[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];
  
  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<1000; 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++;
	}	
      }     
      Float_t x1[20], y1[20]; 
      Float_t x2[20], xx2[20],y2[20];
      Float_t xx1[20],yy1[20], xx[20];
      
      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++)
	    {	      
	      Float_t fitmean=0;
	      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);
		Int_t 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 *s = new TSpectrum(2*npeaks,1);
		    Int_t 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 
		      ok=false;
		  }

		if (im == 0) cfd0[i] = hCFD->GetMean();
		y1[im] =  hCFD->GetMean() - cfd0[i];
	      }
	      if( hQTC) x1[im] = hQTC->GetMean();
	      
	      if( hLED){
		TSpectrum *s = new TSpectrum(2*npeaks,1);
		Int_t 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;
		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;
	   	  
	  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;
	101	Int_t sigma=3.;
	102	Bool_t down=false;
	103	Int_t index[20];
	104	Bool_t ok=true;
	105	Float_t mips[20];
	106
c2337900	107	gFile = TFile::Open(laserFile);
6318dd46	108	if(!gFile) {
	109	AliError("No input laser data found ");
	110	}
	111	else
	112	{
8f1790c4	113	// gFile->ls();
d95247c3	114	TH1F* hAmp = (TH1F*) gFile->Get("hAmpLaser");
	115	Int_t nmips=0;
	116	for (Int_t ibin=0; ibin<1000; ibin++) {
	117	Float_t bincont = hAmp->GetBinContent(ibin);
	118	if(bincont>0){
	119	mips[nmips] = hAmp->GetXaxis()->GetBinCenter(ibin);
	120	cout<<ibin<<" bincont "<<bincont<<" amp "<< mips[nmips]<<endl;
	121	nmips++;
	122	}
	123	}
	124	Float_t x1[20], y1[20];
	125	Float_t x2[20], xx2[20],y2[20];
	126	Float_t xx1[20],yy1[20], xx[20];
95f63b36	127
d95247c3	128	Float_t cfd0[24];
d95247c3	129	Int_t startim = 0;
95f63b36	130
d95247c3	131	for (Int_t ii=0; ii<nmips; ii++)
d95247c3	132	x1[ii] = y1[ii] = x2[ii] = y2[ii] = 0;
95f63b36	133
95f63b36	134	for (Int_t i=0; i<24; i++)
c883fdf2	135	{
d95247c3	136	for (Int_t im=startim; im<nmips; im++)
8f1790c4	137	{
d95247c3	138	Float_t fitmean=0;
	139	TString cfd = Form("hCFD%i_%i",i+1,im+1);
	140	TString qtc = Form("hQTC%i_%i",i+1,im+1);
	141	TString led = Form("hLED%i_%i",i+1,im+1);
95f63b36	142
d95247c3	143	TH1F hCFD = (TH1F) gFile->Get(cfd.Data()) ;
	144	TH1F hLED = (TH1F) gFile->Get(led.Data());
	145	TH1F hQTC = (TH1F) gFile->Get(qtc.Data()) ;
	146	hCFD->SetDirectory(0);
	147	hQTC->SetDirectory(0);
	148	hLED->SetDirectory(0);
	149	if(!hCFD )
	150	AliWarning(Form(" no CFD data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
	151	if(!hQTC )
	152	AliWarning(Form(" no QTC correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
	153	if(!hLED)
	154	AliWarning(Form(" no LED correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
	155
	156	if(hCFD ) {
	157	TSpectrum s = new TSpectrum(2npeaks,1);
	158	Int_t nfound = s->Search(hCFD,sigma," ",0.1);
	159	if(nfound!=0){
	160	Float_t *xpeak = s->GetPositionX();
	161	TMath::Sort(nfound, xpeak, index,down);
	162	Float_t xp = xpeak[index[0]];
	163	Double_t hmax = xp+3*sigma;
	164	Double_t hmin = xp-3*sigma;
	165	hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
8f1790c4	166	}
d95247c3	167	else
	168	{
	169	hCFD->Rebin(2);
	170	TSpectrum s = new TSpectrum(2npeaks,1);
	171	Int_t nfound = s->Search(hCFD,sigma," ",0.1);
	172	if(nfound!=0){
	173	Float_t *xpeak = s->GetPositionX();
	174	TMath::Sort(nfound, xpeak, index,down);
	175	Float_t xp = xpeak[index[0]];
	176	Double_t hmax = xp+3*sigma;
	177	Double_t hmin = xp-3*sigma;
	178	hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
	179	}
	180	else
	181	ok=false;
	182	}
	183
	184	if (im == 0) cfd0[i] = hCFD->GetMean();
	185	y1[im] = hCFD->GetMean() - cfd0[i];
	186	}
	187	if( hQTC) x1[im] = hQTC->GetMean();
	188
	189	if( hLED){
	190	TSpectrum s = new TSpectrum(2npeaks,1);
	191	Int_t nfound = s->Search(hLED,sigma," ",0.1);
	192	if(nfound!=0){
	193	Float_t *xpeak = s->GetPositionX();
	194	TMath::Sort(nfound, xpeak, index,down);
	195	Float_t xp = xpeak[index[0]];
	196	Double_t hmax = xp+10*sigma;
	197	Double_t hmin = xp-10*sigma;
	198	hLED->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
95f63b36	199	}
d95247c3	200	else
	201	ok=false;
	202	x2[im] = hLED->GetMean();
	203	xx2[im] = x2[nmips-im-1];
	204	}
8f1790c4	205	xx[im]=mips[im];
d95247c3	206
	207	if (hQTC) delete hQTC;
	208	if (hCFD) delete hCFD;
	209	if (hLED) delete hLED;
e47b556f	210	}
d95247c3	211
8f1790c4	212	for (Int_t imi=0; imi<nmips; imi++)
95f63b36	213	{
8f1790c4	214	yy1[imi] = Float_t (mips[nmips-imi-1]);
8f1790c4	215	xx1[imi] = x2[nmips-imi-1];
d95247c3	216	// cout<<" LED rev "<<i<<" "<<imi<<" "<<xx1[imi]<<" "<< yy1[imi]<<"nmips-imi-1 = "<< nmips-imi-1<<endl;
95f63b36	217	}
95f63b36	218
d95247c3	219	if(i==0) cout<<"Making graphs..."<<endl;
d95247c3	220
8f1790c4	221	TGraph *grwalkqtc = new TGraph (nmips,x1,y1);
d95247c3	222	grwalkqtc->SetTitle(Form("PMT%i",i));
	223	TGraph *grwalkled = new TGraph (nmips,x2,y1);
	224	grwalkled->SetTitle(Form("PMT%i",i));
8f1790c4	225	fWalk.AddAtAndExpand(grwalkqtc,i);
8f1790c4	226	fAmpLEDRec.AddAtAndExpand(grwalkled,i);
d95247c3	227	// cout<<" add walk "<<i<<endl;
8f1790c4	228
	229	//fit amplitude graphs to make comparison wth new one
	230	TGraph *grampled = new TGraph (nmips,xx1,yy1);
	231	TGraph *grqtc = new TGraph (nmips,x1,xx);
	232	fQTC.AddAtAndExpand(grqtc,i);
	233	fAmpLED.AddAtAndExpand(grampled,i);
d95247c3	234	// cout<<" add amp "<<i<<endl;
8f1790c4	235
d95247c3	236	if(i==23)
95f63b36	237	cout<<"Graphs created..."<<endl;
271b5bd3	238	}
6318dd46	239	} //if gFile exits
d95247c3	240	return ok;
a2ad8166	241	}
a2ad8166	242
c883fdf2	243
	244
	245