ba9a3d5b1b3a5ac2ff443f916d6e6591327485f4
[u/mrichter/AliRoot.git] / ITS / AliITSOnlineSDDTP.cxx
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 <TFile.h>
16 #include "AliITSOnlineSDDTP.h"
17 #include "AliLog.h"
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
30 ClassImp(AliITSOnlineSDDTP)
31
32 //______________________________________________________________________
33 AliITSOnlineSDDTP::AliITSOnlineSDDTP():AliITSOnlineSDD(),fDAC(0.),fNSigmaGain(0.),fNSigmaNoise(0.)
34 {
35   // default constructor
36   Reset();
37   SetNSigmaGain();
38   SetNSigmaNoise();
39 }
40 //______________________________________________________________________
41 AliITSOnlineSDDTP::AliITSOnlineSDDTP(Int_t nddl, Int_t ncarlos, Int_t sid, Float_t xDAC):AliITSOnlineSDD(nddl,ncarlos,sid),fDAC(xDAC),fNSigmaGain(0.),fNSigmaNoise(0.)
42 {
43   // standard constructor
44   Reset();
45   SetNSigmaGain();
46   SetNSigmaNoise();
47 }
48 //______________________________________________________________________
49 AliITSOnlineSDDTP::~AliITSOnlineSDDTP(){
50   // Destructor
51 }
52 //______________________________________________________________________
53 void AliITSOnlineSDDTP::Reset(){
54   //
55   for(Int_t i=0;i<fgkNAnodes;i++){
56     fNEvents[i]=0;
57     fGoodAnode[i]=1;
58     fBaseline[i]=0.;
59     fCMN[i]=0.;
60     fRawNoise[i]=0.;
61     fCorrNoise[i]=0.;
62     fSumTPPeak[i]=0.;
63     fTPPos[i]=0.;
64   }
65   ReadBaselines();
66 }
67
68 //______________________________________________________________________
69 void AliITSOnlineSDDTP::AddEvent(TH2F* hrawd){
70   // 
71   for(Int_t ian=0;ian<fgkNAnodes;ian++){
72     Float_t auxmax=0.;
73     Int_t auxtb=0;
74     if(!fGoodAnode[ian]) continue;
75     for(Int_t itb=fFirstGoodTB;itb<=fLastGoodTB;itb++){
76       Float_t cnt=hrawd->GetBinContent(itb+1,ian+1);
77       if(cnt>auxmax){ 
78         auxmax=cnt;
79         auxtb=itb;
80       }
81     }
82     if(auxmax>fBaseline[ian]+fNSigmaNoise*fRawNoise[ian]){
83       fSumTPPeak[ian]+=auxmax-fBaseline[ian];
84       fTPPos[ian]+=auxtb;
85       fNEvents[ian]++;
86     }
87   }
88 }
89 //______________________________________________________________________
90 void AliITSOnlineSDDTP::ReadBaselines(){
91   // assume baselines and good anodes are taken from previous run
92   Char_t basfilnam[100];
93   sprintf(basfilnam,"SDDbase_step2_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
94   FILE* basf=fopen(basfilnam,"r");
95   if(basf==0){
96     AliWarning("Baselinefile not present, Set all baselines to 50\n");
97     for(Int_t ian=0;ian<fgkNAnodes;ian++){ 
98       fBaseline[ian]=50.;
99       fEqBaseline[ian]=50;
100       fOffsetBaseline[ian]=0;
101       fGoodAnode[ian]=1;
102     }
103     return;
104   }
105   Int_t n,ok,eqbase,offbase;
106   Float_t base,rms,cmn,corrnoi;
107   for(Int_t ian=0;ian<fgkNAnodes;ian++){
108     fscanf(basf,"%d %d %f %d %d %f %f %f\n",&n,&ok,&base,&eqbase,&offbase,&rms,&cmn,&corrnoi);
109     fBaseline[ian]=base;
110     fEqBaseline[ian]=eqbase;
111     fOffsetBaseline[ian]=offbase;
112     fGoodAnode[ian]=ok;
113     fRawNoise[ian]=rms;
114     fCMN[ian]=cmn;
115     fCorrNoise[ian]=corrnoi;
116   }
117   fclose(basf);
118 }
119
120 //______________________________________________________________________
