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a2ad8166 | 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 | // // | |
59b8a5fc | 20 | // class for T0 calibration TM-AC-AM_6-02-2006 |
21 | // equalize time shift for each time CFD channel | |
a2ad8166 | 22 | // // |
23 | /////////////////////////////////////////////////////////////////////////////// | |
24 | ||
25 | #include "AliT0CalibTimeEq.h" | |
e47b556f | 26 | #include "AliLog.h" |
a2ad8166 | 27 | #include <TFile.h> |
28 | #include <TMath.h> | |
29 | #include <TF1.h> | |
a2ad8166 | 30 | #include <TSpectrum.h> |
a2ad8166 | 31 | #include <TProfile.h> |
c61a7285 | 32 | #include <iostream> |
a2ad8166 | 33 | |
34 | ClassImp(AliT0CalibTimeEq) | |
35 | ||
36 | //________________________________________________________________ | |
eef60a6a | 37 | AliT0CalibTimeEq::AliT0CalibTimeEq():TNamed(), |
38 | fMeanVertex(0), | |
39 | fRmsVertex(0) | |
a2ad8166 | 40 | { |
41 | // | |
b95e8d87 | 42 | |
a2ad8166 | 43 | } |
44 | ||
45 | //________________________________________________________________ | |
eef60a6a | 46 | AliT0CalibTimeEq::AliT0CalibTimeEq(const char* name):TNamed(), |
47 | fMeanVertex(0), | |
48 | fRmsVertex(0) | |
a2ad8166 | 49 | { |
59b8a5fc | 50 | //constructor |
51 | ||
a2ad8166 | 52 | TString namst = "Calib_"; |
53 | namst += name; | |
54 | SetName(namst.Data()); | |
55 | SetTitle(namst.Data()); | |
56 | } | |
57 | ||
58 | //________________________________________________________________ | |
eef60a6a | 59 | AliT0CalibTimeEq::AliT0CalibTimeEq(const AliT0CalibTimeEq& calibda):TNamed(calibda), |
60 | fMeanVertex(0), | |
61 | fRmsVertex(0) | |
a2ad8166 | 62 | { |
63 | // copy constructor | |
64 | SetName(calibda.GetName()); | |
65 | SetTitle(calibda.GetName()); | |
66 | ||
67 | ||
68 | } | |
69 | ||
70 | //________________________________________________________________ | |
71 | AliT0CalibTimeEq &AliT0CalibTimeEq::operator =(const AliT0CalibTimeEq& calibda) | |
72 | { | |
73 | // assignment operator | |
74 | SetName(calibda.GetName()); | |
75 | SetTitle(calibda.GetName()); | |
76 | ||
77 | return *this; | |
78 | } | |
79 | ||
80 | //________________________________________________________________ | |
81 | AliT0CalibTimeEq::~AliT0CalibTimeEq() | |
82 | { | |
83 | // | |
59b8a5fc | 84 | // destrictor |
a2ad8166 | 85 | } |
86 | //________________________________________________________________ | |
87 | void AliT0CalibTimeEq::Reset() | |
88 | { | |
59b8a5fc | 89 | //reset values |
90 | ||
a2ad8166 | 91 | memset(fCFDvalue,0,120*sizeof(Float_t)); |
92 | memset(fTimeEq,1,24*sizeof(Float_t)); | |
93 | } | |
94 | ||
95 | ||
96 | //________________________________________________________________ | |
97 | void AliT0CalibTimeEq::Print(Option_t*) const | |
98 | { | |
59b8a5fc | 99 | // print time values |
a2ad8166 | 100 | |
101 | printf("\n ---- PM Arrays ----\n\n"); | |
102 | printf(" Time delay CFD \n"); | |
103 | for (Int_t i=0; i<24; i++) printf(" CFD %f ",fTimeEq[i]); | |
b95e8d87 | 104 | printf("\n Mean Vertex %f \n", fMeanVertex); |
a2ad8166 | 105 | } |
106 | ||
107 | ||
108 | //________________________________________________________________ | |
700e6b36 | 109 | void AliT0CalibTimeEq::ComputeOnlineParams(const char* filePhys) |
a2ad8166 | 110 | { |
59b8a5fc | 111 | // compute online equalized time |
b95e8d87 | 112 | Double_t mean=0, meanver=0; |
eef60a6a | 113 | Double_t rms=0, rmsver=0; |
114 | ||
c2337900 | 115 | gFile = TFile::Open(filePhys); |
eef60a6a | 116 | if(!gFile) { |
6318dd46 | 117 | AliError("No input PHYS data found "); |
118 | } | |
119 | else | |
120 | { | |
121 | Char_t buf1[30]; | |
122 | for (Int_t i=0; i<24; i++) | |
123 | { | |
124 | sprintf(buf1,"CFD1-CFD%d",i+1); | |
125 | TH1F *cfd = (TH1F*) gFile->Get(buf1); | |
b95e8d87 | 126 | if(!cfd) AliWarning(Form("no histograms collected by PHYS DA for channel %i", i)); |
6318dd46 | 127 | // printf(" i = %d buf1 = %s\n", i, buf1); |
eef60a6a | 128 | if(cfd) { |
129 | mean=cfd->GetMean(); | |
130 | rms=cfd->GetRMS(); | |
131 | } | |
132 | SetTimeEq(i,mean); | |
133 | SetTimeEqRms(i,rms); | |
b95e8d87 | 134 | if (cfd) delete cfd; |
6318dd46 | 135 | } |
b95e8d87 | 136 | TH1F *ver = (TH1F*) gFile->Get("hVertex"); |
137 | if(!ver) AliWarning("no Vertex histograms collected by PHYS DA for Zvertex"); | |
eef60a6a | 138 | if(ver) { |
139 | meanver = ver->GetMean(); | |
140 | rmsver = ver->GetRMS(); | |
141 | } | |
b95e8d87 | 142 | SetMeanVertex(meanver); |
eef60a6a | 143 | SetRmsVertex(rmsver); |
6318dd46 | 144 | |
145 | gFile->Close(); | |
146 | delete gFile; | |
147 | } | |
148 | } | |
a2ad8166 | 149 | |
8bfd9a3e | 150 |