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1 | /************************************************************************** | |
2 | * Copyright(c) 2007-2009, 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 | #include "AliITSOnlineSDDTP.h" | |
16 | #include "AliLog.h" | |
17 | #include <TH2F.h> | |
18 | #include <TMath.h> | |
19 | ||
20 | ||
21 | /////////////////////////////////////////////////////////////////// | |
22 | // // | |
23 | // Implemetation of the class SDD Test Pulse analysis // | |
24 | // Origin: F.Prino, Torino, prino@to.infn.it // | |
25 | // // | |
26 | /////////////////////////////////////////////////////////////////// | |
27 | ||
28 | ||
29 | ClassImp(AliITSOnlineSDDTP) | |
30 | ||
31 | //______________________________________________________________________ | |
32 | AliITSOnlineSDDTP::AliITSOnlineSDDTP():AliITSOnlineSDD(),fNEvents(0),fDAQ(0.),fNSigmaGain(0.) | |
33 | { | |
34 | // default constructor | |
35 | Reset(); | |
36 | SetNSigmaGain(); | |
37 | } | |
38 | //______________________________________________________________________ | |
39 | AliITSOnlineSDDTP::AliITSOnlineSDDTP(Int_t mod, Int_t sid, Float_t xDAQ):AliITSOnlineSDD(mod,sid),fNEvents(0),fDAQ(xDAQ),fNSigmaGain(0.) | |
40 | { | |
41 | // standard constructor | |
42 | Reset(); | |
43 | SetNSigmaGain(); | |
44 | } | |
45 | //______________________________________________________________________ | |
46 | AliITSOnlineSDDTP::~AliITSOnlineSDDTP(){ | |
47 | // Destructor | |
48 | } | |
49 | //______________________________________________________________________ | |
50 | void AliITSOnlineSDDTP::Reset(){ | |
51 | fNEvents=0; | |
52 | for(Int_t i=0;i<fgkNAnodes;i++){ | |
53 | fGoodAnode[i]=1; | |
54 | fBaseline[i]=0.; | |
55 | fSumTPPeak[i]=0.; | |
56 | fTPPos[i]=0.; | |
57 | } | |
58 | ReadBaselines(); | |
59 | } | |
60 | ||
61 | //______________________________________________________________________ | |
62 | void AliITSOnlineSDDTP::AddEvent(TH2F* hrawd){ | |
63 | // | |
64 | fNEvents++; | |
65 | Double_t tbmax=(Double_t)hrawd->GetNbinsX(); | |
66 | for(Int_t ian=0;ian<fgkNAnodes;ian++){ | |
67 | Float_t auxmax=0.; | |
68 | Int_t auxtb=0; | |
69 | if(!fGoodAnode[ian]) continue; | |
70 | for(Int_t itb=0;itb<tbmax;itb++){ | |
71 | Float_t cnt=hrawd->GetBinContent(itb+1,ian+1); | |
72 | if(cnt>auxmax){ | |
73 | auxmax=cnt; | |
74 | auxtb=itb; | |
75 | } | |
76 | } | |
77 | fSumTPPeak[ian]+=auxmax-fBaseline[ian]; | |
78 | fTPPos[ian]+=auxtb; | |
79 | } | |
80 | } | |
81 | //______________________________________________________________________ | |
82 | void AliITSOnlineSDDTP::ReadBaselines(){ | |
83 | // assume baselines and good anodes are taken from previous run | |
84 | Char_t basfilnam[100]; | |
85 | sprintf(basfilnam,"SDDbase_step2_mod%03d_sid%d.data",fModuleId,fSide); | |
86 | FILE* basf=fopen(basfilnam,"r"); | |
87 | if(basf==0){ | |
