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b13db077 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* | |
17 | $Log$ | |
f1f1167c | 18 | Revision 1.19 2001/10/03 08:39:03 morsch |
19 | Bug in user decay routine leading to segmentation violation corrected. | |
20 | ||
61acdc74 | 21 | Revision 1.18 2001/07/19 09:10:23 morsch |
22 | In decays with AliDecayer put long-lived particles undecayed on the stack. | |
23 | ||
f516b3ac | 24 | Revision 1.17 2001/06/15 09:31:23 morsch |
25 | In gudcay: write only first generation decay products to stack to respect the possibility of secondary, tertiary, ... vertices during tracking. | |
26 | ||
c67bc705 | 27 | Revision 1.16 2001/05/16 14:57:23 alibrary |
28 | New files for folders and Stack | |
29 | ||
9e1a0ddb | 30 | Revision 1.15 2001/03/20 06:28:49 alibrary |
31 | New detector loop split in 2 | |
32 | ||
63d3a30a | 33 | Revision 1.14 2000/12/20 08:39:39 fca |
34 | Support for Cerenkov and process list in Virtual MC | |
35 | ||
27f3d82e | 36 | Revision 1.13 2000/11/30 07:12:54 alibrary |
37 | Introducing new Rndm and QA classes | |
38 | ||
65fb704d | 39 | Revision 1.12 2000/11/06 11:35:46 morsch |
40 | Call BuildGeometry() after Init() to be able to share common detector parameters. | |
41 | ||
10c38492 | 42 | Revision 1.11 2000/10/04 16:30:22 fca |
43 | Add include for exit() | |
44 | ||
4085bc1f | 45 | Revision 1.10 2000/10/02 21:28:16 fca |
46 | Removal of useless dependecies via forward declarations | |
47 | ||
94de3818 | 48 | Revision 1.9 2000/09/12 14:36:17 morsch |
49 | In gudcay(): call ForceDecay() before Decay() | |
50 | ||
dacd0856 | 51 | Revision 1.8 2000/09/06 14:56:34 morsch |
52 | gudcay() method implemented. | |
53 | Decays are performed using the AliDecayer interface. The pointer to the instance of AliDecayer | |
54 | is obtained from geant3 (will be gMC once it has been implemented for Geant4). | |
55 | ||
901e782c | 56 | Revision 1.7 2000/07/13 16:19:10 fca |
57 | Mainly coding conventions + some small bug fixes | |
58 | ||
ef42d733 | 59 | Revision 1.6 2000/07/11 18:24:59 fca |
60 | Coding convention corrections + few minor bug fixes | |
61 | ||
aee8290b | 62 | Revision 1.5 2000/05/20 14:49:48 fca |
63 | Call gdebug at the end of gustep | |
64 | ||
5bd6a80e | 65 | Revision 1.4 2000/04/26 10:17:32 fca |
66 | Changes in Lego for G4 compatibility | |
67 | ||
dffd31ef | 68 | Revision 1.3 2000/04/07 11:12:35 fca |
69 | G4 compatibility changes | |
70 | ||
875c717b | 71 | Revision 1.2 2000/02/29 19:11:17 fca |
72 | Move gucode into AliGeant3.cxx | |
73 | ||
d7067e4f | 74 | Revision 1.1 2000/02/23 16:25:25 fca |
75 | AliVMC and AliGeant3 classes introduced | |
76 | ReadEuclid moved from AliRun to AliModule | |
77 | ||
b13db077 | 78 | */ |
79 | ||
4085bc1f | 80 | #include <stdlib.h> |
81 | ||
b13db077 | 82 | #include <TParticle.h> |
9e1a0ddb | 83 | #include <TStopwatch.h> |
b13db077 | 84 | |
901e782c | 85 | #include "AliDecayer.h" |
b13db077 | 86 | #include "AliGeant3.h" |
87 | #include "AliRun.h" | |
88 | #include "TGeant3.h" | |
89 | #include "AliCallf77.h" | |
94de3818 | 90 | #include "AliModule.h" |
91 | #include "AliMagF.h" | |
65fb704d | 92 | #include "AliGenerator.h" |
b13db077 | 93 | |
94 | #ifndef WIN32 | |
95 | ||
96 | # define rxgtrak rxgtrak_ | |
b13db077 | 97 | # define rxouth rxouth_ |
9e1a0ddb | 98 | # define rxinh rxinh_ |
b13db077 | 99 | #else |
100 | ||
101 | # define rxgtrak RXGTRAK | |
b13db077 | 102 | # define rxouth RXOUTH |
9e1a0ddb | 103 | # define rxinh RXINH |
b13db077 | 104 | #endif |
105 | ||
106 | ClassImp(AliGeant3) | |
107 | ||
875c717b | 108 | AliGeant3::AliGeant3(const char *title) : |
109 | TGeant3(title) {} | |
110 | ||
ef42d733 | 111 | //____________________________________________________________________________ |
875c717b | 112 | void AliGeant3::FinishGeometry() |
b13db077 | 113 | { |
ef42d733 | 114 | // |
115 | // Finalise geometry construction | |
116 | // | |
875c717b | 117 | TGeant3::FinishGeometry(); |
118 | //Create the color table | |
