[u/mrichter/AliRoot.git] / ITS / AliITSOnlineSDDCMN.cxx

/**************************************************************************
 * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/
#include <TFile.h>
#include "AliITSOnlineSDDCMN.h"
#include "AliLog.h"
#include <TH2F.h>
#include <TMath.h>


///////////////////////////////////////////////////////////////////
//                                                               //
// Implementation of the class used for analysis of SDD noise    //
// corrected for common mode                                     //
// Origin: F.Prino, Torino, prino@to.infn.it                     //
//                                                               //
///////////////////////////////////////////////////////////////////


ClassImp(AliITSOnlineSDDCMN)
//______________________________________________________________________
  AliITSOnlineSDDCMN::AliITSOnlineSDDCMN():AliITSOnlineSDD(),fNEvents(0),fMinCorrNoise(0.),fMaxCorrNoise(0.),fNSigmaNoise(0.)
{
  // default constructor
  Reset();
  SetMinNoise();
  SetMaxNoise();
  SetNSigmaNoise();
}
//______________________________________________________________________
  AliITSOnlineSDDCMN::AliITSOnlineSDDCMN(Int_t mod, Int_t sid):AliITSOnlineSDD(mod,sid),fNEvents(0),fMinCorrNoise(0.),fMaxCorrNoise(0.),fNSigmaNoise(0.)
{
  // default constructor
  Reset();
  SetMinNoise();
  SetMaxNoise();
  SetNSigmaNoise();
}
//______________________________________________________________________
AliITSOnlineSDDCMN::~AliITSOnlineSDDCMN(){
  // Destructor
}
//______________________________________________________________________
void AliITSOnlineSDDCMN::Reset(){
  //
  fNEvents=0;
  for(Int_t i=0;i<fgkNAnodes;i++){
    fGoodAnode[i]=1;
    fBaseline[i]=0.;
    fCMN[i]=0.;
    fSumCorrNoise[i]=0.;
  }
  ReadBaselines();
}
//______________________________________________________________________
void AliITSOnlineSDDCMN::ReadBaselines(){
  // assume baselines and good anodes are taken from previous run
  Char_t basfilnam[100];
  sprintf(basfilnam,"SDDbase_step1_mod%03d_sid%d.data",fModuleId,fSide);
  FILE* basf=fopen(basfilnam,"r");
  if(basf==0){
    AliWarning("Baselinefile not present, Set all baselines to 50\n");
    for(Int_t ian=0;ian<fgkNAnodes;ian++){ 
      fBaseline[ian]=50.;
      fGoodAnode[ian]=1;
    }
    return;
  }
  Int_t n,ok;
  Float_t base,rms,cmn,corrnoi;
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    fscanf(basf,"%d %d %f %f %f %f\n",&n,&ok,&base,&rms,&cmn,&corrnoi);
    fGoodAnode[ian]=ok;
    fBaseline[ian]=base;
    fRawNoise[ian]=rms;
    fCMN[ian]=cmn;
  }
  fclose(basf);
}
//______________________________________________________________________
void  AliITSOnlineSDDCMN::ValidateAnodes(){
  //
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    if(!fGoodAnode[ian]) continue;
    if(GetAnodeCorrNoise(ian)>fMaxCorrNoise || GetAnodeCorrNoise(ian)<fMinCorrNoise) fGoodAnode[ian]=0;
    if(GetAnodeCorrNoise(ian)>fNSigmaNoise*CalcMeanNoise()) fGoodAnode[ian]=0;
  }
}

//______________________________________________________________________
void AliITSOnlineSDDCMN::AddEvent(TH2F* hrawd){
  // 
  fNEvents++;
  Float_t tbmax=(Float_t)hrawd->GetNbinsX();
  TH2F* hcorrd=new TH2F("hcorrd","",hrawd->GetNbinsX(),hrawd->GetXaxis()->GetXmin(),hrawd->GetXaxis()->GetXmax(),hrawd->GetNbinsY(),hrawd->GetYaxis()->GetXmin(),hrawd->GetYaxis()->GetXmax());
  for(Int_t itb=0;itb<tbmax;itb++){
    Float_t sumEven=0., sumOdd=0.;
    Int_t countEven=0, countOdd=0;
    for(Int_t ian=0;ian<fgkNAnodes;ian+=2){
      if(!fGoodAnode[ian]) continue;
      sumEven+=hrawd->GetBinContent(itb+1,ian+1)-fBaseline[ian];
      countEven++;
