[u/mrichter/AliRoot.git] / T0 / AliT0CalibWalk.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, 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.                  *
 **************************************************************************/
 
/* $Id$ */

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// class T0 walk correction      Alla Maevskaya alla@inr.ru 20.11.2007        //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#include "AliT0CalibWalk.h"
#include "AliLog.h"

#include <TObjArray.h>
#include <TGraph.h>
#include <TFile.h>
#include <TH2F.h> 
#include <TMath.h>
#include <TSystem.h>
#include <Riostream.h>
#include <TSpectrum.h>
#include <TProfile.h>
#include <TF1.h>

ClassImp(AliT0CalibWalk)

//________________________________________________________________
  AliT0CalibWalk::AliT0CalibWalk():   TNamed(),
				      fWalk(0),
				      fAmpLEDRec(0),
				      fQTC(0),
				      fAmpLED(0)
{
  //
}

//________________________________________________________________
AliT0CalibWalk::AliT0CalibWalk(const char* name):TNamed(),
				      fWalk(0),
				      fAmpLEDRec(0),				  				      fQTC(0),
				      fAmpLED(0)
    
{
  TString namst = "Calib_";
  namst += name;
  SetName(namst.Data());
  SetTitle(namst.Data());

}

//________________________________________________________________
AliT0CalibWalk::AliT0CalibWalk(const AliT0CalibWalk& calibda) :
  TNamed(calibda),		
  fWalk(0),
  fAmpLEDRec(0),
  fQTC(0),
  fAmpLED(0)
 
{
// copy constructor
  SetName(calibda.GetName());
  SetTitle(calibda.GetName());


}

//________________________________________________________________
AliT0CalibWalk &AliT0CalibWalk::operator =(const AliT0CalibWalk& calibda)
{
// assignment operator
  SetName(calibda.GetName());
  SetTitle(calibda.GetName());
 
  return *this;
}

//________________________________________________________________
AliT0CalibWalk::~AliT0CalibWalk()
{
  //
}
//________________________________________________________________  

Bool_t AliT0CalibWalk::MakeWalkCorrGraph(const char *laserFile)
{
  //make walk corerction for preprocessor
  Int_t npeaks = 20;
  Int_t sigma=3;
  Bool_t down=false;
  Int_t index[20];
  Bool_t ok=true;
  Float_t   mips[20];
  Int_t nfound=0;
  
  gFile = TFile::Open(laserFile);
  if(!gFile) {
    AliError("No input laser data found ");
  }
  else
    {
      //      gFile->ls();
      TH1F* hAmp = (TH1F*) gFile->Get("hAmpLaser");
      Int_t nmips=0;
      for (Int_t ibin=0; ibin<2000; ibin++) {
	Float_t bincont = hAmp->GetBinContent(ibin);
	if(bincont>0){ 
	  mips[nmips] = hAmp->GetXaxis()->GetBinCenter(ibin);
	  cout<<ibin<<" bincont "<<bincont<<" amp "<< mips[nmips]<<endl;
	  nmips++;
	}	
      }    
      
      if (nmips<17) {
	ok=false;
	return ok;
      } 
       
      Float_t x1[50], y1[50]; 
      Float_t x2[50], xx2[50],y2[50];
      Float_t xx1[50],yy1[50], xx[50];
      
      Float_t cfd0[24];
      Int_t startim = 0;
      
      for (Int_t ii=0; ii<nmips; ii++)
	x1[ii] = y1[ii] = x2[ii] = y2[ii] = 0; 
      
      for (Int_t i=0; i<24; i++)
	{
	  for (Int_t im=startim; im<nmips; im++)
	    {	      
	      TString cfd = Form("hCFD%i_%i",i+1,im+1);
	      TString qtc = Form("hQTC%i_%i",i+1,im+1);
	      TString led = Form("hLED%i_%i",i+1,im+1);
	      