119 | SetColors(); | |
b13db077 | 120 | } |
121 | ||
dffd31ef | 122 | //____________________________________________________________________________ |
875c717b | 123 | void AliGeant3::Init() |
b13db077 | 124 | { |
63d3a30a | 125 | // |
126 | //=================Create Materials and geometry | |
127 | // | |
9e1a0ddb | 128 | TStopwatch stw; |
63d3a30a | 129 | TObjArray *modules = gAlice->Modules(); |
130 | TIter next(modules); | |
131 | AliModule *detector; | |
9e1a0ddb | 132 | printf("Geometry creation:\n"); |
63d3a30a | 133 | while((detector = (AliModule*)next())) { |
9e1a0ddb | 134 | stw.Start(); |
63d3a30a | 135 | // Initialise detector materials and geometry |
136 | detector->CreateMaterials(); | |
137 | detector->CreateGeometry(); | |
9e1a0ddb | 138 | printf("%10s R:%.2fs C:%.2fs\n", |
139 | detector->GetName(),stw.RealTime(),stw.CpuTime()); | |
63d3a30a | 140 | } |
141 | //Terminate building of geometry | |
142 | FinishGeometry(); | |
143 | ||
9e1a0ddb | 144 | printf("Initialisation:\n"); |
63d3a30a | 145 | next.Reset(); |
146 | while((detector = (AliModule*)next())) { | |
9e1a0ddb | 147 | stw.Start(); |
63d3a30a | 148 | // Initialise detector and display geometry |
149 | detector->Init(); | |
150 | detector->BuildGeometry(); | |
9e1a0ddb | 151 | printf("%10s R:%.2fs C:%.2fs\n", |
152 | detector->GetName(),stw.RealTime(),stw.CpuTime()); | |
63d3a30a | 153 | } |
154 | ||
b13db077 | 155 | } |
156 | ||
875c717b | 157 | //____________________________________________________________________________ |
158 | void AliGeant3::ProcessRun(Int_t nevent) | |
b13db077 | 159 | { |
ef42d733 | 160 | // |
161 | // Process the run | |
162 | // | |
875c717b | 163 | Int_t todo = TMath::Abs(nevent); |
164 | for (Int_t i=0; i<todo; i++) { | |
165 | // Process one run (one run = one event) | |
dffd31ef | 166 | gAlice->BeginEvent(); |
875c717b | 167 | ProcessEvent(); |
168 | gAlice->FinishEvent(); | |
169 | } | |
b13db077 | 170 | } |
171 | ||
ef42d733 | 172 | //_____________________________________________________________________________ |
875c717b | 173 | void AliGeant3::ProcessEvent() |
b13db077 | 174 | { |
ef42d733 | 175 | // |
176 | // Process one event | |
177 | // | |
875c717b | 178 | Gtrigi(); |
179 | Gtrigc(); | |
180 | Gtrig(); | |
b13db077 | 181 | } |
182 | ||
875c717b | 183 | //_____________________________________________________________________________ |
184 | void AliGeant3::SetColors() | |
b13db077 | 185 | { |
875c717b | 186 | // |
187 | // Set the colors for all the volumes | |
188 | // this is done sequentially for all volumes | |
189 | // based on the number of their medium | |
190 | // | |
191 | Int_t kv, icol; | |
192 | Int_t jvolum=fGclink->jvolum; | |
193 | //Int_t jtmed=fGclink->jtmed; | |
194 | //Int_t jmate=fGclink->jmate; | |
195 | Int_t nvolum=fGcnum->nvolum; | |
196 | char name[5]; | |
197 | // | |
198 | // Now for all the volumes | |
199 | for(kv=1;kv<=nvolum;kv++) { | |
200 | // Get the tracking medium | |
201 | Int_t itm=Int_t (fZq[fZlq[jvolum-kv]+4]); | |
202 | // Get the material | |
203 | //Int_t ima=Int_t (fZq[fZlq[jtmed-itm]+6]); | |
204 | // Get z | |
205 | //Float_t z=fZq[fZlq[jmate-ima]+7]; | |
206 | // Find color number | |
207 | //icol = Int_t(z)%6+2; | |
208 | //icol = 17+Int_t(z*150./92.); | |
209 | //icol = kv%6+2; | |
210 | icol = itm%6+2; | |
211 | strncpy(name,(char*)&fZiq[jvolum+kv],4); | |
212 | name[4]='\0'; | |
213 | Gsatt(name,"COLO",icol); | |
214 | } | |
b13db077 | 215 | } |
216 | ||
217 | //_____________________________________________________________________________ | |
218 | // | |
219 | // Interfaces to Fortran | |
220 | // | |
221 | //_____________________________________________________________________________ | |
222 | ||
223 | extern "C" void type_of_call rxgtrak (Int_t &mtrack, Int_t &ipart, Float_t *pmom, | |
224 | Float_t &e, Float_t *vpos, Float_t *polar, | |
225 | Float_t &tof) | |
226 | { | |
227 | // | |
228 | // Fetches next track from the ROOT stack for transport. Called by the | |
229 | // modified version of GTREVE. | |
