[u/mrichter/AliRoot.git] / ITS / AliITSOnlineSDDBTP.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 "AliITSOnlineSDDBTP.h"
#include <TH2F.h>
#include <TMath.h>


///////////////////////////////////////////////////////////////////
//                                                               //
// Class used for SDD baseline, noise and gain analysis          //
// Origin: F.Prino, Torino, prino@to.infn.it                     //
//                                                               //
///////////////////////////////////////////////////////////////////


ClassImp(AliITSOnlineSDDBTP)
//______________________________________________________________________
  AliITSOnlineSDDBTP::AliITSOnlineSDDBTP():AliITSOnlineSDD(),fNBaseEvents(0),fNTPEvents(0),fMinBaseline(0.),fMaxBaseline(0.),fMinRawNoise(0.),fMaxRawNoise(0.),fNSigmaNoise(0.),fNSigmaGain(0.)
{
  // default constructor
  Reset();
  SetMinBaseline();
  SetMaxBaseline();
  SetMinRawNoise();
  SetMaxRawNoise();
  SetNSigmaNoise();
  SetNSigmaGain();
}
//______________________________________________________________________
  AliITSOnlineSDDBTP::AliITSOnlineSDDBTP(Int_t mod, Int_t sid):AliITSOnlineSDD(mod,sid),fNBaseEvents(0),fNTPEvents(0),fMinBaseline(0.),fMaxBaseline(0.),fMinRawNoise(0.),fMaxRawNoise(0.),fNSigmaNoise(0.),fNSigmaGain(0.)
{
  // default constructor
  Reset();
  SetMinBaseline();
  SetMaxBaseline();
  SetMinRawNoise();
  SetMaxRawNoise();
  SetNSigmaNoise();
  SetNSigmaGain();
}
//______________________________________________________________________
AliITSOnlineSDDBTP::~AliITSOnlineSDDBTP(){
  // Destructor
}
//______________________________________________________________________
void AliITSOnlineSDDBTP::Reset(){
  //
  fNBaseEvents=0;
  fNTPEvents=0;
  for(Int_t i=0;i<fgkNAnodes;i++){
    fGoodAnode[i]=1;
    fSumBaseline[i]=0.;
    fSumRawNoise[i]=0.;
    fSumCMN[i]=0.;
    fSumTPPeak[i]=0.;
    fTPPos[i]=0.;
  }
}
//______________________________________________________________________
void  AliITSOnlineSDDBTP::ValidateAnodes(){
  //
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    fGoodAnode[ian]=1;
    if(GetAnodeBaseline(ian)>fMaxBaseline || GetAnodeBaseline(ian)<fMinBaseline) fGoodAnode[ian]=0;
    if(GetAnodeRawNoise(ian)>fMaxRawNoise || GetAnodeRawNoise(ian)<fMinRawNoise) fGoodAnode[ian]=0;
    if(GetAnodeRawNoise(ian)>fNSigmaNoise*CalcMeanRawNoise()) fGoodAnode[ian]=0;
  }
  if(fNTPEvents>0){
    Float_t meang,rmsg;
    StatGain(meang,rmsg);
    Float_t lowlim=meang-fNSigmaGain*rmsg;
    Float_t hilim=meang+fNSigmaGain*rmsg;
    for(Int_t ian=0;ian<fgkNAnodes;ian++){
      if(!fGoodAnode[ian]) continue;
      if(GetChannelGain(ian)<lowlim||GetChannelGain(ian)>hilim) fGoodAnode[ian]=0;
    }
  }
}

//______________________________________________________________________
void AliITSOnlineSDDBTP::AddTPEvent(TH2F* hrawd, Float_t xDAC){
  // 
  if(fNBaseEvents==0) return;
  fNTPEvents++;
  Float_t tbmax=(Float_t)hrawd->GetNbinsX();
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    Float_t auxmax=0.;
    Int_t auxtb=0;
    if(!fGoodAnode[ian]) continue;
    for(Int_t itb=0;itb<tbmax;itb++){
      Float_t cnt=hrawd->GetBinContent(itb+1,ian+1);
      if(cnt>auxmax){ 
	auxmax=cnt;
	auxtb=itb;
      }
    }
    fSumTPPeak[ian]+=(auxmax-GetAnodeBaseline(ian))/xDAC;
    fTPPos[ian]+=auxtb;
  }
}
//______________________________________________________________________
void AliITSOnlineSDDBTP::AddBaseEvent(TH2F* hrawd){
  // 
  fNBaseEvents++;
