SimHitHandle_ForwardHit Class Reference

#include <SimHitHandle_ForwardHit.h>

Inheritance diagram for SimHitHandle_ForwardHit:

Collaboration diagram for SimHitHandle_ForwardHit:

Classes
class	Imp

Public Member Functions
	SimHitHandle_ForwardHit (const SimulationHit *)
virtual	~SimHitHandle_ForwardHit ()
QString	type () const
Amg::Vector3D	momentumDirection () const
double	actualMomentum () const
Amg::Vector3D	posStart () const
Amg::Vector3D	posEnd () const
double	hitTime () const
int	actualPDGCodeFromSimHit () const
const HepMcParticleLink &	particleLink () const
Trk::TrackParameters *	createTrackParameters () const
double	momentum () const
int	pdg () const
SimBarCode	simBarCode () const
bool	hasCharge () const
double	charge () const
void	setFakeMomentum (const double &m)
void	setCharge (const double &c)
void	cacheMomentum ()

Private Member Functions
void	setPDG (int)

Private Attributes
Imp *	m_d
HepMcParticleLink	m_link
Trk::TrackParameters *	m_trackPars
int	m_pdgId
double	m_fakemom
double	m_charge

Detailed Description

Definition at line 23 of file SimHitHandle_ForwardHit.h.

Constructor & Destructor Documentation

SimHitHandle_ForwardHit()

SimHitHandle_ForwardHit::SimHitHandle_ForwardHit

(

const SimulationHit *

h

)

Definition at line 42 of file SimHitHandle_ForwardHit.cxx.

  : SimHitHandleBase(), m_d(new Imp(h))
{
  if (!h)
    VP1Msg::message("SimHitHandle_ForwardHit constructor ERROR: Received null hit pointer");
 
  m_link =  HepMcParticleLink(m_d->thehit->trackID(), 0, HepMcParticleLink::IS_POSITION, HepMcParticleLink::IS_BARCODE); // FIXME barcode-based
}

~SimHitHandle_ForwardHit()

SimHitHandle_ForwardHit::~SimHitHandle_ForwardHit ( )

virtual

Definition at line 52 of file SimHitHandle_ForwardHit.cxx.

{
  delete m_d;
}

Member Function Documentation

actualMomentum()

double SimHitHandle_ForwardHit::actualMomentum ( ) const

virtual

Reimplemented from SimHitHandleBase.

Definition at line 63 of file SimHitHandle_ForwardHit.cxx.

{
  return m_d->thehit->pre().momentum.mag();
}

actualPDGCodeFromSimHit()

int SimHitHandle_ForwardHit::actualPDGCodeFromSimHit ( ) const

virtual

Reimplemented from SimHitHandleBase.

Definition at line 92 of file SimHitHandle_ForwardHit.cxx.

{
  return m_d->thehit->particleEncoding();
}

cacheMomentum()

void SimHitHandleBase::cacheMomentum ( )

inlineinherited

Definition at line 58 of file SimHitHandleBase.h.

{ if (m_fakemom==-2) m_fakemom = actualMomentum(); }

charge()

double SimHitHandleBase::charge ( ) const

inlineinherited

Definition at line 51 of file SimHitHandleBase.h.

{ return m_charge; }

createTrackParameters()

Trk::TrackParameters * SimHitHandle_ForwardHit::createTrackParameters ( ) const

virtual

Implements SimHitHandleBase.

Definition at line 98 of file SimHitHandle_ForwardHit.cxx.

{
 
    //  const Trk::StraightLineSurface * surf = new Trk::StraightLineSurface(new HepGeom::Translate3D(0,0,0));
    Amg::Transform3D transf = Amg::CLHEPTranslate3DToEigen( HepGeom::Translate3D(0,0,0) );
  const Trk::StraightLineSurface * surf = new Trk::StraightLineSurface( transf );
 
 
  if (!surf) {
    VP1Msg::message("SimHitHandle_ForwardHit::createTrackParameters ERROR: could not get Trk::StraightLineSurface");
    return nullptr;
  }
 
  double c;
  if ( !hasCharge() ) {
    bool ok;
    c = VP1ParticleData::particleCharge(m_d->thehit->particleEncoding(),ok);
    if (!ok) {
      VP1Msg::message("SimHitHandle_ForwardHit::createTrackParameters ERROR: Could not find particle charge (pdg="
              +QString::number(m_d->thehit->particleEncoding())+"). Assuming charge=+1.");
      c = +1.0;
    } else {
      if (VP1Msg::verbose())
    VP1Msg::messageVerbose("Looked up particle charge for trt simhit with pdg code "+VP1Msg::str(m_d->thehit->particleEncoding())+": "+VP1Msg::str(c));
    }
    const_cast<SimHitHandle_ForwardHit*>(this)->setCharge(c);
  } else {
    c = charge();
  }
  return new Trk::AtaStraightLine(posStart(),momentumDirection(),c,*surf);
  //Fixme: Use constructor with local coords instead?:
}

hasCharge()

bool SimHitHandleBase::hasCharge ( ) const

inlineinherited

Definition at line 50 of file SimHitHandleBase.h.