230 | // | |
231 | // Track number in the ROOT stack. If MTRACK=0 no | |
232 | // mtrack more tracks are left in the stack to be | |
233 | // transported. | |
234 | // ipart Particle code in the GEANT conventions. | |
235 | // pmom[3] Particle momentum in GeV/c | |
236 | // e Particle energy in GeV | |
237 | // vpos[3] Particle position | |
238 | // tof Particle time of flight in seconds | |
239 | // | |
240 | Int_t pdg; | |
241 | gAlice->GetNextTrack(mtrack, pdg, pmom, e, vpos, polar, tof); | |
242 | ipart = gMC->IdFromPDG(pdg); | |
243 | mtrack++; | |
244 | } | |
245 | ||
b13db077 | 246 | //_____________________________________________________________________________ |
247 | extern "C" void type_of_call rxouth () | |
248 | { | |
249 | // | |
250 | // Called by Gtreve at the end of each primary track | |
251 | // | |
252 | gAlice->FinishPrimary(); | |
253 | } | |
254 | ||
9e1a0ddb | 255 | //_____________________________________________________________________________ |
256 | extern "C" void type_of_call rxinh () | |
257 | { | |
258 | // | |
259 | // Called by Gtreve at the beginning of each primary track | |
260 | // | |
261 | gAlice->BeginPrimary(); | |
262 | } | |
263 | ||
d7067e4f | 264 | #ifndef WIN32 |
265 | # define gudigi gudigi_ | |
266 | # define guhadr guhadr_ | |
267 | # define guout guout_ | |
268 | # define guphad guphad_ | |
269 | # define gudcay gudcay_ | |
270 | # define guiget guiget_ | |
271 | # define guinme guinme_ | |
272 | # define guinti guinti_ | |
273 | # define gunear gunear_ | |
274 | # define guskip guskip_ | |
275 | # define guview guview_ | |
276 | # define gupara gupara_ | |
277 | # define gudtim gudtim_ | |
278 | # define guplsh guplsh_ | |
279 | # define gutrev gutrev_ | |
280 | # define gutrak gutrak_ | |
281 | # define guswim guswim_ | |
282 | # define gufld gufld_ | |
283 | # define gustep gustep_ | |
284 | # define gukine gukine_ | |
285 | # define uglast uglast_ | |
286 | ||
287 | # define gheish gheish_ | |
288 | # define flufin flufin_ | |
289 | # define gfmfin gfmfin_ | |
290 | # define gpghei gpghei_ | |
291 | # define fldist fldist_ | |
292 | # define gfmdis gfmdis_ | |
293 | # define ghelx3 ghelx3_ | |
294 | # define ghelix ghelix_ | |
295 | # define grkuta grkuta_ | |
296 | # define gtrack gtrack_ | |
aee8290b | 297 | # define gtreveroot gtreveroot_ |
d7067e4f | 298 | # define glast glast_ |
299 | ||
300 | #else | |
301 | # define gudigi GUDIGI | |
302 | # define guhadr GUHADR | |
303 | # define guout GUOUT | |
304 | # define guphad GUPHAD | |
305 | # define gudcay GUDCAY | |
306 | # define guiget GUIGET | |
307 | # define guinme GUINME | |
308 | # define guinti GUINTI | |
309 | # define gunear GUNEAR | |
310 | # define guskip GUSKIP | |
311 | # define guview GUVIEW | |
312 | # define gupara GUPARA | |
313 | # define gudtim GUDTIM | |
314 | # define guplsh GUPLSH | |
315 | # define gutrev GUTREV | |
316 | # define gutrak GUTRAK | |
317 | # define guswim GUSWIM | |
318 | # define gufld GUFLD | |
319 | # define gustep GUSTEP | |
320 | # define gukine GUKINE | |
321 | # define uglast UGLAST | |
322 | ||
323 | # define gheish GHEISH | |
324 | # define flufin FLUFIN | |
325 | # define gfmfin GFMFIN | |
326 | # define gpghei GPGHEI | |
327 | # define fldist FLDIST | |
328 | # define gfmdis GFMDIS | |
329 | # define ghelx3 GHELX3 | |
330 | # define ghelix GHELIX | |
331 | # define grkuta GRKUTA | |
332 | # define gtrack GTRACK | |
aee8290b | 333 | # define gtreveroot GTREVEROOT |
d7067e4f | 334 | # define glast GLAST |
335 | ||
336 | #endif | |
337 | ||
338 | extern "C" type_of_call void gheish(); | |
339 | extern "C" type_of_call void flufin(); | |
340 | extern "C" type_of_call void gfmfin(); | |
341 | extern "C" type_of_call void gpghei(); | |
342 | extern "C" type_of_call void fldist(); | |
343 | extern "C" type_of_call void gfmdis(); | |
344 | extern "C" type_of_call void ghelx3(Float_t&, Float_t&, Float_t*, Float_t*); | |
345 | extern "C" type_of_call void ghelix(Float_t&, Float_t&, Float_t*, Float_t*); | |
