Gabriele Cosmo
209 lines
8.1 KiB
C++
209 lines
8.1 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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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. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// INCL++ intra-nuclear cascade model
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// Alain Boudard, CEA-Saclay, France
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// Joseph Cugnon, University of Liege, Belgium
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// Jean-Christophe David, CEA-Saclay, France
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// Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland
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// Sylvie Leray, CEA-Saclay, France
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// Davide Mancusi, CEA-Saclay, France
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//
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#define INCLXX_IN_GEANT4_MODE 1
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#include "globals.hh"
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/*
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* StandardPropagationModel.hh
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*
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* \date 4 June 2009
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* \author Pekka Kaitaniemi
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*/
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#ifndef G4INCLStandardPropagationModel_hh
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#define G4INCLStandardPropagationModel_hh 1
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#include "G4INCLNucleus.hh"
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#include "G4INCLIPropagationModel.hh"
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#include "G4INCLIAvatar.hh"
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#include "G4INCLConfigEnums.hh"
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#include <iterator>
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namespace G4INCL {
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/**
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* Standard INCL4 particle propagation and avatar prediction
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*
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* This class implements the standard INCL4 avatar prediction and particle
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* propagation logic. The main idea is to predict all collisions between particles
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* and their reflections from the potential wall. After this we select the avatar
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* with the smallest time, propagate all particles to their positions at that time
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* and return the avatar to the INCL kernel @see G4INCL::Kernel.
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*
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* The particle trajectories in this propagation model are straight lines and all
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* particles are assumed to move with constant velocity.
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*/
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class StandardPropagationModel: public G4INCL::IPropagationModel {
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public:
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StandardPropagationModel(LocalEnergyType localEnergyType, LocalEnergyType localEnergyDeltaType, const G4double hTime = 0.0);
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virtual ~StandardPropagationModel();
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G4double getCurrentTime();
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/**
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* Set the nucleus for this propagation model.
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*/
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void setNucleus(G4INCL::Nucleus *nucleus);
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/**
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* Get the nucleus.
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*/
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G4INCL::Nucleus* getNucleus();
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G4double shoot(ParticleSpecies const &projectileSpecies, const G4double kineticEnergy, const G4double impactParameter, const G4double phi);
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G4double shootParticle(ParticleType const t, const G4double kineticEnergy, const G4double impactParameter, const G4double phi);
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G4double shootComposite(ParticleSpecies const &s, const G4double kineticEnergy, const G4double impactParameter, const G4double phi);
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G4double shootAtrest(ParticleType const t, const G4double kineticEnergy);
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G4double shootCompositeAtrest(ParticleSpecies const &s, const G4double kineticEnergy);
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/**
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* Set the stopping time of the simulation.
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*/
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void setStoppingTime(G4double);
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/**
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* Get the current stopping time.
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*/
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G4double getStoppingTime();
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/**
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* Add an avatar to the storage.
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*/
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void registerAvatar(G4INCL::IAvatar *anAvatar);
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/** \brief Generate a two-particle avatar.
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*
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* Generate a two-particle avatar, if all the appropriate conditions are
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* met.
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*/
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IAvatar *generateBinaryCollisionAvatar(Particle * const p1, Particle * const p2);
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/** \brief Get the reflection time.
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*
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* Returns the reflection time of a particle on the potential wall.
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*
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* \param aParticle pointer to the particle
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*/
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G4double getReflectionTime(G4INCL::Particle const * const aParticle);
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/**
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* Get the predicted time of the collision between two particles.
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*/
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G4double getTime(G4INCL::Particle const * const particleA,
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G4INCL::Particle const * const particleB, G4double *minDistOfApproach) const;
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/** \brief Generate and register collisions between a list of updated particles and all the other particles.
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*
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* This method does not generate collisions among the particles in
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* updatedParticles; in other words, it generates a collision between one
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* of the updatedParticles and one of the particles ONLY IF the latter
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* does not belong to updatedParticles.
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*
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* If you intend to generate all possible collisions among particles in a
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* list, use generateCollisions().
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*
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* \param updatedParticles list of updated particles
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* \param particles list of particles
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*/
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void generateUpdatedCollisions(const ParticleList &updatedParticles, const ParticleList &particles);
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/** \brief Generate and register collisions among particles in a list, except between those in another list.
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*
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* This method generates all possible collisions among the particles.
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* Each collision is generated only once.
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*
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* \param particles list of particles
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*/
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void generateCollisions(const ParticleList &particles);
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/** \brief Generate and register collisions among particles in a list, except between those in another list.
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*
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* This method generates all possible collisions among the particles.
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* Each collision is generated only once. The collision is NOT generated
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* if BOTH collision partners belong to the except list.
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*
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* You should pass an empty list as the except parameter if you want to
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* generate all possible collisions among particles.
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*
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* \param particles list of particles
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* \param except list of excluded particles
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*/
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void generateCollisions(const ParticleList &particles, const ParticleList &except);
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/** \brief Generate decays for particles that can decay.
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*
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* The list of particles given as an argument is allowed to contain also
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* stable particles.
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*
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* \param particles list of particles to (possibly) generate decays for
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*/
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void generateDecays(const ParticleList &particles);
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/**
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* Update all avatars related to a particle.
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*/
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void updateAvatars(const ParticleList &particles);
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/// \brief (Re)Generate all possible avatars.
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void generateAllAvatars();
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#ifdef INCL_REGENERATE_AVATARS
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/** \brief (Re)Generate all possible avatars.
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*
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* This method excludes collision avatars between updated particles.
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*/
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void generateAllAvatarsExceptUpdated(FinalState const * const fs);
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#endif
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/**
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* Propagate all particles and return the first avatar.
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*/
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G4INCL::IAvatar* propagate(FinalState const * const fs);
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private:
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G4INCL::Nucleus *theNucleus;
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G4double maximumTime;
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G4double currentTime;
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G4double hadronizationTime;
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G4bool firstAvatar;
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LocalEnergyType theLocalEnergyType, theLocalEnergyDeltaType;
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Particle backupParticle1, backupParticle2;
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};
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}
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#endif
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