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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 | |
20 | #include <TMath.h> | |
21 | #include <TRandom.h> | |
22 | #include <TVector.h> | |
23 | #include <TGeometry.h> | |
24 | #include <TNode.h> | |
25 | #include <TTUBE.h> | |
4fc5ed2d | 26 | #include "TParticle.h" |
58005f18 | 27 | |
b2340bbf | 28 | #include "AliRun.h" |
58005f18 | 29 | #include "AliITS.h" |
4fc5ed2d | 30 | #include "AliITSgeom.h" |
58005f18 | 31 | #include "AliITShit.h" |
5d12ce38 | 32 | #include "AliMC.h" |
58005f18 | 33 | |
34 | ||
35 | ClassImp(AliITShit) | |
36 | //////////////////////////////////////////////////////////////////////// | |
37 | // Version: 0 | |
38 | // Written by Rene Brun, Federico Carminati, and Roberto Barbera | |
39 | // | |
40 | // Version: 1 | |
41 | // Modified and documented by Bjorn S. Nilsen | |
42 | // July 11 1999 | |
43 | // | |
44 | // AliITShit is the hit class for the ITS. Hits are the information | |
45 | // that comes from a Monte Carlo at each step as a particle mass through | |
46 | // sensitive detector elements as particles are transported through a | |
47 | // detector. | |
48 | // | |
49 | //Begin_Html | |
50 | /* | |
a92b2b7d | 51 | <img src="picts/ITS/AliITShit_Class_Diagram.gif"> |
58005f18 | 52 | </pre> |
53 | <br clear=left> | |
54 | <font size=+2 color=red> | |
55 | <p>This show the relasionships between the ITS hit class and the rest of Aliroot. | |
56 | </font> | |
57 | <pre> | |
58 | */ | |
59 | //End_Html | |
b2340bbf | 60 | //////////////////////////////////////////////////////////////////////// |
61 | // Inline Member functions: | |
62 | // | |
63 | // AliITShit() | |
64 | // The default creator of the AliITShit class. | |
65 | // | |
66 | // ~AliITShit() | |
67 | // The default destructor of the AliITShit class. | |
68 | // | |
69 | // int GetTrack() | |
70 | // See AliHit for a full description. Returns the track number fTrack | |
71 | // for this hit. | |
72 | // | |
73 | // SetTrack(int track) | |
74 | // See AliHit for a full description. Sets the track number fTrack | |
75 | // for this hit. | |
76 | // | |
77 | // Int_t GetTrackStatus() | |
78 | // Returns the value of the track status flag fStatus. This flag | |
79 | // indicates the track status at the time of creating this hit. It is | |
80 | // made up of the following 8 status bits from highest order to lowest | |
81 | // order bits | |
82 | // 0 : IsTrackAlive(): IsTrackStop():IsTrackDisappeared(): | |
83 | // IsTrackOut():IsTrackExiting():IsTrackEntering():IsTrackInside() . | |
84 | // See AliMC for a description of these functions. If the function is | |
85 | // true then the bit is set to one, otherwise it is zero. | |
86 | // | |
87 | // Bool_t StatusInside() | |
88 | // Returns kTRUE if the particle producing this hit is still inside | |
89 | // the present volume. Returns kFalse if this particle will be in another | |
90 | // volume. {bit IsTrackInside is set or not} | |
91 | // | |
92 | // Bool_t StatusEntering() | |
93 | // Returns kTRUE if the particle producing this hit is has just enterd | |
94 | // the present volume. Returns kFalse otherwise. {bit IsTrackEntering is | |
95 | // set or not} | |
96 | // | |
97 | // Bool_t StatusExiting() | |
98 | // Returns kTRUE if the particle producing this hit is will exit | |
99 | // the present volume. Returns kFalse otherwise. {bit IsTrackExiting is set | |
100 | // or not} | |
101 | // | |
102 | // Bool_t StatusOut() | |
103 | // Returns kTRUE if the particle producing this hit is goint exit the | |
104 | // simulation. Returns kFalse otherwise. {bit IsTrackOut is set or not} | |
105 | // | |
106 | // Bool_t StatusDisappeared() | |
107 | // Returns kTRUE if the particle producing this hit is going to "disappear" | |
108 | // for example it has interacted producing some other particles. Returns | |
109 | // kFalse otherwise. {bit IsTrackOut is set or not} | |
110 | // | |