346 | extern "C" type_of_call void grkuta(Float_t&, Float_t&, Float_t*, Float_t*); | |
347 | extern "C" type_of_call void gtrack(); | |
aee8290b | 348 | extern "C" type_of_call void gtreveroot(); |
d7067e4f | 349 | extern "C" type_of_call void glast(); |
350 | ||
351 | extern "C" type_of_call { | |
352 | ||
353 | //______________________________________________________________________ | |
354 | void gudigi() | |
355 | { | |
356 | // | |
357 | // ****************************************************************** | |
358 | // * * | |
359 | // * User routine to digitize one event * | |
360 | // * * | |
361 | // * ==>Called by : GTRIG * | |
362 | // * * | |
363 | // ****************************************************************** | |
364 | ||
365 | } | |
366 | ||
367 | ||
368 | //______________________________________________________________________ | |
369 | void guhadr() | |
370 | { | |
371 | // | |
372 | // ****************************************************************** | |
373 | // * * | |
374 | // * User routine to generate one hadronic interaction * | |
375 | // * * | |
376 | // * ==>Called by : GTHADR,GTNEUT * | |
377 | // * * | |
378 | // ****************************************************************** | |
379 | // | |
380 | // | |
381 | // ------------------------------------------------------------------ | |
382 | // | |
383 | TGeant3* geant3 = (TGeant3*) gMC; | |
384 | Int_t ihadr=geant3->Gcphys()->ihadr; | |
385 | if (ihadr<4) gheish(); | |
386 | else if (ihadr==4) flufin(); | |
387 | else gfmfin(); | |
388 | } | |
389 | ||
390 | //______________________________________________________________________ | |
391 | void guout() | |
392 | { | |
393 | // | |
394 | // ****************************************************************** | |
395 | // * * | |
396 | // * User routine called at the end of each event * | |
397 | // * * | |
398 | // * ==>Called by : GTRIG * | |
399 | // * * | |
400 | // ****************************************************************** | |
401 | // | |
402 | // | |
403 | // ------------------------------------------------------------------ | |
404 | // | |
405 | } | |
406 | ||
407 | //______________________________________________________________________ | |
408 | void guphad() | |
409 | { | |
410 | // | |
411 | // ****************************************************************** | |
412 | // * * | |
413 | // * User routine to compute Hadron. inter. probabilities * | |
414 | // * * | |
415 | // * ==>Called by : GTHADR,GTNEUT * | |
416 | // * * | |
417 | // ****************************************************************** | |
418 | // | |
419 | // | |
420 | // ------------------------------------------------------------------ | |
421 | // | |
422 | TGeant3* geant3 = (TGeant3*) gMC; | |
423 | Int_t ihadr=geant3->Gcphys()->ihadr; | |
424 | if (ihadr<4) gpghei(); | |
425 | else if (ihadr==4) fldist(); | |
426 | else gfmdis(); | |
427 | } | |
428 | ||
429 | //______________________________________________________________________ | |
430 | void gudcay() | |
431 | { | |
432 | // | |
433 | // ****************************************************************** | |
434 | // * * | |
435 | // * User routine to decay particles * | |
436 | // * * | |
437 | // * ==>Called by : GDECAY * | |
438 | // * * | |
439 | // ****************************************************************** | |
440 | // | |
441 | // | |
442 | // ------------------------------------------------------------------ | |
443 | // | |
901e782c | 444 | |
445 | TGeant3* geant3=(TGeant3*) gMC; | |
f516b3ac | 446 | // set decay table |
447 | gMC->Decayer()->ForceDecay(); | |
dacd0856 | 448 | |
901e782c | 449 | // Initialize 4-momentum vector |
450 | Int_t ipart = geant3->Gckine()->ipart; | |
451 | TLorentzVector p; | |
452 | ||
453 | p[0]=geant3->Gctrak()->vect[3]; | |
454 | p[1]=geant3->Gctrak()->vect[4]; | |
455 | p[2]=geant3->Gctrak()->vect[5]; | |
456 | p[3]=geant3->Gctrak()->vect[6]; | |
901e782c | 457 | |
458 | // Convert from geant to lund particle code | |
