Herwig 7.3.0
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MatchboxMEBase is the base class for matrix elements in the context of the matchbox NLO interface. More...
#include <MatchboxMEBase.h>
Classes | |
struct | AccuracyHistogram |
Simple histogram for accuracy checks. More... | |
Public Member Functions | |
MatchboxMEBase () | |
The default constructor. | |
Ptr< MatchboxFactory >::tptr | factory () const |
Return the factory which produced this matrix element. | |
Subprocess and diagram information. | |
const Process & | subProcess () const |
Return the subprocess. | |
Process & | subProcess () |
Access the subprocess. | |
Ptr< Tree2toNGenerator >::tptr | diagramGenerator () const |
Return the diagram generator. | |
Ptr< ProcessData >::tptr | processData () const |
Return the process data. | |
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 void | getDiagrams () const |
Add all possible diagrams with the add() function. | |
virtual Selector< DiagramIndex > | diagrams (const DiagramVector &) 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 bool | canFillRhoMatrix () const |
Return true, if this amplitude is capable of consistently filling the rho matrices for the spin correllations. | |
virtual void | constructVertex (tSubProPtr) |
construct the spin information for the interaction | |
virtual void | constructVertex (tSubProPtr sub, const ColourLines *cl) |
construct the spin information for the interaction | |
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. | |
virtual bool | hasInitialAverage () const |
Return true, if this amplitude already includes averaging over incoming parton's quantum numbers. | |
virtual bool | hasFinalStateSymmetry () const |
Return true, if this amplitude already includes symmetry factors for identical outgoing particles. | |
virtual unsigned int | getNLight () const |
Return the number of light flavours, this matrix element is calculated for. | |
virtual vector< long > | getNLightJetVec () const |
Return the vector that contains the PDG ids of the light flavours, which are contained in the jet particle group. | |
virtual vector< long > | getNHeavyJetVec () const |
Return the vector that contains the PDG ids of the heavy flavours, which are contained in the jet particle group. | |
virtual vector< long > | getNLightProtonVec () const |
Return the vector that contains the PDG ids of the light flavours, which are contained in the proton particle group. | |
virtual bool | isOLPTree () const |
Return true, if this matrix element is handled by a BLHA one-loop provider. | |
virtual bool | isOLPLoop () const |
Return true, if this matrix element is handled by a BLHA one-loop provider. | |
virtual bool | needsOLPCorrelators () const |
Return true, if colour and spin correlated matrix elements should be ordered from the OLP. | |
const vector< int > & | olpProcess () const |
Return the process index, if this is an OLP handled matrix element. | |
void | olpProcess (int pType, int id) |
Set the process index, if this is an OLP handled matrix element. | |
bool | noCorrelations () const |
Return true, if this is a real emission matrix element which does not require colour correlators. | |
void | needsNoCorrelations () |
Indicate that this is a real emission matrix element which does not require colour correlators. | |
void | needsCorrelations () |
Indicate that this is a virtual matrix element which does require colour correlators. | |
virtual void | getDiagrams () const =0 |
virtual void | getDiagrams () const =0 |
const DiagramVector & | diagrams () const |
virtual Selector< DiagramIndex > | diagrams (const DiagramVector &) const |
const DiagramVector & | diagrams () const |
virtual Selector< DiagramIndex > | diagrams (const DiagramVector &) const |
virtual unsigned int | orderInAlphaS () const =0 |
virtual unsigned int | orderInAlphaS () const =0 |
virtual unsigned int | orderInAlphaEW () const =0 |
virtual unsigned int | orderInAlphaEW () const =0 |
Phasespace generation | |
Ptr< MatchboxPhasespace >::tptr | phasespace () const |
Return the phase space generator to be used. | |
void | phasespace (Ptr< MatchboxPhasespace >::ptr ps) |
Set the phase space generator to be used. | |
virtual void | setXComb (tStdXCombPtr xc) |
Set the XComb object to be used in the next call to generateKinematics() and dSigHatDR(). | |
virtual bool | keepRandomNumbers () const |
Return true, if the XComb steering this matrix element should keep track of the random numbers used to generate the last phase space point. | |
double | generateIncomingPartons (const double *r1, const double *r2) |
Generate incoming parton momenta. | |
virtual bool | generateKinematics (const double *r) |
Generate internal degrees of freedom given nDim() uniform random numbers in the interval ]0,1[. | |
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 void | clearKinematics () |
Clear the information previously provided by a call to setKinematics(...). | |
virtual int | nDim () const |
