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4c039060 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
88cb7938 | 16 | /* $Id$ */ |
4c039060 | 17 | |
4ae5bbc4 | 18 | #include <Riostream.h> |
58005f18 | 19 | |
012f0f4c | 20 | #include <TLorentzVector.h> |
21 | #include <TParticle.h> | |
58005f18 | 22 | |
b2340bbf | 23 | #include "AliRun.h" |
58005f18 | 24 | #include "AliITS.h" |
4fc5ed2d | 25 | #include "AliITSgeom.h" |
58005f18 | 26 | #include "AliITShit.h" |
5d12ce38 | 27 | #include "AliMC.h" |
58005f18 | 28 | |
29 | ||
30 | ClassImp(AliITShit) | |
31 | //////////////////////////////////////////////////////////////////////// | |
32 | // Version: 0 | |
33 | // Written by Rene Brun, Federico Carminati, and Roberto Barbera | |
34 | // | |
35 | // Version: 1 | |
36 | // Modified and documented by Bjorn S. Nilsen | |
37 | // July 11 1999 | |
38 | // | |
39 | // AliITShit is the hit class for the ITS. Hits are the information | |
40 | // that comes from a Monte Carlo at each step as a particle mass through | |
41 | // sensitive detector elements as particles are transported through a | |
42 | // detector. | |
43 | // | |
44 | //Begin_Html | |
45 | /* | |
a92b2b7d | 46 | <img src="picts/ITS/AliITShit_Class_Diagram.gif"> |
58005f18 | 47 | </pre> |
48 | <br clear=left> | |
49 | <font size=+2 color=red> | |
50 | <p>This show the relasionships between the ITS hit class and the rest of Aliroot. | |
51 | </font> | |
52 | <pre> | |
53 | */ | |
54 | //End_Html | |
b2340bbf | 55 | //////////////////////////////////////////////////////////////////////// |
56 | // Inline Member functions: | |
57 | // | |
58 | // AliITShit() | |
59 | // The default creator of the AliITShit class. | |
60 | // | |
61 | // ~AliITShit() | |
62 | // The default destructor of the AliITShit class. | |
63 | // | |
64 | // int GetTrack() | |
65 | // See AliHit for a full description. Returns the track number fTrack | |
66 | // for this hit. | |
67 | // | |
68 | // SetTrack(int track) | |
69 | // See AliHit for a full description. Sets the track number fTrack | |
70 | // for this hit. | |
71 | // | |
72 | // Int_t GetTrackStatus() | |
73 | // Returns the value of the track status flag fStatus. This flag | |
74 | // indicates the track status at the time of creating this hit. It is | |
75 | // made up of the following 8 status bits from highest order to lowest | |
76 | // order bits | |
77 | // 0 : IsTrackAlive(): IsTrackStop():IsTrackDisappeared(): | |
78 | // IsTrackOut():IsTrackExiting():IsTrackEntering():IsTrackInside() . | |
79 | // See AliMC for a description of these functions. If the function is | |
80 | // true then the bit is set to one, otherwise it is zero. | |
81 | // | |
82 | // Bool_t StatusInside() | |
83 | // Returns kTRUE if the particle producing this hit is still inside | |
84 | // the present volume. Returns kFalse if this particle will be in another | |
85 | // volume. {bit IsTrackInside is set or not} | |
86 | // | |
87 | // Bool_t StatusEntering() | |
88 | // Returns kTRUE if the particle producing this hit is has just enterd | |
89 | // the present volume. Returns kFalse otherwise. {bit IsTrackEntering is | |
90 | // set or not} | |
91 | // | |
92 | // Bool_t StatusExiting() | |
93 | // Returns kTRUE if the particle producing this hit is will exit | |
94 | // the present volume. Returns kFalse otherwise. {bit IsTrackExiting is set | |
95 | // or not} | |
96 | // | |
97 | // Bool_t StatusOut() | |
98 | // Returns kTRUE if the particle producing this hit is goint exit the | |
99 | // simulation. Returns kFalse otherwise. {bit IsTrackOut is set or not} | |
100 | // | |
101 | // Bool_t StatusDisappeared() | |
102 | // Returns kTRUE if the particle producing this hit is going to "disappear" | |