  Float_t tbmax=(Float_t)hrawd->GetNbinsX();
  Float_t sum[fgkNAnodes];
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    Float_t sumQ=0.;
    sum[ian]=0.;
    for(Int_t itb=0;itb<tbmax;itb++){
      sum[ian]+=hrawd->GetBinContent(itb+1,ian+1);
      sumQ+=TMath::Power(hrawd->GetBinContent(itb+1,ian+1),2);      
    }
    sum[ian]/=tbmax;
    sumQ/=tbmax;
    fSumBaseline[ian]+=sum[ian];
    fSumRawNoise[ian]+=sumQ;
    if(fNBaseEvents==1) ValidateAnodes();
  }


  const Int_t kTbmax=int(tbmax);
  Float_t *cmnEven = new Float_t[kTbmax];
  Float_t *cmnOdd  = new Float_t[kTbmax];
  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)-sum[ian];
      countEven++;
    }
    for(Int_t ian=1;ian<fgkNAnodes;ian+=2){
      if(!fGoodAnode[ian]) continue;
      sumOdd+=hrawd->GetBinContent(itb+1,ian+1)-sum[ian];
      countOdd++;
    }
    cmnEven[itb]=sumEven/countEven;
    cmnOdd[itb]=sumOdd/countOdd;
  }
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    Float_t num=0.,den=0.;
    if(!fGoodAnode[ian]) continue;
    for(Int_t itb=0;itb<tbmax;itb++){
      Float_t cmnCoef=cmnOdd[itb];
      if(ian%2==0) cmnCoef=cmnEven[itb];
      num+=(hrawd->GetBinContent(itb+1,ian+1)-sum[ian])*cmnCoef;
      den+=TMath::Power(cmnCoef,2);
    }
    if(den!=0) fSumCMN[ian]+=num/den;
  }
  delete [] cmnEven;
  delete [] cmnOdd;
}
//______________________________________________________________________
Float_t AliITSOnlineSDDBTP::CalcMeanRawNoise() const{
  //
  Float_t meanns=0.;
  Int_t cnt=0;
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    if(!fGoodAnode[ian]) continue;  
    meanns+=GetAnodeRawNoise(ian);
    cnt++;
  }
  if(cnt>0) meanns/=(Float_t)cnt;
  return meanns;
}
//______________________________________________________________________
void AliITSOnlineSDDBTP::StatGain(Float_t &mean, Float_t  &rms){
  //
  Float_t sum=0.,sumq=0.;
  Int_t cnt=0;
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    if(!fGoodAnode[ian]) continue;
    sum+=GetChannelGain(ian);
    sumq+=TMath::Power(GetChannelGain(ian),2);
    cnt++;
  }
  if(cnt>0){ 
    mean=sum/(Float_t)cnt;
    rms=TMath::Sqrt(sumq/(Float_t)cnt-mean*mean);
  }else{ 
    mean=0.;
    rms=0.;
  }
  return;
}
//______________________________________________________________________
void AliITSOnlineSDDBTP::WriteToASCII(){
  //
  Char_t outfilnam[100];
  sprintf(outfilnam,"SDDbase_mod%03d_sid%d.data",fModuleId,fSide);
  FILE* outf=fopen(outfilnam,"w");
  Float_t corrnoise=2.;
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    fprintf(outf,"%d %d %8.3f %8.3f %8.3f %8.3f %8.3f\n",ian,IsAnodeGood(ian),GetAnodeBaseline(ian),GetAnodeRawNoise(ian),GetAnodeCommonMode(ian),corrnoise,GetChannelGain(ian));
  }
  fclose(outf);  
}
Commit	Line	Data
348f80b7	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 "AliITSOnlineSDDBTP.h"
	16	#include <TH2F.h>
348f80b7	17	#include <TMath.h>
	18
	19
	20	///////////////////////////////////////////////////////////////////
	21	// //
	22	// Class used for SDD baseline, noise and gain analysis //
	23	// Origin: F.Prino, Torino, prino@to.infn.it //
	24	// //
	25	///////////////////////////////////////////////////////////////////
	26
	27
	28	ClassImp(AliITSOnlineSDDBTP)
	29	//______________________________________________________________________
	30	AliITSOnlineSDDBTP::AliITSOnlineSDDBTP():AliITSOnlineSDD(),fNBaseEvents(0),fNTPEvents(0),fMinBaseline(0.),fMaxBaseline(0.),fMinRawNoise(0.),fMaxRawNoise(0.),fNSigmaNoise(0.),fNSigmaGain(0.)
