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geant4/source/processes/hadronic/models/neutron_hp/include/G4NeutronHPDiscreteTwoBody.hh
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2016-06-08 15:28:20 +02:00

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// This code implementation is the intellectual property of
// neutron_hp -- header file
// J.P. Wellisch, Nov-1996
// A prototype of the low energy neutron transport model.
//
// 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.
//
// $Id: G4NeutronHPDiscreteTwoBody.hh,v 1.3 1999/07/02 09:58:44 johna Exp $
// GEANT4 tag $Name: geant4-01-00 $
//
#ifndef G4NeutronHPDiscreteTwoBody_h
#define G4NeutronHPDiscreteTwoBody_h 1
#include "G4ios.hh"
#include <fstream.h>
#include "globals.hh"
#include "G4VNeutronHPEnergyAngular.hh"
#include "G4NeutronHPLegendreTable.hh"
#include "G4NeutronHPInterpolator.hh"
#include "G4InterpolationManager.hh"
class G4NeutronHPDiscreteTwoBody : public G4VNeutronHPEnergyAngular
{
public:
G4NeutronHPDiscreteTwoBody()
{
theCoeff = NULL;
}
~G4NeutronHPDiscreteTwoBody()
{
if(theCoeff!=NULL) delete [] theCoeff;
}
void Init(ifstream & aDataFile)
{
aDataFile >> nEnergy;
theManager.Init(aDataFile);
theCoeff = new G4NeutronHPLegendreTable[nEnergy];
for(G4int i=0; i<nEnergy; i++)
{
G4double energy;
G4int aRep, nCoeff;
aDataFile >> energy >> aRep >> nCoeff;
energy*=eV;
G4int nPoints=nCoeff;
if(aRep>0) nPoints*=2;
theCoeff[i].Init(energy, nPoints);
theCoeff[i].SetRepresentation(aRep);
for(G4int ii=0; ii<nPoints; ii++)
{
G4double y;
aDataFile >> y;
theCoeff[i].SetCoeff(ii, y);
}
}
}
G4ReactionProduct * Sample(G4double anEnergy, G4double massCode, G4double mass);
G4double MeanEnergyOfThisInteraction() { return -1; }
private:
G4int nEnergy;
G4InterpolationManager theManager; // knows the interpolation between stores
G4NeutronHPLegendreTable * theCoeff;
private:
G4NeutronHPInterpolator theInt;
};
#endif