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

/* $Id$ */

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

ClassImp(AliITSOnlineSDDInjectors)

const Float_t AliITSOnlineSDDInjectors::fgkSaturation = 1008.;
const Float_t AliITSOnlineSDDInjectors::fgkDefaultLThreshold = 5.;
const Float_t AliITSOnlineSDDInjectors::fgkDefaultHThreshold = 25.;
const Float_t AliITSOnlineSDDInjectors::fgkDefaultMinSpeed = 5.5;
const Float_t AliITSOnlineSDDInjectors::fgkDefaultMaxSpeed = 9.0;
const Float_t AliITSOnlineSDDInjectors::fgkDefaultMaxErr = 1.5;
const Int_t   AliITSOnlineSDDInjectors::fgkDefaultPolOrder = 3;
const Float_t AliITSOnlineSDDInjectors::fgkDefaultTimeStep = 50.;
const UShort_t AliITSOnlineSDDInjectors::fgkDefaultTbMin[kInjLines] = {10,50,100};
const UShort_t AliITSOnlineSDDInjectors::fgkDefaultTbMax[kInjLines] = {20,70,120};

//______________________________________________________________________
AliITSOnlineSDDInjectors::AliITSOnlineSDDInjectors():AliITSOnlineSDD(),fHisto(),fTbZero(0.),fRMSTbZero(0.),fNEvents(0),fParam(),fPolOrder(0),fMinDriftSpeed(0.),fMaxDriftSpeed(0.),fMaxDriftSpeedErr(0.),fLowThreshold(0.),fHighThreshold(0.),fFirstPadForFit(0),fLastPadForFit(0),fPadStatusCutForFit(0),fTimeStep(0.),fUseTimeZeroSignal(kFALSE)
{
  // default constructor
  SetPositions();
  SetDefaults();
  SetTimeStep(fgkDefaultTimeStep);
}
//______________________________________________________________________
AliITSOnlineSDDInjectors::AliITSOnlineSDDInjectors(Int_t nddl, Int_t ncarlos, Int_t sid):AliITSOnlineSDD(nddl,ncarlos,sid),fHisto(),fTbZero(0.),fRMSTbZero(0.),fNEvents(0),fParam(),fPolOrder(0),fMinDriftSpeed(0.),fMaxDriftSpeed(0.),fMaxDriftSpeedErr(0.),fLowThreshold(0.),fHighThreshold(0.),fFirstPadForFit(0),fLastPadForFit(0),fPadStatusCutForFit(0),fTimeStep(0.),fUseTimeZeroSignal(kFALSE)
{ 
// standard constructor
  SetPositions();
  SetDefaults();
  SetTimeStep(fgkDefaultTimeStep);
}
//______________________________________________________________________
AliITSOnlineSDDInjectors::~AliITSOnlineSDDInjectors(){
  // Destructor
  // fHisto should not be deleted here because it points to an histo created 
  // by the external code which calls the method AnalyzeEvent
  // if(fHisto) delete fHisto;  
  if(fParam) delete [] fParam;
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::SetDefaults(){
  for(Int_t i=0;i<kInjLines;i++) 
    SetInjLineRange(i,fgkDefaultTbMin[i],fgkDefaultTbMax[i]);
  SetThresholds(fgkDefaultLThreshold,fgkDefaultHThreshold);
  SetPolOrder(fgkDefaultPolOrder);
  SetMinDriftSpeed(fgkDefaultMinSpeed);
  SetMaxDriftSpeed(fgkDefaultMaxSpeed);
  SetMaxDriftSpeedErr(fgkDefaultMaxErr);
  SetFitLimits(1,kInjPads-2); // exclude first and last pad
  SetPadStatusCutForFit();
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::SetPositions(){
  // 
  Double_t xLinFromCenterUm[kInjLines]={31860.,17460.,660.};
  Double_t xAnodeFromCenterUm=35085;
  for(Int_t i=0;i<kInjLines;i++){
    fPosition[i]=xAnodeFromCenterUm-xLinFromCenterUm[i];
    fPosition[i]/=10000.; // from microns to cm
  }
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::Reset(){
  //
  for(Int_t i=0;i<kInjPads;i++){ 
    fDriftSpeed[i]=0.;
    fDriftSpeedErr[i]=0.;
  }
  for(Int_t i=0;i<kInjPads;i++){
    for(Int_t j=0;j<kInjLines;j++){
      fGoodInj[i][j]=0;
      fCentroid[i][j]=0.;
      fRMSCentroid[i][j]=0.;
    }
  }
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::AnalyzeEvent(TH2F* his){
  //
  Reset();
  fHisto=his;
  FindGoodInjectors();
  FindCentroids();
  CalcTimeBinZero();
  for(Int_t j=0;j<kInjPads;j++) CalcDriftSpeed(j);
  FitDriftSpeedVsAnode();
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::AddEvent(TH2F* his){
  // Add the drift speed from current event to the average value
  if(fNEvents==0){
    for(Int_t i=0;i<kInjPads;i++){ 
      fSumDriftSpeed[i]=0.;
      fSumSqDriftSpeed[i]=0.;
    }
  }
  Reset();
  fHisto=his;
  FindGoodInjectors();
  FindCentroids();
  CalcTimeBinZero();
  for(Int_t j=0;j<kInjPads;j++){ 
    CalcDriftSpeed(j);
    fSumDriftSpeed[j]+=fDriftSpeed[j];
    fSumSqDriftSpeed[j]+=fDriftSpeed[j]*fDriftSpeed[j];
  }
  ++fNEvents;
}
//______________________________________________________________________