	31	{
	32	// default constructor
	33	Reset();
	34	SetMinBaseline();
	35	SetMaxBaseline();
	36	SetMinRawNoise();
	37	SetMaxRawNoise();
	38	SetNSigmaNoise();
	39	SetNSigmaGain();
	40	}
	41	//______________________________________________________________________
	42	AliITSOnlineSDDBTP::AliITSOnlineSDDBTP(Int_t mod, Int_t sid):AliITSOnlineSDD(mod,sid),fNBaseEvents(0),fNTPEvents(0),fMinBaseline(0.),fMaxBaseline(0.),fMinRawNoise(0.),fMaxRawNoise(0.),fNSigmaNoise(0.),fNSigmaGain(0.)
	43	{
	44	// default constructor
	45	Reset();
	46	SetMinBaseline();
	47	SetMaxBaseline();
	48	SetMinRawNoise();
	49	SetMaxRawNoise();
	50	SetNSigmaNoise();
	51	SetNSigmaGain();
	52	}
	53	//______________________________________________________________________
	54	AliITSOnlineSDDBTP::~AliITSOnlineSDDBTP(){
	55	// Destructor
	56	}
	57	//______________________________________________________________________
	58	void AliITSOnlineSDDBTP::Reset(){
beb262b4	59	//
348f80b7	60	fNBaseEvents=0;
	61	fNTPEvents=0;
	62	for(Int_t i=0;i<fgkNAnodes;i++){
	63	fGoodAnode[i]=1;
	64	fSumBaseline[i]=0.;
	65	fSumRawNoise[i]=0.;
	66	fSumCMN[i]=0.;
	67	fSumTPPeak[i]=0.;
	68	fTPPos[i]=0.;
	69	}
	70	}
	71	//______________________________________________________________________
	72	void AliITSOnlineSDDBTP::ValidateAnodes(){
beb262b4	73	//
348f80b7	74	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	75	fGoodAnode[ian]=1;
	76	if(GetAnodeBaseline(ian)>fMaxBaseline \|\| GetAnodeBaseline(ian)<fMinBaseline) fGoodAnode[ian]=0;
	77	if(GetAnodeRawNoise(ian)>fMaxRawNoise \|\| GetAnodeRawNoise(ian)<fMinRawNoise) fGoodAnode[ian]=0;
	78	if(GetAnodeRawNoise(ian)>fNSigmaNoise*CalcMeanRawNoise()) fGoodAnode[ian]=0;
	79	}
	80	if(fNTPEvents>0){
	81	Float_t meang,rmsg;
	82	StatGain(meang,rmsg);
	83	Float_t lowlim=meang-fNSigmaGain*rmsg;
	84	Float_t hilim=meang+fNSigmaGain*rmsg;
	85	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	86	if(!fGoodAnode[ian]) continue;
	87	if(GetChannelGain(ian)<lowlim\|\|GetChannelGain(ian)>hilim) fGoodAnode[ian]=0;
	88	}
	89	}
	90	}
	91
	92	//______________________________________________________________________
	93	void AliITSOnlineSDDBTP::AddTPEvent(TH2F* hrawd, Float_t xDAC){
	94	//
	95	if(fNBaseEvents==0) return;
	96	fNTPEvents++;
	97	Float_t tbmax=(Float_t)hrawd->GetNbinsX();
	98	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	99	Float_t auxmax=0.;
	100	Int_t auxtb=0;
	101	if(!fGoodAnode[ian]) continue;
	102	for(Int_t itb=0;itb<tbmax;itb++){
	103	Float_t cnt=hrawd->GetBinContent(itb+1,ian+1);
	104	if(cnt>auxmax){
	105	auxmax=cnt;
	106	auxtb=itb;
	107	}
	108	}
	109	fSumTPPeak[ian]+=(auxmax-GetAnodeBaseline(ian))/xDAC;
	110	fTPPos[ian]+=auxtb;
	111	}
	112	}
	113	//______________________________________________________________________
	114	void AliITSOnlineSDDBTP::AddBaseEvent(TH2F* hrawd){
	115	//
	116	fNBaseEvents++;
	117	Float_t tbmax=(Float_t)hrawd->GetNbinsX();
	118	Float_t sum[fgkNAnodes];
	119	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	120	Float_t sumQ=0.;
