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G4RKPropagation Class Reference

#include <G4RKPropagation.hh>

Inheritance diagram for G4RKPropagation:
Collaboration diagram for G4RKPropagation:

Public Member Functions

 G4RKPropagation ()
 
virtual ~G4RKPropagation ()
 
virtual void Init (G4V3DNucleus *nucleus)
 
virtual void Transport (G4KineticTrackVector &theActive, const G4KineticTrackVector &theSpectators, G4double theTimeStep)
 
G4bool GetSphereIntersectionTimes (const G4KineticTrack *track, G4double &t1, G4double &t2)
 
G4ThreeVector GetMomentumTransfer () const
 
G4double GetBarrier (G4int encoding)
 
G4double GetField (G4int encoding, G4ThreeVector pos)
 
- Public Member Functions inherited from G4VFieldPropagation
 G4VFieldPropagation ()
 
virtual ~G4VFieldPropagation ()
 

Detailed Description

Definition at line 38 of file G4RKPropagation.hh.

Constructor & Destructor Documentation

G4RKPropagation::G4RKPropagation ( )

Definition at line 80 of file G4RKPropagation.cc.

80  :
81 theOuterRadius(0), theNucleus(0),
82 theFieldMap(0), theEquationMap(0),
83 theField(0)
84 { }
G4RKPropagation::~G4RKPropagation ( )
virtual

Definition at line 87 of file G4RKPropagation.cc.

88 {
89  // free theFieldMap memory
90  if(theFieldMap) delete_FieldsAndMap(theFieldMap);
91 
92  // free theEquationMap memory
93  if(theEquationMap) delete_EquationsAndMap(theEquationMap);
94 
95  if (theField) delete theField;
96 }

Member Function Documentation

G4double G4RKPropagation::GetBarrier ( G4int  encoding)
inline

Definition at line 84 of file G4RKPropagation.hh.

85  {
86  std::map <G4int, G4VNuclearField *, std::less<G4int> >::iterator iter;
87  iter = theFieldMap->find(encoding);
88  if(iter == theFieldMap->end()) return 0;
89  return (*theFieldMap)[encoding]->GetBarrier();
90  }
const XML_Char const XML_Char * encoding
Definition: expat.h:187
G4double G4RKPropagation::GetField ( G4int  encoding,
G4ThreeVector  pos 
)
inline

Definition at line 92 of file G4RKPropagation.hh.

93  {
94  std::map <G4int, G4VNuclearField *, std::less<G4int> >::iterator iter;
95  iter = theFieldMap->find(encoding);
96  if(iter == theFieldMap->end()) return 0;
97  return (*theFieldMap)[encoding]->GetField(pos);
98  }
const XML_Char const XML_Char * encoding
Definition: expat.h:187
G4ThreeVector G4RKPropagation::GetMomentumTransfer ( ) const
virtual

Implements G4VFieldPropagation.

Definition at line 471 of file G4RKPropagation.cc.

473 {
474  return theMomentumTranfer;
475 }
G4bool G4RKPropagation::GetSphereIntersectionTimes ( const G4KineticTrack track,
G4double t1,
G4double t2 
)

Definition at line 606 of file G4RKPropagation.cc.

608 {
609  G4double radius = theOuterRadius + 3*fermi; // "safety" of 3 fermi
610  G4ThreeVector speed = kt->GetTrackingMomentum().vect()/kt->GetTrackingMomentum().e(); // bost vector
611  G4double scalarProd = kt->GetPosition().dot(speed);
612  G4double speedMag2 = speed.mag2();
613  G4double sqrtArg = scalarProd*scalarProd -
614  speedMag2*(kt->GetPosition().mag2()-radius*radius);
615  if(sqrtArg <= 0.) // particle will not intersect the sphere
616  {
617  return false;
618  }
619  t1 = (-scalarProd - std::sqrt(sqrtArg))/speedMag2/c_light;
620  t2 = (-scalarProd + std::sqrt(sqrtArg))/speedMag2/c_light;
621  return true;
622 }
double dot(const Hep3Vector &) const
tuple t1
Definition: plottest35.py:33
double mag2() const
double G4double
Definition: G4Types.hh:76
static constexpr double fermi
Definition: G4SIunits.hh:103
float c_light
Definition: hepunit.py:257

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void G4RKPropagation::Init ( G4V3DNucleus nucleus)
virtual

Implements G4VFieldPropagation.

