Herwig 7.3.0
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MatchboxAmplitude is the base class for amplitude implementations inside Matchbox. More...
#include <MatchboxAmplitude.h>
Public Member Functions | |
MatchboxAmplitude () | |
The default constructor. | |
virtual Complex | value (const tcPDVector &particles, const vector< Lorentz5Momentum > &momenta, const vector< int > &helicities) |
Return the amplitude. | |
Ptr< MatchboxFactory >::tptr | factory () const |
Return the factory which produced this matrix element. | |
Subprocess information | |
virtual bool | canHandle (const PDVector &p, Ptr< MatchboxFactory >::tptr, bool) const |
Return true, if this amplitude can handle the given process. | |
virtual bool | canHandle (const PDVector &) const |
Return true, if this amplitude can handle the given process. | |
virtual int | nDimAdditional () const |
Return the number of random numbers required to evaluate this amplitude at a fixed phase space point. | |
virtual Ptr< MatchboxMEBase >::ptr | makeME (const PDVector &) const |
Return a ME instance appropriate for this amplitude and the given subprocesses. | |
virtual void | orderInGs (unsigned int) |
Set the (tree-level) order in \(g_S\) in which this matrix element should be evaluated. | |
virtual unsigned int | orderInGs () const =0 |
Return the (tree-level) order in \(g_S\) in which this matrix element is given. | |
virtual void | orderInGem (unsigned int) |
Set the (tree-level) order in \(g_{EM}\) in which this matrix element should be evaluated. | |
virtual unsigned int | orderInGem () const =0 |
Return the (tree-level) order in \(g_{EM}\) in which this matrix element is given. | |
Ptr< StandardModel >::tcptr | standardModel () |
Return the Herwig StandardModel object. | |
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 bool | isOLPTree () const |
Return true, if this amplitude is handled by a BLHA one-loop provider. | |
virtual bool | isOLPLoop () const |
Return true, if this amplitude 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. | |
virtual void | olpOrderFileHeader (ostream &) const |
Write the order file header. | |
virtual void | olpOrderFileProcesses (ostream &, const map< pair< Process, int >, int > &procs) const |
Write the order file process list. | |
virtual void | signOLP (const string &, const string &) |
Start the one loop provider, if appropriate, giving order and contract files. | |
virtual void | startOLP (const string &, int &status) |
Start the one loop provider, if appropriate. | |
virtual bool | startOLP (const map< pair< Process, int >, int > &procs) |
Start the one loop provider, if appropriate. | |
virtual bool | isExternal () const |
Return true, if this amplitude needs to initialize an external code. | |
virtual bool | initializeExternal () |
Initialize this amplitude. | |
virtual int | externalId (const cPDVector &) |
Return a generic process id for the given process. | |
const map< long, Energy > & | reshuffleMasses () const |
Return the map with masses to be used for amplitude evaluation. | |
void | checkReshuffling (Ptr< MatchboxPhasespace >::tptr) |
Check if reshuffling is needed at all. | |
virtual bool | hasAmplitudeMomenta () const |
Return true, if this amplitude makes use of amplitudeMomenta. | |
Colour basis. | |
virtual Ptr< ColourBasis >::tptr | colourBasis () const |
Return the colour basis. | |
virtual bool | haveColourFlows () const |
Return true, if the colour basis is capable of assigning colour flows. | |
virtual Selector< const ColourLines * > | colourGeometries (tcDiagPtr diag) const |
Return a Selector with possible colour geometries for the selected diagram weighted by their relative probabilities. | |
const string & | colourOrderingString (size_t id) const |
Return an ordering identifier for the current subprocess and colour absis tensor index. | |
const set< vector< size_t > > & | colourOrdering (size_t id) const |
Return an ordering identifier for the current subprocess and colour absis tensor index. | |
Phasespace point, crossing and helicities | |
virtual void | setXComb (tStdXCombPtr xc) |
Set the xcomb object. | |
Lorentz5Momentum | amplitudeMomentum (int) const |
Return the momentum as crossed appropriate for this amplitude. | |
virtual void | fillCrossingMap (size_t shift=0) |
Perform a normal ordering of external legs and fill the crossing information as. | |
virtual set< vector< int > > | generateHelicities () const |
Generate the helicity combinations. | |
virtual vector< unsigned int > | physicalHelicities (const vector< int > &) const |
Return the helicity combination of the physical process in the conventions used by the spin correlation algorithm. | |
Tree-level amplitudes | |
virtual void | prepareAmplitudes (Ptr< MatchboxMEBase >::tcptr) |
Calculate the tree level amplitudes for the phasespace point stored in lastXComb. | |
virtual double | me2 () const |
Return the matrix element squared. | |
double | colourCharge (tcPDPtr) const |
Return the colour charge of a given leg. | |
double | largeNColourCharge (tcPDPtr) const |
Return the large-N charge of a given leg. | |
virtual double | largeNME2 (Ptr< ColourBasis >::tptr largeNBasis) const |
Return the largeN matrix element squared. | |
virtual double | colourCorrelatedME2 (pair< int, int > ij) const |
