Herwig
7.2.1
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The MEee2Higgs2SM class implements the production of an -channel Higgs in collisions in order to allow easy tests of Higgs decays. More...
#include <MEee2Higgs2SM.h>
Public Member Functions | |
MEee2Higgs2SM () | |
The default constructor. | |
Virtual functions required by the MEBase class. | |
virtual unsigned int | orderInAlphaS () const |
Return the order in in which this matrix element is given. | |
virtual unsigned int | orderInAlphaEW () const |
Return the order in in which this matrix element is given. | |
virtual double | me2 () const |
The matrix element for the kinematical configuration previously provided by the last call to setKinematics(), suitably scaled by sHat() to give a dimension-less number. More... | |
virtual Energy2 | scale () const |
Return the scale associated with the last set phase space point. | |
virtual void | getDiagrams () const |
Add all possible diagrams with the add() function. | |
virtual Selector< DiagramIndex > | diagrams (const DiagramVector &dv) const |
Get diagram selector. More... | |
virtual Selector< const ColourLines * > | colourGeometries (tcDiagPtr diag) const |
Return a Selector with possible colour geometries for the selected diagram weighted by their relative probabilities. More... | |
virtual void | constructVertex (tSubProPtr sub) |
set up the spin correlations | |
Functions used by the persistent I/O system. | |
void | persistentOutput (PersistentOStream &os) const |
Function used to write out object persistently. More... | |
void | persistentInput (PersistentIStream &is, int version) |
Function used to read in object persistently. More... | |
Public Member Functions inherited from ThePEG::ME2to2Base | |
virtual double | getCosTheta (double cthmin, double cthmax, const double *r) |
int | scaleChoice () const |
virtual int | nDim () const |
virtual bool | generateKinematics (const double *r) |
virtual CrossSection | dSigHatDR () const |
virtual void | setKinematics () |
Energy2 | tHat () const |
Energy2 | uHat () const |
double | phi () const |
void | persistentOutput (PersistentOStream &os) const |
void | persistentInput (PersistentIStream &is, int version) |
virtual int | nDim () const |
virtual bool | generateKinematics (const double *r) |
virtual CrossSection | dSigHatDR () const |
virtual void | setKinematics () |
Energy2 | tHat () const |
Energy2 | uHat () const |
double | phi () const |
void | persistentOutput (PersistentOStream &os) const |
void | persistentInput (PersistentIStream &is, int version) |
Public Member Functions inherited from ThePEG::MEBase | |
virtual double | alphaS () const |
virtual double | alphaEM () const |
void | setKinematics (tPPair in, const PVector &out) |
virtual void | constructVertex (tSubProPtr sub, const ColourLines *cl) |
virtual bool | wantCMS () const |
virtual bool | headCuts () const |
virtual bool | ignoreCuts () const |
virtual bool | apply () const |
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 bool | noMirror () const |
const DiagramVector & | diagrams () const |
virtual const ColourLines & | selectColourGeometry (tcDiagPtr diag) 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) |
virtual double | alphaS () const |
virtual double | alphaEM () const |
void | setKinematics (tPPair in, const PVector &out) |
virtual void | constructVertex (tSubProPtr sub, const ColourLines *cl) |
virtual bool | wantCMS () const |
virtual bool | headCuts () const |
virtual bool | ignoreCuts () const |
virtual bool | apply () const |
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 bool | noMirror () const |
const DiagramVector & | diagrams () const |
virtual const ColourLines & | selectColourGeometry (tcDiagPtr diag) const |
virtual DiagramIndex | diagram (const DiagramVector &) const |
bool | reweighted () const |
double | reWeight () const |
double | preWeight () const |
void | addReweighter (tReweightPtr rw) |
void | addPreweighter (tReweightPtr rw) |
Ptr< Amplitude >::pointer | amplitude () const |
void | amplitude (Ptr< Amplitude >::pointer amp) |
Energy2 | sHat () const |
double | preweight () const |
virtual void | flushCaches () |