111 | // Bool_t StatusStop() | |
112 | // Returns kTRUE if the particle producing this hit is has dropped below | |
113 | // its energy cut off producing some other particles. Returns kFalse otherwise. | |
114 | // {bit IsTrackOut is set or not} | |
115 | // | |
116 | // Bool_t StatuAlives() | |
117 | // Returns kTRUE if the particle producing this hit is going to continue | |
118 | // to be transported. Returns kFalse otherwise. {bit IsTrackOut is set or not} | |
119 | // | |
120 | // Int_t GetLayer() | |
121 | // Returns the layer number, fLayer, for this hit. | |
122 | // | |
123 | // Int_t GetLadder() | |
124 | // Returns the ladder number, fLadder, for this hit. | |
125 | // | |
126 | // Int_t GetDetector() | |
127 | // Returns the detector number, fDet, for this hit. | |
128 | // | |
129 | // GetDetectorID(Int_t &layer, Int_t &ladder, Int_t &detector) | |
130 | // Returns the layer, ladder, and detector numbers, fLayer fLadder fDet, | |
131 | // in one call. | |
132 | // | |
133 | // Float_t GetIonization() | |
134 | // Returns the energy lost, fDestep, by the particle creating this hit, | |
135 | // in the units defined by the Monte Carlo. | |
136 | // | |
137 | // GetPositionG(Float_t &x, Float_t &y, Float_t &z) | |
138 | // Returns the global position, fX fY fZ, of this hit, in the units | |
139 | // define by the Monte Carlo. | |
140 | // | |
141 | // GetPositionG(Double_t &x, Double_t &y, Double_t &z) | |
142 | // Returns the global position, fX fY fZ, of this hit, in the units | |
143 | // define by the Monte Carlo. | |
144 | // | |
145 | // GetPositionG(Float_t &x, Float_t &y, Float_t &z, Float_t &tof) | |
146 | // Returns the global position and time of flight, fX fY fZ fTof, of | |
147 | // this hit, in the units define by the Monte Carlo. | |
148 | // | |
149 | // GetPositionG(Double_t &x,Double_t &y,Double_t &z,Double_t &tof) | |
150 | // Returns the global position and time of flight, fX fY fZ fTof, of | |
151 | // this hit, in the units define by the Monte Carlo. | |
152 | // | |
153 | // GetPositionL(Double_t &x,Double_t &y,Double_t &z) | |
154 | // Returns the local position, fX fY fZ, of this hit in the coordiante | |
155 | // of this module, in the units define by the Monte Carlo. | |
156 | // | |
157 | // GetPositionG(Double_t &x,Double_t &y,Double_t &z,Double_t &tof) | |
158 | // Returns the local position and time of flight, fX fY fZ fTof, of | |
159 | // this hit in the coordinates of this module, in the units define by the | |
160 | // Monte Carlo. | |
161 | // | |
162 | // Float_t GetXG() | |
163 | // Returns the global x position in the units defined by the Monte Carlo. | |
164 | // | |
165 | // Float_t GetYG() | |
166 | // Returns the global y position in the units defined by the Monte Carlo. | |
167 | // | |
168 | // Float_t GetYG() | |
169 | // Returns the global z position in the units defined by the Monte Carlo. | |
170 | // | |
171 | // Float_t GetTOF() | |
172 | // Returns the time of flight, fTof, of this hit, in the units defined | |
173 | // by the Monte Carlo. | |
174 | // | |
175 | // GetMomentumG(Float_t &px, Float_t &py, Float_t &pz) | |
176 | // Returns the global momentum, fPx fPy fPz, of the particle that made | |
177 | // this hit, in the units define by the Monte Carlo. | |
178 | // | |
179 | // GetMomentumG(Double_t &px,Double_t &py,Double_t &pz) | |
180 | // Returns the global momentum, fPx fPy fPz, of the particle that made | |
181 | // this hit, in the units define by the Monte Carlo. | |
182 | // | |
183 | // GetMomentumL(Double_t &px,Double_t &py,Double_t &pz) | |
184 | // Returns the momentum, fPx fPy fPz in coordinate appropreate for this | |
185 | // specific module, in the units define by the Monte Carlo. | |
186 | // | |
187 | // Float_t GetPXG() | |
188 | // Returns the global X momentum in the units defined by the Monte Carlo. | |
189 | // | |
190 | // Float_t GetPYG() | |
191 | // Returns the global Y momentum in the units defined by the Monte Carlo. | |
