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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 | // // |
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8 | // -Supports the list of all Alice Detectors (fModules). // |
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9 | // -Supports the list of particles (fParticles). // |
10 | // -Supports the Trees. // |
11 | // -Supports the geometry. // |
12 | // -Supports the event display. // |
13 | //Begin_Html |
14 | /* |
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15 | <img src="picts/AliRunClass.gif"> |
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16 | */ |
17 | //End_Html |
18 | //Begin_Html |
19 | /* |
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20 | <img src="picts/alirun.gif"> |
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21 | */ |
22 | //End_Html |
23 | // // |
24 | /////////////////////////////////////////////////////////////////////////////// |
25 | |
26 | #include <TFile.h> |
27 | #include <TRandom.h> |
28 | #include <TBRIK.h> |
29 | #include <TNode.h> |
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30 | #include <TCint.h> |
31 | #include <TSystem.h> |
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32 | #include <TObjectTable.h> |
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33 | |
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34 | #include "TParticle.h" |
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35 | #include "AliRun.h" |
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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_ |
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54 | #else |
55 | |
56 | # define rxgtrak RXGTRAK |
57 | # define rxstrak RXSTRAK |
58 | # define rxkeep RXKEEP |
59 | # define rxouth RXOUTH |
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60 | #endif |
61 | |
62 | static TArrayF sEventEnergy; |
63 | static TArrayF sSummEnergy; |
64 | static TArrayF sSum2Energy; |
65 | |
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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; |
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78 | fModules = 0; |
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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; |
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94 | fInitDone = kFALSE; |
95 | fLego = 0; |
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96 | fPDGDB = 0; //Particle factory object! |
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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; |
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119 | fGenerator = 0; |
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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 |
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127 | fModules = new TObjArray(77); |
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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 |
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142 | fParticles = new TClonesArray("TParticle",100); |
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143 | |
144 | fDisplay = 0; |
145 | // |
146 | // Create default mag field |
147 | SetField(); |
148 | // |
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149 | fMC = gMC; |
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150 | // |
151 | // Prepare the tracking medium lists |
152 | fImedia = new TArrayI(1000); |
153 | for(i=0;i<1000;i++) (*fImedia)[i]=-99; |
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154 | // |
155 | // Make particles |
156 | fPDGDB = TDatabasePDG::Instance(); //Particle factory object! |
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157 | } |
158 | |
159 | //_____________________________________________________________________________ |
160 | AliRun::~AliRun() |
161 | { |
162 | // |
163 | // Defaullt AliRun destructor |
164 | // |
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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; |
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177 | if (fModules) { |
178 | fModules->Delete(); |
179 | delete fModules; |
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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 | // |
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193 | TObjArray &dets = *fModules; |
194 | if(dets[id]) ((AliModule*) dets[id])->AddHit(track,vol,hits); |
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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 | // |
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203 | TObjArray &dets = *fModules; |
204 | if(dets[id]) ((AliModule*) dets[id])->AddDigit(tracks,digits); |
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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 | |
8494b010 |
221 | TIter next(fModules); |
222 | AliModule *detector; |
223 | while((detector = (AliModule*)next())) { |
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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 | // |
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258 | TIter next(fModules); |
259 | AliModule *detector; |
260 | while((detector = (AliModule*)next())) { |
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261 | detector->FinishEvent(); |
262 | } |
263 | } |
264 | |
265 | //_____________________________________________________________________________ |
266 | void AliRun::CleanParents() |
267 | { |
268 | // |
269 | // Clean Particles stack. |
1578254f |
270 | // Set parent/daughter relations |
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271 | // |
272 | TClonesArray &particles = *(gAlice->Particles()); |
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273 | TParticle *part; |
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274 | int i; |
275 | for(i=0; i<fNtrack; i++) { |
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276 | part = (TParticle *)particles.UncheckedAt(i); |
277 | if(!part->TestBit(Daughters_Bit)) { |
278 | part->SetFirstDaughter(-1); |
279 | part->SetLastDaughter(-1); |
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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; |
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301 | ((TParticle*) particles[i])->Print(); |
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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 | { |
