Analysis::ParticleShallowClone Class Reference

#include <ParticleShallowClone.h>

Inheritance diagram for Analysis::ParticleShallowClone:

Collaboration diagram for Analysis::ParticleShallowClone:

Public Types
typedef P4PxPyPzE	momentum_type
	publish the type of the base class (ie: 'traits-itize' it)
enum	Kind {   P4EETAPHIM , P4IPTCOTTHPHIM , P4PTETAPHIM , P4PXPYPZE ,   UNKNOWN }

Public Member Functions
	ParticleShallowClone ()
	The default constructor.
	ParticleShallowClone (const MasterLink_t &theMasterLink)
	Standard constructor with an ElementLink to the original particle.
	ParticleShallowClone (const MasterLink_t &theMasterLink, const I4Momentum *the4Mom, const ChargeType theCharge=std::numeric_limits< ChargeType >::quiet_NaN(), const ElementLink< VxContainer > *theOriginLink=0)
	Standard constructor with an ElementLink to the original particle and all other parameters explicitly given.
const MasterLink_t &	getMasterLink () const
	Copy constructor.
const Master_t *	getMasterPtr () const
	Get a const pointer to the original "master" particle.
virtual AthenaBarCode_t	getAthenaBarCode () const
	Public getter.
virtual bool	hasSameAthenaBarCode (const IAthenaBarCode &) const
	Comparing & Versioning Control.
virtual bool	hasSameAthenaBarCodeExceptVersion (const IAthenaBarCode &) const
	Comparing & Versioning Control.
virtual AthenaBarCodeVersion_t	getVersion () const
	Comparing & Versioning Control.
virtual void	fillToken (INavigationToken &) const
	Implement method from INavigable (forwareded to the orignal "master" particle)
virtual void	fillToken (INavigationToken &, const std::any &) const
	Implement method from INavigable (forwareded to the orignal "master" particle)
virtual ParticleDataType::DataType	dataType () const
	Return enum indicating real data, fast, or full simulation Return Type has a DataType enum with the following values: {Data = 0, Full = 1, FastShower = 2, Fast = 3, True = 4} (forwareded to the orignal "master" particle)
virtual const Trk::RecVertex *	origin () const
	Return a RecVertex corresponding to particle's Origin (used directly from this shallow clone particle)
virtual const ElementLink< VxContainer > &	originLink () const
	Return an ElementLink corresponding to particle's Origin (used directly from this shallow clone particle)
virtual bool	hasCharge () const
	method to check if charge information is available (used directly from this shallow clone particle)
virtual ChargeType	charge () const
	returns charge as a typedef ChargeType currently Charge Type is a double for jets this may be changed to an int and ask jets to extend this interface (used directly from this shallow clone particle)
virtual bool	hasPdgId () const
	method to check if particle id information is available (forwareded to the orignal "master" particle)
virtual int	pdgId () const
	Return particle id (forwareded to the orignal "master" particle)
virtual void	set_charge (ChargeType theCharge)
	Set method to set the charge of this shallow clone particle (the original "master" particle remains unaffected)
virtual void	set_origin (const VxContainer *theContainer, int index)
	Set method to set the charge of this shallow clone particle (the original "master" particle remains unaffected)
virtual void	set_origin (const VxContainer *theContainer, const Trk::VxCandidate *vertex)
	Set method to set the charge of this shallow clone particle (the original "master" particle remains unaffected)
const momentum_type &	momentumBase () const
	access to underlying base type (I4Momentum-like)
momentum_type &	momentumBase ()
virtual double	px () const
	get px data member
virtual double	py () const
	get py data member
virtual double	pz () const
	get pz data member
virtual double	e () const
	get energy data member
virtual void	setPx (double thePx)
	set Px data member
virtual void	setPy (double thePy)
	set Py data member
virtual void	setPz (double thePz)
	set Pz data member
virtual void	setE (double theE)
	set energy data member
virtual void	set4Mom (const I4Momentum &theI4Mom)
	set all 4-mom from another I4Momentum reference
virtual void	set4Mom (const I4Momentum *const theI4Mom)
	set all 4-mom from another I4Momentum pointer
virtual void	set4Mom (const CLHEP::HepLorentzVector &theHlv)
	set all 4-mom from CLHEP HepLorentzVector
virtual const I4MomentumError *	errors () const
	Access to errors, if available; returns 0 if no errors.
double	pxi () const
	Experimental : inlined function to get px without going through virtual inheritance.
double	pyi () const
	Experimental : inlined function to get py without going through virtual inheritance.
double	pzi () const
	Experimental : inlined function to get pz without going through virtual inheritance.
double	ei () const
	Experimental : inlined function to get e without going through virtual inheritance.
double	pti () const
	Experimental : inlined function to get pt without going through virtual inheritance.
virtual double	m () const
	mass
virtual double	m2 () const
	mass squared
virtual double	eta () const
	pseudo rapidity
virtual double	phi () const
	phi in [-pi,pi[
virtual double	p () const
	momentum magnitude
virtual double	p2 () const
	square of momentum magnitude
virtual double	pt () const
	transverse momentum
virtual double	et () const
	transverse energy defined to be e*sin(theta)
virtual double	iPt () const
	inverse of transverse momentum
virtual double	rapidity () const
	rapidity
virtual double	cosPhi () const
	cosinus phi
virtual double	sinPhi () const
	sinus phi
virtual double	tanTh () const
	tan theta
virtual double	cotTh () const
	cottan theta
virtual double	cosTh () const
	cosinus theta
virtual double	sinTh () const
	sinus theta
virtual CLHEP::HepLorentzVector	hlv () const
	CLHEP HepLorentzVector.
virtual I4Momentum::Kind	kind () const
	tells what kind of P4XYZT this is
virtual std::ostream &	dump (std::ostream &out) const
	Print I4Momentum content.
virtual void	setAthenaBarCode (AthenaBarCode_t)
virtual void	newVersion ()
virtual void	setVersion (AthenaBarCodeVersion_t)