459 | Int_t iplund=gMC->PDGFromId(ipart); | |
460 | // Particle list | |
461 | static TClonesArray *particles; | |
462 | if(!particles) particles=new TClonesArray("TParticle",1000); | |
463 | // Decay | |
dacd0856 | 464 | gMC->Decayer()->Decay(iplund, &p); |
901e782c | 465 | |
466 | // Fetch Particles | |
467 | Int_t np = geant3->Decayer()->ImportParticles(particles); | |
468 | if (np <=1) return; | |
c67bc705 | 469 | |
470 | TParticle * iparticle = (TParticle *) particles->At(0); | |
f516b3ac | 471 | Int_t ipF = 0, ipL = 0 ; |
472 | Int_t i,j; | |
473 | ||
474 | // Array to flag deselected particles | |
f1f1167c | 475 | Int_t* pFlag = new Int_t[np]; |
f516b3ac | 476 | for (i=0; i<np; i++) pFlag[i]=0; |
477 | // Particle loop | |
478 | for (i=1; i < np; i++) | |
901e782c | 479 | { |
c67bc705 | 480 | iparticle = (TParticle *) particles->At(i); |
f516b3ac | 481 | ipF = iparticle->GetFirstDaughter(); |
482 | ipL = iparticle->GetLastDaughter(); | |
c67bc705 | 483 | Int_t kf = iparticle->GetPdgCode(); |
f516b3ac | 484 | Int_t ks = iparticle->GetStatusCode(); |
485 | // | |
486 | // Deselect daughters of deselected particles | |
487 | // and jump skip the current particle | |
488 | if (pFlag[i] == 1) { | |
f1f1167c | 489 | if (ipF > 0) for (j=ipF-1; j<ipL; j++) pFlag[j]=1; |
f516b3ac | 490 | continue; |
491 | } // deselected ?? | |
492 | // Particles with long life-time are put on the stack for further tracking | |
493 | // Decay products are deselected | |
494 | // | |
495 | if (ks != 1) { | |
496 | Double_t lifeTime = gMC->Decayer()->GetLifetime(kf); | |
497 | if (lifeTime > (Double_t) 1.e-15) { | |
f1f1167c | 498 | if (ipF > 0) for (j=ipF-1; j<ipL; j++) pFlag[j]=1; |
f516b3ac | 499 | } else{ |
500 | continue; | |
501 | } | |
502 | } // ks==1 ? | |
901e782c | 503 | // Skip neutrinos |
901e782c | 504 | if (kf==12 || kf ==-12) continue; |
505 | if (kf==14 || kf ==-14) continue; | |
506 | if (kf==16 || kf ==-16) continue; | |
507 | ||
508 | Int_t index=geant3->Gcking()->ngkine; | |
509 | // Put particle on geant stack | |
510 | // momentum vector | |
f516b3ac | 511 | |
901e782c | 512 | (geant3->Gcking()->gkin[index][0]) = iparticle->Px(); |
513 | (geant3->Gcking()->gkin[index][1]) = iparticle->Py(); | |
514 | (geant3->Gcking()->gkin[index][2]) = iparticle->Pz(); | |
515 | (geant3->Gcking()->gkin[index][3]) = iparticle->Energy(); | |
516 | Int_t ilu = gMC->IdFromPDG(kf); | |
dacd0856 | 517 | |
901e782c | 518 | // particle type |
519 | (geant3->Gcking()->gkin[index][4]) = Float_t(ilu); | |
520 | // position | |
521 | (geant3->Gckin3()->gpos[index][0]) = geant3->Gctrak()->vect[0]; | |
522 | (geant3->Gckin3()->gpos[index][1]) = geant3->Gctrak()->vect[1]; | |
523 | (geant3->Gckin3()->gpos[index][2]) = geant3->Gctrak()->vect[2]; | |
524 | // time of flight offset (mm) | |
525 | (geant3->Gcking()->tofd[index]) = 0.; | |
901e782c | 526 | // increase stack counter |
527 | (geant3->Gcking()->ngkine)=index+1; | |
528 | } | |
f1f1167c | 529 | delete[] pFlag; |
d7067e4f | 530 | } |
531 | ||
532 | //______________________________________________________________________ | |
533 | void guiget(Int_t&, Int_t&, Int_t&) | |
534 | { | |
535 | // | |
536 | // ****************************************************************** | |
537 | // * * | |
538 | // * User routine for interactive control of GEANT * | |
539 | // * * | |
540 | // * ==>Called by : <GXINT>, GINCOM * | |
541 | // * * | |
542 | // ****************************************************************** | |
543 | // | |
544 | // | |
545 | // ------------------------------------------------------------------ | |
546 | // | |
547 | } | |
548 | ||
549 | //______________________________________________________________________ | |
550 | void guinme(Float_t*, Int_t&, Float_t*, Int_t& IYES) | |
551 | { | |
552 | // | |
553 | // ********************************************** | |
554 | // * * | |
555 | // * USER ROUTINE TO PROVIDE GINME FUNCTION * | |
556 | // * FOR ALL USER SHAPES IDENTIFIED BY THE * | |
