Import Geant4 0.0.0 source tree

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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: G4NeutronCaptureAtRest.hh,v 2.0 1998/07/02 16:37:04 gunter Exp $
+// GEANT4 tag $Name: geant4-00 $
+//
+// ------------------------------------------------------------
+//      GEANT 4 class header file --- Copyright CERN 1998
+//      CERN Geneva Switzerland
+//
+//      For information related to this code contact:
+//      CERN, CN Division, ASD group
+//      History: first implementation, based on object model of
+//      2nd December 1995, G.Cosmo
+//      ------------ G4NeutronCaptureAtRest physics process ------
+//                   by Larry Felawka (TRIUMF), April 1998
+//                     E-mail: felawka@alph04.triumf.ca
+// ************************************************************
+//-----------------------------------------------------------------------------
+
+#ifndef G4NeutronCaptureAtRest_h
+#define G4NeutronCaptureAtRest_h 1
+ 
+#include "globals.hh"
+#include "Randomize.hh" 
+#include "G4VRestProcess.hh"
+#include "G4VParticleChange.hh"
+#include "G4ParticleDefinition.hh"
+#include "G4GHEKinematicsVector.hh"
+
+class G4NeutronCaptureAtRest : public G4VRestProcess
+ 
+{ 
+  private:
+  // hide assignment operator as private 
+      G4NeutronCaptureAtRest& operator=(const G4NeutronCaptureAtRest &right);
+      G4NeutronCaptureAtRest(const G4NeutronCaptureAtRest& );
+   
+  public:
+ 
+     G4NeutronCaptureAtRest(const G4String& processName ="NeutronCaptureAtRest");
+ 
+    ~G4NeutronCaptureAtRest();
+
+     G4bool IsApplicable(const G4ParticleDefinition&);
+
+  // null physics table
+     void BuildPhysicsTable(const G4ParticleDefinition&){}
+
+     G4double AtRestGetPhysicalInteractionLength(const G4Track&,
+						 G4ForceCondition*);
+
+  // zero mean lifetime
+     G4double GetMeanLifeTime(const G4Track& aTrack,
+			      G4ForceCondition* condition) {return 0.0;}
+
+     G4VParticleChange* AtRestDoIt(const G4Track&, const G4Step&); 
+
+  // return number of secondaries produced
+     G4int GetNumberOfSecondaries();
+
+  // pointer to array containg kinematics of secondaries
+     G4GHEKinematicsVector* GetSecondaryKinematics();
+
+  private:
+
+     void GenerateSecondaries();
+     void Normal( G4float* );
+     void NeutronCapture( G4int* );
+     G4double AtomAs( G4float, G4float );
+
+  private:
+
+// global time-of-flight of stopped hadron
+     G4float  globalTime;
+
+// atomic mass of target nucleus
+     G4float  targetAtomicMass;
+
+// charge of target nucleus
+     G4float  targetCharge;
+
+     G4GHEKinematicsVector* pv;
+     G4GHEKinematicsVector* eve;
+     G4GHEKinematicsVector* gkin;
+
+     G4int    ngkine;
+
+     G4int    ntot;
+     G4GHEKinematicsVector result;
+
+     G4float  massProton;
+     G4float  massNeutron;
+     G4float  massElectron;
+     G4float  massDeuteron;
+     G4float  massAlpha;
+
+     G4ParticleDefinition* pdefGamma;
+     G4ParticleDefinition* pdefNeutron;
+
+};
+
+#endif
+