

◆ underlyingBornME() [2/3]

Ptr< MatchboxMEBase >::tcptr Herwig::SubtractionDipole::underlyingBornME ( ) const

inline

Return the underlying Born matrix element.

Definition at line 722 of file SubtractionDipole.h.

References theUnderlyingBornME.

Referenced by alphaEM(), alphaS(), orderInAlphaEW(), scale(), and verbose().

◆ underlyingBornME() [3/3]

void Herwig::SubtractionDipole::underlyingBornME ( Ptr< MatchboxMEBase >::tptr me )

inline

Set the underlying Born matrix element.

Definition at line 736 of file SubtractionDipole.h.

References theUnderlyingBornME.

◆ verbose()

bool Herwig::SubtractionDipole::verbose ( ) const

inline

Return true, if verbose.

Definition at line 865 of file SubtractionDipole.h.

References realEmissionME(), and underlyingBornME().

◆ virtualShowerSubtraction()

bool Herwig::SubtractionDipole::virtualShowerSubtraction ( ) const

inline

Return true, if the shower virtual contribution should be subtracted.

Definition at line 828 of file SubtractionDipole.h.

References theVirtualShowerSubtraction.

◆ wantCMS()

virtual bool Herwig::SubtractionDipole::wantCMS ( ) const

inlinevirtual

Return true, if this matrix element expects the incoming partons in their center-of-mass system.

Reimplemented from ThePEG::MEBase.

Definition at line 455 of file SubtractionDipole.h.

References realEmissionME().

Member Data Documentation

◆ lastRealEmissionInfo

multimap<UnderlyingBornKey,RealEmissionInfo>::const_iterator Herwig::SubtractionDipole::lastRealEmissionInfo

private

The last real emission info encountered.

Definition at line 1149 of file SubtractionDipole.h.

◆ lastRealEmissionKey

RealEmissionKey Herwig::SubtractionDipole::lastRealEmissionKey

private

The last real emission key encountered.

Definition at line 1139 of file SubtractionDipole.h.

◆ lastUnderlyingBornKey

UnderlyingBornKey Herwig::SubtractionDipole::lastUnderlyingBornKey

private

The last underlying Born key encountered.

Definition at line 1144 of file SubtractionDipole.h.

◆ theApply

bool Herwig::SubtractionDipole::theApply

private

True, if should apply to process in the xcomb.

Definition at line 1033 of file SubtractionDipole.h.

Referenced by apply().

◆ theBornEmitter

int Herwig::SubtractionDipole::theBornEmitter

private

The emitter as referred to by the underlying Born matrix element.

Definition at line 1155 of file SubtractionDipole.h.

Referenced by bornEmitter().

◆ theBornSpectator

int Herwig::SubtractionDipole::theBornSpectator

private

The spectator as referred to by the underlying Born matrix element.

Definition at line 1161 of file SubtractionDipole.h.

Referenced by bornSpectator().

◆ theBornToRealDiagrams

map<tcDiagPtr,tcDiagPtr> Herwig::SubtractionDipole::theBornToRealDiagrams

private

Map underlying Born diagrams to real emission diagrams.

Definition at line 1129 of file SubtractionDipole.h.

◆ theIgnoreCuts

bool Herwig::SubtractionDipole::theIgnoreCuts

private

True if cuts should be ignored.

Definition at line 1043 of file SubtractionDipole.h.

Referenced by doIgnoreCuts(), and ignoreCuts().

◆ theIndexMap

map<cPDVector,pair<int,int> > Herwig::SubtractionDipole::theIndexMap

private

Map underlying Born diagrams to emitter/spectator pairs.

Definition at line 1114 of file SubtractionDipole.h.

◆ theInvertedTildeKinematics

Ptr<InvertedTildeKinematics>::ptr Herwig::SubtractionDipole::theInvertedTildeKinematics

private

The InvertedTildeKinematics to be used.

Definition at line 1068 of file SubtractionDipole.h.

Referenced by invertedTildeKinematics().

◆ theIsAboveCutoff

bool Herwig::SubtractionDipole::theIsAboveCutoff

private

True, if this configuration is above the shower infrared cutoff.

Definition at line 1241 of file SubtractionDipole.h.

Referenced by isAboveCutoff().

◆ theIsInShowerPhasespace

bool Herwig::SubtractionDipole::theIsInShowerPhasespace

private

True, if this configuration is in the shower phase space.

Definition at line 1236 of file SubtractionDipole.h.

Referenced by isInShowerPhasespace().

◆ theLastSplittingPt

Energy Herwig::SubtractionDipole::theLastSplittingPt

private

The last pt as generated from the splitting mapping.

Definition at line 1181 of file SubtractionDipole.h.

Referenced by lastPt().

◆ theLastSplittingScale

Energy Herwig::SubtractionDipole::theLastSplittingScale

private

The last scale as generated from the splitting mapping.

