1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 //____________________________________________________________________
22 // This class is a singleton that handles various parameters of
24 // Eventually, this class will use the Conditions DB to get the
25 // various parameters, which code can then request from here.
28 #include "AliT0Parameters.h"
29 #include "AliT0CalibData.h"
30 #include "AliT0LookUpValue.h"
31 #include <AliCDBManager.h>
32 #include <AliCDBEntry.h>
33 #include <AliCDBStorage.h>
36 #include <Riostream.h>
37 #include <TGeoManager.h>
38 #include <TGeoPhysicalNode.h>
39 #include <AliGeomManager.h>
41 AliT0CalibData* AliT0Parameters::fgCalibData = 0;
42 AliT0CalibData* AliT0Parameters::fgLookUp = 0;
43 AliT0CalibData* AliT0Parameters::fgSlewCorr =0;
44 //====================================================================
45 ClassImp(AliT0Parameters)
47 ; // This is here to keep Emacs for indenting the next line
50 //____________________________________________________________________
51 AliT0Parameters* AliT0Parameters::fgInstance = 0;
52 //____________________________________________________________________
53 AliT0Parameters* AliT0Parameters::Instance()
55 // Get static instance
57 fgInstance = new AliT0Parameters;
62 //____________________________________________________________________
63 AliT0Parameters::AliT0Parameters()
65 fPh2Mip(0),fmV2Mip(0),
66 fChannelWidth(0),fmV2Channel(0),
77 fCalibentry(), fLookUpentry(),fSlewCorr()
81 // Default constructor
82 for (Int_t ipmt=0; ipmt<24; ipmt++)
97 //__________________________________________________________________
99 AliT0Parameters::Init()
101 // Initialize the parameters manager. We need to get stuff from the
105 AliCDBManager *stor =AliCDBManager::Instance();
107 fCalibentry = stor->Get("T0/Calib/TimeDelay");
109 fgCalibData = (AliT0CalibData*)fCalibentry->GetObject();
111 AliFatal(" ALARM !!!! No time delays in CDB ");
116 fSlewCorr = stor->Get("T0/Calib/Slewing_Walk");
118 fgSlewCorr = (AliT0CalibData*)fSlewCorr->GetObject();
121 AliFatal(" ALARM !!!! No slewing correction in CDB ");
126 fLookUpentry = stor->Get("T0/Calib/LookUp_Table");
128 fgLookUp = (AliT0CalibData*)fLookUpentry->GetObject();
131 AliFatal(" ALARM !!!! No Lookup table in CDB ");
139 //__________________________________________________________________
141 void AliT0Parameters::InitIfOnline()
143 // should be used in online
144 // for switching to this one should write
145 // AliT0RawReader myrawreader(rawReader);
146 // myrawreader.SetOnlineMode(kTRUE);
149 //standart configuration (used for simulation)
150 //Int_t trm=0; Int_t tdc=0; Int_t chain=0; Int_t channel=0;
151 // configuration for test Jun07.
153 Int_t trm=0; Int_t tdc=0; Int_t chain=0; Int_t channel=0;
154 for (Int_t ik=0; ik<105; ik++)
156 AliT0LookUpKey * lookkey= new AliT0LookUpKey();
157 AliT0LookUpValue * lookvalue= new AliT0LookUpValue();
160 lookvalue->SetTRM(trm);
161 lookvalue->SetTDC(tdc);
162 lookvalue->SetChain(chain);
163 lookvalue->SetChannel(channel);
165 if (channel<6) channel +=2;
166 else {channel = 0; tdc++;}
167 if(ik==57) { tdc=0; channel=0; trm=1;}
168 fLookUp.Add((TObject*)lookvalue,(TObject*)lookkey);
173 //__________________________________________________________________
176 AliT0Parameters::GetTimeDelayDA(Int_t ipmt)
178 // return time delay for LED channel
184 return fgCalibData ->GetTimeDelayDA(ipmt);
186 //__________________________________________________________________
188 AliT0Parameters::GetTimeDelayCFD(Int_t ipmt)
190 // return time delay for CFD channel
194 fTimeDelayCFD = 1000+ipmt*100;
195 return fTimeDelayCFD;
198 return fgCalibData->GetTimeDelayCFD(ipmt);
201 //__________________________________________________________________
203 AliT0Parameters::GetMeanT0()