Static Public Attributes
static const AthenaBarCode_t	UNDEFINEDBARCODE = (AthenaBarCode_t)(-1)
static const AthenaBarCode_t	UNDEFINEDVERSION = UNDEFINEDBARCODE

Protected Attributes
double	m_px
double	m_py
double	m_pz
double	m_e

Private Attributes
MasterLink_t	m_masterLink
	The persistent pointer (ElementLink) to the original "master" particle.
ElementLink< VxContainer >	m_originLink
	Persistent pointer (ElementLink) to the origin of this particle.
bool	m_hasCharge
	Switch to tell if this particle has a charge.
ChargeType	m_charge
	Value of the charge of the particle (this has real meaning, only if hasCharge() returns true)

Friends
class	::ParticleShallowCloneCnv_p1

Detailed Description

Definition at line 49 of file ParticleShallowClone.h.

Member Typedef Documentation

momentum_type

typedef P4PxPyPzE Analysis::ParticleShallowClone::momentum_type

publish the type of the base class (ie: 'traits-itize' it)

Definition at line 56 of file ParticleShallowClone.h.

Member Enumeration Documentation

Kind

enum I4Momentum::Kind

inherited

Enumerator
P4EETAPHIM
P4IPTCOTTHPHIM
P4PTETAPHIM
P4PXPYPZE
UNKNOWN

Definition at line 33 of file I4Momentum.h.

{ P4EETAPHIM, P4IPTCOTTHPHIM, P4PTETAPHIM, P4PXPYPZE, UNKNOWN };

Constructor & Destructor Documentation

ParticleShallowClone() [1/3]

Analysis::ParticleShallowClone::ParticleShallowClone ( )

inline

The default constructor.

Definition at line 62 of file ParticleShallowClone.h.

                            :
      P4Momentum_t ( ),
      m_masterLink ( ),
      m_originLink ( ),
      m_hasCharge  ( false ),
      m_charge     ( 0.0 )
    {
    }

ParticleShallowClone() [2/3]

Analysis::ParticleShallowClone::ParticleShallowClone ( const MasterLink_t & theMasterLink )

inlineexplicit

Standard constructor with an ElementLink to the original particle.

The user must ensure that the ElementLink is vaild, i.e., that the particle it is pointing to still exists, before calling the constructor!

Definition at line 75 of file ParticleShallowClone.h.

                                                                       :
      P4Momentum_t ( *theMasterLink ),
      m_originLink ( (*theMasterLink)->originLink() ),
      m_hasCharge  ( (*theMasterLink)->hasCharge() ),
      m_charge     ( (*theMasterLink)->charge() )
    {
      // Assign the ElementLink to the original master particle,
      // including searching until we don't have a ParticleShallowClone any more
      const ParticleShallowClone* pscPtr = dynamic_cast<const ParticleShallowClone*>(*theMasterLink);
      m_masterLink = pscPtr ? pscPtr->getMasterLink() : theMasterLink;
    }

ParticleShallowClone() [3/3]

Analysis::ParticleShallowClone::ParticleShallowClone ( const MasterLink_t & theMasterLink, const I4Momentum * the4Mom, const ChargeType theCharge = std::numeric_limits<ChargeType>::quiet_NaN(), const ElementLink< VxContainer > * theOriginLink = 0 )

inline

Standard constructor with an ElementLink to the original particle and all other parameters explicitly given.