The number of internal degreed of freedom used in the matrix element. | |
virtual int | nDimBorn () const |
The number of internal degrees of freedom used in the matrix element for generating a Born phase space point. | |
virtual bool | haveX1X2 () const |
Return true, if this matrix element will generate momenta for the incoming partons itself. | |
virtual bool | wantCMS () const |
Return true, if this matrix element expects the incoming partons in their center-of-mass system. | |
const vector< Lorentz5Momentum > & | lastMEMomenta () const |
Return the meMomenta as generated at the last phase space point. | |
vector< Lorentz5Momentum > & | lastMEMomenta () |
Access the meMomenta. | |
int | legsize () const |
leg size | |
Scale choices, couplings and PDFs | |
void | scaleChoice (Ptr< MatchboxScaleChoice >::ptr sc) |
Set the scale choice object. | |
Ptr< MatchboxScaleChoice >::tptr | scaleChoice () const |
Return the scale choice object. | |
void | setScale (Energy2 ren=ZERO, Energy2 fac=ZERO) const |
Set scales and alphaS. | |
virtual bool | hasRunningAlphaS () const |
Indicate that this matrix element is running alphas by itself. | |
virtual bool | hasRunningAlphaEW () const |
Indicate that this matrix element is running alphaew by itself. | |
virtual Energy2 | scale () const |
Return the scale associated with the phase space point provided by the last call to setKinematics(). | |
virtual Energy2 | factorizationScale () const |
Return the renormalization scale for the last generated phasespace point. | |
virtual double | factorizationScaleFactor () const |
Get the factorization scale factor. | |
virtual double | facFac () const |
Get the factorization scale factor. | |
virtual Energy2 | renormalizationScale () const |
Return the (QCD) renormalization scale for the last generated phasespace point. | |
virtual double | renormalizationScaleFactor () const |
Get the renormalization scale factor. | |
virtual double | renFac () const |
Get the renormalization scale factor. | |
virtual Energy2 | renormalizationScaleQED () const |
Return the QED renormalization scale for the last generated phasespace point. | |
virtual Energy2 | showerScale () const |
Return the shower scale for the last generated phasespace point. | |
virtual void | setVetoScales (tSubProPtr) const |
Set veto scales on the particles at the given SubProcess which has been generated using this matrix element. | |
bool | fixedCouplings () const |
Return true, if fixed couplings are used. | |
bool | fixedQEDCouplings () const |
Return true, if fixed couplings are used. | |
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. | |
void | getPDFWeight (Energy2 factorizationScale=ZERO) const |
Set the PDF weight. | |
double | pdf1 (Energy2 factorizationScale=ZERO, double xEx=1., double xFactor=1.) const |
Supply the PDF weight for the first incoming parton. | |
double | pdf2 (Energy2 factorizationScale=ZERO, double xEx=1., double xFactor=1.) const |
Supply the PDF weight for the second incoming parton. | |
Amplitude information and matrix element evaluation | |
Ptr< MatchboxAmplitude >::tptr | matchboxAmplitude () const |
Return the amplitude. | |
void | matchboxAmplitude (Ptr< MatchboxAmplitude >::ptr amp) |
Set the amplitude. | |
virtual double | me2 () const |
Return the matrix element for the kinematical configuation previously provided by the last call to setKinematics(), suitably scaled by sHat() to give a dimension-less number. | |
virtual double | largeNME2 (Ptr< ColourBasis >::tptr largeNBasis) const |
Return the matrix element for the kinematical configuation previously provided by the last call to setKinematics(), suitably scaled by sHat() to give a dimension-less number. | |
virtual double | finalStateSymmetry () const |
Return the symmetry factor for identical final state particles. | |
double | me2Norm (unsigned int addAlphaS=0) const |
Return the normalizing factor for the matrix element averaged over quantum numbers and including running couplings. | |
virtual CrossSection | dSigHatDR () const |
Return the matrix element squared differential in the variables given by the last call to generateKinematics(). | |
CrossSection | prefactor () const |
Same prefactor for all dSigHat. | |
CrossSection | dSigHatDRB () const |
Born part of the cross section. | |
CrossSection | dSigHatDRV () const |
Virtual corrections of the cross section. | |
CrossSection | dSigHatDRI () const |
Insertion operators of the cross section. | |
CrossSection | dSigHatDRAlphaDiff (double alpha) const |
If diffAlpha is not 1 and the matrix element has insertion operators this routine adds the difference between the insertion operator calculated with an alpha-Parameter to the insertion operator without alpha-parameter. | |
One-loop corrections | |
virtual double | oneLoopInterference () const |
Return the one-loop/tree interference. | |
virtual bool | haveOneLoop () const |
Return true, if this matrix element is capable of calculating one-loop (QCD) corrections. | |