Definition at line 99 of file G4RKPropagation.cc.

101 {
102 
103  // free theFieldMap memory
104  if(theFieldMap) delete_FieldsAndMap(theFieldMap);
105 
106  // free theEquationMap memory
107  if(theEquationMap) delete_EquationsAndMap(theEquationMap);
108 
109  if (theField) delete theField;
110 
111  // Initialize the nuclear field map.
112  theNucleus = nucleus;
113  theOuterRadius = theNucleus->GetOuterRadius();
114 
115  theFieldMap = new std::map <G4int, G4VNuclearField*, std::less<G4int> >;
116 
117  (*theFieldMap)[G4Proton::Proton()->GetPDGEncoding()] = new G4ProtonField(theNucleus);
118  (*theFieldMap)[G4Neutron::Neutron()->GetPDGEncoding()] = new G4NeutronField(theNucleus);
119  (*theFieldMap)[G4AntiProton::AntiProton()->GetPDGEncoding()] = new G4AntiProtonField(theNucleus);
120  (*theFieldMap)[G4KaonPlus::KaonPlus()->GetPDGEncoding()] = new G4KaonPlusField(theNucleus);
121  (*theFieldMap)[G4KaonMinus::KaonMinus()->GetPDGEncoding()] = new G4KaonMinusField(theNucleus);
122  (*theFieldMap)[G4KaonZero::KaonZero()->GetPDGEncoding()] = new G4KaonZeroField(theNucleus);
123  (*theFieldMap)[G4PionPlus::PionPlus()->GetPDGEncoding()] = new G4PionPlusField(theNucleus);
124  (*theFieldMap)[G4PionMinus::PionMinus()->GetPDGEncoding()] = new G4PionMinusField(theNucleus);
125  (*theFieldMap)[G4PionZero::PionZero()->GetPDGEncoding()] = new G4PionZeroField(theNucleus);
126  (*theFieldMap)[G4SigmaPlus::SigmaPlus()->GetPDGEncoding()] = new G4SigmaPlusField(theNucleus);
127  (*theFieldMap)[G4SigmaMinus::SigmaMinus()->GetPDGEncoding()] = new G4SigmaMinusField(theNucleus);
128  (*theFieldMap)[G4SigmaZero::SigmaZero()->GetPDGEncoding()] = new G4SigmaZeroField(theNucleus);
129 
130  theEquationMap = new std::map <G4int, G4Mag_EqRhs*, std::less<G4int> >;
131 
132  // theField needed by the design of G4Mag_eqRhs
133  theField = new G4KM_DummyField; //Field not needed for integration
134  G4KM_OpticalEqRhs * opticalEq;
135  G4KM_NucleonEqRhs * nucleonEq;
136  G4double mass;
137  G4double opticalCoeff;
138 
139  nucleonEq = new G4KM_NucleonEqRhs(theField, theNucleus);
140  mass = G4Proton::Proton()->GetPDGMass();
141  nucleonEq->SetMass(mass);
142  (*theEquationMap)[G4Proton::Proton()->GetPDGEncoding()] = nucleonEq;
143 
144  nucleonEq = new G4KM_NucleonEqRhs(theField, theNucleus);
145  mass = G4Neutron::Neutron()->GetPDGMass();
146  nucleonEq->SetMass(mass);
147  (*theEquationMap)[G4Neutron::Neutron()->GetPDGEncoding()] = nucleonEq;
148 
149  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
151  opticalCoeff =
152  (*theFieldMap)[G4AntiProton::AntiProton()->GetPDGEncoding()]->GetCoeff();
153  opticalEq->SetFactor(mass,opticalCoeff);
154  (*theEquationMap)[G4AntiProton::AntiProton()->GetPDGEncoding()] = opticalEq;
155 
156  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
157  mass = G4KaonPlus::KaonPlus()->GetPDGMass();
158  opticalCoeff =
159  (*theFieldMap)[G4KaonPlus::KaonPlus()->GetPDGEncoding()]->GetCoeff();
160  opticalEq->SetFactor(mass,opticalCoeff);
161  (*theEquationMap)[G4KaonPlus::KaonPlus()->GetPDGEncoding()] = opticalEq;
162 
163  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
165  opticalCoeff =
166  (*theFieldMap)[G4KaonMinus::KaonMinus()->GetPDGEncoding()]->GetCoeff();
167  opticalEq->SetFactor(mass,opticalCoeff);
168  (*theEquationMap)[G4KaonMinus::KaonMinus()->GetPDGEncoding()] = opticalEq;