205 // return mean of T0 distrubution with vertex=0
212 return fgCalibData->GetMeanT0();
214 //__________________________________________________________________
216 TGraph *AliT0Parameters::GetAmpLEDRec(Int_t ipmt) const
219 AliError("No slewing correction is available!");
220 return (TGraph*)fAmpLEDRec.At(ipmt);
222 return fgSlewCorr -> GetAmpLEDRec(ipmt) ;
225 //__________________________________________________________________
227 TGraph *AliT0Parameters::GetWalk(Int_t ipmt) const
230 AliError("No walk correction is available!");
231 return (TGraph*)fWalk.At(ipmt);
233 return fgSlewCorr -> GetWalk(ipmt) ;
236 //__________________________________________________________________
238 Float_t AliT0Parameters::GetWalkVal(Int_t ipmt, Float_t mv) const
241 return ((TGraph*)fWalk.At(ipmt))->Eval(mv);
243 return fgSlewCorr -> GetWalkVal(ipmt, mv) ;
247 //__________________________________________________________________
249 AliT0Parameters::SetPMTeff(Int_t ipmt)
252 Float_t eff[50 ] = {0, 0, 0.23619, 0.202909, 0.177913,
253 0.175667, 0.17856, 0.190769, 0.206667, 0.230286,
254 0.252276, 0.256267,0.26, 0.27125, 0.281818,
255 0.288118, 0.294057,0.296222, 0.301622, 0.290421,
256 0.276615, 0.2666, 0.248, 0.23619, 0.227814,
257 0.219818, 0.206667,0.194087, 0.184681, 0.167917,
258 0.154367, 0.1364, 0.109412, 0.0834615,0.0725283,
259 0.0642963,0.05861, 0.0465, 0.0413333,0.032069,
260 0.0252203,0.02066, 0.016262, 0.012, 0.00590476,
261 0.003875, 0.00190, 0, 0, 0 } ;
262 for (Int_t i=0; i<50; i++) lambda[i]=200+10*i;
264 TGraph* gr = new TGraph(50,lambda,eff);
265 fPMTeff.AddAtAndExpand(gr,ipmt);
267 //________________________________________________________________
270 AliT0Parameters::GetChannel(Int_t trm, Int_t tdc, Int_t chain, Int_t channel)
274 AliT0LookUpValue key(trm,tdc,chain,channel);
275 AliT0LookUpKey *val = (AliT0LookUpKey*) fgLookUp->GetMapLookup()->GetValue((TObject*)&key);
277 return val->GetKey();
279 AliWarning(Form("No such address (%d %d %d %d)!",trm,tdc,chain,channel));
284 AliError("No look up table has been loader!");
289 //__________________________________________________________________
290 TMap *AliT0Parameters::GetMapLookup()
293 cout<<" No look up table in OCDB";
296 return fgLookUp->GetMapLookup();
298 //__________________________________________________________________
301 AliT0Parameters::GetNumberOfTRMs()
303 // return number of trms
306 // fNumberOfTRMs = 2;
307 return fNumberOfTRMs;
309 return fgLookUp ->GetNumberOfTRMs();
312 //________________________________________________________________________________
313 Double_t AliT0Parameters::GetZPosition(const char* symname){
314 // Get the global z coordinate of the given T0 alignable volume
316 Double_t *tr = AliGeomManager::GetMatrix(symname)->GetTranslation();
321 //________________________________________________________________________________
322 Double_t AliT0Parameters::GetZPosition(const char* symname){
323 // Get the global z coordinate of the given T0 alignable volume
328 TGeoPNEntry *pne = gGeoManager->GetAlignableEntry(symname);
332 TGeoPhysicalNode *pnode = pne->GetPhysicalNode();
334 TGeoHMatrix* hm = pnode->GetMatrix();
335 tr = hm->GetTranslation();
337 const char* path = pne->GetTitle();
338 if(!gGeoManager->cd(path)){
339 AliErrorClass(Form("Volume path %s not valid!",path));
342 tr = gGeoManager->GetCurrentMatrix()->GetTranslation();
347 //________________________________________________________________________________
349 Double_t AliT0Parameters::GetZPositionShift(const char* symname)
351 // Get the global z coordinate of the given T0 alignable volume
353 Double_t *tr = AliGeomManager::GetMatrix(symname)->GetTranslation();
356 AliGeomManager::GetOrigGlobalMatrix(symname,origmat);
357 Double_t *otr = origmat.GetTranslation();
359 return (tr[2]-otr[2]);