Herwig
7.2.1
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Here is the documentation of the DtoKPiPiE691 class. More...
#include <DtoKPiPiE691.h>
Public Member Functions | |
DtoKPiPiE691 () | |
The default constructor. | |
virtual int | modeNumber (bool &cc, tcPDPtr parent, const tPDVector &children) const |
Which of the possible decays is required. More... | |
double | me2 (const int ichan, const Particle &part, const ParticleVector &decay, MEOption meopt) const |
Return the matrix element squared for a given mode and phase-space channel. More... | |
virtual void | dataBaseOutput (ofstream &os, bool header) const |
Output the setup information for the particle database. More... | |
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 Herwig::DecayIntegrator | |
DecayIntegrator () | |
Default constructor. | |
virtual bool | accept (tcPDPtr parent, const tPDVector &children) const |
Check if this decayer can perfom the decay for a particular mode. More... | |
virtual ParticleVector | decay (const Particle &parent, const tPDVector &children) const |
For a given decay mode and a given particle instance, perform the decay and return the decay products. More... | |
int | imode () const |
The mode being used for this decay. | |
void | addMode (DecayPhaseSpaceModePtr mode, double maxwgt, const vector< double > wgts) const |
Add a phase-space mode to the list. More... | |
DecayMEPtr | ME () const |
The helicity amplitude matrix element for spin correlations. | |
virtual bool | twoBodyMEcode (const DecayMode &, int &mecode, double &coupling) const |
Specify the matrix element to be used in the running width calculation. More... | |
virtual WidthCalculatorBasePtr | threeBodyMEIntegrator (const DecayMode &dm) const |
Method to return an object to calculate the 3 (or higher body) partial width. More... | |
virtual double | threeBodyMatrixElement (const int imode, const Energy2 q2, const Energy2 s3, const Energy2 s2, const Energy2 s1, const Energy m1, const Energy m2, const Energy m3) const |
The matrix element to be integrated for the three-body decays as a function of the invariant masses of pairs of the outgoing particles. More... | |
virtual InvEnergy | threeBodydGammads (const int imode, const Energy2 q2, const Energy2 s, const Energy m1, const Energy m2, const Energy m3) const |
The differential three body decay rate with one integral performed. More... | |
void | setPartialWidth (const DecayMode &dm, int imode) |
Set the code for the partial width. More... | |
int | findMode (const DecayMode &dm) |
Finds the phase-space mode corresponding to a given decay mode. More... | |
Energy | epsilonPS () const |
Access to the epsilon parameter. | |
ParticleVector | generatePhotons (const Particle &p, ParticleVector children) |
Members for the generation of QED radiation in the decays. More... | |
bool | canGeneratePhotons () |
check if photons can be generated in the decay | |
virtual double | oneLoopVirtualME (unsigned int imode, const Particle &part, const ParticleVector &products) |
The one-loop virtual correction. More... | |
bool | hasOneLoopME () |
Whether or not the one loop matrix element is implemented. | |
virtual InvEnergy2 | realEmissionME (unsigned int imode, const Particle &part, ParticleVector &products, unsigned int iemitter, double ctheta, double stheta, const LorentzRotation &rot1, const LorentzRotation &rot2) |
The real emission matrix element. More... | |
bool | hasRealEmissionME () |
Whether or not the real emission matrix element is implemented. | |
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 Herwig::HwDecayerBase | |
HwDecayerBase () | |
The default constructor. | |
virtual bool | accept (const DecayMode &dm) const |
Check if this decayer can perfom the decay specified by the given decay mode. More... | |
virtual ParticleVector | decay (const DecayMode &dm, const Particle &p) const |
Perform a decay for a given DecayMode and a given Particle instance. More... | |
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... | |
bool | initialize () const |
Access to the initialize variable. | |
bool | databaseOutput () const |
Access the database output variable. | |
virtual POWHEGType | hasPOWHEGCorrection () |
Has a POWHEG style correction. | |
virtual bool | hasMECorrection () |
Has an old fashioned ME correction. | |
virtual void | initializeMECorrection (RealEmissionProcessPtr, double &, double &) |
Initialize the ME correction. | |
virtual RealEmissionProcessPtr | applyHardMatrixElementCorrection (RealEmissionProcessPtr) |
Apply the hard matrix element correction to a given hard process or decay. | |
virtual bool | softMatrixElementVeto (PPtr parent, PPtr progenitor, const bool &fs, const Energy &highestpT, const vector< tcPDPtr > &ids, const double &z, const Energy &scale, const Energy &pT) |
Apply the soft matrix element correction. More... | |
virtual RealEmissionProcessPtr | generateHardest (RealEmissionProcessPtr) |
Apply the POWHEG style correction. | |
Public Member Functions inherited from ThePEG::Decayer | |
Ptr< Amplitude >::pointer | amplitude () const |
virtual bool | needsFullStep () const |
virtual ParticleVector | decay (const DecayMode &dm, const Particle &p, Step &step) const |
virtual double | brat (const DecayMode &dm, const ParticleData &pd, double oldbrat) const |
virtual double | brat (const DecayMode &dm, const Particle &p, double oldbrat) const |
virtual ParticleVector | getChildren (const DecayMode &dm, const Particle &parent) const |
virtual void | finalBoost (const Particle &parent, const ParticleVector &children) const |
