Gabriele Cosmo
87 lines
3.0 KiB
C++
87 lines
3.0 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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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 *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: G4NeutronHPArbitaryTab.hh,v 1.8 2002/12/12 19:18:10 gunter Exp $
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// GEANT4 tag $Name: geant4-05-00 $
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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 "g4std/fstream"
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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(G4std::ifstream & theData)
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{
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G4int i;
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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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