virtual bool | onlyOneLoop () const |
Return true, if this matrix element only provides one-loop (QCD) corrections. | |
virtual bool | isDRbar () const |
Return true, if the amplitude is DRbar renormalized, otherwise MSbar is assumed. | |
virtual bool | isDR () const |
Return true, if one loop corrections have been calculated in dimensional reduction. | |
virtual bool | isCS () const |
Return true, if one loop corrections are given in the conventions of the integrated dipoles. | |
virtual bool | isBDK () const |
Return true, if one loop corrections are given in the conventions of BDK. | |
virtual bool | isExpanded () const |
Return true, if one loop corrections are given in the conventions of everything expanded. | |
virtual Energy2 | mu2 () const |
Return the value of the dimensional regularization parameter. | |
virtual double | oneLoopDoublePole () const |
If defined, return the coefficient of the pole in epsilon^2. | |
virtual double | oneLoopSinglePole () const |
If defined, return the coefficient of the pole in epsilon. | |
bool | checkPoles () const |
Return true, if cancellationn of epsilon poles should be checked. | |
void | logPoles () const |
Perform the check of epsilon pole cancellation. | |
const vector< Ptr< MatchboxInsertionOperator >::ptr > & | virtuals () const |
Return the virtual corrections. | |
vector< Ptr< MatchboxInsertionOperator >::ptr > & | virtuals () |
Return the virtual corrections. | |
void | doOneLoop () |
Instruct this matrix element to include one-loop corrections. | |
void | noOneLoop () |
Instruct this matrix element not to include one-loop corrections. | |
bool | oneLoop () const |
Return true, if this matrix element includes one-loop corrections. | |
void | doOneLoopNoBorn () |
Instruct this matrix element to include one-loop corrections but no Born contributions. | |
void | noOneLoopNoBorn () |
bool | oneLoopNoBorn () const |
Return true, if this matrix element includes one-loop corrections but no Born contributions. | |
void | doOneLoopNoLoops () |
Instruct this matrix element to include one-loop corrections but no actual loop contributions. | |
bool | oneLoopNoLoops () const |
Return true, if this matrix element includes one-loop corrections but no actual loop contributions. | |
Dipole subtraction | |
vector< Ptr< SubtractionDipole >::ptr > | getDipoles (const vector< Ptr< SubtractionDipole >::ptr > &, const vector< Ptr< MatchboxMEBase >::ptr > &, bool slim=false) const |
If this matrix element is considered a real emission matrix element, return all subtraction dipoles needed given a set of subtraction terms and underlying Born matrix elements to choose from. | |
virtual bool | noDipole (int, int, int) const |
If this matrix element is considered a real emission matrix element, but actually neglecting a subclass of the contributing diagrams, return true if the given emitter-emission-spectator configuration should not be considered when setting up subtraction dipoles. | |
virtual bool | noDipole (int, int) const |
If this matrix element is considered an underlying Born matrix element in the context of a subtracted real emission, but actually neglecting a subclass of the contributing diagrams, return true if the given emitter-spectator configuration should not be considered when setting up subtraction dipoles. | |
virtual double | colourCorrelatedME2 (pair< int, int >) const |
Return the colour correlated matrix element squared with respect to the given two partons as appearing in mePartonData(), suitably scaled by sHat() to give a dimension-less number. | |
virtual double | largeNColourCorrelatedME2 (pair< int, int > ij, Ptr< ColourBasis >::tptr largeNBasis) const |
Return the colour correlated matrix element squared in the large-N approximation with respect to the given two partons as appearing in mePartonData(), suitably scaled by sHat() to give a dimension-less number. | |
virtual double | spinColourCorrelatedME2 (pair< int, int > emitterSpectator, const SpinCorrelationTensor &c) const |
Return the colour and spin correlated matrix element squared for the gluon indexed by the first argument using the given correlation tensor. | |
virtual double | spinCorrelatedME2 (pair< int, int > emitterSpectator, const SpinCorrelationTensor &c) const |
Return the spin correlated matrix element squared for the vector boson indexed by the first argument using the given correlation tensor. | |
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. | |
bool | verbose () const |
Return true, if verbose. | |
bool | initVerbose () 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 | logGenerateKinematics (const double *r) const |
Write out diagnostic information for generateKinematics. | |
void | logSetScale () const |
Write out diagnostic information for setting scales. | |
void | logPDFWeight () const |
Write out diagnostic information for pdf evaluation. | |
void | logME2 () const |
Write out diagnostic information for me2 evaluation. | |