557 | // * SHAPE NUMBER SH. POINT IS GIVEN IN X * | |
558 | // * THE PARAMETERS ARE GIVEN IN P. IYES IS * | |
559 | // * RETURNED 1 IF POINT IS IN, 0 IF POINT * | |
560 | // * IS OUT AND LESS THAN ZERO IF SHAPE * | |
561 | // * NUMBER IS NOT SUPPORTED. * | |
562 | // * * | |
563 | // * ==>Called by : GINME * | |
564 | // * * | |
565 | // ********************************************** | |
566 | // | |
567 | IYES=-1; | |
568 | } | |
569 | ||
570 | //______________________________________________________________________ | |
571 | void guinti() | |
572 | { | |
573 | // | |
574 | // ****************************************************************** | |
575 | // * * | |
576 | // * User routine for interactive version * | |
577 | // * * | |
578 | // * ==>Called by : <GXINT>, GINTRI * | |
579 | // * * | |
580 | // ****************************************************************** | |
581 | // | |
582 | // | |
583 | // ------------------------------------------------------------------ | |
584 | // | |
585 | } | |
586 | ||
587 | //______________________________________________________________________ | |
588 | void gunear(Int_t&, Int_t&, Float_t*, Int_t&) | |
589 | { | |
590 | // | |
591 | // ****************************************************************** | |
592 | // * * | |
593 | // * User search * | |
594 | // * ISEARC to identify the given volume * | |
595 | // * ICALL to identify the calling routine * | |
596 | // * 1 GMEDIA like * | |
597 | // * 2 GNEXT like * | |
598 | // * X coordinates (+direction for ICALL=2) * | |
599 | // * JNEAR address of default list of neighbours * | |
600 | // * (list to be overwriten by user) * | |
601 | // * * | |
602 | // * Called by : GFTRAC, GINVOL, GTMEDI, GTNEXT, GNEXT, GMEDIA * | |
603 | // * * | |
604 | // ****************************************************************** | |
605 | // | |
606 | // | |
607 | // ------------------------------------------------------------------ | |
608 | // | |
609 | } | |
610 | ||
611 | //______________________________________________________________________ | |
612 | void guskip(Int_t& ISKIP) | |
613 | { | |
614 | // | |
615 | // ****************************************************************** | |
616 | // * * | |
617 | // * User routine to skip unwanted tracks * | |
618 | // * * | |
619 | // * Called by : GSSTAK * | |
620 | // * Author : F.Bruyant * | |
621 | // * * | |
622 | // ****************************************************************** | |
623 | // | |
624 | // | |
625 | // ------------------------------------------------------------------ | |
626 | // | |
627 | ISKIP = 0; | |
628 | } | |
629 | ||
630 | //______________________________________________________________________ | |
631 | void guswim(Float_t& CHARGE, Float_t& STEP, Float_t* VECT, Float_t* VOUT) | |
632 | { | |
633 | // | |
634 | // ****************************************************************** | |
635 | // * * | |
636 | // * User routine to control tracking of one track * | |
637 | // * in a magnetic field * | |
638 | // * * | |
639 | // * ==>Called by : GTELEC,GTHADR,GTMUON * | |
640 | // * * | |
641 | // ****************************************************************** | |
642 | // | |
643 | // | |
644 | // ------------------------------------------------------------------ | |
645 | // | |
646 | TGeant3* geant3 = (TGeant3*) gMC; | |
647 | Int_t ifield=geant3->Gctmed()->ifield; | |
648 | Float_t fieldm=geant3->Gctmed()->fieldm; | |
649 | ||
650 | if (ifield==3) { | |
651 | Float_t fldcharge = fieldm*CHARGE; | |
652 | ghelx3(fldcharge,STEP,VECT,VOUT); | |
653 | } | |
654 | else if (ifield==2) ghelix(CHARGE,STEP,VECT,VOUT); | |
655 | else grkuta(CHARGE,STEP,VECT,VOUT); | |
656 | } | |
657 | ||
658 | //______________________________________________________________________ | |
659 | void guview(Int_t&, Int_t&, DEFCHARD, Int_t& DEFCHARL) | |
660 | { | |
661 | // | |
662 | // ****************************************************************** | |
663 | // * * | |
664 | // * User routine for interactive version * | |