Return the colour correlated matrix element. | |
virtual double | largeNColourCorrelatedME2 (pair< int, int > ij, Ptr< ColourBasis >::tptr largeNBasis) const |
Return the large-N colour correlated matrix element. | |
bool | trivialColourLegs () const |
Return true if trivial colour configuration. | |
virtual bool | canFillRhoMatrix () const |
Return true, if this amplitude is capable of consistently filling the rho matrices for the spin correllations. | |
virtual LorentzVector< Complex > | plusPolarization (const Lorentz5Momentum &p, const Lorentz5Momentum &n, int id=-1) const |
Return a positive helicity polarization vector for a gluon of momentum p (with reference vector n) to be used when evaluating spin correlations. | |
virtual double | spinColourCorrelatedME2 (pair< int, int > emitterSpectator, const SpinCorrelationTensor &c) const |
Return the colour and spin correlated matrix element. | |
virtual double | spinCorrelatedME2 (pair< int, int > emitterSpectator, const SpinCorrelationTensor &c) const |
Return the spin correlated matrix element. | |
virtual bool | treeAmplitudes () const |
Return true, if tree-level contributions will be evaluated at amplitude level. | |
virtual Complex | evaluate (size_t, const vector< int > &, Complex &) |
Evaluate the amplitude for the given colour tensor id and helicity assignment. | |
One-loop amplitudes | |
virtual Ptr< MatchboxAmplitude >::tptr | oneLoopAmplitude () const |
Return the one-loop amplitude, if applicable. | |
virtual void | disableOneLoop () |
Diasble one-loop functionality if not needed. | |
virtual bool | haveOneLoop () const |
Return true, if this amplitude is capable of calculating one-loop (QCD) corrections. | |
virtual bool | onlyOneLoop () const |
Return true, if this amplitude only provides one-loop (QCD) corrections. | |
virtual bool | oneLoopAmplitudes () const |
Return true, if one-loop contributions will be evaluated at amplitude level. | |
virtual bool | isDR () const |
Return true, if one loop corrections have been calculated in dimensional reduction. | |
virtual bool | isDRbar () const |
Return true, if the amplitude is DRbar renormalized, otherwise MSbar is assumed. | |
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 bool | hasRunningAlphaS () const |
Indicate that this amplitude is running alphas by itself. | |
virtual bool | hasRunningAlphaEW () const |
Indicate that this amplitude is running alphaew by itself. | |
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. | |
virtual void | prepareOneLoopAmplitudes (Ptr< MatchboxMEBase >::tcptr) |
Calculate the one-loop amplitudes for the phasespace point stored in lastXComb, if provided. | |
virtual double | oneLoopInterference () const |
Return the one-loop/tree interference. | |
virtual Complex | evaluateOneLoop (size_t, const vector< int > &) |
Evaluate the amplitude for the given colour tensor id and helicity assignment. | |
Caching and helpers to setup amplitude objects. | |
virtual void | flushCaches () |
Flush all cashes. | |
Ptr< MatchboxAmplitude >::ptr | cloneMe () const |
Clone this amplitude. | |
virtual void | cloneDependencies (const std::string &prefix="", bool slim=false) |
Clone the dependencies, using a given prefix. | |
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Amplitude & | operator= (const Amplitude &)=delete |
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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. | |
Standard Interfaced functions. | |
Ptr< ColourBasis >::ptr | theColourBasis |
The colour basis implementation to be used. | |
int | theCleanupAfter |
The number of points after which helicity combinations wil be cleaned up. | |
int | treeLevelHelicityPoints |
The number of points that are calculated before a certain helicity is excluded. | |
int | oneLoopHelicityPoints |
The number of points that are calculated before a certain helicity is excluded. | |
map< long, Energy > | theReshuffleMasses |
The map with masses to be used for amplitude evaluation. | |
bool | theTrivialColourLegs |
True if trivial colour configuration. | |
virtual void | doinit () |
Initialize this object after the setup phase before saving an EventGenerator to disk. | |
virtual void | doinitrun () |
Initialize this object. | |
void | doGenerateHelicities (set< vector< int > > &res, vector< int > ¤t, size_t pos) const |
Recursively generate helicities. | |
string | doReshuffle (string) |
A command to fill the reshuffle mass map. | |
string | doMassless (string) |
A command to fill the reshuffle mass map. | |
string | doOnShell (string) |
A command to fill the reshuffle mass map. | |
string | doClearReshuffling (string) |
Clear the reshuffling map. | |
MatchboxAmplitude & | operator= (const MatchboxAmplitude &)=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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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 AbstractNoPIOClassDescription< Amplitude > | initAmplitude |
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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. | |
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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. | |
MatchboxAmplitude is the base class for amplitude implementations inside Matchbox.