103 | // for example it has interacted producing some other particles. Returns | |
104 | // kFalse otherwise. {bit IsTrackOut is set or not} | |
105 | // | |
106 | // Bool_t StatusStop() | |
107 | // Returns kTRUE if the particle producing this hit is has dropped below | |
108 | // its energy cut off producing some other particles. Returns kFalse otherwise. | |
109 | // {bit IsTrackOut is set or not} | |
110 | // | |
111 | // Bool_t StatuAlives() | |
112 | // Returns kTRUE if the particle producing this hit is going to continue | |
113 | // to be transported. Returns kFalse otherwise. {bit IsTrackOut is set or not} | |
114 | // | |
115 | // Int_t GetLayer() | |
116 | // Returns the layer number, fLayer, for this hit. | |
117 | // | |
118 | // Int_t GetLadder() | |
119 | // Returns the ladder number, fLadder, for this hit. | |
120 | // | |
121 | // Int_t GetDetector() | |
122 | // Returns the detector number, fDet, for this hit. | |
123 | // | |
124 | // GetDetectorID(Int_t &layer, Int_t &ladder, Int_t &detector) | |
125 | // Returns the layer, ladder, and detector numbers, fLayer fLadder fDet, | |
126 | // in one call. | |
127 | // | |
128 | // Float_t GetIonization() | |
129 | // Returns the energy lost, fDestep, by the particle creating this hit, | |
130 | // in the units defined by the Monte Carlo. | |
131 | // | |
132 | // GetPositionG(Float_t &x, Float_t &y, Float_t &z) | |
133 | // Returns the global position, fX fY fZ, of this hit, in the units | |
134 | // define by the Monte Carlo. | |
135 | // | |
136 | // GetPositionG(Double_t &x, Double_t &y, Double_t &z) | |
137 | // Returns the global position, fX fY fZ, of this hit, in the units | |
138 | // define by the Monte Carlo. | |
139 | // | |
140 | // GetPositionG(Float_t &x, Float_t &y, Float_t &z, Float_t &tof) | |
141 | // Returns the global position and time of flight, fX fY fZ fTof, of | |
142 | // this hit, in the units define by the Monte Carlo. | |
143 | // | |
144 | // GetPositionG(Double_t &x,Double_t &y,Double_t &z,Double_t &tof) | |
145 | // Returns the global position and time of flight, fX fY fZ fTof, of | |
146 | // this hit, in the units define by the Monte Carlo. | |
147 | // | |
148 | // GetPositionL(Double_t &x,Double_t &y,Double_t &z) | |
149 | // Returns the local position, fX fY fZ, of this hit in the coordiante | |
150 | // of this module, in the units define by the Monte Carlo. | |
151 | // | |
152 | // GetPositionG(Double_t &x,Double_t &y,Double_t &z,Double_t &tof) | |
153 | // Returns the local position and time of flight, fX fY fZ fTof, of | |
154 | // this hit in the coordinates of this module, in the units define by the | |
155 | // Monte Carlo. | |
156 | // | |
157 | // Float_t GetXG() | |
158 | // Returns the global x position in the units defined by the Monte Carlo. | |
159 | // | |
160 | // Float_t GetYG() | |
161 | // Returns the global y position in the units defined by the Monte Carlo. | |
162 | // | |
163 | // Float_t GetYG() | |
164 | // Returns the global z position in the units defined by the Monte Carlo. | |
165 | // | |
166 | // Float_t GetTOF() | |
167 | // Returns the time of flight, fTof, of this hit, in the units defined | |
168 | // by the Monte Carlo. | |
169 | // | |
170 | // GetMomentumG(Float_t &px, Float_t &py, Float_t &pz) | |
171 | // Returns the global momentum, fPx fPy fPz, of the particle that made | |
172 | // this hit, in the units define by the Monte Carlo. | |
173 | // | |
174 | // GetMomentumG(Double_t &px,Double_t &py,Double_t &pz) | |
175 | // Returns the global momentum, fPx fPy fPz, of the particle that made | |
176 | // this hit, in the units define by the Monte Carlo. | |
177 | // | |