665 | // * * | |
666 | // * ==>Called by : <GXINT>, GINC1 * | |
667 | // * * | |
668 | // ****************************************************************** | |
669 | // | |
670 | // | |
671 | // ------------------------------------------------------------------ | |
672 | // | |
673 | } | |
674 | ||
675 | //______________________________________________________________________ | |
676 | void gupara() | |
677 | { | |
678 | // | |
679 | // ****************************************************************** | |
680 | // * * | |
681 | // * User routine called every time a particle falls below * | |
682 | // * parametrization threshold. This routine should create * | |
683 | // * the parametrization stack, and, when this is full, * | |
684 | // * parametrize the shower and track the geantinos. * | |
685 | // * * | |
686 | // * ==>Called by : GTRACK * | |
687 | // * * | |
688 | // ****************************************************************** | |
689 | // | |
690 | // | |
691 | // ------------------------------------------------------------------ | |
692 | // | |
693 | } | |
694 | ||
695 | //______________________________________________________________________ | |
696 | Float_t gudtim(Float_t&, Float_t&, Int_t&, Int_t&) | |
697 | { | |
698 | // | |
699 | // ****************************************************************** | |
700 | // * * | |
701 | // * User function called by GCDRIF to return drift time * | |
702 | // * * | |
703 | // * ==>Called by : GCDRIF * | |
704 | // * * | |
705 | // ****************************************************************** | |
706 | // | |
707 | // | |
708 | // ------------------------------------------------------------------ | |
709 | // | |
710 | return 0; | |
711 | } | |
712 | ||
713 | ||
714 | //______________________________________________________________________ | |
715 | Float_t guplsh(Int_t&, Int_t&) | |
716 | { | |
717 | // | |
718 | // ****************************************************************** | |
719 | // * * | |
720 | // * * | |
721 | // * ==>Called by : GLISUR * | |
722 | // * * | |
723 | // ****************************************************************** | |
724 | // | |
725 | // | |
726 | // ------------------------------------------------------------------ | |
727 | // | |
728 | // | |
729 | //*** By default this defines perfect smoothness | |
730 | return 1; | |
731 | } | |
732 | ||
733 | //______________________________________________________________________ | |
734 | void gutrak() | |
735 | { | |
736 | // | |
737 | // ****************************************************************** | |
738 | // * * | |
739 | // * User routine to control tracking of one track * | |
740 | // * * | |
741 | // * ==>Called by : GTREVE * | |
742 | // * * | |
743 | // ****************************************************************** | |
744 | // | |
745 | // | |
746 | // ------------------------------------------------------------------ | |
747 | // | |
65fb704d | 748 | gAlice->PreTrack(); |
d7067e4f | 749 | |
750 | gtrack(); | |
751 | ||
65fb704d | 752 | gAlice->PostTrack(); |
d7067e4f | 753 | } |
754 | ||
755 | //______________________________________________________________________ | |
756 | void gutrev() | |
757 | { | |
758 | // | |
759 | // ****************************************************************** | |
760 | // * * | |
761 | // * User routine to control tracking of one event * | |
762 | // * * | |
763 | // * ==>Called by : GTRIG * | |
764 | // * * | |
765 | // ****************************************************************** | |
766 | // | |
767 | // | |
768 | // ------------------------------------------------------------------ | |
769 | // | |
aee8290b | 770 | gtreveroot(); |
d7067e4f | 771 | } |
772 | ||
773 | ||
774 | //______________________________________________________________________ | |
775 | void gufld(Float_t *x, Float_t *b) | |
776 | { | |
777 | if(gAlice->Field()) { | |
778 | gAlice->Field()->Field(x,b); | |
779 | } else { | |
780 | printf("No mag field defined!\n"); | |
