New default values for baselines (F.Prino)
[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.),fLowThreshold(0),fHighThreshold(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),fLowThreshold(0),fHighThreshold(0),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(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++){ 
98       fBaseline[ian]=20.;
99       fEqBaseline[ian]=20;
100       fOffsetBaseline[ian]=0;
101       fGoodAnode[ian]=1;
102     }
103     return;
104   }
105   fscanf(basf,"%d\n",&fHighThreshold);
106   fscanf(basf,"%d\n",&fLowThreshold);
107   Int_t n,ok,eqbase,offbase;
108   Float_t base,rms,cmn,corrnoi;
109   for(Int_t ian=0;ian<fgkNAnodes;ian++){
110     fscanf(basf,"%d %d %f %d %d %f %f %f\n",&n,&ok,&base,&eqbase,&offbase,&rms,&cmn,&corrnoi);
111     fBaseline[ian]=base;
112     fEqBaseline[ian]=eqbase;
113     fOffsetBaseline[ian]=offbase;
114     fGoodAnode[ian]=ok;
115     fRawNoise[ian]=rms;
116     fCMN[ian]=cmn;
117     fCorrNoise[ian]=corrnoi;
118   }
119   fclose(basf);
120 }
121
122 //______________________________________________________________________
123 Bool_t AliITSOnlineSDDTP::IsModuleGood() const{
124   //
125   // Check if there is at least 1 good anode
126   //
127   for(Int_t ian=0;ian<fgkNAnodes;ian++){
128     if(fGoodAnode[ian]) return kTRUE;
129   }
130   return kFALSE;
131 }
132 //______________________________________________________________________
133 void AliITSOnlineSDDTP::ValidateAnodes(){
134   //
135   Float_t meang,rmsg;
136   StatGain(meang,rmsg);
137   Float_t lowlim=meang-fNSigmaGain*rmsg;
138   Float_t hilim=meang+fNSigmaGain*rmsg;
139
140   for(Int_t ian=0;ian<fgkNAnodes;ian++){
141     if(!fGoodAnode[ian]) continue;
142     if(GetChannelGain(ian)<lowlim||GetChannelGain(ian)>hilim) fGoodAnode[ian]=0;
143   }
144 }
145
146
147 //______________________________________________________________________
148 void AliITSOnlineSDDTP::StatGain(Float_t &mean, Float_t  &rms){
149   //
150   Float_t sum=0.,sumq=0.;
151   Int_t cnt=0;
152   for(Int_t ian=0;ian<fgkNAnodes;ian++){
153     if(!fGoodAnode[ian]) continue;
154     if(fNEvents[ian]==0) continue;
155     sum+=GetChannelGain(ian);
156     sumq+=TMath::Power(GetChannelGain(ian),2);
157     cnt++;
158   }
159   if(cnt>0){ 
160     mean=sum/(Float_t)cnt;
161     rms=TMath::Sqrt(sumq/(Float_t)cnt-mean*mean);
162   }else{ 
163     mean=0.;
164     rms=0.;
165   }
166   return;
167 }
168
169 //______________________________________________________________________
170 void AliITSOnlineSDDTP::WriteToASCII(){
171   //
172   Char_t outfilnam[100];
173   sprintf(outfilnam,"SDDbase_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
174   FILE* outf=fopen(outfilnam,"w");
175   fprintf(outf,"%d %d %d\n",fCarlos,fSide,IsModuleGood());
176   fprintf(outf,"%d\n",fHighThreshold);
177   fprintf(outf,"%d\n",fLowThreshold);
178   for(Int_t ian=0;ian<fgkNAnodes;ian++){
179     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));
180   }
181   fclose(outf);  
182 }
183 //______________________________________________________________________
184 Bool_t AliITSOnlineSDDTP::WriteToROOT(TFile *fil){
185   //
186   if(fil==0){ 
187     AliWarning("Invalid pointer to ROOT file");
188     return kFALSE;    
189   }
190   Char_t hisnam[20];
191   fil->cd();
192   sprintf(hisnam,"hgood%02dc%02ds%d",fDDL,fCarlos,fSide);
193   TH1F hgood(hisnam,"",256,-0.5,255.5);
194   sprintf(hisnam,"hbase%02dc%02ds%d",fDDL,fCarlos,fSide);
195   TH1F hbase(hisnam,"",256,-0.5,255.5);
196   sprintf(hisnam,"hnois%02dc%02ds%d",fDDL,fCarlos,fSide);
197   TH1F hnois(hisnam,"",256,-0.5,255.5);
198   sprintf(hisnam,"hcmn%02dc%02ds%d",fDDL,fCarlos,fSide);
199   TH1F hcmn(hisnam,"",256,-0.5,255.5);
200   sprintf(hisnam,"hcorn%02dc%02ds%d",fDDL,fCarlos,fSide);
201   TH1F hcorn(hisnam,"",256,-0.5,255.5);
202   sprintf(hisnam,"hgain%02dc%02ds%d",fDDL,fCarlos,fSide);
203   TH1F hgain(hisnam,"",256,-0.5,255.5);
204   for(Int_t ian=0;ian<fgkNAnodes;ian++){
205     hgood.SetBinContent(ian+1,float(IsAnodeGood(ian)));
206     hbase.SetBinContent(ian+1,GetAnodeBaseline(ian));
207     hnois.SetBinContent(ian+1,GetAnodeRawNoise(ian));
208     hcmn.SetBinContent(ian+1,GetAnodeCommonMode(ian));
209     hcorn.SetBinContent(ian+1,GetAnodeCorrNoise(ian));
210     hgain.SetBinContent(ian+1,GetChannelGain(ian));
211   }
212   hgood.Write();
213   hbase.Write();
214   hnois.Write();
215   hcmn.Write();
216   hcorn.Write();
217   hgain.Write();
218   return kTRUE;
219 }
220