Import Geant4 0.0.0 source tree

2016-06-01 15:25:35 +02:00
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+// This code implementation is the intellectual property of
+// the RD44 GEANT4 collaboration.
+//
+// By copying, distributing or modifying the Program (or any work
+// based on the Program) you indicate your acceptance of this statement,
+// and all its terms.
+//
+// $Id: ExN02ChamberParameterisation.cc,v 1.1 1998/10/09 14:35:30 japost Exp $
+// GEANT4 tag $Name: geant4-00 $
+//
+
+#include "ExN02ChamberParameterisation.hh"
+
+#include "G4VPhysicalVolume.hh"
+#include "G4ThreeVector.hh"
+#include "G4Box.hh"
+
+ExN02ChamberParameterisation::ExN02ChamberParameterisation(  
+        G4int    NoChambers, 
+        G4double startZ,          //  Z of center of first 
+        G4double spacingZ,        //  Z spacing of centers
+        G4double widthChamber, 
+        G4double lengthInitial, 
+        G4double lengthFinal )
+{
+   fNoChambers=  NoChambers; 
+   fStartZ=      startZ; 
+   fHalfWidth=   widthChamber*0.5;
+   fSpacing=     spacingZ;
+   fHalfLengthFirst= 0.5 * lengthInitial; 
+   // fHalfLengthLast=  lengthFinal;
+   if( NoChambers > 1 ){
+      fHalfLengthIncr=  0.5 * (lengthFinal-lengthInitial)/(NoChambers-1);
+
+      if( spacingZ < widthChamber ) {
+         G4Exception( "ExN02ChamberParameterisation construction: Width > Spacing" );
+      }
+   }
+   
+}
+
+ExN02ChamberParameterisation::~ExN02ChamberParameterisation()
+{}
+
+void ExN02ChamberParameterisation::ComputeTransformation
+(const G4int copyNo,G4VPhysicalVolume *physVol) const
+{
+  G4double      Zposition= fStartZ + copyNo * fSpacing;
+  G4ThreeVector origin(0,0,Zposition);
+  physVol->SetTranslation(origin);
+  physVol->SetRotation(0);
+}
+
+void ExN02ChamberParameterisation::ComputeDimensions
+(G4Box & trackerChamber, const G4int copyNo,
+ const G4VPhysicalVolume * physVol) const
+{
+  G4double  halfLength= fHalfLengthFirst + (copyNo-1) * fHalfLengthIncr;
+  trackerChamber.SetXHalfLength(halfLength);
+  trackerChamber.SetYHalfLength(halfLength);
+  trackerChamber.SetZHalfLength(fHalfWidth);
+}