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G4CollisionManager.cc
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26 
27 #include <typeinfo>
28 
29 #include "G4CollisionManager.hh"
30 #include "G4SystemOfUnits.hh"
31 #include "G4HadronicException.hh"
33 #include "G4BCAction.hh"
34 
36 {
38 }
39 
40 
42 {
44  delete theCollisionList;
45 }
46 
47 
50 
51 {
52  if ( time < DBL_MAX )
53  {
55  collision = new G4CollisionInitialState(time, proj, target);
56  theCollisionList->push_back(collision);
57  } else {
58  G4cerr << "G4Scatterer invalid TimeTo Interaction : " << time;
59  G4cerr <<" projectile "<<proj->Get4Momentum()<<" "
60  <<proj->GetDefinition()->GetParticleName()<<G4endl;
61  if (target) G4cerr <<" target "
62  <<target->Get4Momentum()<<" "
63  <<target->GetDefinition()->GetParticleName()<<G4endl;
64  G4cerr <<"G4Scatterer error message end"<< G4endl;
65  throw G4HadronicException(__FILE__, __LINE__, "G4Scatterer::AddCollision()");
66  }
67 }
68 
69 
71 {
72  theCollisionList->erase(std::find(theCollisionList->begin(),
73  theCollisionList->end(),
74  collision));
75  delete collision;
76  collision = NULL; // prevent future use of the pointer
77 }
78 
79 
81 {
82  if(toBeCaned == NULL)
83  return;
84  if(toBeCaned->empty())
85  return;
86 
87  G4CollisionInitialState * collision;
88  std::vector<G4CollisionInitialState *>::iterator collIter, collIter2;
89  std::vector<G4KineticTrack *>::iterator trackIter;
90  G4ListOfCollisions toRemove;
91 
92  for(collIter = theCollisionList->begin();
93  collIter != theCollisionList->end(); collIter++)
94  {
95  collision = *collIter;
96  G4KineticTrackVector & targets = collision->GetTargetCollection();
97  G4bool getNextCollision = false;
98  for(trackIter = toBeCaned->begin(); trackIter != toBeCaned->end(); ++trackIter)
99  {
100  if((collision->GetTarget() == *trackIter) ||
101  (collision->GetPrimary() == *trackIter))
102  { // cannot remove the collision from the list inside the loop. Save and do it later
103  toRemove.push_back(collision);
104  break; // exit from the "trackIter" loop
105  }
106  for(size_t tcount=0; tcount<targets.size(); tcount++)
107  {
108  if(targets[tcount] == *trackIter)
109  {
110  toRemove.push_back(collision);
111  getNextCollision = true;
112  break;
113  }
114  }
115  if(getNextCollision) break;
116  }
117  }
118 
119  // now remove the collisions
120  for(collIter = toRemove.begin(); collIter != toRemove.end(); ++collIter)
121  {
122  collision = *collIter;
123  collIter2 = std::find(theCollisionList->begin(),
124  theCollisionList->end(), collision);
125  theCollisionList->erase(collIter2); // remove from list...
126  delete collision; // ...and delete the collision
127  }
128 }
129 
130 
132 {
133  std::vector<G4CollisionInitialState *>::iterator i;
134  for(i = theCollisionList->begin(); i != theCollisionList->end(); ++i)
135  delete *i;
136  theCollisionList->clear();
137 }
138 
139 
141 {
142  G4CollisionInitialState * theNext=0;
143  G4double nextTime = DBL_MAX;
144  std::vector<G4CollisionInitialState *>::iterator i;
145  for(i = theCollisionList->begin(); i != theCollisionList->end(); ++i)
146  {
147  if(nextTime > (*i)->GetCollisionTime())
148  {
149  nextTime = (*i)->GetCollisionTime();
150  theNext = *i;
151  }
152  }
153  #ifdef debug_G4CollisionManager
154  if(theNext == 0 && theCollisionList->size()!=0)
155  {
156  G4double debugTime = DBL_MAX;
157  G4cerr <<"G4CollisionManager::GetNextCollision - Fatal"<<G4endl;
158  G4cerr <<" number of collisions left "<<theCollisionList->size()<<G4endl;
159  for(i = theCollisionList->begin(); i != theCollisionList->end(); ++i)
160  {
161  G4cerr <<" Time to collision "<<(*i)->GetCollisionTime()<<" "<<G4endl;
162  G4cerr <<" projectile "<<(*i)->GetPrimary()->Get4Momentum()<<" "
163  <<(*i)->GetPrimary()->GetDefinition()->GetParticleName()<<G4endl;
164  if ((*i)->GetTarget()) G4cerr <<" target "<<(*i)->GetTarget()->Get4Momentum()<<" "
165  <<(*i)->GetTarget()->GetDefinition()->GetParticleName()<<G4endl;
166  }
167  G4cerr <<"G4CollisionManager::GetNextCollision - End of message"<<G4endl;
168  }
169  #endif
170 
171  return theNext;
172 }
173 
174 
176 {
177  std::vector<G4CollisionInitialState *>::iterator i;
178 
179  G4cout << "CollisionManager: " << theCollisionList->size()
180  << " entries at " << theCollisionList << G4endl;
181  G4CollisionInitialState * collision;
182  for(i = theCollisionList->begin(); i != theCollisionList->end(); ++i)
183  {
184  collision = *i;
185  G4int tgtPdg=collision->GetTarget() ?
186  collision->GetTarget()->GetDefinition()->GetPDGEncoding() : 0;
187  const G4BCAction &action= *collision->GetGenerator();
188  G4cout << " collision " << collision << " time: "
189  << collision->GetCollisionTime()/second << " proj: "
190  << collision->GetPrimary() << "/pdg="
191  << collision->GetPrimary()->GetDefinition()->GetPDGEncoding()
192  << " trgt: "
193  << collision->GetTarget() << "/pdg="
194  << tgtPdg
195  << " Collision type: "<< typeid(action).name()
196  << G4endl;
197  }
198 }
G4KineticTrackVector & GetTargetCollection(void)
const XML_Char * name
Definition: expat.h:151
const G4LorentzVector & Get4Momentum() const
const XML_Char * target
Definition: expat.h:268
#define G4endl
Definition: G4ios.hh:61
const G4String & GetParticleName() const
const G4ParticleDefinition * GetDefinition() const
G4CollisionInitialState * GetNextCollision()
static constexpr double second
Definition: G4SIunits.hh:157
const G4BCAction * GetGenerator()
G4ListOfCollisions * theCollisionList
void AddCollision(G4double time, G4KineticTrack *proj, G4KineticTrack *target=NULL)
double G4double
Definition: G4Types.hh:76
bool G4bool
Definition: G4Types.hh:79
void RemoveCollision(G4CollisionInitialState *collision)
G4KineticTrack * GetPrimary(void)
std::vector< G4CollisionInitialState * > G4ListOfCollisions
G4GLOB_DLL std::ostream G4cerr
int G4int
Definition: G4Types.hh:78
G4KineticTrack * GetTarget(void)
void RemoveTracksCollisions(G4KineticTrackVector *ktv)
G4GLOB_DLL std::ostream G4cout
#define DBL_MAX
Definition: templates.hh:83