{ return m_charge!=-99999.0; }

hitTime()

double SimHitHandle_ForwardHit::hitTime ( ) const

virtual

Implements SimHitHandleBase.

Definition at line 80 of file SimHitHandle_ForwardHit.cxx.

{
  return m_d->thehit->pre().time;
}

momentum()

double SimHitHandleBase::momentum ( ) const

inlineinherited

Definition at line 41 of file SimHitHandleBase.h.

{ return m_fakemom == -2 ? actualMomentum() : m_fakemom; }

momentumDirection()

Amg::Vector3D SimHitHandle_ForwardHit::momentumDirection ( ) const

virtual

Implements SimHitHandleBase.

Definition at line 58 of file SimHitHandle_ForwardHit.cxx.

{
  return Amg::Hep3VectorToEigen(m_d->thehit->pre().direction);
}

particleLink()

const HepMcParticleLink & SimHitHandle_ForwardHit::particleLink ( ) const

virtual

Implements SimHitHandleBase.

Definition at line 86 of file SimHitHandle_ForwardHit.cxx.

{
   return m_link;
}

pdg()

int SimHitHandleBase::pdg ( ) const

inlineinherited

Definition at line 82 of file SimHitHandleBase.h.

{
  return m_pdgId;
}

posEnd()

Amg::Vector3D SimHitHandle_ForwardHit::posEnd ( ) const

virtual

Implements SimHitHandleBase.

Definition at line 74 of file SimHitHandle_ForwardHit.cxx.

{
  return Amg::Hep3VectorToEigen(m_d->thehit->post().position);
}

posStart()

Amg::Vector3D SimHitHandle_ForwardHit::posStart ( ) const

virtual

Implements SimHitHandleBase.

Definition at line 68 of file SimHitHandle_ForwardHit.cxx.

{
  return Amg::Hep3VectorToEigen(m_d->thehit->pre().position);
}

setCharge()

void SimHitHandleBase::setCharge ( const double & c )

inlineinherited

Definition at line 57 of file SimHitHandleBase.h.

{ m_charge = c; }

setFakeMomentum()

void SimHitHandleBase::setFakeMomentum ( const double & m )

inlineinherited

Definition at line 56 of file SimHitHandleBase.h.

{ m_fakemom = m; }

setPDG()

void SimHitHandleBase::setPDG ( int pdg )

inlineprivateinherited

Definition at line 87 of file SimHitHandleBase.h.

{
  m_pdgId = pdg;
}

simBarCode()

SimBarCode SimHitHandleBase::simBarCode ( ) const

inlineinherited

Definition at line 48 of file SimHitHandleBase.h.

{ return SimBarCode(particleLink(),pdg()); }

type()

QString SimHitHandle_ForwardHit::type ( ) const

inlinevirtual

Implements SimHitHandleBase.

Definition at line 29 of file SimHitHandle_ForwardHit.h.

{ return "SimulationHit"; };

Member Data Documentation

m_charge

double SimHitHandleBase::m_charge

privateinherited

Definition at line 71 of file SimHitHandleBase.h.

m_d

Imp* SimHitHandle_ForwardHit::m_d

private

Definition at line 44 of file SimHitHandle_ForwardHit.h.

m_fakemom

double SimHitHandleBase::m_fakemom

privateinherited

Definition at line 70 of file SimHitHandleBase.h.

m_link

HepMcParticleLink SimHitHandle_ForwardHit::m_link

private

Definition at line 45 of file SimHitHandle_ForwardHit.h.

m_pdgId

int SimHitHandleBase::m_pdgId

privateinherited

Definition at line 68 of file SimHitHandleBase.h.

m_trackPars

Trk::TrackParameters* SimHitHandleBase::m_trackPars

mutableprivateinherited

Definition at line 67 of file SimHitHandleBase.h.

---

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

• SimHitHandle_ForwardHit.h
• SimHitHandle_ForwardHit.cxx