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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // // | |
3 | // Control class for Alice C++ // | |
4 | // Only one single instance of this class exists. // | |
5 | // The object is created in main program aliroot // | |
6 | // and is pointed by the global gAlice. // | |
7 | // // | |
8 | // -Supports the list of all Alice Detectors (fModules). // | |
9 | // -Supports the list of particles (fParticles). // | |
10 | // -Supports the Trees. // | |
11 | // -Supports the geometry. // | |
12 | // -Supports the event display. // | |
13 | //Begin_Html | |
14 | /* | |
15 | <img src="picts/AliRunClass.gif"> | |
16 | */ | |
17 | //End_Html | |
18 | //Begin_Html | |
19 | /* | |
20 | <img src="picts/alirun.gif"> | |
21 | */ | |
22 | //End_Html | |
23 | // // | |
24 | /////////////////////////////////////////////////////////////////////////////// | |
25 | ||
26 | #include <TFile.h> | |
27 | #include <TRandom.h> | |
28 | #include <TBRIK.h> | |
29 | #include <TNode.h> | |
30 | #include <TCint.h> | |
31 | #include <TSystem.h> | |
32 | #include <TObjectTable.h> | |
33 | ||
34 | #include "TParticle.h" | |
35 | #include "AliRun.h" | |
36 | #include "AliDisplay.h" | |
37 | ||
38 | #include "AliCallf77.h" | |
39 | ||
40 | #include <stdlib.h> | |
41 | #include <stdio.h> | |
42 | #include <string.h> | |
43 | ||
44 | AliRun *gAlice; | |
45 | ||
46 | static AliHeader *header; | |
47 | ||
48 | #ifndef WIN32 | |
49 | ||
50 | # define rxgtrak rxgtrak_ | |
51 | # define rxstrak rxstrak_ | |
52 | # define rxkeep rxkeep_ | |
53 | # define rxouth rxouth_ | |
54 | #else | |
55 | ||
56 | # define rxgtrak RXGTRAK | |
57 | # define rxstrak RXSTRAK | |
58 | # define rxkeep RXKEEP | |
59 | # define rxouth RXOUTH | |
60 | #endif | |
61 | ||
62 | static TArrayF sEventEnergy; | |
63 | static TArrayF sSummEnergy; | |
64 | static TArrayF sSum2Energy; | |
65 | ||
66 | ClassImp(AliRun) | |
67 | ||
68 | //_____________________________________________________________________________ | |
69 | AliRun::AliRun() | |
70 | { | |
71 | // | |
72 | // Default constructor for AliRun | |
73 | // | |
74 | header=&fHeader; | |
75 | fRun = 0; | |
76 | fEvent = 0; | |
77 | fCurrent = -1; | |
78 | fModules = 0; | |
79 | fGenerator = 0; | |
80 | fTreeD = 0; | |
81 | fTreeK = 0; | |
82 | fTreeH = 0; | |
83 | fTreeE = 0; | |
84 | fTreeR = 0; | |
85 | fParticles = 0; | |
86 | fGeometry = 0; | |
87 | fDisplay = 0; | |
88 | fField = 0; | |
89 | fMC = 0; | |
90 | fNdets = 0; | |
91 | fImedia = 0; | |
92 | fTrRmax = 1.e10; | |
93 | fTrZmax = 1.e10; | |
94 | fInitDone = kFALSE; | |
95 | fLego = 0; | |
96 | fPDGDB = 0; //Particle factory object! | |
97 | } | |
98 | ||
99 | //_____________________________________________________________________________ | |
100 | AliRun::AliRun(const char *name, const char *title) | |
101 | : TNamed(name,title) | |
102 | { | |
103 | // | |
104 | // Constructor for the main processor. | |
105 | // Creates the geometry | |
106 | // Creates the list of Detectors. | |
107 | // Creates the list of particles. | |
108 | // | |
109 | Int_t i; | |
110 | ||
111 | gAlice = this; | |
112 | fTreeD = 0; | |
113 | fTreeK = 0; | |
114 | fTreeH = 0; | |
115 | fTreeE = 0; | |
116 | fTreeR = 0; | |
117 | fTrRmax = 1.e10; | |
118 | fTrZmax = 1.e10; | |
119 | fGenerator = 0; | |
120 | fInitDone = kFALSE; | |
121 | fLego = 0; | |
122 | fField = 0; | |
123 | ||
124 | gROOT->GetListOfBrowsables()->Add(this,name); | |
125 | // | |
126 | // create the support list for the various Detectors | |
127 | fModules = new TObjArray(77); | |
128 | // | |
129 | // Create the TNode geometry for the event display | |
130 | ||
131 | BuildSimpleGeometry(); | |
132 | ||
133 | ||
134 | fNtrack=0; | |
135 | fHgwmk=0; | |
136 | fCurrent=-1; | |
137 | header=&fHeader; | |
138 | fRun = 0; | |
139 | fEvent = 0; | |
140 | // | |
141 | // Create the particle stack | |
142 | fParticles = new TClonesArray("TParticle",100); | |
143 | ||
144 | fDisplay = 0; | |
145 | // | |
146 | // Create default mag field | |
147 | SetField(); | |
148 | // | |
149 | fMC = gMC; | |
150 | // | |
151 | // Prepare the tracking medium lists | |
152 | fImedia = new TArrayI(1000); | |
153 | for(i=0;i<1000;i++) (*fImedia)[i]=-99; | |
154 | // | |
155 | // Make particles | |
156 | fPDGDB = TDatabasePDG::Instance(); //Particle factory object! | |
157 | } | |
158 | ||
159 | //_____________________________________________________________________________ | |
160 | AliRun::~AliRun() | |
161 | { | |
162 | // | |
163 | // Defaullt AliRun destructor | |
164 | // | |
165 | delete fImedia; | |
166 | delete fField; | |
167 | delete fMC; | |
168 | delete fGeometry; | |
169 | delete fDisplay; | |
170 | delete fGenerator; | |
171 | delete fLego; | |
172 | delete fTreeD; | |
173 | delete fTreeK; | |
174 | delete fTreeH; | |
175 | delete fTreeE; | |
176 | delete fTreeR; | |
177 | if (fModules) { | |
178 | fModules->Delete(); | |
179 | delete fModules; | |
180 | } | |
181 | if (fParticles) { | |
182 | fParticles->Delete(); | |
183 | delete fParticles; | |
184 | } | |
185 | } | |
186 | ||
187 | //_____________________________________________________________________________ | |
188 | void AliRun::AddHit(Int_t id, Int_t track, Int_t *vol, Float_t *hits) const | |
189 | { | |
190 | // | |
191 | // Add a hit to detector id | |
192 | // | |
193 | TObjArray &dets = *fModules; | |
194 | if(dets[id]) ((AliModule*) dets[id])->AddHit(track,vol,hits); | |
195 | } | |
196 | ||
197 | //_____________________________________________________________________________ | |
198 | void AliRun::AddDigit(Int_t id, Int_t *tracks, Int_t *digits) const | |
199 | { | |
200 | // | |
201 | // Add digit to detector id | |
202 | // | |
203 | TObjArray &dets = *fModules; | |
204 | if(dets[id]) ((AliModule*) dets[id])->AddDigit(tracks,digits); | |
205 | } | |
206 | ||
207 | //_____________________________________________________________________________ | |
208 | void AliRun::Browse(TBrowser *b) | |
209 | { | |
210 | // | |
211 | // Called when the item "Run" is clicked on the left pane | |
212 | // of the Root browser. | |
213 | // It displays the Root Trees and all detectors. | |
214 | // | |
215 | if (fTreeK) b->Add(fTreeK,fTreeK->GetName()); | |
216 | if (fTreeH) b->Add(fTreeH,fTreeH->GetName()); | |
217 | if (fTreeD) b->Add(fTreeD,fTreeD->GetName()); | |
218 | if (fTreeE) b->Add(fTreeE,fTreeE->GetName()); | |
219 | if (fTreeR) b->Add(fTreeR,fTreeR->GetName()); | |
220 | ||
221 | TIter next(fModules); | |
222 | AliModule *detector; | |
223 | while((detector = (AliModule*)next())) { | |
224 | b->Add(detector,detector->GetName()); | |
225 | } | |
226 | } | |
227 | ||
228 | //_____________________________________________________________________________ | |
229 | void AliRun::Build() | |
230 | { | |
231 | // | |
232 | // Initialize Alice geometry | |
233 | // Dummy routine | |
234 | // | |
235 | } | |
236 | ||
237 | //_____________________________________________________________________________ | |
238 | void AliRun::BuildSimpleGeometry() | |
239 | { | |
240 | // | |
241 | // Create a simple TNode geometry used by Root display engine | |
242 | // | |
243 | // Initialise geometry | |
244 | // | |
245 | fGeometry = new TGeometry("AliceGeom","Galice Geometry for Hits"); | |
246 | new TMaterial("void","Vacuum",0,0,0); //Everything is void | |
247 | TBRIK *brik = new TBRIK("S_alice","alice volume","void",2000,2000,3000); | |
248 | brik->SetVisibility(0); | |
249 | new TNode("alice","alice","S_alice"); | |
250 | } | |
251 | ||
252 | //_____________________________________________________________________________ | |
253 | void AliRun::CleanDetectors() | |
254 | { | |
255 | // | |
256 | // Clean Detectors at the end of event | |
257 | // | |
258 | TIter next(fModules); | |
259 | AliModule *detector; | |
