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3551db50 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // Class providing the calibration parameters by accessing the CDB // | |
21 | // // | |
22 | // Request an instance with AliTRDcalibDB::Instance() // | |
23 | // If a new event is processed set the event number with SetRun // | |
24 | // Then request the calibration data // | |
25 | // // | |
26 | /////////////////////////////////////////////////////////////////////////////// | |
27 | ||
28 | #include <TRandom.h> | |
29 | ||
30 | #include <AliCDBManager.h> | |
31 | ||
32 | #include "AliTRDcalibDB.h" | |
33 | #include "AliTRDgeometry.h" | |
34 | #include "AliTRDpadPlane.h" | |
35 | #include "AliTRDCommonParam.h" | |
36 | ||
37 | #include "AliTRDCalROC.h" | |
38 | #include "AliTRDCalChamber.h" | |
39 | #include "AliTRDCalStack.h" | |
40 | #include "AliTRDCalPad.h" | |
41 | #include "AliTRDCalDet.h" | |
42 | #include "AliTRDCalGlobals.h" | |
43 | ||
44 | ClassImp(AliTRDcalibDB) | |
45 | ||
46 | AliTRDcalibDB* AliTRDcalibDB::fgInstance = 0; | |
47 | Bool_t AliTRDcalibDB::fgTerminated = kFALSE; | |
48 | ||
49 | //_ singleton implementation __________________________________________________ | |
50 | AliTRDcalibDB* AliTRDcalibDB::Instance() | |
51 | { | |
52 | // | |
53 | // Singleton implementation | |
54 | // Returns an instance of this class, it is created if neccessary | |
55 | // | |
56 | ||
57 | if (fgTerminated != kFALSE) | |
58 | return 0; | |
59 | ||
60 | if (fgInstance == 0) | |
61 | fgInstance = new AliTRDcalibDB(); | |
62 | ||
63 | return fgInstance; | |
64 | } | |
65 | ||
66 | void AliTRDcalibDB::Terminate() | |
67 | { | |
68 | // | |
69 | // Singleton implementation | |
70 | // Deletes the instance of this class and sets the terminated flag, instances cannot be requested anymore | |
71 | // This function can be called several times. | |
72 | // | |
73 | ||
74 | fgTerminated = kTRUE; | |
75 | ||
76 | if (fgInstance != 0) | |
77 | { | |
78 | delete fgInstance; | |
79 | fgInstance = 0; | |
80 | } | |
81 | } | |
82 | ||
83 | //_____________________________________________________________________________ | |
84 | AliTRDcalibDB::AliTRDcalibDB() | |
85 | { | |
86 | // | |
87 | // constructor | |
88 | // | |
89 | ||
3551db50 | 90 | // TODO Default runnumber is set to 0, this should be changed later to an invalid value (e.g. -1) to prevent |
91 | // TODO invalid calibration data to be used. | |
92 | fRun = 0; | |
93 | ||
6a739e92 | 94 | fPadResponse.fPRFbin = 0; |
95 | fPadResponse.fPRFlo = 0.0; | |
96 | fPadResponse.fPRFhi = 0.0; | |
97 | fPadResponse.fPRFwid = 0.0; | |
98 | fPadResponse.fPRFpad = 0; | |