192 | // | |
193 | // Float_t GetPZG() | |
194 | // Returns the global Z momentum in the units defined by the Monte Carlo. | |
195 | // | |
196 | //////////////////////////////////////////////////////////////////////// | |
58005f18 | 197 | //_____________________________________________________________________________ |
7e3ded1b | 198 | AliITShit::AliITShit():AliHit(){ |
199 | // Default Constructor | |
200 | // Zero data member just to be safe. | |
201 | // Intputs: | |
202 | // none. | |
203 | // Outputs: | |
204 | // none. | |
205 | // Return: | |
206 | // A default created AliITShit class. | |
207 | ||
208 | fStatus = 0; // Track Status | |
209 | fLayer = 0; // Layer number | |
210 | fLadder = 0; // Ladder number | |
211 | fDet = 0; // Detector number | |
212 | fPx = 0.0; // PX of particle at the point of the hit | |
213 | fPy = 0.0; // PY of particle at the point of the hit | |
214 | fPz = 0.0; // PZ of particle at the point of the hit | |
215 | fDestep = 0.0; // Energy deposited in the current step | |
216 | fTof = 0.0; // Time of flight at the point of the hit | |
07265b7c | 217 | fStatus0 = 0; // zero status bit by default. |
7e3ded1b | 218 | fx0 = 0.0; // Starting point of this step |
219 | fy0 = 0.0; // Starting point of this step | |
220 | fz0 = 0.0; // Starting point of this step | |
221 | ft0 = 0.0; // Starting point of this step | |
222 | } | |
223 | AliITShit::AliITShit(Int_t shunt,Int_t track,Int_t *vol,Float_t edep, | |
224 | Float_t tof,TLorentzVector &x,TLorentzVector &x0, | |
225 | TLorentzVector &p) : AliHit(shunt, track){ | |
226 | //////////////////////////////////////////////////////////////////////// | |
227 | // Create ITS hit | |
228 | // The creator of the AliITShit class. The variables shunt and | |
229 | // track are passed to the creator of the AliHit class. See the AliHit | |
230 | // class for a full description. In the units of the Monte Carlo | |
231 | //////////////////////////////////////////////////////////////////////// | |
232 | // Intputs: | |
233 | // Int_t shunt See AliHit | |
234 | // Int_t track Track number, see AliHit | |
235 | // Int_t *vol Array of integer hit data, | |
236 | // vol[0] Layer where the hit is, 1-6 typicaly | |
237 | // vol[1] Ladder where the hit is. | |
238 | // vol[2] Detector number where the hit is | |
239 | // vol[3] Set of status bits | |
240 | // vol[4] Set of status bits at start | |
241 | // Outputs: | |
242 | // none. | |
243 | // Return: | |
244 | // A default created AliITShit class. | |
245 | ||
246 | fLayer = vol[0]; // Layer number | |
247 | fLadder = vol[2]; // Ladder number | |
248 | fDet = vol[1]; // Detector number | |
249 | fStatus = vol[3]; // Track status flags | |
250 | fStatus0 = vol[4]; // Track status flag for start position. | |
251 | fX = x.X(); // Track X global position | |
252 | fY = x.Y(); // Track Y global position | |
253 | fZ = x.Z(); // Track Z global position | |
254 | fPx = p.Px(); // Track X Momentum | |
255 | fPy = p.Py(); // Track Y Momentum | |
256 | fPz = p.Pz(); // Track Z Momentum | |
257 | fDestep = edep; // Track dE/dx for this step | |
258 | fTof = tof ; // Track Time of Flight for this step | |
259 | fx0 = x0.X(); // Track X global position | |
260 | fy0 = x0.Y(); // Track Y global position | |
261 | fz0 = x0.Z(); // Track Z global position | |
1e96b53e | 262 | ft0 = x0.T(); // Starting point of this step |
7e3ded1b | 263 | } |
264 | //______________________________________________________________________ | |
58005f18 | 265 | AliITShit::AliITShit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits): |
b2340bbf | 266 | AliHit(shunt, track){ |
267 | //////////////////////////////////////////////////////////////////////// | |
268 | // Create ITS hit | |
269 | // The creator of the AliITShit class. The variables shunt and | |
270 | // track are passed to the creator of the AliHit class. See the AliHit | |
