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G4INCLProjectileRemnant.hh
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25 //
26 // INCL++ intra-nuclear cascade model
27 // Alain Boudard, CEA-Saclay, France
28 // Joseph Cugnon, University of Liege, Belgium
29 // Jean-Christophe David, CEA-Saclay, France
30 // Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland
31 // Sylvie Leray, CEA-Saclay, France
32 // Davide Mancusi, CEA-Saclay, France
33 //
34 #define INCLXX_IN_GEANT4_MODE 1
35 
36 #include "globals.hh"
37 
45 #ifndef G4INCLPROJECTILEREMNANT_HH_
46 #define G4INCLPROJECTILEREMNANT_HH_
47 
48 #include "G4INCLCluster.hh"
49 #include "G4INCLRandom.hh"
50 #include "G4INCLAllocationPool.hh"
51 #include <vector>
52 #include <map>
53 #include <numeric>
54 #include <functional>
55 
56 namespace G4INCL {
57 
58  class ProjectileRemnant : public Cluster {
59  public:
60 
61  // typedefs for the calculation of the projectile excitation energy
62  typedef std::vector<G4double> EnergyLevels;
63  typedef std::map<long, G4double> EnergyLevelMap;
64 
65  ProjectileRemnant(ParticleSpecies const &species, const G4double kineticEnergy)
66  : Cluster(species.theZ, species.theA) {
67 
68  // Use the table mass
69  setTableMass();
70 
71  // Set the kinematics
72  const G4double projectileMass = getMass();
73  const G4double energy = kineticEnergy + projectileMass;
74  const G4double momentumZ = std::sqrt(energy*energy - projectileMass*projectileMass);
75 
76  // Initialise the particles
80 
81  // Store the energy levels of the ProjectileRemnant (used to compute its
82  // excitation energy)
84 
85  // Boost the whole thing
86  const ThreeVector aBoostVector = ThreeVector(0.0, 0.0, momentumZ / energy);
87  boost(-aBoostVector);
88 
89  // Freeze the internal motion of the particles
91 
92  // Set as projectile spectator
94  }
95 
98  // The ProjectileRemnant owns its particles
101  }
102 
104  void reset();
105 
111  void removeParticle(Particle * const p, const G4double theProjectileCorrection);
112 
122 
133 
139 
142  for(std::map<long,Particle*>::const_iterator p=storedComponents.begin(), e=storedComponents.end(); p!=e; ++p)
143  delete p->second;
145  }
146 
149  storedComponents.clear();
150  }
151 
154  theInitialEnergyLevels.clear();
155  theGroundStateEnergies.clear();
156  }
157 
167  G4double computeExcitationEnergyExcept(const long exceptID) const;
168 
174 
177  for(ParticleIter p=particles.begin(), e=particles.end(); p!=e; ++p) {
178  // Store the particles (needed for forced CN)
179  storedComponents[(*p)->getID()]=new Particle(**p);
180  }
181  }
182 
185  return storedComponents.size();
186  }
187 
190  EnergyLevels energies;
191 
192  for(ParticleIter p=particles.begin(), e=particles.end(); p!=e; ++p) {
193  const G4double theCMEnergy = (*p)->getEnergy();
194  // Store the CM energy in the EnergyLevels map
195  theInitialEnergyLevels[(*p)->getID()] = theCMEnergy;
196  energies.push_back(theCMEnergy);
197  }
198 
199  std::sort(energies.begin(), energies.end());
200 // assert(energies.size()==(unsigned int)theA);
201  theGroundStateEnergies.resize(energies.size());
202  // Compute the partial sums of the CM energies -- they are our reference
203  // ground-state energies for any number of nucleons
204  std::partial_sum(energies.begin(), energies.end(), theGroundStateEnergies.begin());
205  }
206 
208  return theGroundStateEnergies;
209  }
210 
211  private:
212 
221  G4double computeExcitationEnergy(const EnergyLevels &levels) const;
222 
223  EnergyLevels getPresentEnergyLevelsExcept(const long exceptID) const;
224 
225  EnergyLevels getPresentEnergyLevelsWith(const ParticleList &pL) const;
226 
228  ParticleList shuffleStoredComponents() {
229  ParticleList pL = getStoredComponents();
230  std::random_shuffle(pL.begin(), pL.end(), Random::getAdapter());
