Import Geant4 9.5.0 source tree

source/processes/electromagnetic/lowenergy/include/G4Penelope01GammaConversionModel.hh

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+//
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+// *                                                                  *
+// * This  code  implementation is the result of  the  scientific and *
+// * technical work of the GEANT4 collaboration.                      *
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+//
+// $Id: G4Penelope01GammaConversionModel.hh,v 1.1 2008-10-28 08:50:21 pandola Exp $
+// GEANT4 tag $Name: not supported by cvs2svn $
+//
+// Author: Luciano Pandola
+//
+// History:
+// -----------
+// 06 Oct 2008   L. Pandola   1st implementation. Migration from EM process 
+//                            to EM model
+// 24 May 2011   L. Pandola   Renamed to Penelope01 (obsolete version)
+//
+// -------------------------------------------------------------------
+//
+// Class description:
+// Low Energy Electromagnetic Physics, Gamma Conversion 
+// with Penelope Model version 2001
+// -------------------------------------------------------------------
+
+#ifndef G4PENELOPE01GAMMACONVERSIONMODEL_HH
+#define G4PENELOPE01GAMMACONVERSIONMODEL_HH 1
+
+#include "globals.hh"
+#include "G4VEmModel.hh"
+#include "G4DataVector.hh"
+#include "G4ParticleChangeForGamma.hh"
+
+class G4ParticleDefinition;
+class G4DynamicParticle;
+class G4MaterialCutsCouple;
+class G4Material;
+class G4VCrossSectionHandler;
+
+class G4Penelope01GammaConversionModel : public G4VEmModel 
+{
+
+public:
+  
+  G4Penelope01GammaConversionModel(const G4ParticleDefinition* p=0,
+				   const G4String& processName ="PenConversion01");
+  
+  virtual ~G4Penelope01GammaConversionModel();
+
+  virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
+
+  virtual G4double ComputeCrossSectionPerAtom(
+					      const G4ParticleDefinition*,
+					      G4double kinEnergy,
+					      G4double Z,
+					      G4double A=0,
+					      G4double cut=0,
+					      G4double emax=DBL_MAX);
+
+  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
+				 const G4MaterialCutsCouple*,
+				 const G4DynamicParticle*,
+				 G4double tmin,
+				 G4double maxEnergy);
+
+  void SetVerbosityLevel(G4int lev){verboseLevel = lev;};
+  G4int GetVerbosityLevel(){return verboseLevel;};
+
+protected:
+  G4ParticleChangeForGamma* fParticleChange;
+
+private:
+  G4Penelope01GammaConversionModel & operator=(const G4Penelope01GammaConversionModel &right);
+  G4Penelope01GammaConversionModel(const G4Penelope01GammaConversionModel&);
+
+  G4double GetScreeningRadius(G4double Z);
+  std::vector<G4double>  ScreenFunction(G4double screenVariable);
+  G4double CoulombCorrection(G4double ZAlpha);
+  G4double LowEnergyCorrection(G4double ZAlpha,G4double eki);
+
+  std::map<G4int,G4double>* fTheScreeningRadii;
+
+
+  //Intrinsic energy limits of the model: cannot be extended by the parent process
+  G4double fIntrinsicLowEnergyLimit;
+  G4double fIntrinsicHighEnergyLimit;
+
+  //Use a quicker sampling algorithm if E < smallEnergy
+  G4double fSmallEnergy; 
+
+  G4VCrossSectionHandler* crossSectionHandler;
+
+  G4int verboseLevel;
+  G4bool isInitialised;
+};
+
+#endif
+