271 | // class for a full description. the integer array *vol contains, in order, | |
272 | // fLayer = vol[0], fDet = vol[1], fLadder = vol[2], fStatus = vol[3]. | |
273 | // The array *hits contains, in order, fX = hits[0], fY = hits[1], | |
274 | // fZ = hits[2], fPx = hits[3], fPy = hits[4], fPz = hits[5], | |
275 | // fDestep = hits[6], and fTof = hits[7]. In the units of the Monte Carlo | |
276 | //////////////////////////////////////////////////////////////////////// | |
7e3ded1b | 277 | // Intputs: |
278 | // Int_t shunt See AliHit | |
279 | // Int_t track Track number, see AliHit | |
280 | // Int_t *vol Array of integer hit data, | |
281 | // vol[0] Layer where the hit is, 1-6 typicaly | |
282 | // vol[1] Ladder where the hit is. | |
283 | // vol[2] Detector number where the hit is | |
284 | // vol[3] Set of status bits | |
285 | // Float_t *hits Array of hit information | |
286 | // hits[0] X global position of this hit | |
287 | // hits[1] Y global position of this hit | |
288 | // hits[2] Z global position of this hit | |
289 | // hits[3] Px global position of this hit | |
290 | // hits[4] Py global position of this hit | |
291 | // hits[5] Pz global position of this hit | |
292 | // hits[6] Energy deposited by this step | |
293 | // hits[7] Time of flight of this particle at this step | |
294 | // Outputs: | |
295 | // none. | |
296 | // Return: | |
297 | // A standard created AliITShit class. | |
58005f18 | 298 | fLayer = vol[0]; // Layer number |
299 | fLadder = vol[2]; // Ladder number | |
300 | fDet = vol[1]; // Detector number | |
301 | fStatus = vol[3]; // Track status flags | |
7e3ded1b | 302 | fX = hits[0]; // Track X global position |
303 | fY = hits[1]; // Track Y global position | |
304 | fZ = hits[2]; // Track Z global position | |
58005f18 | 305 | fPx = hits[3]; // Track X Momentum |
306 | fPy = hits[4]; // Track Y Momentum | |
307 | fPz = hits[5]; // Track Z Momentum | |
308 | fDestep = hits[6]; // Track dE/dx for this step | |
309 | fTof = hits[7]; // Track Time of Flight for this step | |
07265b7c | 310 | fStatus0 = 0;// Track Status of Starting point |
311 | fx0 = 0.0; // Starting point of this step | |
312 | fy0 = 0.0; // Starting point of this step | |
313 | fz0 = 0.0; // Starting point of this step | |
314 | ft0 = 0.0; // Starting point of this step | |
58005f18 | 315 | } |
b2340bbf | 316 | //______________________________________________________________________ |
58005f18 | 317 | void AliITShit::GetPositionL(Float_t &x,Float_t &y,Float_t &z){ |
b2340bbf | 318 | //////////////////////////////////////////////////////////////////////// |
319 | // Returns the position of this hit in the local coordinates of this | |
320 | // module, and in the units of the Monte Carlo. | |
321 | //////////////////////////////////////////////////////////////////////// | |
58005f18 | 322 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
323 | Float_t g[3],l[3]; | |
324 | ||
325 | g[0] = fX; | |
326 | g[1] = fY; | |
327 | g[2] = fZ; | |
4fc5ed2d | 328 | if(gm) { |
329 | gm->GtoL(fLayer,fLadder,fDet,g,l); | |
330 | x = l[0]; | |
331 | y = l[1]; | |
332 | z = l[2]; | |
333 | } else { | |
334 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
335 | // AliITSv7 - SDD case | |
336 | x=fX; | |
d2ace6e6 | 337 | y=fY; |
338 | z=fZ; | |
4fc5ed2d | 339 | } |
58005f18 | 340 | return; |
341 | } | |
b2340bbf | 342 | //______________________________________________________________________ |
58005f18 | 343 | void AliITShit::GetPositionL(Float_t &x,Float_t &y,Float_t &z,Float_t &tof){ |
b2340bbf | 344 | //////////////////////////////////////////////////////////////////////// |
345 | // Returns the position and time of flight of this hit in the local | |
346 | // coordinates of this module, and in the units of the Monte Carlo. | |
347 | //////////////////////////////////////////////////////////////////////// | |
58005f18 | 348 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