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315 | printf("-> %d ",i); ((TParticle*) particles[i])->Print(); |
fe4da5cc |
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) { |
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336 | Warning("SetField", |
337 | "Invalid magnetic field flag: %5d; Helix tracking chosen instead\n" |
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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 { |
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348 | Warning("SetField","Invalid map %d\n",version); |
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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 | |
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371 | // static Int_t count=0; |
372 | // const Int_t times=10; |
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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(); |
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383 | |
384 | // |
385 | // if(++count%times==1) gObjectTable->Print(); |
fe4da5cc |
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 |
59fe9bd2 |
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(); |
fe4da5cc |
440 | } |
441 | |
442 | //_____________________________________________________________________________ |
443 | void AliRun::FinishRun() |
444 | { |
445 | // |
446 | // Called at the end of the run. |
447 | // |
448 | |
449 | // Clean detector information |
8494b010 |
450 | TIter next(fModules); |
451 | AliModule *detector; |
452 | while((detector = (AliModule*)next())) { |
fe4da5cc |
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; |
1578254f |
494 | TParticle *particle; |
fe4da5cc |
495 | |
496 | curr=track; |
497 | while(1) { |
1578254f |
498 | particle=(TParticle*)fParticles->UncheckedAt(curr); |
fe4da5cc |
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 |
1578254f |
507 | if((curr=particle->GetFirstMother())==-1) return; |
fe4da5cc |
508 | } |
509 | } |
510 | |
511 | //_____________________________________________________________________________ |
512 | void AliRun::EnergySummary() |
513 | { |
514 | // |
515 | // Print summary of deposited energy |
516 | // |
517 | |
fe4da5cc |
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); |
cfce8870 |
550 | printf(" %s %10.3f +- %10.3f%%;",gMC->VolName(id),sSummEnergy[j],sSum2Energy[j]); |
fe4da5cc |
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); |
cfce8870 |
563 | printf(" %s %10.3f%%;",gMC->VolName(id),100*sSummEnergy[j]/edtot); |
fe4da5cc |
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 | //_____________________________________________________________________________ |
8494b010 |
578 | AliModule *AliRun::GetModule(const char *name) |
fe4da5cc |
579 | { |
580 | // |
581 | // Return pointer to detector from name |
582 | // |
8494b010 |
583 | return (AliModule*)fModules->FindObject(name); |
fe4da5cc |
584 | } |
585 | |
a68348e9 |
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 | |
fe4da5cc |
595 | //_____________________________________________________________________________ |
8494b010 |
596 | Int_t AliRun::GetModuleID(const char *name) |
fe4da5cc |
597 | { |
598 | // |
599 | // Return galice internal detector identifier from name |
600 | // |
23370b7a |
601 | Int_t i=-1; |
602 | TObject *mod=fModules->FindObject(name); |
603 | if(mod) i=fModules->IndexOf(mod); |
604 | return i; |
fe4da5cc |
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 | // |
fe4da5cc |
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; |
59fe9bd2 |
625 | |
626 | // Get header from file |
627 | if(fTreeE) fTreeE->GetEntry(event); |
628 | else Error("GetEvent","Cannot file Header Tree\n"); |
fe4da5cc |
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); |
23370b7a |
635 | else Error("GetEvent","cannot find Kine Tree for event:%d\n",event); |
fe4da5cc |
636 | |
637 | // Get Hits Tree header from file |
638 | sprintf(treeName,"TreeH%d",event); |
639 | fTreeH = (TTree*)gDirectory->Get(treeName); |
640 | if (!fTreeH) { |
23370b7a |
641 | Error("GetEvent","cannot find Hits Tree for event:%d\n",event); |
fe4da5cc |
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 | printf("WARNING: 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 |
8494b010 |
660 | TIter next(fModules); |
661 | AliModule *detector; |
662 | while((detector = (AliModule*)next())) { |
fe4da5cc |
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 | TList *tnodes=fGeometry->GetListOfNodes(); |
684 | TNode *alice=(TNode*)tnodes->At(0); |
685 | TList *gnodes=alice->GetListOfNodes(); |
686 | |
8494b010 |
687 | TIter next(fModules); |
688 | AliModule *detector; |
689 | while((detector = (AliModule*)next())) { |
fe4da5cc |
690 | detector->SetTreeAddress(); |
691 | TList *dnodes=detector->Nodes(); |
692 | Int_t j; |
693 | TNode *node, *node1; |
694 | for ( j=0; j<dnodes->GetSize(); j++) { |
695 | node = (TNode*) dnodes->At(j); |
696 | node1 = (TNode*) gnodes->FindObject(node->GetName()); |
697 | dnodes->Remove(node); |
698 | dnodes->AddAt(node1,j); |
699 | } |
700 | } |
701 | return fGeometry; |
702 | } |
703 | |
704 | //_____________________________________________________________________________ |
705 | void AliRun::GetNextTrack(Int_t &mtrack, Int_t &ipart, Float_t *pmom, |
706 | Float_t &e, Float_t *vpos, Float_t *polar, |
707 | Float_t &tof) |
708 | { |
709 | // |
710 | // Return next track from stack of particles |
711 | // |
a8f1fb7c |
712 | TVector3 pol; |
fe4da5cc |
713 | fCurrent=-1; |
1578254f |
714 | TParticle *track; |
fe4da5cc |
715 | for(Int_t i=fNtrack-1; i>=0; i--) { |
1578254f |
716 | track=(TParticle*) fParticles->UncheckedAt(i); |
fe4da5cc |
717 | if(!track->TestBit(Done_Bit)) { |
718 | // |
719 | // The track has not yet been processed |
720 | fCurrent=i; |
1578254f |
721 | ipart=track->GetPdgCode(); |
722 | pmom[0]=track->Px(); |
723 | pmom[1]=track->Py(); |
724 | pmom[2]=track->Pz(); |
725 | e =track->Energy(); |
726 | vpos[0]=track->Vx(); |
727 | vpos[1]=track->Vy(); |
728 | vpos[2]=track->Vz(); |
a8f1fb7c |
729 | track->GetPolarisation(pol); |
730 | polar[0]=pol.X(); |
731 | polar[1]=pol.Y(); |
732 | polar[2]=pol.Z(); |
1578254f |
733 | tof=track->T(); |
fe4da5cc |
734 | track->SetBit(Done_Bit); |
735 | break; |
736 | } |
737 | } |
738 | mtrack=fCurrent; |
739 | // |
740 | // stop and start timer when we start a primary track |
741 | Int_t nprimaries = fHeader.GetNprimary(); |
742 | if (fCurrent >= nprimaries) return; |
743 | if (fCurrent < nprimaries-1) { |
744 | fTimer.Stop(); |
1578254f |