Definition at line 1171 of file SubtractionDipole.h.

Referenced by lastDipoleScale().

◆ theLastSplittingZ

double Herwig::SubtractionDipole::theLastSplittingZ

private

The last z as generated from the splitting mapping.

Definition at line 1191 of file SubtractionDipole.h.

Referenced by lastZ().

◆ theLastSubtractionPt

Energy Herwig::SubtractionDipole::theLastSubtractionPt

private

The last pt as generated from the tilde mapping.

Definition at line 1176 of file SubtractionDipole.h.

Referenced by lastPt().

◆ theLastSubtractionScale

Energy Herwig::SubtractionDipole::theLastSubtractionScale

private

The last scale as generated from the tilde mapping.

Definition at line 1166 of file SubtractionDipole.h.

Referenced by lastDipoleScale().

◆ theLastSubtractionZ

double Herwig::SubtractionDipole::theLastSubtractionZ

private

The last z as generated from the tilde mapping.

Definition at line 1186 of file SubtractionDipole.h.

Referenced by lastZ().

◆ theLoopSimSubtraction

bool Herwig::SubtractionDipole::theLoopSimSubtraction

private

True, if the loopsim matched virtual contribution should be subtracted.

Definition at line 1211 of file SubtractionDipole.h.

Referenced by doLoopSimSubtraction(), and loopSimSubtraction().

◆ theMergingMap

map<RealEmissionKey,UnderlyingBornInfo> Herwig::SubtractionDipole::theMergingMap

private

Map real emission diagrams to underlying Born diagrams and tilde emitter/spectator.

Definition at line 1103 of file SubtractionDipole.h.

Referenced by empty(), and mergingMap().

◆ thePartners

vector<Ptr<SubtractionDipole>::tptr> Herwig::SubtractionDipole::thePartners

private

The dipoles which have been found along with this dipole.

Definition at line 1058 of file SubtractionDipole.h.

Referenced by partnerDipoles().

◆ theRealEmission

int Herwig::SubtractionDipole::theRealEmission

private

The emission as referred to by the real emission matrix element.

Definition at line 1086 of file SubtractionDipole.h.

Referenced by realEmission().

◆ theRealEmissionDiagrams

map<cPDVector,DiagramVector> Herwig::SubtractionDipole::theRealEmissionDiagrams

private

Map Born processes to real emission diagrams.

Definition at line 1124 of file SubtractionDipole.h.

◆ theRealEmissionME

Ptr<MatchboxMEBase>::ptr Herwig::SubtractionDipole::theRealEmissionME

private

The real emission matrix element to be considered.

Definition at line 1048 of file SubtractionDipole.h.

Referenced by realEmissionME().

◆ theRealEmissionScales

bool Herwig::SubtractionDipole::theRealEmissionScales

private

True, if scales should be calculated from real emission kinematics.

Definition at line 1216 of file SubtractionDipole.h.

Referenced by doRealEmissionScales(), and realEmissionScales().

◆ theRealEmitter

int Herwig::SubtractionDipole::theRealEmitter

private

The emitter as referred to by the real emission matrix element.

Definition at line 1080 of file SubtractionDipole.h.

Referenced by realEmitter().

◆ theRealShowerSubtraction

bool Herwig::SubtractionDipole::theRealShowerSubtraction

private

True, if the shower real emission contribution should be subtracted.

Definition at line 1201 of file SubtractionDipole.h.

Referenced by doRealShowerSubtraction(), and realShowerSubtraction().

◆ theRealSpectator

int Herwig::SubtractionDipole::theRealSpectator

private

The spectator as referred to by the real emission matrix element.

Definition at line 1092 of file SubtractionDipole.h.

Referenced by realSpectator().

◆ theRealToBornDiagrams

map<tcDiagPtr,tcDiagPtr> Herwig::SubtractionDipole::theRealToBornDiagrams

private

Map real emission diagrams to underlying Born diagrams.

Definition at line 1134 of file SubtractionDipole.h.

◆ theReweights

vector<Ptr<MatchboxReweightBase>::ptr> Herwig::SubtractionDipole::theReweights

private

A vector of reweight objects the sum of which should be applied to reweight this dipole.

Definition at line 1074 of file SubtractionDipole.h.

Referenced by addReweight(), and reweights().

◆ theShowerApproximation

Ptr<ShowerApproximation>::ptr Herwig::SubtractionDipole::theShowerApproximation

private

The shower approximation.

Definition at line 1196 of file SubtractionDipole.h.

Referenced by showerApproximation().

◆ theShowerHardScale

Energy Herwig::SubtractionDipole::theShowerHardScale

private

Return the shower hard scale encountered.

Definition at line 1221 of file SubtractionDipole.h.

Referenced by showerHardScale().

◆ theShowerParameters

vector<double> Herwig::SubtractionDipole::theShowerParameters

private

The shower splitting variables encountered.