260 | while((detector = (AliModule*)next())) { | |
261 | detector->FinishEvent(); | |
262 | } | |
263 | } | |
264 | ||
265 | //_____________________________________________________________________________ | |
266 | void AliRun::CleanParents() | |
267 | { | |
268 | // | |
269 | // Clean Particles stack. | |
270 | // Set parent/daughter relations | |
271 | // | |
272 | TClonesArray &particles = *(gAlice->Particles()); | |
273 | TParticle *part; | |
274 | int i; | |
275 | for(i=0; i<fNtrack; i++) { | |
276 | part = (TParticle *)particles.UncheckedAt(i); | |
277 | if(!part->TestBit(Daughters_Bit)) { | |
278 | part->SetFirstDaughter(-1); | |
279 | part->SetLastDaughter(-1); | |
280 | } | |
281 | } | |
282 | } | |
283 | ||
284 | //_____________________________________________________________________________ | |
285 | Int_t AliRun::DistancetoPrimitive(Int_t, Int_t) | |
286 | { | |
287 | // | |
288 | // Return the distance from the mouse to the AliRun object | |
289 | // Dummy routine | |
290 | // | |
291 | return 9999; | |
292 | } | |
293 | ||
294 | //_____________________________________________________________________________ | |
295 | void AliRun::DumpPart (Int_t i) | |
296 | { | |
297 | // | |
298 | // Dumps particle i in the stack | |
299 | // | |
300 | TClonesArray &particles = *fParticles; | |
301 | ((TParticle*) particles[i])->Print(); | |
302 | } | |
303 | ||
304 | //_____________________________________________________________________________ | |
305 | void AliRun::DumpPStack () | |
306 | { | |
307 | // | |
308 | // Dumps the particle stack | |
309 | // | |
310 | TClonesArray &particles = *fParticles; | |
311 | printf( | |
312 | "\n\n=======================================================================\n"); | |
313 | for (Int_t i=0;i<fNtrack;i++) | |
314 | { | |
315 | printf("-> %d ",i); ((TParticle*) particles[i])->Print(); | |
316 | printf("--------------------------------------------------------------\n"); | |
317 | } | |
318 | printf( | |
319 | "\n=======================================================================\n\n"); | |
320 | } | |
321 | ||
322 | //_____________________________________________________________________________ | |
323 | void AliRun::SetField(Int_t type, Int_t version, Float_t scale, | |
324 | Float_t maxField, char* filename) | |
325 | { | |
326 | // | |
327 | // Set magnetic field parameters | |
328 | // type Magnetic field transport flag 0=no field, 2=helix, 3=Runge Kutta | |
329 | // version Magnetic field map version (only 1 active now) | |
330 | // scale Scale factor for the magnetic field | |
331 | // maxField Maximum value for the magnetic field | |
332 | ||
333 | // | |
334 | // --- Sanity check on mag field flags | |
335 | if(type<0 || type > 2) { | |
336 | Warning("SetField", | |
337 | "Invalid magnetic field flag: %5d; Helix tracking chosen instead\n" | |
338 | ,type); | |
339 | type=2; | |
340 | } | |
341 | if(fField) delete fField; | |
342 | if(version==1) { | |
343 | fField = new AliMagFC("Map1"," ",type,version,scale,maxField); | |
344 | } else if(version<=3) { | |
345 | fField = new AliMagFCM("Map2-3",filename,type,version,scale,maxField); | |
346 | fField->ReadField(); | |
347 | } else { | |
348 | Warning("SetField","Invalid map %d\n",version); | |
349 | } | |
350 | } | |
351 | ||
352 | //_____________________________________________________________________________ | |
353 | void AliRun::FillTree() | |
354 | { | |
355 | // | |
356 | // Fills all AliRun TTrees | |
357 | // | |
358 | if (fTreeK) fTreeK->Fill(); | |
359 | if (fTreeH) fTreeH->Fill(); | |
360 | if (fTreeD) fTreeD->Fill(); | |
361 | if (fTreeR) fTreeR->Fill(); | |
362 | } | |
363 | ||
364 | //_____________________________________________________________________________ | |
365 | void AliRun::FinishPrimary() | |
366 | { | |
367 | // | |
368 | // Called at the end of each primary track | |
369 | // | |
370 | ||
371 | // static Int_t count=0; | |
372 | // const Int_t times=10; | |
373 | // This primary is finished, purify stack | |
374 | gAlice->PurifyKine(); | |
375 | ||
376 | // Write out hits if any | |
377 | if (gAlice->TreeH()) { | |
378 | gAlice->TreeH()->Fill(); | |
379 | } | |
380 | ||
381 | // Reset Hits info | |
382 | gAlice->ResetHits(); | |
383 | ||
384 | // | |
385 | // if(++count%times==1) gObjectTable->Print(); | |
386 | } | |
387 | ||
388 | //_____________________________________________________________________________ | |
389 | void AliRun::FinishEvent() | |
390 | { | |
391 | // | |
392 | // Called at the end of the event. | |
393 | // | |
394 | ||
395 | //Update the energy deposit tables | |
396 | Int_t i; | |
397 | for(i=0;i<sEventEnergy.GetSize();i++) { | |
398 | sSummEnergy[i]+=sEventEnergy[i]; | |
399 | sSum2Energy[i]+=sEventEnergy[i]*sEventEnergy[i]; | |
400 | } | |
401 | sEventEnergy.Reset(); | |
402 | ||
403 | // Clean detector information | |
404 | CleanDetectors(); | |
405 | ||
406 | // Write out the kinematics | |
407 | if (fTreeK) { | |
408 | CleanParents(); | |
409 | fTreeK->Fill(); | |
410 | } | |
411 | ||
412 | // Write out the digits | |
413 | if (fTreeD) { | |
414 | fTreeD->Fill(); | |
415 | ResetDigits(); | |
416 | } | |
417 | ||
418 | // Write out reconstructed clusters | |
419 | if (fTreeR) { | |
420 | fTreeR->Fill(); | |
421 | } | |
422 | ||
423 | // Write out the event Header information | |
424 | if (fTreeE) fTreeE->Fill(); | |
425 | ||
426 | // Reset stack info | |
427 | ResetStack(); | |
428 | ||
429 | // Write Tree headers | |
430 | // Int_t ievent = fHeader.GetEvent(); | |
431 | // char hname[30]; | |
432 | // sprintf(hname,"TreeK%d",ievent); | |
433 | if (fTreeK) fTreeK->Write(); | |
434 | // sprintf(hname,"TreeH%d",ievent); | |
435 | if (fTreeH) fTreeH->Write(); | |
436 | // sprintf(hname,"TreeD%d",ievent); | |
437 | if (fTreeD) fTreeD->Write(); | |
438 | // sprintf(hname,"TreeR%d",ievent); | |
439 | if (fTreeR) fTreeR->Write(); | |
440 | } | |
441 | ||
442 | //_____________________________________________________________________________ | |
443 | void AliRun::FinishRun() | |
444 | { | |
445 | // | |
446 | // Called at the end of the run. | |
447 | // | |
448 | ||
449 | // Clean detector information | |
450 | TIter next(fModules); | |
451 | AliModule *detector; | |
452 | while((detector = (AliModule*)next())) { | |
453 | detector->FinishRun(); | |
454 | } | |
455 | ||
456 | //Output energy summary tables | |
457 | EnergySummary(); | |
458 | ||
459 | // file is retrieved from whatever tree | |
460 | TFile *File = 0; | |
461 | if (fTreeK) File = fTreeK->GetCurrentFile(); | |
462 | if ((!File) && (fTreeH)) File = fTreeH->GetCurrentFile(); | |
463 | if ((!File) && (fTreeD)) File = fTreeD->GetCurrentFile(); | |
464 | if ((!File) && (fTreeE)) File = fTreeE->GetCurrentFile(); | |
465 | if( NULL==File ) { | |
466 | Error("FinishRun","There isn't root file!"); | |
467 | exit(1); | |
468 | } | |
469 | File->cd(); | |
470 | fTreeE->Write(); | |
471 | ||
472 | // Clean tree information | |
473 | delete fTreeK; fTreeK = 0; | |
474 | delete fTreeH; fTreeH = 0; | |
475 | delete fTreeD; fTreeD = 0; | |
476 | delete fTreeR; fTreeR = 0; | |
477 | delete fTreeE; fTreeE = 0; | |
478 | ||
479 | // Write AliRun info and all detectors parameters | |
480 | Write(); | |
481 | ||
482 | // Close output file | |
483 | File->Write(); | |
484 | File->Close(); | |
485 | } | |
486 | ||
487 | //_____________________________________________________________________________ | |
488 | void AliRun::FlagTrack(Int_t track) | |
489 | { | |
490 | // | |
491 | // Flags a track and all its family tree to be kept | |
492 | // | |
493 | int curr; | |
494 | TParticle *particle; | |
495 | ||
496 | curr=track; | |
497 | while(1) { | |
498 | particle=(TParticle*)fParticles->UncheckedAt(curr); | |
499 | ||
500 | // If the particle is flagged the three from here upward is saved already | |