The user must ensure that the ElementLink is vaild, i.e., that the particle it is pointing to still exists, before calling the constructor!

Definition at line 92 of file ParticleShallowClone.h.

                                                                              :
      P4Momentum_t ( the4Mom )
    {
      // Assign the ElementLink to the original master particle,
      // including searching until we don't have a ParticleShallowClone any more
      const ParticleShallowClone* pscPtr = dynamic_cast<const ParticleShallowClone*>(*theMasterLink);
      m_masterLink = pscPtr ? pscPtr->getMasterLink() : theMasterLink;
 
      // Check if a charge was given. Is so, use it. If not, get the one from the orignal master particle
      if ( std::isnan(theCharge) )
        {
          m_hasCharge = (*theMasterLink)->hasCharge();
          m_charge    = (*theMasterLink)->charge();
        }
      else
        {
          m_hasCharge = true;
          m_charge    = theCharge;
        }
 
      // Check if an origin was given. Is so, use it. If not, get the one from the orignal master particle
      if ( theOriginLink )
        {
          m_originLink = *theOriginLink;
        }
      else
        {
          m_originLink = (*theMasterLink)->originLink();
        }
    }

Member Function Documentation

charge()

ChargeType Analysis::ParticleShallowClone::charge ( ) const

inlinevirtual

returns charge as a typedef ChargeType currently Charge Type is a double for jets this may be changed to an int and ask jets to extend this interface (used directly from this shallow clone particle)

Implements IParticle.

Definition at line 377 of file ParticleShallowClone.h.

{
  return m_charge;
}

cosPhi()

double P4PxPyPzEBase::cosPhi ( ) const

virtualinherited

cosinus phi

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 77 of file P4PxPyPzEBase.cxx.

{
 return this->px()/this->pt();
}

cosTh()

double P4PxPyPzEBase::cosTh ( ) const

virtualinherited

cosinus theta

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 98 of file P4PxPyPzEBase.cxx.

{ 
  
  return this->pz()/this->p();
  
}

cotTh()

double P4PxPyPzEBase::cotTh ( ) const

virtualinherited

cottan theta

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 92 of file P4PxPyPzEBase.cxx.

{ 
 return this->pz()/this->pt();
}

dataType()

ParticleDataType::DataType Analysis::ParticleShallowClone::dataType ( ) const

inlinevirtual

Return enum indicating real data, fast, or full simulation Return Type has a DataType enum with the following values: {Data = 0, Full = 1, FastShower = 2, Fast = 3, True = 4} (forwareded to the orignal "master" particle)

Implements IParticle.

Definition at line 351 of file ParticleShallowClone.h.

{
  return (*m_masterLink)->dataType();
}

dump()

std::ostream & P4PxPyPzEBase::dump ( std::ostream & out ) const

virtualinherited

Print I4Momentum content.

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >, and Rec::TrackParticle.

Definition at line 152 of file P4PxPyPzEBase.cxx.

{
 
  std::stringstream outx;
  outx << "[px,py,pz,e] ="
         << std::right << std::scientific << std::setprecision(8) 
         << std::setw(16) << this->px()
         << std::setw(16) << this->py()
         << std::setw(16) << this->pz()
         << std::setw(16) << this->e();
 
   out<<outx.str();
  
  return out;
 
}

e()

double P4PxPyPzE::e ( ) const

inlinevirtualinherited

get energy data member

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 132 of file P4PxPyPzE.h.

{ return m_e;}

ei()

double P4PxPyPzE::ei ( ) const

inlineinherited

Experimental : inlined function to get e without going through virtual inheritance.

Definition at line 179 of file P4PxPyPzE.h.

{ return m_e;}

errors()

const I4MomentumError * P4PxPyPzE::errors ( ) const

virtualinherited

Access to errors, if available; returns 0 if no errors.

Reimplemented from P4PxPyPzEBase.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 7 of file P4PxPyPzE.cxx.

{
  return 0;
}

et()

double P4PxPyPzEBase::et ( ) const

virtualinherited

transverse energy defined to be e*sin(theta)

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 125 of file P4PxPyPzEBase.cxx.

