G4ComponentSAIDTotalXS.hh

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// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
//
// File name:    G4ComponentSAIDTotalXS
//
// Authors:  G.Folger, V.Ivanchenko, D.Wright
//
// Modifications:
//
 
//
// Class Description
// Total, elastic and inelastic hadron/nucleon cross sections
// from SAID database, G4SAIDXSDATA environment variable
// should be defined
// Class Description - End

#ifndef G4ComponentSAIDTotalXS_h
#define G4ComponentSAIDTotalXS_h 1

#include "G4VComponentCrossSection.hh"
#include "G4ParticleDefinition.hh"
#include "globals.hh"
#include "G4Threading.hh"

enum G4SAIDCrossSectionType 
{ 
  saidUnknown = 0, 
  saidPP = 1, 
  saidNP = 2, 
  saidPIPP = 3,
  saidPINP = 4,
  saidPINP_PI0N = 5, 
  saidPINP_ETAN = 6,
  saidGP_PI0P = 7,
  saidGP_PIPN = 8,
  saidGN_PINP = 9,
  saidGN_PI0N = 10,
  saidGP_ETAP = 11,
  saidGP_ETAPP = 12,
  numberOfSaidXS = 13
};

class G4PhysicsVector;

class G4ComponentSAIDTotalXS : public G4VComponentCrossSection
{
public: //with description

  G4ComponentSAIDTotalXS();

  virtual ~G4ComponentSAIDTotalXS();

  virtual
  G4double GetTotalElementCrossSection(const G4ParticleDefinition*,
               G4double kinEnergy, 
               G4int /*Z*/, G4double /*N*/);

  virtual
  G4double GetTotalIsotopeCrossSection(const G4ParticleDefinition*,
               G4double kinEnergy,
               G4int /*Z*/, G4int /*N*/);

  virtual
  G4double GetInelasticElementCrossSection(const G4ParticleDefinition*,
             G4double kinEnergy, 
             G4int /*Z*/, G4double /*N*/);

  virtual
  G4double GetInelasticIsotopeCrossSection(const G4ParticleDefinition*,
             G4double kinEnergy, 
             G4int /*Z*/, G4int /*N*/);

  virtual
  G4double GetElasticElementCrossSection(const G4ParticleDefinition*,
           G4double kinEnergy, 
           G4int /*Z*/, G4double /*N*/);

  virtual
  G4double GetElasticIsotopeCrossSection(const G4ParticleDefinition*,
           G4double kinEnergy, 
           G4int /*Z*/, G4int /*N*/);

  G4double GetChargeExchangeCrossSection(const G4ParticleDefinition* prim,
           const G4ParticleDefinition* sec,
           G4double kinEnergy, 
           G4int /*Z*/, G4int /*N*/);

  virtual void Description(std::ostream&) const final;

private:

  G4SAIDCrossSectionType GetType(const G4ParticleDefinition* prim,
         const G4ParticleDefinition* sec,
         G4int Z, G4int N);

  void Initialise(G4SAIDCrossSectionType tp);

  void ReadData(G4int index, G4PhysicsVector*,
    const G4String&, const G4String&);

  void PrintWarning(const G4ParticleDefinition* prim,
        const G4ParticleDefinition* sec,
        G4int /*Z*/, G4int /*N*/,
        const G4String&, const G4String&);

  G4ComponentSAIDTotalXS & operator=(const G4ComponentSAIDTotalXS &right);
  G4ComponentSAIDTotalXS(const G4ComponentSAIDTotalXS&);

  static const G4String fnames[numberOfSaidXS];
  G4PhysicsVector* elastdata[numberOfSaidXS];
  G4PhysicsVector* inelastdata[numberOfSaidXS];

#ifdef G4MULTITHREADED
  static G4Mutex saidXSMutex;
#endif

};

#endif