Line data Source code
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 :
30 116 : ClassImp(AliITSOnlineSDDTP)
31 :
32 : //______________________________________________________________________
33 0 : AliITSOnlineSDDTP::AliITSOnlineSDDTP():AliITSOnlineSDD(),fDAC(0.),fLowThreshold(0),fHighThreshold(0),fValidateOption(1),fMinGain(0.001),fMaxGain(9.),fNSigmaGain(0.),fToleranceGain(0.3),fNSigmaNoise(0.)
34 0 : {
35 : // default constructor
36 0 : Reset();
37 0 : SetValidationOption(1);
38 0 : SetMaxNSigmaForValid(9.);
39 0 : SetMaxRelDiffForValid(0.3);
40 0 : SetNSigmaNoise();
41 0 : }
42 : //______________________________________________________________________
43 0 : AliITSOnlineSDDTP::AliITSOnlineSDDTP(Int_t nddl, Int_t ncarlos, Int_t sid, Float_t xDAC):AliITSOnlineSDD(nddl,ncarlos,sid),fDAC(xDAC),fLowThreshold(0),fHighThreshold(0),fValidateOption(1),fMinGain(0.001),fMaxGain(9.),fNSigmaGain(0.),fToleranceGain(0.3),fNSigmaNoise(0.)
44 0 : {
45 : // standard constructor
46 0 : Reset();
47 0 : SetValidationOption(1);
48 0 : SetMaxNSigmaForValid(9.);
49 0 : SetMaxRelDiffForValid(0.3);
50 0 : SetNSigmaNoise();
51 0 : }
52 : //______________________________________________________________________
53 0 : AliITSOnlineSDDTP::~AliITSOnlineSDDTP(){
54 : // Destructor
55 0 : }
56 : //______________________________________________________________________
57 : void AliITSOnlineSDDTP::Reset(){
58 : // reset all counters
59 0 : for(Int_t i=0;i<fgkNAnodes;i++){
60 0 : fNEvents[i]=0;
61 0 : fGoodAnode[i]=1;
62 0 : fBaseline[i]=0.;
63 0 : fCMN[i]=0.;
64 0 : fRawNoise[i]=0.;
65 0 : fCorrNoise[i]=0.;
66 0 : fSumTPPeak[i]=0.;
67 0 : fTPPos[i]=0.;
68 : }
69 0 : ReadBaselines();
70 0 : }
71 :
72 : //______________________________________________________________________
73 : void AliITSOnlineSDDTP::AddEvent(TH2F* hrawd){
74 : // analyzes current event and sum its contribution to the various counters
75 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
76 : Float_t auxmax=0.;
77 : Int_t auxtb=0;
78 0 : if(!fGoodAnode[ian]) continue;
79 0 : for(Int_t itb=fFirstGoodTB;itb<=fLastGoodTB;itb++){
80 0 : Float_t cnt=hrawd->GetBinContent(itb+1,ian+1);
81 0 : if(cnt>auxmax){
82 : auxmax=cnt;
83 : auxtb=itb;
84 0 : }
85 : }
86 0 : if(auxmax>fBaseline[ian]+fNSigmaNoise*fRawNoise[ian]){
87 0 : fSumTPPeak[ian]+=auxmax-fBaseline[ian];
88 0 : fTPPos[ian]+=auxtb;
89 0 : fNEvents[ian]++;
90 0 : }
91 0 : }
92 0 : }
93 : //______________________________________________________________________
94 : void AliITSOnlineSDDTP::ReadBaselines(){
95 : // assume baselines and good anodes are taken from previous run
96 0 : TString basfilnam;
97 0 : basfilnam.Form("SDDbase_step2_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
98 0 : FILE* basf=fopen(basfilnam.Data(),"r");
99 0 : if(basf==0){
100 0 : AliWarning(Form("Baseline file not present (ddl %d carlos %d side %d, Set all baselines to 20",fDDL,fCarlos,fSide));
101 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
102 0 : fBaseline[ian]=20.;
103 0 : fEqBaseline[ian]=20;
104 0 : fOffsetBaseline[ian]=0;
105 0 : fGoodAnode[ian]=1;
106 : }
107 0 : return;
108 : }
109 0 : Int_t check = fscanf(basf,"%d\n",&fHighThreshold);
110 0 : if(check<1)AliError("Error while reading file with baselines");
111 0 : check = fscanf(basf,"%d\n",&fLowThreshold);
112 0 : if(check<1)AliError("Error while reading file with baselines");
113 0 : Int_t n,ok,eqbase,offbase;
114 0 : Float_t base,rms,cmn,corrnoi;
115 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
116 0 : check = fscanf(basf,"%d %d %f %d %d %f %f %f\n",&n,&ok,&base,&eqbase,&offbase,&rms,&cmn,&corrnoi);
117 0 : if(check<1)AliError("Error while reading file with baselines");
118 0 : fBaseline[ian]=base;
119 0 : fEqBaseline[ian]=eqbase;