745 | track=(TParticle*) fParticles->UncheckedAt(fCurrent+1); |
746 | // track->SetProcessTime(fTimer.CpuTime()); |
fe4da5cc |
747 | } |
748 | fTimer.Start(); |
749 | } |
750 | |
751 | //_____________________________________________________________________________ |
752 | Int_t AliRun::GetPrimary(Int_t track) |
753 | { |
754 | // |
755 | // return number of primary that has generated track |
756 | // |
757 | int current, parent; |
1578254f |
758 | TParticle *part; |
fe4da5cc |
759 | // |
760 | parent=track; |
761 | while (1) { |
762 | current=parent; |
1578254f |
763 | part = (TParticle *)fParticles->UncheckedAt(current); |
764 | parent=part->GetFirstMother(); |
fe4da5cc |
765 | if(parent<0) return current; |
766 | } |
767 | } |
768 | |
769 | //_____________________________________________________________________________ |
770 | void AliRun::Init(const char *setup) |
771 | { |
772 | // |
773 | // Initialize the Alice setup |
774 | // |
775 | |
776 | gROOT->LoadMacro(setup); |
777 | gInterpreter->ProcessLine("Config();"); |
778 | |
cfce8870 |
779 | gMC->DefineParticles(); //Create standard MC particles |
fe4da5cc |
780 | |
781 | TObject *objfirst, *objlast; |
782 | |
23370b7a |
783 | fNdets = fModules->GetLast()+1; |
784 | |
fe4da5cc |
785 | // |
786 | //=================Create Materials, geometry, histograms, etc |
8494b010 |
787 | TIter next(fModules); |
788 | AliModule *detector; |
789 | while((detector = (AliModule*)next())) { |
fe4da5cc |
790 | detector->SetTreeAddress(); |
791 | objlast = gDirectory->GetList()->Last(); |
792 | |
793 | // Initialise detector materials, geometry, histograms,etc |
794 | detector->CreateMaterials(); |
795 | detector->CreateGeometry(); |
796 | detector->BuildGeometry(); |
797 | detector->Init(); |
798 | |
799 | // Add Detector histograms in Detector list of histograms |
800 | if (objlast) objfirst = gDirectory->GetList()->After(objlast); |
801 | else objfirst = gDirectory->GetList()->First(); |
802 | while (objfirst) { |
803 | detector->Histograms()->Add(objfirst); |
804 | objfirst = gDirectory->GetList()->After(objfirst); |
805 | } |
806 | } |
807 | SetTransPar(); //Read the cuts for all materials |
808 | |
809 | MediaTable(); //Build the special IMEDIA table |
810 | |
811 | //Close the geometry structure |
cfce8870 |
812 | gMC->Ggclos(); |
fe4da5cc |
813 | |
814 | //Initialise geometry deposition table |
cfce8870 |
815 | sEventEnergy.Set(gMC->NofVolumes()+1); |
816 | sSummEnergy.Set(gMC->NofVolumes()+1); |
817 | sSum2Energy.Set(gMC->NofVolumes()+1); |
fe4da5cc |
818 | |
819 | //Create the color table |
cfce8870 |
820 | gMC->SetColors(); |
fe4da5cc |
821 | |
822 | //Compute cross-sections |
cfce8870 |
823 | gMC->Gphysi(); |
fe4da5cc |
824 | |
825 | //Write Geometry object to current file. |
826 | fGeometry->Write(); |
827 | |
828 | fInitDone = kTRUE; |
829 | } |
830 | |
831 | //_____________________________________________________________________________ |
832 | void AliRun::MediaTable() |
833 | { |
834 | // |
835 | // Built media table to get from the media number to |
836 | // the detector id |
837 | // |
ad51aeb0 |
838 | Int_t kz, nz, idt, lz, i, k, ind; |
839 | // Int_t ibeg; |
fe4da5cc |
840 | TObjArray &dets = *gAlice->Detectors(); |
8494b010 |
841 | AliModule *det; |
fe4da5cc |
842 | // |
843 | // For all detectors |
844 | for (kz=0;kz<fNdets;kz++) { |
845 | // If detector is defined |
8494b010 |
846 | if((det=(AliModule*) dets[kz])) { |
ad51aeb0 |
847 | TArrayI &idtmed = *(det->GetIdtmed()); |
848 | for(nz=0;nz<100;nz++) { |
fe4da5cc |
849 | // Find max and min material number |
ad51aeb0 |
850 | if((idt=idtmed[nz])) { |
fe4da5cc |
851 | det->LoMedium() = det->LoMedium() < idt ? det->LoMedium() : idt; |
852 | det->HiMedium() = det->HiMedium() > idt ? det->HiMedium() : idt; |
853 | } |
854 | } |
855 | if(det->LoMedium() > det->HiMedium()) { |
856 | det->LoMedium() = 0; |
857 | det->HiMedium() = 0; |
858 | } else { |
859 | if(det->HiMedium() > fImedia->GetSize()) { |
ad51aeb0 |
860 | Error("MediaTable","Increase fImedia from %d to %d", |
861 | fImedia->GetSize(),det->HiMedium()); |
fe4da5cc |
862 | return; |
863 | } |
864 | // Tag all materials in rage as belonging to detector kz |
865 | for(lz=det->LoMedium(); lz<= det->HiMedium(); lz++) { |
866 | (*fImedia)[lz]=kz; |
867 | } |
868 | } |
869 | } |
870 | } |
871 | // |
872 | // Print summary table |
873 | printf(" Traking media ranges:\n"); |
874 | for(i=0;i<(fNdets-1)/6+1;i++) { |
875 | for(k=0;k< (6<fNdets-i*6?6:fNdets-i*6);k++) { |
876 | ind=i*6+k; |
8494b010 |
877 | det=(AliModule*)dets[ind]; |
fe4da5cc |
878 | if(det) |
879 | printf(" %6s: %3d -> %3d;",det->GetName(),det->LoMedium(), |
880 | det->HiMedium()); |
881 | else |
882 | printf(" %6s: %3d -> %3d;","NULL",0,0); |
883 | } |
884 | printf("\n"); |
885 | } |
886 | } |
887 | |
888 | //____________________________________________________________________________ |
889 | void AliRun::SetGenerator(AliGenerator *generator) |
890 | { |
891 | // |
892 | // Load the event generator |
893 | // |
894 | if(!fGenerator) fGenerator = generator; |
895 | } |
896 | |
897 | //____________________________________________________________________________ |
898 | void AliRun::SetTransPar(char* filename) |
899 | { |
900 | // |
901 | // Read filename to set the transport parameters |
902 | // |
903 | |
fe4da5cc |
904 | |
905 | const Int_t ncuts=10; |
906 | const Int_t nflags=11; |
907 | const Int_t npars=ncuts+nflags; |
908 | const char pars[npars][7] = {"CUTGAM" ,"CUTELE","CUTNEU","CUTHAD","CUTMUO", |
909 | "BCUTE","BCUTM","DCUTE","DCUTM","PPCUTM","ANNI", |
910 | "BREM","COMP","DCAY","DRAY","HADR","LOSS", |
911 | "MULS","PAIR","PHOT","RAYL"}; |
912 | char line[256]; |
ad51aeb0 |
913 | char detName[7]; |
fe4da5cc |
914 | char* filtmp; |
915 | Float_t cut[ncuts]; |
916 | Int_t flag[nflags]; |
917 | Int_t i, itmed, iret, ktmed, kz; |
918 | FILE *lun; |
919 | // |
920 | // See whether the file is there |
921 | filtmp=gSystem->ExpandPathName(filename); |
922 | lun=fopen(filtmp,"r"); |
923 | delete [] filtmp; |
924 | if(!lun) { |
ad51aeb0 |
925 | Warning("SetTransPar","File %s does not exist!\n",filename); |
fe4da5cc |
926 | return; |
927 | } |
928 | // |
929 | printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n"); |
930 | printf(" *%59s\n","*"); |
931 | printf(" * Please check carefully what you are doing!%10s\n","*"); |
932 | printf(" *%59s\n","*"); |
933 | // |
934 | while(1) { |
935 | // Initialise cuts and flags |