99 | fPadResponse.fPRFsmp = 0; | |
100 | ||
3551db50 | 101 | AliCDBManager* manager = AliCDBManager::Instance(); |
102 | if (!manager) | |
103 | { | |
6a739e92 | 104 | std::cout << "AliTRDcalibDB: CRITICAL: Failed to get instance of AliCDBManager." << std::endl; |
105 | fLocator = 0; | |
3551db50 | 106 | } |
6a739e92 | 107 | else |
108 | fLocator = manager->GetStorage("local://$ALICE_ROOT"); | |
3551db50 | 109 | |
110 | for (Int_t i=0; i<kCDBCacheSize; ++i) | |
111 | { | |
112 | fCDBCache[i] = 0; | |
113 | fCDBEntries[i] = 0; | |
114 | } | |
6a739e92 | 115 | |
116 | // Create the sampled PRF | |
117 | SamplePRF(); | |
acba9bad | 118 | } |
3551db50 | 119 | |
120 | //_____________________________________________________________________________ | |
121 | AliTRDcalibDB::~AliTRDcalibDB() | |
122 | { | |
123 | // | |
124 | // destructor | |
125 | // | |
126 | ||
6a739e92 | 127 | if (fPadResponse.fPRFsmp) { |
128 | delete [] fPadResponse.fPRFsmp; | |
129 | fPadResponse.fPRFsmp = 0; | |
130 | } | |
131 | ||
3551db50 | 132 | Invalidate(); |
acba9bad | 133 | } |
3551db50 | 134 | |
135 | //_____________________________________________________________________________ | |
136 | void AliTRDcalibDB::SetRun(Long64_t run) | |
137 | { | |
138 | // | |
139 | // Sets current run number. Calibration data is read from the corresponding file. | |
140 | // When the run number changes the caching is invalidated. | |
141 | // | |
142 | ||
143 | if (fRun == run) | |
144 | return; | |
145 | ||
146 | fRun = run; | |
147 | Invalidate(); | |
148 | } | |
149 | ||
150 | //_____________________________________________________________________________ | |
151 | void AliTRDcalibDB::Invalidate() | |
152 | { | |
153 | // | |
154 | // Invalidates cache (when run number is changed). | |
155 | // | |
156 | ||
157 | for (Int_t i=0; i<kCDBCacheSize; ++i) | |
158 | { | |
159 | if (fCDBEntries[i]) | |
160 | { | |
dde59437 | 161 | if (fCDBEntries[i]->IsOwner() == kFALSE && fCDBCache[i]) |
3551db50 | 162 | delete fCDBCache[i]; |
dde59437 | 163 | |
3551db50 | 164 | delete fCDBEntries[i]; |
165 | fCDBEntries[i] = 0; | |
166 | fCDBCache[i] = 0; | |
167 | } | |
168 | } | |
169 | } | |
170 | ||
171 | //_____________________________________________________________________________ | |
172 | Bool_t AliTRDcalibDB::GetChamberPos(Int_t det, Float_t* xyz) | |
173 | { | |
174 | // | |
175 | // Returns the deviation of the chamber position from the nominal position. | |
176 | // | |
177 | ||
178 | AliTRDCalChamber* chamber = dynamic_cast<AliTRDCalChamber*>(GetCachedCDBObject(kIDChamber)); | |
179 | if (!chamber) | |
180 | return kFALSE; | |
181 | ||
182 | const Float_t* kvalues = chamber->GetChamberPos(det); | |
