Import Geant4 3.0.0 source tree

2016-06-08 15:55:53 +02:00
parent e7d7193284
commit cfcb558cfe
3050 changed files with 91703 additions and 48310 deletions
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+// This code implementation is the intellectual property of
+// the 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.
+//
+// **********************************************************************
+// *                                                                    *
+// *                    GEANT 4 xray_telescope advanced example         *
+// *                                                                    *
+// * MODULE:            XrayTelStepCut.hh                               *
+// * -------                                                            *
+// *                                                                    *
+// * Version:           0.4                                             *
+// * Date:              06/11/00                                        *
+// * Author:            R Nartallo                                      *
+// * Organisation:      ESA/ESTEC, Noordwijk, THe Netherlands           *
+// *                                                                    *
+// **********************************************************************
+//
+// CHANGE HISTORY
+// --------------
+//
+// 06.11.2000 R.Nartallo
+// - First implementation of X-ray Telescope advanced example.
+// - Based on Chandra and XMM models
+//
+//
+// **********************************************************************
+
+#ifndef XrayTelStepCut_h
+#define XrayTelStepCut_h 1
+
+#include "G4ios.hh"
+#include "G4VDiscreteProcess.hh"
+#include "G4Step.hh"
+#include "globals.hh"
+
+class XrayTelStepCut : public G4VDiscreteProcess
+{
+public:     
+
+  XrayTelStepCut(const G4String& processName ="UserStepCut" );
+  XrayTelStepCut(XrayTelStepCut &);
+
+  ~XrayTelStepCut();
+
+  G4double PostStepGetPhysicalInteractionLength(
+						const G4Track& track,
+						G4double   previousStepSize,
+						G4ForceCondition* condition
+						);
+
+  G4VParticleChange* PostStepDoIt(
+				  const G4Track& ,
+				  const G4Step& 
+				  );
+
+  void SetMaxStep(G4double);
+
+protected:
+
+  // it is not needed here !
+  G4double GetMeanFreePath(const G4Track& aTrack,
+			   G4double   previousStepSize,
+			   G4ForceCondition* condition
+			   );
+
+			    
+private:
+  
+  // hide assignment operator as private 
+  XrayTelStepCut & operator=(const XrayTelStepCut &right);
+
+private:
+
+  G4double MaxChargedStep ;
+};
+
+// inlined function members implementation
+
+#include "G4Step.hh"
+#include "G4Track.hh"
+#include "G4UserLimits.hh"
+#include "G4VParticleChange.hh"
+#include "G4EnergyLossTables.hh"
+
+inline G4double XrayTelStepCut::PostStepGetPhysicalInteractionLength(
+								     const G4Track& aTrack,
+								     G4double   previousStepSize,
+								     G4ForceCondition* condition
+								     )
+{
+  // condition is set to "Not Forced"
+  *condition = NotForced;
+
+  G4double ProposedStep = DBL_MAX;
+
+  if((MaxChargedStep > 0.) &&
+     (aTrack.GetVolume() != NULL) &&
+     (aTrack.GetVolume()->GetName() == "Absorber") &&
+     (aTrack.GetDynamicParticle()->GetDefinition()->GetPDGCharge() != 0.))
+    ProposedStep = MaxChargedStep ;
+
+  return ProposedStep;
+}
+
+inline G4VParticleChange* XrayTelStepCut::PostStepDoIt(
+						       const G4Track& aTrack,
+						       const G4Step&
+						       )
+{
+  // do nothing
+  aParticleChange.Initialize(aTrack);
+  return &aParticleChange;
+}
+
+inline G4double XrayTelStepCut::GetMeanFreePath(const G4Track& aTrack,
+						G4double   previousStepSize,
+						G4ForceCondition* condition
+						)
+{
+  return 0.;
+}
+
+#endif
+