169 
170  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
171  mass = G4KaonZero::KaonZero()->GetPDGMass();
172  opticalCoeff =
173  (*theFieldMap)[G4KaonZero::KaonZero()->GetPDGEncoding()]->GetCoeff();
174  opticalEq->SetFactor(mass,opticalCoeff);
175  (*theEquationMap)[G4KaonZero::KaonZero()->GetPDGEncoding()] = opticalEq;
176 
177  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
178  mass = G4PionPlus::PionPlus()->GetPDGMass();
179  opticalCoeff =
180  (*theFieldMap)[G4PionPlus::PionPlus()->GetPDGEncoding()]->GetCoeff();
181  opticalEq->SetFactor(mass,opticalCoeff);
182  (*theEquationMap)[G4PionPlus::PionPlus()->GetPDGEncoding()] = opticalEq;
183 
184  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
186  opticalCoeff =
187  (*theFieldMap)[G4PionMinus::PionMinus()->GetPDGEncoding()]->GetCoeff();
188  opticalEq->SetFactor(mass,opticalCoeff);
189  (*theEquationMap)[G4PionMinus::PionMinus()->GetPDGEncoding()] = opticalEq;
190 
191  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
192  mass = G4PionZero::PionZero()->GetPDGMass();
193  opticalCoeff =
194  (*theFieldMap)[G4PionZero::PionZero()->GetPDGEncoding()]->GetCoeff();
195  opticalEq->SetFactor(mass,opticalCoeff);
196  (*theEquationMap)[G4PionZero::PionZero()->GetPDGEncoding()] = opticalEq;
197 
198  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
200  opticalCoeff =
201  (*theFieldMap)[G4SigmaPlus::SigmaPlus()->GetPDGEncoding()]->GetCoeff();
202  opticalEq->SetFactor(mass,opticalCoeff);
203  (*theEquationMap)[G4SigmaPlus::SigmaPlus()->GetPDGEncoding()] = opticalEq;
204 
205  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
207  opticalCoeff =
208  (*theFieldMap)[G4SigmaMinus::SigmaMinus()->GetPDGEncoding()]->GetCoeff();
209  opticalEq->SetFactor(mass,opticalCoeff);
210  (*theEquationMap)[G4SigmaMinus::SigmaMinus()->GetPDGEncoding()] = opticalEq;
211 
212  opticalEq = new G4KM_OpticalEqRhs(theField, theNucleus);
214  opticalCoeff =
215  (*theFieldMap)[G4SigmaZero::SigmaZero()->GetPDGEncoding()]->GetCoeff();
216  opticalEq->SetFactor(mass,opticalCoeff);
217  (*theEquationMap)[G4SigmaZero::SigmaZero()->GetPDGEncoding()] = opticalEq;
218 }
static G4KaonZero * KaonZero()
Definition: G4KaonZero.cc:104
static G4SigmaZero * SigmaZero()
Definition: G4SigmaZero.cc:102
static G4KaonMinus * KaonMinus()
Definition: G4KaonMinus.cc:113
virtual G4double GetOuterRadius()=0
static G4AntiProton * AntiProton()
Definition: G4AntiProton.cc:93
static G4Proton * Proton()
Definition: G4Proton.cc:93
static G4PionPlus * PionPlus()
Definition: G4PionPlus.cc:98
void SetMass(G4double aMass)
static G4Neutron * Neutron()
Definition: G4Neutron.cc:104
static G4PionZero * PionZero()
Definition: G4PionZero.cc:108
static G4SigmaMinus * SigmaMinus()
G4double GetPDGMass() const
static G4PionMinus * PionMinus()
Definition: G4PionMinus.cc:98
void SetFactor(G4double mass, G4double opticalParameter)
static G4SigmaPlus * SigmaPlus()
Definition: G4SigmaPlus.cc:108
double G4double
Definition: G4Types.hh:76
static G4KaonPlus * KaonPlus()
Definition: G4KaonPlus.cc:113

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void G4RKPropagation::Transport ( G4KineticTrackVector theActive,
const G4KineticTrackVector theSpectators,
G4double  theTimeStep 
)
virtual

Implements G4VFieldPropagation.

