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1 | ||
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 | /* $Id$ */ | |
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> | |
29 | ||
30 | #include "AliLog.h" | |
31 | #include "AliT0Parameters.h" | |
32 | #include "AliT0Calibrator.h" | |
33 | #include "AliT0Reconstructor.h" | |
34 | #include "AliT0RecoParam.h" | |
35 | #include "AliCDBEntry.h" | |
36 | #include "AliCDBManager.h" | |
37 | ||
38 | #include <TGraph.h> | |
39 | #include <TH1F.h> | |
40 | #include <TMath.h> | |
41 | #include <Riostream.h> | |
42 | ||
43 | ClassImp(AliT0Calibrator) | |
44 | ||
45 | //____________________________________________________________________ | |
46 | AliT0Calibrator::AliT0Calibrator():TNamed(), | |
47 | fChannelWidth(0), | |
48 | fWalk(0), | |
49 | fEqualized(0) | |
50 | ||
51 | { | |
52 | //constructor | |
53 | printf(" AliT0Calibrator ::: AliT0RecoParam GetEq() %i\n", fEqualized); | |
54 | AliT0Parameters* param = AliT0Parameters::Instance(); | |
55 | param->Init(); | |
56 | //slewing correcion and equalizing channels | |
57 | ||
58 | fChannelWidth = param->GetChannelWidth() ; | |
59 | // Double_t *grX ; | |
60 | for (Int_t i=0; i<24; i++){ | |
61 | fMaxValue[i]=0; | |
62 | fTimeDelayCFD[i] = Int_t (param->GetTimeDelayCFD(i)); | |
63 | TGraph* fu = param ->GetWalk(i); | |
64 | // fWalk.AddAtAndExpand(fu,i); | |
65 | //TGraph* fu = param ->GetAmpLEDRec(i); | |
66 | fWalk.AddAtAndExpand(fu,i); | |
67 | } | |
68 | ||
69 | } | |
70 | //_____________________________________________________________________________ | |
71 | ||
72 | AliT0Calibrator::AliT0Calibrator(const AliT0Calibrator &r): TNamed(), | |
73 | fChannelWidth(0), | |
74 | fWalk(0), | |
75 | fEqualized(0) | |
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 | ||
99 | //____________________________________________________________________ | |
100 | ||
101 | Int_t AliT0Calibrator::WalkCorrection(Int_t refAmp, Int_t ipmt, Int_t qt, Int_t time) | |
102 | ||
103 | { | |
104 | // | |
105 | // referemce amplitude for walk correction now read from RecoParam | |
106 | ||
107 | Int_t walk=0; | |
108 | Int_t timeEq=0, timeWalk=0; | |
109 | TGraph *fu1=(TGraph*) fWalk.At(ipmt); | |
110 | if(fu1 && fu1->GetN()>0) { | |
111 | walk = Int_t(fu1->Eval(Double_t(qt))); | |
112 | } | |
113 | ||
114 | if (fEqualized == 0) | |
115 | timeEq= time - fTimeDelayCFD[ipmt]-walk; | |
116 | else | |
117 | timeEq = time - walk - refAmp; | |
118 | ||
119 | // printf(" ipmt %i time before %i timeWalk %i , walk %i qt %i fTimeDelayCFD[ipmt] %i timeEq %i \n ", | |
120 | // ipmt, time,timeWalk, walk, qt,fTimeDelayCFD[ipmt], timeEq ); | |
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])); | |
123 | ||
124 | return timeEq; | |
125 | } | |
126 | ||
127 | ||
128 |