   {
     //to be improved
  return this->e()*this->sinTh();
   }

eta()

double P4PxPyPzEBase::eta ( ) const

virtualinherited

pseudo rapidity

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 32 of file P4PxPyPzEBase.cxx.

{ 
  const double e=this->e();
  
  const double px=this->px();
  const double py=this->py();
  const double pz=this->pz();
  // FIXME: should we use a more underflow-friendly formula:
  //  sqrt(a**2 + b**2) 
  //   => y.sqrt(1+(x/y)**2) where y=max(|a|,|b|) and x=min(|a|,|b|)
  const double p =std::sqrt (px*px + py*py + pz*pz);
  if (p==0.0) return 0.0;
  if (p==+pz) return +std::numeric_limits<double>::infinity();
  if (p==-pz) return -std::numeric_limits<double>::infinity();
  //PO flip if negative e
  return (e>0 ? 1. : -1.)* 0.5*log((p+pz)/(p-pz));
}

fillToken() [1/2]

void Analysis::ParticleShallowClone::fillToken ( INavigationToken & theToken ) const

inlinevirtual

Implement method from INavigable (forwareded to the orignal "master" particle)

Implements INavigable.

Definition at line 335 of file ParticleShallowClone.h.

{
  (*m_masterLink)->fillToken(theToken);
  return;
}

fillToken() [2/2]

void Analysis::ParticleShallowClone::fillToken ( INavigationToken & theToken, const std::any & theOther ) const

inlinevirtual

Implement method from INavigable (forwareded to the orignal "master" particle)

Implements INavigable.

Definition at line 342 of file ParticleShallowClone.h.

{
  (*m_masterLink)->fillToken(theToken, theOther);
  return;
}

getAthenaBarCode()

AthenaBarCode_t Analysis::ParticleShallowClone::getAthenaBarCode ( ) const

inlinevirtual

Public getter.

Reimplemented from IAthenaBarCode.

Definition at line 309 of file ParticleShallowClone.h.

{
  return (*m_masterLink)->getAthenaBarCode();
}

getMasterLink()

const MasterLink_t & Analysis::ParticleShallowClone::getMasterLink ( ) const

inline

Copy constructor.

The default destructor All public methods that are new to this class Get a const ElementLink reference to the original "master" particle

Definition at line 286 of file ParticleShallowClone.h.

{
  return m_masterLink;
}

getMasterPtr()

const Master_t * Analysis::ParticleShallowClone::getMasterPtr ( ) const

inline

Get a const pointer to the original "master" particle.

Definition at line 293 of file ParticleShallowClone.h.

{
  if ( m_masterLink.isValid() )
    {
      return *m_masterLink;
    }
  else
    {
      //ATH_MSG_ERROR ( "You tried to implicitly cast from an ParticleShallowClone to a INavigable4Momentum, but the pointed-at INavigable4Momentum doesn't exist! Returning NULL..." );
      return 0;
    }
}

getVersion()

AthenaBarCodeVersion_t Analysis::ParticleShallowClone::getVersion ( ) const

inlinevirtual

Comparing & Versioning Control.

Reimplemented from IAthenaBarCode.

Definition at line 327 of file ParticleShallowClone.h.

{
  return (*m_masterLink)->getVersion();
}

hasCharge()

bool Analysis::ParticleShallowClone::hasCharge ( ) const

inlinevirtual

method to check if charge information is available (used directly from this shallow clone particle)

Implements IParticle.

Definition at line 371 of file ParticleShallowClone.h.

{
  return m_hasCharge;
}

hasPdgId()

bool Analysis::ParticleShallowClone::hasPdgId ( ) const

inlinevirtual

method to check if particle id information is available (forwareded to the orignal "master" particle)

Implements IParticle.

Definition at line 383 of file ParticleShallowClone.h.

{
  return (*m_masterLink)->hasPdgId();
}

hasSameAthenaBarCode()

bool Analysis::ParticleShallowClone::hasSameAthenaBarCode ( const IAthenaBarCode & obj ) const

inlinevirtual

Comparing & Versioning Control.

Reimplemented from IAthenaBarCode.

Definition at line 315 of file ParticleShallowClone.h.

{
  return (*m_masterLink)->hasSameAthenaBarCode(obj);
}

hasSameAthenaBarCodeExceptVersion()

bool Analysis::ParticleShallowClone::hasSameAthenaBarCodeExceptVersion ( const IAthenaBarCode & obj ) const

inlinevirtual

Comparing & Versioning Control.

Reimplemented from IAthenaBarCode.

Definition at line 321 of file ParticleShallowClone.h.