Double_t AliITSOnlineSDDInjectors::GetRMSDriftSpeed(Int_t ipad) const {
  // 
  if(fNEvents<=1) return 0.;
  Double_t mean=fSumDriftSpeed[ipad]/(Double_t)fNEvents;
  Double_t diff=fSumSqDriftSpeed[ipad]/(Double_t)fNEvents-mean*mean;
  if(diff<0.) diff=0.;
  return TMath::Sqrt(diff);
}

//______________________________________________________________________
void AliITSOnlineSDDInjectors::FitMeanDriftSpeedVsAnode(){
  // Calculates
  if(fNEvents==0) return;
  for(Int_t i=0;i<kInjPads;i++){ 
    fDriftSpeed[i]=GetMeanDriftSpeed(i);
    if(fNEvents>1){
      Double_t rms=GetRMSDriftSpeed(i);
      if(rms>0.) fDriftSpeedErr[i]=rms/TMath::Sqrt(fNEvents);
    }
  }
  FitDriftSpeedVsAnode();
}
//______________________________________________________________________
TGraphErrors* AliITSOnlineSDDInjectors::GetTimeVsDistGraph(Int_t jpad) const{
  // 
  const Int_t kPts=kInjLines+1;
  Float_t x[kPts],y[kPts],ex[kPts],ey[kPts];
  x[0]=0.;
  ex[0]=0.;
  y[0]=fTbZero;
  ey[0]=0.;
  for(Int_t i=0;i<kInjLines;i++){
    x[i+1]=fPosition[i];
    ex[i+1]=0.;
    y[i+1]=fCentroid[jpad][i];
    ey[i+1]=fRMSCentroid[jpad][i];
  }
  TGraphErrors *g=new TGraphErrors(4,x,y,ex,ey);
  return g;
}

//______________________________________________________________________
TGraphErrors* AliITSOnlineSDDInjectors::GetDriftSpeedGraph() const{
  // 
  Int_t ipt=0;
  TGraphErrors *g=new TGraphErrors(0);
  for(Int_t i=0;i<kInjPads;i++){
    if(fDriftSpeed[i]>0){ 
      g->SetPoint(ipt,GetAnodeNumber(i),fDriftSpeed[i]);
      g->SetPointError(ipt,0,fDriftSpeedErr[i]);
      ipt++;
    }
  }
  return g;
}
//______________________________________________________________________
TGraphErrors* AliITSOnlineSDDInjectors::GetSelectedDriftSpeedGraph(Int_t minAcceptStatus) const{
  // TGraphErrors with only pads with status of injector >= minAcceptStatus
  Int_t ipt=0;
  TGraphErrors *g=new TGraphErrors(0);
  for(Int_t i=0;i<kInjPads;i++){
    Int_t padStatus = GetInjPadStatus(i);
    if(fDriftSpeed[i]>0 && padStatus >= minAcceptStatus ){
      g->SetPoint(ipt,GetAnodeNumber(i),fDriftSpeed[i]);
      g->SetPointError(ipt,0,fDriftSpeedErr[i]);
      ipt++;
    }
  }
  return g;
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::CalcTimeBinZero(){
  // Get time zero from trigger signal
  Double_t tzero=0.,intCont=0.,rmsPeak=0.;
  Bool_t isTbUsed[256];
  Int_t nTbUsed=0;
  for(Int_t i=0;i<256;i++) isTbUsed[i]=0;
  for(Int_t ian=0;ian<fgkNAnodes;ian++){
    for(Int_t itb=1;itb<fTbMin[0];itb++){
      Double_t cont=fHisto->GetBinContent(itb,ian+1);
      Double_t contm1=fHisto->GetBinContent(itb+1,ian+1);
      Double_t contp1=fHisto->GetBinContent(itb-1,ian+1);
      if(cont>fLowThreshold){
	if(contm1>fHighThreshold || cont>fHighThreshold || contp1>fHighThreshold){
	  tzero+=cont*float(itb);
	  rmsPeak+=cont*float(itb)*float(itb);
	  intCont+=cont;
	  if(!isTbUsed[itb]){
	    isTbUsed[itb]=1;
	    ++nTbUsed;
	  }
	}
      }
    }
  }
  if(intCont>0){ 
    fTbZero=tzero/intCont;
    fRMSTbZero=TMath::Sqrt(rmsPeak/intCont-fTbZero*fTbZero);
  }
  if(nTbUsed==1) fRMSTbZero=0.5; 
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::FitDriftSpeedVsAnode(){
  // fits the anode dependence of drift speed with a polynomial function
  const Int_t kNn=fPolOrder+1;
  Double_t **mat = new Double_t*[kNn];
  for(Int_t i=0; i < kNn; i++) mat[i] = new Double_t[kNn];
  Double_t *vect = new Double_t[kNn];

  for(Int_t k1=0;k1<kNn;k1++){
    vect[k1]=0;
    for(Int_t k2=0;k2<kNn;k2++){
      mat[k1][k2]=0;
    }
  }
  Int_t npts = 0;
  for(Int_t k1=0;k1<kNn;k1++){
    for(Int_t jpad=fFirstPadForFit; jpad<=fLastPadForFit; jpad++){
      Double_t x=(Double_t)GetAnodeNumber(jpad);
      if(fDriftSpeed[jpad]>0 && GetInjPadStatus(jpad)>fPadStatusCutForFit){
	  vect[k1]+=fDriftSpeed[jpad]*TMath::Power(x,k1)/TMath::Power(fDriftSpeedErr[jpad],2);	
	  if(k1==0) npts++;
	  for(Int_t k2=0;k2<kNn;k2++){
	    mat[k1][k2]+=TMath::Power(x,k1+k2)/TMath::Power(fDriftSpeedErr[jpad],2);
	  }
      }
    }
  }
  if(npts<fPolOrder+1){ 
    if(fParam) delete [] fParam;
    fParam=new Double_t[kNn];
    for(Int_t i=0; i<kNn;i++)fParam[i]=0;
  }else{
    Int_t *iPivot = new Int_t[kNn];