    }
    for(Int_t ian=1;ian<fgkNAnodes;ian+=2){
      if(!fGoodAnode[ian]) continue;
      sumOdd+=hrawd->GetBinContent(itb+1,ian+1)-fBaseline[ian];
      countOdd++;
    }
    for(Int_t ian=0;ian<fgkNAnodes;ian++){
      if(!fGoodAnode[ian]) continue;
      Float_t meanN;
      if(ian%2==0) meanN=sumEven/(Float_t)countEven;
      else meanN=sumOdd/(Float_t)countOdd;
      Float_t cntCorr=hrawd->GetBinContent(itb+1,ian+1)-fCMN[ian]*meanN;
      hcorrd->SetBinContent(itb+1,ian+1,cntCorr);
    }
  }

  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    if(!fGoodAnode[ian]) continue;
    Float_t sumQ=0.;
     for(Int_t itb=0;itb<tbmax;itb++){
      sumQ+=TMath::Power(hcorrd->GetBinContent(itb+1,ian+1)-fBaseline[ian],2);      
    }
    fSumCorrNoise[ian]+=TMath::Sqrt(sumQ/tbmax);
  }
  delete hcorrd;
}
//______________________________________________________________________
Float_t AliITSOnlineSDDCMN::CalcMeanNoise() const{
  //
  Float_t meanns=0.;
  Int_t cnt=0;
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    if(!fGoodAnode[ian]) continue;  
    meanns+=GetAnodeCorrNoise(ian);
    cnt++;
  }
  if(cnt>0) meanns/=(Float_t)cnt;
  return meanns;
}
//______________________________________________________________________
void AliITSOnlineSDDCMN::WriteToASCII(){
  //
  Char_t outfilnam[100];
  sprintf(outfilnam,"SDDbase_step2_mod%03d_sid%d.data",fModuleId,fSide);
  FILE* outf=fopen(outfilnam,"w");
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    fprintf(outf,"%d %d %8.3f %8.3f %8.3f %8.3f\n",ian,IsAnodeGood(ian),GetAnodeBaseline(ian),GetAnodeRawNoise(ian),GetAnodeCommonMode(ian),GetAnodeCorrNoise(ian));
  }
  fclose(outf);  
}
//______________________________________________________________________
Bool_t AliITSOnlineSDDCMN::WriteToROOT(TFile *fil){
  if(fil==0){ 
    AliWarning("Invalid pointer to ROOT file");
    return kFALSE;    
  }
  Char_t hisnam[20];
  fil->cd();
  sprintf(hisnam,"hgood%03ds%d",fModuleId,fSide);
  TH1F hgood(hisnam,"",256,-0.5,255.5);
  sprintf(hisnam,"hbase%03ds%d",fModuleId,fSide);
  TH1F hbase(hisnam,"",256,-0.5,255.5);
  sprintf(hisnam,"hnois%03ds%d",fModuleId,fSide);
  TH1F hnois(hisnam,"",256,-0.5,255.5);
  sprintf(hisnam,"hcmn%03ds%d",fModuleId,fSide);
  TH1F hcmn(hisnam,"",256,-0.5,255.5);
  sprintf(hisnam,"hcorn%03ds%d",fModuleId,fSide);
  TH1F hcorn(hisnam,"",256,-0.5,255.5);
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    hgood.SetBinContent(ian+1,float(IsAnodeGood(ian)));
    hbase.SetBinContent(ian+1,GetAnodeBaseline(ian));
    hnois.SetBinContent(ian+1,GetAnodeRawNoise(ian));
    hcmn.SetBinContent(ian+1,GetAnodeCommonMode(ian));
    hcorn.SetBinContent(ian+1,GetAnodeCorrNoise(ian));
  }
  hgood.Write();
  hbase.Write();
  hnois.Write();
  hcmn.Write();
  hcorn.Write();
  return kTRUE;
}
Commit	Line	Data
7f347565	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	**************************************************************************/
e44f571c	15	#include <TFile.h>
7f347565	16	#include "AliITSOnlineSDDCMN.h"
	17	#include "AliLog.h"
	18	#include <TH2F.h>
	19	#include <TMath.h>
	20
	21
	22	///////////////////////////////////////////////////////////////////
	23	// //
	24	// Implementation of the class used for analysis of SDD noise //
	25	// corrected for common mode //
	26	// Origin: F.Prino, Torino, prino@to.infn.it //
	27	// //
	28	///////////////////////////////////////////////////////////////////
	29
	30
	31	ClassImp(AliITSOnlineSDDCMN)
	32	//______________________________________________________________________
	33	AliITSOnlineSDDCMN::AliITSOnlineSDDCMN():AliITSOnlineSDD(),fNEvents(0),fMinCorrNoise(0.),fMaxCorrNoise(0.),fNSigmaNoise(0.)