349 | Float_t g[3],l[3]; | |
350 | ||
351 | g[0] = fX; | |
352 | g[1] = fY; | |
353 | g[2] = fZ; | |
4fc5ed2d | 354 | if(gm) { |
355 | gm->GtoL(fLayer,fLadder,fDet,g,l); | |
356 | x = l[0]; | |
357 | y = l[1]; | |
358 | z = l[2]; | |
359 | } else { | |
360 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
361 | // AliITSv7 - SDD case | |
362 | x=fX; | |
d2ace6e6 | 363 | y=fY; |
364 | z=fZ; | |
4fc5ed2d | 365 | } |
58005f18 | 366 | tof = fTof; |
367 | return; | |
368 | } | |
b2340bbf | 369 | //______________________________________________________________________ |
d2ace6e6 | 370 | void AliITShit::GetPositionL0(Double_t &x,Double_t &y,Double_t &z, |
371 | Double_t &tof){ | |
372 | //////////////////////////////////////////////////////////////////////// | |
373 | // Returns the initial position and time of flight of this hit in the local | |
374 | // coordinates of this module, and in the units of the Monte Carlo. | |
375 | //////////////////////////////////////////////////////////////////////// | |
376 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); | |
377 | Float_t g[3],l[3]; | |
378 | ||
379 | g[0] = fx0; | |
380 | g[1] = fy0; | |
381 | g[2] = fz0; | |
382 | if(gm) { | |
383 | gm->GtoL(fLayer,fLadder,fDet,g,l); | |
384 | x = l[0]; | |
385 | y = l[1]; | |
386 | z = l[2]; | |
387 | } else { | |
388 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
389 | // AliITSv7 - SDD case | |
390 | x=fx0; | |
391 | y=fy0; | |
392 | z=fz0; | |
393 | } | |
394 | tof = ft0; | |
395 | return; | |
396 | } | |
397 | //______________________________________________________________________ | |
58005f18 | 398 | Float_t AliITShit::GetXL(){ |
b2340bbf | 399 | //////////////////////////////////////////////////////////////////////// |
400 | // Returns the x position of this hit in the local coordinates of this | |
401 | // module, and in the units of the Monte Carlo. | |
402 | //////////////////////////////////////////////////////////////////////// | |
58005f18 | 403 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
404 | Float_t g[3],l[3]; | |
405 | ||
406 | g[0] = fX; | |
407 | g[1] = fY; | |
408 | g[2] = fZ; | |
4fc5ed2d | 409 | if(gm) { |
410 | gm->GtoL(fLayer,fLadder,fDet,g,l); | |
411 | return l[0]; | |
412 | } else { | |
413 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
414 | return fX; | |
415 | } | |
58005f18 | 416 | } |
b2340bbf | 417 | //______________________________________________________________________ |
58005f18 | 418 | Float_t AliITShit::GetYL(){ |
b2340bbf | 419 | //////////////////////////////////////////////////////////////////////// |
420 | // Returns the y position of this hit in the local coordinates of this | |
421 | // module, and in the units of the Monte Carlo. | |
422 | //////////////////////////////////////////////////////////////////////// | |
58005f18 | 423 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
424 | Float_t g[3],l[3]; | |
425 | ||
426 | g[0] = fX; | |
427 | g[1] = fY; | |
428 | g[2] = fZ; | |
4fc5ed2d | 429 | if (gm) { |
430 | gm->GtoL(fLayer,fLadder,fDet,g,l); | |
431 | return l[1]; | |
432 | } else { | |
433 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
434 | return fZ; | |
435 | } | |
58005f18 | 436 | } |
b2340bbf | 437 | //______________________________________________________________________ |
58005f18 | 438 | Float_t AliITShit::GetZL(){ |
b2340bbf | 439 | //////////////////////////////////////////////////////////////////////// |
440 | // Returns the z position of this hit in the local coordinates of this | |
441 | // module, and in the units of the Monte Carlo. | |
442 | //////////////////////////////////////////////////////////////////////// | |
58005f18 | 443 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
444 | Float_t g[3],l[3]; | |
445 | ||
446 | g[0] = fX; | |
447 | g[1] = fY; | |
448 | g[2] = fZ; | |
4fc5ed2d | 449 | if(gm) { |
450 | gm->GtoL(fLayer,fLadder,fDet,g,l); | |
451 | return l[2]; | |
452 | } else { | |