    Int_t *indxR = new Int_t[kNn];
    Int_t *indxC = new Int_t[kNn];
    for(Int_t i=0;i<kNn;i++) iPivot[i]=0;
    Int_t iCol=-1,iRow=-1;
    for(Int_t i=0;i<kNn;i++){
      Double_t big=0.;
      for(Int_t j=0;j<kNn;j++){
	if(iPivot[j]!=1){
	  for(Int_t k=0;k<kNn;k++){
	    if(iPivot[k]==0){
	      if(TMath::Abs(mat[j][k])>=big){
		big=TMath::Abs(mat[j][k]);
		iRow=j;
		iCol=k;
	      }
	    }
	  }
	}
      }
      iPivot[iCol]++;
      Double_t aux;
      if(iRow!=iCol){
	for(Int_t l=0;l<kNn;l++){
	  aux=mat[iRow][l];
	  mat[iRow][l]=mat[iCol][l];
	  mat[iCol][l]=aux;
	}
	aux=vect[iRow];
	vect[iRow]=vect[iCol];
	vect[iCol]=aux;
      }
      indxR[i]=iRow;
      indxC[i]=iCol;
      if(mat[iCol][iCol]==0) break;
      Double_t pivinv=1./mat[iCol][iCol];
      mat[iCol][iCol]=1;
      for(Int_t l=0;l<kNn;l++) mat[iCol][l]*=pivinv;
      vect[iCol]*=pivinv;
      for(Int_t m=0;m<kNn;m++){
	if(m!=iCol){
	  aux=mat[m][iCol];
	  mat[m][iCol]=0;
	  for(Int_t n=0;n<kNn;n++) mat[m][n]-=mat[iCol][n]*aux;
	  vect[m]-=vect[iCol]*aux;
	}
      }    
    }
    delete [] iPivot;
    delete [] indxR;
    delete [] indxC;
    
  
    if(fParam) delete [] fParam;
    fParam=new Double_t[kNn];
    for(Int_t i=0; i<kNn;i++)fParam[i]=vect[i];
  }

  for(Int_t i=0; i < kNn; i++) delete [] mat[i];
  delete [] mat;
  delete [] vect;
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::CalcDriftSpeed(Int_t jpad){
  // 
  Double_t sumY=0,sumX=0,sumXX=0,sumYY=0.,sumXY=0,sumWEI=0.;
  Int_t npt=0;
  Double_t y[kInjLines],ey[kInjLines];
  Double_t tzero=0,erry=0;
  for(Int_t i=0;i<kInjLines;i++){ 
    y[i]=fCentroid[jpad][i];
    ey[i]=fRMSCentroid[jpad][i];
  }
  for(Int_t i=0;i<kInjLines;i++){
    if(fGoodInj[jpad][i] && ey[i]!=0){
      sumY+=y[i]/ey[i]/ey[i];
      sumX+=fPosition[i]/ey[i]/ey[i];
      sumXX+=fPosition[i]*fPosition[i]/ey[i]/ey[i];
      sumYY+=y[i]*y[i]/ey[i]/ey[i];
      sumXY+=fPosition[i]*y[i]/ey[i]/ey[i];
      sumWEI+=1./ey[i]/ey[i];
      tzero=fTbZero/ey[i]/ey[i];
      erry=ey[i]/ey[i]/ey[i];
      npt++;
    }
  }
  Double_t slope=0.,eslope=0.;
  if(npt==1){
    slope=(sumY-tzero)/sumX;
    eslope=erry/sumX;
  }
  if(npt>1){ 
    if(fUseTimeZeroSignal){
      sumY+=fTbZero/fRMSTbZero/fRMSTbZero;
      sumX+=0.;
      sumXX+=0.;
      sumYY+=fTbZero*fTbZero/fRMSTbZero/fRMSTbZero;
      sumXY+=0.;
      sumWEI+=1./fRMSTbZero/fRMSTbZero;
    }
    slope=(sumWEI*sumXY-sumY*sumX)/(sumWEI*sumXX-sumX*sumX);
    eslope=TMath::Sqrt(sumWEI/(sumWEI*sumXX-sumX*sumX));
  }

  Double_t vel=0,evel=0;
  if(slope!=0. && fTimeStep>0.){
    vel=1./slope*10000./fTimeStep;// micron/ns
    evel=eslope/slope/slope*10000./fTimeStep;// micron/ns
  }
  if(vel>fMaxDriftSpeed||vel<fMinDriftSpeed || evel>fMaxDriftSpeedErr){ 
    vel=0.;
    evel=0.;
  }
  fDriftSpeed[jpad]=vel;
  fDriftSpeedErr[jpad]=evel;
}
//______________________________________________________________________
Int_t AliITSOnlineSDDInjectors::GetAnodeNumber(Int_t iInjPad) const{
  // Injectors location along anodes:
  // Side left  (UP)   - channel 0: injectors on anodes 0,7,15,...,247,255 
  // Side right (DOWN) - channel 1: injectors on anodes 0,8,16,...,248,255 
  Int_t ian=-1;
  if(iInjPad>=kInjPads) return ian;
  if(fSide==1){  // right side
    ian=iInjPad*8;
    if(iInjPad==32) ian--;
  }else{         // left side
    ian=iInjPad*8-1;
    if(iInjPad==0) ian=0;
  }
  return ian;
}
//______________________________________________________________________
Int_t AliITSOnlineSDDInjectors::GetInjPadNumberFromAnode(Int_t nAnode) const{
  //
  Int_t iInjPad=-1;
  if(fSide==1){  // right side
    if(nAnode%8==0) iInjPad=nAnode/8;
    if(nAnode==255) iInjPad=32;
  }else{         // left side
    if(nAnode%8==7) iInjPad=1+nAnode/8;
    if(nAnode==0) iInjPad=0;
  }
  if(nAnode>=256) iInjPad=-1;
  return iInjPad;
}
//______________________________________________________________________
Int_t AliITSOnlineSDDInjectors::GetInjPadStatus(Int_t jpad) const{
  // returns an integer value with status of injector lines for given pad/anode
  // status=7  -->  111  all injector are good
  // status=6  -->  110  1st line (close to anodes) is bad, other two are good
  // ....