void | logDSigHatDR () 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 reweights. | |
vector< Ptr< MatchboxReweightBase >::ptr > & | reweights () |
Access the reweights. | |
const MergerBasePtr | merger () const |
Return the theMerger. | |
MergerBasePtr | merger () |
Return the theMerger. | |
void | merger (MergerBasePtr v) |
Set the theMerger. | |
Methods used to setup MatchboxMEBase objects | |
virtual bool | preInitialize () const |
Return true if this object needs to be initialized before all other objects (except those for which this function also returns true). | |
Ptr< MatchboxMEBase >::ptr | cloneMe () const |
Clone this matrix element. | |
void | cloneDependencies (const std::string &prefix="", bool slim=false) |
Clone the dependencies, using a given prefix. | |
void | prepareXComb (MatchboxXCombData &) const |
Prepare an xcomb. | |
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. | |
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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) |
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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 |
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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 |
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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 |
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void | debug () const |
virtual void | debugme () const |
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CounterType | referenceCount () const |
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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 |
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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 |
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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. | |
Protected Member Functions | |
Clone Methods. | |
virtual IBPtr | clone () const |
Make a simple clone of this object. | |
virtual IBPtr | fullclone () const |
Make a clone of this object, possibly modifying the cloned object to make it sane. | |
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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 |
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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) |
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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 &) |
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ReferenceCounted (const ReferenceCounted &) | |
ReferenceCounted & | operator= (const ReferenceCounted &) |
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const Named & | operator= (const Named &other) |
const string & | name (const string &newName) |
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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. | |
Standard Interfaced functions. | |
Ptr< MatchboxPhasespace >::ptr | thePhasespace |
The phase space generator to be used. | |
Ptr< MatchboxAmplitude >::ptr | theAmplitude |
The amplitude to be used. | |
Ptr< MatchboxScaleChoice >::ptr | theScaleChoice |
The scale choice object. | |
vector< Ptr< MatchboxInsertionOperator >::ptr > | theVirtuals |
The virtual corrections. | |
vector< Ptr< MatchboxReweightBase >::ptr > | theReweights |
A vector of reweight objects the sum of which should be applied to reweight this matrix element. | |
Process | theSubprocess |
The subprocess to be considered. | |
bool | theOneLoop |
True, if this matrix element includes one-loop corrections. | |
bool | theOneLoopNoBorn |
True, if this matrix element includes one-loop corrections but no Born contributions. | |
bool | theOneLoopNoLoops |
True, if this matrix element includes one-loop corrections but no actual loop contributions (e.g. | |
vector< int > | theOLPProcess |
The process index, if this is an OLP handled matrix element. | |
map< cPDVector, AccuracyHistogram > | epsilonSquarePoleHistograms |
Histograms of epsilon^2 pole cancellation. | |
map< cPDVector, AccuracyHistogram > | epsilonPoleHistograms |
Histograms of epsilon pole cancellation. | |
bool | theNoCorrelations |
True, if this is a real emission matrix element which does not require colour correlators. | |
pair< bool, bool > | theHavePDFs |
Flag which pdfs should be included. | |
bool | checkedPDFs |
True, if already checked for which PDFs to include. | |
MergerBasePtr | theMerger |
The merging helper to be used. | |
virtual void | doinit () |
Initialize this object after the setup phase before saving an EventGenerator to disk. | |
virtual void | doinitrun () |
Initialize this object. | |
virtual void | dofinish () |
Finalize this object. | |
MatchboxMEBase & | operator= (const MatchboxMEBase &)=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 | |
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typedef vector< DiagPtr > | DiagramVector |
typedef DiagramVector::size_type | DiagramIndex |