virtual void | setScales (const Particle &parent, const ParticleVector &children) const |
void | persistentOutput (PersistentOStream &os) const |
void | persistentInput (PersistentIStream &is, int version) |
virtual bool | needsFullStep () const |
virtual ParticleVector | decay (const DecayMode &dm, const Particle &p, Step &step) const |
virtual double | brat (const DecayMode &dm, const ParticleData &pd, double oldbrat) const |
virtual double | brat (const DecayMode &dm, const Particle &p, double oldbrat) const |
virtual ParticleVector | getChildren (const DecayMode &dm, const Particle &parent) const |
virtual void | finalBoost (const Particle &parent, const ParticleVector &children) const |
virtual void | setScales (const Particle &parent, const ParticleVector &children) 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 |
Static Public Member Functions | |
static void | Init () |
The standard Init function used to initialize the interfaces. More... | |
Static Public Member Functions inherited from Herwig::DecayIntegrator | |
static void | Init () |
Standard Init function used to initialize the interfaces. | |
Static Public Member Functions inherited from Herwig::HwDecayerBase | |
static void | Init () |
The standard Init function used to initialize the interfaces. More... | |
Static Public Member Functions inherited from ThePEG::Decayer | |
static ParticleVector | DecayParticle (tPPtr parent, Step &step, long maxtry=1000) |
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 | |
double | decayAngle (const Lorentz5Momentum &pparent, const Lorentz5Momentum &pres, const Lorentz5Momentum &p1) const |
Methods to calculate the amplitudes for a given channel. More... | |
Complex | amplitude (int ispin, double costheta, Energy mAB, Energy wres, Energy mres) const |
Calculate the amplitude. More... | |
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 | doinitrun () |
Initialize this object. More... | |
Protected Member Functions inherited from Herwig::DecayIntegrator | |
ParticleVector | generate (bool inter, bool cc, const unsigned int &imode, const Particle &inpart) const |
Generate the momenta for the decay. More... | |
void | imode (int in) |
Set the mode being use for this decay. | |
void | ME (DecayMEPtr in) const |
Set the helicity matrix element for the decay. | |
void | resetIntermediate (tcPDPtr part, Energy mass, Energy width) |
Reset the properities of all intermediates. More... | |
unsigned int | numberModes () const |
Number of decay modes. | |
tDecayPhaseSpaceModePtr | mode (unsigned int) |
Pointer to a mode. | |
tcDecayPhaseSpaceModePtr | mode (unsigned int) const |
Pointer to a mode. | |
bool | generateIntermediates () const |
Get whether or not the intermediates are included. | |
void | generateIntermediates (bool in) |
Set whether or not the intermediates are included. | |
Energy | initializePhaseSpaceMode (unsigned int imode, bool init, bool onShell=false) const |
Initialize the phase-space mode. More... | |
void | hasOneLoopME (bool in) |
Whether or not the one loop matrix element is implemented. | |
void | hasRealEmissionME (bool in) |
Whether or not the real emission matrix element is implemented. | |
void | epsilonPS (Energy in) |
Set the epsilon parameter. | |
void | clearModes () |
Clear the models. | |
Protected Member Functions inherited from Herwig::HwDecayerBase | |
void | fixRho (RhoDMatrix &) const |
Set rho to be diagonal if no correlations. | |
virtual void | dofinish () |
Finalize this object. More... | |
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 IVector | getReferences () |
virtual void | rebind (const TranslationMap &) |
virtual void | readSetup (istream &is) |
virtual void | doupdate () |
virtual IVector | getReferences () |
virtual void | rebind (const TranslationMap &) |
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 | |
DtoKPiPiE691 & | operator= (const DtoKPiPiE691 &)=delete |
The assignment operator is private and must never be called. More... | |
Private Attributes | |
RhoDMatrix | _rho |
Spin density matrix. | |
double | _a1NR |
Amplitudes and phases for the different components. More... | |
double | _phi1NR |
Phase of the non-resonant component for . | |
double | _a1K892 |
Amplitude of the component for . | |
double | _phi1K892 |
Phase of the component for . | |
double | _a1K1430 |
Amplitude of the component for . | |
double | _phi1K1430 |
Phase of the component for . | |
double | _a1K1680 |
Amplitude of the component for . | |
double | _phi1K1680 |
Phase of the component for . | |
double | _a2NR |
Amplitude of the non-resonant component for . | |
double | _phi2NR |
Phase of the non-resonant component for . | |
double | _a2K8920 |
Amplitude of the component for . | |
double | _phi2K8920 |
Phase of the component for . | |
double | _a2K892m |
Amplitude of the component for . | |
double | _phi2K892m |
Phase of the component for . | |
double | _a2rho |
Amplitude of the component for . | |
double | _phi2rho |
Phase of the component for . | |
double | _a3NR |
Amplitude of the non-resonant component for . | |
double | _phi3NR |
Phase of the non-resonant component for . | |
double | _a3K892 |
Amplitude of the component for . | |
double | _phi3K892 |
Phase of the component for . | |
double | _a3rho |
Amplitude of the component for . | |
double | _phi3rho |
Phase of the component for . | |
Complex | _c1NR |
Complex amplitudes for use in the matrix element. More... | |
Complex | _c1K892 |
Amplitude of the component for . | |
Complex | _c1K1430 |