  // status=1  -->  001  only 1st line (close to anodes) good
  // status=0  -->  000  all lines are bad
  Int_t istatus=0;
  if(jpad>=0 && jpad<kInjPads){
    for(Int_t jlin=0;jlin<kInjLines;jlin++) istatus+=fGoodInj[jpad][jlin]<<jlin;
  }
  return istatus;
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::FindGoodInjectors(){
  // 
  for(Int_t jpad=0;jpad<kInjPads;jpad++){
    Int_t ian=GetAnodeNumber(jpad);
    for(Int_t jlin=0;jlin<kInjLines;jlin++){
      for(Int_t jjj=fTbMin[jlin];jjj<fTbMax[jlin];jjj++){
	Float_t c1=fHisto->GetBinContent(jjj,ian+1);
	Float_t c2=fHisto->GetBinContent(jjj+1,ian+1);
	//	Float_t c3=fHisto->GetBinContent(jjj+2,ian+1);
	if(c1>fLowThreshold && c2>fLowThreshold){ 
	  if(c1>fHighThreshold || c2>fHighThreshold){
	    fGoodInj[jpad][jlin]=1;
	    break;
	  }
	}
      }
    }
  }
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::FindCentroids(){
  // 
  for(Int_t jpad=0;jpad<kInjPads;jpad++){
    Int_t ian=GetAnodeNumber(jpad);
    for(Int_t jlin=0;jlin<kInjLines;jlin++){
      if(!fGoodInj[jpad][jlin]) continue;
      Double_t maxcont=0;
      Int_t ilmax=-1;
      for(Int_t jjj=fTbMin[jlin];jjj<fTbMax[jlin];jjj++){
	Double_t cont=fHisto->GetBinContent(jjj,ian+1);
	if(cont>maxcont){
	  maxcont=cont;
	  ilmax=jjj;
	}
      }
      Double_t intCont=0;
      Int_t jjj=ilmax;
      while(1){
	Double_t cont=fHisto->GetBinContent(jjj,ian+1);
	if(cont<fLowThreshold) break;
	if(cont<fgkSaturation){
	  fCentroid[jpad][jlin]+=cont*(Double_t)jjj;
	  fRMSCentroid[jpad][jlin]+=cont*(Double_t)jjj*(Double_t)jjj;
	  intCont+=cont;
	}
	jjj--;
      }
      jjj=ilmax+1;
      while(1){
	Double_t cont=fHisto->GetBinContent(jjj,ian+1);
	if(cont<fLowThreshold) break;
	if(cont<fgkSaturation){
	  fCentroid[jpad][jlin]+=cont*float(jjj);
	  fRMSCentroid[jpad][jlin]+=cont*(Double_t)jjj*(Double_t)jjj;
	  intCont+=cont;
	}
	jjj++;
      }
      if(intCont>0){ 
	fCentroid[jpad][jlin]/=intCont;
	fRMSCentroid[jpad][jlin]=TMath::Sqrt(fRMSCentroid[jpad][jlin]/intCont-fCentroid[jpad][jlin]*fCentroid[jpad][jlin])/TMath::Sqrt(intCont);
      }
      else{ 
	fCentroid[jpad][jlin]=0.;
	fRMSCentroid[jpad][jlin]=0.;
	fGoodInj[jpad][jlin]=0;
      }
      if(fRMSCentroid[jpad][jlin]==0) fGoodInj[jpad][jlin]=0;
    }
  }
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::PrintInjectorStatus(){
  //
  for(Int_t jpad=0;jpad<kInjPads;jpad++){
    printf("Line%d-Anode%d: %d %d %d\n",jpad,GetAnodeNumber(jpad),fGoodInj[jpad][0],fGoodInj[jpad][1],fGoodInj[jpad][2]);
  }
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::PrintCentroids(){
  //
  for(Int_t jpad=0;jpad<kInjPads;jpad++){
    printf("Line%d-Anode%d: %f+-%f %f+-%f %f+-%f\n",jpad,GetAnodeNumber(jpad),fCentroid[jpad][0],fRMSCentroid[jpad][0],fCentroid[jpad][1],fRMSCentroid[jpad][1],fCentroid[jpad][2],fRMSCentroid[jpad][2]);
  }
}
//______________________________________________________________________
void AliITSOnlineSDDInjectors::WriteToASCII(Int_t evNumb, UInt_t timeStamp, Int_t optAppend){
  //
  Char_t outfilnam[100];
  sprintf(outfilnam,"SDDinj_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);  
  FILE* outf;
  if(optAppend==0){ 
    outf=fopen(outfilnam,"w");
    fprintf(outf,"%d\n",fPolOrder);
  }
  else outf=fopen(outfilnam,"a");
  fprintf(outf,"%d   %d   ",evNumb,timeStamp);
  for(Int_t ic=0;ic<fPolOrder+1;ic++){
    fprintf(outf,"%G ",fParam[ic]);
  }
  fprintf(outf,"\n");
  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 "AliITSOnlineSDDInjectors.h"
	16	#include <TH2F.h>
	17	#include <TGraphErrors.h>
	18	#include <TMath.h>
	19
4c82df4c	20	/* $Id$ */
4c82df4c	21
348f80b7	22	///////////////////////////////////////////////////////////////////
	23	// //
	24	// Implementation of the class used for SDD injector analysis //
	25	// Origin: F.Prino, Torino, prino@to.infn.it //
	26	// //
	27	///////////////////////////////////////////////////////////////////
	28
	29	ClassImp(AliITSOnlineSDDInjectors)
	30
	31	const Float_t AliITSOnlineSDDInjectors::fgkSaturation = 1008.;
9f026db8	32	const Float_t AliITSOnlineSDDInjectors::fgkDefaultLThreshold = 5.;
	33	const Float_t AliITSOnlineSDDInjectors::fgkDefaultHThreshold = 25.;
	34	const Float_t AliITSOnlineSDDInjectors::fgkDefaultMinSpeed = 5.5;
	35	const Float_t AliITSOnlineSDDInjectors::fgkDefaultMaxSpeed = 9.0;
	36	const Float_t AliITSOnlineSDDInjectors::fgkDefaultMaxErr = 1.5;
	37	const Int_t AliITSOnlineSDDInjectors::fgkDefaultPolOrder = 3;
f4e26d31	38	const Float_t AliITSOnlineSDDInjectors::fgkDefaultTimeStep = 50.;
	39	const UShort_t AliITSOnlineSDDInjectors::fgkDefaultTbMin[kInjLines] = {10,50,100};
	40	const UShort_t AliITSOnlineSDDInjectors::fgkDefaultTbMax[kInjLines] = {20,70,120};
348f80b7	41