183 | if (!kvalues) | |
184 | return kFALSE; | |
185 | ||
186 | xyz[0] = kvalues[0]; | |
187 | xyz[1] = kvalues[1]; | |
188 | xyz[2] = kvalues[2]; | |
189 | ||
190 | return kTRUE; | |
191 | } | |
192 | ||
193 | //_____________________________________________________________________________ | |
194 | Bool_t AliTRDcalibDB::GetChamberRot(Int_t det, Float_t* xyz) | |
195 | { | |
196 | // | |
197 | // Returns the rotation of the chamber from the nominal position. | |
198 | // | |
199 | ||
200 | AliTRDCalChamber* chamber = dynamic_cast<AliTRDCalChamber*>(GetCachedCDBObject(kIDChamber)); | |
201 | if (!chamber) | |
202 | return kFALSE; | |
203 | ||
204 | const Float_t* kvalues = chamber->GetChamberRot(det); | |
205 | if (!kvalues) | |
206 | return kFALSE; | |
207 | ||
208 | xyz[0] = kvalues[0]; | |
209 | xyz[1] = kvalues[1]; | |
210 | xyz[2] = kvalues[2]; | |
211 | ||
212 | return kTRUE; | |
213 | } | |
214 | ||
215 | //_____________________________________________________________________________ | |
216 | Bool_t AliTRDcalibDB::GetStackPos(Int_t chamber, Int_t sector, Float_t* xyz) | |
217 | { | |
218 | // | |
219 | // Returns the deviation of the stack position from the nominal position. | |
220 | // | |
221 | ||
222 | AliTRDCalStack* stack = dynamic_cast<AliTRDCalStack*>(GetCachedCDBObject(kIDStack)); | |
223 | if (!stack) | |
224 | return kFALSE; | |
225 | ||
226 | const Float_t* kvalues = stack->GetStackPos(chamber, sector); | |
227 | if (!kvalues) | |
228 | return kFALSE; | |
229 | ||
230 | xyz[0] = kvalues[0]; | |
231 | xyz[1] = kvalues[1]; | |
232 | xyz[2] = kvalues[2]; | |
233 | ||
234 | return kTRUE; | |
235 | } | |
236 | ||
237 | //_____________________________________________________________________________ | |
238 | Bool_t AliTRDcalibDB::GetStackRot(Int_t chamber, Int_t sector, Float_t* xyz) | |
239 | { | |
240 | // | |
241 | // Returns the rotation of the stack from the nominal position. | |
242 | // | |
243 | ||
244 | AliTRDCalStack* stack = dynamic_cast<AliTRDCalStack*>(GetCachedCDBObject(kIDStack)); | |
245 | if (!stack) | |
246 | return kFALSE; | |
247 | ||
248 | const Float_t* kvalues = stack->GetStackRot(chamber, sector); | |
249 | if (!kvalues) | |
250 | return kFALSE; | |
251 | ||
252 | xyz[0] = kvalues[0]; | |
253 | xyz[1] = kvalues[1]; | |
254 | xyz[2] = kvalues[2]; | |
255 | ||
256 | return kTRUE; | |
257 | } | |
258 | ||
259 | //_____________________________________________________________________________ | |
260 | Float_t AliTRDcalibDB::GetVdrift(Int_t det, Int_t col, Int_t row) | |
261 | { | |
262 | // | |
263 | // Returns the drift velocity for the given pad. | |
264 | // | |
265 | ||
