Gabriele Cosmo
73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
// This code implementation is the intellectual property of
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// neutron_hp -- header file
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// J.P. Wellisch, Nov-1996
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// A prototype of the low energy neutron transport model.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: G4NeutronHPArbitaryTab.hh,v 1.3 1999/07/02 09:58:26 johna Exp $
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// GEANT4 tag $Name: geant4-01-00 $
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//
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#ifndef G4NeutronHPArbitaryTab_h
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#define G4NeutronHPArbitaryTab_h 1
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#include "globals.hh"
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#include "G4NeutronHPVector.hh"
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#include "Randomize.hh"
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#include "G4ios.hh"
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#include <fstream.h>
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#include "G4VNeutronHPEDis.hh"
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#include "G4InterpolationManager.hh"
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// we will need a List of these .... one per term.
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class G4NeutronHPArbitaryTab : public G4VNeutronHPEDis
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{
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public:
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G4NeutronHPArbitaryTab()
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{
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theDistFunc = NULL;
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}
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~G4NeutronHPArbitaryTab()
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{
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if(theDistFunc!=NULL) delete [] theDistFunc;
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}
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inline void Init(ifstream & theData)
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{
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G4int i, total;
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theFractionalProb.Init(theData, eV);
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theData >> nDistFunc; // = number of incoming n energy points
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theDistFunc = new G4NeutronHPVector [nDistFunc];
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theManager.Init(theData);
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G4double currentEnergy;
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for(i=0; i<nDistFunc; i++)
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{
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theData >> currentEnergy;
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theDistFunc[i].SetLabel(currentEnergy*eV);
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theDistFunc[i].Init(theData, eV);
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theDistFunc[i].ThinOut(0.02); // @@@ optimization to be finished.
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}
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}
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inline G4double GetFractionalProbability(G4double anEnergy)
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{
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return theFractionalProb.GetY(anEnergy);
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}
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G4double Sample(G4double anEnergy) ;
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private:
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G4NeutronHPVector theFractionalProb;
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G4int nDistFunc;
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G4InterpolationManager theManager; // knows the interpolation between stores
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G4NeutronHPVector * theDistFunc; // one per incoming energy
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G4NeutronHPVector theBuffer;
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};
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#endif
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