501 | if(particle->TestBit(Keep_Bit)) return; | |
502 | ||
503 | // Save this particle | |
504 | particle->SetBit(Keep_Bit); | |
505 | ||
506 | // Move to father if any | |
507 | if((curr=particle->GetFirstMother())==-1) return; | |
508 | } | |
509 | } | |
510 | ||
511 | //_____________________________________________________________________________ | |
512 | void AliRun::EnergySummary() | |
513 | { | |
514 | // | |
515 | // Print summary of deposited energy | |
516 | // | |
517 | ||
518 | Int_t ndep=0; | |
519 | Float_t edtot=0; | |
520 | Float_t ed, ed2; | |
521 | Int_t kn, i, left, j, id; | |
522 | const Float_t zero=0; | |
523 | Int_t ievent=fHeader.GetEvent()+1; | |
524 | // | |
525 | // Energy loss information | |
526 | if(ievent) { | |
527 | printf("***************** Energy Loss Information per event (GEV) *****************\n"); | |
528 | for(kn=1;kn<sEventEnergy.GetSize();kn++) { | |
529 | ed=sSummEnergy[kn]; | |
530 | if(ed>0) { | |
531 | sEventEnergy[ndep]=kn; | |
532 | if(ievent>1) { | |
533 | ed=ed/ievent; | |
534 | ed2=sSum2Energy[kn]; | |
535 | ed2=ed2/ievent; | |
536 | ed2=100*TMath::Sqrt(TMath::Max(ed2-ed*ed,zero))/ed; | |
537 | } else | |
538 | ed2=99; | |
539 | sSummEnergy[ndep]=ed; | |
540 | sSum2Energy[ndep]=TMath::Min((Float_t) 99.,TMath::Max(ed2,zero)); | |
541 | edtot+=ed; | |
542 | ndep++; | |
543 | } | |
544 | } | |
545 | for(kn=0;kn<(ndep-1)/3+1;kn++) { | |
546 | left=ndep-kn*3; | |
547 | for(i=0;i<(3<left?3:left);i++) { | |
548 | j=kn*3+i; | |
549 | id=Int_t (sEventEnergy[j]+0.1); | |
550 | printf(" %s %10.3f +- %10.3f%%;",gMC->VolName(id),sSummEnergy[j],sSum2Energy[j]); | |
551 | } | |
552 | printf("\n"); | |
553 | } | |
554 | // | |
555 | // Relative energy loss in different detectors | |
556 | printf("******************** Relative Energy Loss per event ********************\n"); | |
557 | printf("Total energy loss per event %10.3f GeV\n",edtot); | |
558 | for(kn=0;kn<(ndep-1)/5+1;kn++) { | |
559 | left=ndep-kn*5; | |
560 | for(i=0;i<(5<left?5:left);i++) { | |
561 | j=kn*5+i; | |
562 | id=Int_t (sEventEnergy[j]+0.1); | |
563 | printf(" %s %10.3f%%;",gMC->VolName(id),100*sSummEnergy[j]/edtot); | |
564 | } | |
565 | printf("\n"); | |
566 | } | |
567 | for(kn=0;kn<75;kn++) printf("*"); | |
568 | printf("\n"); | |
569 | } | |
570 | // | |
571 | // Reset the TArray's | |
572 | sEventEnergy.Set(0); | |
573 | sSummEnergy.Set(0); | |
574 | sSum2Energy.Set(0); | |
575 | } | |
576 | ||
577 | //_____________________________________________________________________________ | |
578 | AliModule *AliRun::GetModule(const char *name) | |
579 | { | |
580 | // | |
581 | // Return pointer to detector from name | |
582 | // | |
583 | return (AliModule*)fModules->FindObject(name); | |
584 | } | |
585 | ||
586 | //_____________________________________________________________________________ | |
587 | AliDetector *AliRun::GetDetector(const char *name) | |
588 | { | |
589 | // | |
590 | // Return pointer to detector from name | |
591 | // | |
592 | return (AliDetector*)fModules->FindObject(name); | |
593 | } | |
594 | ||
595 | //_____________________________________________________________________________ | |
596 | Int_t AliRun::GetModuleID(const char *name) | |
597 | { | |
598 | // | |
599 | // Return galice internal detector identifier from name | |
600 | // | |
601 | Int_t i=-1; | |
602 | TObject *mod=fModules->FindObject(name); | |
603 | if(mod) i=fModules->IndexOf(mod); | |
604 | return i; | |
605 | } | |
606 | ||
607 | //_____________________________________________________________________________ | |
608 | Int_t AliRun::GetEvent(Int_t event) | |
609 | { | |
610 | // | |
611 | // Connect the Trees Kinematics and Hits for event # event | |
612 | // Set branch addresses | |
613 | // | |
614 | ||
615 | // Reset existing structures | |
616 | ResetStack(); | |
617 | ResetHits(); | |
618 | ResetDigits(); | |
619 | ||
620 | // Delete Trees already connected | |
621 | if (fTreeK) delete fTreeK; | |
622 | if (fTreeH) delete fTreeH; | |
623 | if (fTreeD) delete fTreeD; | |
624 | if (fTreeR) delete fTreeR; | |
625 | ||
626 | // Get header from file | |
627 | if(fTreeE) fTreeE->GetEntry(event); | |
628 | else Error("GetEvent","Cannot file Header Tree\n"); | |
629 | ||
630 | // Get Kine Tree from file | |
631 | char treeName[20]; | |
632 | sprintf(treeName,"TreeK%d",event); | |
633 | fTreeK = (TTree*)gDirectory->Get(treeName); | |
634 | if (fTreeK) fTreeK->SetBranchAddress("Particles", &fParticles); | |
635 | else Error("GetEvent","cannot find Kine Tree for event:%d\n",event); | |
636 | ||
637 | // Get Hits Tree header from file | |
638 | sprintf(treeName,"TreeH%d",event); | |
639 | fTreeH = (TTree*)gDirectory->Get(treeName); | |
640 | if (!fTreeH) { | |
641 | Error("GetEvent","cannot find Hits Tree for event:%d\n",event); | |
642 | } | |
643 | ||
644 | // Get Digits Tree header from file | |
645 | sprintf(treeName,"TreeD%d",event); | |
646 | fTreeD = (TTree*)gDirectory->Get(treeName); | |
647 | if (!fTreeD) { | |
648 | Warning("GetEvent","cannot find Digits Tree for event:%d\n",event); | |
649 | } | |
650 | ||
651 | ||
652 | // Get Reconstruct Tree header from file | |
653 | sprintf(treeName,"TreeR%d",event); | |
654 | fTreeR = (TTree*)gDirectory->Get(treeName); | |
655 | if (!fTreeR) { | |
656 | // printf("WARNING: cannot find Reconstructed Tree for event:%d\n",event); | |
657 | } | |
658 | ||
659 | // Set Trees branch addresses | |
660 | TIter next(fModules); | |
661 | AliModule *detector; | |
662 | while((detector = (AliModule*)next())) { | |
663 | detector->SetTreeAddress(); | |
664 | } | |
665 | ||
666 | if (fTreeK) fTreeK->GetEvent(0); | |
667 | fNtrack = Int_t (fParticles->GetEntries()); | |
668 | return fNtrack; | |
669 | } | |
670 | ||
671 | //_____________________________________________________________________________ | |
672 | TGeometry *AliRun::GetGeometry() | |
673 | { | |
674 | // | |
675 | // Import Alice geometry from current file | |
676 | // Return pointer to geometry object | |
677 | // | |
678 | if (!fGeometry) fGeometry = (TGeometry*)gDirectory->Get("AliceGeom"); | |
679 | // | |
680 | // Unlink and relink nodes in detectors | |
681 | // This is bad and there must be a better way... | |
682 | // | |
683 | ||
684 | TIter next(fModules); | |
685 | AliModule *detector; | |
686 | while((detector = (AliModule*)next())) { | |
687 | detector->SetTreeAddress(); | |
688 | TList *dnodes=detector->Nodes(); | |
689 | Int_t j; | |
690 | TNode *node, *node1; | |
691 | for ( j=0; j<dnodes->GetSize(); j++) { | |
692 | node = (TNode*) dnodes->At(j); | |
693 | node1 = fGeometry->GetNode(node->GetName()); | |
694 | dnodes->Remove(node); | |
695 | dnodes->AddAt(node1,j); | |
696 | } | |
697 | } | |
698 | return fGeometry; | |
699 | } | |
700 | ||
701 | //_____________________________________________________________________________ | |
702 | void AliRun::GetNextTrack(Int_t &mtrack, Int_t &ipart, Float_t *pmom, | |
703 | Float_t &e, Float_t *vpos, Float_t *polar, | |
704 | Float_t &tof) | |
705 | { | |
706 | // | |
707 | // Return next track from stack of particles | |
708 | // | |
709 | TVector3 pol; | |
710 | fCurrent=-1; | |
711 | TParticle *track; | |
712 | for(Int_t i=fNtrack-1; i>=0; i--) { | |
713 | track=(TParticle*) fParticles->UncheckedAt(i); | |
714 | if(!track->TestBit(Done_Bit)) { | |
715 | // | |
716 | // The track has not yet been processed | |
717 | fCurrent=i; | |
718 | ipart=track->GetPdgCode(); | |
719 | pmom[0]=track->Px(); | |
720 | pmom[1]=track->Py(); | |
721 | pmom[2]=track->Pz(); | |
722 | e =track->Energy(); | |
723 | vpos[0]=track->Vx(); | |
724 | vpos[1]=track->Vy(); | |
725 | vpos[2]=track->Vz(); | |
726 | track->GetPolarisation(pol); | |
727 | polar[0]=pol.X(); | |
728 | polar[1]=pol.Y(); | |
729 | polar[2]=pol.Z(); | |
730 | tof=track->T(); | |