936 | for(i=0;i<ncuts;i++) cut[i]=-99; |
937 | for(i=0;i<nflags;i++) flag[i]=-99; |
938 | itmed=0; |
939 | for(i=0;i<256;i++) line[i]='\0'; |
940 | // Read up to the end of line excluded |
941 | iret=fscanf(lun,"%[^\n]",line); |
942 | if(iret<0) { |
943 | //End of file |
944 | fclose(lun); |
945 | printf(" *%59s\n","*"); |
946 | printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n"); |
947 | return; |
948 | } |
949 | // Read the end of line |
950 | fscanf(lun,"%*c"); |
951 | if(!iret) continue; |
952 | if(line[0]=='*') continue; |
953 | // Read the numbers |
ad51aeb0 |
954 | 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", |
955 | detName,&itmed,&cut[0],&cut[1],&cut[2],&cut[3],&cut[4],&cut[5],&cut[6],&cut[7],&cut[8], |
956 | &cut[9],&flag[0],&flag[1],&flag[2],&flag[3],&flag[4],&flag[5],&flag[6],&flag[7], |
957 | &flag[8],&flag[9],&flag[10]); |
fe4da5cc |
958 | if(!iret) continue; |
959 | if(iret<0) { |
960 | //reading error |
ad51aeb0 |
961 | Warning("SetTransPar","Error reading file %s\n",filename); |
fe4da5cc |
962 | continue; |
963 | } |
ad51aeb0 |
964 | // Check that the module exist |
965 | AliModule *mod = GetModule(detName); |
966 | if(mod) { |
967 | // Get the array of media numbers |
968 | TArrayI &idtmed = *mod->GetIdtmed(); |
969 | // Check that the tracking medium code is valid |
970 | if(0<=itmed && itmed < 100) { |
971 | ktmed=idtmed[itmed]; |
972 | if(!ktmed) { |
973 | Warning("SetTransPar","Invalid tracking medium code %d for %s\n",itmed,mod->GetName()); |
974 | continue; |
fe4da5cc |
975 | } |
ad51aeb0 |
976 | // Set energy thresholds |
977 | for(kz=0;kz<ncuts;kz++) { |
978 | if(cut[kz]>=0) { |
23370b7a |
979 | printf(" * %-6s set to %10.3E for tracking medium code %4d for %s\n", |
ad51aeb0 |
980 | pars[kz],cut[kz],itmed,mod->GetName()); |
cfce8870 |
981 | gMC->Gstpar(ktmed,pars[kz],cut[kz]); |
ad51aeb0 |
982 | } |
fe4da5cc |
983 | } |
ad51aeb0 |
984 | // Set transport mechanisms |
985 | for(kz=0;kz<nflags;kz++) { |
986 | if(flag[kz]>=0) { |
987 | printf(" * %-6s set to %10d for tracking medium code %4d for %s\n", |
988 | pars[ncuts+kz],flag[kz],itmed,mod->GetName()); |
cfce8870 |
989 | gMC->Gstpar(ktmed,pars[ncuts+kz],Float_t(flag[kz])); |
ad51aeb0 |
990 | } |
991 | } |
992 | } else { |
993 | Warning("SetTransPar","Invalid medium code %d *\n",itmed); |
994 | continue; |
fe4da5cc |
995 | } |
996 | } else { |
ad51aeb0 |
997 | Warning("SetTransPar","Module %s not present\n",detName); |
fe4da5cc |
998 | continue; |
999 | } |
1000 | } |
1001 | } |
1002 | |
1003 | //_____________________________________________________________________________ |
1004 | void AliRun::MakeTree(Option_t *option) |
1005 | { |
1006 | // |
1007 | // Create the ROOT trees |
1008 | // Loop on all detectors to create the Root branch (if any) |
1009 | // |
1010 | |
1011 | // |
1012 | // Analyse options |
1013 | char *K = strstr(option,"K"); |
1014 | char *H = strstr(option,"H"); |
1015 | char *E = strstr(option,"E"); |
1016 | char *D = strstr(option,"D"); |
1017 | char *R = strstr(option,"R"); |
1018 | // |
59fe9bd2 |
1019 | if (K && !fTreeK) fTreeK = new TTree("TreeK0","Kinematics"); |
1020 | if (H && !fTreeH) fTreeH = new TTree("TreeH0","Hits"); |
1021 | if (D && !fTreeD) fTreeD = new TTree("TreeD0","Digits"); |
fe4da5cc |
1022 | if (E && !fTreeE) fTreeE = new TTree("TE","Header"); |
59fe9bd2 |
1023 | if (R && !fTreeR) fTreeR = new TTree("TreeR0","Reconstruction"); |
fe4da5cc |
1024 | if (fTreeH) fTreeH->SetAutoSave(1000000000); //no autosave |
1025 | // |
1026 | // Create a branch for hits/digits for each detector |
1027 | // Each branch is a TClonesArray. Each data member of the Hits classes |
1028 | // will be in turn a subbranch of the detector master branch |
8494b010 |
1029 | TIter next(fModules); |
1030 | AliModule *detector; |
1031 | while((detector = (AliModule*)next())) { |
fe4da5cc |
1032 | if (H || D || R) detector->MakeBranch(option); |
1033 | } |
1034 | // Create a branch for particles |
1035 | if (fTreeK && K) fTreeK->Branch("Particles",&fParticles,4000); |
1036 | |
1037 | // Create a branch for Header |
1038 | if (fTreeE && E) fTreeE->Branch("Header","AliHeader",&header,4000); |
1039 | } |
1040 | |
1041 | //_____________________________________________________________________________ |
1042 | Int_t AliRun::PurifyKine(Int_t lastSavedTrack, Int_t nofTracks) |
1043 | { |
1044 | // |
1045 | // PurifyKine with external parameters |
1046 | // |
1047 | fHgwmk = lastSavedTrack; |
1048 | fNtrack = nofTracks; |
1049 | PurifyKine(); |
1050 | return fHgwmk; |
1051 | } |
1052 | |
1053 | //_____________________________________________________________________________ |
1054 | void AliRun::PurifyKine() |
1055 | { |
1056 | // |
1057 | // Compress kinematic tree keeping only flagged particles |
1058 | // and renaming the particle id's in all the hits |
1059 | // |
1060 | TClonesArray &particles = *fParticles; |
1061 | int nkeep=fHgwmk+1, parent, i; |
1578254f |
1062 | TParticle *part, *partnew, *father; |
fe4da5cc |
1063 | AliHit *OneHit; |
1064 | int *map = new int[particles.GetEntries()]; |
1065 | |
1066 | // Save in Header total number of tracks before compression |
1067 | fHeader.SetNtrack(fHeader.GetNtrack()+fNtrack-fHgwmk); |
1068 | |
1069 | // Preset map, to be removed later |
1070 | for(i=0; i<fNtrack; i++) { |
1071 | if(i<=fHgwmk) map[i]=i ; else map[i] = -99 ;} |
1072 | // Second pass, build map between old and new numbering |
1073 | for(i=fHgwmk+1; i<fNtrack; i++) { |
1578254f |
1074 | part = (TParticle *)particles.UncheckedAt(i); |
fe4da5cc |
1075 | if(part->TestBit(Keep_Bit)) { |
1076 | |
1077 | // This particle has to be kept |
1078 | map[i]=nkeep; |
1079 | if(i!=nkeep) { |
1080 | |
1081 | // Old and new are different, have to copy |
1578254f |
1082 | partnew = (TParticle *)particles.UncheckedAt(nkeep); |
fe4da5cc |
1083 | *partnew = *part; |
1084 | } else partnew = part; |
1085 | |
1086 | // as the parent is always *before*, it must be already |
1087 | // in place. This is what we are checking anyway! |
1578254f |
1088 | if((parent=partnew->GetFirstMother())>fHgwmk) { |
fe4da5cc |
1089 | if(map[parent]==-99) printf("map[%d] = -99!\n",parent); |
1578254f |
1090 | partnew->SetFirstMother(map[parent]); |
fe4da5cc |
1091 | } |
1092 | nkeep++; |
1093 | } |
1094 | } |
1095 | fNtrack=nkeep; |
1096 | |
1578254f |
1097 | // Fix daughters information |
fe4da5cc |
1098 | for (i=fHgwmk+1; i<fNtrack; i++) { |
1578254f |