348f80b7	42	//______________________________________________________________________
2ca27861	43	AliITSOnlineSDDInjectors::AliITSOnlineSDDInjectors():AliITSOnlineSDD(),fHisto(),fTbZero(0.),fRMSTbZero(0.),fNEvents(0),fParam(),fPolOrder(0),fMinDriftSpeed(0.),fMaxDriftSpeed(0.),fMaxDriftSpeedErr(0.),fLowThreshold(0.),fHighThreshold(0.),fFirstPadForFit(0),fLastPadForFit(0),fPadStatusCutForFit(0),fTimeStep(0.),fUseTimeZeroSignal(kFALSE)
348f80b7	44	{
348f80b7	45	// default constructor
348f80b7	46	SetPositions();
9f026db8	47	SetDefaults();
f4e26d31	48	SetTimeStep(fgkDefaultTimeStep);
348f80b7	49	}
348f80b7	50	//______________________________________________________________________
2ca27861	51	AliITSOnlineSDDInjectors::AliITSOnlineSDDInjectors(Int_t nddl, Int_t ncarlos, Int_t sid):AliITSOnlineSDD(nddl,ncarlos,sid),fHisto(),fTbZero(0.),fRMSTbZero(0.),fNEvents(0),fParam(),fPolOrder(0),fMinDriftSpeed(0.),fMaxDriftSpeed(0.),fMaxDriftSpeedErr(0.),fLowThreshold(0.),fHighThreshold(0.),fFirstPadForFit(0),fLastPadForFit(0),fPadStatusCutForFit(0),fTimeStep(0.),fUseTimeZeroSignal(kFALSE)
beb262b4	52	{
beb262b4	53	// standard constructor
348f80b7	54	SetPositions();
9f026db8	55	SetDefaults();
f4e26d31	56	SetTimeStep(fgkDefaultTimeStep);
348f80b7	57	}
	58	//______________________________________________________________________
	59	AliITSOnlineSDDInjectors::~AliITSOnlineSDDInjectors(){
	60	// Destructor
19f1458a	61	// fHisto should not be deleted here because it points to an histo created
	62	// by the external code which calls the method AnalyzeEvent
	63	// if(fHisto) delete fHisto;
348f80b7	64	if(fParam) delete [] fParam;
	65	}
	66	//______________________________________________________________________
9f026db8	67	void AliITSOnlineSDDInjectors::SetDefaults(){
	68	for(Int_t i=0;i<kInjLines;i++)
	69	SetInjLineRange(i,fgkDefaultTbMin[i],fgkDefaultTbMax[i]);
	70	SetThresholds(fgkDefaultLThreshold,fgkDefaultHThreshold);
	71	SetPolOrder(fgkDefaultPolOrder);
	72	SetMinDriftSpeed(fgkDefaultMinSpeed);
	73	SetMaxDriftSpeed(fgkDefaultMaxSpeed);
	74	SetMaxDriftSpeedErr(fgkDefaultMaxErr);
	75	SetFitLimits(1,kInjPads-2); // exclude first and last pad
	76	SetPadStatusCutForFit();
	77	}
	78	//______________________________________________________________________
348f80b7	79	void AliITSOnlineSDDInjectors::SetPositions(){
348f80b7	80	//
2ca27861	81	Double_t xLinFromCenterUm[kInjLines]={31860.,17460.,660.};
2ca27861	82	Double_t xAnodeFromCenterUm=35085;
9f026db8	83	for(Int_t i=0;i<kInjLines;i++){
9f026db8	84	fPosition[i]=xAnodeFromCenterUm-xLinFromCenterUm[i];
348f80b7	85	fPosition[i]/=10000.; // from microns to cm
	86	}
	87	}
	88	//______________________________________________________________________
	89	void AliITSOnlineSDDInjectors::Reset(){
beb262b4	90	//
9f026db8	91	for(Int_t i=0;i<kInjPads;i++){
	92	fDriftSpeed[i]=0.;
	93	fDriftSpeedErr[i]=0.;
348f80b7	94	}
9f026db8	95	for(Int_t i=0;i<kInjPads;i++){
9f026db8	96	for(Int_t j=0;j<kInjLines;j++){
348f80b7	97	fGoodInj[i][j]=0;
	98	fCentroid[i][j]=0.;
	99	fRMSCentroid[i][j]=0.;
	100	}
	101	}
	102	}
	103	//______________________________________________________________________
	104	void AliITSOnlineSDDInjectors::AnalyzeEvent(TH2F* his){
	105	//
	106	Reset();
	107	fHisto=his;
	108	FindGoodInjectors();
	109	FindCentroids();
	110	CalcTimeBinZero();
9f026db8	111	for(Int_t j=0;j<kInjPads;j++) CalcDriftSpeed(j);
9f026db8	112	FitDriftSpeedVsAnode();
348f80b7	113	}
348f80b7	114	//______________________________________________________________________
2ca27861	115	void AliITSOnlineSDDInjectors::AddEvent(TH2F* his){
	116	// Add the drift speed from current event to the average value
	117	if(fNEvents==0){
	118	for(Int_t i=0;i<kInjPads;i++){
	119	fSumDriftSpeed[i]=0.;
	120	fSumSqDriftSpeed[i]=0.;
	121	}
	122	}
	123	Reset();
	124	fHisto=his;
	125	FindGoodInjectors();
	126	FindCentroids();
	127	CalcTimeBinZero();
	128	for(Int_t j=0;j<kInjPads;j++){
	129	CalcDriftSpeed(j);
	130	fSumDriftSpeed[j]+=fDriftSpeed[j];
	131	fSumSqDriftSpeed[j]+=fDriftSpeed[j]*fDriftSpeed[j];
	132	}
	133	++fNEvents;
	134	}
	135	//______________________________________________________________________
	136	Double_t AliITSOnlineSDDInjectors::GetRMSDriftSpeed(Int_t ipad) const {
	137	//
	138	if(fNEvents<=1) return 0.;
	139	Double_t mean=fSumDriftSpeed[ipad]/(Double_t)fNEvents;
	140	Double_t diff=fSumSqDriftSpeed[ipad]/(Double_t)fNEvents-mean*mean;
	141	if(diff<0.) diff=0.;
	142	return TMath::Sqrt(diff);
	143	}
	144
	145	//______________________________________________________________________
	146	void AliITSOnlineSDDInjectors::FitMeanDriftSpeedVsAnode(){
	147	// Calculates
	148	if(fNEvents==0) return;
	149	for(Int_t i=0;i<kInjPads;i++){
	150	fDriftSpeed[i]=GetMeanDriftSpeed(i);
	151	if(fNEvents>1){
	152	Double_t rms=GetRMSDriftSpeed(i);
