SimHitHandle_SiHit::Imp Class Reference

Collaboration diagram for SimHitHandle_SiHit::Imp:

Public Member Functions
	Imp (const SiHit *h)
bool	ensureDetElemInit () const
Amg::Vector3D	localToGlobal (const HepGeom::Point3D< double > &) const

Public Attributes
const SiHit *	thehit
const InDetDD::SiDetectorElement *	detelem

Detailed Description

Definition at line 29 of file SimHitHandle_SiHit.cxx.

Constructor & Destructor Documentation

Imp()

SimHitHandle_SiHit::Imp::Imp ( const SiHit *  h )

inline

Definition at line 31 of file SimHitHandle_SiHit.cxx.

: thehit(h),detelem(nullptr) {}

Member Function Documentation

ensureDetElemInit()

bool SimHitHandle_SiHit::Imp::ensureDetElemInit

(

)

const

Definition at line 54 of file SimHitHandle_SiHit.cxx.

{
  if (detelem)
    return true;
  int Barrel = thehit->getBarrelEndcap();
  //Not needed anymore and spoils stuff for slhc studies:  if (Barrel== 1) Barrel = -2;//Found this hack in GeoSiHit.
 
  if (thehit->isPixel()) {
    Identifier id = VP1DetInfo::pixelIDHelper()->wafer_id( Barrel,
                               thehit->getLayerDisk(),
                               thehit->getPhiModule(),
                               thehit->getEtaModule() );
    //fixme: id is_valid ?
    detelem = VP1DetInfo::pixelDetMgr()->getDetectorElement(id);
  } else {
    Identifier id = VP1DetInfo::sctIDHelper()->wafer_id( Barrel,
                             thehit->getLayerDisk(),
                             thehit->getPhiModule(),
                             thehit->getEtaModule(),
                             thehit->getSide() );
    //fixme: id is_valid ?
    detelem = VP1DetInfo::sctDetMgr()->getDetectorElement(id);
  }
  //Fixme : Handle case where detelem can not be found gracefully. And check pointers from VP1DetInfo!!
  if (!detelem)
    VP1Msg::messageDebug("SimHitHandle_SiHit ERROR: Could not get detector element for hit!");
  return detelem!=nullptr;
}

localToGlobal()

Amg::Vector3D SimHitHandle_SiHit::Imp::localToGlobal

(

const HepGeom::Point3D< double > &

local

)

const

Definition at line 93 of file SimHitHandle_SiHit.cxx.

{
  if (!ensureDetElemInit())
    return Amg::Vector3D(0,0,0);
  return Amg::Vector3D(Amg::EigenTransformToCLHEP(detelem->transformHit()) * local);
}

Member Data Documentation

detelem

const InDetDD::SiDetectorElement* SimHitHandle_SiHit::Imp::detelem

mutable

Definition at line 33 of file SimHitHandle_SiHit.cxx.

thehit

const SiHit* SimHitHandle_SiHit::Imp::thehit

Definition at line 32 of file SimHitHandle_SiHit.cxx.

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

• SimHitHandle_SiHit.cxx