typedef vector< ReweightPtr > | ReweightVector |
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enum | InitState |
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typedef unsigned int | CounterType |
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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 |
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static void | Init () |
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static void | Init () |
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static void | Init () |
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static void | Init () |
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static void | Init () |
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initializing | |
uninitialized | |
initialized | |
runready | |
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const unsigned long | uniqueId |
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static void | registerRepository (IBPtr) |
static void | registerRepository (IBPtr, string newName) |
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XCPtr | theLastXComb |
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MatchboxXCombData * | theLastMatchboxXComb |
The XComb pointer cast to MatchboxXComb. | |
MatchboxXCombData * | theLastHeadMatchboxXComb |
The head XComb pointer cast to MatchboxXComb. | |
MatchboxMEBase is the base class for matrix elements in the context of the matchbox NLO interface.
Definition at line 44 of file MatchboxMEBase.h.
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inline |
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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 486 of file MatchboxMEBase.h.
References ThePEG::LastXCombInfo< StandardXComb >::lastAlphaEM().
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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 479 of file MatchboxMEBase.h.
References ThePEG::LastXCombInfo< StandardXComb >::lastAlphaS().
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inlinevirtual |
Return true, if this amplitude is capable of consistently filling the rho matrices for the spin correllations.
Definition at line 119 of file MatchboxMEBase.h.
References matchboxAmplitude().
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virtual |
Clear the information previously provided by a call to setKinematics(...).
Reimplemented from ThePEG::MEBase.
|
protectedvirtual |
Make a simple clone of this object.
Implements ThePEG::InterfacedBase.
Referenced by cloneMe().
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inline |
|
virtual |
Return a Selector with possible colour geometries for the selected diagram weighted by their relative probabilities.
Implements ThePEG::MEBase.
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virtual |
construct the spin information for the interaction
Reimplemented from ThePEG::MEBase.
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inlinevirtual |
construct the spin information for the interaction
Reimplemented from ThePEG::MEBase.
Definition at line 128 of file MatchboxMEBase.h.
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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.
Referenced by haveX1X2(), and wantCMS().
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virtual |
Reimplemented from ThePEG::MEBase.
|
virtual |
Reimplemented from ThePEG::MEBase.
|
protectedvirtual |
Finalize this object.
Called in the run phase just after a run has ended. Used eg. to write out statistics.
Reimplemented from ThePEG::InterfacedBase.
|
protectedvirtual |
Initialize this object after the setup phase before saving an EventGenerator to disk.
InitException | if object could not be initialized properly. |
Reimplemented from ThePEG::MEBase.
|
protectedvirtual |
Initialize this object.
Called in the run phase just before a run begins.
Reimplemented from ThePEG::MEBase.
|
inline |
Instruct this matrix element to include one-loop corrections.
Definition at line 764 of file MatchboxMEBase.h.
References theOneLoop.
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inline |
Instruct this matrix element to include one-loop corrections but no Born contributions.
Definition at line 781 of file MatchboxMEBase.h.
References theOneLoop, and theOneLoopNoBorn.
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inline |
Instruct this matrix element to include one-loop corrections but no actual loop contributions.
Definition at line 795 of file MatchboxMEBase.h.
References theOneLoop, and theOneLoopNoLoops.
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virtual |
Return the matrix element squared differential in the variables given by the last call to generateKinematics().
Implements ThePEG::MEBase.
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inlinevirtual |
Get the factorization scale factor.
Definition at line 429 of file MatchboxMEBase.h.
References factorizationScaleFactor().
