5 #include "Fdblprc.h" //(DBLPRC) fluka common
6 #include "Fdimpar.h" //(DIMPAR) fluka parameters
7 #include "Fsourcm.h" //(EPISOR) fluka common
8 #include "Fflkstk.h" //(FLKSTK) fluka common
9 #include "Fsumcou.h" //(SUMCOU) fluka common
10 #include "Fpaprop.h" //(PAPROP) fluka common
11 #include "Fltclcm.h" //(LTCLCM) fluka common
12 #include "Fopphst.h" //(OPPHST) fluka common
17 #include "TVirtualMCStack.h"
18 //#include "TVirtualMCApplication.h"
20 #include "TParticle.h"
24 #include <Riostream.h>
27 # define source source_
28 # define geocrs geocrs_
29 # define georeg georeg_
30 # define geohsm geohsm_
31 # define soevsv soevsv_
33 # define source SOURCE
34 # define geocrs GEOCRS
35 # define georeg GEOREG
36 # define geohsm GEOHSM
37 # define soevsv SOEVSV
42 // Prototypes for FLUKA functions
44 void type_of_call geocrs(Double_t &, Double_t &, Double_t &);
45 void type_of_call georeg(Double_t &, Double_t &, Double_t &,
47 void type_of_call geohsm(Int_t &, Int_t &, Int_t &, Int_t &);
48 void type_of_call soevsv();
50 *----------------------------------------------------------------------*
52 * Created on 07 january 1990 by Alfredo Ferrari & Paola Sala *
55 * Last change on 21-jun-98 by Alfredo Ferrari *
57 * C++ version on 27-sep-02 by Isidro Gonzalez *
59 * This is just an example of a possible user written source routine. *
60 * note that the beam card still has some meaning - in the scoring the *
61 * maximum momentum used in deciding the binning is taken from the *
62 * beam momentum. Other beam card parameters are obsolete. *
64 *----------------------------------------------------------------------*/
66 void source(Int_t& nomore) {
67 // Get the pointer to TFluka
68 TFluka* fluka = (TFluka*)gMC;
70 Int_t verbosityLevel = fluka->GetVerbosityLevel();
71 Bool_t debug = (verbosityLevel>=3)?kTRUE:kFALSE;
73 cout << "==> source(" << nomore << ")" << endl;
74 cout << "\t* SOURCM.lsouit = " << (SOURCM.lsouit?'T':'F') << endl;
77 static Bool_t lfirst = true;
78 static Bool_t particleIsPrimary = true;
79 static Bool_t lastParticleWasPrimary = true;
85 TVirtualMCStack* cppstack = fluka->GetStack();
89 Int_t nprim = cppstack->GetNprimary();
90 // Get the next particle from the stack
91 particle = cppstack->PopNextTrack(itrack);
92 fluka->SetTrackIsNew(kTRUE);
93 if (itrack == (nprim - 1)) lfirst = true;
94 // Is this a secondary not handled by Fluka, i.e. a particle added by user action ?
95 lastParticleWasPrimary = particleIsPrimary;
97 if (itrack >= nprim) {
98 particleIsPrimary = kFALSE;
100 particleIsPrimary = kTRUE;
104 SOURCM.tkesum = zerzer;
106 SOURCM.lussrc = true;
109 // Post-track actions for primary track
111 if (particleIsPrimary) {
112 TVirtualMCApplication::Instance()->PostTrack();
113 TVirtualMCApplication::Instance()->FinishPrimary();
115 cout << "=== TRACKING PRIMARY "<< itrack <<" ===" << endl;
116 //printf("=== TRACKING PRIMARY %d ===\n", itrack);
120 // Exit if itrack is negative (-1). Set lsouit to false to mark last track for this event
124 SOURCM.lsouit = false;
126 cout << "\t* SOURCM.lsouit = " << (SOURCM.lsouit?'T':'F') << endl;
127 cout << "\t* No more particles. Exiting..." << endl;
128 cout << "<== source(" << nomore << ")" << endl;
134 // Handle user event abortion
135 if (fluka->EventIsStopped()) {
136 printf("Event has been stopped by user !");
137 fluka->SetStopEvent(kFALSE);
139 SOURCM.lsouit = false;
143 //Get some info about the particle and print it
146 Int_t pdg = particle->GetPdgCode();
