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geant4/source/processes/hadronic/models/inclxx/incl_physics/include/G4INCLNuclearDensity.hh
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//
// INCL++ intra-nuclear cascade model
// Pekka Kaitaniemi, CEA and Helsinki Institute of Physics
// Davide Mancusi, CEA
// Alain Boudard, CEA
// Sylvie Leray, CEA
// Joseph Cugnon, University of Liege
//
// INCL++ revision: v5.0_rc3
//
#define INCLXX_IN_GEANT4_MODE 1
#include "globals.hh"
#ifndef G4INCLNuclearDensity_hh
#define G4INCLNuclearDensity_hh 1
#include <vector>
#include <map>
#include "G4INCLThreeVector.hh"
#include "G4INCLIFunction.hh"
#include "G4INCLParticle.hh"
#include "G4INCLGlobals.hh"
namespace G4INCL {
class NuclearDensity {
public:
NuclearDensity(G4int A, G4int Z, IFunction1D *densityFunction);
NuclearDensity(G4int A, G4int Z, IFunction1D *densityFunction,
G4double radius, G4double maxRadius, G4double diffuseness);
// NuclearDensity(G4int A, G4int Z, IFunction1D *densityFunction,
// G4double radius, G4double maxRadius, G4double diffuseness);
~NuclearDensity();
G4double getFirstDerivative(G4int index) const;
/** \brief Get the maximum allowed radius for a given momentum.
* \param p Absolute value of the particle momentum, divided by the
* relevant Fermi momentum.
* \return Maximum allowed radius.
*/
G4double getMaxRFromP(G4double p) const;
G4double getMaxRFromPLegacy(G4double p) const;
G4double getMaxRFromPNew(G4double p) const;
G4double getMaxTFromR(G4double r) const;
G4double getMaximumRadius() const { return theMaximumRadius; };
/** \brief Initialize the transmission radius. */
void initializeTransmissionRadii();
/** \brief The radius used for calculating the transmission coefficient.
*
* \return the radius
*/
G4double getTransmissionRadius(Particle const * const p) const {
if(p->getType()==Composite) {
return transmissionRadius.find(p->getType())->second +
ParticleTable::getClusterRMS(p->getA(), p->getZ());
} else
return transmissionRadius.find(p->getType())->second;
};
/** \brief The radius used for calculating the transmission coefficient.
*
* \return the radius
*/
G4double getTransmissionRadius(ParticleType type) {
return transmissionRadius[type];
};
/// \brief Get the mass number.
G4int getA() const { return theA; }
/// \brief Get the charge number.
G4int getZ() const { return theZ; }
G4double getCentralRadius() { return theCentralRadius; }
private:
/**
* New implementation of the density G4interpolation function
* without gotos.
*/
G4double getDensityNew(G4double) const;
/**
* Direct translation of the FORTRAN version of the density
* G4interpolation routine.
*/
G4double getDensityLegacy(G4double) const;
void initializeDensity();
void initializeFirstDerivative();
G4double G4integrate(G4double ami, G4double ama, G4double step) const;
void initMaterial(G4int iamat, G4int izmat);
G4int theA, theZ;
IFunction1D *densityFunction;
G4double theRadiusParameter, theMaximumRadius, theDiffusenessParameter;
/// \brief Represents INCL4.5's R0 variable
G4double theCentralRadius;
void computeCentralRadius() {
if(theA>=6 && theA<19)
theCentralRadius = 1.581*theDiffusenessParameter*
(2.+5.*theRadiusParameter)/(2.+3.*theRadiusParameter);
else
theCentralRadius = theRadiusParameter;
}
/* \brief map of transmission radii per particle type */
std::map<ParticleType,G4double> transmissionRadius;
std::vector<G4double> x, y, s;
std::vector<G4double> r_t, tmin, s_loce;
};
}
#endif