178 | // GetMomentumL(Double_t &px,Double_t &py,Double_t &pz) | |
179 | // Returns the momentum, fPx fPy fPz in coordinate appropreate for this | |
180 | // specific module, in the units define by the Monte Carlo. | |
181 | // | |
182 | // Float_t GetPXG() | |
183 | // Returns the global X momentum in the units defined by the Monte Carlo. | |
184 | // | |
185 | // Float_t GetPYG() | |
186 | // Returns the global Y momentum in the units defined by the Monte Carlo. | |
187 | // | |
188 | // Float_t GetPZG() | |
189 | // Returns the global Z momentum in the units defined by the Monte Carlo. | |
190 | // | |
191 | //////////////////////////////////////////////////////////////////////// | |
58005f18 | 192 | //_____________________________________________________________________________ |
7537d03c | 193 | AliITShit::AliITShit():AliHit(), |
012f0f4c | 194 | fStatus(0), // Track Status |
195 | fModule(0), // Module number | |
196 | fPx(0.0), // PX of particle at the point of the hit | |
197 | fPy(0.0), // PY of particle at the point of the hit | |
198 | fPz(0.0), // PZ of particle at the point of the hit | |
199 | fDestep(0.0), // Energy deposited in the current step | |
200 | fTof(0.0), // Time of flight at the point of the hit | |
201 | fStatus0(0),// Track Status of Starting point | |
202 | fx0(0.0), // Starting point of this step | |
203 | fy0(0.0), // Starting point of this step | |
204 | fz0(0.0), // Starting point of this step | |
205 | ft0(0.0) // Starting point of this step | |
206 | { | |
7e3ded1b | 207 | // Default Constructor |
208 | // Zero data member just to be safe. | |
209 | // Intputs: | |
210 | // none. | |
211 | // Outputs: | |
212 | // none. | |
213 | // Return: | |
214 | // A default created AliITShit class. | |
215 | ||
7e3ded1b | 216 | } |
012f0f4c | 217 | //---------------------------------------------------------------------- |
7e3ded1b | 218 | AliITShit::AliITShit(Int_t shunt,Int_t track,Int_t *vol,Float_t edep, |
012f0f4c | 219 | Float_t tof,TLorentzVector &x,TLorentzVector &x0, |
220 | TLorentzVector &p) : | |
221 | AliHit(shunt, track), // AliHit | |
222 | fStatus(vol[3]), // Track Status | |
223 | fModule(vol[0]), // Module number | |
224 | fPx(p.Px()), // PX of particle at the point of the hit | |
225 | fPy(p.Py()), // PY of particle at the point of the hit | |
226 | fPz(p.Pz()), // PZ of particle at the point of the hit | |
227 | fDestep(edep), // Energy deposited in the current step | |
228 | fTof(tof), // Time of flight at the point of the hit | |
229 | fStatus0(vol[4]),// Track Status of Starting point | |
230 | fx0(x0.X()), // Starting point of this step | |
231 | fy0(x0.Y()), // Starting point of this step | |
232 | fz0(x0.Z()), // Starting point of this step | |
233 | ft0(x0.T()) // Starting point of this step | |
234 | { | |
235 | // Create ITS hit | |
236 | // The creator of the AliITShit class. The variables shunt and | |
237 | // track are passed to the creator of the AliHit class. See the AliHit | |
238 | // class for a full description. In the units of the Monte Carlo | |
239 | // Inputs: | |
7e3ded1b | 240 | // Int_t shunt See AliHit |
241 | // Int_t track Track number, see AliHit | |
242 | // Int_t *vol Array of integer hit data, | |
012f0f4c | 243 | // vol[0] module |
244 | // vol[1] not used | |
245 | // vol[2] not used | |
7e3ded1b | 246 | // vol[3] Set of status bits |
247 | // vol[4] Set of status bits at start | |
012f0f4c | 248 | // Float_t edep The energy deposited GeV during the transport |
249 | // of this step | |
250 | // Float_t tof The time of flight of this particle at this step | |
251 | // TLorenzVector &x The Global position of this step [cm] | |
252 | // TLorenzVector &x0 The Global position of where this step | |