781 | b[0]=b[1]=b[2]=0; | |
782 | } | |
783 | } | |
784 | ||
785 | //______________________________________________________________________ | |
786 | void gustep() | |
787 | { | |
788 | // | |
789 | // ****************************************************************** | |
790 | // * * | |
791 | // * User routine called at the end of each tracking step * | |
792 | // * INWVOL is different from 0 when the track has reached * | |
793 | // * a volume boundary * | |
794 | // * ISTOP is different from 0 if the track has stopped * | |
795 | // * * | |
796 | // * ==>Called by : GTRACK * | |
797 | // * * | |
798 | // ****************************************************************** | |
799 | // | |
800 | ||
801 | ||
802 | TLorentzVector x; | |
803 | Float_t r; | |
804 | Int_t ipp, jk, id, nt; | |
805 | Float_t polar[3]={0,0,0}; | |
806 | Float_t mom[3]; | |
65fb704d | 807 | AliMCProcess pProc; |
dacd0856 | 808 | |
d7067e4f | 809 | |
d7067e4f | 810 | TGeant3* geant3 = (TGeant3*) gMC; |
d7067e4f | 811 | // Stop particle if outside user defined tracking region |
812 | gMC->TrackPosition(x); | |
813 | r=TMath::Sqrt(x[0]*x[0]+x[1]*x[1]); | |
814 | if (r > gAlice->TrackingRmax() || TMath::Abs(x[2]) > gAlice->TrackingZmax()) { | |
815 | gMC->StopTrack(); | |
816 | } | |
5bd6a80e | 817 | |
d7067e4f | 818 | // --- Add new created particles |
819 | if (gMC->NSecondaries() > 0) { | |
27f3d82e | 820 | pProc=gMC->ProdProcess(0); |
d7067e4f | 821 | for (jk = 0; jk < geant3->Gcking()->ngkine; ++jk) { |
822 | ipp = Int_t (geant3->Gcking()->gkin[jk][4]+0.5); | |
823 | // --- Skip neutrinos! | |
824 | if (ipp != 4) { | |
825 | gAlice->SetTrack(1,gAlice->CurrentTrack(),gMC->PDGFromId(ipp), geant3->Gcking()->gkin[jk], | |
65fb704d | 826 | geant3->Gckin3()->gpos[jk], polar,geant3->Gctrak()->tofg, pProc, nt); |
d7067e4f | 827 | } |
828 | } | |
829 | } | |
830 | // Cherenkov photons here | |
831 | if ( geant3->Gckin2()->ngphot ) { | |
832 | for (jk = 0; jk < geant3->Gckin2()->ngphot; ++jk) { | |
833 | mom[0]=geant3->Gckin2()->xphot[jk][3]*geant3->Gckin2()->xphot[jk][6]; | |
834 | mom[1]=geant3->Gckin2()->xphot[jk][4]*geant3->Gckin2()->xphot[jk][6]; | |
835 | mom[2]=geant3->Gckin2()->xphot[jk][5]*geant3->Gckin2()->xphot[jk][6]; | |
836 | gAlice->SetTrack(1, gAlice->CurrentTrack(), gMC->PDGFromId(50), | |
837 | mom, //momentum | |
838 | geant3->Gckin2()->xphot[jk], //position | |
839 | &geant3->Gckin2()->xphot[jk][7], //polarisation | |
840 | geant3->Gckin2()->xphot[jk][10], //time of flight | |
65fb704d | 841 | kPCerenkov, nt); |
d7067e4f | 842 | } |
843 | } | |
844 | // --- Particle leaving the setup ? | |
845 | if (!gMC->IsTrackOut()) | |
846 | if ((id=gAlice->DetFromMate(geant3->Gctmed()->numed)) >= 0) gAlice->StepManager(id); | |
5bd6a80e | 847 | |
848 | // --- Standard GEANT debug routine | |
849 | if(geant3->Gcflag()->idebug) geant3->Gdebug(); | |
d7067e4f | 850 | } |
851 | ||
852 | //______________________________________________________________________ | |
853 | void gukine () | |
854 | { | |
855 | // | |
856 | // ****************************************************************** | |
857 | // * * | |
858 | // * Read or Generates Kinematics for primary tracks * | |
859 | // * * | |
860 | // * ==>Called by : GTRIG * | |
861 | // * * | |
862 | // ****************************************************************** | |
863 | // | |
864 | // | |
865 | // ------------------------------------------------------------------ | |
866 | // | |
867 | gAlice->Generator()->Generate(); | |
868 | } | |
869 | ||
870 | ||
871 | //______________________________________________________________________ | |
872 | void uglast() | |
873 | { | |
874 | // | |
875 | // ****************************************************************** | |
876 | // * * | |
877 | // * User routine called at the end of the run * | |
878 | // * * | |
879 | // * ==>Called by : GRUN * | |
880 | // * * | |
881 | // ****************************************************************** | |
882 | // | |
883 | // | |
884 | } | |
885 | } | |
886 |