	153	if(rms>0.) fDriftSpeedErr[i]=rms/TMath::Sqrt(fNEvents);
	154	}
	155	}
	156	FitDriftSpeedVsAnode();
	157	}
	158	//______________________________________________________________________
9f026db8	159	TGraphErrors* AliITSOnlineSDDInjectors::GetTimeVsDistGraph(Int_t jpad) const{
348f80b7	160	//
9f026db8	161	const Int_t kPts=kInjLines+1;
9f026db8	162	Float_t x[kPts],y[kPts],ex[kPts],ey[kPts];
348f80b7	163	x[0]=0.;
	164	ex[0]=0.;
	165	y[0]=fTbZero;
	166	ey[0]=0.;
9f026db8	167	for(Int_t i=0;i<kInjLines;i++){
348f80b7	168	x[i+1]=fPosition[i];
348f80b7	169	ex[i+1]=0.;
9f026db8	170	y[i+1]=fCentroid[jpad][i];
9f026db8	171	ey[i+1]=fRMSCentroid[jpad][i];
348f80b7	172	}
	173	TGraphErrors *g=new TGraphErrors(4,x,y,ex,ey);
	174	return g;
	175	}
9f026db8	176
348f80b7	177	//______________________________________________________________________
9f026db8	178	TGraphErrors* AliITSOnlineSDDInjectors::GetDriftSpeedGraph() const{
348f80b7	179	//
348f80b7	180	Int_t ipt=0;
348f80b7	181	TGraphErrors *g=new TGraphErrors(0);
9f026db8	182	for(Int_t i=0;i<kInjPads;i++){
	183	if(fDriftSpeed[i]>0){
	184	g->SetPoint(ipt,GetAnodeNumber(i),fDriftSpeed[i]);
	185	g->SetPointError(ipt,0,fDriftSpeedErr[i]);
348f80b7	186	ipt++;
	187	}
	188	}
	189	return g;
	190	}
	191	//______________________________________________________________________
84df0230	192	TGraphErrors* AliITSOnlineSDDInjectors::GetSelectedDriftSpeedGraph(Int_t minAcceptStatus) const{
	193	// TGraphErrors with only pads with status of injector >= minAcceptStatus
	194	Int_t ipt=0;
	195	TGraphErrors *g=new TGraphErrors(0);
	196	for(Int_t i=0;i<kInjPads;i++){
	197	Int_t padStatus = GetInjPadStatus(i);
	198	if(fDriftSpeed[i]>0 && padStatus >= minAcceptStatus ){
	199	g->SetPoint(ipt,GetAnodeNumber(i),fDriftSpeed[i]);
	200	g->SetPointError(ipt,0,fDriftSpeedErr[i]);
	201	ipt++;
	202	}
	203	}
	204	return g;
	205	}
	206	//______________________________________________________________________
348f80b7	207	void AliITSOnlineSDDInjectors::CalcTimeBinZero(){
784a52ed	208	// Get time zero from trigger signal
2ca27861	209	Double_t tzero=0.,intCont=0.,rmsPeak=0.;
784a52ed	210	Bool_t isTbUsed[256];
	211	Int_t nTbUsed=0;
	212	for(Int_t i=0;i<256;i++) isTbUsed[i]=0;
348f80b7	213	for(Int_t ian=0;ian<fgkNAnodes;ian++){
348f80b7	214	for(Int_t itb=1;itb<fTbMin[0];itb++){
2ca27861	215	Double_t cont=fHisto->GetBinContent(itb,ian+1);
	216	Double_t contm1=fHisto->GetBinContent(itb+1,ian+1);
	217	Double_t contp1=fHisto->GetBinContent(itb-1,ian+1);
9f026db8	218	if(cont>fLowThreshold){
784a52ed	219	if(contm1>fHighThreshold \|\| cont>fHighThreshold \|\| contp1>fHighThreshold){
	220	tzero+=cont*float(itb);
	221	rmsPeak+=contfloat(itb)float(itb);
	222	intCont+=cont;
	223	if(!isTbUsed[itb]){
	224	isTbUsed[itb]=1;
	225	++nTbUsed;
	226	}
	227	}
348f80b7	228	}
	229	}
	230	}
784a52ed	231	if(intCont>0){
	232	fTbZero=tzero/intCont;
	233	fRMSTbZero=TMath::Sqrt(rmsPeak/intCont-fTbZero*fTbZero);
	234	}
	235	if(nTbUsed==1) fRMSTbZero=0.5;
348f80b7	236	}
348f80b7	237	//______________________________________________________________________
9f026db8	238	void AliITSOnlineSDDInjectors::FitDriftSpeedVsAnode(){
9f026db8	239	// fits the anode dependence of drift speed with a polynomial function
4ff6aa93	240	const Int_t kNn=fPolOrder+1;
2ca27861	241	Double_t *mat = new Double_t[kNn];
	242	for(Int_t i=0; i < kNn; i++) mat[i] = new Double_t[kNn];
	243	Double_t *vect = new Double_t[kNn];
9f026db8	244
4ff6aa93	245	for(Int_t k1=0;k1<kNn;k1++){
348f80b7	246	vect[k1]=0;
4ff6aa93	247	for(Int_t k2=0;k2<kNn;k2++){
348f80b7	248	mat[k1][k2]=0;
348f80b7	249	}
348f80b7	250	}
06bb3583	251	Int_t npts = 0;
4ff6aa93	252	for(Int_t k1=0;k1<kNn;k1++){
9f026db8	253	for(Int_t jpad=fFirstPadForFit; jpad<=fLastPadForFit; jpad++){
2ca27861	254	Double_t x=(Double_t)GetAnodeNumber(jpad);
9f026db8	255	if(fDriftSpeed[jpad]>0 && GetInjPadStatus(jpad)>fPadStatusCutForFit){
9f026db8	256	vect[k1]+=fDriftSpeed[jpad]*TMath::Power(x,k1)/TMath::Power(fDriftSpeedErr[jpad],2);
06bb3583	257	if(k1==0) npts++;
9f026db8	258	for(Int_t k2=0;k2<kNn;k2++){
9f026db8	259	mat[k1][k2]+=TMath::Power(x,k1+k2)/TMath::Power(fDriftSpeedErr[jpad],2);
	260	}
	261	}
348f80b7	262	}
348f80b7	263	}
06bb3583	264	if(npts<fPolOrder+1){
06bb3583	265	if(fParam) delete [] fParam;
2ca27861	266	fParam=new Double_t[kNn];
06bb3583	267	for(Int_t i=0; i<kNn;i++)fParam[i]=0;
	268	}else{
	269	Int_t *iPivot = new Int_t[kNn];
	270	Int_t *indxR = new Int_t[kNn];
	271	Int_t *indxC = new Int_t[kNn];
	272	for(Int_t i=0;i<kNn;i++) iPivot[i]=0;
	273	Int_t iCol=-1,iRow=-1;
	274	for(Int_t i=0;i<kNn;i++){
2ca27861	275	Double_t big=0.;
06bb3583	276	for(Int_t j=0;j<kNn;j++){
	277	if(iPivot[j]!=1){
	278	for(Int_t k=0;k<kNn;k++){
	279	if(iPivot[k]==0){