731 | track->SetBit(Done_Bit); | |
732 | break; | |
733 | } | |
734 | } | |
735 | mtrack=fCurrent; | |
736 | // | |
737 | // stop and start timer when we start a primary track | |
738 | Int_t nprimaries = fHeader.GetNprimary(); | |
739 | if (fCurrent >= nprimaries) return; | |
740 | if (fCurrent < nprimaries-1) { | |
741 | fTimer.Stop(); | |
742 | track=(TParticle*) fParticles->UncheckedAt(fCurrent+1); | |
743 | // track->SetProcessTime(fTimer.CpuTime()); | |
744 | } | |
745 | fTimer.Start(); | |
746 | } | |
747 | ||
748 | //_____________________________________________________________________________ | |
749 | Int_t AliRun::GetPrimary(Int_t track) | |
750 | { | |
751 | // | |
752 | // return number of primary that has generated track | |
753 | // | |
754 | int current, parent; | |
755 | TParticle *part; | |
756 | // | |
757 | parent=track; | |
758 | while (1) { | |
759 | current=parent; | |
760 | part = (TParticle *)fParticles->UncheckedAt(current); | |
761 | parent=part->GetFirstMother(); | |
762 | if(parent<0) return current; | |
763 | } | |
764 | } | |
765 | ||
766 | //_____________________________________________________________________________ | |
767 | void AliRun::Init(const char *setup) | |
768 | { | |
769 | // | |
770 | // Initialize the Alice setup | |
771 | // | |
772 | ||
773 | gROOT->LoadMacro(setup); | |
774 | gInterpreter->ProcessLine("Config();"); | |
775 | ||
776 | gMC->DefineParticles(); //Create standard MC particles | |
777 | ||
778 | TObject *objfirst, *objlast; | |
779 | ||
780 | fNdets = fModules->GetLast()+1; | |
781 | ||
782 | // | |
783 | //=================Create Materials, geometry, histograms, etc | |
784 | TIter next(fModules); | |
785 | AliModule *detector; | |
786 | while((detector = (AliModule*)next())) { | |
787 | detector->SetTreeAddress(); | |
788 | objlast = gDirectory->GetList()->Last(); | |
789 | ||
790 | // Initialise detector materials, geometry, histograms,etc | |
791 | detector->CreateMaterials(); | |
792 | detector->CreateGeometry(); | |
793 | detector->BuildGeometry(); | |
794 | detector->Init(); | |
795 | ||
796 | // Add Detector histograms in Detector list of histograms | |
797 | if (objlast) objfirst = gDirectory->GetList()->After(objlast); | |
798 | else objfirst = gDirectory->GetList()->First(); | |
799 | while (objfirst) { | |
800 | detector->Histograms()->Add(objfirst); | |
801 | objfirst = gDirectory->GetList()->After(objfirst); | |
802 | } | |
803 | } | |
804 | SetTransPar(); //Read the cuts for all materials | |
805 | ||
806 | MediaTable(); //Build the special IMEDIA table | |
807 | ||
808 | //Close the geometry structure | |
809 | gMC->Ggclos(); | |
810 | ||
811 | //Initialise geometry deposition table | |
812 | sEventEnergy.Set(gMC->NofVolumes()+1); | |
813 | sSummEnergy.Set(gMC->NofVolumes()+1); | |
814 | sSum2Energy.Set(gMC->NofVolumes()+1); | |
815 | ||
816 | //Create the color table | |
817 | gMC->SetColors(); | |
818 | ||
819 | //Compute cross-sections | |
820 | gMC->Gphysi(); | |
821 | ||
822 | //Write Geometry object to current file. | |
823 | fGeometry->Write(); | |
824 | ||
825 | fInitDone = kTRUE; | |
826 | } | |
827 | ||
828 | //_____________________________________________________________________________ | |
829 | void AliRun::MediaTable() | |
830 | { | |
831 | // | |
832 | // Built media table to get from the media number to | |
833 | // the detector id | |
834 | // | |
835 | Int_t kz, nz, idt, lz, i, k, ind; | |
836 | // Int_t ibeg; | |
837 | TObjArray &dets = *gAlice->Detectors(); | |
838 | AliModule *det; | |
839 | // | |
840 | // For all detectors | |
841 | for (kz=0;kz<fNdets;kz++) { | |
842 | // If detector is defined | |
843 | if((det=(AliModule*) dets[kz])) { | |
844 | TArrayI &idtmed = *(det->GetIdtmed()); | |
845 | for(nz=0;nz<100;nz++) { | |
846 | // Find max and min material number | |
847 | if((idt=idtmed[nz])) { | |
848 | det->LoMedium() = det->LoMedium() < idt ? det->LoMedium() : idt; | |
849 | det->HiMedium() = det->HiMedium() > idt ? det->HiMedium() : idt; | |
850 | } | |
851 | } | |
852 | if(det->LoMedium() > det->HiMedium()) { | |
853 | det->LoMedium() = 0; | |
854 | det->HiMedium() = 0; | |
855 | } else { | |
856 | if(det->HiMedium() > fImedia->GetSize()) { | |
857 | Error("MediaTable","Increase fImedia from %d to %d", | |
858 | fImedia->GetSize(),det->HiMedium()); | |
859 | return; | |
860 | } | |
861 | // Tag all materials in rage as belonging to detector kz | |
862 | for(lz=det->LoMedium(); lz<= det->HiMedium(); lz++) { | |
863 | (*fImedia)[lz]=kz; | |
864 | } | |
865 | } | |
866 | } | |
867 | } | |
868 | // | |
869 | // Print summary table | |
870 | printf(" Traking media ranges:\n"); | |
871 | for(i=0;i<(fNdets-1)/6+1;i++) { | |
872 | for(k=0;k< (6<fNdets-i*6?6:fNdets-i*6);k++) { | |
873 | ind=i*6+k; | |
874 | det=(AliModule*)dets[ind]; | |
875 | if(det) | |
876 | printf(" %6s: %3d -> %3d;",det->GetName(),det->LoMedium(), | |
877 | det->HiMedium()); | |
878 | else | |
879 | printf(" %6s: %3d -> %3d;","NULL",0,0); | |
880 | } | |
881 | printf("\n"); | |
882 | } | |
883 | } | |
884 | ||
885 | //____________________________________________________________________________ | |
886 | void AliRun::SetGenerator(AliGenerator *generator) | |
887 | { | |
888 | // | |
889 | // Load the event generator | |
890 | // | |
891 | if(!fGenerator) fGenerator = generator; | |
892 | } | |
893 | ||
894 | //____________________________________________________________________________ | |
895 | void AliRun::SetTransPar(char* filename) | |
896 | { | |
897 | // | |
898 | // Read filename to set the transport parameters | |
899 | // | |
900 | ||
901 | ||
902 | const Int_t ncuts=10; | |
903 | const Int_t nflags=11; | |
904 | const Int_t npars=ncuts+nflags; | |
905 | const char pars[npars][7] = {"CUTGAM" ,"CUTELE","CUTNEU","CUTHAD","CUTMUO", | |
906 | "BCUTE","BCUTM","DCUTE","DCUTM","PPCUTM","ANNI", | |
907 | "BREM","COMP","DCAY","DRAY","HADR","LOSS", | |
908 | "MULS","PAIR","PHOT","RAYL"}; | |
909 | char line[256]; | |
910 | char detName[7]; | |
911 | char* filtmp; | |
912 | Float_t cut[ncuts]; | |
913 | Int_t flag[nflags]; | |
914 | Int_t i, itmed, iret, ktmed, kz; | |
915 | FILE *lun; | |
916 | // | |
917 | // See whether the file is there | |
918 | filtmp=gSystem->ExpandPathName(filename); | |
919 | lun=fopen(filtmp,"r"); | |
920 | delete [] filtmp; | |
921 | if(!lun) { | |
922 | Warning("SetTransPar","File %s does not exist!\n",filename); | |
923 | return; | |
924 | } | |
925 | // | |
926 | printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n"); | |
927 | printf(" *%59s\n","*"); | |
928 | printf(" * Please check carefully what you are doing!%10s\n","*"); | |
929 | printf(" *%59s\n","*"); | |
930 | // | |
931 | while(1) { | |
932 | // Initialise cuts and flags | |
933 | for(i=0;i<ncuts;i++) cut[i]=-99; | |
934 | for(i=0;i<nflags;i++) flag[i]=-99; | |
935 | itmed=0; | |
936 | for(i=0;i<256;i++) line[i]='\0'; | |
937 | // Read up to the end of line excluded | |
938 | iret=fscanf(lun,"%[^\n]",line); | |
939 | if(iret<0) { | |
940 | //End of file | |
941 | fclose(lun); | |
942 | printf(" *%59s\n","*"); | |
943 | printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n"); | |
944 | return; | |
945 | } | |
946 | // Read the end of line | |
947 | fscanf(lun,"%*c"); | |
948 | if(!iret) continue; | |
949 | if(line[0]=='*') continue; | |
950 | // Read the numbers | |
951 | iret=sscanf(line,"%s %d %f %f %f %f %f %f %f %f %f %f %d %d %d %d %d %d %d %d %d %d %d", | |
952 | detName,&itmed,&cut[0],&cut[1],&cut[2],&cut[3],&cut[4],&cut[5],&cut[6],&cut[7],&cut[8], | |
953 | &cut[9],&flag[0],&flag[1],&flag[2],&flag[3],&flag[4],&flag[5],&flag[6],&flag[7], | |
954 | &flag[8],&flag[9],&flag[10]); | |
955 | if(!iret) continue; | |
956 | if(iret<0) { | |
957 | //reading error | |
958 | Warning("SetTransPar","Error reading file %s\n",filename); | |