Definition at line 108 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if this amplitude is capable of consistently filling the rho matrices for the spin correllations.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MadGraphAmplitude.
Definition at line 405 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if this amplitude can handle the given process.
Definition at line 150 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if this amplitude can handle the given process.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 143 of file MatchboxAmplitude.h.
References canHandle().
Referenced by canHandle().
|
virtual |
Clone the dependencies, using a given prefix.
Reimplemented in Herwig::MatchboxHybridAmplitude.
|
inline |
Clone this amplitude.
Definition at line 563 of file MatchboxAmplitude.h.
References ThePEG::InterfacedBase::clone().
|
inlinevirtual |
Return the colour basis.
Reimplemented in Herwig::MatchboxHybridAmplitude.
Definition at line 292 of file MatchboxAmplitude.h.
References theColourBasis.
Referenced by haveColourFlows().
|
virtual |
Return the colour correlated matrix element.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
|
virtual |
Return a Selector with possible colour geometries for the selected diagram weighted by their relative probabilities.
Reimplemented in Herwig::MatchboxHybridAmplitude.
|
inlinevirtual |
Diasble one-loop functionality if not needed.
Reimplemented in Herwig::MatchboxHybridAmplitude.
Definition at line 455 of file MatchboxAmplitude.h.
|
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::InterfacedBase.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, Herwig::MatchboxAmplitudeggttbar, Herwig::MatchboxAmplitudeggttbarg, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudellbarqqbargg, Herwig::MatchboxAmplitudellbarqqbarqqbar, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::MatchboxAmplitudeqqbarttbar, Herwig::MatchboxAmplitudeqqbarttbarg, Herwig::GoSamAmplitude, Herwig::MadGraphAmplitude, Herwig::NJetsAmplitude, and Herwig::VBFNLOAmplitude.
|
protectedvirtual |
Initialize this object.
Called in the run phase just before a run begins.
Reimplemented from ThePEG::InterfacedBase.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, Herwig::MatchboxAmplitudeggttbar, Herwig::MatchboxAmplitudeggttbarg, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudellbarqqbargg, Herwig::MatchboxAmplitudellbarqqbarqqbar, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::MatchboxAmplitudeqqbarttbar, Herwig::MatchboxAmplitudeqqbarttbarg, Herwig::GoSamAmplitude, Herwig::MadGraphAmplitude, Herwig::NJetsAmplitude, Herwig::OpenLoopsAmplitude, and Herwig::VBFNLOAmplitude.
|
inlinevirtual |
Evaluate the amplitude for the given colour tensor id and helicity assignment.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxAmplitudeggttbar, Herwig::MatchboxAmplitudeggttbarg, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudellbarqqbargg, Herwig::MatchboxAmplitudellbarqqbarqqbar, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::MatchboxAmplitudeqqbarttbar, Herwig::MatchboxAmplitudeqqbarttbarg, and Herwig::MadGraphAmplitude.
Definition at line 438 of file MatchboxAmplitude.h.
|
inlinevirtual |
Evaluate the amplitude for the given colour tensor id and helicity assignment.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudelnuqqbar, and Herwig::MatchboxAmplitudelnuqqbarg.
Definition at line 548 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return a generic process id for the given process.
Reimplemented in Herwig::MadGraphAmplitude, and Herwig::MatchboxHybridAmplitude.
