G3Division Class Reference

#include <G3Division.hh>

Public Member Functions
	G3Division (G3DivType type, G3VolTableEntry *vte, G3VolTableEntry *mvte, G4int nofDivision, G4int iaxis, G4int nmed, G4double c0, G4double step)
	G3Division (G3VolTableEntry *vte, G3VolTableEntry *mvte, const G3Division &division)
virtual	~G3Division ()
void	UpdateVTE ()
void	CreatePVReplica ()

Detailed Description

Definition at line 54 of file G3Division.hh.

Constructor & Destructor Documentation

G3Division() [1/2]

G3Division::G3Division	(	G3DivType	type,
		G3VolTableEntry *	vte,
		G3VolTableEntry *	mvte,
		G4int	nofDivision,
		G4int	iaxis,
		G4int	nmed,
		G4double	c0,
		G4double	step )

Definition at line 49 of file G3Division.cc.

  : fType(type),
    fVTE(vte),
    fMVTE(mvte),
    fNofDivisions(nofDivisions),
    fIAxis(iaxis),
    fNmed(nmed),
    fC0(c0),
    fStep(step),
    fLowRange(0.),
    fHighRange(0.),
    fWidth(0.),
    fOffset(0.),
    fAxis(kXAxis)
{
  fVTE->SetHasNegPars(true);
}

G3Division() [2/2]

G3Division::G3Division	(	G3VolTableEntry *	vte,
		G3VolTableEntry *	mvte,
		const G3Division &	division )

Definition at line 69 of file G3Division.cc.

  : fVTE(vte),
    fMVTE(mvte)
{
  // only "input" parameters are copied from division
  fType = division.fType;
  fNofDivisions = division.fNofDivisions;
  fIAxis = division.fIAxis;
  fNmed = division.fNmed;
  fC0 = division.fC0;
  fStep = division.fStep;
 
  // other parameters are set as in standard constructor
  fLowRange = 0.;
  fHighRange = 0.;
  fWidth = 0.;
  fOffset = 0.;
  fAxis = kXAxis;
  fVTE->SetHasNegPars(true);
}

~G3Division()

G3Division::~G3Division ( )

virtual

Definition at line 91 of file G3Division.cc.

{}

Member Function Documentation

CreatePVReplica()

void G3Division::CreatePVReplica

(

)

Definition at line 127 of file G3Division.cc.

{
  G4String name = fVTE->GetName();
  G4LogicalVolume* lv =  fVTE->GetLV();
  G4LogicalVolume* mlv = fMVTE->GetLV();
  
  G4String shape = fMVTE->GetShape();
  if (shape == "PARA") {
    // The para volume cannot be replicated using G4PVReplica.
    // (Replicating a volume along a cartesian axis means "slicing" it
    // with slices -perpendicular- to that axis.)
    
    // position the replicated elements    
    for (G4int i=0; i<fNofDivisions; i++) {
       G4ThreeVector position = G4ThreeVector(); 
       position[fIAxis-1] = fLowRange + fWidth/2. + i*fWidth;
       if (position.y()!=0.) 
         position.setX(position.y()*((G4Para*)lv->GetSolid())->GetTanAlpha());
 
       #ifndef G3G4_NO_REFLECTION
       G4ReflectionFactory::Instance()
         ->Place(G4Translate3D(position), name, lv, mlv, 0, i);
 
       #else  
       new G4PVPlacement(0, position, lv, name, mlv, 0, i);
 
       #endif
    }
    
    // G4PVReplica cannot be created
    return;   
  }     
  
  #ifdef G3G4DEBUG
    G4cout << "Create G4PVReplica name " << name << " logical volume name " 
       << lv->GetName() << " mother logical volme name "
       << mlv->GetName() << " axis " << fAxis << " ndivisions " 
       << fNofDivisions << " width " << fWidth << " Offset "
       << fOffset << G4endl;
  #endif
 
  #ifndef G3G4_NO_REFLECTION
  G4ReflectionFactory::Instance()
    ->Replicate(name, lv, mlv, fAxis, fNofDivisions, fWidth, fOffset);
 
  #else    
  new G4PVReplica(name, lv, mlv, fAxis, fNofDivisions, fWidth, fOffset);
 
  #endif
}

Referenced by G3toG4BuildPVTree().

UpdateVTE()

void G3Division::UpdateVTE

(

)

Definition at line 96 of file G3Division.cc.

{
  if (fVTE->HasNegPars() && !(fMVTE->HasNegPars())) {
 
    // set nmed from mother 
    if (fNmed == 0) fNmed = fMVTE->GetNmed();
    fVTE->SetNmed(fNmed);
   
    SetRangeAndAxis();
    
    // create envelope (if necessary)
    // and solid    
    G3VolTableEntry* envVTE = 0;
    if      (fType == kDvn)  envVTE = Dvn(); 
    else if (fType == kDvn2) envVTE = Dvn2(); 
    else if (fType == kDvt)  envVTE = Dvt(); 
    else if (fType == kDvt2) envVTE = Dvt2();
    
    if (envVTE) {
      // reset mother <-> daughter
      fMVTE->ReplaceDaughter(fVTE, envVTE);
      fVTE->ReplaceMother(fMVTE, envVTE);
      envVTE->AddDaughter(fVTE);
      envVTE->AddMother(fMVTE);
 
      // replace mother with envelope
      fMVTE = envVTE;
    }
  }  
}

Referenced by G4CloneDaughters(), G4CreateCloneVTEWithDivision(), and G4ProcessDaughters().

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

• G3Division.hh
• G3Division.cc