virtual StdXCombPtr | makeXComb (Energy newMaxEnergy, const cPDPair &inc, tEHPtr newEventHandler, tSubHdlPtr newSubProcessHandler, tPExtrPtr newExtractor, tCascHdlPtr newCKKW, const PBPair &newPartonBins, tCutsPtr newCuts, const DiagramVector &newDiagrams, bool mir, const PartonPairVec &allPBins, tStdXCombPtr newHead=tStdXCombPtr(), tMEPtr newME=tMEPtr()) |
virtual StdXCombPtr | makeXComb (tStdXCombPtr newHead, const PBPair &newPartonBins, const DiagramVector &newDiagrams, tMEPtr newME=tMEPtr()) |
virtual void | fillProjectors () |
virtual void | setXComb (tStdXCombPtr) |
const DVector & | meInfo () const |
void | meInfo (const DVector &info) const |
virtual int | maxMultCKKW () const |
virtual int | minMultCKKW () const |
virtual void | maxMultCKKW (int mult) |
virtual void | minMultCKKW (int mult) |
virtual void | setVetoScales (tSubProPtr) const |
void | persistentOutput (PersistentOStream &os) const |
void | persistentInput (PersistentIStream &is, int version) |
Public Member Functions inherited from HandlerBaseT< UseRandom > | |
double | rnd () const |
double | rnd (double xu) const |
double | rnd (double xl, double xu) const |
bool | rndbool () const |
bool | rndbool (double p) const |
bool | rndbool (double p1, double p2) const |
int | rndsign (double p1, double p2, double p3) const |
int | rnd2 (double p0, double p1) const |
int | rnd3 (double p0, double p1, double p2) const |
int | rnd4 (double p0, double p1, double p2, double p3) const |
long | irnd (long xu=2) const |
long | irnd (long xl, long xu) const |
const StandardModelBase & | SM () const |
tSMPtr | standardModel () const |
Public Member Functions inherited from ThePEG::Interfaced | |
virtual bool | defaultInit () |
PPtr | getParticle (PID) const |
PDPtr | getParticleData (PID) const |
bool | used () const |
void | useMe () const |
tEGPtr | generator () const |
void | persistentOutput (PersistentOStream &os) const |
void | persistentInput (PersistentIStream &is, int version) |
PPtr | getParticle (PID) const |
PDPtr | getParticleData (PID) const |
bool | used () const |
void | useMe () const |
tEGPtr | generator () const |
void | persistentOutput (PersistentOStream &os) const |
void | persistentInput (PersistentIStream &is, int version) |
Public Member Functions inherited from ThePEG::InterfacedBase | |
string | fullName () const |
string | name () const |
string | path () const |
string | comment () const |
void | setup (istream &is) |
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 |
void | persistentOutput (PersistentOStream &os) const |
void | persistentInput (PersistentIStream &is, int version) |
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 |
void | persistentOutput (PersistentOStream &os) const |
void | persistentInput (PersistentIStream &is, int version) |
Public Member Functions inherited from ThePEG::Base | |
void | debug () const |
Public Member Functions inherited from ThePEG::Pointer::ReferenceCounted | |
CounterType | referenceCount () const |
Public Member Functions inherited from ThePEG::Named | |
Named (const string &newName=string()) | |
Named (const Named &)=default | |
const string & | name () const |
bool | operator== (const Named &other) const |
bool | operator< (const Named &other) const |
Public Member Functions inherited from ThePEG::LastXCombInfo< StandardXComb > | |
const StandardXComb & | lastXComb () const |
const StandardXComb & | lastXComb () const |
tXCPtr | lastXCombPtr () const |
tXCPtr | lastXCombPtr () const |
const StandardXComb & | lastHeadXComb () const |
const StandardXComb & | 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 |
Energy2 | lastScale () const |
double | lastAlphaS () const |
double | lastAlphaS () const |
double | lastAlphaEM () const |
double | lastAlphaEM () const |
const vector< Lorentz5Momentum > & | meMomenta () const |
const vector< Lorentz5Momentum > & | meMomenta () const |
double | lastME2 () const |
double | lastME2 () const |
double | lastPreweight () const |
double | lastPreweight () const |
double | jacobian () const |
double | jacobian () const |
CrossSection | lastMECrossSection () const |
CrossSection | lastMECrossSection () const |
double | lastMEPDFWeight () const |
double | lastMEPDFWeight () const |
double | lastMECouplings () const |
double | lastMECouplings () const |
tSubProPtr | subProcess () const |