	      TH1F *hCFD = (TH1F*) gFile->Get(cfd.Data()) ;
	      TH1F *hLED = (TH1F*) gFile->Get(led.Data());
	      TH1F *hQTC = (TH1F*) gFile->Get(qtc.Data()) ;
	      hCFD->SetDirectory(0);
	      hQTC->SetDirectory(0);
	      hLED->SetDirectory(0);
	      if(!hCFD )
 	      	AliWarning(Form(" no CFD data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
	      if(!hQTC )
 	      	AliWarning(Form(" no QTC correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
	      if(!hLED)	      
	      	AliWarning(Form(" no LED correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
      	      
	      if(hCFD )	{
		TSpectrum *s = new TSpectrum(2*npeaks,1);
		nfound = s->Search(hCFD,sigma," ",0.1);
		if(nfound!=0){
		  Float_t *xpeak = s->GetPositionX();
		  TMath::Sort(nfound, xpeak, index,down);
		  Float_t xp = xpeak[index[0]];
		  Double_t hmax = xp+3*sigma;
		  Double_t hmin = xp-3*sigma;
		  hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
		}
		else
		  {
		    hCFD->Rebin(2);
		    TSpectrum *s1 = new TSpectrum(2*npeaks,1);
		    nfound = s1->Search(hCFD,sigma," ",0.1);
		    if(nfound!=0){
		      Float_t *xpeak = s1->GetPositionX();
		      TMath::Sort(nfound, xpeak, index,down);
		      Float_t xp = xpeak[index[0]];
		      Double_t hmax = xp+3*sigma;
		      Double_t hmin = xp-3*sigma;
		      hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
		    }
		    else 
		      {
			ok=false;
			printf("no peak in CFD spectrum for PMT %i amplitude %i\n",i,im);
			return ok;
		      }

		  }

		if (im == 0) cfd0[i] = hCFD->GetMean();
		y1[im] =  hCFD->GetMean() - cfd0[i];
	      }
	      if( hQTC) {
		x1[im] = hQTC->GetMean();
		if( x1[im] == 0) {
		  ok=false;
		  printf("no peak in QTC signal for PMT %i amplitude %i\n",i,im);
		  return ok;
		  }
	      }
	      
	      if( hLED){
		TSpectrum *s = new TSpectrum(2*npeaks,1);
		nfound = s->Search(hLED,sigma," ",0.1);
		if(nfound!=0){
		  Float_t *xpeak = s->GetPositionX();
		  TMath::Sort(nfound, xpeak, index,down);
		  Float_t xp = xpeak[index[0]];
		  Double_t hmax = xp+10*sigma;
		  Double_t hmin = xp-10*sigma;
		  hLED->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
		}
		else
		  { 
		    ok=false;
		    printf("no peak in LED spectrum for PMT %i amplitude %i\n",i,im);
		    return ok;
		  }
		x2[im] = hLED->GetMean();
		xx2[im] = x2[nmips-im-1];
	      }
	      xx[im]=mips[im];
	      
	      if (hQTC) delete  hQTC;
	      if (hCFD) delete  hCFD;
	      if (hLED) delete  hLED;
	    }
	  
	  for (Int_t imi=0; imi<nmips; imi++)
	    {
	      yy1[imi] = Float_t (mips[nmips-imi-1]);
	      xx1[imi] = x2[nmips-imi-1]; 
	      //	      cout<<" LED rev "<<i<<" "<<imi<<" "<<xx1[imi]<<" "<< yy1[imi]<<"nmips-imi-1 = "<< nmips-imi-1<<endl;
	    }
	  
	  if(i==0) cout<<"Making graphs..."<<endl;
	  
	  
	  /*
	  
	  
	  Float_t x1[50], y1[50]; 
	  Float_t x2[50], xx2[50],y2[50];
	  Float_t xx1[50],yy1[50], xx[50];
	  
	  Int_t nmips=20;
	  for (Int_t i=0; i<24; i++)
	  {
 
	  for (Int_t im=0; im<nmips; im++)
	  {
	  x1[im]=xx[im]=500+im*200;
	  y1[im]=0;
	  x2[im]=xx1[im]=yy1[im]=260+20*im;
	  } 
	  */	  
       TGraph *grwalkqtc = new TGraph (nmips,x1,y1);
      grwalkqtc->SetTitle(Form("PMT%i",i));
      TGraph *grwalkled = new TGraph (nmips,x2,y1);
      grwalkled->SetTitle(Form("PMT%i",i));
      fWalk.AddAtAndExpand(grwalkqtc,i);
      fAmpLEDRec.AddAtAndExpand(grwalkled,i);
      //	  cout<<" add walk "<<i<<endl;
      