	280	if(TMath::Abs(mat[j][k])>=big){
	281	big=TMath::Abs(mat[j][k]);
	282	iRow=j;
	283	iCol=k;
	284	}
	285	}
348f80b7	286	}
	287	}
	288	}
06bb3583	289	iPivot[iCol]++;
2ca27861	290	Double_t aux;
06bb3583	291	if(iRow!=iCol){
	292	for(Int_t l=0;l<kNn;l++){
	293	aux=mat[iRow][l];
	294	mat[iRow][l]=mat[iCol][l];
	295	mat[iCol][l]=aux;
	296	}
	297	aux=vect[iRow];
	298	vect[iRow]=vect[iCol];
	299	vect[iCol]=aux;
348f80b7	300	}
06bb3583	301	indxR[i]=iRow;
	302	indxC[i]=iCol;
	303	if(mat[iCol][iCol]==0) break;
2ca27861	304	Double_t pivinv=1./mat[iCol][iCol];
06bb3583	305	mat[iCol][iCol]=1;
	306	for(Int_t l=0;l<kNn;l++) mat[iCol][l]*=pivinv;
	307	vect[iCol]*=pivinv;
	308	for(Int_t m=0;m<kNn;m++){
	309	if(m!=iCol){
	310	aux=mat[m][iCol];
	311	mat[m][iCol]=0;
	312	for(Int_t n=0;n<kNn;n++) mat[m][n]-=mat[iCol][n]*aux;
	313	vect[m]-=vect[iCol]*aux;
	314	}
	315	}
348f80b7	316	}
06bb3583	317	delete [] iPivot;
	318	delete [] indxR;
	319	delete [] indxC;
	320
	321
	322	if(fParam) delete [] fParam;
2ca27861	323	fParam=new Double_t[kNn];
06bb3583	324	for(Int_t i=0; i<kNn;i++)fParam[i]=vect[i];
348f80b7	325	}
348f80b7	326
4ff6aa93	327	for(Int_t i=0; i < kNn; i++) delete [] mat[i];
348f80b7	328	delete [] mat;
	329	delete [] vect;
	330	}
	331	//______________________________________________________________________
9f026db8	332	void AliITSOnlineSDDInjectors::CalcDriftSpeed(Int_t jpad){
348f80b7	333	//
2ca27861	334	Double_t sumY=0,sumX=0,sumXX=0,sumYY=0.,sumXY=0,sumWEI=0.;
348f80b7	335	Int_t npt=0;
2ca27861	336	Double_t y[kInjLines],ey[kInjLines];
2ca27861	337	Double_t tzero=0,erry=0;
9f026db8	338	for(Int_t i=0;i<kInjLines;i++){
	339	y[i]=fCentroid[jpad][i];
	340	ey[i]=fRMSCentroid[jpad][i];
348f80b7	341	}
9f026db8	342	for(Int_t i=0;i<kInjLines;i++){
9f026db8	343	if(fGoodInj[jpad][i] && ey[i]!=0){
348f80b7	344	sumY+=y[i]/ey[i]/ey[i];
	345	sumX+=fPosition[i]/ey[i]/ey[i];
	346	sumXX+=fPosition[i]*fPosition[i]/ey[i]/ey[i];
	347	sumYY+=y[i]*y[i]/ey[i]/ey[i];
	348	sumXY+=fPosition[i]*y[i]/ey[i]/ey[i];
	349	sumWEI+=1./ey[i]/ey[i];
	350	tzero=fTbZero/ey[i]/ey[i];
784a52ed	351	erry=ey[i]/ey[i]/ey[i];
348f80b7	352	npt++;
	353	}
	354	}
2ca27861	355	Double_t slope=0.,eslope=0.;
784a52ed	356	if(npt==1){
	357	slope=(sumY-tzero)/sumX;
	358	eslope=erry/sumX;
	359	}
348f80b7	360	if(npt>1){
784a52ed	361	if(fUseTimeZeroSignal){
	362	sumY+=fTbZero/fRMSTbZero/fRMSTbZero;
	363	sumX+=0.;
	364	sumXX+=0.;
	365	sumYY+=fTbZero*fTbZero/fRMSTbZero/fRMSTbZero;
	366	sumXY+=0.;
	367	sumWEI+=1./fRMSTbZero/fRMSTbZero;
53855521	368	}
784a52ed	369	slope=(sumWEIsumXY-sumYsumX)/(sumWEIsumXX-sumXsumX);
784a52ed	370	eslope=TMath::Sqrt(sumWEI/(sumWEIsumXX-sumXsumX));
348f80b7	371	}
784a52ed	372
2ca27861	373	Double_t vel=0,evel=0;
784a52ed	374	if(slope!=0. && fTimeStep>0.){
	375	vel=1./slope*10000./fTimeStep;// micron/ns
	376	evel=eslope/slope/slope*10000./fTimeStep;// micron/ns
348f80b7	377	}
9f026db8	378	if(vel>fMaxDriftSpeed\|\|vel<fMinDriftSpeed \|\| evel>fMaxDriftSpeedErr){
348f80b7	379	vel=0.;
	380	evel=0.;
	381	}
9f026db8	382	fDriftSpeed[jpad]=vel;
9f026db8	383	fDriftSpeedErr[jpad]=evel;
348f80b7	384	}
348f80b7	385	//______________________________________________________________________
9f026db8	386	Int_t AliITSOnlineSDDInjectors::GetAnodeNumber(Int_t iInjPad) const{
61606350	387	// Injectors location along anodes:
	388	// Side left (UP) - channel 0: injectors on anodes 0,7,15,...,247,255
	389	// Side right (DOWN) - channel 1: injectors on anodes 0,8,16,...,248,255
348f80b7	390	Int_t ian=-1;
9f026db8	391	if(iInjPad>=kInjPads) return ian;
61606350	392	if(fSide==1){ // right side
9f026db8	393	ian=iInjPad*8;
9f026db8	394	if(iInjPad==32) ian--;
61606350	395	}else{ // left side
9f026db8	396	ian=iInjPad*8-1;
9f026db8	397	if(iInjPad==0) ian=0;
348f80b7	398	}
	399	return ian;
	400	}
84c6e6c0	401	//______________________________________________________________________
9f026db8	402	Int_t AliITSOnlineSDDInjectors::GetInjPadNumberFromAnode(Int_t nAnode) const{
84c6e6c0	403	//
9f026db8	404	Int_t iInjPad=-1;
61606350	405	if(fSide==1){ // right side
9f026db8	406	if(nAnode%8==0) iInjPad=nAnode/8;
9f026db8	407	if(nAnode==255) iInjPad=32;
61606350	408	}else{ // left side
9f026db8	409	if(nAnode%8==7) iInjPad=1+nAnode/8;
9f026db8	410	if(nAnode==0) iInjPad=0;
84c6e6c0	411	}
9f026db8	412	if(nAnode>=256) iInjPad=-1;
9f026db8	413	return iInjPad;
84c6e6c0	414	}
84c6e6c0	415	//______________________________________________________________________
9f026db8	416	Int_t AliITSOnlineSDDInjectors::GetInjPadStatus(Int_t jpad) const{
	417	// returns an integer value with status of injector lines for given pad/anode
	418	// status=7 --> 111 all injector are good
	419	// status=6 --> 110 1st line (close to anodes) is bad, other two are good
	420	// ....