253 | // started from [cm] | |
254 | // TLorenzVector &p The Global momentum of the particle at this | |
255 | // step [GeV/c] | |
7e3ded1b | 256 | // Outputs: |
257 | // none. | |
258 | // Return: | |
259 | // A default created AliITShit class. | |
260 | ||
012f0f4c | 261 | SetPosition(x); |
7e3ded1b | 262 | } |
263 | //______________________________________________________________________ | |
58005f18 | 264 | AliITShit::AliITShit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits): |
012f0f4c | 265 | AliHit(shunt, track), // AliHit |
266 | fStatus(vol[3]), // Track Status | |
267 | fModule(vol[0]), // Module number | |
268 | fPx(hits[3]), // PX of particle at the point of the hit | |
269 | fPy(hits[4]), // PY of particle at the point of the hit | |
270 | fPz(hits[5]), // PZ of particle at the point of the hit | |
271 | fDestep(hits[6]), // Energy deposited in the current step | |
272 | fTof(hits[7]), // Time of flight at the point of the hit | |
273 | fStatus0(vol[4]),// Track Status of Starting point | |
274 | fx0(hits[8]), // Starting point of this step | |
275 | fy0(hits[9]), // Starting point of this step | |
276 | fz0(hits[10]), // Starting point of this step | |
277 | ft0(hits[11]) // Starting point of this step | |
278 | { | |
279 | // Create ITS hit | |
280 | // The creator of the AliITShit class. The variables shunt and | |
281 | // track are passed to the creator of the AliHit class. See the AliHit | |
282 | // class for a full description. the integer array *vol contains, in order, | |
283 | // fLayer = vol[0], fDet = vol[1], fLadder = vol[2], fStatus = vol[3]. | |
284 | // The array *hits contains, in order, fX = hits[0], fY = hits[1], | |
285 | // fZ = hits[2], fPx = hits[3], fPy = hits[4], fPz = hits[5], | |
286 | // fDestep = hits[6], and fTof = hits[7]. In the units of the Monte Carlo | |
7e3ded1b | 287 | // Intputs: |
288 | // Int_t shunt See AliHit | |
289 | // Int_t track Track number, see AliHit | |
290 | // Int_t *vol Array of integer hit data, | |
012f0f4c | 291 | // vol[0] module number |
292 | // vol[1] not used | |
293 | // vol[2] not used | |
7e3ded1b | 294 | // vol[3] Set of status bits |
012f0f4c | 295 | // vol[4] Set of status bits at start |
7e3ded1b | 296 | // Float_t *hits Array of hit information |
297 | // hits[0] X global position of this hit | |
298 | // hits[1] Y global position of this hit | |
299 | // hits[2] Z global position of this hit | |
300 | // hits[3] Px global position of this hit | |
301 | // hits[4] Py global position of this hit | |
302 | // hits[5] Pz global position of this hit | |
303 | // hits[6] Energy deposited by this step | |
304 | // hits[7] Time of flight of this particle at this step | |
012f0f4c | 305 | // hits[8] X0 global position of start of step |
306 | // hits[9] Y0 global position of start of step | |
307 | // hits[10] Z0 global position of start of step | |
308 | // hits[11] Time of flight of this particle before step | |
7e3ded1b | 309 | // Outputs: |
310 | // none. | |
311 | // Return: | |
312 | // A standard created AliITShit class. | |
012f0f4c | 313 | |
314 | fX = hits[0]; // Track X global position | |
315 | fY = hits[1]; // Track Y global position | |
316 | fZ = hits[2]; // Track Z global position | |
58005f18 | 317 | } |
b2340bbf | 318 | //______________________________________________________________________ |
012f0f4c | 319 | AliITShit::AliITShit(const AliITShit &h): |
320 | AliHit(h), // AliHit | |
321 | fStatus(h.fStatus), // Track Status | |
322 | fModule(h.fModule), // Module number | |
323 | fPx(h.fPx), // PX of particle at the point of the hit | |
324 | fPy(h.fPy), // PY of particle at the point of the hit | |
325 | fPz(h.fPz), // PZ of particle at the point of the hit | |