147 TVector3 polarisation;
148 particle->GetPolarisation(polarisation);
150 cout << "\t* Particle " << itrack << " retrieved..." << endl;
151 cout << "\t\t+ Name = " << particle->GetName() << endl;
152 cout << "\t\t+ PDG/Fluka code = " << pdg
153 << " / " << fluka->IdFromPDG(pdg) << endl;
154 cout << "\t\t+ P = ("
155 << particle->Px() << " , "
156 << particle->Py() << " , "
157 << particle->Pz() << " ) --> "
158 << particle->P() << " GeV "
159 << particle->Energy() << " GeV "
160 << particle->GetMass() << " GeV " << endl;
162 /* Npflka is the stack counter: of course any time source is called it
165 /* Cosines (tx,ty,tz)*/
166 Double_t cosx = particle->Px()/particle->P();
167 Double_t cosy = particle->Py()/particle->P();
168 Double_t cosxy = cosx * cosx + cosy * cosy;
172 cosz = TMath::Sqrt(oneone - cosxy);
174 cosx /= TMath::Sqrt(cosxy);
175 cosy /= TMath::Sqrt(cosxy);
181 if (particle->Pz() < 0.) cosz = -cosz;
183 if (pdg != 50000050 && pdg != 50000051) {
185 Int_t ifl = fluka-> IdFromPDG(pdg);
186 FLKSTK.iloflk[FLKSTK.npflka] = ifl;
187 /* Wtflk is the weight of the particle*/
188 FLKSTK.wtflk[FLKSTK.npflka] = oneone;
189 SUMCOU.weipri += FLKSTK.wtflk[FLKSTK.npflka];
191 FLKSTK.loflk[FLKSTK.npflka] = 1;
193 /* User dependent flag:*/
194 FLKSTK.louse[FLKSTK.npflka] = 0;
196 /* User dependent spare variables:*/
198 for (ispr = 0; ispr < mkbmx1; ispr++)
199 FLKSTK.sparek[FLKSTK.npflka][ispr] = zerzer;
201 /* User dependent spare flags:*/
202 for (ispr = 0; ispr < mkbmx2; ispr++)
203 FLKSTK.ispark[FLKSTK.npflka][ispr] = 0;
205 /* Save the track number of the stack particle:*/
206 FLKSTK.ispark[FLKSTK.npflka][mkbmx2-1] = itrack;
208 FLKSTK.numpar[FLKSTK.npflka] = FLKSTK.nparma;
209 FLKSTK.nevent[FLKSTK.npflka] = 0;
210 FLKSTK.dfnear[FLKSTK.npflka] = +zerzer;
212 /* Particle age (s)*/
213 FLKSTK.agestk[FLKSTK.npflka] = +zerzer;
214 FLKSTK.cmpath[FLKSTK.npflka] = +zerzer;
215 FLKSTK.aknshr[FLKSTK.npflka] = -twotwo;
217 /* Group number for "low" energy neutrons, set to 0 anyway*/
218 FLKSTK.igroup[FLKSTK.npflka] = 0;
221 Double_t p = particle->P();
222 Double_t mass = PAPROP.am[ifl + 6];
223 FLKSTK.tkeflk[FLKSTK.npflka] = TMath::Sqrt( p * p + mass * mass) - mass;
224 /* Particle momentum*/
225 FLKSTK.pmoflk [FLKSTK.npflka] = p;
227 FLKSTK.txflk [FLKSTK.npflka] = cosx;
228 FLKSTK.tyflk [FLKSTK.npflka] = cosy;
229 FLKSTK.tzflk [FLKSTK.npflka] = cosz;
231 /* Polarization cosines:*/
232 if (polarisation.Mag()) {
233 Double_t cospolx = polarisation.Px() / polarisation.Mag();
234 Double_t cospoly = polarisation.Py() / polarisation.Mag();
235 Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
236 FLKSTK.txpol [FLKSTK.npflka] = cospolx;
237 FLKSTK.typol [FLKSTK.npflka] = cospoly;
238 FLKSTK.tzpol [FLKSTK.npflka] = cospolz;
241 FLKSTK.txpol [FLKSTK.npflka] = -twotwo;
242 FLKSTK.typol [FLKSTK.npflka] = +zerzer;
243 FLKSTK.tzpol [FLKSTK.npflka] = +zerzer;
246 /* Particle coordinates*/
247 // Vertext coordinates;
248 FLKSTK.xflk [FLKSTK.npflka] = particle->Vx();
249 FLKSTK.yflk [FLKSTK.npflka] = particle->Vy();
250 FLKSTK.zflk [FLKSTK.npflka] = particle->Vz();
252 /* Calculate the total kinetic energy of the primaries: don't change*/
253 Int_t st_ilo = FLKSTK.iloflk[FLKSTK.npflka];
256 ((FLKSTK.tkeflk[FLKSTK.npflka] + PAPROP.amdisc[st_ilo+6])
257 * FLKSTK.wtflk[FLKSTK.npflka]);
259 SOURCM.tkesum += (FLKSTK.tkeflk[FLKSTK.npflka] * FLKSTK.wtflk[FLKSTK.npflka]);
261 /* Here we ask for the region number of the hitting point.