120 0 : fOffsetBaseline[ian]=offbase;
121 0 : fGoodAnode[ian]=ok;
122 0 : fRawNoise[ian]=rms;
123 0 : fCMN[ian]=cmn;
124 0 : fCorrNoise[ian]=corrnoi;
125 : }
126 0 : fclose(basf);
127 0 : }
128 :
129 : //______________________________________________________________________
130 : Bool_t AliITSOnlineSDDTP::IsModuleGood() const{
131 : //
132 : // Check if there is at least 1 good anode
133 : //
134 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
135 0 : if(fGoodAnode[ian]) return kTRUE;
136 : }
137 0 : return kFALSE;
138 0 : }
139 : //______________________________________________________________________
140 : void AliITSOnlineSDDTP::ValidateAnodes(){
141 : // tag good/bad channels
142 0 : Float_t meang,rmsg;
143 0 : StatGain(meang,rmsg);
144 0 : Float_t lowlim=fMinGain;
145 0 : Float_t hilim=fMaxGain;
146 0 : if(fValidateOption==1){
147 0 : lowlim=meang*(1-fToleranceGain);
148 0 : hilim=meang*(1+fToleranceGain);
149 0 : }else{
150 0 : lowlim=meang-fNSigmaGain*rmsg;
151 0 : hilim=meang+fNSigmaGain*rmsg;
152 : }
153 :
154 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
155 0 : if(!fGoodAnode[ian]) continue;
156 0 : if(GetChannelGain(ian)<lowlim||GetChannelGain(ian)>hilim) fGoodAnode[ian]=0;
157 : }
158 0 : }
159 :
160 :
161 : //______________________________________________________________________
162 : void AliITSOnlineSDDTP::StatGain(Float_t &mean, Float_t &rms) const {
163 : // compute average gain and rms
164 : Float_t sum=0.,sumq=0.;
165 : Int_t cnt=0;
166 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
167 0 : if(!fGoodAnode[ian]) continue;
168 0 : if(fNEvents[ian]==0) continue;
169 0 : Float_t chgain=GetChannelGain(ian);
170 0 : if(chgain>fMinGain && chgain<fMaxGain){
171 0 : sum+=chgain;
172 0 : sumq+=chgain*chgain;
173 0 : cnt++;
174 0 : }
175 0 : }
176 0 : if(cnt>0){
177 0 : mean=sum/(Float_t)cnt;
178 0 : Float_t variance=sumq/(Float_t)cnt-mean*mean;
179 0 : if(variance>0.) rms=TMath::Sqrt(variance);
180 0 : else rms = 0;
181 0 : }else{
182 0 : mean=0.;
183 0 : rms=0.;
184 : }
185 : return;
186 0 : }
187 :
188 : //______________________________________________________________________
189 : void AliITSOnlineSDDTP::WriteToASCII(){
190 : // writes parameters of each channel into an ASCII file
191 : // to be sent to FXS by the DA and processed by the SHUTTLE
192 :
193 0 : TString outfilnam;
194 0 : outfilnam.Form("SDDbase_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
195 0 : FILE* outf=fopen(outfilnam.Data(),"w");
196 0 : fprintf(outf,"%d %d %d\n",fCarlos,fSide,IsModuleGood());
197 0 : fprintf(outf,"%d\n",fHighThreshold);
198 0 : fprintf(outf,"%d\n",fLowThreshold);
199 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
200 0 : 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));
201 : }
202 0 : fclose(outf);
203 0 : }
204 : //______________________________________________________________________
205 : TH1F* AliITSOnlineSDDTP::GetBaselineAnodeHisto() const {
206 : // produce histogram with baseline vs. anode number
207 0 : TString hisnam;
208 0 : hisnam.Form("hbase%02dc%02ds%d",fDDL,fCarlos,fSide);
209 0 : TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
210 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
211 0 : h->SetBinContent(ian+1,GetAnodeBaseline(ian));
212 : }
213 : return h;
214 0 : }
215 : //______________________________________________________________________
216 : TH1F* AliITSOnlineSDDTP::GetRawNoiseAnodeHisto() const {
217 : // produce histogram with raw noise vs. anode number
218 0 : TString hisnam;
219 0 : hisnam.Form("hnois%02dc%02ds%d",fDDL,fCarlos,fSide);
220 0 : TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
221 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
222 0 : h->SetBinContent(ian+1,GetAnodeRawNoise(ian));
223 : }
224 : return h;
225 0 : }
