1 /**************************************************************************
2 * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 #include "AliITSOnlineSDDTP.h"
22 ///////////////////////////////////////////////////////////////////
24 // Implemetation of the class SDD Test Pulse analysis //
25 // Origin: F.Prino, Torino, prino@to.infn.it //
27 ///////////////////////////////////////////////////////////////////
30 ClassImp(AliITSOnlineSDDTP)
32 //______________________________________________________________________
33 AliITSOnlineSDDTP::AliITSOnlineSDDTP():AliITSOnlineSDD(),fDAC(0.),fLowThreshold(0),fHighThreshold(0),fNSigmaGain(0.),fNSigmaNoise(0.)
35 // default constructor
40 //______________________________________________________________________
41 AliITSOnlineSDDTP::AliITSOnlineSDDTP(Int_t nddl, Int_t ncarlos, Int_t sid, Float_t xDAC):AliITSOnlineSDD(nddl,ncarlos,sid),fDAC(xDAC),fLowThreshold(0),fHighThreshold(0),fNSigmaGain(0.),fNSigmaNoise(0.)
43 // standard constructor
48 //______________________________________________________________________
49 AliITSOnlineSDDTP::~AliITSOnlineSDDTP(){
52 //______________________________________________________________________
53 void AliITSOnlineSDDTP::Reset(){
55 for(Int_t i=0;i<fgkNAnodes;i++){
68 //______________________________________________________________________
69 void AliITSOnlineSDDTP::AddEvent(TH2F* hrawd){
70 // analyzes current event and sum its contribution to the various counters
71 for(Int_t ian=0;ian<fgkNAnodes;ian++){
74 if(!fGoodAnode[ian]) continue;
75 for(Int_t itb=fFirstGoodTB;itb<=fLastGoodTB;itb++){
76 Float_t cnt=hrawd->GetBinContent(itb+1,ian+1);
82 if(auxmax>fBaseline[ian]+fNSigmaNoise*fRawNoise[ian]){
83 fSumTPPeak[ian]+=auxmax-fBaseline[ian];
89 //______________________________________________________________________
90 void AliITSOnlineSDDTP::ReadBaselines(){
91 // assume baselines and good anodes are taken from previous run
93 basfilnam.Form("SDDbase_step2_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
94 FILE* basf=fopen(basfilnam.Data(),"r");
96 AliWarning(Form("Baseline file not present (ddl %d carlos %d side %d, Set all baselines to 20",fDDL,fCarlos,fSide));
97 for(Int_t ian=0;ian<fgkNAnodes;ian++){
100 fOffsetBaseline[ian]=0;
105 Int_t check = fscanf(basf,"%d\n",&fHighThreshold);
106 if(check<1)AliError("Error while reading file with baselines");
107 check = fscanf(basf,"%d\n",&fLowThreshold);
108 if(check<1)AliError("Error while reading file with baselines");
109 Int_t n,ok,eqbase,offbase;
110 Float_t base,rms,cmn,corrnoi;
111 for(Int_t ian=0;ian<fgkNAnodes;ian++){
112 check = fscanf(basf,"%d %d %f %d %d %f %f %f\n",&n,&ok,&base,&eqbase,&offbase,&rms,&cmn,&corrnoi);
113 if(check<1)AliError("Error while reading file with baselines");
115 fEqBaseline[ian]=eqbase;
116 fOffsetBaseline[ian]=offbase;
120 fCorrNoise[ian]=corrnoi;
125 //______________________________________________________________________
126 Bool_t AliITSOnlineSDDTP::IsModuleGood() const{
128 // Check if there is at least 1 good anode
130 for(Int_t ian=0;ian<fgkNAnodes;ian++){
131 if(fGoodAnode[ian]) return kTRUE;
135 //______________________________________________________________________
136 void AliITSOnlineSDDTP::ValidateAnodes(){
137 // tag good/bad channels
139 StatGain(meang,rmsg);
140 Float_t lowlim=meang-fNSigmaGain*rmsg;
141 Float_t hilim=meang+fNSigmaGain*rmsg;
143 for(Int_t ian=0;ian<fgkNAnodes;ian++){
144 if(!fGoodAnode[ian]) continue;
145 if(GetChannelGain(ian)<lowlim||GetChannelGain(ian)>hilim) fGoodAnode[ian]=0;
150 //______________________________________________________________________
151 void AliITSOnlineSDDTP::StatGain(Float_t &mean, Float_t &rms) const {
152 // compute average gain and rms
153 Float_t sum=0.,sumq=0.;
155 for(Int_t ian=0;ian<fgkNAnodes;ian++){
156 if(!fGoodAnode[ian]) continue;
157 if(fNEvents[ian]==0) continue;
158 Float_t chgain=GetChannelGain(ian);
164 mean=sum/(Float_t)cnt;
165 Float_t variance=sumq/(Float_t)cnt-mean*mean;
166 if(variance>0.) rms=TMath::Sqrt(variance);
175 //______________________________________________________________________
176 void AliITSOnlineSDDTP::WriteToASCII(){
177 // writes parameters of each channel into an ASCII file
178 // to be sent to FXS by the DA and processed by the SHUTTLE
181 outfilnam.Form("SDDbase_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