Definition at line 267 of file MatchboxAmplitude.h.
|
virtual |
Perform a normal ordering of external legs and fill the crossing information as.
This default implementation sorts lexicographically in (abs(colour)/spin/abs(charge)), putting pairs of particles/anti-particles where possible.
Reimplemented in Herwig::MatchboxHybridAmplitude.
|
inlinevirtual |
Flush all cashes.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxAmplitudeggttbar, Herwig::MatchboxAmplitudeggttbarg, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudellbarqqbargg, Herwig::MatchboxAmplitudellbarqqbarqqbar, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::MatchboxAmplitudeqqbarttbar, Herwig::MatchboxAmplitudeqqbarttbarg, and Herwig::MadGraphAmplitude.
Definition at line 558 of file MatchboxAmplitude.h.
Referenced by Herwig::MatchboxAmplitudeggttbar::flushCaches(), Herwig::MatchboxAmplitudeggttbarg::flushCaches(), Herwig::MatchboxAmplitudehbbbar::flushCaches(), Herwig::MatchboxAmplitudehbbbarg::flushCaches(), Herwig::MatchboxAmplitudehgg::flushCaches(), Herwig::MatchboxAmplitudehggg::flushCaches(), Herwig::MatchboxAmplitudehqqbarg::flushCaches(), Herwig::MatchboxAmplitudellbarqqbar::flushCaches(), Herwig::MatchboxAmplitudellbarqqbarg::flushCaches(), Herwig::MatchboxAmplitudellbarqqbargg::flushCaches(), Herwig::MatchboxAmplitudellbarqqbarqqbar::flushCaches(), Herwig::MatchboxAmplitudelnuqqbar::flushCaches(), Herwig::MatchboxAmplitudelnuqqbarg::flushCaches(), Herwig::MatchboxAmplitudelnuqqbargg::flushCaches(), Herwig::MatchboxAmplitudelnuqqbarqqbar::flushCaches(), Herwig::MatchboxAmplitudeqqbarttbar::flushCaches(), Herwig::MatchboxAmplitudeqqbarttbarg::flushCaches(), and Herwig::MadGraphAmplitude::flushCaches().
|
inlinevirtual |
Return true, if this amplitude makes use of amplitudeMomenta.
Definition at line 282 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if this amplitude already includes symmetry factors for identical outgoing particles.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::GoSamAmplitude, Herwig::MadGraphAmplitude, Herwig::NJetsAmplitude, Herwig::OpenLoopsAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 207 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if this amplitude already includes averaging over incoming parton's quantum numbers.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::NJetsAmplitude, Herwig::OpenLoopsAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 201 of file MatchboxAmplitude.h.
|
inlinevirtual |
Indicate that this amplitude is running alphaew by itself.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 521 of file MatchboxAmplitude.h.
|
inlinevirtual |
Indicate that this amplitude is running alphas by itself.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 516 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if the colour basis is capable of assigning colour flows.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 298 of file MatchboxAmplitude.h.
References colourBasis().
|
inlinevirtual |
Return true, if this amplitude is capable of calculating one-loop (QCD) corrections.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, Herwig::MatchboxAmplitudeggttbar, Herwig::MatchboxAmplitudeggttbarg, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudellbarqqbargg, Herwig::MatchboxAmplitudellbarqqbarqqbar, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::MatchboxAmplitudeqqbarttbar, Herwig::MatchboxAmplitudeqqbarttbarg, and Herwig::MadGraphAmplitude.
Definition at line 461 of file MatchboxAmplitude.h.
|
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.
|
inlinevirtual |
Initialize this amplitude.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MadGraphAmplitude.
Definition at line 262 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if one loop corrections are given in the conventions of BDK.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::GoSamAmplitude, Herwig::MadGraphAmplitude, Herwig::OpenLoopsAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 498 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if one loop corrections are given in the conventions of the integrated dipoles.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::GoSamAmplitude, Herwig::MadGraphAmplitude, Herwig::OpenLoopsAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 492 of file MatchboxAmplitude.h.
|
inlinevirtual |
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.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::GoSamAmplitude, Herwig::MadGraphAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 480 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if the amplitude is DRbar renormalized, otherwise MSbar is assumed.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::GoSamAmplitude, Herwig::MadGraphAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 486 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if one loop corrections are given in the conventions of everything expanded.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, Herwig::MatchboxAmplitudellbarqqbar, Herwig::GoSamAmplitude, Herwig::MadGraphAmplitude, Herwig::OpenLoopsAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 504 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if this amplitude needs to initialize an external code.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MadGraphAmplitude.