226 : //______________________________________________________________________
227 : TH1F* AliITSOnlineSDDTP::GetCorrNoiseAnodeHisto() const {
228 : // produce histogram with corrected noise vs. anode number
229 0 : TString hisnam;
230 0 : hisnam.Form("hcorn%02dc%02ds%d",fDDL,fCarlos,fSide);
231 0 : TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
232 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
233 0 : h->SetBinContent(ian+1,GetAnodeCorrNoise(ian));
234 : }
235 : return h;
236 0 : }
237 : //______________________________________________________________________
238 : TH1F* AliITSOnlineSDDTP::GetCMNCoefAnodeHisto() const {
239 : // produce histogram with coefficients for common mode noise subtraction
240 0 : TString hisnam;
241 0 : hisnam.Form("hcmn%02dc%02ds%d",fDDL,fCarlos,fSide);
242 0 : TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
243 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
244 0 : h->SetBinContent(ian+1,GetAnodeCommonMode(ian));
245 : }
246 : return h;
247 0 : }
248 : //______________________________________________________________________
249 : TH1F* AliITSOnlineSDDTP::GetStatusAnodeHisto() const {
250 : // produce histogram with status bit of each anode
251 0 : TString hisnam;
252 0 : hisnam.Form("hgood%02dc%02ds%d",fDDL,fCarlos,fSide);
253 0 : TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
254 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
255 0 : h->SetBinContent(ian+1,float(IsAnodeGood(ian)));
256 : }
257 : return h;
258 0 : }
259 : //______________________________________________________________________
260 : TH1F* AliITSOnlineSDDTP::GetGainAnodeHisto() const {
261 : // produce histogram with gain vs. anode number
262 0 : TString hisnam;
263 0 : hisnam.Form("hgain%02dc%02ds%d",fDDL,fCarlos,fSide);
264 0 : TH1F* h=new TH1F(hisnam.Data(),"",256,-0.5,255.5);
265 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
266 0 : h->SetBinContent(ian+1,GetChannelGain(ian));
267 : }
268 : return h;
269 0 : }
270 : //______________________________________________________________________
271 : Bool_t AliITSOnlineSDDTP::WriteToROOT(TFile *fil){
272 : // writes output into a root file
273 0 : if(fil==0){
274 0 : AliWarning("Invalid pointer to ROOT file");
275 0 : return kFALSE;
276 : }
277 0 : TString hisnam;
278 0 : fil->cd();
279 0 : hisnam.Form("hgood%02dc%02ds%d",fDDL,fCarlos,fSide);
280 0 : TH1F hgood(hisnam.Data(),"",256,-0.5,255.5);
281 0 : hisnam.Form("hbase%02dc%02ds%d",fDDL,fCarlos,fSide);
282 0 : TH1F hbase(hisnam.Data(),"",256,-0.5,255.5);
283 0 : hisnam.Form("hnois%02dc%02ds%d",fDDL,fCarlos,fSide);
284 0 : TH1F hnois(hisnam.Data(),"",256,-0.5,255.5);
285 0 : hisnam.Form("hcmn%02dc%02ds%d",fDDL,fCarlos,fSide);
286 0 : TH1F hcmn(hisnam.Data(),"",256,-0.5,255.5);
287 0 : hisnam.Form("hcorn%02dc%02ds%d",fDDL,fCarlos,fSide);
288 0 : TH1F hcorn(hisnam.Data(),"",256,-0.5,255.5);
289 0 : hisnam.Form("hgain%02dc%02ds%d",fDDL,fCarlos,fSide);
290 0 : TH1F hgain(hisnam.Data(),"",256,-0.5,255.5);
291 0 : hisnam.Form("htptb%02dc%02ds%d",fDDL,fCarlos,fSide);
292 0 : TH1F htptb(hisnam.Data(),"",256,-0.5,255.5);
293 0 : for(Int_t ian=0;ian<fgkNAnodes;ian++){
294 0 : hgood.SetBinContent(ian+1,float(IsAnodeGood(ian)));
295 0 : hbase.SetBinContent(ian+1,GetAnodeBaseline(ian));
296 0 : hnois.SetBinContent(ian+1,GetAnodeRawNoise(ian));
297 0 : hcmn.SetBinContent(ian+1,GetAnodeCommonMode(ian));
298 0 : hcorn.SetBinContent(ian+1,GetAnodeCorrNoise(ian));
299 0 : hgain.SetBinContent(ian+1,GetChannelGain(ian));
300 0 : htptb.SetBinContent(ian+1,GetTimeBinTPPeak(ian));
301 : }
302 0 : hgood.Write();
303 0 : hbase.Write();
304 0 : hnois.Write();
305 0 : hcmn.Write();
306 0 : hcorn.Write();
307 0 : hgain.Write();
308 0 : htptb.Write();
309 : return kTRUE;
310 0 : }
311 :
|