266 | AliTRDCalPad* calPad = dynamic_cast<AliTRDCalPad*> (GetCachedCDBObject(kIDVdrift)); | |
267 | if (!calPad) | |
268 | return -1; | |
269 | ||
270 | AliTRDCalROC* roc = calPad->GetCalROC(det); | |
271 | if (!roc) | |
272 | return -1; | |
273 | ||
274 | return roc->GetValue(col, row); | |
acba9bad | 275 | } |
3551db50 | 276 | |
277 | //_____________________________________________________________________________ | |
278 | Float_t AliTRDcalibDB::GetT0(Int_t det, Int_t col, Int_t row) | |
279 | { | |
280 | // | |
281 | // Returns t0 for the given pad. | |
282 | // | |
283 | ||
284 | AliTRDCalPad* calPad = dynamic_cast<AliTRDCalPad*> (GetCachedCDBObject(kIDT0)); | |
285 | if (!calPad) | |
286 | return -1; | |
287 | ||
288 | AliTRDCalROC* roc = calPad->GetCalROC(det); | |
289 | if (!roc) | |
290 | return -1; | |
291 | ||
292 | return roc->GetValue(col, row); | |
acba9bad | 293 | } |
3551db50 | 294 | |
295 | //_____________________________________________________________________________ | |
296 | Float_t AliTRDcalibDB::GetGainFactor(Int_t det, Int_t col, Int_t row) | |
297 | { | |
298 | // | |
299 | // Returns the gain factor for the given pad. | |
300 | // | |
301 | ||
302 | AliTRDCalPad* calPad = dynamic_cast<AliTRDCalPad*> (GetCachedCDBObject(kIDGainFactor)); | |
303 | if (!calPad) | |
304 | return -1; | |
305 | ||
306 | AliTRDCalROC* roc = calPad->GetCalROC(det); | |
307 | if (!roc) | |
308 | return -1; | |
309 | ||
310 | return roc->GetValue(col, row); | |
acba9bad | 311 | } |
6a739e92 | 312 | |
313 | //_____________________________________________________________________________ | |
314 | Float_t AliTRDcalibDB::GetPRFWidth(Int_t det, Int_t col, Int_t row) | |
315 | { | |
316 | // | |
317 | // Returns the PRF width for the given pad. | |
318 | // | |
319 | ||
320 | AliTRDCalPad* calPad = dynamic_cast<AliTRDCalPad*> (GetCachedCDBObject(kIDPRFWidth)); | |
321 | if (!calPad) | |
322 | return -1; | |
323 | ||
324 | AliTRDCalROC* roc = calPad->GetCalROC(det); | |
325 | if (!roc) | |
326 | return -1; | |
327 | ||
328 | return roc->GetValue(col, row); | |
acba9bad | 329 | } |
3551db50 | 330 | |
331 | //_____________________________________________________________________________ | |
332 | Float_t AliTRDcalibDB::GetSamplingFrequency() | |
333 | { | |
334 | // | |
335 | // Returns the sampling frequency of the TRD read-out. | |
336 | // | |
337 | ||
338 | AliTRDCalGlobals* calGlobal = dynamic_cast<AliTRDCalGlobals*> (GetCachedCDBObject(kIDGlobals)); | |
339 | if (!calGlobal) | |
340 | return -1; | |
341 | ||
342 | return calGlobal->GetSamplingFrequency(); | |
343 | } | |
344 | ||
345 | //_____________________________________________________________________________ | |