959 | continue; | |
960 | } | |
961 | // Check that the module exist | |
962 | AliModule *mod = GetModule(detName); | |
963 | if(mod) { | |
964 | // Get the array of media numbers | |
965 | TArrayI &idtmed = *mod->GetIdtmed(); | |
966 | // Check that the tracking medium code is valid | |
967 | if(0<=itmed && itmed < 100) { | |
968 | ktmed=idtmed[itmed]; | |
969 | if(!ktmed) { | |
970 | Warning("SetTransPar","Invalid tracking medium code %d for %s\n",itmed,mod->GetName()); | |
971 | continue; | |
972 | } | |
973 | // Set energy thresholds | |
974 | for(kz=0;kz<ncuts;kz++) { | |
975 | if(cut[kz]>=0) { | |
976 | printf(" * %-6s set to %10.3E for tracking medium code %4d for %s\n", | |
977 | pars[kz],cut[kz],itmed,mod->GetName()); | |
978 | gMC->Gstpar(ktmed,pars[kz],cut[kz]); | |
979 | } | |
980 | } | |
981 | // Set transport mechanisms | |
982 | for(kz=0;kz<nflags;kz++) { | |
983 | if(flag[kz]>=0) { | |
984 | printf(" * %-6s set to %10d for tracking medium code %4d for %s\n", | |
985 | pars[ncuts+kz],flag[kz],itmed,mod->GetName()); | |
986 | gMC->Gstpar(ktmed,pars[ncuts+kz],Float_t(flag[kz])); | |
987 | } | |
988 | } | |
989 | } else { | |
990 | Warning("SetTransPar","Invalid medium code %d *\n",itmed); | |
991 | continue; | |
992 | } | |
993 | } else { | |
994 | Warning("SetTransPar","Module %s not present\n",detName); | |
995 | continue; | |
996 | } | |
997 | } | |
998 | } | |
999 | ||
1000 | //_____________________________________________________________________________ | |
1001 | void AliRun::MakeTree(Option_t *option) | |
1002 | { | |
1003 | // | |
1004 | // Create the ROOT trees | |
1005 | // Loop on all detectors to create the Root branch (if any) | |
1006 | // | |
1007 | ||
1008 | // | |
1009 | // Analyse options | |
1010 | char *K = strstr(option,"K"); | |
1011 | char *H = strstr(option,"H"); | |
1012 | char *E = strstr(option,"E"); | |
1013 | char *D = strstr(option,"D"); | |
1014 | char *R = strstr(option,"R"); | |
1015 | // | |
1016 | if (K && !fTreeK) fTreeK = new TTree("TreeK0","Kinematics"); | |
1017 | if (H && !fTreeH) fTreeH = new TTree("TreeH0","Hits"); | |
1018 | if (D && !fTreeD) fTreeD = new TTree("TreeD0","Digits"); | |
1019 | if (E && !fTreeE) fTreeE = new TTree("TE","Header"); | |
1020 | if (R && !fTreeR) fTreeR = new TTree("TreeR0","Reconstruction"); | |
1021 | if (fTreeH) fTreeH->SetAutoSave(1000000000); //no autosave | |
1022 | // | |
1023 | // Create a branch for hits/digits for each detector | |
1024 | // Each branch is a TClonesArray. Each data member of the Hits classes | |
1025 | // will be in turn a subbranch of the detector master branch | |
1026 | TIter next(fModules); | |
1027 | AliModule *detector; | |
1028 | while((detector = (AliModule*)next())) { | |
1029 | if (H || D || R) detector->MakeBranch(option); | |
1030 | } | |
1031 | // Create a branch for particles | |
1032 | if (fTreeK && K) fTreeK->Branch("Particles",&fParticles,4000); | |
1033 | ||
1034 | // Create a branch for Header | |
1035 | if (fTreeE && E) fTreeE->Branch("Header","AliHeader",&header,4000); | |
1036 | } | |
1037 | ||
1038 | //_____________________________________________________________________________ | |
1039 | Int_t AliRun::PurifyKine(Int_t lastSavedTrack, Int_t nofTracks) | |
1040 | { | |
1041 | // | |
1042 | // PurifyKine with external parameters | |
1043 | // | |
1044 | fHgwmk = lastSavedTrack; | |
1045 | fNtrack = nofTracks; | |
1046 | PurifyKine(); | |
1047 | return fHgwmk; | |
1048 | } | |
1049 | ||
1050 | //_____________________________________________________________________________ | |
1051 | void AliRun::PurifyKine() | |
1052 | { | |
1053 | // | |
1054 | // Compress kinematic tree keeping only flagged particles | |
1055 | // and renaming the particle id's in all the hits | |
1056 | // | |
1057 | TClonesArray &particles = *fParticles; | |
1058 | int nkeep=fHgwmk+1, parent, i; | |
1059 | TParticle *part, *partnew, *father; | |
1060 | AliHit *OneHit; | |
1061 | int *map = new int[particles.GetEntries()]; | |
1062 | ||
1063 | // Save in Header total number of tracks before compression | |
1064 | fHeader.SetNtrack(fHeader.GetNtrack()+fNtrack-fHgwmk); | |
1065 | ||
1066 | // Preset map, to be removed later | |
1067 | for(i=0; i<fNtrack; i++) { | |
1068 | if(i<=fHgwmk) map[i]=i ; else map[i] = -99 ;} | |
1069 | // Second pass, build map between old and new numbering | |
1070 | for(i=fHgwmk+1; i<fNtrack; i++) { | |
1071 | part = (TParticle *)particles.UncheckedAt(i); | |
1072 | if(part->TestBit(Keep_Bit)) { | |
1073 | ||
1074 | // This particle has to be kept | |
1075 | map[i]=nkeep; | |
1076 | if(i!=nkeep) { | |
1077 | ||
1078 | // Old and new are different, have to copy | |
1079 | partnew = (TParticle *)particles.UncheckedAt(nkeep); | |
1080 | *partnew = *part; | |
1081 | } else partnew = part; | |
1082 | ||
1083 | // as the parent is always *before*, it must be already | |
1084 | // in place. This is what we are checking anyway! | |
1085 | if((parent=partnew->GetFirstMother())>fHgwmk) { | |
1086 | if(map[parent]==-99) printf("map[%d] = -99!\n",parent); | |
1087 | partnew->SetFirstMother(map[parent]); | |
1088 | } | |
1089 | nkeep++; | |
1090 | } | |
1091 | } | |
1092 | fNtrack=nkeep; | |
1093 | ||
1094 | // Fix daughters information | |
1095 | for (i=fHgwmk+1; i<fNtrack; i++) { | |
1096 | part = (TParticle *)particles.UncheckedAt(i); | |
1097 | parent = part->GetFirstMother(); | |
1098 | father = (TParticle *)particles.UncheckedAt(parent); | |
1099 | if(father->TestBit(Daughters_Bit)) { | |
1100 | ||
1101 | if(i<father->GetFirstDaughter()) father->SetFirstDaughter(i); | |
1102 | if(i>father->GetLastDaughter()) father->SetLastDaughter(i); | |
1103 | } else { | |
1104 | // Iitialise daughters info for first pass | |
1105 | father->SetFirstDaughter(i); | |
1106 | father->SetLastDaughter(i); | |
1107 | father->SetBit(Daughters_Bit); | |
1108 | } | |
1109 | } | |
1110 | ||
1111 | // Now loop on all detectors and reset the hits | |
1112 | TIter next(fModules); | |
1113 | AliModule *detector; | |
1114 | while((detector = (AliModule*)next())) { | |
1115 | if (!detector->Hits()) continue; | |
1116 | TClonesArray &vHits=*(detector->Hits()); | |
1117 | if(vHits.GetEntries() != detector->GetNhits()) | |
1118 | printf("vHits.GetEntries()!=detector->GetNhits(): %d != %d\n", | |
1119 | vHits.GetEntries(),detector->GetNhits()); | |
1120 | for (i=0; i<detector->GetNhits(); i++) { | |
1121 | OneHit = (AliHit *)vHits.UncheckedAt(i); | |
1122 | OneHit->SetTrack(map[OneHit->GetTrack()]); | |
1123 | } | |
1124 | } | |
1125 | ||
1126 | fHgwmk=nkeep-1; | |
1127 | particles.SetLast(fHgwmk); | |
1128 | delete [] map; | |
1129 | } | |
1130 | ||
1131 | //_____________________________________________________________________________ | |
1132 | void AliRun::Reset(Int_t run, Int_t idevent) | |
1133 | { | |
1134 | // | |
1135 | // Reset all Detectors & kinematics & trees | |
1136 | // | |
1137 | char hname[30]; | |
1138 | // | |
1139 | ResetStack(); | |
1140 | ResetHits(); | |
1141 | ResetDigits(); | |
1142 | ||
1143 | // Initialise event header | |
1144 | fHeader.Reset(run,idevent); | |
1145 | ||
1146 | if(fTreeK) { | |
1147 | fTreeK->Reset(); | |
1148 | sprintf(hname,"TreeK%d",idevent); | |
1149 | fTreeK->SetName(hname); | |
1150 | } | |
1151 | if(fTreeH) { | |
1152 | fTreeH->Reset(); | |
1153 | sprintf(hname,"TreeH%d",idevent); | |
1154 | fTreeH->SetName(hname); | |
1155 | } | |
1156 | if(fTreeD) { | |
1157 | fTreeD->Reset(); | |
1158 | sprintf(hname,"TreeD%d",idevent); | |
1159 | fTreeD->SetName(hname); | |
1160 | } | |
1161 | if(fTreeR) { | |
1162 | fTreeR->Reset(); | |
1163 | sprintf(hname,"TreeR%d",idevent); | |
1164 | fTreeR->SetName(hname); | |
1165 | } | |
1166 | } | |
1167 | ||
1168 | //_____________________________________________________________________________ | |
1169 | void AliRun::ResetDigits() | |