Definition at line 223 of file G4RKPropagation.cc.

227 {
228  // reset momentum transfer to field
229  theMomentumTranfer=G4ThreeVector(0,0,0);
230 
231  // Loop over tracks
232 
233  std::vector<G4KineticTrack *>::iterator i;
234  for(i = active.begin(); i != active.end(); ++i)
235  {
236  G4double currTimeStep = timeStep;
237  G4KineticTrack * kt = *i;
239 
240  std::map <G4int, G4VNuclearField*, std::less<G4int> >::iterator fieldIter= theFieldMap->find(encoding);
241 
242  G4VNuclearField* currentField=0;
243  if ( fieldIter != theFieldMap->end() ) currentField=fieldIter->second;
244 
245  // debug
246  // if ( timeStep > 1e30 ) {
247  // G4cout << " Name :" << kt->GetDefinition()->GetParticleName() << G4endl;
248  // }
249 
250  // Get the time of intersections with the nucleus surface.
251  G4double t_enter, t_leave;
252  // if the particle does not intersecate with the nucleus go to next particle
253  if(!GetSphereIntersectionTimes(kt, t_enter, t_leave))
254  {
256  continue;
257  }
258 
259 
260 #ifdef debug_1_RKPropagation
261  G4cout <<" kt,timeStep, Intersection times tenter, tleave "
262  <<kt<< " / state= " <<kt->GetState() <<" / " <<" "<< currTimeStep << " / " << t_enter << " / " << t_leave <<G4endl;
263 #endif
264 
265  // if the particle is already outside nucleus go to next @@GF should never happen? check!
266  // does happen for particles added as late....
267  // if(t_leave < 0 )
268  // {
269  // throw G4HadronicException(__FILE__, __LINE__, "G4RKPropagation:: Attempt to track particle past a nucleus");
270  // continue;
271  // }
272 
273  // Apply a straight line propagation for particle types
274  // not included in the model
275  if( ! currentField )
276  {
277  if(currTimeStep == DBL_MAX)currTimeStep = t_leave*1.05;
278  FreeTransport(kt, currTimeStep);
279  if ( currTimeStep >= t_leave )
280  {
281  if ( kt->GetState() == G4KineticTrack::inside )
283  else
285  } else if (kt->GetState() == G4KineticTrack::outside && currTimeStep >= t_enter ){
287  }
288 
289  continue;
290  }
291 
292  if(t_enter > 0) // the particle is out. Transport free to the surface
293  {
294  if(t_enter > currTimeStep) // the particle won't enter the nucleus
295  {
296  FreeTransport(kt, currTimeStep);
297  continue;
298  }
299  else
300  {
301  FreeTransport(kt, t_enter); // go to surface
302  currTimeStep -= t_enter;
303  t_leave -= t_enter; // time left to leave nucleus
304  // on the surface the particle loose the barrier energy
305  // G4double newE = mom.e()-(*theFieldMap)[encoding]->GetBarrier();
306  // GetField = Barrier + FermiPotential
307  G4double newE = kt->GetTrackingMomentum().e()-currentField->GetField(kt->GetPosition());
308 
309  if(newE <= kt->GetActualMass()) // the particle cannot enter the nucleus
310  {
311  // FixMe: should be "pushed back?"
312  // for the moment take it past the nucleus, so we'll not worry next time..
313  FreeTransport(kt, 1.1*t_leave); // take past nucleus
315  // G4cout << "G4RKPropagation: Warning particle cannot enter Nucleus :" << G4endl;
316  // G4cout << " enter nucleus, E out/in: " << kt->GetTrackingMomentum().e() << " / " << newE <<G4endl;
317  // G4cout << " the Field "<< currentField->GetField(kt->GetPosition()) << " "<< kt->GetPosition()<<G4endl;
318  // G4cout << " the particle "<<kt->GetDefinition()->GetParticleName()<<G4endl;
319  continue;
320  }
321  //
322  G4double newP = std::sqrt(newE*newE- sqr(kt->GetActualMass()));
323  G4LorentzVector new4Mom(newP*kt->GetTrackingMomentum().vect().unit(), newE);