453 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
454 | return fY; | |
455 | } | |
58005f18 | 456 | } |
b2340bbf | 457 | //______________________________________________________________________ |
58005f18 | 458 | void AliITShit::GetMomentumL(Float_t &px,Float_t &py,Float_t &pz){ |
b2340bbf | 459 | //////////////////////////////////////////////////////////////////////// |
460 | // Returns the momentum of this hit in the local coordinates of this | |
461 | // module, and in the units of the Monte Carlo. | |
462 | //////////////////////////////////////////////////////////////////////// | |
58005f18 | 463 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); |
464 | Float_t g[3],l[3]; | |
465 | ||
466 | g[0] = fPx; | |
467 | g[1] = fPy; | |
468 | g[2] = fPz; | |
4fc5ed2d | 469 | if (gm) { |
470 | gm->GtoLMomentum(fLayer,fLadder,fDet,g,l); | |
471 | px = l[0]; | |
472 | py = l[1]; | |
473 | pz = l[2]; | |
474 | } else { | |
475 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
476 | px=fPx; | |
477 | py=fPy; | |
478 | pz=fPz; | |
479 | } | |
58005f18 | 480 | return; |
481 | } | |
b2340bbf | 482 | //______________________________________________________________________ |
483 | Float_t AliITShit::GetPXL(){ | |
484 | //////////////////////////////////////////////////////////////////////// | |
485 | // Returns the X momentum of this hit in the local coordinates of this | |
486 | // module, and in the units of the Monte Carlo. | |
487 | //////////////////////////////////////////////////////////////////////// | |
488 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); | |
489 | Float_t g[3],l[3]; | |
490 | ||
491 | g[0] = fPx; | |
492 | g[1] = fPy; | |
493 | g[2] = fPz; | |
4fc5ed2d | 494 | if (gm) { |
495 | gm->GtoLMomentum(fLayer,fLadder,fDet,g,l); | |
496 | return l[0]; | |
497 | } else { | |
498 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
499 | return fPx; | |
500 | } | |
b2340bbf | 501 | } |
502 | //______________________________________________________________________ | |
503 | Float_t AliITShit::GetPYL(){ | |
504 | //////////////////////////////////////////////////////////////////////// | |
505 | // Returns the Y momentum of this hit in the local coordinates of this | |
506 | // module, and in the units of the Monte Carlo. | |
507 | //////////////////////////////////////////////////////////////////////// | |
508 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); | |
509 | Float_t g[3],l[3]; | |
510 | ||
511 | g[0] = fPx; | |
512 | g[1] = fPy; | |
513 | g[2] = fPz; | |
4fc5ed2d | 514 | if (gm) { |
515 | gm->GtoLMomentum(fLayer,fLadder,fDet,g,l); | |
516 | return l[1]; | |
517 | } else { | |
518 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
519 | return fPy; | |
520 | } | |
521 | ||
b2340bbf | 522 | } |
523 | //______________________________________________________________________ | |
524 | Float_t AliITShit::GetPZL(){ | |
525 | //////////////////////////////////////////////////////////////////////// | |
526 | // Returns the Z momentum of this hit in the local coordinates of this | |
527 | // module, and in the units of the Monte Carlo. | |
528 | //////////////////////////////////////////////////////////////////////// | |
529 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); | |
530 | Float_t g[3],l[3]; | |
531 | ||
532 | g[0] = fPx; | |
533 | g[1] = fPy; | |
534 | g[2] = fPz; | |
4fc5ed2d | 535 | if (gm) { |
536 | gm->GtoLMomentum(fLayer,fLadder,fDet,g,l); | |
537 | return l[2]; | |
538 | } else { | |
539 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
540 | return fPz; | |
541 | } | |
542 | ||
b2340bbf | 543 | } |
544 | //___________________________________________________________________________; | |
545 | Int_t AliITShit::GetModule(){ | |
546 | //////////////////////////////////////////////////////////////////////// | |
547 | // Returns the module index number of the module where this hit was in. | |
