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[u/mrichter/AliRoot.git] / ITS / AliITSOnlineSDDTP.cxx
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348f80b7 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 **************************************************************************/
3083967f 15#include <TFile.h>
348f80b7 16#include "AliITSOnlineSDDTP.h"
7f347565 17#include "AliLog.h"
348f80b7 18#include <TH2F.h>
19#include <TMath.h>
20
21
22///////////////////////////////////////////////////////////////////
23// //
24// Implemetation of the class SDD Test Pulse analysis //
25// Origin: F.Prino, Torino, prino@to.infn.it //
26// //
27///////////////////////////////////////////////////////////////////
28
29
30ClassImp(AliITSOnlineSDDTP)
31
32//______________________________________________________________________
750296dd 33AliITSOnlineSDDTP::AliITSOnlineSDDTP():AliITSOnlineSDD(),fDAC(0.),fNSigmaGain(0.),fNSigmaNoise(0.)
348f80b7 34{
35 // default constructor
36 Reset();
37 SetNSigmaGain();
750296dd 38 SetNSigmaNoise();
348f80b7 39}
40//______________________________________________________________________
750296dd 41AliITSOnlineSDDTP::AliITSOnlineSDDTP(Int_t mod, Int_t sid, Float_t xDAC):AliITSOnlineSDD(mod,sid),fDAC(xDAC),fNSigmaGain(0.),fNSigmaNoise(0.)
348f80b7 42{
43 // standard constructor
44 Reset();
45 SetNSigmaGain();
750296dd 46 SetNSigmaNoise();
348f80b7 47}
48//______________________________________________________________________
49AliITSOnlineSDDTP::~AliITSOnlineSDDTP(){
50 // Destructor
51}
52//______________________________________________________________________
53void AliITSOnlineSDDTP::Reset(){
beb262b4 54 //
348f80b7 55 for(Int_t i=0;i<fgkNAnodes;i++){
750296dd 56 fNEvents[i]=0;
348f80b7 57 fGoodAnode[i]=1;
58 fBaseline[i]=0.;
3083967f 59 fCMN[i]=0.;
60 fRawNoise[i]=0.;
61 fCorrNoise[i]=0.;
348f80b7 62 fSumTPPeak[i]=0.;
63 fTPPos[i]=0.;
64 }
65 ReadBaselines();
66}
67
68//______________________________________________________________________
69void AliITSOnlineSDDTP::AddEvent(TH2F* hrawd){
70 //
348f80b7 71 for(Int_t ian=0;ian<fgkNAnodes;ian++){
72 Float_t auxmax=0.;
73 Int_t auxtb=0;
74 if(!fGoodAnode[ian]) continue;
750296dd 75 for(Int_t itb=fFirstGoodTB;itb<=fLastGoodTB;itb++){
348f80b7 76 Float_t cnt=hrawd->GetBinContent(itb+1,ian+1);
77 if(cnt>auxmax){
78 auxmax=cnt;
79 auxtb=itb;
80 }
81 }
750296dd 82 if(auxmax>fBaseline[ian]+fNSigmaNoise*fRawNoise[ian]){
83 fSumTPPeak[ian]+=auxmax-fBaseline[ian];
84 fTPPos[ian]+=auxtb;
85 fNEvents[ian]++;
86 }
348f80b7 87 }
88}
89//______________________________________________________________________
90void AliITSOnlineSDDTP::ReadBaselines(){
91 // assume baselines and good anodes are taken from previous run
92 Char_t basfilnam[100];
7f347565 93 sprintf(basfilnam,"SDDbase_step2_mod%03d_sid%d.data",fModuleId,fSide);
348f80b7 94 FILE* basf=fopen(basfilnam,"r");
95 if(basf==0){
7f347565 96 AliWarning("Baselinefile not present, Set all baselines to 50\n");
348f80b7 97 for(Int_t ian=0;ian<fgkNAnodes;ian++){
98 fBaseline[ian]=50.;
99 fGoodAnode[ian]=1;
100 }
101 return;
102 }
103 Int_t n,ok;
104 Float_t base,rms,cmn,corrnoi;
105 for(Int_t ian=0;ian<fgkNAnodes;ian++){
106 fscanf(basf,"%d %d %f %f %f %f\n",&n,&ok,&base,&rms,&cmn,&corrnoi);
107 fBaseline[ian]=base;
108 fGoodAnode[ian]=ok;
3083967f 109 fRawNoise[ian]=rms;
110 fCMN[ian]=cmn;
111 fCorrNoise[ian]=corrnoi;
348f80b7 112 }
