G4INCLRandom.hh

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//
// INCL++ intra-nuclear cascade model
// Alain Boudard, CEA-Saclay, France
// Joseph Cugnon, University of Liege, Belgium
// Jean-Christophe David, CEA-Saclay, France
// Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland
// Sylvie Leray, CEA-Saclay, France
// Davide Mancusi, CEA-Saclay, France
//
#define INCLXX_IN_GEANT4_MODE 1

#include "globals.hh"

/*
 * G4INCLRandom.hh
 *
 *  \date 7 June 2009
 * \author Pekka Kaitaniemi
 */

#ifndef G4INCLRANDOM_HH_
#define G4INCLRANDOM_HH_

#include <iostream>
#include <cmath>
#include <utility>
#include "G4INCLIRandomGenerator.hh"
#include "G4INCLThreeVector.hh"
#include "G4INCLGlobals.hh"
#include "G4INCLConfig.hh"

namespace G4INCL {

  namespace Random {
    void setGenerator(G4INCL::IRandomGenerator *aGenerator);

    void setSeeds(const SeedVector &sv);

    SeedVector getSeeds();

    G4double shoot();

    G4double shoot0();

    G4double shoot1();

    template<typename T> T shootInteger(T n){
      return static_cast<T>(shoot1() * n);
    }

    G4double gauss(G4double sigma=1.);

    ThreeVector normVector(G4double norm=1.);

    ThreeVector sphereVector(G4double rmax=1.);

    ThreeVector gaussVector(G4double sigma=1.);

    std::pair<G4double,G4double> correlatedGaussian(const G4double corrCoeff, const G4double x0=0., const G4double sigma=1.);

    std::pair<G4double,G4double> correlatedUniform(const G4double corrCoeff);

    void deleteGenerator();

    G4bool isInitialized();

#ifdef INCL_COUNT_RND_CALLS
    unsigned long long getNumberOfCalls();
#endif

    void saveSeeds();

    SeedVector getSavedSeeds();

#ifdef INCLXX_IN_GEANT4_MODE
    void initialize(Config const * const);
#else
    void initialize(Config const * const theConfig);
#endif

    class Adapter {
      public:
        G4int operator()(const G4int n) const;
    };

    Adapter const &getAdapter();
  }

}

#endif /* G4INCLRANDOM_HH_ */