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MuonRpcFrameRotation Class Reference

implementation of FrameRotation for the muon rpc More...

#include <SimG4CMS/Muon/interface/MuonRpcFrameRotation.h>

Inheritance diagram for MuonRpcFrameRotation:

List of all members.

Public Member Functions
	MuonRpcFrameRotation (const DDCompactView &cpv)
virtual Local3DPoint	transformPoint (Local3DPoint &, G4Step *) const
virtual	~MuonRpcFrameRotation ()
Private Attributes
MuonG4Numbering *	g4numbering
int	theRegion

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Detailed Description

implementation of FrameRotation for the muon rpc

Author:

Arno Straessner, CERN <arno.straessner@cern.ch>

Modification:

Definition at line 21 of file MuonRpcFrameRotation.h.

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Constructor & Destructor Documentation

MuonRpcFrameRotation::MuonRpcFrameRotation

(

const DDCompactView &

cpv

)

Definition at line 9 of file MuonRpcFrameRotation.cc.

References g4numbering, MuonDDDConstants::getValue(), and theRegion.

                                                                   : MuonFrameRotation::MuonFrameRotation(cpv) {
  g4numbering = new MuonG4Numbering(cpv);
  MuonDDDConstants muonConstants(cpv);
  int theLevelPart=muonConstants.getValue("level");
  theRegion=muonConstants.getValue("mr_region")/theLevelPart;
}

MuonRpcFrameRotation::~MuonRpcFrameRotation

(

)

[virtual]

Definition at line 16 of file MuonRpcFrameRotation.cc.

References g4numbering.

                                           {
  delete g4numbering;
}

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Member Function Documentation

Local3DPoint MuonRpcFrameRotation::transformPoint	(	Local3DPoint &	point,
		G4Step *	aStep = 0
	)			const [virtual]

Implements MuonFrameRotation.

Definition at line 20 of file MuonRpcFrameRotation.cc.

References g4numbering, MuonBaseNumber::getSuperNo(), funct::num(), MuonG4Numbering::PhysicalVolumeToBaseNumber(), theRegion, PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

                                                                                             {
  if (aStep) {
    //check if endcap
    G4StepPoint * preStepPoint = aStep->GetPreStepPoint();
    G4TouchableHistory * theTouchable=(G4TouchableHistory *)
                                      (preStepPoint->GetTouchable());
    const G4ThreeVector trans=theTouchable->GetTranslation();
    
    //    G4VPhysicalVolume * pv = s->GetPreStepPoint()->GetPhysicalVolume();

    //old way with strings
    //string name=v->GetName();
    //string det_name=name(1,1);
    //bool endcap_muon=(det_name == "E");
    
    //new way with base number
    MuonBaseNumber num = g4numbering->PhysicalVolumeToBaseNumber(aStep);
    bool endcap_muon = (num.getSuperNo(theRegion)!=1);
    if (endcap_muon){
      if (trans.z()<0.) {
      //      return Local3DPoint(point.x(),point.y(),-point.z());
        return Local3DPoint(point.x(),-point.z(),point.y());
      } else {
        return Local3DPoint(point.x(),point.z(),-point.y());
      }
    } else {
      return point; 
    }
  } else {
    return Local3DPoint(0.,0.,0.);
  }
}

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Member Data Documentation

MuonG4Numbering* MuonRpcFrameRotation::g4numbering [private]

Definition at line 27 of file MuonRpcFrameRotation.h.

Referenced by MuonRpcFrameRotation(), transformPoint(), and ~MuonRpcFrameRotation().

int MuonRpcFrameRotation::theRegion [private]

Definition at line 28 of file MuonRpcFrameRotation.h.

Referenced by MuonRpcFrameRotation(), and transformPoint().

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

• SimG4CMS/Muon/interface/MuonRpcFrameRotation.h
• SimG4CMS/Muon/src/MuonRpcFrameRotation.cc

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