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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.
|
protectedvirtual |
Make a clone of this object, possibly modifying the cloned object to make it sane.
Reimplemented from ThePEG::InterfacedBase.
double Herwig::MatchboxMEBase::generateIncomingPartons | ( | const double * | r1, |
const double * | r2 | ||
) |
Generate incoming parton momenta.
This default implementation performs the standard mapping from x1,x2 -> tau,y making 1/tau flat; incoming parton momenta are stored in meMomenta()[0,1], only massless partons are supported so far; return the Jacobian of the mapping
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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. Derived classes must call this method once internal degrees of freedom are setup and finally return the result of this method.
Implements ThePEG::MEBase.
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virtual |
Add all possible diagrams with the add() function.
Implements ThePEG::MEBase.
|
virtual |
Implements ThePEG::MEBase.
|
virtual |
Implements ThePEG::MEBase.
|
inlinevirtual |
Return true, if this amplitude already includes symmetry factors for identical outgoing particles.
Definition at line 161 of file MatchboxMEBase.h.
References matchboxAmplitude().
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inlinevirtual |
Return true, if this amplitude already includes averaging over incoming parton's quantum numbers.
Definition at line 153 of file MatchboxMEBase.h.
References matchboxAmplitude().
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inlinevirtual |
Indicate that this matrix element is running alphaew by itself.
Definition at line 403 of file MatchboxMEBase.h.
References matchboxAmplitude().
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inlinevirtual |
Indicate that this matrix element is running alphas by itself.
Definition at line 394 of file MatchboxMEBase.h.
References matchboxAmplitude().
|
virtual |
Return true, if this matrix element provides the PDF weight for the first incoming parton itself.
Reimplemented from ThePEG::MEBase.
|
virtual |
Return true, if this matrix element provides the PDF weight for the second incoming parton itself.
Reimplemented from ThePEG::MEBase.
|
inlinevirtual |
Return true, if this matrix element will generate momenta for the incoming partons itself.
The matrix element is required to store the incoming parton momenta in meMomenta()[0,1]. No mapping in tau and y is performed by the PartonExtractor object, if a derived class returns true here. The phase space jacobian is to include a factor 1/(x1 x2).
Reimplemented from ThePEG::MEBase.
Definition at line 338 of file MatchboxMEBase.h.
References diagrams(), haveX1X2(), and phasespace().
Referenced by haveX1X2().
|
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.
|
virtual |
Return true, if one loop corrections have been calculated in dimensional reduction.
Otherwise conventional dimensional regularization is assumed. Note that renormalization is always assumed to be MSbar.
|
inlinevirtual |
Return true, if this matrix element is handled by a BLHA one-loop provider.
Definition at line 203 of file MatchboxMEBase.h.
References matchboxAmplitude().
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inlinevirtual |
Return true, if this matrix element is handled by a BLHA one-loop provider.
Definition at line 196 of file MatchboxMEBase.h.
References matchboxAmplitude().
|
inlinevirtual |
Return true, if the XComb steering this matrix element should keep track of the random numbers used to generate the last phase space point.
Reimplemented from ThePEG::MEBase.
Definition at line 279 of file MatchboxMEBase.h.
|
inline |
Access the meMomenta.
Definition at line 362 of file MatchboxMEBase.h.
References ThePEG::MEBase::meMomenta().
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inline |
Return the meMomenta as generated at the last phase space point.
Definition at line 357 of file MatchboxMEBase.h.
References ThePEG::MEBase::meMomenta().
|
inline |
|
virtual |
For the given event generation setup return a xcomb object appropriate to this matrix element.
Reimplemented from ThePEG::MEBase.
|
virtual |
For the given event generation setup return a dependent xcomb object appropriate to this matrix element.
Reimplemented from ThePEG::MEBase.
|
inline |
Return the amplitude.
Definition at line 525 of file MatchboxMEBase.h.
References theAmplitude.
Referenced by canFillRhoMatrix(), hasFinalStateSymmetry(), hasInitialAverage(), hasRunningAlphaEW(), hasRunningAlphaS(), isOLPLoop(), isOLPTree(), and needsOLPCorrelators().
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inline |
|
virtual |
Return the matrix element for the kinematical configuation previously provided by the last call to setKinematics(), suitably scaled by sHat() to give a dimension-less number.