{
  return (*m_masterLink)->hasSameAthenaBarCodeExceptVersion(obj);
}

hlv()

CLHEP::HepLorentzVector P4PxPyPzEBase::hlv ( ) const

virtualinherited

CLHEP HepLorentzVector.

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 147 of file P4PxPyPzEBase.cxx.

{ return CLHEP::HepLorentzVector(this->px(),this->py(),this->pz(),this->e());
 
}

iPt()

double P4PxPyPzEBase::iPt ( ) const

virtualinherited

inverse of transverse momentum

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 131 of file P4PxPyPzEBase.cxx.

  { return 1./this->pt();
   }

kind()

virtual I4Momentum::Kind P4PxPyPzEBase::kind ( ) const

inlinevirtualinherited

tells what kind of P4XYZT this is

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 59 of file P4PxPyPzEBase.h.

{ return I4Momentum::P4PXPYPZE; };

m()

double P4PxPyPzEBase::m ( ) const

virtualinherited

mass

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 25 of file P4PxPyPzEBase.cxx.

{
  const double m2 = this->m2();  
 
  return m2 < 0.0 ? -std::sqrt(-m2) : std::sqrt (m2);
}

m2()

double P4PxPyPzEBase::m2 ( ) const

virtualinherited

mass squared

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 14 of file P4PxPyPzEBase.cxx.

{
  const double px=this->px();
  const double py=this->py();
  const double pz=this->pz();
  const double e =this->e();
  
  const double m2 = e*e - (px*px + py*py + pz*pz);
  return m2;
}

momentumBase() [1/2]

Analysis::ParticleShallowClone::momentum_type & Analysis::ParticleShallowClone::momentumBase ( )

inline

Definition at line 425 of file ParticleShallowClone.h.

{
  return *this;
}

momentumBase() [2/2]

const Analysis::ParticleShallowClone::momentum_type & Analysis::ParticleShallowClone::momentumBase ( ) const

inline

access to underlying base type (I4Momentum-like)

Definition at line 419 of file ParticleShallowClone.h.

{
  return *this;
}

newVersion()

virtual void IAthenaBarCode::newVersion ( )

inlinevirtualinherited

Reimplemented in AthenaBarCodeBase, ParticleImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleImpl< ::Analysis::MuonNavigation, ::P4ImplIPtCotThPhiM >, ParticleImpl< ::Analysis::TauJetNavigation, ::P4ImplEEtaPhiM >, ParticleImpl< CompositeParticleNavigation, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleImpl< egammaNavigation, P4ImplEEtaPhiM >, ParticleImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleImpl< Navigable< DataVector< INavigable4Momentum >, double, std::vector< std::pair< ElementLink< DataVector< INavigable4Momentum > >, double > > >, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4ImplEEtaPhiM, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4ImplIPtCotThPhiM, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4PtEtaPhiM >, ParticleImpl< NeutrinoNavigation, P4ImplPxPyPzE >, ParticleImpl< TruthParticleNavigation, TruthParticleMomentum, TruthParticleBase >, ParticleSigStateImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleSigStateImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleSigStateImpl< Navigable< DataVector< INavigable4Momentum >, double, std::vector< std::pair< ElementLink< DataVector< INavigable4Momentum > >, double > > >, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleSigStateImpl< Navigable< INavigable4MomentumCollection, double >, P4ImplPxPyPzE >, ParticleSigStateImpl< Navigable< INavigable4MomentumCollection, double >, P4ImplPxPyPzE, ParticleEvent::Base >, and Rec::TrackParticle.

Definition at line 89 of file AthenaKernel/AthenaKernel/IAthenaBarCode.h.

                            {
    //    throw std::runtime_error("IAthenaBarCode::newVersion():: can't newVersion() in the dummy implementation");
  }

origin()

const Trk::RecVertex * Analysis::ParticleShallowClone::origin ( ) const

inlinevirtual

Return a RecVertex corresponding to particle's Origin (used directly from this shallow clone particle)

Implements IParticle.

Definition at line 357 of file ParticleShallowClone.h.

{
  return (!m_originLink.isValid()) 
    ? 0 
    : &(**m_originLink).recVertex();
}

originLink()

const ElementLink< VxContainer > & Analysis::ParticleShallowClone::originLink ( ) const

inlinevirtual

Return an ElementLink corresponding to particle's Origin (used directly from this shallow clone particle)

Implements IParticle.

Definition at line 365 of file ParticleShallowClone.h.

{
  return m_originLink;
}

p()

double P4PxPyPzEBase::p ( ) const

virtualinherited

momentum magnitude

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 68 of file P4PxPyPzEBase.cxx.