262 * NRGFLK (LFLKSTK) = ...
263 * The following line makes the starting region search much more
264 * robust if particles are starting very close to a boundary:
266 geocrs( FLKSTK.txflk[FLKSTK.npflka],
267 FLKSTK.tyflk[FLKSTK.npflka],
268 FLKSTK.tzflk[FLKSTK.npflka] );
272 georeg ( FLKSTK.xflk[FLKSTK.npflka],
273 FLKSTK.yflk[FLKSTK.npflka],
274 FLKSTK.zflk[FLKSTK.npflka],
275 FLKSTK.nrgflk[FLKSTK.npflka],
276 idisc);//<-- dummy return variable not used
277 /* Do not change these cards:*/
279 Int_t igeohsm2 = -11;
280 geohsm ( FLKSTK.nhspnt[FLKSTK.npflka], igeohsm1, igeohsm2, LTCLCM.mlattc );
281 FLKSTK.nlattc[FLKSTK.npflka] = LTCLCM.mlattc;
285 // Next particle is optical photon
288 OPPHST.donear [OPPHST.lstopp - 1] = 0.;
290 OPPHST.xoptph [OPPHST.lstopp - 1] = particle->Vx();
291 OPPHST.yoptph [OPPHST.lstopp - 1] = particle->Vy();
292 OPPHST.zoptph [OPPHST.lstopp - 1] = particle->Vz();
294 OPPHST.txopph [OPPHST.lstopp - 1] = cosx;
295 OPPHST.tyopph [OPPHST.lstopp - 1] = cosy;
296 OPPHST.tzopph [OPPHST.lstopp - 1] = cosz;
299 if (polarisation.Mag()) {
300 Double_t cospolx = polarisation.Px() / polarisation.Mag();
301 Double_t cospoly = polarisation.Py() / polarisation.Mag();
302 Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
303 OPPHST.txpopp [OPPHST.lstopp - 1] = cospolx;
304 OPPHST.typopp [OPPHST.lstopp - 1] = cospoly;
305 OPPHST.tzpopp [OPPHST.lstopp - 1] = cospolz;
308 OPPHST.txpopp [OPPHST.lstopp - 1] = -twotwo;
309 OPPHST.typopp [OPPHST.lstopp - 1] = +zerzer;
310 OPPHST.tzpopp [OPPHST.lstopp - 1] = +zerzer;
313 geocrs( OPPHST.txopph[OPPHST.lstopp - 1],
314 OPPHST.tyopph[OPPHST.lstopp - 1],
315 OPPHST.tzopph[OPPHST.lstopp - 1] );
319 georeg ( OPPHST.xoptph[OPPHST.lstopp - 1],
320 OPPHST.yoptph[OPPHST.lstopp - 1],
321 OPPHST.zoptph[OPPHST.lstopp - 1],
322 OPPHST.nregop[OPPHST.lstopp - 1],
323 idisc);//<-- dummy return variable not used
325 OPPHST.wtopph [OPPHST.lstopp - 1] = particle->GetWeight();
326 OPPHST.poptph [OPPHST.lstopp - 1] = particle->P();
327 OPPHST.agopph [OPPHST.lstopp - 1] = particle->T();
328 OPPHST.cmpopp [OPPHST.lstopp - 1] = +zerzer;
329 OPPHST.loopph [OPPHST.lstopp - 1] = 0;
330 OPPHST.louopp [OPPHST.lstopp - 1] = itrack;
331 OPPHST.nlatop [OPPHST.lstopp - 1] = LTCLCM.mlattc;
335 // Pre-track actions at for primary tracks
337 if (particleIsPrimary) {
338 fluka->SetCaller(kSODRAW);
339 TVirtualMCApplication::Instance()->BeginPrimary();
340 TVirtualMCApplication::Instance()->PreTrack();
343 if (debug) cout << "<== source(" << nomore << ")" << endl;