Implements ThePEG::MEBase.
|
virtual |
Return the value of the dimensional regularization parameter.
Note that renormalization scale dependence is fully restored in DipoleIOperator.
|
virtual |
The number of internal degreed of freedom used in the matrix element.
Reimplemented from ThePEG::MEBase.
|
inline |
Indicate that this is a virtual matrix element which does require colour correlators.
Definition at line 249 of file MatchboxMEBase.h.
References theNoCorrelations.
|
inline |
Indicate that this is a real emission matrix element which does not require colour correlators.
Definition at line 241 of file MatchboxMEBase.h.
References theNoCorrelations.
|
inlinevirtual |
Return true, if colour and spin correlated matrix elements should be ordered from the OLP.
Definition at line 211 of file MatchboxMEBase.h.
References matchboxAmplitude().
|
inline |
Return true, if this is a real emission matrix element which does not require colour correlators.
Definition at line 233 of file MatchboxMEBase.h.
References theNoCorrelations.
|
inlinevirtual |
If this matrix element is considered an underlying Born matrix element in the context of a subtracted real emission, but actually neglecting a subclass of the contributing diagrams, return true if the given emitter-spectator configuration should not be considered when setting up subtraction dipoles.
Definition at line 836 of file MatchboxMEBase.h.
|
inlinevirtual |
If this matrix element is considered a real emission matrix element, but actually neglecting a subclass of the contributing diagrams, return true if the given emitter-emission-spectator configuration should not be considered when setting up subtraction dipoles.
Definition at line 827 of file MatchboxMEBase.h.
|
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 91 of file MatchboxMEBase.h.
|
inline |
Instruct this matrix element not to include one-loop corrections.
Definition at line 770 of file MatchboxMEBase.h.
References theOneLoop.
|
inline |
Definition at line 783 of file MatchboxMEBase.h.
|
inline |
Return the process index, if this is an OLP handled matrix element.
Definition at line 218 of file MatchboxMEBase.h.
References theOLPProcess.
|
inline |
Set the process index, if this is an OLP handled matrix element.
Definition at line 223 of file MatchboxMEBase.h.
References theOLPProcess.
|
inline |
Return true, if this matrix element includes one-loop corrections.
Definition at line 775 of file MatchboxMEBase.h.
References theOneLoop.
|
inline |
Return true, if this matrix element includes one-loop corrections but no Born contributions.
Definition at line 789 of file MatchboxMEBase.h.
References onlyOneLoop(), and theOneLoopNoBorn.
|
inline |
Return true, if this matrix element includes one-loop corrections but no actual loop contributions.
Definition at line 801 of file MatchboxMEBase.h.
References theOneLoopNoLoops.
|
privatedelete |
The assignment operator is private and must never be called.
In fact, it should not even be implemented.
|
virtual |
Return the order in \(\alpha_{EM}\) in which this matrix element is given.
Returns 0.
Implements ThePEG::MEBase.
|
virtual |
Implements ThePEG::MEBase.
|
virtual |
Implements ThePEG::MEBase.
|
virtual |
Return the order in \(\alpha_S\) in which this matrix element is given.
Implements ThePEG::MEBase.
|
virtual |
Implements ThePEG::MEBase.
|
virtual |
Implements ThePEG::MEBase.
void Herwig::MatchboxMEBase::persistentInput | ( | PersistentIStream & | is, |
int | version | ||
) |
Function used to read in object persistently.
is | the persistent input stream read from. |
version | the version number of the object when written. |
void Herwig::MatchboxMEBase::persistentOutput | ( | PersistentOStream & | os | ) | const |
Function used to write out object persistently.
os | the persistent output stream written to. |
|
inline |
Return the phase space generator to be used.
Definition at line 261 of file MatchboxMEBase.h.
References thePhasespace.
Referenced by haveX1X2(), and wantCMS().
|
inline |
Set the phase space generator to be used.
Definition at line 266 of file MatchboxMEBase.h.
References thePhasespace.
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inlinevirtual |
Return true if this object needs to be initialized before all other objects (except those for which this function also returns true).
This default version always returns false, but subclasses may override it to return true.