231  return pL;
232  }
233 
234  ParticleList getStoredComponents() const {
235  ParticleList pL;
236  for(std::map<long,Particle*>::const_iterator p=storedComponents.begin(), e=storedComponents.end(); p!=e; ++p)
237  pL.push_back(p->second);
238  return pL;
239  }
240 
242  ThreeVector const &getStoredMomentum(Particle const * const p) const {
243  std::map<long,Particle*>::const_iterator i = storedComponents.find(p->getID());
244  if(i==storedComponents.end()) {
245  INCL_ERROR("Couldn't find particle " << p->getID() << " in the list of projectile components" << '\n');
246  return p->getMomentum();
247  } else {
248  return i->second->getMomentum();
249  }
250  }
251 
258  G4bool addDynamicalSpectator(Particle * const p);
259 
261  /* G4double getStoredEnergy(Particle const * const p) {
262  std::map<long,Particle*>::const_iterator i = initialProjectileComponents.find(p->getID());
263  if(i==initialProjectileComponents.end()) {
264  INCL_ERROR("Couldn't find particle " << p->getID() << " in the list of projectile components" << '\n');
265  return 0.;
266  } else {
267  return i->second->getEnergy();
268  }
269  }*/
270 
275  std::map<long, Particle*> storedComponents;
276 
278  EnergyLevelMap theInitialEnergyLevels;
279 
281  EnergyLevels theGroundStateEnergies;
282 
284  };
285 }
286 
287 #endif // G4INCLPROJECTILEREMNANT_HH_
288 
#define INCL_DECLARE_ALLOCATION_POOL(T)
G4double getMass() const
Get the cached particle mass.
void storeEnergyLevels()
Store the energy levels.
void putParticlesOffShell()
Put the cluster components off shell.
void deleteStoredComponents()
Clear the stored projectile components and delete the particles.
const char * p
Definition: xmltok.h:285
std::map< long, G4double > EnergyLevelMap
#define INCL_ERROR(x)
void storeComponents()
Store the projectile components.
void clearStoredComponents()
Clear the stored projectile components.
Singleton for recycling allocation of instances of a given class.
void boost(const ThreeVector &aBoostVector)
Boost the cluster with the indicated velocity.
void reset()
Reset the projectile remnant to the state at the beginning of the cascade.
int G4int
Definition: G4Types.hh:78
G4double computeExcitationEnergyWith(const ParticleList &pL) const
Compute the excitation energy if some nucleons are put back.
bool G4bool
Definition: G4Types.hh:79
virtual void initializeParticles()
Initialise the NuclearDensity pointer and sample the particles.
ProjectileRemnant(ParticleSpecies const &species, const G4double kineticEnergy)
ParticleList particles
void freezeInternalMotion()
Freeze the internal motion of the particles.
G4double computeExcitationEnergyExcept(const long exceptID) const
Compute the excitation energy when a nucleon is removed.
G4int getNumberStoredComponents() const
Get the number of the stored components.
EnergyLevels const & getGroundStateEnergies() const
ParticleList addDynamicalSpectators(ParticleList pL)
Add back dynamical spectators to the projectile remnant.
Adapter const & getAdapter()
ParticleList addAllDynamicalSpectators(ParticleList const &pL)
Add back all dynamical spectators to the projectile remnant.
G4double energy(const ThreeVector &p, const G4double m)
void setTableMass()
Set the mass of the Particle to its table mass.
ParticleList addMostDynamicalSpectators(ParticleList pL)
Add back dynamical spectators to the projectile remnant.
void internalBoostToCM()
Boost to the CM of the component particles.
void clearEnergyLevels()
Clear the stored energy levels.
std::vector< G4double > EnergyLevels
void removeParticle(Particle *const p, const G4double theProjectileCorrection)
Remove a nucleon from the projectile remnant.
virtual void makeProjectileSpectator()
Make all the components projectile spectators, too.
double G4double
Definition: G4Types.hh:76
ParticleList::const_iterator ParticleIter