	34	{
	35	// default constructor
	36	Reset();
	37	SetMinNoise();
	38	SetMaxNoise();
	39	SetNSigmaNoise();
	40	}
	41	//______________________________________________________________________
	42	AliITSOnlineSDDCMN::AliITSOnlineSDDCMN(Int_t mod, Int_t sid):AliITSOnlineSDD(mod,sid),fNEvents(0),fMinCorrNoise(0.),fMaxCorrNoise(0.),fNSigmaNoise(0.)
	43	{
	44	// default constructor
	45	Reset();
	46	SetMinNoise();
	47	SetMaxNoise();
	48	SetNSigmaNoise();
	49	}
	50	//______________________________________________________________________
	51	AliITSOnlineSDDCMN::~AliITSOnlineSDDCMN(){
	52	// Destructor
	53	}
	54	//______________________________________________________________________
	55	void AliITSOnlineSDDCMN::Reset(){
beb262b4	56	//
7f347565	57	fNEvents=0;
	58	for(Int_t i=0;i<fgkNAnodes;i++){
	59	fGoodAnode[i]=1;
	60	fBaseline[i]=0.;
	61	fCMN[i]=0.;
	62	fSumCorrNoise[i]=0.;
	63	}
	64	ReadBaselines();
	65	}
	66	//______________________________________________________________________
	67	void AliITSOnlineSDDCMN::ReadBaselines(){
	68	// assume baselines and good anodes are taken from previous run
	69	Char_t basfilnam[100];
	70	sprintf(basfilnam,"SDDbase_step1_mod%03d_sid%d.data",fModuleId,fSide);
	71	FILE* basf=fopen(basfilnam,"r");
	72	if(basf==0){
	73	AliWarning("Baselinefile not present, Set all baselines to 50\n");
	74	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	75	fBaseline[ian]=50.;
	76	fGoodAnode[ian]=1;
	77	}
	78	return;
	79	}
	80	Int_t n,ok;
	81	Float_t base,rms,cmn,corrnoi;
	82	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	83	fscanf(basf,"%d %d %f %f %f %f\n",&n,&ok,&base,&rms,&cmn,&corrnoi);
	84	fGoodAnode[ian]=ok;
	85	fBaseline[ian]=base;
	86	fRawNoise[ian]=rms;
	87	fCMN[ian]=cmn;
	88	}
	89	fclose(basf);
	90	}
	91	//______________________________________________________________________
	92	void AliITSOnlineSDDCMN::ValidateAnodes(){
beb262b4	93	//
7f347565	94	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	95	if(!fGoodAnode[ian]) continue;
	96	if(GetAnodeCorrNoise(ian)>fMaxCorrNoise \|\| GetAnodeCorrNoise(ian)<fMinCorrNoise) fGoodAnode[ian]=0;
	97	if(GetAnodeCorrNoise(ian)>fNSigmaNoise*CalcMeanNoise()) fGoodAnode[ian]=0;
	98	}
	99	}
	100
	101	//______________________________________________________________________
	102	void AliITSOnlineSDDCMN::AddEvent(TH2F* hrawd){
	103	//
	104	fNEvents++;
	105	Float_t tbmax=(Float_t)hrawd->GetNbinsX();
	106	TH2F* hcorrd=new TH2F("hcorrd","",hrawd->GetNbinsX(),hrawd->GetXaxis()->GetXmin(),hrawd->GetXaxis()->GetXmax(),hrawd->GetNbinsY(),hrawd->GetYaxis()->GetXmin(),hrawd->GetYaxis()->GetXmax());
	107	for(Int_t itb=0;itb<tbmax;itb++){
	108	Float_t sumEven=0., sumOdd=0.;
	109	Int_t countEven=0, countOdd=0;
	110	for(Int_t ian=0;ian<fgkNAnodes;ian+=2){
	111	if(!fGoodAnode[ian]) continue;
	112	sumEven+=hrawd->GetBinContent(itb+1,ian+1)-fBaseline[ian];
	113	countEven++;
	114	}
	115	for(Int_t ian=1;ian<fgkNAnodes;ian+=2){
	116	if(!fGoodAnode[ian]) continue;