88 | AliWarning("Baselinefile not present, Set all baselines to 50\n"); | |
89 | for(Int_t ian=0;ian<fgkNAnodes;ian++){ | |
90 | fBaseline[ian]=50.; | |
91 | fGoodAnode[ian]=1; | |
92 | } | |
93 | return; | |
94 | } | |
95 | Int_t n,ok; | |
96 | Float_t base,rms,cmn,corrnoi; | |
97 | for(Int_t ian=0;ian<fgkNAnodes;ian++){ | |
98 | fscanf(basf,"%d %d %f %f %f %f\n",&n,&ok,&base,&rms,&cmn,&corrnoi); | |
99 | fBaseline[ian]=base; | |
100 | fGoodAnode[ian]=ok; | |
101 | } | |
102 | fclose(basf); | |
103 | } | |
104 | ||
105 | //______________________________________________________________________ | |
106 | void AliITSOnlineSDDTP::ValidateAnodes(){ | |
107 | Float_t meang,rmsg; | |
108 | StatGain(meang,rmsg); | |
109 | Float_t lowlim=meang-fNSigmaGain*rmsg; | |
110 | Float_t hilim=meang+fNSigmaGain*rmsg; | |
111 | ||
112 | for(Int_t ian=0;ian<fgkNAnodes;ian++){ | |
113 | if(!fGoodAnode[ian]) continue; | |
114 | if(GetChannelGain(ian)<lowlim||GetChannelGain(ian)>hilim) fGoodAnode[ian]=0; | |
115 | } | |
116 | } | |
117 | ||
118 | ||
119 | //______________________________________________________________________ | |
120 | void AliITSOnlineSDDTP::StatGain(Float_t &mean, Float_t &rms){ | |
121 | Float_t sum=0.,sumq=0.; | |
122 | Int_t cnt=0; | |
123 | for(Int_t ian=0;ian<fgkNAnodes;ian++){ | |
124 | if(!fGoodAnode[ian]) continue; | |
125 | sum+=GetChannelGain(ian); | |
126 | sumq+=TMath::Power(GetChannelGain(ian),2); | |
127 | cnt++; | |
128 | } | |
129 | if(cnt>0){ | |
130 | mean=sum/(Float_t)cnt; | |
131 | rms=TMath::Sqrt(sumq/(Float_t)cnt-mean*mean); | |
132 | }else{ | |
133 | mean=0.; | |
134 | rms=0.; | |
135 | } | |
136 | return; | |
137 | } | |
138 | ||
139 | //______________________________________________________________________ | |
140 | void AliITSOnlineSDDTP::WriteToFXS(){ | |
141 | // | |
142 | Char_t basfilnam[100]; | |
143 | sprintf(basfilnam,"SDDbase_step2_mod%03d_sid%d.data",fModuleId,fSide); | |
144 | FILE* basf=fopen(basfilnam,"r"); | |
145 | if(basf==0){ | |
146 | AliWarning("Baseline file not present, launch baseline analysis first\n"); | |
147 | return; | |
148 | } | |
149 | Int_t n,ok; | |
150 | Float_t base,rms,cmn,corrnoi; | |
151 | Float_t noise[fgkNAnodes],cmncoef[fgkNAnodes],corrnoise[fgkNAnodes]; | |
152 | for(Int_t ian=0;ian<fgkNAnodes;ian++){ | |
153 | fscanf(basf,"%d %d %f %f %f %f\n",&n,&ok,&base,&rms,&cmn,&corrnoi); | |
154 | noise[ian]=rms; | |
155 | cmncoef[ian]=cmn; | |
156 | corrnoise[ian]=corrnoi; | |
157 | } | |
158 | fclose(basf); | |
159 | Char_t outfilnam[100]; | |
160 | sprintf(outfilnam,"SDDbase_mod%03d_sid%d.data",fModuleId,fSide); | |
161 | FILE* outf=fopen(outfilnam,"w"); | |
162 | for(Int_t ian=0;ian<fgkNAnodes;ian++){ | |
163 | fprintf(outf,"%d %d %8.3f %8.3f %8.3f %8.3f %8.3f\n",ian,IsAnodeGood(ian),fBaseline[ian], noise[ian],cmncoef[ian],corrnoise[ian],GetChannelGain(ian)); | |
164 | } | |
165 | fclose(outf); | |
166 | } | |
167 |