      //fit amplitude graphs to make comparison wth new one	  
      TGraph *grampled = new TGraph (nmips,xx1,yy1);
      TGraph *grqtc = new TGraph (nmips,x1,xx);
      fQTC.AddAtAndExpand(grqtc,i);	 
      fAmpLED.AddAtAndExpand(grampled,i);
      //	  cout<<" add amp "<<i<<endl;
      
      if(i==23)
	cout<<"Graphs created..."<<endl;
	}
    } //if gFile exits

  return ok;
}
Commit	Line	Data
a2ad8166	1	/**************************************************************************
	2	* Copyright(c) 1998-1999, 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	**************************************************************************/
271b5bd3	15
a2ad8166	16	/* $Id$ */
	17
	18	///////////////////////////////////////////////////////////////////////////////
	19	// //
	20	// class T0 walk correction Alla Maevskaya alla@inr.ru 20.11.2007 //
	21	// //
	22	///////////////////////////////////////////////////////////////////////////////
	23
	24	#include "AliT0CalibWalk.h"
a2ad8166	25	#include "AliLog.h"
a2ad8166	26
	27	#include <TObjArray.h>
	28	#include <TGraph.h>
	29	#include <TFile.h>
a2ad8166	30	#include <TH2F.h>
	31	#include <TMath.h>
	32	#include <TSystem.h>
	33	#include <Riostream.h>
	34	#include <TSpectrum.h>
a2ad8166	35	#include <TProfile.h>
8f1790c4	36	#include <TF1.h>
a2ad8166	37
	38	ClassImp(AliT0CalibWalk)
	39
	40	//________________________________________________________________
	41	AliT0CalibWalk::AliT0CalibWalk(): TNamed(),
	42	fWalk(0),
c883fdf2	43	fAmpLEDRec(0),
	44	fQTC(0),
	45	fAmpLED(0)
a2ad8166	46	{
	47	//
	48	}
	49
	50	//________________________________________________________________
	51	AliT0CalibWalk::AliT0CalibWalk(const char* name):TNamed(),
	52	fWalk(0),
c883fdf2	53	fAmpLEDRec(0), fQTC(0),
	54	fAmpLED(0)
	55
a2ad8166	56	{
	57	TString namst = "Calib_";
	58	namst += name;
	59	SetName(namst.Data());
	60	SetTitle(namst.Data());
	61
	62	}
	63
	64	//________________________________________________________________
	65	AliT0CalibWalk::AliT0CalibWalk(const AliT0CalibWalk& calibda) :
	66	TNamed(calibda),
	67	fWalk(0),
c883fdf2	68	fAmpLEDRec(0),
	69	fQTC(0),
	70	fAmpLED(0)
	71
a2ad8166	72	{
	73	// copy constructor
	74	SetName(calibda.GetName());
	75	SetTitle(calibda.GetName());
	76
	77
	78	}
	79
	80	//________________________________________________________________
	81	AliT0CalibWalk &AliT0CalibWalk::operator =(const AliT0CalibWalk& calibda)
	82	{
	83	// assignment operator
	84	SetName(calibda.GetName());
	85	SetTitle(calibda.GetName());
	86
	87	return *this;
	88	}
	89
	90	//________________________________________________________________
	91	AliT0CalibWalk::~AliT0CalibWalk()
	92	{
	93	//
	94	}
d95247c3	95	//________________________________________________________________
a2ad8166	96
d95247c3	97	Bool_t AliT0CalibWalk::MakeWalkCorrGraph(const char *laserFile)
a2ad8166	98	{