	117	sumOdd+=hrawd->GetBinContent(itb+1,ian+1)-fBaseline[ian];
	118	countOdd++;
	119	}
	120	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	121	if(!fGoodAnode[ian]) continue;
	122	Float_t meanN;
	123	if(ian%2==0) meanN=sumEven/(Float_t)countEven;
	124	else meanN=sumOdd/(Float_t)countOdd;
	125	Float_t cntCorr=hrawd->GetBinContent(itb+1,ian+1)-fCMN[ian]*meanN;
	126	hcorrd->SetBinContent(itb+1,ian+1,cntCorr);
	127	}
	128	}
	129
	130	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	131	if(!fGoodAnode[ian]) continue;
	132	Float_t sumQ=0.;
	133	for(Int_t itb=0;itb<tbmax;itb++){
	134	sumQ+=TMath::Power(hcorrd->GetBinContent(itb+1,ian+1)-fBaseline[ian],2);
	135	}
	136	fSumCorrNoise[ian]+=TMath::Sqrt(sumQ/tbmax);
	137	}
	138	delete hcorrd;
	139	}
	140	//______________________________________________________________________
beb262b4	141	Float_t AliITSOnlineSDDCMN::CalcMeanNoise() const{
7f347565	142	//
	143	Float_t meanns=0.;
	144	Int_t cnt=0;
	145	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	146	if(!fGoodAnode[ian]) continue;
	147	meanns+=GetAnodeCorrNoise(ian);
	148	cnt++;
	149	}
	150	if(cnt>0) meanns/=(Float_t)cnt;
	151	return meanns;
	152	}
	153	//______________________________________________________________________
e44f571c	154	void AliITSOnlineSDDCMN::WriteToASCII(){
7f347565	155	//
	156	Char_t outfilnam[100];
	157	sprintf(outfilnam,"SDDbase_step2_mod%03d_sid%d.data",fModuleId,fSide);
	158	FILE* outf=fopen(outfilnam,"w");
	159	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	160	fprintf(outf,"%d %d %8.3f %8.3f %8.3f %8.3f\n",ian,IsAnodeGood(ian),GetAnodeBaseline(ian),GetAnodeRawNoise(ian),GetAnodeCommonMode(ian),GetAnodeCorrNoise(ian));
	161	}
	162	fclose(outf);
	163	}
e44f571c	164	//______________________________________________________________________
	165	Bool_t AliITSOnlineSDDCMN::WriteToROOT(TFile *fil){
	166	if(fil==0){
	167	AliWarning("Invalid pointer to ROOT file");
	168	return kFALSE;
	169	}
	170	Char_t hisnam[20];
	171	fil->cd();
	172	sprintf(hisnam,"hgood%03ds%d",fModuleId,fSide);
	173	TH1F hgood(hisnam,"",256,-0.5,255.5);
	174	sprintf(hisnam,"hbase%03ds%d",fModuleId,fSide);
	175	TH1F hbase(hisnam,"",256,-0.5,255.5);
	176	sprintf(hisnam,"hnois%03ds%d",fModuleId,fSide);
	177	TH1F hnois(hisnam,"",256,-0.5,255.5);
	178	sprintf(hisnam,"hcmn%03ds%d",fModuleId,fSide);
	179	TH1F hcmn(hisnam,"",256,-0.5,255.5);
	180	sprintf(hisnam,"hcorn%03ds%d",fModuleId,fSide);
	181	TH1F hcorn(hisnam,"",256,-0.5,255.5);
	182	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	183	hgood.SetBinContent(ian+1,float(IsAnodeGood(ian)));
	184	hbase.SetBinContent(ian+1,GetAnodeBaseline(ian));
	185	hnois.SetBinContent(ian+1,GetAnodeRawNoise(ian));
	186	hcmn.SetBinContent(ian+1,GetAnodeCommonMode(ian));
	187	hcorn.SetBinContent(ian+1,GetAnodeCorrNoise(ian));
	188	}
	189	hgood.Write();
	190	hbase.Write();
	191	hnois.Write();
	192	hcmn.Write();
	193	hcorn.Write();
	194	return kTRUE;
	195	}