{ 
  //PO return the correc 
  const double e=this->e();
  
  return  (e>0 ? 1. : -1.)*std::sqrt(this->p2());
}

p2()

double P4PxPyPzEBase::p2 ( ) const

virtualinherited

square of momentum magnitude

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 59 of file P4PxPyPzEBase.cxx.

{ 
  const double px=this->px();
  const double py=this->py();
  const double pz=this->pz();
 
  return px*px+py*py+pz*pz;
}

pdgId()

int Analysis::ParticleShallowClone::pdgId ( ) const

inlinevirtual

Return particle id (forwareded to the orignal "master" particle)

Implements IParticle.

Definition at line 389 of file ParticleShallowClone.h.

{
  return (*m_masterLink)->pdgId();
}

phi()

double P4PxPyPzEBase::phi ( ) const

virtualinherited

phi in [-pi,pi[

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 50 of file P4PxPyPzEBase.cxx.

{ 
  const double e=this->e();
  const double px= (e>0 ? 1. : -1.)*this->px();
  const double py= (e>0 ? 1. : -1.)*this->py();
  return px == 0.0 && py == 0.0 ? 0.0 : atan2(py,px);
}

pt()

double P4PxPyPzEBase::pt ( ) const

virtualinherited

transverse momentum

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 114 of file P4PxPyPzEBase.cxx.

{
  const double e=this->e();
  const double px=this->px();
  const double py=this->py();
  //PO flip sign if negative energy
  return  (e>0 ? 1. : -1.)*std::sqrt(px*px+py*py);
 
   }

pti()

double P4PxPyPzE::pti ( ) const

inlineinherited

Experimental : inlined function to get pt without going through virtual inheritance.

Definition at line 182 of file P4PxPyPzE.h.

{ const double thePx=pxi();
 const double thePy=pyi();
 return sqrt(thePx*thePx+thePy*thePy);}

px()

double P4PxPyPzE::px ( ) const

inlinevirtualinherited

get px data member

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 122 of file P4PxPyPzE.h.

{ return m_px;}

pxi()

double P4PxPyPzE::pxi ( ) const

inlineinherited

Experimental : inlined function to get px without going through virtual inheritance.

Definition at line 170 of file P4PxPyPzE.h.

{ return m_px;}

py()

double P4PxPyPzE::py ( ) const

inlinevirtualinherited

get py data member

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 126 of file P4PxPyPzE.h.

{ return m_py;}

pyi()

double P4PxPyPzE::pyi ( ) const

inlineinherited

Experimental : inlined function to get py without going through virtual inheritance.

Definition at line 173 of file P4PxPyPzE.h.

{ return m_py;}

pz()

double P4PxPyPzE::pz ( ) const

inlinevirtualinherited

get pz data member

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 129 of file P4PxPyPzE.h.

{ return m_pz;}

pzi()

double P4PxPyPzE::pzi ( ) const

inlineinherited

Experimental : inlined function to get pz without going through virtual inheritance.

Definition at line 176 of file P4PxPyPzE.h.

{ return m_pz;}

rapidity()

double P4PxPyPzEBase::rapidity ( ) const

virtualinherited

rapidity

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 136 of file P4PxPyPzEBase.cxx.

{
  const double e =this->e();
  const double pz=this->pz();
  if (e==0.0) return 0.0;
  if (e==+pz) return +std::numeric_limits<double>::infinity();
  if (e==-pz) return -std::numeric_limits<double>::infinity();
  //PO invariant under flipping of 4-mom with neg E
  return 0.5*std::log((e+pz)/(e-pz));
}

set4Mom() [1/3]

void P4PxPyPzE::set4Mom ( const CLHEP::HepLorentzVector & theHlv )

inlinevirtualinherited

set all 4-mom from CLHEP HepLorentzVector

Reimplemented from P4PxPyPzEBase.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >, and Rec::TrackParticle.

Definition at line 161 of file P4PxPyPzE.h.

{
  m_px=theHlv.px();
  m_py=theHlv.py();
  m_pz=theHlv.pz();
  m_e=theHlv.e();
}

set4Mom() [2/3]

void P4PxPyPzE::set4Mom ( const I4Momentum & theI4Mom )

inlinevirtualinherited

set all 4-mom from another I4Momentum reference

Reimplemented from P4PxPyPzEBase.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >, and Rec::TrackParticle.

Definition at line 147 of file P4PxPyPzE.h.