tSubProPtr | subProcess () const |
const cPDVector & | mePartonData () const |
const cPDVector & | mePartonData () const |
Static Public Member Functions | |
static void | Init () |
The standard Init function used to initialize the interfaces. More... | |
Static Public Member Functions inherited from ThePEG::ME2to2Base | |
static void | Init () |
Static Public Member Functions inherited from ThePEG::MEBase | |
static void | Init () |
Static Public Member Functions inherited from ThePEG::HandlerBase | |
static void | Init () |
Static Public Member Functions inherited from ThePEG::Interfaced | |
static void | Init () |
Static Public Member Functions inherited from ThePEG::InterfacedBase | |
static void | Init () |
Static Public Member Functions inherited from ThePEG::Base | |
static void | Init () |
Protected Member Functions | |
Clone Methods. | |
virtual IBPtr | clone () const |
Make a simple clone of this object. More... | |
virtual IBPtr | fullclone () const |
Make a clone of this object, possibly modifying the cloned object to make it sane. More... | |
Standard Interfaced functions. | |
virtual void | doinit () |
Initialize this object after the setup phase before saving an EventGenerator to disk. More... | |
virtual void | rebind (const TranslationMap &trans) |
Rebind pointer to other Interfaced objects. More... | |
virtual IVector | getReferences () |
Return a vector of all pointers to Interfaced objects used in this object. More... | |
Protected Member Functions inherited from ThePEG::ME2to2Base | |
void | tHat (Energy2 e2) |
void | uHat (Energy2 e2) |
void | phi (double phi) |
void | tHat (Energy2 e2) |
void | uHat (Energy2 e2) |
void | phi (double phi) |
Protected Member Functions inherited from ThePEG::MEBase | |
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 |
virtual void | doinitrun () |
virtual void | doinitrun () |
Protected Member Functions inherited from ThePEG::Interfaced | |
void | reporeg (IBPtr object, string name) const |
bool | setDefaultReference (PtrT &ptr, string classname, string objectname) |
Interfaced (const string &newName) | |
Interfaced (const Interfaced &i) | |
void | setGenerator (tEGPtr generator) |
Protected Member Functions inherited from ThePEG::InterfacedBase | |
InterfacedBase (string newName) | |
InterfacedBase (const InterfacedBase &i) | |
virtual void | readSetup (istream &is) |
virtual void | doupdate () |
virtual void | dofinish () |
virtual void | readSetup (istream &is) |
virtual void | doupdate () |
virtual void | dofinish () |
Protected Member Functions inherited from ThePEG::Pointer::ReferenceCounted | |
ReferenceCounted (const ReferenceCounted &) | |
ReferenceCounted & | operator= (const ReferenceCounted &) |
ReferenceCounted (const ReferenceCounted &) | |
ReferenceCounted & | operator= (const ReferenceCounted &) |
Protected Member Functions inherited from ThePEG::Named | |
const Named & | operator= (const Named &other) |
const string & | name (const string &newName) |
Private Member Functions | |
ProductionMatrixElement | HelicityME (vector< SpinorWaveFunction > fin, vector< SpinorBarWaveFunction > ain, vector< SpinorBarWaveFunction > fout, vector< SpinorWaveFunction > aout, double &me) const |
The matrix element. More... | |
ProductionMatrixElement | ggME (vector< SpinorWaveFunction > fin, vector< SpinorBarWaveFunction > ain, vector< VectorWaveFunction > g1, vector< VectorWaveFunction > g2, double &me) const |
matrix element More... | |
MEee2Higgs2SM & | operator= (const MEee2Higgs2SM &)=delete |
The assignment operator is private and must never be called. More... | |
Private Attributes | |
AbstractFFSVertexPtr | FFHVertex_ |
Pointer to the Higgs fermion-antifermion vertex. | |
AbstractVVSVertexPtr | HGGVertex_ |
Pointer to Higgs-gluon-gluon vertex. | |
int | allowed_ |
Allowed outgoing particles. | |
PDPtr | h0_ |
Pointer to the Higgs ParticleData object. | |
Additional Inherited Members | |
Public Types inherited from ThePEG::MEBase | |
typedef vector< DiagPtr > | DiagramVector |
typedef DiagramVector::size_type | DiagramIndex |
typedef vector< ReweightPtr > | ReweightVector |
Public Types inherited from ThePEG::InterfacedBase | |
enum | InitState |
Public Types inherited from ThePEG::Pointer::ReferenceCounted | |