1170 | { | |
1171 | // | |
1172 | // Reset all Detectors digits | |
1173 | // | |
1174 | TIter next(fModules); | |
1175 | AliModule *detector; | |
1176 | while((detector = (AliModule*)next())) { | |
1177 | detector->ResetDigits(); | |
1178 | } | |
1179 | } | |
1180 | ||
1181 | //_____________________________________________________________________________ | |
1182 | void AliRun::ResetHits() | |
1183 | { | |
1184 | // | |
1185 | // Reset all Detectors hits | |
1186 | // | |
1187 | TIter next(fModules); | |
1188 | AliModule *detector; | |
1189 | while((detector = (AliModule*)next())) { | |
1190 | detector->ResetHits(); | |
1191 | } | |
1192 | } | |
1193 | ||
1194 | //_____________________________________________________________________________ | |
1195 | void AliRun::ResetPoints() | |
1196 | { | |
1197 | // | |
1198 | // Reset all Detectors points | |
1199 | // | |
1200 | TIter next(fModules); | |
1201 | AliModule *detector; | |
1202 | while((detector = (AliModule*)next())) { | |
1203 | detector->ResetPoints(); | |
1204 | } | |
1205 | } | |
1206 | ||
1207 | //_____________________________________________________________________________ | |
1208 | void AliRun::Run(Int_t nevent, const char *setup) | |
1209 | { | |
1210 | // | |
1211 | // Main function to be called to process a galice run | |
1212 | // example | |
1213 | // Root > gAlice.Run(); | |
1214 | // a positive number of events will cause the finish routine | |
1215 | // to be called | |
1216 | // | |
1217 | ||
1218 | Int_t i, todo; | |
1219 | // check if initialisation has been done | |
1220 | if (!fInitDone) Init(setup); | |
1221 | ||
1222 | // Create the Root Tree with one branch per detector | |
1223 | if(!fEvent) { | |
1224 | gAlice->MakeTree("KHDER"); | |
1225 | } | |
1226 | ||
1227 | todo = TMath::Abs(nevent); | |
1228 | for (i=0; i<todo; i++) { | |
1229 | // Process one run (one run = one event) | |
1230 | gAlice->Reset(fRun, fEvent); | |
1231 | gMC->Gtrigi(); | |
1232 | gMC->Gtrigc(); | |
1233 | gMC->Gtrig(); | |
1234 | gAlice->FinishEvent(); | |
1235 | fEvent++; | |
1236 | } | |
1237 | ||
1238 | // End of this run, close files | |
1239 | if(nevent>0) gAlice->FinishRun(); | |
1240 | } | |
1241 | ||
1242 | //_____________________________________________________________________________ | |
1243 | void AliRun::RunLego(const char *setup,Int_t ntheta,Float_t themin, | |
1244 | Float_t themax,Int_t nphi,Float_t phimin,Float_t phimax, | |
1245 | Float_t rmin,Float_t rmax,Float_t zmax) | |
1246 | { | |
1247 | // | |
1248 | // Generates lego plots of: | |
1249 | // - radiation length map phi vs theta | |
1250 | // - radiation length map phi vs eta | |
1251 | // - interaction length map | |
1252 | // - g/cm2 length map | |
1253 | // | |
1254 | // ntheta bins in theta, eta | |
1255 | // themin minimum angle in theta (degrees) | |
1256 | // themax maximum angle in theta (degrees) | |
1257 | // nphi bins in phi | |
1258 | // phimin minimum angle in phi (degrees) | |
1259 | // phimax maximum angle in phi (degrees) | |
1260 | // rmin minimum radius | |
1261 | // rmax maximum radius | |
1262 | // | |
1263 | // | |
1264 | // The number of events generated = ntheta*nphi | |
1265 | // run input parameters in macro setup (default="Config.C") | |
1266 | // | |
1267 | // Use macro "lego.C" to visualize the 3 lego plots in spherical coordinates | |
1268 | //Begin_Html | |
1269 | /* | |
1270 | <img src="picts/AliRunLego1.gif"> | |
1271 | */ | |
1272 | //End_Html | |
1273 | //Begin_Html | |
1274 | /* | |
1275 | <img src="picts/AliRunLego2.gif"> | |
1276 | */ | |
1277 | //End_Html | |
1278 | //Begin_Html | |
1279 | /* | |
1280 | <img src="picts/AliRunLego3.gif"> | |
1281 | */ | |
1282 | //End_Html | |
1283 | // | |
1284 | ||
1285 | // check if initialisation has been done | |
1286 | if (!fInitDone) Init(setup); | |
1287 | ||
1288 | fLego = new AliLego("lego","lego"); | |
1289 | fLego->Init(ntheta,themin,themax,nphi,phimin,phimax,rmin,rmax,zmax); | |
1290 | fLego->Run(); | |
1291 | ||
1292 | // Create only the Root event Tree | |
1293 | gAlice->MakeTree("E"); | |
1294 | ||
1295 | // End of this run, close files | |
1296 | gAlice->FinishRun(); | |
1297 | } | |
1298 | ||
1299 | //_____________________________________________________________________________ | |
1300 | void AliRun::SetCurrentTrack(Int_t track) | |
1301 | { | |
1302 | // | |
1303 | // Set current track number | |
1304 | // | |
1305 | fCurrent = track; | |
1306 | } | |
1307 | ||
1308 | //_____________________________________________________________________________ | |
1309 | void AliRun::SetTrack(Int_t done, Int_t parent, Int_t pdg, Float_t *pmom, | |
1310 | Float_t *vpos, Float_t *polar, Float_t tof, | |
1311 | const char *mecha, Int_t &ntr, Float_t weight) | |
1312 | { | |
1313 | // | |
1314 | // Load a track on the stack | |
1315 | // | |
1316 | // done 0 if the track has to be transported | |
1317 | // 1 if not | |
1318 | // parent identifier of the parent track. -1 for a primary | |
1319 | // pdg particle code | |
1320 | // pmom momentum GeV/c | |
1321 | // vpos position | |
1322 | // polar polarisation | |
1323 | // tof time of flight in seconds | |
1324 | // mecha production mechanism | |
1325 | // ntr on output the number of the track stored | |
1326 | // | |
1327 | TClonesArray &particles = *fParticles; | |
1328 | TParticle *particle; | |
1329 | Float_t mass; | |
1330 | const Int_t firstdaughter=-1; | |
1331 | const Int_t lastdaughter=-1; | |
1332 | const Int_t KS=0; | |
1333 | // const Float_t tlife=0; | |
1334 | ||
1335 | // | |
1336 | // Here we get the static mass | |
1337 | // For MC is ok, but a more sophisticated method could be necessary | |
1338 | // if the calculated mass is required | |
1339 | // also, this method is potentially dangerous if the mass | |
1340 | // used in the MC is not the same of the PDG database | |
1341 | // | |
1342 | mass = TDatabasePDG::Instance()->GetParticle(pdg)->Mass(); | |
1343 | Float_t e=TMath::Sqrt(mass*mass+pmom[0]*pmom[0]+ | |
1344 | pmom[1]*pmom[1]+pmom[2]*pmom[2]); | |
1345 | ||
1346 | //printf("Loading particle %s mass %f ene %f No %d ip %d pos %f %f %f mom %f %f %f KS %d m %s\n", | |
1347 | //pname,mass,e,fNtrack,pdg,vpos[0],vpos[1],vpos[2],pmom[0],pmom[1],pmom[2],KS,mecha); | |
1348 | ||
1349 | particle=new(particles[fNtrack]) TParticle(pdg,KS,parent,-1,firstdaughter, | |
1350 | lastdaughter,pmom[0],pmom[1],pmom[2], | |
1351 | e,vpos[0],vpos[1],vpos[2],tof); | |
1352 | // polar[0],polar[1],polar[2],tof, | |
1353 | // mecha,weight); | |
1354 | ((TParticle*)particles[fNtrack])->SetPolarisation(TVector3(polar[0],polar[1],polar[2])); | |
1355 | ((TParticle*)particles[fNtrack])->SetWeight(weight); | |
1356 | if(!done) particle->SetBit(Done_Bit); | |
1357 | ||
1358 | if(parent>=0) { | |
1359 | particle=(TParticle*) fParticles->UncheckedAt(parent); | |
1360 | particle->SetLastDaughter(fNtrack); | |
1361 | if(particle->GetFirstDaughter()<0) particle->SetFirstDaughter(fNtrack); | |
1362 | } else { | |
1363 | // | |
1364 | // This is a primary track. Set high water mark for this event | |
1365 | fHgwmk=fNtrack; | |
1366 | // | |
1367 | // Set also number if primary tracks | |
1368 | fHeader.SetNprimary(fHgwmk+1); | |
1369 | fHeader.SetNtrack(fHgwmk+1); | |
1370 | } | |
1371 | ntr = fNtrack++; | |
1372 | } | |
1373 | ||
1374 | //_____________________________________________________________________________ | |
1375 | void AliRun::KeepTrack(const Int_t track) | |
1376 | { | |
1377 | // | |
1378 | // flags a track to be kept | |
1379 | // | |
1380 | TClonesArray &particles = *fParticles; | |
1381 | ((TParticle*)particles[track])->SetBit(Keep_Bit); | |
1382 | } | |
1383 | ||
1384 | //_____________________________________________________________________________ | |
1385 | void AliRun::StepManager(Int_t id) const | |
1386 | { | |
1387 | // | |