346 | Int_t AliTRDcalibDB::GetNumberOfTimeBins() | |
347 | { | |
348 | // | |
349 | // Returns the number of time bins which are read-out. | |
350 | // | |
351 | ||
352 | AliTRDCalGlobals* calGlobal = dynamic_cast<AliTRDCalGlobals*> (GetCachedCDBObject(kIDGlobals)); | |
353 | if (!calGlobal) | |
354 | return -1; | |
355 | ||
356 | return calGlobal->GetNumberOfTimeBins(); | |
357 | } | |
358 | ||
359 | //_____________________________________________________________________________ | |
360 | Float_t AliTRDcalibDB::GetOmegaTau(Float_t vdrift) | |
361 | { | |
362 | // | |
363 | // Returns omega*tau (tan(Lorentz-angle)) for a given drift velocity <vd> | |
364 | // and a B-field <b> for Xe/CO2 (15%). | |
365 | // The values are according to a GARFIELD simulation. | |
366 | // | |
367 | // This function basically does not belong to the calibration class. It should be moved somewhere else. | |
368 | // However, currently it is in use by simulation and reconstruction. | |
369 | // | |
370 | ||
371 | AliTRDCommonParam* commonParam = AliTRDCommonParam::Instance(); | |
372 | if (!commonParam) | |
373 | return -1; | |
374 | Float_t field = commonParam->GetField(); | |
375 | ||
376 | const Int_t kNb = 5; | |
377 | Float_t p0[kNb] = { 0.004810, 0.007412, 0.010252, 0.013409, 0.016888 }; | |
378 | Float_t p1[kNb] = { 0.054875, 0.081534, 0.107333, 0.131983, 0.155455 }; | |
379 | Float_t p2[kNb] = { -0.008682, -0.012896, -0.016987, -0.020880, -0.024623 }; | |
380 | Float_t p3[kNb] = { 0.000155, 0.000238, 0.000330, 0.000428, 0.000541 }; | |
381 | ||
382 | Int_t ib = ((Int_t) (10 * (field - 0.15))); | |
383 | ib = TMath::Max( 0,ib); | |
384 | ib = TMath::Min(kNb,ib); | |
385 | ||
386 | Float_t alphaL = p0[ib] | |
387 | + p1[ib] * vdrift | |
388 | + p2[ib] * vdrift*vdrift | |
389 | + p3[ib] * vdrift*vdrift*vdrift; | |
390 | ||
391 | return TMath::Tan(alphaL); | |
6a739e92 | 392 | } |
393 | ||
394 | //_____________________________________________________________________________ | |
395 | void AliTRDcalibDB::SamplePRF() | |
396 | { | |
397 | // | |
398 | // Samples the pad response function | |
399 | // | |
400 | ||
401 | const Int_t kPRFbin = 61; | |
402 | ||
403 | Float_t prf[kNplan][kPRFbin] = { {2.9037e-02, 3.3608e-02, 3.9020e-02, 4.5292e-02, | |
404 | 5.2694e-02, 6.1362e-02, 7.1461e-02, 8.3362e-02, | |
405 | 9.7063e-02, 1.1307e-01, 1.3140e-01, 1.5235e-01, | |
406 | 1.7623e-01, 2.0290e-01, 2.3294e-01, 2.6586e-01, | |
407 | 3.0177e-01, 3.4028e-01, 3.8077e-01, 4.2267e-01, | |
408 | 4.6493e-01, 5.0657e-01, 5.4655e-01, 5.8397e-01, | |
409 | 6.1767e-01, 6.4744e-01, 6.7212e-01, 6.9188e-01, | |
410 | 7.0627e-01, 7.1499e-01, 7.1851e-01, 7.1499e-01, | |