324  G4ThreeVector transfer(kt->GetTrackingMomentum().vect()-new4Mom.vect());
325  G4ThreeVector boost= transfer / std::sqrt(transfer.mag2() + sqr(theNucleus->GetMass()));
326  new4Mom*=G4LorentzRotation(boost);
327  kt->SetTrackingMomentum(new4Mom);
329 
330  /*
331  G4cout <<" Enter Nucleus - E/Field/Sum: " <<kt->GetTrackingMomentum().e() << " / "
332  << (*theFieldMap)[encoding]->GetField(kt->GetPosition()) << " / "
333  << kt->GetTrackingMomentum().e()-currentField->GetField(kt->GetPosition())
334  << G4endl
335  << " Barrier / field just inside nucleus (0.9999*kt->GetPosition())"
336  << (*theFieldMap)[encoding]->GetBarrier() << " / "
337  << (*theFieldMap)[encoding]->GetField(0.9999*kt->GetPosition())
338  << G4endl;
339  */
340  }
341  }
342 
343  // FixMe: should I add a control on theCutOnP here?
344  // Transport the particle into the nucleus
345  // G4cerr << "RKPropagation t_leave, curTimeStep " <<t_leave << " " <<currTimeStep<<G4endl;
346  G4bool is_exiting=false;
347  if(currTimeStep > t_leave) // particle will exit from the nucleus
348  {
349  currTimeStep = t_leave;
350  is_exiting=true;
351  }
352 
353 #ifdef debug_1_RKPropagation
354  G4cerr << "RKPropagation is_exiting?, t_leave, curTimeStep " <<is_exiting<<" "<<t_leave << " " <<currTimeStep<<G4endl;
355  G4cout << "RKPropagation Ekin, field, projectile potential, p "
356  << kt->GetTrackingMomentum().e() - kt->GetTrackingMomentum().mag() << " "
357  << kt->GetPosition()<<" "
358  << G4endl << currentField->GetField(kt->GetPosition()) << " "
359  << kt->GetProjectilePotential()<< G4endl
360  << kt->GetTrackingMomentum()
361  << G4endl;
362 #endif
363 
365  G4ThreeVector posold=kt->GetPosition();
366 
367  // if (currentField->GetField(kt->GetPosition()) > kt->GetProjectilePotential() ||
368  if (currTimeStep > 0 &&
369  ! FieldTransport(kt, currTimeStep)) {
370  FreeTransport(kt,currTimeStep);
371  }
372 
373 #ifdef debug_1_RKPropagation
374  G4cout << "RKPropagation Ekin, field, p "
375  << kt->GetTrackingMomentum().e() - kt->GetTrackingMomentum().mag() << " "
376  << G4endl << currentField->GetField(kt->GetPosition())<< G4endl
377  << kt->GetTrackingMomentum()
378  << G4endl
379  << "delta p " << momold-kt->GetTrackingMomentum() << G4endl
380  << "del pos " << posold-kt->GetPosition()
381  << G4endl;
382 #endif
383 
384  // complete the transport
385  // FixMe: in some cases there could be a significant
386  // part to do still in the nucleus, or we stepped to far... depending on
387  // slope of potential
388  G4double t_in=-1, t_out=0; // set onto boundary.
389 
390  // should go out, or are already out by a too long step..
391  if(is_exiting ||
392  (GetSphereIntersectionTimes(kt, t_in, t_out) &&t_in<0 && t_out<=0 )) // particle is exiting
393  {
394  if(t_in < 0 && t_out >= 0) //still inside, transport safely out.
395  {
396  // transport free to a position that is surely out of the nucleus, to avoid
397  // a new transportation and a new adding the barrier next loop.
398  G4ThreeVector savePos = kt->GetPosition();
399  FreeTransport(kt, t_out);
400  // and evaluate the right the energy
401  G4double newE=kt->GetTrackingMomentum().e();
402 
403  // G4cout << " V pos/savePos << "
404  // << (*theFieldMap)[encoding]->GetField(kt->GetPosition())<< " / "
405  // << (*theFieldMap)[encoding]->GetField(savePos)
406  // << G4endl;
407 
408  if ( std::abs(currentField->GetField(savePos)) > 0. &&
409  std::abs(currentField->GetField(kt->GetPosition())) > 0.)
410  { // FixMe GF: savePos/pos may be out of nucleus, where GetField(..)=0