1099 | part = (TParticle *)particles.UncheckedAt(i); |
1100 | parent = part->GetFirstMother(); |
1101 | father = (TParticle *)particles.UncheckedAt(parent); |
1102 | if(father->TestBit(Daughters_Bit)) { |
fe4da5cc |
1103 | |
1578254f |
1104 | if(i<father->GetFirstDaughter()) father->SetFirstDaughter(i); |
1105 | if(i>father->GetLastDaughter()) father->SetLastDaughter(i); |
fe4da5cc |
1106 | } else { |
1578254f |
1107 | // Iitialise daughters info for first pass |
1108 | father->SetFirstDaughter(i); |
1109 | father->SetLastDaughter(i); |
1110 | father->SetBit(Daughters_Bit); |
fe4da5cc |
1111 | } |
1112 | } |
1113 | |
1114 | // Now loop on all detectors and reset the hits |
8494b010 |
1115 | TIter next(fModules); |
1116 | AliModule *detector; |
1117 | while((detector = (AliModule*)next())) { |
fe4da5cc |
1118 | if (!detector->Hits()) continue; |
1119 | TClonesArray &vHits=*(detector->Hits()); |
1120 | if(vHits.GetEntries() != detector->GetNhits()) |
1121 | printf("vHits.GetEntries()!=detector->GetNhits(): %d != %d\n", |
1122 | vHits.GetEntries(),detector->GetNhits()); |
1123 | for (i=0; i<detector->GetNhits(); i++) { |
1124 | OneHit = (AliHit *)vHits.UncheckedAt(i); |
1125 | OneHit->SetTrack(map[OneHit->GetTrack()]); |
1126 | } |
1127 | } |
1128 | |
1129 | fHgwmk=nkeep-1; |
1130 | particles.SetLast(fHgwmk); |
1131 | delete [] map; |
1132 | } |
1133 | |
1134 | //_____________________________________________________________________________ |
1135 | void AliRun::Reset(Int_t run, Int_t idevent) |
1136 | { |
1137 | // |
1138 | // Reset all Detectors & kinematics & trees |
1139 | // |
59fe9bd2 |
1140 | char hname[30]; |
1141 | // |
fe4da5cc |
1142 | ResetStack(); |
1143 | ResetHits(); |
1144 | ResetDigits(); |
1145 | |
1146 | // Initialise event header |
1147 | fHeader.Reset(run,idevent); |
1148 | |
59fe9bd2 |
1149 | if(fTreeK) { |
1150 | fTreeK->Reset(); |
1151 | sprintf(hname,"TreeK%d",idevent); |
1152 | fTreeK->SetName(hname); |
1153 | } |
1154 | if(fTreeH) { |
1155 | fTreeH->Reset(); |
1156 | sprintf(hname,"TreeH%d",idevent); |
1157 | fTreeH->SetName(hname); |
1158 | } |
1159 | if(fTreeD) { |
1160 | fTreeD->Reset(); |
1161 | sprintf(hname,"TreeD%d",idevent); |
1162 | fTreeD->SetName(hname); |
1163 | } |
1164 | if(fTreeR) { |
1165 | fTreeR->Reset(); |
1166 | sprintf(hname,"TreeR%d",idevent); |
1167 | fTreeR->SetName(hname); |
1168 | } |
fe4da5cc |
1169 | } |
1170 | |
1171 | //_____________________________________________________________________________ |
1172 | void AliRun::ResetDigits() |
1173 | { |
1174 | // |
1175 | // Reset all Detectors digits |
1176 | // |
8494b010 |
1177 | TIter next(fModules); |
1178 | AliModule *detector; |
1179 | while((detector = (AliModule*)next())) { |
fe4da5cc |
1180 | detector->ResetDigits(); |
1181 | } |
1182 | } |
1183 | |
1184 | //_____________________________________________________________________________ |
1185 | void AliRun::ResetHits() |
1186 | { |
1187 | // |
1188 | // Reset all Detectors hits |
1189 | // |
8494b010 |
1190 | TIter next(fModules); |
1191 | AliModule *detector; |
1192 | while((detector = (AliModule*)next())) { |
fe4da5cc |
1193 | detector->ResetHits(); |
1194 | } |
1195 | } |
1196 | |
1197 | //_____________________________________________________________________________ |
1198 | void AliRun::ResetPoints() |
1199 | { |
1200 | // |
1201 | // Reset all Detectors points |
1202 | // |
8494b010 |
1203 | TIter next(fModules); |
1204 | AliModule *detector; |
1205 | while((detector = (AliModule*)next())) { |
fe4da5cc |
1206 | detector->ResetPoints(); |
1207 | } |
1208 | } |
1209 | |
1210 | //_____________________________________________________________________________ |
1211 | void AliRun::Run(Int_t nevent, const char *setup) |
1212 | { |
1213 | // |
1214 | // Main function to be called to process a galice run |
1215 | // example |
1216 | // Root > gAlice.Run(); |
1217 | // a positive number of events will cause the finish routine |
1218 | // to be called |
1219 | // |
1220 | |
1221 | Int_t i, todo; |
1222 | // check if initialisation has been done |
1223 | if (!fInitDone) Init(setup); |
1224 | |
fe4da5cc |
1225 | // Create the Root Tree with one branch per detector |
1226 | if(!fEvent) { |
1227 | gAlice->MakeTree("KHDER"); |
1228 | } |
1229 | |
1230 | todo = TMath::Abs(nevent); |
1231 | for (i=0; i<todo; i++) { |
1232 | // Process one run (one run = one event) |
1233 | gAlice->Reset(fRun, fEvent); |
cfce8870 |
1234 | gMC->Gtrigi(); |
1235 | gMC->Gtrigc(); |
1236 | gMC->Gtrig(); |
fe4da5cc |
1237 | gAlice->FinishEvent(); |
1238 | fEvent++; |
1239 | } |
1240 | |
1241 | // End of this run, close files |
1242 | if(nevent>0) gAlice->FinishRun(); |
1243 | } |
1244 | |
1245 | //_____________________________________________________________________________ |
1246 | void AliRun::RunLego(const char *setup,Int_t ntheta,Float_t themin, |
1247 | Float_t themax,Int_t nphi,Float_t phimin,Float_t phimax, |
1248 | Float_t rmin,Float_t rmax,Float_t zmax) |
1249 | { |
1250 | // |
1251 | // Generates lego plots of: |
1252 | // - radiation length map phi vs theta |
1253 | // - radiation length map phi vs eta |
1254 | // - interaction length map |
1255 | // - g/cm2 length map |
1256 | // |
1257 | // ntheta bins in theta, eta |
1258 | // themin minimum angle in theta (degrees) |
1259 | // themax maximum angle in theta (degrees) |
1260 | // nphi bins in phi |
1261 | // phimin minimum angle in phi (degrees) |
1262 | // phimax maximum angle in phi (degrees) |
1263 | // rmin minimum radius |
1264 | // rmax maximum radius |
1265 | // |
1266 | // |
1267 | // The number of events generated = ntheta*nphi |
1268 | // run input parameters in macro setup (default="Config.C") |
1269 | // |
1270 | // Use macro "lego.C" to visualize the 3 lego plots in spherical coordinates |
1271 | //Begin_Html |
1272 | /* |
1439f98e |
1273 | <img src="picts/AliRunLego1.gif"> |
fe4da5cc |
1274 | */ |
1275 | //End_Html |
1276 | //Begin_Html |
1277 | /* |
1439f98e |
1278 | <img src="picts/AliRunLego2.gif"> |
fe4da5cc |
1279 | */ |
1280 | //End_Html |
1281 | //Begin_Html |
1282 | /* |
1439f98e |
1283 | <img src="picts/AliRunLego3.gif"> |
fe4da5cc |
1284 | */ |
1285 | //End_Html |
1286 | // |
1287 | |
1288 | // check if initialisation has been done |
1289 | if (!fInitDone) Init(setup); |
1290 | |
1291 | fLego = new AliLego("lego","lego"); |
1292 | fLego->Init(ntheta,themin,themax,nphi,phimin,phimax,rmin,rmax,zmax); |
1293 | fLego->Run(); |
1294 | |
1295 | // Create only the Root event Tree |