1388 | // Called at every step during transport | |
1389 | // | |
1390 | ||
1391 | Int_t copy; | |
1392 | // | |
1393 | // --- If lego option, do it and leave | |
1394 | if (fLego) { | |
1395 | fLego->StepManager(); | |
1396 | return; | |
1397 | } | |
1398 | //Update energy deposition tables | |
1399 | sEventEnergy[gMC->CurrentVolID(copy)]+=gMC->Edep(); | |
1400 | ||
1401 | //Call the appropriate stepping routine; | |
1402 | AliModule *det = (AliModule*)fModules->At(id); | |
1403 | if(det) det->StepManager(); | |
1404 | } | |
1405 | ||
1406 | //_____________________________________________________________________________ | |
1407 | void AliRun::ReadEuclid(const char* filnam, const AliModule *det, char* topvol) | |
1408 | { | |
1409 | // | |
1410 | // read in the geometry of the detector in euclid file format | |
1411 | // | |
1412 | // id_det : the detector identification (2=its,...) | |
1413 | // topvol : return parameter describing the name of the top | |
1414 | // volume of geometry. | |
1415 | // | |
1416 | // author : m. maire | |
1417 | // | |
1418 | // 28.07.98 | |
1419 | // several changes have been made by miroslav helbich | |
1420 | // subroutine is rewrited to follow the new established way of memory | |
1421 | // booking for tracking medias and rotation matrices. | |
1422 | // all used tracking media have to be defined first, for this you can use | |
1423 | // subroutine greutmed. | |
1424 | // top volume is searched as only volume not positioned into another | |
1425 | // | |
1426 | ||
1427 | Int_t i, nvol, iret, itmed, irot, numed, npar, ndiv, iaxe; | |
1428 | Int_t ndvmx, nr, flag; | |
1429 | char key[5], card[77], natmed[21]; | |
1430 | char name[5], mother[5], shape[5], konly[5], volst[7000][5]; | |
1431 | char *filtmp; | |
1432 | Float_t par[50]; | |
1433 | Float_t teta1, phi1, teta2, phi2, teta3, phi3, orig, step; | |
1434 | Float_t xo, yo, zo; | |
1435 | Int_t idrot[5000],istop[7000]; | |
1436 | FILE *lun; | |
1437 | // | |
1438 | // *** The input filnam name will be with extension '.euc' | |
1439 | filtmp=gSystem->ExpandPathName(filnam); | |
1440 | lun=fopen(filtmp,"r"); | |
1441 | delete [] filtmp; | |
1442 | if(!lun) { | |
1443 | Error("ReadEuclid","Could not open file %s\n",filnam); | |
1444 | return; | |
1445 | } | |
1446 | //* --- definition of rotation matrix 0 --- | |
1447 | TArrayI &idtmed = *(det->GetIdtmed()); | |
1448 | idrot[0]=0; | |
1449 | nvol=0; | |
1450 | L10: | |
1451 | for(i=0;i<77;i++) card[i]=0; | |
1452 | iret=fscanf(lun,"%77[^\n]",card); | |
1453 | if(iret<=0) goto L20; | |
1454 | fscanf(lun,"%*c"); | |
1455 | //* | |
1456 | strncpy(key,card,4); | |
1457 | key[4]='\0'; | |
1458 | if (!strcmp(key,"TMED")) { | |
1459 | sscanf(&card[5],"%d '%[^']'",&itmed,natmed); | |
1460 | //Pad the string with blanks | |
1461 | i=-1; | |
1462 | while(natmed[++i]); | |
1463 | while(i<20) natmed[i++]=' '; | |
1464 | natmed[i]='\0'; | |
1465 | // | |
1466 | gMC->Gckmat(idtmed[itmed],natmed); | |
1467 | //* | |
1468 | } else if (!strcmp(key,"ROTM")) { | |
1469 | sscanf(&card[4],"%d %f %f %f %f %f %f",&irot,&teta1,&phi1,&teta2,&phi2,&teta3,&phi3); | |
1470 | det->AliMatrix(idrot[irot],teta1,phi1,teta2,phi2,teta3,phi3); | |
1471 | //* | |
1472 | } else if (!strcmp(key,"VOLU")) { | |
1473 | sscanf(&card[5],"'%[^']' '%[^']' %d %d", name, shape, &numed, &npar); | |
1474 | if (npar>0) { | |
1475 | for(i=0;i<npar;i++) fscanf(lun,"%f",&par[i]); | |
1476 | fscanf(lun,"%*c"); | |
1477 | } | |
1478 | gMC->Gsvolu( name, shape, idtmed[numed], par, npar); | |
1479 | //* save the defined volumes | |
1480 | strcpy(volst[++nvol],name); | |
1481 | istop[nvol]=1; | |
1482 | //* | |
1483 | } else if (!strcmp(key,"DIVN")) { | |
1484 | sscanf(&card[5],"'%[^']' '%[^']' %d %d", name, mother, &ndiv, &iaxe); | |
1485 | gMC->Gsdvn ( name, mother, ndiv, iaxe ); | |
1486 | //* | |
1487 | } else if (!strcmp(key,"DVN2")) { | |
1488 | sscanf(&card[5],"'%[^']' '%[^']' %d %d %f %d",name, mother, &ndiv, &iaxe, &orig, &numed); | |
1489 | gMC->Gsdvn2( name, mother, ndiv, iaxe, orig,idtmed[numed]); | |
1490 | //* | |
1491 | } else if (!strcmp(key,"DIVT")) { | |
1492 | sscanf(&card[5],"'%[^']' '%[^']' %f %d %d %d", name, mother, &step, &iaxe, &numed, &ndvmx); | |
1493 | gMC->Gsdvt ( name, mother, step, iaxe, idtmed[numed], ndvmx); | |
1494 | //* | |
1495 | } else if (!strcmp(key,"DVT2")) { | |
1496 | sscanf(&card[5],"'%[^']' '%[^']' %f %d %f %d %d", name, mother, &step, &iaxe, &orig, &numed, &ndvmx); | |
1497 | gMC->Gsdvt2 ( name, mother, step, iaxe, orig, idtmed[numed], ndvmx ); | |
1498 | //* | |
1499 | } else if (!strcmp(key,"POSI")) { | |
1500 | sscanf(&card[5],"'%[^']' %d '%[^']' %f %f %f %d '%[^']'", name, &nr, mother, &xo, &yo, &zo, &irot, konly); | |
1501 | //*** volume name cannot be the top volume | |
1502 | for(i=1;i<=nvol;i++) { | |
1503 | if (!strcmp(volst[i],name)) istop[i]=0; | |
1504 | } | |
1505 | //* | |
1506 | gMC->Gspos ( name, nr, mother, xo, yo, zo, idrot[irot], konly ); | |
1507 | //* | |
1508 | } else if (!strcmp(key,"POSP")) { | |
1509 | sscanf(&card[5],"'%[^']' %d '%[^']' %f %f %f %d '%[^']' %d", name, &nr, mother, &xo, &yo, &zo, &irot, konly, &npar); | |
1510 | if (npar > 0) { | |
1511 | for(i=0;i<npar;i++) fscanf(lun,"%f",&par[i]); | |
1512 | fscanf(lun,"%*c"); | |
1513 | } | |
1514 | //*** volume name cannot be the top volume | |
1515 | for(i=1;i<=nvol;i++) { | |
1516 | if (!strcmp(volst[i],name)) istop[i]=0; | |
1517 | } | |
1518 | //* | |
1519 | gMC->Gsposp ( name, nr, mother, xo,yo,zo, idrot[irot], konly, par, npar); | |
1520 | } | |
1521 | //* | |
1522 | if (strcmp(key,"END")) goto L10; | |
1523 | //* find top volume in the geometry | |
1524 | flag=0; | |
1525 | for(i=1;i<=nvol;i++) { | |
1526 | if (istop[i] && flag) { | |
1527 | Warning("ReadEuclid"," %s is another possible top volume\n",volst[i]); | |
1528 | } | |
1529 | if (istop[i] && !flag) { | |
1530 | strcpy(topvol,volst[i]); | |
1531 | printf(" *** GREUCL *** volume %s taken as a top volume\n",topvol); | |
1532 | flag=1; | |
1533 | } | |
1534 | } | |
1535 | if (!flag) { | |
1536 | Warning("ReadEuclid","top volume not found\n"); | |
1537 | } | |
1538 | fclose (lun); | |
1539 | //* | |
1540 | //* commented out only for the not cernlib version | |
1541 | printf(" *** GREUCL *** file: %s is now read in\n",filnam); | |
1542 | // | |
1543 | return; | |
1544 | //* | |
1545 | L20: | |
1546 | Error("ReadEuclid","reading error or premature end of file\n"); | |
1547 | } | |
1548 | ||
1549 | //_____________________________________________________________________________ | |
1550 | void AliRun::ReadEuclidMedia(const char* filnam, const AliModule *det) | |
1551 | { | |
1552 | // | |
1553 | // read in the materials and tracking media for the detector | |
1554 | // in euclid file format | |
1555 | // | |
1556 | // filnam: name of the input file | |
1557 | // id_det: id_det is the detector identification (2=its,...) | |
1558 | // | |
1559 | // author : miroslav helbich | |
1560 | // | |
1561 | Float_t sxmgmx = gAlice->Field()->Max(); | |
1562 | Int_t isxfld = gAlice->Field()->Integ(); | |
1563 | Int_t end, i, iret, itmed; | |
1564 | char key[5], card[130], natmed[21], namate[21]; | |
1565 | Float_t ubuf[50]; | |
1566 | char* filtmp; | |
1567 | FILE *lun; | |
1568 | Int_t imate; | |
1569 | Int_t nwbuf, isvol, ifield, nmat; | |
1570 | Float_t a, z, dens, radl, absl, fieldm, tmaxfd, stemax, deemax, epsil, stmin; | |
1571 | // | |
1572 | end=strlen(filnam); | |
1573 | for(i=0;i<end;i++) if(filnam[i]=='.') { | |
1574 | end=i; | |
1575 | break; | |
1576 | } | |
1577 | // | |
1578 | // *** The input filnam name will be with extension '.euc' | |
1579 | printf("The file name is %s\n",filnam); //Debug | |
1580 | filtmp=gSystem->ExpandPathName(filnam); | |
1581 | lun=fopen(filtmp,"r"); | |
1582 | delete [] filtmp; | |
1583 | if(!lun) { | |
