[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.;
    fRawNoise[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++;
  const Int_t nTimeBins=fLastGoodTB-fFirstGoodTB+1;
  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=fFirstGoodTB;itb<=fLastGoodTB;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=fFirstGoodTB;itb<=fLastGoodTB;itb++){
      sumQ+=TMath::Power(hcorrd->GetBinContent(itb+1,ian+1)-fBaseline[ian],2);      
    }
    fSumCorrNoise[ian]+=TMath::Sqrt(sumQ/(Float_t)nTimeBins);
  }
  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.;
3083967f	61	fRawNoise[i]=0.;
7f347565	62	fCMN[i]=0.;
	63	fSumCorrNoise[i]=0.;
	64	}
	65	ReadBaselines();
	66	}
	67	//______________________________________________________________________
	68	void AliITSOnlineSDDCMN::ReadBaselines(){
	69	// assume baselines and good anodes are taken from previous run
	70	Char_t basfilnam[100];
	71	sprintf(basfilnam,"SDDbase_step1_mod%03d_sid%d.data",fModuleId,fSide);
	72	FILE* basf=fopen(basfilnam,"r");
	73	if(basf==0){
	74	AliWarning("Baselinefile not present, Set all baselines to 50\n");
	75	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	76	fBaseline[ian]=50.;
	77	fGoodAnode[ian]=1;
	78	}
	79	return;
	80	}
	81	Int_t n,ok;
	82	Float_t base,rms,cmn,corrnoi;
	83	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	84	fscanf(basf,"%d %d %f %f %f %f\n",&n,&ok,&base,&rms,&cmn,&corrnoi);
	85	fGoodAnode[ian]=ok;
	86	fBaseline[ian]=base;
	87	fRawNoise[ian]=rms;
	88	fCMN[ian]=cmn;
	89	}
	90	fclose(basf);
	91	}
	92	//______________________________________________________________________
	93	void AliITSOnlineSDDCMN::ValidateAnodes(){
beb262b4	94	//
7f347565	95	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	96	if(!fGoodAnode[ian]) continue;
	97	if(GetAnodeCorrNoise(ian)>fMaxCorrNoise \|\| GetAnodeCorrNoise(ian)<fMinCorrNoise) fGoodAnode[ian]=0;
	98	if(GetAnodeCorrNoise(ian)>fNSigmaNoise*CalcMeanNoise()) fGoodAnode[ian]=0;
	99	}
	100	}
	101
	102	//______________________________________________________________________
	103	void AliITSOnlineSDDCMN::AddEvent(TH2F* hrawd){
	104	//
	105	fNEvents++;
750296dd	106	const Int_t nTimeBins=fLastGoodTB-fFirstGoodTB+1;
7f347565	107	TH2F* hcorrd=new TH2F("hcorrd","",hrawd->GetNbinsX(),hrawd->GetXaxis()->GetXmin(),hrawd->GetXaxis()->GetXmax(),hrawd->GetNbinsY(),hrawd->GetYaxis()->GetXmin(),hrawd->GetYaxis()->GetXmax());
750296dd	108	for(Int_t itb=fFirstGoodTB;itb<=fLastGoodTB;itb++){
7f347565	109	Float_t sumEven=0., sumOdd=0.;
	110	Int_t countEven=0, countOdd=0;
	111	for(Int_t ian=0;ian<fgkNAnodes;ian+=2){
	112	if(!fGoodAnode[ian]) continue;
	113	sumEven+=hrawd->GetBinContent(itb+1,ian+1)-fBaseline[ian];
	114	countEven++;
	115	}
	116	for(Int_t ian=1;ian<fgkNAnodes;ian+=2){
	117	if(!fGoodAnode[ian]) continue;
	118	sumOdd+=hrawd->GetBinContent(itb+1,ian+1)-fBaseline[ian];
	119	countOdd++;
	120	}