Amplitude of the component for . | |
Complex | _c1K1680 |
Amplitude of the component for . | |
Complex | _c2NR |
Amplitude of the non-resonant component for . | |
Complex | _c2K8920 |
Amplitude of the for . | |
Complex | _c2K892m |
Amplitude of the for . | |
Complex | _c2rho |
Amplitude of the for . | |
Complex | _c3NR |
Amplitude of the non-resonant component for . | |
Complex | _c3K892 |
Amplitude of the component for . | |
Complex | _c3rho |
Amplitude of the component for . | |
bool | _localparameters |
Masses and widths of the various resonances. More... | |
Energy | _mK8920 |
Mass of the . | |
Energy | _wK8920 |
Width of the . | |
Energy | _mK892m |
Mass of the . | |
Energy | _wK892m |
Width of the . | |
Energy | _mK1680 |
Mass of the . | |
Energy | _wK1680 |
Width of the . | |
Energy | _mK1430 |
Mass of the . | |
Energy | _wK1430 |
Width of the . | |
Energy | _mrho0 |
Mass of the . | |
Energy | _wrho0 |
Width of the . | |
Energy | _mrhop |
Mass of the . | |
Energy | _wrhop |
Width of the . | |
vector< double > | _maxwgt |
Parameters for the phase-space integration. More... | |
vector< double > | _weights |
Weights for the different integration channels. | |
Additional Inherited Members | |
Public Types inherited from Herwig::DecayIntegrator | |
enum | MEOption { Initialize, Calculate, Terminate } |
Enum for the matrix element option. | |
Public Types inherited from Herwig::HwDecayerBase | |
enum | POWHEGType { No, ISR, FSR, Both } |
Virtual members to be overridden by inheriting classes which implement hard corrections. More... | |
Public Types inherited from ThePEG::InterfacedBase | |
enum | InitState |
Public Types inherited from ThePEG::Pointer::ReferenceCounted | |
typedef unsigned int | CounterType |
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::Interfaced | |
static void | registerRepository (IBPtr) |
static void | registerRepository (IBPtr, string newName) |
Here is the documentation of the DtoKPiPiE691 class.
Definition at line 28 of file DtoKPiPiE691.h.
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inlineprotected |
Calculate the amplitude.
ispin | The spin of the resonance |
costheta | The decay angle |
mAB | The off-shell mass of the resonance |
wres | The width of the resonance |
mres | The on-shell mass of the resonance |
Definition at line 121 of file DtoKPiPiE691.h.
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inlineprotectedvirtual |
Make a simple clone of this object.
Implements ThePEG::InterfacedBase.
Definition at line 144 of file DtoKPiPiE691.h.
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virtual |
Output the setup information for the particle database.
os | The stream to output the information to |
header | Whether or not to output the information for MySQL |
Reimplemented from Herwig::DecayIntegrator.
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inlineprotected |
Methods to calculate the amplitudes for a given channel.
Calculate the decay angle for the amplitude, the angle is the angle between the 2 and 3 for the decay in the rest frame of the resonance which decays to 1 and 2.
pparent | The momentum of the parent |
pres | The momentum of the resonance |
p1 | The momentum of the first decay product of the resonance |
Definition at line 103 of file DtoKPiPiE691.h.
References sqrt().
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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::InterfacedBase.
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protectedvirtual |
Initialize this object.
Called in the run phase just before a run begins.
Reimplemented from Herwig::DecayIntegrator.
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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 150 of file DtoKPiPiE691.h.
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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 |
Return the matrix element squared for a given mode and phase-space channel.
ichan | The channel we are calculating the matrix element for. |
part | The decaying Particle. |
decay | The particles produced in the decay. |
meopt | Option for the matrix element |
Implements Herwig::DecayIntegrator.
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virtual |
Which of the possible decays is required.
cc | Is this mode the charge conjugate |
parent | The decaying particle |
children | The decay products |
Implements Herwig::DecayIntegrator.
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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::DtoKPiPiE691::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::DtoKPiPiE691::persistentOutput | ( | PersistentOStream & | os | ) | const |
Function used to write out object persistently.
os | the persistent output stream written to. |
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private |
Amplitudes and phases for the different components.
Amplitude of the non-resonant component for
Definition at line 188 of file DtoKPiPiE691.h.
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private |
Complex amplitudes for use in the matrix element.
Amplitude of the non-resonant component for
Definition at line 303 of file DtoKPiPiE691.h.
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private |
Masses and widths of the various resonances.
Use local values for the masses and widths
Definition at line 363 of file DtoKPiPiE691.h.
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private |
Parameters for the phase-space integration.
Maximum weights for the various modes
Definition at line 433 of file DtoKPiPiE691.h.