Definition at line 257 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if this amplitude is handled by a BLHA one-loop provider.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 217 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if this amplitude is handled by a BLHA one-loop provider.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 212 of file MatchboxAmplitude.h.
|
virtual |
Return the large-N colour correlated matrix element.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, and Herwig::VBFNLOAmplitude.
|
virtual |
Return the largeN matrix element squared.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, and Herwig::VBFNLOAmplitude.
|
virtual |
Return a ME instance appropriate for this amplitude and the given subprocesses.
Reimplemented in Herwig::MatchboxHybridAmplitude.
|
virtual |
Return the matrix element squared.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
|
inlinevirtual |
Return the value of the dimensional regularization parameter.
Note that renormalization scale dependence is fully restored in DipoleIOperator.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, Herwig::MatchboxAmplitudeggttbar, Herwig::MatchboxAmplitudeggttbarg, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::MatchboxAmplitudeqqbarttbar, Herwig::MatchboxAmplitudeqqbarttbarg, and Herwig::MadGraphAmplitude.
Definition at line 511 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return the number of random numbers required to evaluate this amplitude at a fixed phase space point.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 156 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if colour and spin correlated matrix elements should be ordered from the OLP.
Reimplemented in Herwig::MatchboxHybridAmplitude.
Definition at line 223 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return the one-loop amplitude, if applicable.
Reimplemented in Herwig::MatchboxHybridAmplitude.
Definition at line 448 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if one-loop contributions will be evaluated at amplitude level.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, and Herwig::MadGraphAmplitude.
Definition at line 472 of file MatchboxAmplitude.h.
|
inlinevirtual |
If defined, return the coefficient of the pole in epsilon^2.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 526 of file MatchboxAmplitude.h.
|
virtual |
Return the one-loop/tree interference.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, and Herwig::MadGraphAmplitude.
|
inlinevirtual |
If defined, return the coefficient of the pole in epsilon.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 531 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if this amplitude only provides one-loop (QCD) corrections.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 467 of file MatchboxAmplitude.h.
|
privatedelete |
The assignment operator is private and must never be called.
In fact, it should not even be implemented.
|
pure virtual |
Return the (tree-level) order in \(g_{EM}\) in which this matrix element is given.
Implemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, Herwig::MatchboxAmplitudeggttbar, Herwig::MatchboxAmplitudeggttbarg, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudellbarqqbargg, Herwig::MatchboxAmplitudellbarqqbarqqbar, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::MatchboxAmplitudeqqbarttbar, Herwig::MatchboxAmplitudeqqbarttbarg, and Herwig::MadGraphAmplitude.
|
inlinevirtual |
Set the (tree-level) order in \(g_{EM}\) in which this matrix element should be evaluated.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, and Herwig::MadGraphAmplitude.
Definition at line 180 of file MatchboxAmplitude.h.
|
pure virtual |
Return the (tree-level) order in \(g_S\) in which this matrix element is given.
Implemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, Herwig::MatchboxAmplitudeggttbar, Herwig::MatchboxAmplitudeggttbarg, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudellbarqqbargg, Herwig::MatchboxAmplitudellbarqqbarqqbar, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::MatchboxAmplitudeqqbarttbar, Herwig::MatchboxAmplitudeqqbarttbarg, and Herwig::MadGraphAmplitude.
|
inlinevirtual |
Set the (tree-level) order in \(g_S\) in which this matrix element should be evaluated.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, and Herwig::MadGraphAmplitude.
Definition at line 168 of file MatchboxAmplitude.h.
void Herwig::MatchboxAmplitude::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::MatchboxAmplitude::persistentOutput | ( | PersistentOStream & | os | ) | const |
Function used to write out object persistently.
os | the persistent output stream written to. |
|
virtual |
Return the helicity combination of the physical process in the conventions used by the spin correlation algorithm.