Reimplemented from ThePEG::InterfacedBase.
Definition at line 978 of file MatchboxMEBase.h.
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inlinevirtual |
Get the renormalization scale factor.
Definition at line 445 of file MatchboxMEBase.h.
References renormalizationScaleFactor().
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inline |
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inline |
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inlinevirtual |
Return the scale associated with the phase space point provided by the last call to setKinematics().
Implements ThePEG::MEBase.
Definition at line 413 of file MatchboxMEBase.h.
References ThePEG::LastXCombInfo< StandardXComb >::lastScale().
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inline |
Return the scale choice object.
Definition at line 384 of file MatchboxMEBase.h.
References theScaleChoice.
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inline |
Set the scale choice object.
Definition at line 379 of file MatchboxMEBase.h.
References theScaleChoice.
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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.
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virtual |
Set veto scales on the particles at the given SubProcess which has been generated using this matrix element.
Reimplemented from ThePEG::MEBase.
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virtual |
Set the XComb object to be used in the next call to generateKinematics() and dSigHatDR().
Reimplemented from ThePEG::MEBase.
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inline |
|
inline |
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inline |
Return the virtual corrections.
Definition at line 757 of file MatchboxMEBase.h.
References theVirtuals.
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inline |
Return the virtual corrections.
Definition at line 750 of file MatchboxMEBase.h.
References theVirtuals.
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inlinevirtual |
Return true, if this matrix element expects the incoming partons in their center-of-mass system.
Reimplemented from ThePEG::MEBase.
Definition at line 348 of file MatchboxMEBase.h.
References diagrams(), phasespace(), and wantCMS().
Referenced by wantCMS().
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mutableprivate |
True, if already checked for which PDFs to include.
Definition at line 1169 of file MatchboxMEBase.h.
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mutableprivate |
Histograms of epsilon pole cancellation.
Definition at line 1153 of file MatchboxMEBase.h.
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mutableprivate |
Histograms of epsilon^2 pole cancellation.
Definition at line 1148 of file MatchboxMEBase.h.
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private |
The amplitude to be used.
Definition at line 1098 of file MatchboxMEBase.h.
Referenced by matchboxAmplitude().
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mutableprivate |
Flag which pdfs should be included.
Definition at line 1164 of file MatchboxMEBase.h.
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private |
The merging helper to be used.
Only the head ME has a pointer to this helper.
Definition at line 1176 of file MatchboxMEBase.h.
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private |
True, if this is a real emission matrix element which does not require colour correlators.
Definition at line 1159 of file MatchboxMEBase.h.
Referenced by needsCorrelations(), needsNoCorrelations(), and noCorrelations().
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private |
The process index, if this is an OLP handled matrix element.
Definition at line 1143 of file MatchboxMEBase.h.
Referenced by olpProcess().
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private |
True, if this matrix element includes one-loop corrections.
Definition at line 1126 of file MatchboxMEBase.h.
Referenced by doOneLoop(), doOneLoopNoBorn(), doOneLoopNoLoops(), noOneLoop(), and oneLoop().
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private |
True, if this matrix element includes one-loop corrections but no Born contributions.
Definition at line 1132 of file MatchboxMEBase.h.
Referenced by doOneLoopNoBorn(), and oneLoopNoBorn().
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private |
True, if this matrix element includes one-loop corrections but no actual loop contributions (e.g.
finite collinear terms)
Definition at line 1138 of file MatchboxMEBase.h.
Referenced by doOneLoopNoLoops(), and oneLoopNoLoops().
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private |
The phase space generator to be used.
Definition at line 1093 of file MatchboxMEBase.h.
Referenced by phasespace().
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private |
A vector of reweight objects the sum of which should be applied to reweight this matrix element.
Definition at line 1114 of file MatchboxMEBase.h.
Referenced by addReweight(), and reweights().
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private |
The scale choice object.
Definition at line 1103 of file MatchboxMEBase.h.
Referenced by scaleChoice().
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private |
The subprocess to be considered.
Definition at line 1121 of file MatchboxMEBase.h.
Referenced by subProcess().
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private |
The virtual corrections.
Definition at line 1108 of file MatchboxMEBase.h.
Referenced by virtuals().