548 | //////////////////////////////////////////////////////////////////////// | |
549 | AliITSgeom *gm = ((AliITS*)gAlice->GetDetector("ITS"))->GetITSgeom(); | |
550 | ||
4fc5ed2d | 551 | if (gm) return gm->GetModuleIndex(fLayer,fLadder,fDet); |
552 | else { | |
553 | Error("AliITShit","NULL pointer to the geometry! return smth else",gm); | |
554 | return 0; | |
555 | } | |
b2340bbf | 556 | } |
557 | //______________________________________________________________________ | |
558 | TParticle * AliITShit::GetParticle(){ | |
559 | //////////////////////////////////////////////////////////////////////// | |
560 | // Returns the pointer to the TParticle for the particle that created | |
561 | // this hit. From the TParticle all kinds of information about this | |
562 | // particle can be found. See the TParticle class. | |
563 | //////////////////////////////////////////////////////////////////////// | |
5d12ce38 | 564 | return gAlice->GetMCApp()->Particle(GetTrack()); |
3dbb2c95 | 565 | } |
566 | //---------------------------------------------------------------------- | |
567 | void AliITShit::Print(ostream *os){ | |
568 | //////////////////////////////////////////////////////////////////////// | |
569 | // Standard output format for this class. | |
570 | //////////////////////////////////////////////////////////////////////// | |
571 | #if defined __GNUC__ | |
572 | #if __GNUC__ > 2 | |
573 | ios::fmtflags fmt; | |
574 | #else | |
575 | Int_t fmt; | |
576 | #endif | |
94831058 | 577 | #else |
d9f43611 | 578 | #if defined __ICC || defined __ECC |
94831058 | 579 | ios::fmtflags fmt; |
3dbb2c95 | 580 | #else |
581 | Int_t fmt; | |
94831058 | 582 | #endif |
3dbb2c95 | 583 | #endif |
584 | ||
585 | fmt = os->setf(ios::scientific); // set scientific floating point output | |
e11d9a3a | 586 | *os << fTrack << " " << fX << " " << fY << " " << fZ << " "; |
3dbb2c95 | 587 | fmt = os->setf(ios::hex); // set hex for fStatus only. |
588 | *os << fStatus << " "; | |
589 | fmt = os->setf(ios::dec); // every thing else decimel. | |
590 | *os << fLayer << " " << fLadder << " " << fDet << " ";; | |
591 | *os << fPx << " " << fPy << " " << fPz << " "; | |
592 | *os << fDestep << " " << fTof; | |
000d397e | 593 | *os << " " << fx0 << " " << fy0 << " " << fz0; |
594 | // *os << " " << endl; | |
3dbb2c95 | 595 | os->flags(fmt); // reset back to old formating. |
596 | return; | |
597 | } | |
598 | //---------------------------------------------------------------------- | |
599 | void AliITShit::Read(istream *is){ | |
600 | //////////////////////////////////////////////////////////////////////// | |
601 | // Standard input format for this class. | |
602 | //////////////////////////////////////////////////////////////////////// | |
603 | ||
e11d9a3a | 604 | |
605 | *is >> fTrack >> fX >> fY >> fZ; | |
3dbb2c95 | 606 | *is >> fStatus >> fLayer >> fLadder >> fDet >> fPx >> fPy >> fPz >> |
607 | fDestep >> fTof; | |
7e3ded1b | 608 | *is >> fx0 >> fy0 >> fz0; |
3dbb2c95 | 609 | return; |
610 | } | |
611 | //---------------------------------------------------------------------- | |
612 | ostream &operator<<(ostream &os,AliITShit &p){ | |
613 | //////////////////////////////////////////////////////////////////////// | |
614 | // Standard output streaming function. | |
615 | //////////////////////////////////////////////////////////////////////// | |
616 | ||
617 | p.Print(&os); | |
618 | return os; | |
619 | } | |
620 | //---------------------------------------------------------------------- | |
621 | istream &operator>>(istream &is,AliITShit &r){ | |
622 | //////////////////////////////////////////////////////////////////////// | |
623 | // Standard input streaming function. | |
624 | //////////////////////////////////////////////////////////////////////// | |
625 | ||
626 | r.Read(&is); | |
627 | return is; | |
b2340bbf | 628 | } |
3dbb2c95 | 629 | //---------------------------------------------------------------------- |