7576945f	99	//make walk corerction for preprocessor
d95247c3	100	Int_t npeaks = 20;
07342b9d	101	Int_t sigma=3;
d95247c3	102	Bool_t down=false;
	103	Int_t index[20];
	104	Bool_t ok=true;
	105	Float_t mips[20];
0d96e32b	106	Int_t nfound=0;
d95247c3	107
c2337900	108	gFile = TFile::Open(laserFile);
6318dd46	109	if(!gFile) {
	110	AliError("No input laser data found ");
	111	}
	112	else
	113	{
8f1790c4	114	// gFile->ls();
d95247c3	115	TH1F* hAmp = (TH1F*) gFile->Get("hAmpLaser");
d95247c3	116	Int_t nmips=0;
99584f2a	117	for (Int_t ibin=0; ibin<2000; ibin++) {
d95247c3	118	Float_t bincont = hAmp->GetBinContent(ibin);
	119	if(bincont>0){
	120	mips[nmips] = hAmp->GetXaxis()->GetBinCenter(ibin);
	121	cout<<ibin<<" bincont "<<bincont<<" amp "<< mips[nmips]<<endl;
	122	nmips++;
	123	}
c69fcbc1	124	}
c69fcbc1	125
07342b9d	126	if (nmips<17) {
	127	ok=false;
	128	return ok;
	129	}
c69fcbc1	130
	131	Float_t x1[50], y1[50];
	132	Float_t x2[50], xx2[50],y2[50];
	133	Float_t xx1[50],yy1[50], xx[50];
95f63b36	134
d95247c3	135	Float_t cfd0[24];
d95247c3	136	Int_t startim = 0;
95f63b36	137
d95247c3	138	for (Int_t ii=0; ii<nmips; ii++)
d95247c3	139	x1[ii] = y1[ii] = x2[ii] = y2[ii] = 0;
95f63b36	140
95f63b36	141	for (Int_t i=0; i<24; i++)
c883fdf2	142	{
1daa10df	143	for (Int_t im=startim; im<nmips; im++)
8f1790c4	144	{
d95247c3	145	TString cfd = Form("hCFD%i_%i",i+1,im+1);
d95247c3	146	TString qtc = Form("hQTC%i_%i",i+1,im+1);
3740a735	147	TString led = Form("hLED%i_%i",i+1,im+1);
95f63b36	148
d95247c3	149	TH1F hCFD = (TH1F) gFile->Get(cfd.Data()) ;
	150	TH1F hLED = (TH1F) gFile->Get(led.Data());
	151	TH1F hQTC = (TH1F) gFile->Get(qtc.Data()) ;
	152	hCFD->SetDirectory(0);
	153	hQTC->SetDirectory(0);
	154	hLED->SetDirectory(0);
	155	if(!hCFD )
	156	AliWarning(Form(" no CFD data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
	157	if(!hQTC )
	158	AliWarning(Form(" no QTC correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
	159	if(!hLED)
	160	AliWarning(Form(" no LED correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
	161
	162	if(hCFD ) {
	163	TSpectrum s = new TSpectrum(2npeaks,1);
0d96e32b	164	nfound = s->Search(hCFD,sigma," ",0.1);
d95247c3	165	if(nfound!=0){
	166	Float_t *xpeak = s->GetPositionX();
	167	TMath::Sort(nfound, xpeak, index,down);
	168	Float_t xp = xpeak[index[0]];
	169	Double_t hmax = xp+3*sigma;
	170	Double_t hmin = xp-3*sigma;
	171	hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
8f1790c4	172	}
d95247c3	173	else
	174	{
	175	hCFD->Rebin(2);
0d96e32b	176	TSpectrum s1 = new TSpectrum(2npeaks,1);
0aa8abc8	177	nfound = s1->Search(hCFD,sigma," ",0.1);
d95247c3	178	if(nfound!=0){
0d96e32b	179	Float_t *xpeak = s1->GetPositionX();
d95247c3	180	TMath::Sort(nfound, xpeak, index,down);
	181	Float_t xp = xpeak[index[0]];
	182	Double_t hmax = xp+3*sigma;
	183	Double_t hmin = xp-3*sigma;
