Import Geant4 7.0.0 source tree

2016-06-09 11:11:55 +02:00
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+//
+// ********************************************************************
+// * DISCLAIMER                                                       *
+// *                                                                  *
+// * The following disclaimer summarizes all the specific disclaimers *
+// * of contributors to this software. The specific disclaimers,which *
+// * govern, are listed with their locations in:                      *
+// *   http://cern.ch/geant4/license                                  *
+// *                                                                  *
+// * Neither the authors of this software system, nor their employing *
+// * institutes,nor the agencies providing financial support for this *
+// * work  make  any representation or  warranty, express or implied, *
+// * regarding  this  software system or assume any liability for its *
+// * use.                                                             *
+// *                                                                  *
+// * 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.                                    *
+// ********************************************************************
+//
+//
+// $Id: G4VTransitionRadiation.hh,v 1.1 2004/03/01 11:49:49 vnivanch Exp $
+// GEANT4 tag $Name: geant4-07-00-cand-01 $
+//
+// G4VTransitionRadiation  -- header file
+//
+// Generic process of transition radiation
+//
+// History:
+// 29.02.04, V.Ivanchenko created
+
+#ifndef G4VTransitionRadiation_h
+#define G4VTransitionRadiation_h
+
+
+#include "G4VDiscreteProcess.hh"
+#include "G4Track.hh"
+#include "G4ForceCondition.hh"
+#include "globals.hh"
+#include <vector>
+
+class G4Material;
+class G4Region;
+class G4VTRModel;
+class G4particleDefinition;
+
+class G4VTransitionRadiation : public   G4VDiscreteProcess
+{
+public:
+
+// Constructors
+  G4VTransitionRadiation( const G4String& processName = "TR");
+
+
+// Destructor
+  virtual ~G4VTransitionRadiation() ;
+
+  virtual G4bool IsApplicable(const G4ParticleDefinition& aParticleType);
+
+  virtual G4double GetMeanFreePath(const G4Track& track, G4double,
+				         G4ForceCondition* condition);
+
+  virtual G4VParticleChange* PostStepDoIt(const G4Track& track,
+ 				          const G4Step& step);
+
+  virtual void PrintInfoDefinition();
+  // Print out of the class parameters
+
+  void SetRegion(const G4Region* reg);
+
+  void SetModel(G4VTRModel* m);
+
+// private :
+
+  void Clear();
+
+  // hide assignment operator
+  G4VTransitionRadiation & operator=(const G4VTransitionRadiation &right);
+  G4VTransitionRadiation(const G4VTransitionRadiation&);
+
+  std::vector<const G4Material*>  materials;
+  std::vector<G4double>           steps;
+  std::vector<G4ThreeVector>      normals;
+
+  G4ThreeVector     startingPosition;
+  G4ThreeVector     startingDirection;
+  const G4Region*   region;
+  G4VTRModel*       model;
+
+  G4int             nSteps;
+
+  G4double          gammaMin;
+  G4double          cosDThetaMax;
+
+};
+
+inline G4double G4VTransitionRadiation::GetMeanFreePath(
+                                const G4Track& track, G4double,
+                                      G4ForceCondition* condition)
+{
+  if(nSteps > 0) {
+    *condition = StronglyForced;
+  } else {
+    *condition = NotForced;
+    if(track.GetKineticEnergy()/track.GetDefinition()->GetPDGMass() + 1.0 > gammaMin &&
+       track.GetVolume()->GetLogicalVolume()->GetRegion() == region) {
+         *condition = StronglyForced;
+    }
+  }
+  return DBL_MAX;      // so TR doesn't limit mean free path
+}
+
+
+#endif   // G4VTransitionRadiation_h