121 Bool_t AliITSOnlineSDDTP::IsModuleGood() const{
122   //
123   // Check if there is at least 1 good anode
124   //
125   for(Int_t ian=0;ian<fgkNAnodes;ian++){
126     if(fGoodAnode[ian]) return kTRUE;
127   }
128   return kFALSE;
129 }
130 //______________________________________________________________________
131 void AliITSOnlineSDDTP::ValidateAnodes(){
132   //
133   Float_t meang,rmsg;
134   StatGain(meang,rmsg);
135   Float_t lowlim=meang-fNSigmaGain*rmsg;
136   Float_t hilim=meang+fNSigmaGain*rmsg;
137
138   for(Int_t ian=0;ian<fgkNAnodes;ian++){
139     if(!fGoodAnode[ian]) continue;
140     if(GetChannelGain(ian)<lowlim||GetChannelGain(ian)>hilim) fGoodAnode[ian]=0;
141   }
142 }
143
144
145 //______________________________________________________________________
146 void AliITSOnlineSDDTP::StatGain(Float_t &mean, Float_t  &rms){
147   //
148   Float_t sum=0.,sumq=0.;
149   Int_t cnt=0;
150   for(Int_t ian=0;ian<fgkNAnodes;ian++){
151     if(!fGoodAnode[ian]) continue;
152     if(fNEvents[ian]==0) continue;
153     sum+=GetChannelGain(ian);
154     sumq+=TMath::Power(GetChannelGain(ian),2);
155     cnt++;
156   }
157   if(cnt>0){ 
158     mean=sum/(Float_t)cnt;
159     rms=TMath::Sqrt(sumq/(Float_t)cnt-mean*mean);
160   }else{ 
161     mean=0.;
162     rms=0.;
163   }
164   return;
165 }
166
167 //______________________________________________________________________
168 void AliITSOnlineSDDTP::WriteToASCII(){
169   //
170   Char_t outfilnam[100];
171   sprintf(outfilnam,"SDDbase_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
172   FILE* outf=fopen(outfilnam,"w");
173   fprintf(outf,"%d %d %d\n",fCarlos,fSide,IsModuleGood());
174   for(Int_t ian=0;ian<fgkNAnodes;ian++){
175     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));
176   }
177   fclose(outf);  
178 }
179 //______________________________________________________________________
180 Bool_t AliITSOnlineSDDTP::WriteToROOT(TFile *fil){
181   //
182   if(fil==0){ 
183     AliWarning("Invalid pointer to ROOT file");
184     return kFALSE;    
185   }
186   Char_t hisnam[20];
187   fil->cd();
188   sprintf(hisnam,"hgood%02dc%02ds%d",fDDL,fCarlos,fSide);
189   TH1F hgood(hisnam,"",256,-0.5,255.5);
190   sprintf(hisnam,"hbase%02dc%02ds%d",fDDL,fCarlos,fSide);
191   TH1F hbase(hisnam,"",256,-0.5,255.5);
192   sprintf(hisnam,"hnois%02dc%02ds%d",fDDL,fCarlos,fSide);
193   TH1F hnois(hisnam,"",256,-0.5,255.5);
194   sprintf(hisnam,"hcmn%02dc%02ds%d",fDDL,fCarlos,fSide);
195   TH1F hcmn(hisnam,"",256,-0.5,255.5);
196   sprintf(hisnam,"hcorn%02dc%02ds%d",fDDL,fCarlos,fSide);
197   TH1F hcorn(hisnam,"",256,-0.5,255.5);
198   sprintf(hisnam,"hgain%02dc%02ds%d",fDDL,fCarlos,fSide);
199   TH1F hgain(hisnam,"",256,-0.5,255.5);
200   for(Int_t ian=0;ian<fgkNAnodes;ian++){
201     hgood.SetBinContent(ian+1,float(IsAnodeGood(ian)));
202     hbase.SetBinContent(ian+1,GetAnodeBaseline(ian));
203     hnois.SetBinContent(ian+1,GetAnodeRawNoise(ian));
204     hcmn.SetBinContent(ian+1,GetAnodeCommonMode(ian));
205     hcorn.SetBinContent(ian+1,GetAnodeCorrNoise(ian));
206     hgain.SetBinContent(ian+1,GetChannelGain(ian));
207   }
208   hgood.Write();
209   hbase.Write();
210   hnois.Write();
211   hcmn.Write();
212   hcorn.Write();
213   hgain.Write();
214   return kTRUE;
215 }
216