326 | fDestep(h.fDestep), // Energy deposited in the current step | |
327 | fTof(h.fTof), // Time of flight at the point of the hit | |
328 | fStatus0(h.fStatus0),// Track Status of Starting point | |
329 | fx0(h.fx0), // Starting point of this step | |
330 | fy0(h.fy0), // Starting point of this step | |
331 | fz0(h.fz0), // Starting point of this step | |
332 | ft0(h.ft0) // Starting point of this step | |
333 | { | |
334 | // The standard copy constructor | |
335 | // Inputs: | |
336 | // AliITShit &h the sourse of this copy | |
337 | // Outputs: | |
338 | // none. | |
339 | // Return: | |
340 | // A copy of the sourse hit h | |
58005f18 | 341 | |
012f0f4c | 342 | //Info("CopyConstructor","Coping hit"); |
343 | ||
344 | if(this == &h) return; | |
58005f18 | 345 | return; |
346 | } | |
b2340bbf | 347 | //______________________________________________________________________ |
012f0f4c | 348 | AliITShit& AliITShit::operator=(const AliITShit &h){ |
349 | // The standard = operator | |
350 | // Inputs: | |
351 | // AliITShit &h the sourse of this copy | |
352 | // Outputs: | |
353 | // none. | |
354 | // Return: | |
355 | // A copy of the sourse hit h | |
356 | ||
357 | if(this == &h) return *this; | |
358 | this->fStatus = h.fStatus; | |
359 | this->fModule = h.fModule; | |
360 | this->fPx = h.fPx; | |
361 | this->fPy = h.fPy; | |
362 | this->fPz = h.fPz; | |
363 | this->fDestep = h.fDestep; | |
364 | this->fTof = h.fTof; | |
365 | this->fStatus0 = h.fStatus0; | |
366 | this->fx0 = h.fx0; | |
367 | this->fy0 = h.fy0; | |
368 | this->fz0 = h.fz0; | |
369 | this->ft0 = h.ft0; | |
370 | return *this; | |
371 | } | |
372 | //______________________________________________________________________ | |
373 | void AliITShit::SetShunt(Int_t shunt){ | |
374 | // Sets track flag based on shunt value. Code copied from | |
375 | // AliHit standar constructor. | |
376 | // Inputs: | |
377 | // Int_t shunt A flag to indecate what to do with track numbers | |
378 | // Outputs: | |
379 | // none. | |
380 | // Return: | |
381 | // none. | |
382 | Int_t primary,track,current,parent; | |
383 | TParticle *part; | |
384 | ||
385 | track = fTrack; | |
386 | if(shunt == 1) { | |
387 | primary = gAlice->GetMCApp()->GetPrimary(track); | |
388 | gAlice->GetMCApp()->Particle(primary)->SetBit(kKeepBit); | |
389 | fTrack=primary; | |
390 | }else if (shunt == 2) { | |
391 | // the "primary" particle associated to the hit is | |
392 | // the last track that has been flagged in the StepManager | |
393 | // used by PHOS to associate the hit with the decay gamma | |
394 | // rather than with the original pi0 | |
395 | parent=track; | |
396 | while (1) { | |
397 | current=parent; | |
398 | part = gAlice->GetMCApp()->Particle(current); | |
399 | parent=part->GetFirstMother(); | |
400 | if(parent<0 || part->TestBit(kKeepBit)) | |
401 | break; | |
402 | } | |
403 | fTrack=current; | |
404 | }else { | |
405 | fTrack=track; | |
406 | gAlice->GetMCApp()->FlagTrack(fTrack); | |
407 | } // end if shunt | |
408 | } | |
409 | //______________________________________________________________________ | |
58005f18 | 410 | void AliITShit::GetPositionL(Float_t &x,Float_t &y,Float_t &z,Float_t &tof){ |
012f0f4c | 411 | // Returns the position and time of flight of this hit in the local |
412 | // coordinates of this module, and in the units of the Monte Carlo. | |
413 | // Inputs: | |
414 | // none. | |
415 | // Outputs: | |
416 | // Float_t x Global position of this hit [cm] | |
417 | // Float_t y Global position of this hit [cm] | |
418 | // Float_t z Global poistion of this hit [cm] | |
419 | // Float_t tof Time of flight of particle at this hit | |
420 | // Return: | |
421 | // none. | |