Reimplemented in Herwig::MadGraphAmplitude, and Herwig::MatchboxHybridAmplitude.
|
virtual |
Return a positive helicity polarization vector for a gluon of momentum p (with reference vector n) to be used when evaluating spin correlations.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::GenericOLPAmplitude, Herwig::MadGraphAmplitude, Herwig::NJetsAmplitude, Herwig::VBFNLOAmplitude, and Herwig::GoSamAmplitude.
|
virtual |
Calculate the tree level amplitudes for the phasespace point stored in lastXComb.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, Herwig::MatchboxAmplitudeggttbar, Herwig::MatchboxAmplitudeggttbarg, Herwig::MatchboxAmplitudehbbbar, Herwig::MatchboxAmplitudehbbbarg, Herwig::MatchboxAmplitudehgg, Herwig::MatchboxAmplitudehggg, Herwig::MatchboxAmplitudehqqbarg, Herwig::MatchboxAmplitudellbarqqbar, Herwig::MatchboxAmplitudellbarqqbarg, Herwig::MatchboxAmplitudellbarqqbargg, Herwig::MatchboxAmplitudellbarqqbarqqbar, Herwig::MatchboxAmplitudelnuqqbar, Herwig::MatchboxAmplitudelnuqqbarg, Herwig::MatchboxAmplitudelnuqqbargg, Herwig::MatchboxAmplitudelnuqqbarqqbar, Herwig::MatchboxAmplitudeqqbarttbar, Herwig::MatchboxAmplitudeqqbarttbarg, and Herwig::MadGraphAmplitude.
|
virtual |
Calculate the one-loop amplitudes for the phasespace point stored in lastXComb, if provided.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MatchboxOLPME, and Herwig::MadGraphAmplitude.
|
inline |
Return the map with masses to be used for amplitude evaluation.
Definition at line 272 of file MatchboxAmplitude.h.
References theReshuffleMasses.
|
virtual |
Set the xcomb object.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
|
inlinevirtual |
Start the one loop provider, if appropriate, giving order and contract files.
Reimplemented in Herwig::GenericOLPAmplitude, Herwig::GoSamAmplitude, Herwig::NJetsAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 240 of file MatchboxAmplitude.h.
|
virtual |
Return the colour and spin correlated matrix element.
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::MadGraphAmplitude, Herwig::MatchboxOLPME, and Herwig::OpenLoopsAmplitude.
|
virtual |
Return the spin correlated matrix element.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
|
inline |
Return the Herwig StandardModel object.
Definition at line 191 of file MatchboxAmplitude.h.
References Herwig::LastMatchboxXCombInfo::hwStandardModel().
|
virtual |
Start the one loop provider, if appropriate.
This default implementation writes an BLHA 2.0 order file and starts the OLP
Reimplemented in Herwig::MatchboxHybridAmplitude, Herwig::GoSamAmplitude, Herwig::NJetsAmplitude, Herwig::OpenLoopsAmplitude, and Herwig::VBFNLOAmplitude.
|
inlinevirtual |
Start the one loop provider, if appropriate.
Reimplemented in Herwig::GenericOLPAmplitude, Herwig::GoSamAmplitude, Herwig::NJetsAmplitude, Herwig::OpenLoopsAmplitude, and Herwig::VBFNLOAmplitude.
Definition at line 245 of file MatchboxAmplitude.h.
|
inlinevirtual |
Return true, if tree-level contributions will be evaluated at amplitude level.
Reimplemented in Herwig::MatchboxHybridAmplitude, and Herwig::MatchboxOLPME.
Definition at line 432 of file MatchboxAmplitude.h.
|
inline |
Return true if trivial colour configuration.
Definition at line 399 of file MatchboxAmplitude.h.
References theTrivialColourLegs.
|
virtual |
Return the amplitude.
Needs to be implemented from ThePEG::Amplitude but is actually ill-defined, as colours of the external particles are not specified. To this extent, this implementation just asserts.
Implements ThePEG::Amplitude.
|
private |
The number of points that are calculated before a certain helicity is excluded.
Needed in pp->V
Definition at line 652 of file MatchboxAmplitude.h.
|
private |
The number of points after which helicity combinations wil be cleaned up.
Definition at line 640 of file MatchboxAmplitude.h.
|
private |
The colour basis implementation to be used.
Definition at line 634 of file MatchboxAmplitude.h.
Referenced by colourBasis().
|
private |
The map with masses to be used for amplitude evaluation.
Definition at line 657 of file MatchboxAmplitude.h.
Referenced by reshuffleMasses().
|
private |
True if trivial colour configuration.
Definition at line 662 of file MatchboxAmplitude.h.
Referenced by trivialColourLegs().
|
private |
The number of points that are calculated before a certain helicity is excluded.
Needed in pp->V
Definition at line 646 of file MatchboxAmplitude.h.