411 | 7.0627e-01, 6.9188e-01, 6.7212e-01, 6.4744e-01, | |
412 | 6.1767e-01, 5.8397e-01, 5.4655e-01, 5.0657e-01, | |
413 | 4.6493e-01, 4.2267e-01, 3.8077e-01, 3.4028e-01, | |
414 | 3.0177e-01, 2.6586e-01, 2.3294e-01, 2.0290e-01, | |
415 | 1.7623e-01, 1.5235e-01, 1.3140e-01, 1.1307e-01, | |
416 | 9.7063e-02, 8.3362e-02, 7.1461e-02, 6.1362e-02, | |
417 | 5.2694e-02, 4.5292e-02, 3.9020e-02, 3.3608e-02, | |
418 | 2.9037e-02}, | |
419 | {2.5478e-02, 2.9695e-02, 3.4655e-02, 4.0454e-02, | |
420 | 4.7342e-02, 5.5487e-02, 6.5038e-02, 7.6378e-02, | |
421 | 8.9696e-02, 1.0516e-01, 1.2327e-01, 1.4415e-01, | |
422 | 1.6794e-01, 1.9516e-01, 2.2573e-01, 2.5959e-01, | |
423 | 2.9694e-01, 3.3719e-01, 3.7978e-01, 4.2407e-01, | |
424 | 4.6889e-01, 5.1322e-01, 5.5569e-01, 5.9535e-01, | |
425 | 6.3141e-01, 6.6259e-01, 6.8882e-01, 7.0983e-01, | |
426 | 7.2471e-01, 7.3398e-01, 7.3761e-01, 7.3398e-01, | |
427 | 7.2471e-01, 7.0983e-01, 6.8882e-01, 6.6259e-01, | |
428 | 6.3141e-01, 5.9535e-01, 5.5569e-01, 5.1322e-01, | |
429 | 4.6889e-01, 4.2407e-01, 3.7978e-01, 3.3719e-01, | |
430 | 2.9694e-01, 2.5959e-01, 2.2573e-01, 1.9516e-01, | |
431 | 1.6794e-01, 1.4415e-01, 1.2327e-01, 1.0516e-01, | |
432 | 8.9696e-02, 7.6378e-02, 6.5038e-02, 5.5487e-02, | |
433 | 4.7342e-02, 4.0454e-02, 3.4655e-02, 2.9695e-02, | |
434 | 2.5478e-02}, | |
435 | {2.2363e-02, 2.6233e-02, 3.0782e-02, 3.6140e-02, | |
436 | 4.2535e-02, 5.0157e-02, 5.9197e-02, 6.9900e-02, | |
437 | 8.2707e-02, 9.7811e-02, 1.1548e-01, 1.3601e-01, | |
438 | 1.5998e-01, 1.8739e-01, 2.1840e-01, 2.5318e-01, | |
439 | 2.9182e-01, 3.3373e-01, 3.7837e-01, 4.2498e-01, | |
440 | 4.7235e-01, 5.1918e-01, 5.6426e-01, 6.0621e-01, | |
441 | 6.4399e-01, 6.7700e-01, 7.0472e-01, 7.2637e-01, | |
442 | 7.4206e-01, 7.5179e-01, 7.5551e-01, 7.5179e-01, | |
443 | 7.4206e-01, 7.2637e-01, 7.0472e-01, 6.7700e-01, | |
444 | 6.4399e-01, 6.0621e-01, 5.6426e-01, 5.1918e-01, | |
445 | 4.7235e-01, 4.2498e-01, 3.7837e-01, 3.3373e-01, | |
446 | 2.9182e-01, 2.5318e-01, 2.1840e-01, 1.8739e-01, | |
447 | 1.5998e-01, 1.3601e-01, 1.1548e-01, 9.7811e-02, | |
448 | 8.2707e-02, 6.9900e-02, 5.9197e-02, 5.0157e-02, | |
449 | 4.2535e-02, 3.6140e-02, 3.0782e-02, 2.6233e-02, | |
450 | 2.2363e-02}, | |
451 | {1.9635e-02, 2.3167e-02, 2.7343e-02, 3.2293e-02, | |
452 | 3.8224e-02, 4.5335e-02, 5.3849e-02, 6.4039e-02, | |
453 | 7.6210e-02, 9.0739e-02, 1.0805e-01, 1.2841e-01, | |
454 | 1.5216e-01, 1.7960e-01, 2.1099e-01, 2.4671e-01, | |
455 | 2.8647e-01, 3.2996e-01, 3.7660e-01, 4.2547e-01, | |
456 | 4.7536e-01, 5.2473e-01, 5.7215e-01, 6.1632e-01, | |
457 | 6.5616e-01, 6.9075e-01, 7.1939e-01, 7.4199e-01, | |
458 | 7.5838e-01, 7.6848e-01, 7.7227e-01, 7.6848e-01, | |
