Import Geant4 5.0.0 source tree

2016-06-08 16:57:27 +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.                                    *
+// ********************************************************************
+//
+//
+// -------------------------------------------------------------------
+//
+// GEANT4 Class header file
+//
+//
+// File name:     G4UniversalFluctuation
+//
+// Author:        Vladimir Ivanchenko
+// 
+// Creation date: 03.01.2002
+//
+// Modifications: 09.12.2002 VI remove warnings
+//
+// Class Description: 
+//
+// Implementation of energy loss fluctuations
+
+// -------------------------------------------------------------------
+//
+
+#ifndef G4UniversalFluctuation_h
+#define G4UniversalFluctuation_h 1
+
+
+#include "G4VEmFluctuationModel.hh"
+
+class G4UniversalFluctuation : public G4VEmFluctuationModel
+{
+
+public:
+
+  G4UniversalFluctuation();
+
+  ~G4UniversalFluctuation();
+
+  virtual void SampleFluctuations(const G4Material*, const G4DynamicParticle*,
+ 				        G4double&, G4double&, G4double); 
+
+  virtual void Initialise(const G4ParticleDefinition*);
+
+protected:
+
+private:
+
+  // hide assignment operator 
+  G4UniversalFluctuation & operator=(const  G4UniversalFluctuation &right);
+  G4UniversalFluctuation(const  G4UniversalFluctuation&);
+
+  const G4ParticleDefinition* particle;
+  G4double particleMass;
+  G4double chargeSquare;
+
+  const G4Material* lastMaterial;
+  G4int materialIndex;
+
+  // data members to speed up the fluctuation calculation
+  G4double ipotFluct;
+  G4double electronDensity;
+  G4double zeff;
+  
+  G4double f1Fluct;
+  G4double f2Fluct;
+  G4double e1Fluct;
+  G4double e2Fluct;
+  G4double rateFluct;
+  G4double e1LogFluct;
+  G4double e2LogFluct;
+  G4double ipotLogFluct;
+
+  G4double minNumberInteractionsBohr;
+  G4double theBohrBeta2;
+  G4double minLoss;
+  G4double problim;
+  G4double sumalim;
+  G4double alim;
+  G4int    nmaxCont1;
+  G4int    nmaxCont2;
+
+};
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
+
+#endif
+