113 fclose(basf);
114}
115
3083967f 116//______________________________________________________________________
117Bool_t AliITSOnlineSDDTP::IsModuleGood() const{
118 //
119 // Check if there is at least 1 good anode
120 //
121 for(Int_t ian=0;ian<fgkNAnodes;ian++){
122 if(fGoodAnode[ian]) return kTRUE;
123 }
124 return kFALSE;
125}
348f80b7 126//______________________________________________________________________
127void AliITSOnlineSDDTP::ValidateAnodes(){
beb262b4 128 //
348f80b7 129 Float_t meang,rmsg;
130 StatGain(meang,rmsg);
348f80b7 131 Float_t lowlim=meang-fNSigmaGain*rmsg;
132 Float_t hilim=meang+fNSigmaGain*rmsg;
133
134 for(Int_t ian=0;ian<fgkNAnodes;ian++){
135 if(!fGoodAnode[ian]) continue;
136 if(GetChannelGain(ian)<lowlim||GetChannelGain(ian)>hilim) fGoodAnode[ian]=0;
137 }
138}
139
140
141//______________________________________________________________________
142void AliITSOnlineSDDTP::StatGain(Float_t &mean, Float_t &rms){
beb262b4 143 //
348f80b7 144 Float_t sum=0.,sumq=0.;
145 Int_t cnt=0;
146 for(Int_t ian=0;ian<fgkNAnodes;ian++){
147 if(!fGoodAnode[ian]) continue;
750296dd 148 if(fNEvents[ian]==0) continue;
348f80b7 149 sum+=GetChannelGain(ian);
150 sumq+=TMath::Power(GetChannelGain(ian),2);
151 cnt++;
152 }
153 if(cnt>0){
154 mean=sum/(Float_t)cnt;
155 rms=TMath::Sqrt(sumq/(Float_t)cnt-mean*mean);
156 }else{
157 mean=0.;
158 rms=0.;
159 }
160 return;
161}
162
163//______________________________________________________________________
e44f571c 164void AliITSOnlineSDDTP::WriteToASCII(){
348f80b7 165 //
348f80b7 166 Char_t outfilnam[100];
167 sprintf(outfilnam,"SDDbase_mod%03d_sid%d.data",fModuleId,fSide);
168 FILE* outf=fopen(outfilnam,"w");
3083967f 169 fprintf(outf,"%d %d %d\n",fModuleId,fSide,IsModuleGood());
348f80b7 170 for(Int_t ian=0;ian<fgkNAnodes;ian++){
3083967f 171 fprintf(outf,"%d %d %8.3f %8.3f %8.3f %8.3f %8.3f\n",ian,IsAnodeGood(ian),GetAnodeBaseline(ian),GetAnodeRawNoise(ian),GetAnodeCommonMode(ian),GetAnodeCorrNoise(ian),GetChannelGain(ian));
348f80b7 172 }
173 fclose(outf);
174}
3083967f 175//______________________________________________________________________
176Bool_t AliITSOnlineSDDTP::WriteToROOT(TFile *fil){
177 //
178 if(fil==0){
179 AliWarning("Invalid pointer to ROOT file");
180 return kFALSE;
181 }
182 Char_t hisnam[20];
183 fil->cd();
184 sprintf(hisnam,"hgood%03ds%d",fModuleId,fSide);
185 TH1F hgood(hisnam,"",256,-0.5,255.5);
186 sprintf(hisnam,"hbase%03ds%d",fModuleId,fSide);
187 TH1F hbase(hisnam,"",256,-0.5,255.5);
188 sprintf(hisnam,"hnois%03ds%d",fModuleId,fSide);
189 TH1F hnois(hisnam,"",256,-0.5,255.5);
190 sprintf(hisnam,"hcmn%03ds%d",fModuleId,fSide);
191 TH1F hcmn(hisnam,"",256,-0.5,255.5);
192 sprintf(hisnam,"hcorn%03ds%d",fModuleId,fSide);
193 TH1F hcorn(hisnam,"",256,-0.5,255.5);
194 sprintf(hisnam,"hgain%03ds%d",fModuleId,fSide);
195 TH1F hgain(hisnam,"",256,-0.5,255.5);
196 for(Int_t ian=0;ian<fgkNAnodes;ian++){
197 hgood.SetBinContent(ian+1,float(IsAnodeGood(ian)));
198 hbase.SetBinContent(ian+1,GetAnodeBaseline(ian));
199 hnois.SetBinContent(ian+1,GetAnodeRawNoise(ian));
200 hcmn.SetBinContent(ian+1,GetAnodeCommonMode(ian));
201 hcorn.SetBinContent(ian+1,GetAnodeCorrNoise(ian));
202 hgain.SetBinContent(ian+1,GetChannelGain(ian));
203 }
204 hgood.Write();
205 hbase.Write();
206 hnois.Write();
207 hcmn.Write();
208 hcorn.Write();
209 hgain.Write();
210 return kTRUE;
211}
348f80b7 212