411  // This wrongly adds or subtracts the Barrier here while
412  // this is done later.
413  newE += currentField->GetField(savePos)
414  - currentField->GetField(kt->GetPosition());
415  }
416 
417  // G4cout << " go border nucleus, E in/border: " << kt->GetTrackingMomentum() << " / " << newE <<G4endl;
418 
419  if(newE < kt->GetActualMass())
420  {
421 #ifdef debug_1_RKPropagation
422  G4cout << "RKPropagation-Transport: problem with particle exiting - ignored" << G4endl;
423  G4cout << " cannot leave nucleus, E in/out: " << kt->GetTrackingMomentum() << " / " << newE <<G4endl;
424 #endif
425  if (kt->GetDefinition() == G4Proton::Proton() ||
426  kt->GetDefinition() == G4Neutron::Neutron() ) {
428  } else {
429  kt->SetState(G4KineticTrack::gone_out); //@@GF tofix
430  }
431  continue; // the particle cannot exit the nucleus
432  }
433  G4double newP = std::sqrt(newE*newE- sqr(kt->GetActualMass()));
434  G4LorentzVector new4Mom(newP*kt->GetTrackingMomentum().vect().unit(), newE);
435  G4ThreeVector transfer(kt->GetTrackingMomentum().vect()-new4Mom.vect());
436  G4ThreeVector boost= transfer / std::sqrt(transfer.mag2() + sqr(theNucleus->GetMass()));
437  new4Mom*=G4LorentzRotation(boost);
438  kt->SetTrackingMomentum(new4Mom);
439  }
440  // add the potential barrier
441  // FixMe the Coulomb field is not parallel to mom, this is simple approximation
442  G4double newE = kt->GetTrackingMomentum().e()+currentField->GetField(kt->GetPosition());
443  if(newE < kt->GetActualMass())
444  { // the particle cannot exit the nucleus @@@ GF check.
445 #ifdef debug_1_RKPropagation
446  G4cout << " cannot leave nucleus, E in/out: " << kt->GetTrackingMomentum() << " / " << newE <<G4endl;
447 #endif
448  if (kt->GetDefinition() == G4Proton::Proton() ||
449  kt->GetDefinition() == G4Neutron::Neutron() ) {
451  } else {
452  kt->SetState(G4KineticTrack::gone_out); //@@GF tofix
453  }
454  continue;
455  }
456  G4double newP = std::sqrt(newE*newE- sqr(kt->GetActualMass()));
457  G4LorentzVector new4Mom(newP*kt->GetTrackingMomentum().vect().unit(), newE);
458  G4ThreeVector transfer(kt->GetTrackingMomentum().vect()-new4Mom.vect());
459  G4ThreeVector boost= transfer / std::sqrt(transfer.mag2() + sqr(theNucleus->GetMass()));
460  new4Mom*=G4LorentzRotation(boost);
461  kt->SetTrackingMomentum(new4Mom);
463  }
464 
465  }
466 
467 }
CascadeState GetState() const
CLHEP::Hep3Vector G4ThreeVector
CLHEP::HepLorentzRotation G4LorentzRotation
const G4ThreeVector & GetPosition() const
virtual G4double GetField(const G4ThreeVector &aPosition)=0
G4double GetActualMass() const
int G4int
Definition: G4Types.hh:78
Hep3Vector vect() const
G4GLOB_DLL std::ostream G4cout
CascadeState SetState(const CascadeState new_state)
double mag() const
bool G4bool
Definition: G4Types.hh:79
static G4Proton * Proton()
Definition: G4Proton.cc:93
static G4Neutron * Neutron()
Definition: G4Neutron.cc:104
const G4LorentzVector & GetTrackingMomentum() const
Hep3Vector unit() const
void SetTrackingMomentum(const G4LorentzVector &a4Momentum)
virtual G4double GetMass()=0
#define G4endl
Definition: G4ios.hh:61
T sqr(const T &x)
Definition: templates.hh:145
double G4double
Definition: G4Types.hh:76
G4bool GetSphereIntersectionTimes(const G4KineticTrack *track, G4double &t1, G4double &t2)
#define DBL_MAX
Definition: templates.hh:83
const G4ParticleDefinition * GetDefinition() const
G4GLOB_DLL std::ostream G4cerr
G4double GetProjectilePotential() const

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The documentation for this class was generated from the following files: