[u/mrichter/AliRoot.git] / PWG2 / UNICOR / AliUnicorAnalGlobal.cxx

/************************************************************************* 
* Copyright(c) 1998-2048, 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.                  * 
**************************************************************************/

// Author: Dariusz Miskowiec <mailto:d.miskowiec@gsi.de> 2007

//=============================================================================
// event global variable analyzer
// Histogram the event variables like multiplicity, flow vector, vertex z, 
// etc. 
//=============================================================================

#include <TROOT.h>
#include <TH1.h>
#include <TH2.h>
#include "AliUnicorEvent.h"
#include "AliUnicorAnalGlobal.h"


class TH2;
ClassImp(AliUnicorAnalGlobal)
  
//=============================================================================
AliUnicorAnalGlobal::AliUnicorAnalGlobal(Char_t *nam) : AliUnicorAnal(nam) 
{
  // constructor

  TH1D *mult = new TH1D("mult","mult",5000,-0.5,4999.5);
  mult->SetXTitle("multiplicity");
  TH1D *cent = new TH1D("cent","cent",100,0,1);
  cent->SetXTitle("centrality");
  TH2D *dire = new TH2D("dire","dire",100,-40,40,100,-40,40);
  dire->SetXTitle("Qx (GeV)");
  dire->SetYTitle("Qy (GeV)");
  TH1D *zver = new TH1D("zver","zver",120,-1.2,1.2);
  zver->SetXTitle("normalized z-vertex");
  fHistos.Add(mult);
  fHistos.Add(cent);
  fHistos.Add(dire);
  fHistos.Add(zver);
  gROOT->cd();
  printf("%s object named %s created\n",ClassName(),GetName());
}
//=============================================================================
void AliUnicorAnalGlobal::Process(AliUnicorEvent *ev) const
{
  // fill event variable histograms

  TH1D *mult = (TH1D*) fHistos.At(0);
  TH1D *cent = (TH1D*) fHistos.At(1);
  TH2D *dire = (TH2D*) fHistos.At(2);
  TH1D *zver = (TH1D*) fHistos.At(3);

  mult->Fill(ev->NParticles(),1.0);
  cent->Fill(ev->Centrality(),1.0);
  Double_t qx,qy;
  ev->RP(qx,qy);
  dire->Fill(qx,qy,1.0);
  zver->Fill(ev->Zver(),1.0);
}
//=============================================================================
Commit	Line	Data
621688e4	1	/*************************************************************************
	2	* Copyright(c) 1998-2048, 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
	16	// Author: Dariusz Miskowiec <mailto:d.miskowiec@gsi.de> 2007
	17
	18	//=============================================================================
	19	// event global variable analyzer
	20	// Histogram the event variables like multiplicity, flow vector, vertex z,
	21	// etc.
	22	//=============================================================================
	23
	24	#include <TROOT.h>
	25	#include <TH1.h>
	26	#include <TH2.h>
	27	#include "AliUnicorEvent.h"
	28	#include "AliUnicorAnalGlobal.h"
	29
	30
	31	class TH2;
	32	ClassImp(AliUnicorAnalGlobal)
	33
	34	//=============================================================================
	35	AliUnicorAnalGlobal::AliUnicorAnalGlobal(Char_t *nam) : AliUnicorAnal(nam)
	36	{
	37	// constructor
	38
	39	TH1D *mult = new TH1D("mult","mult",5000,-0.5,4999.5);
	40	mult->SetXTitle("multiplicity");
	41	TH1D *cent = new TH1D("cent","cent",100,0,1);
	42	cent->SetXTitle("centrality");
	43	TH2D *dire = new TH2D("dire","dire",100,-40,40,100,-40,40);
	44	dire->SetXTitle("Qx (GeV)");
	45	dire->SetYTitle("Qy (GeV)");
	46	TH1D *zver = new TH1D("zver","zver",120,-1.2,1.2);
	47	zver->SetXTitle("normalized z-vertex");
	48	fHistos.Add(mult);
	49	fHistos.Add(cent);
	50	fHistos.Add(dire);
	51	fHistos.Add(zver);
	52	gROOT->cd();
	53	printf("%s object named %s created\n",ClassName(),GetName());
	54	}
	55	//=============================================================================
	56	void AliUnicorAnalGlobal::Process(AliUnicorEvent *ev) const
	57	{
	58	// fill event variable histograms
	59
	60	TH1D mult = (TH1D) fHistos.At(0);
	61	TH1D cent = (TH1D) fHistos.At(1);
	62	TH2D dire = (TH2D) fHistos.At(2);
	63	TH1D zver = (TH1D) fHistos.At(3);
	64
65	mult->Fill(ev->NParticles(),1.0);
66	cent->Fill(ev->Centrality(),1.0);
67	Double_t qx,qy;
68	ev->RP(qx,qy);
69	dire->Fill(qx,qy,1.0);
70	zver->Fill(ev->Zver(),1.0);
71	}
72	//=============================================================================