Update for Ds
[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   // reset all counters
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   // analyzes current event and sum its contribution to the various counters
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   TString basfilnam;
93   basfilnam.Form("SDDbase_step2_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
94   FILE* basf=fopen(basfilnam.Data(),"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   // tag good/bad channels
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) const {
149   // compute average gain and rms
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     Float_t chgain=GetChannelGain(ian);
156     sum+=chgain;
157     sumq+=chgain*chgain;
158     cnt++;
159   }
160   if(cnt>0){ 
161     mean=sum/(Float_t)cnt;
162     Float_t variance=sumq/(Float_t)cnt-mean*mean;
163     if(variance>0.) rms=TMath::Sqrt(variance);
164     else rms = 0;
165   }else{ 
166     mean=0.;
167     rms=0.;
168   }
169   return;
170 }
171
172 //______________________________________________________________________
173 void AliITSOnlineSDDTP::WriteToASCII(){
174   // writes parameters of each channel into an ASCII file 
175   // to be sent to FXS by the DA and processed by the SHUTTLE
176
177   TString outfilnam;
178   outfilnam.Form("SDDbase_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
179   FILE* outf=fopen(outfilnam.Data(),"w");
180   fprintf(outf,"%d %d %d\n",fCarlos,fSide,IsModuleGood());
181   fprintf(outf,"%d\n",fHighThreshold);
182   fprintf(outf,"%d\n",fLowThreshold);
183   for(Int_t ian=0;ian<fgkNAnodes;ian++){
184     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));
185   }
186   fclose(outf);  
187 }
188 //______________________________________________________________________
189 TH1F* AliITSOnlineSDDTP::GetBaselineAnodeHisto() const {
190   // produce histogram with baseline vs. anode number
191   TString hisnam;  
192   hisnam.Form("hbase%02dc%02ds%d",fDDL,fCarlos,fSide);
193   TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
194   for(Int_t ian=0;ian<fgkNAnodes;ian++){
195     h->SetBinContent(ian+1,GetAnodeBaseline(ian));
196   }
197   return h;
198 }
199 //______________________________________________________________________
200 TH1F* AliITSOnlineSDDTP::GetRawNoiseAnodeHisto() const {
201   // produce histogram with raw noise vs. anode number
202   TString hisnam;  
203   hisnam.Form("hnois%02dc%02ds%d",fDDL,fCarlos,fSide);
204   TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
205   for(Int_t ian=0;ian<fgkNAnodes;ian++){
206     h->SetBinContent(ian+1,GetAnodeRawNoise(ian));
207   }
208   return h;
209 }
210 //______________________________________________________________________
211 TH1F* AliITSOnlineSDDTP::GetCorrNoiseAnodeHisto() const {
212   // produce histogram with corrected noise vs. anode number
213   TString hisnam;  
214   hisnam.Form("hcorn%02dc%02ds%d",fDDL,fCarlos,fSide);
215   TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
216   for(Int_t ian=0;ian<fgkNAnodes;ian++){
217     h->SetBinContent(ian+1,GetAnodeCorrNoise(ian));
218   }
219   return h;
220 }
221 //______________________________________________________________________
222 TH1F* AliITSOnlineSDDTP::GetCMNCoefAnodeHisto() const {
223   // produce histogram with coefficients for common mode noise subtraction
224   TString hisnam;  
225   hisnam.Form("hcmn%02dc%02ds%d",fDDL,fCarlos,fSide);
226   TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
227   for(Int_t ian=0;ian<fgkNAnodes;ian++){
228     h->SetBinContent(ian+1,GetAnodeCommonMode(ian));
229   }
230   return h;
231 }
232 //______________________________________________________________________
233 TH1F* AliITSOnlineSDDTP::GetStatusAnodeHisto() const {
234   // produce histogram with status bit of each anode
235   TString hisnam;  
236   hisnam.Form("hgood%02dc%02ds%d",fDDL,fCarlos,fSide);
237   TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
238   for(Int_t ian=0;ian<fgkNAnodes;ian++){
239     h->SetBinContent(ian+1,float(IsAnodeGood(ian)));
240   }
241   return h;
242 }
243 //______________________________________________________________________
244 TH1F* AliITSOnlineSDDTP::GetGainAnodeHisto() const {
245   // produce histogram with gain vs. anode number
246   TString hisnam;  
247   hisnam.Form("hgain%02dc%02ds%d",fDDL,fCarlos,fSide);
248   TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
249   for(Int_t ian=0;ian<fgkNAnodes;ian++){
250     h->SetBinContent(ian+1,GetChannelGain(ian));
251   }
252   return h;
253 }
254 //______________________________________________________________________
255 Bool_t AliITSOnlineSDDTP::WriteToROOT(TFile *fil){
256   // writes output into a root file
257   if(fil==0){ 
258     AliWarning("Invalid pointer to ROOT file");
259     return kFALSE;    
260   }
261   TString hisnam;  
262   fil->cd();
263   hisnam.Form("hgood%02dc%02ds%d",fDDL,fCarlos,fSide);
264   TH1F hgood(hisnam.Data(),"",256,-0.5,255.5);
265   hisnam.Form("hbase%02dc%02ds%d",fDDL,fCarlos,fSide);
266   TH1F hbase(hisnam.Data(),"",256,-0.5,255.5);
267   hisnam.Form("hnois%02dc%02ds%d",fDDL,fCarlos,fSide);
268   TH1F hnois(hisnam.Data(),"",256,-0.5,255.5);
269   hisnam.Form("hcmn%02dc%02ds%d",fDDL,fCarlos,fSide);
270   TH1F hcmn(hisnam.Data(),"",256,-0.5,255.5);
271   hisnam.Form("hcorn%02dc%02ds%d",fDDL,fCarlos,fSide);
272   TH1F hcorn(hisnam.Data(),"",256,-0.5,255.5);
273   hisnam.Form("hgain%02dc%02ds%d",fDDL,fCarlos,fSide);
274   TH1F hgain(hisnam.Data(),"",256,-0.5,255.5);
275   hisnam.Form("htptb%02dc%02ds%d",fDDL,fCarlos,fSide);
276   TH1F htptb(hisnam.Data(),"",256,-0.5,255.5);
277   for(Int_t ian=0;ian<fgkNAnodes;ian++){
278     hgood.SetBinContent(ian+1,float(IsAnodeGood(ian)));
279     hbase.SetBinContent(ian+1,GetAnodeBaseline(ian));
280     hnois.SetBinContent(ian+1,GetAnodeRawNoise(ian));
281     hcmn.SetBinContent(ian+1,GetAnodeCommonMode(ian));
282     hcorn.SetBinContent(ian+1,GetAnodeCorrNoise(ian));
283     hgain.SetBinContent(ian+1,GetChannelGain(ian));
284     htptb.SetBinContent(ian+1,GetTimeBinTPPeak(ian));
285   }
286   hgood.Write();
287   hbase.Write();
288   hnois.Write();
289   hcmn.Write();
290   hcorn.Write();
291   hgain.Write();
292   htptb.Write();
293   return kTRUE;
294 }
295