	421	// status=1 --> 001 only 1st line (close to anodes) good
	422	// status=0 --> 000 all lines are bad
84c6e6c0	423	Int_t istatus=0;
9f026db8	424	if(jpad>=0 && jpad<kInjPads){
9f026db8	425	for(Int_t jlin=0;jlin<kInjLines;jlin++) istatus+=fGoodInj[jpad][jlin]<<jlin;
84c6e6c0	426	}
	427	return istatus;
	428	}
348f80b7	429	//______________________________________________________________________
	430	void AliITSOnlineSDDInjectors::FindGoodInjectors(){
	431	//
9f026db8	432	for(Int_t jpad=0;jpad<kInjPads;jpad++){
	433	Int_t ian=GetAnodeNumber(jpad);
	434	for(Int_t jlin=0;jlin<kInjLines;jlin++){
	435	for(Int_t jjj=fTbMin[jlin];jjj<fTbMax[jlin];jjj++){
348f80b7	436	Float_t c1=fHisto->GetBinContent(jjj,ian+1);
348f80b7	437	Float_t c2=fHisto->GetBinContent(jjj+1,ian+1);
a7996467	438	// Float_t c3=fHisto->GetBinContent(jjj+2,ian+1);
	439	if(c1>fLowThreshold && c2>fLowThreshold){
	440	if(c1>fHighThreshold \|\| c2>fHighThreshold){
	441	fGoodInj[jpad][jlin]=1;
	442	break;
	443	}
348f80b7	444	}
348f80b7	445	}
348f80b7	446	}
	447	}
	448	}
	449	//______________________________________________________________________
	450	void AliITSOnlineSDDInjectors::FindCentroids(){
	451	//
9f026db8	452	for(Int_t jpad=0;jpad<kInjPads;jpad++){
	453	Int_t ian=GetAnodeNumber(jpad);
	454	for(Int_t jlin=0;jlin<kInjLines;jlin++){
	455	if(!fGoodInj[jpad][jlin]) continue;
2ca27861	456	Double_t maxcont=0;
348f80b7	457	Int_t ilmax=-1;
9f026db8	458	for(Int_t jjj=fTbMin[jlin];jjj<fTbMax[jlin];jjj++){
2ca27861	459	Double_t cont=fHisto->GetBinContent(jjj,ian+1);
348f80b7	460	if(cont>maxcont){
	461	maxcont=cont;
	462	ilmax=jjj;
	463	}
	464	}
2ca27861	465	Double_t intCont=0;
348f80b7	466	Int_t jjj=ilmax;
348f80b7	467	while(1){
2ca27861	468	Double_t cont=fHisto->GetBinContent(jjj,ian+1);
9f026db8	469	if(cont<fLowThreshold) break;
348f80b7	470	if(cont<fgkSaturation){
2ca27861	471	fCentroid[jpad][jlin]+=cont*(Double_t)jjj;
2ca27861	472	fRMSCentroid[jpad][jlin]+=cont(Double_t)jjj(Double_t)jjj;
348f80b7	473	intCont+=cont;
	474	}
	475	jjj--;
	476	}
	477	jjj=ilmax+1;
	478	while(1){
2ca27861	479	Double_t cont=fHisto->GetBinContent(jjj,ian+1);
9f026db8	480	if(cont<fLowThreshold) break;
348f80b7	481	if(cont<fgkSaturation){
9f026db8	482	fCentroid[jpad][jlin]+=cont*float(jjj);
2ca27861	483	fRMSCentroid[jpad][jlin]+=cont(Double_t)jjj(Double_t)jjj;
348f80b7	484	intCont+=cont;
	485	}
	486	jjj++;
	487	}
	488	if(intCont>0){
9f026db8	489	fCentroid[jpad][jlin]/=intCont;
2ca27861	490	fRMSCentroid[jpad][jlin]=TMath::Sqrt(fRMSCentroid[jpad][jlin]/intCont-fCentroid[jpad][jlin]*fCentroid[jpad][jlin])/TMath::Sqrt(intCont);
348f80b7	491	}
348f80b7	492	else{
9f026db8	493	fCentroid[jpad][jlin]=0.;
	494	fRMSCentroid[jpad][jlin]=0.;
	495	fGoodInj[jpad][jlin]=0;
348f80b7	496	}
9f026db8	497	if(fRMSCentroid[jpad][jlin]==0) fGoodInj[jpad][jlin]=0;
348f80b7	498	}
	499	}
	500	}
	501	//______________________________________________________________________
9f026db8	502	void AliITSOnlineSDDInjectors::PrintInjectorStatus(){
348f80b7	503	//
9f026db8	504	for(Int_t jpad=0;jpad<kInjPads;jpad++){
9f026db8	505	printf("Line%d-Anode%d: %d %d %d\n",jpad,GetAnodeNumber(jpad),fGoodInj[jpad][0],fGoodInj[jpad][1],fGoodInj[jpad][2]);
348f80b7	506	}
	507	}
	508	//______________________________________________________________________
	509	void AliITSOnlineSDDInjectors::PrintCentroids(){
	510	//
9f026db8	511	for(Int_t jpad=0;jpad<kInjPads;jpad++){
9f026db8	512	printf("Line%d-Anode%d: %f+-%f %f+-%f %f+-%f\n",jpad,GetAnodeNumber(jpad),fCentroid[jpad][0],fRMSCentroid[jpad][0],fCentroid[jpad][1],fRMSCentroid[jpad][1],fCentroid[jpad][2],fRMSCentroid[jpad][2]);
348f80b7	513	}
	514	}
	515	//______________________________________________________________________
4c82df4c	516	void AliITSOnlineSDDInjectors::WriteToASCII(Int_t evNumb, UInt_t timeStamp, Int_t optAppend){
348f80b7	517	//
348f80b7	518	Char_t outfilnam[100];
979b5a5f	519	sprintf(outfilnam,"SDDinj_ddl%02dc%02d_sid%d.data",fDDL,fCarlos,fSide);
4c82df4c	520	FILE* outf;
18da6e54	521	if(optAppend==0){
	522	outf=fopen(outfilnam,"w");
	523	fprintf(outf,"%d\n",fPolOrder);
	524	}
4c82df4c	525	else outf=fopen(outfilnam,"a");
4c82df4c	526	fprintf(outf,"%d %d ",evNumb,timeStamp);
348f80b7	527	for(Int_t ic=0;ic<fPolOrder+1;ic++){
	528	fprintf(outf,"%G ",fParam[ic]);
	529	}
	530	fprintf(outf,"\n");
	531	fclose(outf);
	532	}