{
  m_px=theI4Mom.px();
  m_py=theI4Mom.py();
  m_pz=theI4Mom.pz();
  m_e=theI4Mom.e();
}

set4Mom() [3/3]

void P4PxPyPzE::set4Mom ( const I4Momentum *const theI4Mom )

inlinevirtualinherited

set all 4-mom from another I4Momentum pointer

Reimplemented from P4PxPyPzEBase.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >, and Rec::TrackParticle.

Definition at line 155 of file P4PxPyPzE.h.

{
  this->set4Mom(*theI4Mom);
}

set_charge()

void Analysis::ParticleShallowClone::set_charge ( ChargeType theCharge )

inlinevirtual

Set method to set the charge of this shallow clone particle (the original "master" particle remains unaffected)

Definition at line 395 of file ParticleShallowClone.h.

{
  m_charge = theCharge;
  m_hasCharge = true;
  return;
}

set_origin() [1/2]

void Analysis::ParticleShallowClone::set_origin ( const VxContainer * theContainer, const Trk::VxCandidate * vertex )

inlinevirtual

Set method to set the charge of this shallow clone particle (the original "master" particle remains unaffected)

Definition at line 410 of file ParticleShallowClone.h.

{
 m_originLink = ElementLink< VxContainer >
   ( vertex,*theContainer );
 return;
}

set_origin() [2/2]

void Analysis::ParticleShallowClone::set_origin ( const VxContainer * theContainer, int index )

inlinevirtual

Set method to set the charge of this shallow clone particle (the original "master" particle remains unaffected)

Definition at line 403 of file ParticleShallowClone.h.

{
  m_originLink = ElementLink< VxContainer >(*theContainer, index);
  return;
}

setAthenaBarCode()

virtual void IAthenaBarCode::setAthenaBarCode ( AthenaBarCode_t )

inlinevirtualinherited

Reimplemented in AthenaBarCodeBase, ParticleImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleImpl< ::Analysis::MuonNavigation, ::P4ImplIPtCotThPhiM >, ParticleImpl< ::Analysis::TauJetNavigation, ::P4ImplEEtaPhiM >, ParticleImpl< CompositeParticleNavigation, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleImpl< egammaNavigation, P4ImplEEtaPhiM >, ParticleImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleImpl< Navigable< DataVector< INavigable4Momentum >, double, std::vector< std::pair< ElementLink< DataVector< INavigable4Momentum > >, double > > >, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4ImplEEtaPhiM, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4ImplIPtCotThPhiM, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4PtEtaPhiM >, ParticleImpl< NeutrinoNavigation, P4ImplPxPyPzE >, ParticleImpl< TruthParticleNavigation, TruthParticleMomentum, TruthParticleBase >, ParticleSigStateImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleSigStateImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleSigStateImpl< Navigable< DataVector< INavigable4Momentum >, double, std::vector< std::pair< ElementLink< DataVector< INavigable4Momentum > >, double > > >, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleSigStateImpl< Navigable< INavigable4MomentumCollection, double >, P4ImplPxPyPzE >, ParticleSigStateImpl< Navigable< INavigable4MomentumCollection, double >, P4ImplPxPyPzE, ParticleEvent::Base >, and Rec::TrackParticle.

Definition at line 71 of file AthenaKernel/AthenaKernel/IAthenaBarCode.h.

                                                   {
    //    throw std::runtime_error("IAthenaBarCode::setAthenaBarCode():: can't set AthenaBarCode in the dummy implementation");
  }

setE()

void P4PxPyPzE::setE ( double theE )

inlinevirtualinherited

set energy data member

Definition at line 144 of file P4PxPyPzE.h.

{ m_e=theE;}

setPx()

void P4PxPyPzE::setPx ( double thePx )

inlinevirtualinherited

set Px data member

Definition at line 135 of file P4PxPyPzE.h.

{ m_px=thePx;}

setPy()

void P4PxPyPzE::setPy ( double thePy )

inlinevirtualinherited

set Py data member

Definition at line 138 of file P4PxPyPzE.h.

{ m_py=thePy;}

setPz()

void P4PxPyPzE::setPz ( double thePz )

inlinevirtualinherited

set Pz data member

Definition at line 141 of file P4PxPyPzE.h.