typedef unsigned int | CounterType |
Public Types inherited from ThePEG::LastXCombInfo< StandardXComb > | |
typedef ThePEG::Ptr< StandardXComb >::pointer | XCPtr |
typedef ThePEG::Ptr< StandardXComb >::const_pointer | cXCPtr |
typedef ThePEG::Ptr< StandardXComb >::transient_pointer | tXCPtr |
typedef ThePEG::Ptr< StandardXComb >::transient_const_pointer | tcXCPtr |
Public Attributes inherited from ThePEG::InterfacedBase | |
initializing | |
uninitialized | |
initialized | |
runready | |
Public Attributes inherited from ThePEG::Pointer::ReferenceCounted | |
const unsigned long | uniqueId |
Static Protected Member Functions inherited from ThePEG::ME2to2Base | |
static Switch< ME2to2Base, int > & | interfaceScaleChoice () |
Static Protected Member Functions inherited from ThePEG::Interfaced | |
static void | registerRepository (IBPtr) |
static void | registerRepository (IBPtr, string newName) |
Protected Attributes inherited from ThePEG::LastXCombInfo< StandardXComb > | |
XCPtr | theLastXComb |
The MEee2Higgs2SM class implements the production of an -channel Higgs in collisions in order to allow easy tests of Higgs decays.
It should not be used for physics studies.
Definition at line 33 of file MEee2Higgs2SM.h.
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inlineprotectedvirtual |
Make a simple clone of this object.
Implements ThePEG::InterfacedBase.
Definition at line 135 of file MEee2Higgs2SM.h.
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virtual |
Return a Selector with possible colour geometries for the selected diagram weighted by their relative probabilities.
diag | the diagram chosen. |
Implements ThePEG::MEBase.
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virtual |
Get diagram selector.
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.
dv | the diagrams to be weighted. |
Reimplemented from ThePEG::MEBase.
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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.
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inlineprotectedvirtual |
Make a clone of this object, possibly modifying the cloned object to make it sane.
Reimplemented from ThePEG::InterfacedBase.
Definition at line 141 of file MEee2Higgs2SM.h.
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protectedvirtual |
Return a vector of all pointers to Interfaced objects used in this object.
Reimplemented from ThePEG::InterfacedBase.
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private |
matrix element
fin | The incoming spinor wavefunction |
ain | The incoming spinorbar wavefunction |
g1 | Outgoing gluon wavefunction |
g2 | Outgoing gluon wavefunction |
me | The spin averaged matrix element |
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private |
The matrix element.
fin | The incoming spinor wavefunction |
ain | The incoming spinorbar wavefunction |
fout | The outgoing spinor bar wavefunction |
aout | The outgoing spinor wavefunction |
me | The spin averaged matrix element |
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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.
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virtual |
The matrix element for the kinematical configuration previously provided by the last call to setKinematics(), suitably scaled by sHat() to give a dimension-less number.
Implements ThePEG::MEBase.
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privatedelete |
The assignment operator is private and must never be called.
In fact, it should not even be implemented.
void Herwig::MEee2Higgs2SM::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::MEee2Higgs2SM::persistentOutput | ( | PersistentOStream & | os | ) | const |
Function used to write out object persistently.
os | the persistent output stream written to. |
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protectedvirtual |
Rebind pointer to other Interfaced objects.
Called in the setup phase after all objects used in an EventGenerator has been cloned so that the pointers will refer to the cloned objects afterwards.
trans | a TranslationMap relating the original objects to their respective clones. |
RebindException | if no cloned object was found for a given pointer. |
Reimplemented from ThePEG::InterfacedBase.