1296 | gAlice->MakeTree("E"); |
1297 | |
1298 | // End of this run, close files |
1299 | gAlice->FinishRun(); |
1300 | } |
1301 | |
1302 | //_____________________________________________________________________________ |
1303 | void AliRun::SetCurrentTrack(Int_t track) |
1304 | { |
1305 | // |
1306 | // Set current track number |
1307 | // |
1308 | fCurrent = track; |
1309 | } |
1310 | |
1311 | //_____________________________________________________________________________ |
1578254f |
1312 | void AliRun::SetTrack(Int_t done, Int_t parent, Int_t pdg, Float_t *pmom, |
fe4da5cc |
1313 | Float_t *vpos, Float_t *polar, Float_t tof, |
1314 | const char *mecha, Int_t &ntr, Float_t weight) |
1315 | { |
1316 | // |
1317 | // Load a track on the stack |
1318 | // |
1319 | // done 0 if the track has to be transported |
1320 | // 1 if not |
1321 | // parent identifier of the parent track. -1 for a primary |
1578254f |
1322 | // pdg particle code |
fe4da5cc |
1323 | // pmom momentum GeV/c |
1324 | // vpos position |
1325 | // polar polarisation |
1326 | // tof time of flight in seconds |
1327 | // mecha production mechanism |
1328 | // ntr on output the number of the track stored |
1329 | // |
1330 | TClonesArray &particles = *fParticles; |
1578254f |
1331 | TParticle *particle; |
fe4da5cc |
1332 | Float_t mass; |
1578254f |
1333 | const Int_t firstdaughter=-1; |
1334 | const Int_t lastdaughter=-1; |
fe4da5cc |
1335 | const Int_t KS=0; |
1578254f |
1336 | // const Float_t tlife=0; |
fe4da5cc |
1337 | |
1578254f |
1338 | // |
1339 | // Here we get the static mass |
1340 | // For MC is ok, but a more sophisticated method could be necessary |
1341 | // if the calculated mass is required |
1342 | // also, this method is potentially dangerous if the mass |
1343 | // used in the MC is not the same of the PDG database |
1344 | // |
1345 | mass = TDatabasePDG::Instance()->GetParticle(pdg)->Mass(); |
fe4da5cc |
1346 | Float_t e=TMath::Sqrt(mass*mass+pmom[0]*pmom[0]+ |
1347 | pmom[1]*pmom[1]+pmom[2]*pmom[2]); |
1348 | |
1349 | //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", |
1578254f |
1350 | //pname,mass,e,fNtrack,pdg,vpos[0],vpos[1],vpos[2],pmom[0],pmom[1],pmom[2],KS,mecha); |
fe4da5cc |
1351 | |
1578254f |
1352 | particle=new(particles[fNtrack]) TParticle(pdg,KS,parent,-1,firstdaughter, |
1353 | lastdaughter,pmom[0],pmom[1],pmom[2], |
1354 | e,vpos[0],vpos[1],vpos[2],tof); |
1355 | // polar[0],polar[1],polar[2],tof, |
1356 | // mecha,weight); |
1357 | ((TParticle*)particles[fNtrack])->SetPolarisation(TVector3(polar[0],polar[1],polar[2])); |
1358 | ((TParticle*)particles[fNtrack])->SetWeight(weight); |
fe4da5cc |
1359 | if(!done) particle->SetBit(Done_Bit); |
1360 | |
1361 | if(parent>=0) { |
1578254f |
1362 | particle=(TParticle*) fParticles->UncheckedAt(parent); |
1363 | particle->SetLastDaughter(fNtrack); |
1364 | if(particle->GetFirstDaughter()<0) particle->SetFirstDaughter(fNtrack); |
fe4da5cc |
1365 | } else { |
1366 | // |
1367 | // This is a primary track. Set high water mark for this event |
1368 | fHgwmk=fNtrack; |
1369 | // |
1370 | // Set also number if primary tracks |
1371 | fHeader.SetNprimary(fHgwmk+1); |
1372 | fHeader.SetNtrack(fHgwmk+1); |
1373 | } |
1374 | ntr = fNtrack++; |
1375 | } |
1376 | |
1377 | //_____________________________________________________________________________ |
1378 | void AliRun::KeepTrack(const Int_t track) |
1379 | { |
1380 | // |
1381 | // flags a track to be kept |
1382 | // |
1383 | TClonesArray &particles = *fParticles; |
1578254f |
1384 | ((TParticle*)particles[track])->SetBit(Keep_Bit); |
fe4da5cc |
1385 | } |
1386 | |
1387 | //_____________________________________________________________________________ |
1388 | void AliRun::StepManager(Int_t id) const |
1389 | { |
1390 | // |
1391 | // Called at every step during transport |
1392 | // |
1393 | |
fe4da5cc |
1394 | Int_t copy; |
1395 | // |
1396 | // --- If lego option, do it and leave |
1397 | if (fLego) { |
1398 | fLego->StepManager(); |
1399 | return; |
1400 | } |
1401 | //Update energy deposition tables |
0a6d8768 |
1402 | sEventEnergy[gMC->CurrentVolID(copy)]+=gMC->Edep(); |
fe4da5cc |
1403 | |
1404 | //Call the appropriate stepping routine; |
8494b010 |
1405 | AliModule *det = (AliModule*)fModules->At(id); |
fe4da5cc |
1406 | if(det) det->StepManager(); |
1407 | } |
1408 | |
1409 | //_____________________________________________________________________________ |
6c9704e6 |
1410 | void AliRun::ReadEuclid(const char* filnam, const AliModule *det, char* topvol) |
fe4da5cc |
1411 | { |
1412 | // |
1413 | // read in the geometry of the detector in euclid file format |
1414 | // |
1415 | // id_det : the detector identification (2=its,...) |
1416 | // topvol : return parameter describing the name of the top |
1417 | // volume of geometry. |
1418 | // |
1419 | // author : m. maire |
1420 | // |
1421 | // 28.07.98 |
1422 | // several changes have been made by miroslav helbich |
1423 | // subroutine is rewrited to follow the new established way of memory |
1424 | // booking for tracking medias and rotation matrices. |
1425 | // all used tracking media have to be defined first, for this you can use |
1426 | // subroutine greutmed. |
1427 | // top volume is searched as only volume not positioned into another |
1428 | // |
1429 | |
fe4da5cc |
1430 | Int_t i, nvol, iret, itmed, irot, numed, npar, ndiv, iaxe; |
1431 | Int_t ndvmx, nr, flag; |
1432 | char key[5], card[77], natmed[21]; |
1433 | char name[5], mother[5], shape[5], konly[5], volst[7000][5]; |
1434 | char *filtmp; |
1435 | Float_t par[50]; |
1436 | Float_t teta1, phi1, teta2, phi2, teta3, phi3, orig, step; |
1437 | Float_t xo, yo, zo; |
1438 | Int_t idrot[5000],istop[7000]; |
1439 | FILE *lun; |
fe4da5cc |
1440 | // |
1441 | // *** The input filnam name will be with extension '.euc' |
1442 | filtmp=gSystem->ExpandPathName(filnam); |
1443 | lun=fopen(filtmp,"r"); |
1444 | delete [] filtmp; |
1445 | if(!lun) { |
1446 | printf(" *** GREUCL *** Could not open file %s\n",filnam); |
1447 | return; |
1448 | } |
ad51aeb0 |
1449 | //* --- definition of rotation matrix 0 --- |
1450 | TArrayI &idtmed = *(det->GetIdtmed()); |
fe4da5cc |
1451 | idrot[0]=0; |
1452 | nvol=0; |
1453 | L10: |
1454 | for(i=0;i<77;i++) card[i]=0; |
1455 | iret=fscanf(lun,"%77[^\n]",card); |
1456 | if(iret<=0) goto L20; |
1457 | fscanf(lun,"%*c"); |
1458 | //* |
1459 | strncpy(key,card,4); |
1460 | key[4]='\0'; |
1461 | if (!strcmp(key,"TMED")) { |