	121	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	122	if(!fGoodAnode[ian]) continue;
	123	Float_t meanN;
	124	if(ian%2==0) meanN=sumEven/(Float_t)countEven;
	125	else meanN=sumOdd/(Float_t)countOdd;
	126	Float_t cntCorr=hrawd->GetBinContent(itb+1,ian+1)-fCMN[ian]*meanN;
	127	hcorrd->SetBinContent(itb+1,ian+1,cntCorr);
	128	}
	129	}
	130
	131	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	132	if(!fGoodAnode[ian]) continue;
	133	Float_t sumQ=0.;
750296dd	134	for(Int_t itb=fFirstGoodTB;itb<=fLastGoodTB;itb++){
7f347565	135	sumQ+=TMath::Power(hcorrd->GetBinContent(itb+1,ian+1)-fBaseline[ian],2);
7f347565	136	}
750296dd	137	fSumCorrNoise[ian]+=TMath::Sqrt(sumQ/(Float_t)nTimeBins);
7f347565	138	}
	139	delete hcorrd;
	140	}
	141	//______________________________________________________________________
beb262b4	142	Float_t AliITSOnlineSDDCMN::CalcMeanNoise() const{
7f347565	143	//
	144	Float_t meanns=0.;
	145	Int_t cnt=0;
	146	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	147	if(!fGoodAnode[ian]) continue;
	148	meanns+=GetAnodeCorrNoise(ian);
	149	cnt++;
	150	}
	151	if(cnt>0) meanns/=(Float_t)cnt;
	152	return meanns;
	153	}
	154	//______________________________________________________________________
e44f571c	155	void AliITSOnlineSDDCMN::WriteToASCII(){
7f347565	156	//
	157	Char_t outfilnam[100];
	158	sprintf(outfilnam,"SDDbase_step2_mod%03d_sid%d.data",fModuleId,fSide);
	159	FILE* outf=fopen(outfilnam,"w");
	160	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	161	fprintf(outf,"%d %d %8.3f %8.3f %8.3f %8.3f\n",ian,IsAnodeGood(ian),GetAnodeBaseline(ian),GetAnodeRawNoise(ian),GetAnodeCommonMode(ian),GetAnodeCorrNoise(ian));
	162	}
	163	fclose(outf);
	164	}
e44f571c	165	//______________________________________________________________________
e44f571c	166	Bool_t AliITSOnlineSDDCMN::WriteToROOT(TFile *fil){
3083967f	167	//
e44f571c	168	if(fil==0){
	169	AliWarning("Invalid pointer to ROOT file");
	170	return kFALSE;
	171	}
	172	Char_t hisnam[20];
	173	fil->cd();
	174	sprintf(hisnam,"hgood%03ds%d",fModuleId,fSide);
	175	TH1F hgood(hisnam,"",256,-0.5,255.5);
	176	sprintf(hisnam,"hbase%03ds%d",fModuleId,fSide);
	177	TH1F hbase(hisnam,"",256,-0.5,255.5);
	178	sprintf(hisnam,"hnois%03ds%d",fModuleId,fSide);
	179	TH1F hnois(hisnam,"",256,-0.5,255.5);
	180	sprintf(hisnam,"hcmn%03ds%d",fModuleId,fSide);
	181	TH1F hcmn(hisnam,"",256,-0.5,255.5);
	182	sprintf(hisnam,"hcorn%03ds%d",fModuleId,fSide);
	183	TH1F hcorn(hisnam,"",256,-0.5,255.5);
	184	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	185	hgood.SetBinContent(ian+1,float(IsAnodeGood(ian)));
	186	hbase.SetBinContent(ian+1,GetAnodeBaseline(ian));
	187	hnois.SetBinContent(ian+1,GetAnodeRawNoise(ian));
	188	hcmn.SetBinContent(ian+1,GetAnodeCommonMode(ian));
	189	hcorn.SetBinContent(ian+1,GetAnodeCorrNoise(ian));
	190	}
	191	hgood.Write();
	192	hbase.Write();
	193	hnois.Write();
	194	hcmn.Write();
	195	hcorn.Write();
	196	return kTRUE;
	197	}