58005f18 | 422 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
423 | Float_t g[3],l[3]; | |
424 | ||
425 | g[0] = fX; | |
426 | g[1] = fY; | |
427 | g[2] = fZ; | |
4fc5ed2d | 428 | if(gm) { |
012f0f4c | 429 | gm->GtoL(fModule,g,l); |
430 | x = l[0]; | |
431 | y = l[1]; | |
432 | z = l[2]; | |
4fc5ed2d | 433 | } else { |
012f0f4c | 434 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); |
435 | // AliITSv7 - SDD case | |
436 | x=fX; | |
437 | y=fY; | |
438 | z=fZ; | |
439 | } // end if | |
58005f18 | 440 | tof = fTof; |
441 | return; | |
442 | } | |
b2340bbf | 443 | //______________________________________________________________________ |
d2ace6e6 | 444 | void AliITShit::GetPositionL0(Double_t &x,Double_t &y,Double_t &z, |
012f0f4c | 445 | Double_t &tof){ |
446 | // Returns the initial position and time of flight of this hit | |
447 | // in the local coordinates of this module, and in the units of the | |
448 | // Monte Carlo. | |
449 | // Inputs: | |
450 | // none. | |
451 | // Outputs: | |
452 | // Double_t x Global position of this hit [cm] | |
453 | // Double_t y Global position of this hit [cm] | |
454 | // Double_t z Global poistion of this hit [cm] | |
455 | // Double_t tof Time of flight of particle at this hit | |
456 | // Return: | |
457 | // none. | |
d2ace6e6 | 458 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
459 | Float_t g[3],l[3]; | |
460 | ||
461 | g[0] = fx0; | |
462 | g[1] = fy0; | |
463 | g[2] = fz0; | |
464 | if(gm) { | |
012f0f4c | 465 | gm->GtoL(fModule,g,l); |
466 | x = l[0]; | |
467 | y = l[1]; | |
468 | z = l[2]; | |
d2ace6e6 | 469 | } else { |
012f0f4c | 470 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); |
471 | x=fx0; | |
472 | y=fy0; | |
473 | z=fz0; | |
d2ace6e6 | 474 | } |
475 | tof = ft0; | |
476 | return; | |
477 | } | |
478 | //______________________________________________________________________ | |
58005f18 | 479 | void AliITShit::GetMomentumL(Float_t &px,Float_t &py,Float_t &pz){ |
012f0f4c | 480 | // Returns the momentum of this hit in the local coordinates of this |
481 | // module, and in the units of the Monte Carlo. | |
482 | // Inputs: | |
483 | // none. | |
484 | // Outputs: | |
485 | // Float_t px Track x momentum at this hit [GeV/c] | |
486 | // Float_t py Track y momentum at this hit [GeV/c] | |
487 | // Float_t pz Track z momentum at this hit [GeV/c] | |
488 | // Return: | |
489 | // none. | |
58005f18 | 490 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
491 | Float_t g[3],l[3]; | |
492 | ||
493 | g[0] = fPx; | |
494 | g[1] = fPy; | |
495 | g[2] = fPz; | |
4fc5ed2d | 496 | if (gm) { |
012f0f4c | 497 | gm->GtoLMomentum(fModule,g,l); |
498 | px = l[0]; | |
499 | py = l[1]; | |
500 | pz = l[2]; | |
4fc5ed2d | 501 | } else { |
012f0f4c | 502 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); |
503 | px=fPx; | |
504 | py=fPy; | |
505 | pz=fPz; | |
506 | } // end if | |
58005f18 | 507 | return; |
508 | } | |
b2340bbf | 509 | //______________________________________________________________________ |
012f0f4c | 510 | TParticle * AliITShit::GetParticle() const { |
511 | // Returns the pointer to the TParticle for the particle that created | |
512 | // this hit. From the TParticle all kinds of information about this | |
513 | // particle can be found. See the TParticle class. | |
514 | // Inputs: | |
515 | // none. | |
516 | // Outputs: | |
517 | // none. | |
518 | // Return: | |
519 | // The TParticle of the track that created this hit. | |
4fc5ed2d | 520 | |
012f0f4c | 521 | return gAlice->GetMCApp()->Particle(GetTrack()); |
b2340bbf | 522 | } |
012f0f4c | 523 | //---------------------------------------------------------------------- |
524 | void AliITShit::GetDetectorID(Int_t &layer,Int_t &ladder,Int_t &det)const{ | |