	184	hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
	185	}
	186	else
07342b9d	187	{
	188	ok=false;
	189	printf("no peak in CFD spectrum for PMT %i amplitude %i\n",i,im);
	190	return ok;
	191	}
	192
d95247c3	193	}
	194
	195	if (im == 0) cfd0[i] = hCFD->GetMean();
	196	y1[im] = hCFD->GetMean() - cfd0[i];
	197	}
07342b9d	198	if( hQTC) {
	199	x1[im] = hQTC->GetMean();
	200	if( x1[im] == 0) {
	201	ok=false;
	202	printf("no peak in QTC signal for PMT %i amplitude %i\n",i,im);
	203	return ok;
	204	}
	205	}
d95247c3	206
	207	if( hLED){
	208	TSpectrum s = new TSpectrum(2npeaks,1);
0d96e32b	209	nfound = s->Search(hLED,sigma," ",0.1);
d95247c3	210	if(nfound!=0){
	211	Float_t *xpeak = s->GetPositionX();
	212	TMath::Sort(nfound, xpeak, index,down);
	213	Float_t xp = xpeak[index[0]];
	214	Double_t hmax = xp+10*sigma;
	215	Double_t hmin = xp-10*sigma;
	216	hLED->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
95f63b36	217	}
07342b9d	218	else
	219	{
	220	ok=false;
	221	printf("no peak in LED spectrum for PMT %i amplitude %i\n",i,im);
	222	return ok;
	223	}
d95247c3	224	x2[im] = hLED->GetMean();
99584f2a	225	xx2[im] = x2[nmips-im-1];
d95247c3	226	}
8f1790c4	227	xx[im]=mips[im];
d95247c3	228
	229	if (hQTC) delete hQTC;
	230	if (hCFD) delete hCFD;
	231	if (hLED) delete hLED;
e47b556f	232	}
d95247c3	233
8f1790c4	234	for (Int_t imi=0; imi<nmips; imi++)
95f63b36	235	{
8f1790c4	236	yy1[imi] = Float_t (mips[nmips-imi-1]);
8f1790c4	237	xx1[imi] = x2[nmips-imi-1];
d95247c3	238	// cout<<" LED rev "<<i<<" "<<imi<<" "<<xx1[imi]<<" "<< yy1[imi]<<"nmips-imi-1 = "<< nmips-imi-1<<endl;
95f63b36	239	}
95f63b36	240
d95247c3	241	if(i==0) cout<<"Making graphs..."<<endl;
99584f2a	242
	243
	244	/*
	245
	246
	247	Float_t x1[50], y1[50];
	248	Float_t x2[50], xx2[50],y2[50];
	249	Float_t xx1[50],yy1[50], xx[50];
	250
	251	Int_t nmips=20;
	252	for (Int_t i=0; i<24; i++)
	253	{
	254
	255	for (Int_t im=0; im<nmips; im++)
	256	{
	257	x1[im]=xx[im]=500+im*200;
	258	y1[im]=0;
	259	x2[im]=xx1[im]=yy1[im]=260+20*im;
	260	}
	261	*/
3a5f75e8	262	TGraph *grwalkqtc = new TGraph (nmips,x1,y1);
99584f2a	263	grwalkqtc->SetTitle(Form("PMT%i",i));
1daa10df	264	TGraph *grwalkled = new TGraph (nmips,x2,y1);
99584f2a	265	grwalkled->SetTitle(Form("PMT%i",i));
	266	fWalk.AddAtAndExpand(grwalkqtc,i);
	267	fAmpLEDRec.AddAtAndExpand(grwalkled,i);
	268	// cout<<" add walk "<<i<<endl;
	269
	270	//fit amplitude graphs to make comparison wth new one
1daa10df	271	TGraph *grampled = new TGraph (nmips,xx1,yy1);
1daa10df	272	TGraph *grqtc = new TGraph (nmips,x1,xx);
99584f2a	273	fQTC.AddAtAndExpand(grqtc,i);
	274	fAmpLED.AddAtAndExpand(grampled,i);
	275	// cout<<" add amp "<<i<<endl;
	276
	277	if(i==23)
	278	cout<<"Graphs created..."<<endl;
271b5bd3	279	}
6318dd46	280	} //if gFile exits
07342b9d	281
d95247c3	282	return ok;
a2ad8166	283	}
a2ad8166	284
c883fdf2	285
	286
	287