1462 | sscanf(&card[5],"%d '%[^']'",&itmed,natmed); |
1463 | //Pad the string with blanks |
1464 | i=-1; |
1465 | while(natmed[++i]); |
1466 | while(i<20) natmed[i++]=' '; |
1467 | natmed[i]='\0'; |
1468 | // |
cfce8870 |
1469 | gMC->Gckmat(idtmed[itmed],natmed); |
fe4da5cc |
1470 | //* |
1471 | } else if (!strcmp(key,"ROTM")) { |
1472 | sscanf(&card[4],"%d %f %f %f %f %f %f",&irot,&teta1,&phi1,&teta2,&phi2,&teta3,&phi3); |
1473 | det->AliMatrix(idrot[irot],teta1,phi1,teta2,phi2,teta3,phi3); |
1474 | //* |
1475 | } else if (!strcmp(key,"VOLU")) { |
1476 | sscanf(&card[5],"'%[^']' '%[^']' %d %d", name, shape, &numed, &npar); |
1477 | if (npar>0) { |
1478 | for(i=0;i<npar;i++) fscanf(lun,"%f",&par[i]); |
1479 | fscanf(lun,"%*c"); |
1480 | } |
cfce8870 |
1481 | gMC->Gsvolu( name, shape, idtmed[numed], par, npar); |
fe4da5cc |
1482 | //* save the defined volumes |
1483 | strcpy(volst[++nvol],name); |
1484 | istop[nvol]=1; |
1485 | //* |
1486 | } else if (!strcmp(key,"DIVN")) { |
1487 | sscanf(&card[5],"'%[^']' '%[^']' %d %d", name, mother, &ndiv, &iaxe); |
cfce8870 |
1488 | gMC->Gsdvn ( name, mother, ndiv, iaxe ); |
fe4da5cc |
1489 | //* |
1490 | } else if (!strcmp(key,"DVN2")) { |
1491 | sscanf(&card[5],"'%[^']' '%[^']' %d %d %f %d",name, mother, &ndiv, &iaxe, &orig, &numed); |
cfce8870 |
1492 | gMC->Gsdvn2( name, mother, ndiv, iaxe, orig,idtmed[numed]); |
fe4da5cc |
1493 | //* |
1494 | } else if (!strcmp(key,"DIVT")) { |
1495 | sscanf(&card[5],"'%[^']' '%[^']' %f %d %d %d", name, mother, &step, &iaxe, &numed, &ndvmx); |
cfce8870 |
1496 | gMC->Gsdvt ( name, mother, step, iaxe, idtmed[numed], ndvmx); |
fe4da5cc |
1497 | //* |
1498 | } else if (!strcmp(key,"DVT2")) { |
1499 | sscanf(&card[5],"'%[^']' '%[^']' %f %d %f %d %d", name, mother, &step, &iaxe, &orig, &numed, &ndvmx); |
cfce8870 |
1500 | gMC->Gsdvt2 ( name, mother, step, iaxe, orig, idtmed[numed], ndvmx ); |
fe4da5cc |
1501 | //* |
1502 | } else if (!strcmp(key,"POSI")) { |
1503 | sscanf(&card[5],"'%[^']' %d '%[^']' %f %f %f %d '%[^']'", name, &nr, mother, &xo, &yo, &zo, &irot, konly); |
1504 | //*** volume name cannot be the top volume |
1505 | for(i=1;i<=nvol;i++) { |
1506 | if (!strcmp(volst[i],name)) istop[i]=0; |
1507 | } |
1508 | //* |
cfce8870 |
1509 | gMC->Gspos ( name, nr, mother, xo, yo, zo, idrot[irot], konly ); |
fe4da5cc |
1510 | //* |
1511 | } else if (!strcmp(key,"POSP")) { |
1512 | sscanf(&card[5],"'%[^']' %d '%[^']' %f %f %f %d '%[^']' %d", name, &nr, mother, &xo, &yo, &zo, &irot, konly, &npar); |
1513 | if (npar > 0) { |
1514 | for(i=0;i<npar;i++) fscanf(lun,"%f",&par[i]); |
1515 | fscanf(lun,"%*c"); |
1516 | } |
1517 | //*** volume name cannot be the top volume |
1518 | for(i=1;i<=nvol;i++) { |
1519 | if (!strcmp(volst[i],name)) istop[i]=0; |
1520 | } |
1521 | //* |
cfce8870 |
1522 | gMC->Gsposp ( name, nr, mother, xo,yo,zo, idrot[irot], konly, par, npar); |
fe4da5cc |
1523 | } |
1524 | //* |
1525 | if (strcmp(key,"END")) goto L10; |
1526 | //* find top volume in the geometry |
1527 | flag=0; |
1528 | for(i=1;i<=nvol;i++) { |
1529 | if (istop[i] && flag) { |
1530 | printf(" *** GREUCL *** warning: %s is another possible top volume\n",volst[i]); |
1531 | } |
1532 | if (istop[i] && !flag) { |
dda5e866 |
1533 | strcpy(topvol,volst[i]); |
fe4da5cc |
1534 | printf(" *** GREUCL *** volume %s taken as a top volume\n",topvol); |
1535 | flag=1; |
1536 | } |
1537 | } |
1538 | if (!flag) { |
1539 | printf("*** GREUCL *** warning: top volume not found\n"); |
1540 | } |
1541 | fclose (lun); |
1542 | //* |
1543 | //* commented out only for the not cernlib version |
1544 | printf(" *** GREUCL *** file: %s is now read in\n",filnam); |
1545 | // |
1546 | return; |
1547 | //* |
1548 | L20: |
1549 | printf(" *** GREUCL *** reading error or premature end of file\n"); |
1550 | } |
1551 | |
1552 | //_____________________________________________________________________________ |
23370b7a |
1553 | void AliRun::ReadEuclidMedia(const char* filnam, const AliModule *det) |
fe4da5cc |
1554 | { |
1555 | // |
1556 | // read in the materials and tracking media for the detector |
1557 | // in euclid file format |
1558 | // |
1559 | // filnam: name of the input file |
1560 | // id_det: id_det is the detector identification (2=its,...) |
1561 | // |
1562 | // author : miroslav helbich |
1563 | // |
1564 | Float_t sxmgmx = gAlice->Field()->Max(); |
1565 | Int_t isxfld = gAlice->Field()->Integ(); |
1566 | Int_t end, i, iret, itmed; |
1567 | char key[5], card[130], natmed[21], namate[21]; |
1568 | Float_t ubuf[50]; |
1569 | char* filtmp; |
1570 | FILE *lun; |
1571 | Int_t imate; |
1572 | Int_t nwbuf, isvol, ifield, nmat; |
1573 | Float_t a, z, dens, radl, absl, fieldm, tmaxfd, stemax, deemax, epsil, stmin; |
23370b7a |
1574 | // |
fe4da5cc |
1575 | end=strlen(filnam); |
1576 | for(i=0;i<end;i++) if(filnam[i]=='.') { |
1577 | end=i; |
1578 | break; |
1579 | } |
1580 | // |
1581 | // *** The input filnam name will be with extension '.euc' |
1582 | printf("The file name is %s\n",filnam); //Debug |
1583 | filtmp=gSystem->ExpandPathName(filnam); |
1584 | lun=fopen(filtmp,"r"); |
1585 | delete [] filtmp; |
1586 | if(!lun) { |
23370b7a |
1587 | Warning("ReadEuclidMedia","Could not open file %s\n",filnam); |
fe4da5cc |
1588 | return; |
1589 | } |
1590 | // |
1591 | // Retrieve Mag Field parameters |
1592 | Int_t ISXFLD=gAlice->Field()->Integ(); |
1593 | Float_t SXMGMX=gAlice->Field()->Max(); |
23370b7a |
1594 | // TArrayI &idtmed = *(det->GetIdtmed()); |
fe4da5cc |
1595 | // |
1596 | L10: |
1597 | for(i=0;i<130;i++) card[i]=0; |
1598 | iret=fscanf(lun,"%4s %[^\n]",key,card); |
1599 | if(iret<=0) goto L20; |
1600 | fscanf(lun,"%*c"); |
1601 | //* |
1602 | //* read material |
1603 | if (!strcmp(key,"MATE")) { |
1604 | sscanf(card,"%d '%[^']' %f %f %f %f %f %d",&imate,namate,&a,&z,&dens,&radl,&absl,&nwbuf); |
1605 | if (nwbuf>0) for(i=0;i<nwbuf;i++) fscanf(lun,"%f",&ubuf[i]); |
1606 | //Pad the string with blanks |
1607 | i=-1; |
1608 | while(namate[++i]); |
1609 | while(i<20) namate[i++]=' '; |
1610 | namate[i]='\0'; |
1611 | // |
1612 | det->AliMaterial(imate,namate,a,z,dens,radl,absl,ubuf,nwbuf); |
1613 | //* read tracking medium |
1614 | } else if (!strcmp(key,"TMED")) { |
1615 | sscanf(card,"%d '%[^']' %d %d %d %f %f %f %f %f %f %d", |
1616 | &itmed,natmed,&nmat,&isvol,&ifield,&fieldm,&tmaxfd, |
1617 | &stemax,&deemax,&epsil,&stmin,&nwbuf); |
1618 | if (nwbuf>0) for(i=0;i<nwbuf;i++) fscanf(lun,"%f",&ubuf[i]); |