525 | // Returns the layer ladder and detector number lables for this | |
526 | // ITS module. The use of layer, ladder and detector number for | |
527 | // discribing the ITS is obsoleate. | |
528 | // Inputs: | |
529 | // none. | |
530 | // Outputs: | |
531 | // Int_t &layer Layer lable | |
532 | // Int_t &ladder Ladder lable | |
533 | // Int_t &det Detector lable | |
534 | // Return: | |
535 | // none. | |
b2340bbf | 536 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
537 | ||
012f0f4c | 538 | gm->GetModuleId(fModule,layer,ladder,det); |
539 | return; | |
3dbb2c95 | 540 | } |
541 | //---------------------------------------------------------------------- | |
33da2552 | 542 | void AliITShit::Print(ostream *os) const { |
012f0f4c | 543 | // Standard output format for this class. |
544 | // Inputs: | |
545 | // ostream *os The output stream | |
546 | // Outputs: | |
547 | // none. | |
548 | // Return: | |
549 | // none. | |
550 | ||
3dbb2c95 | 551 | #if defined __GNUC__ |
552 | #if __GNUC__ > 2 | |
553 | ios::fmtflags fmt; | |
554 | #else | |
555 | Int_t fmt; | |
556 | #endif | |
94831058 | 557 | #else |
9f69211c | 558 | #if defined __ICC || defined __ECC || defined __xlC__ |
94831058 | 559 | ios::fmtflags fmt; |
3dbb2c95 | 560 | #else |
561 | Int_t fmt; | |
94831058 | 562 | #endif |
3dbb2c95 | 563 | #endif |
564 | ||
565 | fmt = os->setf(ios::scientific); // set scientific floating point output | |
e11d9a3a | 566 | *os << fTrack << " " << fX << " " << fY << " " << fZ << " "; |
3dbb2c95 | 567 | fmt = os->setf(ios::hex); // set hex for fStatus only. |
568 | *os << fStatus << " "; | |
569 | fmt = os->setf(ios::dec); // every thing else decimel. | |
012f0f4c | 570 | *os << fModule << " "; |
3dbb2c95 | 571 | *os << fPx << " " << fPy << " " << fPz << " "; |
572 | *os << fDestep << " " << fTof; | |
000d397e | 573 | *os << " " << fx0 << " " << fy0 << " " << fz0; |
574 | // *os << " " << endl; | |
3dbb2c95 | 575 | os->flags(fmt); // reset back to old formating. |
576 | return; | |
577 | } | |
578 | //---------------------------------------------------------------------- | |
33da2552 | 579 | void AliITShit::Read(istream *is) { |
012f0f4c | 580 | // Standard input format for this class. |
581 | // Inputs: | |
582 | // istream *is the input stream | |
583 | // Outputs: | |
584 | // none. | |
585 | // Return: | |
586 | // none. | |
e11d9a3a | 587 | |
588 | *is >> fTrack >> fX >> fY >> fZ; | |
012f0f4c | 589 | *is >> fStatus >> fModule >> fPx >> fPy >> fPz >> fDestep >> fTof; |
7e3ded1b | 590 | *is >> fx0 >> fy0 >> fz0; |
3dbb2c95 | 591 | return; |
592 | } | |
593 | //---------------------------------------------------------------------- | |
594 | ostream &operator<<(ostream &os,AliITShit &p){ | |
012f0f4c | 595 | // Standard output streaming function. |
596 | // Inputs: | |
597 | // ostream os The output stream | |
598 | // AliITShit p The his to be printed out | |
599 | // Outputs: | |
600 | // none. | |
601 | // Return: | |
602 | // The input stream | |
603 | ||
3dbb2c95 | 604 | p.Print(&os); |
605 | return os; | |
606 | } | |
607 | //---------------------------------------------------------------------- | |
608 | istream &operator>>(istream &is,AliITShit &r){ | |
012f0f4c | 609 | // Standard input streaming function. |
610 | // Inputs: | |
611 | // istream is The input stream | |
612 | // AliITShit p The AliITShit class to be filled from this input stream | |
613 | // Outputs: | |
614 | // none. | |
615 | // Return: | |
616 | // The input stream | |
617 | ||
3dbb2c95 | 618 | r.Read(&is); |
619 | return is; | |
b2340bbf | 620 | } |
3dbb2c95 | 621 | //---------------------------------------------------------------------- |