{ m_pz=thePz;}

setVersion()

virtual void IAthenaBarCode::setVersion ( AthenaBarCodeVersion_t )

inlinevirtualinherited

Reimplemented in AthenaBarCodeBase, ParticleImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleImpl< ::Analysis::MuonNavigation, ::P4ImplIPtCotThPhiM >, ParticleImpl< ::Analysis::TauJetNavigation, ::P4ImplEEtaPhiM >, ParticleImpl< CompositeParticleNavigation, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleImpl< egammaNavigation, P4ImplEEtaPhiM >, ParticleImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleImpl< Navigable< DataVector< INavigable4Momentum >, double, std::vector< std::pair< ElementLink< DataVector< INavigable4Momentum > >, double > > >, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4ImplEEtaPhiM, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4ImplIPtCotThPhiM, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleImpl< NavigableTerminalNode, P4PtEtaPhiM >, ParticleImpl< NeutrinoNavigation, P4ImplPxPyPzE >, ParticleImpl< TruthParticleNavigation, TruthParticleMomentum, TruthParticleBase >, ParticleSigStateImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleSigStateImpl< INavigable_t, I4Momentum_t, IParticle_t >, ParticleSigStateImpl< Navigable< DataVector< INavigable4Momentum >, double, std::vector< std::pair< ElementLink< DataVector< INavigable4Momentum > >, double > > >, P4ImplPxPyPzE, ParticleEvent::Base >, ParticleSigStateImpl< Navigable< INavigable4MomentumCollection, double >, P4ImplPxPyPzE >, ParticleSigStateImpl< Navigable< INavigable4MomentumCollection, double >, P4ImplPxPyPzE, ParticleEvent::Base >, and Rec::TrackParticle.

Definition at line 93 of file AthenaKernel/AthenaKernel/IAthenaBarCode.h.

                                                    {
    //    throw std::runtime_error("IAthenaBarCode::setVersion():: can't setVersion() in the dummy implementation");
  }

sinPhi()

double P4PxPyPzEBase::sinPhi ( ) const

virtualinherited

sinus phi

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 82 of file P4PxPyPzEBase.cxx.

{
 return this->py()/this->pt();
}

sinTh()

double P4PxPyPzEBase::sinTh ( ) const

virtualinherited

sinus theta

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 106 of file P4PxPyPzEBase.cxx.

{ 
  
 return this->pt()/this->p();
 
}

tanTh()

double P4PxPyPzEBase::tanTh ( ) const

virtualinherited

tan theta

Implements I4Momentum.

Reimplemented in Nav4MomWrapper< Navigable_t, P4Momentum_t >.

Definition at line 87 of file P4PxPyPzEBase.cxx.

{ 
 return this->pt()/this->pz();
}

Friends And Related Symbol Documentation

::ParticleShallowCloneCnv_p1

friend class ::ParticleShallowCloneCnv_p1

friend

Definition at line 260 of file ParticleShallowClone.h.

Member Data Documentation

m_charge

ChargeType Analysis::ParticleShallowClone::m_charge

private

Value of the charge of the particle (this has real meaning, only if hasCharge() returns true)

Definition at line 274 of file ParticleShallowClone.h.

m_e

double P4PxPyPzE::m_e

protectedinherited

Definition at line 92 of file P4PxPyPzE.h.

m_hasCharge

bool Analysis::ParticleShallowClone::m_hasCharge

private

Switch to tell if this particle has a charge.

Definition at line 269 of file ParticleShallowClone.h.

m_masterLink

MasterLink_t Analysis::ParticleShallowClone::m_masterLink

private

The persistent pointer (ElementLink) to the original "master" particle.

Definition at line 263 of file ParticleShallowClone.h.

m_originLink

ElementLink< VxContainer > Analysis::ParticleShallowClone::m_originLink

private

Persistent pointer (ElementLink) to the origin of this particle.

Definition at line 266 of file ParticleShallowClone.h.

m_px

double P4PxPyPzE::m_px

protectedinherited

Definition at line 89 of file P4PxPyPzE.h.

m_py

double P4PxPyPzE::m_py

protectedinherited

Definition at line 90 of file P4PxPyPzE.h.

m_pz

double P4PxPyPzE::m_pz

protectedinherited

Definition at line 91 of file P4PxPyPzE.h.

UNDEFINEDBARCODE

const AthenaBarCode_t IAthenaBarCode::UNDEFINEDBARCODE = (AthenaBarCode_t)(-1)

staticinherited

Definition at line 52 of file AthenaKernel/AthenaKernel/IAthenaBarCode.h.

UNDEFINEDVERSION

const AthenaBarCode_t IAthenaBarCode::UNDEFINEDVERSION = UNDEFINEDBARCODE

staticinherited

Definition at line 53 of file AthenaKernel/AthenaKernel/IAthenaBarCode.h.

---

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

• ParticleShallowClone.h