Gabriele Cosmo
100 lines
3.6 KiB
C++
100 lines
3.6 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: G4V3DNucleus.hh,v 1.3 2003/12/11 11:54:13 hpw Exp $
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// GEANT4 tag $Name: geant4-06-01 $
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//
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#ifndef G4V3DNucleus_h
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#define G4V3DNucleus_h 1
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class G4Nucleon;
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class G4VNuclearDensity;
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#include "G4DynamicParticle.hh"
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#include <utility>
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#include "Randomize.hh"
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#include <vector>
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class G4V3DNucleus
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{
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public:
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G4V3DNucleus();
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virtual ~G4V3DNucleus();
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private:
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G4V3DNucleus(const G4V3DNucleus &right);
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const G4V3DNucleus & operator=(const G4V3DNucleus &right);
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int operator==(const G4V3DNucleus &right) const;
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int operator!=(const G4V3DNucleus &right) const;
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public:
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virtual void Init(G4double theA, G4double theZ) = 0;
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virtual G4bool StartLoop() = 0;
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virtual G4Nucleon * GetNextNucleon() = 0;
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virtual const std::vector<G4Nucleon *> & GetNucleons() = 0;
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virtual G4int GetMassNumber() = 0;
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virtual G4double GetMass() = 0;
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virtual G4int GetCharge() = 0;
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virtual G4double GetNuclearRadius() = 0;
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virtual G4double GetNuclearRadius(const G4double maxRelativeDensity) = 0;
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virtual G4double GetOuterRadius() = 0;
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virtual G4double CoulombBarrier() = 0;
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virtual void DoLorentzBoost(const G4LorentzVector & theBoost) = 0;
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virtual void DoLorentzBoost(const G4ThreeVector & theBeta) = 0;
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virtual void DoLorentzContraction(const G4LorentzVector & theBoost) = 0;
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virtual void DoLorentzContraction(const G4ThreeVector & theBeta) = 0;
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virtual void DoTranslation(const G4ThreeVector & theShift) = 0;
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virtual const G4VNuclearDensity * GetNuclearDensity() const = 0;
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public:
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std::pair<G4double, G4double> ChooseImpactXandY(G4double maxImpact);
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std::pair<G4double, G4double> RefetchImpactXandY(){return theImpactParameter;}
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private:
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std::pair<G4double, G4double> theImpactParameter;
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};
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inline
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std::pair<G4double, G4double> G4V3DNucleus::
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ChooseImpactXandY(G4double maxImpact)
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{
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G4double x,y;
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do
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{
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x = 2*G4UniformRand() - 1;
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y = 2*G4UniformRand() - 1;
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}
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while(x*x + y*y > 1);
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G4double impactX = x*(maxImpact);
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G4double impactY = y*(maxImpact);
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theImpactParameter.first = impactX;
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theImpactParameter.second = impactY;
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return theImpactParameter;
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}
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#endif
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