1584 | Warning("ReadEuclidMedia","Could not open file %s\n",filnam); | |
1585 | return; | |
1586 | } | |
1587 | // | |
1588 | // Retrieve Mag Field parameters | |
1589 | Int_t ISXFLD=gAlice->Field()->Integ(); | |
1590 | Float_t SXMGMX=gAlice->Field()->Max(); | |
1591 | // TArrayI &idtmed = *(det->GetIdtmed()); | |
1592 | // | |
1593 | L10: | |
1594 | for(i=0;i<130;i++) card[i]=0; | |
1595 | iret=fscanf(lun,"%4s %[^\n]",key,card); | |
1596 | if(iret<=0) goto L20; | |
1597 | fscanf(lun,"%*c"); | |
1598 | //* | |
1599 | //* read material | |
1600 | if (!strcmp(key,"MATE")) { | |
1601 | sscanf(card,"%d '%[^']' %f %f %f %f %f %d",&imate,namate,&a,&z,&dens,&radl,&absl,&nwbuf); | |
1602 | if (nwbuf>0) for(i=0;i<nwbuf;i++) fscanf(lun,"%f",&ubuf[i]); | |
1603 | //Pad the string with blanks | |
1604 | i=-1; | |
1605 | while(namate[++i]); | |
1606 | while(i<20) namate[i++]=' '; | |
1607 | namate[i]='\0'; | |
1608 | // | |
1609 | det->AliMaterial(imate,namate,a,z,dens,radl,absl,ubuf,nwbuf); | |
1610 | //* read tracking medium | |
1611 | } else if (!strcmp(key,"TMED")) { | |
1612 | sscanf(card,"%d '%[^']' %d %d %d %f %f %f %f %f %f %d", | |
1613 | &itmed,natmed,&nmat,&isvol,&ifield,&fieldm,&tmaxfd, | |
1614 | &stemax,&deemax,&epsil,&stmin,&nwbuf); | |
1615 | if (nwbuf>0) for(i=0;i<nwbuf;i++) fscanf(lun,"%f",&ubuf[i]); | |
1616 | if (ifield<0) ifield=isxfld; | |
1617 | if (fieldm<0) fieldm=sxmgmx; | |
1618 | //Pad the string with blanks | |
1619 | i=-1; | |
1620 | while(natmed[++i]); | |
1621 | while(i<20) natmed[i++]=' '; | |
1622 | natmed[i]='\0'; | |
1623 | // | |
1624 | det->AliMedium(itmed,natmed,nmat,isvol,ISXFLD,SXMGMX,tmaxfd, | |
1625 | stemax,deemax,epsil,stmin,ubuf,nwbuf); | |
1626 | // (*fImedia)[idtmed[itmed]-1]=id_det; | |
1627 | //* | |
1628 | } | |
1629 | //* | |
1630 | if (strcmp(key,"END")) goto L10; | |
1631 | fclose (lun); | |
1632 | //* | |
1633 | //* commented out only for the not cernlib version | |
1634 | Warning("ReadEuclidMedia","file: %s is now read in\n",filnam); | |
1635 | //* | |
1636 | return; | |
1637 | //* | |
1638 | L20: | |
1639 | Warning("ReadEuclidMedia","reading error or premature end of file\n"); | |
1640 | } | |
1641 | ||
1642 | //_____________________________________________________________________________ | |
1643 | void AliRun::Streamer(TBuffer &R__b) | |
1644 | { | |
1645 | // | |
1646 | // Stream an object of class AliRun. | |
1647 | // | |
1648 | if (R__b.IsReading()) { | |
1649 | Version_t R__v = R__b.ReadVersion(); if (R__v) { } | |
1650 | TNamed::Streamer(R__b); | |
1651 | if (!gAlice) gAlice = this; | |
1652 | gROOT->GetListOfBrowsables()->Add(this,"Run"); | |
1653 | fTreeE = (TTree*)gDirectory->Get("TE"); | |
1654 | if (fTreeE) fTreeE->SetBranchAddress("Header", &header); | |
1655 | else Error("Streamer","cannot find Header Tree\n"); | |
1656 | R__b >> fNtrack; | |
1657 | R__b >> fHgwmk; | |
1658 | R__b >> fDebug; | |
1659 | fHeader.Streamer(R__b); | |
1660 | R__b >> fModules; | |
1661 | R__b >> fParticles; | |
1662 | R__b >> fField; | |
1663 | // R__b >> fMC; | |
1664 | R__b >> fNdets; | |
1665 | R__b >> fTrRmax; | |
1666 | R__b >> fTrZmax; | |
1667 | R__b >> fGenerator; | |
1668 | if(R__v>1) { | |
1669 | R__b >> fPDGDB; //Particle factory object! | |
1670 | fTreeE->GetEntry(0); | |
1671 | } else { | |
1672 | fHeader.SetEvent(0); | |
1673 | fPDGDB = TDatabasePDG::Instance(); //Particle factory object! | |
1674 | } | |
1675 | } else { | |
1676 | R__b.WriteVersion(AliRun::IsA()); | |
1677 | TNamed::Streamer(R__b); | |
1678 | R__b << fNtrack; | |
1679 | R__b << fHgwmk; | |
1680 | R__b << fDebug; | |
1681 | fHeader.Streamer(R__b); | |
1682 | R__b << fModules; | |
1683 | R__b << fParticles; | |
1684 | R__b << fField; | |
1685 | // R__b << fMC; | |
1686 | R__b << fNdets; | |
1687 | R__b << fTrRmax; | |
1688 | R__b << fTrZmax; | |
1689 | R__b << fGenerator; | |
1690 | R__b << fPDGDB; //Particle factory object! | |
1691 | } | |
1692 | } | |
1693 | ||
1694 | ||
1695 | //_____________________________________________________________________________ | |
1696 | // | |
1697 | // Interfaces to Fortran | |
1698 | // | |
1699 | //_____________________________________________________________________________ | |
1700 | ||
1701 | extern "C" void type_of_call rxgtrak (Int_t &mtrack, Int_t &ipart, Float_t *pmom, | |
1702 | Float_t &e, Float_t *vpos, Float_t *polar, | |
1703 | Float_t &tof) | |
1704 | { | |
1705 | // | |
1706 | // Fetches next track from the ROOT stack for transport. Called by the | |
1707 | // modified version of GTREVE. | |
1708 | // | |
1709 | // Track number in the ROOT stack. If MTRACK=0 no | |
1710 | // mtrack more tracks are left in the stack to be | |
1711 | // transported. | |
1712 | // ipart Particle code in the GEANT conventions. | |
1713 | // pmom[3] Particle momentum in GeV/c | |
1714 | // e Particle energy in GeV | |
1715 | // vpos[3] Particle position | |
1716 | // tof Particle time of flight in seconds | |
1717 | // | |
1718 | Int_t pdg; | |
1719 | gAlice->GetNextTrack(mtrack, pdg, pmom, e, vpos, polar, tof); | |
1720 | ipart = gMC->IdFromPDG(pdg); | |
1721 | mtrack++; | |
1722 | } | |
1723 | ||
1724 | //_____________________________________________________________________________ | |
1725 | extern "C" void type_of_call | |
1726 | #ifndef WIN32 | |
1727 | rxstrak (Int_t &keep, Int_t &parent, Int_t &ipart, Float_t *pmom, | |
1728 | Float_t *vpos, Float_t &tof, const char* cmech, Int_t &ntr, const int cmlen) | |
1729 | #else | |
1730 | rxstrak (Int_t &keep, Int_t &parent, Int_t &ipart, Float_t *pmom, | |
1731 | Float_t *vpos, Float_t &tof, const char* cmech, const int cmlen, | |
1732 | Int_t &ntr) | |
1733 | #endif | |
1734 | { | |
1735 | // | |
1736 | // Fetches next track from the ROOT stack for transport. Called by GUKINE | |
1737 | // and GUSTEP. | |
1738 | // | |
1739 | // Status of the track. If keep=0 the track is put | |
1740 | // keep on the ROOT stack but it is not fetched for | |
1741 | // transport. | |
1742 | // parent Parent track. If parent=0 the track is a primary. | |
1743 | // In GUSTEP the routine is normally called to store | |
1744 | // secondaries generated by the current track whose | |
1745 | // ROOT stack number is MTRACK (common SCKINE. | |
1746 | // ipart Particle code in the GEANT conventions. | |
1747 | // pmom[3] Particle momentum in GeV/c | |
1748 | // vpos[3] Particle position | |
1749 | // tof Particle time of flight in seconds | |
1750 | // | |
1751 | // cmech (CHARACTER*10) Particle origin. This field is user | |
1752 | // defined and it is not used inside the GALICE code. | |
1753 | // ntr Number assigned to the particle in the ROOT stack. | |
1754 | // | |
1755 | char mecha[11]; | |
1756 | Float_t polar[3]={0.,0.,0.}; | |
1757 | for(int i=0; i<10 && i<cmlen; i++) mecha[i]=cmech[i]; | |
1758 | mecha[10]=0; | |
1759 | Int_t pdg=gMC->PDGFromId(ipart); | |
1760 | gAlice->SetTrack(keep, parent-1, pdg, pmom, vpos, polar, tof, mecha, ntr); | |
1761 | ntr++; | |
1762 | } | |
1763 | ||
1764 | //_____________________________________________________________________________ | |
1765 | extern "C" void type_of_call rxkeep(const Int_t &n) | |
1766 | { | |
1767 | if( NULL==gAlice ) exit(1); | |
1768 | ||
1769 | if( n<=0 || n>gAlice->Particles()->GetEntries() ) | |
1770 | { | |
1771 | printf(" Bad index n=%d must be 0<n<=%d\n", | |
1772 | n,gAlice->Particles()->GetEntries()); | |
1773 | exit(1); | |
1774 | } | |
1775 | ||
1776 | ((TParticle*)(gAlice->Particles()->UncheckedAt(n-1)))->SetBit(Keep_Bit); | |
1777 | } | |
1778 | ||
1779 | //_____________________________________________________________________________ | |
1780 | extern "C" void type_of_call rxouth () | |
1781 | { | |
1782 | // | |
1783 | // Called by Gtreve at the end of each primary track | |
1784 | // | |
1785 | gAlice->FinishPrimary(); | |
1786 | } | |
1787 |