	121	sum[ian]=0.;
	122	for(Int_t itb=0;itb<tbmax;itb++){
	123	sum[ian]+=hrawd->GetBinContent(itb+1,ian+1);
	124	sumQ+=TMath::Power(hrawd->GetBinContent(itb+1,ian+1),2);
	125	}
	126	sum[ian]/=tbmax;
	127	sumQ/=tbmax;
	128	fSumBaseline[ian]+=sum[ian];
	129	fSumRawNoise[ian]+=sumQ;
	130	if(fNBaseEvents==1) ValidateAnodes();
	131	}
	132
	133
beb262b4	134	const Int_t kTbmax=int(tbmax);
	135	Float_t *cmnEven = new Float_t[kTbmax];
	136	Float_t *cmnOdd = new Float_t[kTbmax];
348f80b7	137	for(Int_t itb=0;itb<tbmax;itb++){
	138	Float_t sumEven=0., sumOdd=0.;
	139	Int_t countEven=0,countOdd=0;
	140	for(Int_t ian=0;ian<fgkNAnodes;ian+=2){
	141	if(!fGoodAnode[ian]) continue;
	142	sumEven+=hrawd->GetBinContent(itb+1,ian+1)-sum[ian];
	143	countEven++;
	144	}
	145	for(Int_t ian=1;ian<fgkNAnodes;ian+=2){
	146	if(!fGoodAnode[ian]) continue;
	147	sumOdd+=hrawd->GetBinContent(itb+1,ian+1)-sum[ian];
	148	countOdd++;
	149	}
	150	cmnEven[itb]=sumEven/countEven;
	151	cmnOdd[itb]=sumOdd/countOdd;
	152	}
	153	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	154	Float_t num=0.,den=0.;
	155	if(!fGoodAnode[ian]) continue;
	156	for(Int_t itb=0;itb<tbmax;itb++){
	157	Float_t cmnCoef=cmnOdd[itb];
	158	if(ian%2==0) cmnCoef=cmnEven[itb];
	159	num+=(hrawd->GetBinContent(itb+1,ian+1)-sum[ian])*cmnCoef;
	160	den+=TMath::Power(cmnCoef,2);
	161	}
	162	if(den!=0) fSumCMN[ian]+=num/den;
	163	}
	164	delete [] cmnEven;
	165	delete [] cmnOdd;
	166	}
	167	//______________________________________________________________________
beb262b4	168	Float_t AliITSOnlineSDDBTP::CalcMeanRawNoise() const{
348f80b7	169	//
	170	Float_t meanns=0.;
	171	Int_t cnt=0;
	172	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	173	if(!fGoodAnode[ian]) continue;
	174	meanns+=GetAnodeRawNoise(ian);
	175	cnt++;
	176	}
	177	if(cnt>0) meanns/=(Float_t)cnt;
	178	return meanns;
	179	}
	180	//______________________________________________________________________
	181	void AliITSOnlineSDDBTP::StatGain(Float_t &mean, Float_t &rms){
beb262b4	182	//
348f80b7	183	Float_t sum=0.,sumq=0.;
	184	Int_t cnt=0;
	185	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	186	if(!fGoodAnode[ian]) continue;
	187	sum+=GetChannelGain(ian);
	188	sumq+=TMath::Power(GetChannelGain(ian),2);
	189	cnt++;
	190	}
	191	if(cnt>0){
	192	mean=sum/(Float_t)cnt;
	193	rms=TMath::Sqrt(sumq/(Float_t)cnt-mean*mean);
	194	}else{
	195	mean=0.;
	196	rms=0.;
	197	}
	198	return;
	199	}
	200	//______________________________________________________________________
e44f571c	201	void AliITSOnlineSDDBTP::WriteToASCII(){
348f80b7	202	//
	203	Char_t outfilnam[100];
	204	sprintf(outfilnam,"SDDbase_mod%03d_sid%d.data",fModuleId,fSide);
	205	FILE* outf=fopen(outfilnam,"w");
	206	Float_t corrnoise=2.;
	207	for(Int_t ian=0;ian<fgkNAnodes;ian++){
	208	fprintf(outf,"%d %d %8.3f %8.3f %8.3f %8.3f %8.3f\n",ian,IsAnodeGood(ian),GetAnodeBaseline(ian),GetAnodeRawNoise(ian),GetAnodeCommonMode(ian),corrnoise,GetChannelGain(ian));
	209	}
	210	fclose(outf);
	211	}