459 | 7.5838e-01, 7.4199e-01, 7.1939e-01, 6.9075e-01, | |
460 | 6.5616e-01, 6.1632e-01, 5.7215e-01, 5.2473e-01, | |
461 | 4.7536e-01, 4.2547e-01, 3.7660e-01, 3.2996e-01, | |
462 | 2.8647e-01, 2.4671e-01, 2.1099e-01, 1.7960e-01, | |
463 | 1.5216e-01, 1.2841e-01, 1.0805e-01, 9.0739e-02, | |
464 | 7.6210e-02, 6.4039e-02, 5.3849e-02, 4.5335e-02, | |
465 | 3.8224e-02, 3.2293e-02, 2.7343e-02, 2.3167e-02, | |
466 | 1.9635e-02}, | |
467 | {1.7224e-02, 2.0450e-02, 2.4286e-02, 2.8860e-02, | |
468 | 3.4357e-02, 4.0979e-02, 4.8966e-02, 5.8612e-02, | |
469 | 7.0253e-02, 8.4257e-02, 1.0102e-01, 1.2094e-01, | |
470 | 1.4442e-01, 1.7196e-01, 2.0381e-01, 2.4013e-01, | |
471 | 2.8093e-01, 3.2594e-01, 3.7450e-01, 4.2563e-01, | |
472 | 4.7796e-01, 5.2991e-01, 5.7974e-01, 6.2599e-01, | |
473 | 6.6750e-01, 7.0344e-01, 7.3329e-01, 7.5676e-01, | |
474 | 7.7371e-01, 7.8410e-01, 7.8793e-01, 7.8410e-01, | |
475 | 7.7371e-01, 7.5676e-01, 7.3329e-01, 7.0344e-01, | |
476 | 6.6750e-01, 6.2599e-01, 5.7974e-01, 5.2991e-01, | |
477 | 4.7796e-01, 4.2563e-01, 3.7450e-01, 3.2594e-01, | |
478 | 2.8093e-01, 2.4013e-01, 2.0381e-01, 1.7196e-01, | |
479 | 1.4442e-01, 1.2094e-01, 1.0102e-01, 8.4257e-02, | |
480 | 7.0253e-02, 5.8612e-02, 4.8966e-02, 4.0979e-02, | |
481 | 3.4357e-02, 2.8860e-02, 2.4286e-02, 2.0450e-02, | |
482 | 1.7224e-02}, | |
483 | {1.5096e-02, 1.8041e-02, 2.1566e-02, 2.5793e-02, | |
484 | 3.0886e-02, 3.7044e-02, 4.4515e-02, 5.3604e-02, | |
485 | 6.4668e-02, 7.8109e-02, 9.4364e-02, 1.1389e-01, | |
486 | 1.3716e-01, 1.6461e-01, 1.9663e-01, 2.3350e-01, | |
487 | 2.7527e-01, 3.2170e-01, 3.7214e-01, 4.2549e-01, | |
488 | 4.8024e-01, 5.3460e-01, 5.8677e-01, 6.3512e-01, | |
489 | 6.7838e-01, 7.1569e-01, 7.4655e-01, 7.7071e-01, | |
490 | 7.8810e-01, 7.9871e-01, 8.0255e-01, 7.9871e-01, | |
491 | 7.8810e-01, 7.7071e-01, 7.4655e-01, 7.1569e-01, | |
492 | 6.7838e-01, 6.3512e-01, 5.8677e-01, 5.3460e-01, | |
493 | 4.8024e-01, 4.2549e-01, 3.7214e-01, 3.2170e-01, | |
494 | 2.7527e-01, 2.3350e-01, 1.9663e-01, 1.6461e-01, | |
495 | 1.3716e-01, 1.1389e-01, 9.4364e-02, 7.8109e-02, | |
496 | 6.4668e-02, 5.3604e-02, 4.4515e-02, 3.7044e-02, | |
497 | 3.0886e-02, 2.5793e-02, 2.1566e-02, 1.8041e-02, | |
498 | 1.5096e-02}}; | |
499 | ||
500 | // More sampling precision with linear interpolation | |
501 | fPadResponse.fPRFlo = -1.5; | |
502 | fPadResponse.fPRFhi = 1.5; | |
503 | Float_t pad[kPRFbin]; | |
504 | Int_t sPRFbin = kPRFbin; | |
505 | Float_t sPRFwid = (fPadResponse.fPRFhi - fPadResponse.fPRFlo) / ((Float_t) sPRFbin); | |
506 | for (Int_t iPad = 0; iPad < sPRFbin; iPad++) { | |
507 | pad[iPad] = ((Float_t) iPad + 0.5) * sPRFwid + fPadResponse.fPRFlo; | |
508 | } | |