182 FILE* outf=fopen(outfilnam.Data(),"w");
183 fprintf(outf,"%d %d %d\n",fCarlos,fSide,IsModuleGood());
184 fprintf(outf,"%d\n",fHighThreshold);
185 fprintf(outf,"%d\n",fLowThreshold);
186 for(Int_t ian=0;ian<fgkNAnodes;ian++){
187 fprintf(outf,"%d %d %8.3f %d %d %8.3f %8.3f %8.3f %8.3f\n",ian,IsAnodeGood(ian),GetAnodeBaseline(ian),GetAnodeEqualizedBaseline(ian),GetAnodeBaselineOffset(ian),GetAnodeRawNoise(ian),GetAnodeCommonMode(ian),GetAnodeCorrNoise(ian),GetChannelGain(ian));
191 //______________________________________________________________________
192 TH1F* AliITSOnlineSDDTP::GetBaselineAnodeHisto() const {
193 // produce histogram with baseline vs. anode number
195 hisnam.Form("hbase%02dc%02ds%d",fDDL,fCarlos,fSide);
196 TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
197 for(Int_t ian=0;ian<fgkNAnodes;ian++){
198 h->SetBinContent(ian+1,GetAnodeBaseline(ian));
202 //______________________________________________________________________
203 TH1F* AliITSOnlineSDDTP::GetRawNoiseAnodeHisto() const {
204 // produce histogram with raw noise vs. anode number
206 hisnam.Form("hnois%02dc%02ds%d",fDDL,fCarlos,fSide);
207 TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
208 for(Int_t ian=0;ian<fgkNAnodes;ian++){
209 h->SetBinContent(ian+1,GetAnodeRawNoise(ian));
213 //______________________________________________________________________
214 TH1F* AliITSOnlineSDDTP::GetCorrNoiseAnodeHisto() const {
215 // produce histogram with corrected noise vs. anode number
217 hisnam.Form("hcorn%02dc%02ds%d",fDDL,fCarlos,fSide);
218 TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
219 for(Int_t ian=0;ian<fgkNAnodes;ian++){
220 h->SetBinContent(ian+1,GetAnodeCorrNoise(ian));
224 //______________________________________________________________________
225 TH1F* AliITSOnlineSDDTP::GetCMNCoefAnodeHisto() const {
226 // produce histogram with coefficients for common mode noise subtraction
228 hisnam.Form("hcmn%02dc%02ds%d",fDDL,fCarlos,fSide);
229 TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
230 for(Int_t ian=0;ian<fgkNAnodes;ian++){
231 h->SetBinContent(ian+1,GetAnodeCommonMode(ian));
235 //______________________________________________________________________
236 TH1F* AliITSOnlineSDDTP::GetStatusAnodeHisto() const {
237 // produce histogram with status bit of each anode
239 hisnam.Form("hgood%02dc%02ds%d",fDDL,fCarlos,fSide);
240 TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
241 for(Int_t ian=0;ian<fgkNAnodes;ian++){
242 h->SetBinContent(ian+1,float(IsAnodeGood(ian)));
246 //______________________________________________________________________
247 TH1F* AliITSOnlineSDDTP::GetGainAnodeHisto() const {
248 // produce histogram with gain vs. anode number
250 hisnam.Form("hgain%02dc%02ds%d",fDDL,fCarlos,fSide);
251 TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
252 for(Int_t ian=0;ian<fgkNAnodes;ian++){
253 h->SetBinContent(ian+1,GetChannelGain(ian));
257 //______________________________________________________________________
258 Bool_t AliITSOnlineSDDTP::WriteToROOT(TFile *fil){
259 // writes output into a root file
261 AliWarning("Invalid pointer to ROOT file");
266 hisnam.Form("hgood%02dc%02ds%d",fDDL,fCarlos,fSide);
267 TH1F hgood(hisnam.Data(),"",256,-0.5,255.5);
268 hisnam.Form("hbase%02dc%02ds%d",fDDL,fCarlos,fSide);
269 TH1F hbase(hisnam.Data(),"",256,-0.5,255.5);
270 hisnam.Form("hnois%02dc%02ds%d",fDDL,fCarlos,fSide);
271 TH1F hnois(hisnam.Data(),"",256,-0.5,255.5);
272 hisnam.Form("hcmn%02dc%02ds%d",fDDL,fCarlos,fSide);
273 TH1F hcmn(hisnam.Data(),"",256,-0.5,255.5);
274 hisnam.Form("hcorn%02dc%02ds%d",fDDL,fCarlos,fSide);
275 TH1F hcorn(hisnam.Data(),"",256,-0.5,255.5);
276 hisnam.Form("hgain%02dc%02ds%d",fDDL,fCarlos,fSide);
277 TH1F hgain(hisnam.Data(),"",256,-0.5,255.5);
278 hisnam.Form("htptb%02dc%02ds%d",fDDL,fCarlos,fSide);
279 TH1F htptb(hisnam.Data(),"",256,-0.5,255.5);
280 for(Int_t ian=0;ian<fgkNAnodes;ian++){
281 hgood.SetBinContent(ian+1,float(IsAnodeGood(ian)));
282 hbase.SetBinContent(ian+1,GetAnodeBaseline(ian));
283 hnois.SetBinContent(ian+1,GetAnodeRawNoise(ian));
284 hcmn.SetBinContent(ian+1,GetAnodeCommonMode(ian));
285 hcorn.SetBinContent(ian+1,GetAnodeCorrNoise(ian));
286 hgain.SetBinContent(ian+1,GetChannelGain(ian));
287 htptb.SetBinContent(ian+1,GetTimeBinTPPeak(ian));