1619 | if (ifield<0) ifield=isxfld; |
1620 | if (fieldm<0) fieldm=sxmgmx; |
1621 | //Pad the string with blanks |
1622 | i=-1; |
1623 | while(natmed[++i]); |
1624 | while(i<20) natmed[i++]=' '; |
1625 | natmed[i]='\0'; |
1626 | // |
ad51aeb0 |
1627 | det->AliMedium(itmed,natmed,nmat,isvol,ISXFLD,SXMGMX,tmaxfd, |
fe4da5cc |
1628 | stemax,deemax,epsil,stmin,ubuf,nwbuf); |
23370b7a |
1629 | // (*fImedia)[idtmed[itmed]-1]=id_det; |
fe4da5cc |
1630 | //* |
1631 | } |
1632 | //* |
1633 | if (strcmp(key,"END")) goto L10; |
1634 | fclose (lun); |
1635 | //* |
1636 | //* commented out only for the not cernlib version |
23370b7a |
1637 | Warning("ReadEuclidMedia","file: %s is now read in\n",filnam); |
fe4da5cc |
1638 | //* |
1639 | return; |
1640 | //* |
1641 | L20: |
23370b7a |
1642 | Warning("ReadEuclidMedia","reading error or premature end of file\n"); |
fe4da5cc |
1643 | } |
1644 | |
1645 | //_____________________________________________________________________________ |
1646 | void AliRun::Streamer(TBuffer &R__b) |
1647 | { |
1648 | // |
1649 | // Stream an object of class AliRun. |
1650 | // |
1651 | if (R__b.IsReading()) { |
1652 | Version_t R__v = R__b.ReadVersion(); if (R__v) { } |
1653 | TNamed::Streamer(R__b); |
1654 | if (!gAlice) gAlice = this; |
1655 | gROOT->GetListOfBrowsables()->Add(this,"Run"); |
59fe9bd2 |
1656 | fTreeE = (TTree*)gDirectory->Get("TE"); |
1657 | if (fTreeE) fTreeE->SetBranchAddress("Header", &header); |
1658 | else Error("Streamer","cannot find Header Tree\n"); |
fe4da5cc |
1659 | R__b >> fNtrack; |
1660 | R__b >> fHgwmk; |
1661 | R__b >> fDebug; |
1662 | fHeader.Streamer(R__b); |
8494b010 |
1663 | R__b >> fModules; |
fe4da5cc |
1664 | R__b >> fParticles; |
1665 | R__b >> fField; |
1666 | // R__b >> fMC; |
1667 | R__b >> fNdets; |
1668 | R__b >> fTrRmax; |
1669 | R__b >> fTrZmax; |
1670 | R__b >> fGenerator; |
59fe9bd2 |
1671 | if(R__v>1) { |
1672 | R__b >> fPDGDB; //Particle factory object! |
1673 | fTreeE->GetEntry(0); |
1674 | } else { |
1675 | fHeader.SetEvent(0); |
1676 | fPDGDB = TDatabasePDG::Instance(); //Particle factory object! |
1677 | } |
fe4da5cc |
1678 | } else { |
1679 | R__b.WriteVersion(AliRun::IsA()); |
1680 | TNamed::Streamer(R__b); |
1681 | R__b << fNtrack; |
1682 | R__b << fHgwmk; |
1683 | R__b << fDebug; |
1684 | fHeader.Streamer(R__b); |
8494b010 |
1685 | R__b << fModules; |
fe4da5cc |
1686 | R__b << fParticles; |
1687 | R__b << fField; |
1688 | // R__b << fMC; |
1689 | R__b << fNdets; |
1690 | R__b << fTrRmax; |
1691 | R__b << fTrZmax; |
1692 | R__b << fGenerator; |
1578254f |
1693 | R__b << fPDGDB; //Particle factory object! |
fe4da5cc |
1694 | } |
1695 | } |
1696 | |
1697 | |
1698 | //_____________________________________________________________________________ |
1699 | // |
1700 | // Interfaces to Fortran |
1701 | // |
1702 | //_____________________________________________________________________________ |
1703 | |
1704 | extern "C" void type_of_call rxgtrak (Int_t &mtrack, Int_t &ipart, Float_t *pmom, |
ad265d61 |
1705 | Float_t &e, Float_t *vpos, Float_t *polar, |
1706 | Float_t &tof) |
fe4da5cc |
1707 | { |
1708 | // |
1709 | // Fetches next track from the ROOT stack for transport. Called by the |
1710 | // modified version of GTREVE. |
1711 | // |
1712 | // Track number in the ROOT stack. If MTRACK=0 no |
1713 | // mtrack more tracks are left in the stack to be |
1714 | // transported. |
1715 | // ipart Particle code in the GEANT conventions. |
1716 | // pmom[3] Particle momentum in GeV/c |
1717 | // e Particle energy in GeV |
1718 | // vpos[3] Particle position |
1719 | // tof Particle time of flight in seconds |
1720 | // |
1578254f |
1721 | Int_t pdg; |
1722 | gAlice->GetNextTrack(mtrack, pdg, pmom, e, vpos, polar, tof); |
1723 | ipart = gMC->IdFromPDG(pdg); |
fe4da5cc |
1724 | mtrack++; |
1725 | } |
1726 | |
1727 | //_____________________________________________________________________________ |
1728 | extern "C" void type_of_call |
1729 | #ifndef WIN32 |
1730 | rxstrak (Int_t &keep, Int_t &parent, Int_t &ipart, Float_t *pmom, |
1731 | Float_t *vpos, Float_t &tof, const char* cmech, Int_t &ntr, const int cmlen) |
1732 | #else |
1733 | rxstrak (Int_t &keep, Int_t &parent, Int_t &ipart, Float_t *pmom, |
1734 | Float_t *vpos, Float_t &tof, const char* cmech, const int cmlen, |
1735 | Int_t &ntr) |
1736 | #endif |
1737 | { |
1738 | // |
1739 | // Fetches next track from the ROOT stack for transport. Called by GUKINE |
1740 | // and GUSTEP. |
1741 | // |
1742 | // Status of the track. If keep=0 the track is put |
1743 | // keep on the ROOT stack but it is not fetched for |
1744 | // transport. |
1745 | // parent Parent track. If parent=0 the track is a primary. |
1746 | // In GUSTEP the routine is normally called to store |
1747 | // secondaries generated by the current track whose |
1748 | // ROOT stack number is MTRACK (common SCKINE. |
1749 | // ipart Particle code in the GEANT conventions. |
1750 | // pmom[3] Particle momentum in GeV/c |
1751 | // vpos[3] Particle position |
1752 | // tof Particle time of flight in seconds |
1753 | // |
1754 | // cmech (CHARACTER*10) Particle origin. This field is user |
1755 | // defined and it is not used inside the GALICE code. |
1756 | // ntr Number assigned to the particle in the ROOT stack. |
1757 | // |
1758 | char mecha[11]; |
1759 | Float_t polar[3]={0.,0.,0.}; |
1760 | for(int i=0; i<10 && i<cmlen; i++) mecha[i]=cmech[i]; |
1761 | mecha[10]=0; |
1578254f |
1762 | Int_t pdg=gMC->PDGFromId(ipart); |
1763 | gAlice->SetTrack(keep, parent-1, pdg, pmom, vpos, polar, tof, mecha, ntr); |
fe4da5cc |
1764 | ntr++; |
1765 | } |
1766 | |
1767 | //_____________________________________________________________________________ |
1768 | extern "C" void type_of_call rxkeep(const Int_t &n) |
1769 | { |
1770 | if( NULL==gAlice ) exit(1); |
1771 | |
1772 | if( n<=0 || n>gAlice->Particles()->GetEntries() ) |
1773 | { |
1774 | printf(" Bad index n=%d must be 0<n<=%d\n", |
1775 | n,gAlice->Particles()->GetEntries()); |
1776 | exit(1); |
1777 | } |
1778 | |
1578254f |
1779 | ((TParticle*)(gAlice->Particles()->UncheckedAt(n-1)))->SetBit(Keep_Bit); |
fe4da5cc |
1780 | } |
1781 | |
1782 | //_____________________________________________________________________________ |
1783 | extern "C" void type_of_call rxouth () |
1784 | { |
1785 | // |
1786 | // Called by Gtreve at the end of each primary track |
1787 | // |
1788 | gAlice->FinishPrimary(); |
1789 | } |
1790 | |