509 | fPadResponse.fPRFbin = 500; | |
510 | fPadResponse.fPRFwid = (fPadResponse.fPRFhi - fPadResponse.fPRFlo) / ((Float_t) fPadResponse.fPRFbin); | |
511 | fPadResponse.fPRFpad = ((Int_t) (1.0 / fPadResponse.fPRFwid)); | |
512 | ||
513 | if (fPadResponse.fPRFsmp) delete [] fPadResponse.fPRFsmp; | |
514 | fPadResponse.fPRFsmp = new Float_t[kNplan*fPadResponse.fPRFbin]; | |
515 | ||
516 | Int_t ipos1; | |
517 | Int_t ipos2; | |
518 | Float_t diff; | |
519 | ||
520 | for (Int_t iPla = 0; iPla < kNplan; iPla++) { | |
521 | ||
522 | for (Int_t iBin = 0; iBin < fPadResponse.fPRFbin; iBin++) { | |
523 | ||
524 | Float_t bin = (((Float_t) iBin) + 0.5) * fPadResponse.fPRFwid + fPadResponse.fPRFlo; | |
525 | ipos1 = ipos2 = 0; | |
526 | diff = 0; | |
527 | do { | |
528 | diff = bin - pad[ipos2++]; | |
529 | } while ((diff > 0) && (ipos2 < kPRFbin)); | |
530 | if (ipos2 == kPRFbin) { | |
531 | fPadResponse.fPRFsmp[iPla*fPadResponse.fPRFbin+iBin] = prf[iPla][ipos2-1]; | |
532 | } | |
533 | else if (ipos2 == 1) { | |
534 | fPadResponse.fPRFsmp[iPla*fPadResponse.fPRFbin+iBin] = prf[iPla][ipos2-1]; | |
535 | } | |
536 | else { | |
537 | ipos2--; | |
538 | if (ipos2 >= kPRFbin) ipos2 = kPRFbin - 1; | |
539 | ipos1 = ipos2 - 1; | |
540 | fPadResponse.fPRFsmp[iPla*fPadResponse.fPRFbin+iBin] = prf[iPla][ipos2] | |
541 | + diff * (prf[iPla][ipos2] - prf[iPla][ipos1]) | |
542 | / sPRFwid; | |
543 | } | |
544 | ||
545 | } | |
546 | } | |
547 | ||
548 | } | |
549 | ||
550 | //_____________________________________________________________________________ | |
551 | Int_t AliTRDcalibDB::PadResponse(Double_t signal, Double_t dist | |
552 | , Int_t plane, Double_t *pad) const | |
553 | { | |
554 | // | |
555 | // Applies the pad response | |
556 | // | |
557 | ||
558 | Int_t iBin = ((Int_t) (( - dist - fPadResponse.fPRFlo) / fPadResponse.fPRFwid)); | |
559 | Int_t iOff = plane * fPadResponse.fPRFbin; | |
560 | ||
561 | Int_t iBin0 = iBin - fPadResponse.fPRFpad + iOff; | |
562 | Int_t iBin1 = iBin + iOff; | |
563 | Int_t iBin2 = iBin + fPadResponse.fPRFpad + iOff; | |
564 | ||
565 | pad[0] = 0.0; | |
566 | pad[1] = 0.0; | |
567 | pad[2] = 0.0; | |
568 | if ((iBin1 >= 0) && (iBin1 < (fPadResponse.fPRFbin*kNplan))) { | |
569 | ||
570 | if (iBin0 >= 0) { | |
571 | pad[0] = signal * fPadResponse.fPRFsmp[iBin0]; | |
572 | } | |
573 | pad[1] = signal * fPadResponse.fPRFsmp[iBin1]; | |
574 | if (iBin2 < (fPadResponse.fPRFbin*kNplan)) { | |
575 | pad[2] = signal * fPadResponse.fPRFsmp[iBin2]; | |
576 | } | |
577 | ||
578 | return 1; | |
579 | ||
580 | } | |
581 | else { | |
582 | ||
583 | return 0; | |
584 | ||
585 | } | |
ab0a4106 | 586 | |
3551db50 | 587 | } |
588 |