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446d6ec4 | 1 | |
8d72d1c2 | 2 | /************************************************************************** |
3 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * * | |
5 | * Author: The ALICE Off-line Project. * | |
6 | * Contributors are mentioned in the code where appropriate. * | |
7 | * * | |
8 | * Permission to use, copy, modify and distribute this software and its * | |
9 | * documentation strictly for non-commercial purposes is hereby granted * | |
10 | * without fee, provided that the above copyright notice appears in all * | |
11 | * copies and that both the copyright notice and this permission notice * | |
12 | * appear in the supporting documentation. The authors make no claims * | |
13 | * about the suitability of this software for any purpose. It is * | |
14 | * provided "as is" without express or implied warranty. * | |
15 | **************************************************************************/ | |
16 | ||
17 | /* $Id$ */ | |
94249139 | 18 | /*********************************************************************** |
19 | * this class doing calibration during reconstruction | |
20 | * 2 steps: | |
21 | * - equalizing channels | |
22 | * - applying walk corrections | |
23 | * | |
24 | * Alla.Maevskaya@cern.ch | |
25 | * | |
26 | **********************************************************************/ | |
27 | ||
28 | //#include <Riostream.h> | |
8d72d1c2 | 29 | |
30 | #include "AliLog.h" | |
31 | #include "AliT0Parameters.h" | |
32 | #include "AliT0Calibrator.h" | |
539b9cb9 | 33 | #include "AliT0Reconstructor.h" |
34 | #include "AliT0RecoParam.h" | |
e5835843 | 35 | #include "AliCDBEntry.h" |
36 | #include "AliCDBManager.h" | |
37 | ||
8d72d1c2 | 38 | #include <TGraph.h> |
7d95281b | 39 | #include <TH1F.h> |
2e6a5ee0 | 40 | #include <TMath.h> |
b09247a2 | 41 | #include <Riostream.h> |
8d72d1c2 | 42 | |
43 | ClassImp(AliT0Calibrator) | |
44 | ||
45 | //____________________________________________________________________ | |
9e1b06a2 | 46 | AliT0Calibrator::AliT0Calibrator():TNamed(), |
2e6a5ee0 | 47 | fChannelWidth(0), |
e5835843 | 48 | fWalk(0), |
49 | fEqualized(0) | |
2e6a5ee0 | 50 | |
8d72d1c2 | 51 | { |
94249139 | 52 | //constructor |
e5835843 | 53 | printf(" AliT0Calibrator ::: AliT0RecoParam GetEq() %i\n", fEqualized); |
2e6a5ee0 | 54 | AliT0Parameters* param = AliT0Parameters::Instance(); |
55 | param->Init(); | |
539b9cb9 | 56 | //slewing correcion and equalizing channels |
57 | ||
8d72d1c2 | 58 | fChannelWidth = param->GetChannelWidth() ; |
539b9cb9 | 59 | // Double_t *grX ; |
8d72d1c2 | 60 | for (Int_t i=0; i<24; i++){ |
2e6a5ee0 | 61 | fMaxValue[i]=0; |
8d72d1c2 | 62 | fTimeDelayCFD[i] = Int_t (param->GetTimeDelayCFD(i)); |
8f620945 | 63 | TGraph* fu = param ->GetWalk(i); |
40043664 | 64 | // fWalk.AddAtAndExpand(fu,i); |
8f620945 | 65 | //TGraph* fu = param ->GetAmpLEDRec(i); |
539b9cb9 | 66 | fWalk.AddAtAndExpand(fu,i); |
8d72d1c2 | 67 | } |
68 | ||
8d72d1c2 | 69 | } |
70 | //_____________________________________________________________________________ | |
71 | ||
9e1b06a2 | 72 | AliT0Calibrator::AliT0Calibrator(const AliT0Calibrator &r): TNamed(), |
e5835843 | 73 | fChannelWidth(0), |
74 | fWalk(0), | |
75 | fEqualized(0) | |
8d72d1c2 | 76 | |
77 | { | |
78 | // | |
79 | // AliT0calibartor copy constructor | |
80 | // | |
81 | ||
82 | ((AliT0Calibrator &) r).Copy(*this); | |
83 | ||
84 | } | |
85 | ||
86 | //_____________________________________________________________________________ | |
87 | AliT0Calibrator &AliT0Calibrator::operator=(const AliT0Calibrator &r) | |
88 | { | |
89 | // | |
90 | // Assignment operator | |
91 | // | |
92 | ||
93 | if (this != &r) ((AliT0Calibrator &) r).Copy(*this); | |
94 | return *this; | |
95 | ||
96 | } | |
97 | ||
98 | ||
8d72d1c2 | 99 | //____________________________________________________________________ |
539b9cb9 | 100 | |
101 | Int_t AliT0Calibrator::WalkCorrection(Int_t refAmp, Int_t ipmt, Int_t qt, Int_t time) | |
102 | ||
8d72d1c2 | 103 | { |
539b9cb9 | 104 | // |
105 | // referemce amplitude for walk correction now read from RecoParam | |
2e6a5ee0 | 106 | |
c5a6dbee | 107 | Int_t walk=0; |
2e6a5ee0 | 108 | Int_t timeEq=0, timeWalk=0; |
d0bcd1fb | 109 | TGraph *fu1=(TGraph*) fWalk.At(ipmt); |
539b9cb9 | 110 | if(fu1 && fu1->GetN()>0) { |
8f620945 | 111 | walk = Int_t(fu1->Eval(Double_t(qt))); |
539b9cb9 | 112 | } |
d0bcd1fb | 113 | |
e5835843 | 114 | if (fEqualized == 0) |
115 | timeEq= time - fTimeDelayCFD[ipmt]-walk; | |
116 | else | |
117 | timeEq = time - walk - refAmp; | |
118 | ||
8f620945 | 119 | // printf(" ipmt %i time before %i timeWalk %i , walk %i qt %i fTimeDelayCFD[ipmt] %i timeEq %i \n ", |
40043664 | 120 | // ipmt, time,timeWalk, walk, qt,fTimeDelayCFD[ipmt], timeEq ); |
c5a24053 | 121 | AliDebug(2,Form(" fEqualized %i ipmt %i refAmp %i time before %i timeWalk %i , walk %i qt %i timeEq %i, diff %i \n ", |
122 | fEqualized, ipmt, refAmp, time,timeWalk, walk, qt, timeEq , fTimeDelayCFD[ipmt])); | |
d0bcd1fb | 123 | |
1ca3f118 | 124 | return timeEq; |
8d72d1c2 | 125 | } |
126 | ||
127 | ||
128 |