Definition at line 1231 of file SubtractionDipole.h.

Referenced by showerParameters().

◆ theShowerScale

Energy Herwig::SubtractionDipole::theShowerScale

private

The shower evolution scale encountered.

Definition at line 1226 of file SubtractionDipole.h.

Referenced by showerScale().

◆ theSplitting

bool Herwig::SubtractionDipole::theSplitting

private

Wether or not this dipole acts in splitting mode.

Definition at line 1028 of file SubtractionDipole.h.

Referenced by doSplitting(), doSubtraction(), and splitting().

◆ theSplittingMap

multimap<UnderlyingBornKey,RealEmissionInfo> Herwig::SubtractionDipole::theSplittingMap

private

Map underlying Born diagrams and tilde emitter/spectator to real emission diagram containing the splitting.

Definition at line 1109 of file SubtractionDipole.h.

Referenced by empty(), and splittingMap().

◆ theSubtractionParameters

vector<double> Herwig::SubtractionDipole::theSubtractionParameters

private

The subtraction parameters.

Definition at line 1097 of file SubtractionDipole.h.

Referenced by subtractionParameters().

◆ theSubtractionTest

bool Herwig::SubtractionDipole::theSubtractionTest

private

True, if the subtraction is being tested.

Definition at line 1038 of file SubtractionDipole.h.

Referenced by doTestSubtraction(), and testSubtraction().

◆ theTildeKinematics

Ptr<TildeKinematics>::ptr Herwig::SubtractionDipole::theTildeKinematics

private

The TildeKinematics to be used.

Definition at line 1063 of file SubtractionDipole.h.

Referenced by tildeKinematics().

◆ theUnderlyingBornDiagrams

map<cPDVector,DiagramVector> Herwig::SubtractionDipole::theUnderlyingBornDiagrams

private

Map real emission processes to Born diagrams.

Definition at line 1119 of file SubtractionDipole.h.

◆ theUnderlyingBornME

Ptr<MatchboxMEBase>::ptr Herwig::SubtractionDipole::theUnderlyingBornME

private

The underlying Born matrix element.

Definition at line 1053 of file SubtractionDipole.h.

Referenced by underlyingBornME().

◆ theVirtualShowerSubtraction

bool Herwig::SubtractionDipole::theVirtualShowerSubtraction

private

True, if the shower virtual contribution should be subtracted.

Definition at line 1206 of file SubtractionDipole.h.

Referenced by doVirtualShowerSubtraction(), and virtualShowerSubtraction().

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

SubtractionDipole.h

Classes

Public Member Functions

Subprocess and diagram information.

Standard Interfaced functions.

Functions used by the persistent I/O system.

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ RealEmissionInfo

◆ RealEmissionKey

◆ UnderlyingBornInfo

◆ UnderlyingBornKey

Member Function Documentation

◆ addReweight()

◆ alphaEM()

◆ alphaS()

◆ apply()

◆ bornEmitter() [1/2]

◆ bornEmitter() [2/2]

◆ bornSpectator() [1/2]

◆ bornSpectator() [2/2]

◆ canHandle()

◆ canHandleEmitter()

◆ canHandleSpectator()

◆ canHandleSplitting()

◆ clearKinematics()

◆ cloneMe()

◆ colourGeometries()

◆ constructVertex() [1/2]

◆ constructVertex() [2/2]

◆ diagrams()

◆ doIgnoreCuts()

◆ doinit()

◆ doinitrun()

◆ doLoopSimSubtraction()

◆ doRealEmissionScales()

◆ doRealShowerSubtraction()

◆ doSplitting()

◆ doSubtraction()

◆ doTestSubtraction()

◆ doVirtualShowerSubtraction()

◆ dSigHatDR()

◆ emission()

◆ emitter() [1/2]

◆ emitter() [2/2]

◆ empty()

◆ flushCaches()

◆ generateKinematics()

◆ generateRadiationKinematics()

◆ generateSubCollision()

◆ generateTildeKinematics()

◆ getDiagrams()

◆ havePDFWeight1()

◆ havePDFWeight2()

◆ ignoreCuts()

◆ Init()

◆ invertedTildeKinematics()

◆ isAboveCutoff() [1/2]

◆ isAboveCutoff() [2/2]

◆ isInShowerPhasespace() [1/2]

◆ isInShowerPhasespace() [2/2]

◆ isSymmetric()

◆ lastDipoleScale()

◆ lastPt()

◆ lastZ()

◆ loopSimSubtraction()

◆ makeXComb() [1/2]

◆ makeXComb() [2/2]

◆ me2Avg()

◆ mergingMap()

◆ nDim()

◆ nDimRadiation()

◆ noMirror()

◆ operator=()

◆ orderInAlphaEW()

◆ orderInAlphaS()

◆ partnerDipoles() [1/2]

◆ partnerDipoles() [2/2]

◆ persistentInput()

◆ persistentOutput()