[u/mrichter/AliRoot.git] / STEER / AliAODTracklets.cxx

/**************************************************************************
 * Copyright(c) 1998-2007, 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.                  *
 **************************************************************************/

/* $Id$ */

//-------------------------------------------------------------------------
//     AOD class to store tracklets
//     Author: Jan Fiete Grosse-Oetringhaus, CERN
//     Class created from AliMultiplicity
//-------------------------------------------------------------------------

#include "AliAODTracklets.h"

ClassImp(AliAODTracklets)

AliAODTracklets::AliAODTracklets() : TNamed(), fNTracks(0), fTheta(0), fPhi(0), fDeltaPhi(0), fLabels(0)
{
  // default constructor
}

AliAODTracklets::AliAODTracklets(const char* name, const char* title) : TNamed(name, title), fNTracks(0), fTheta(0), fPhi(0), fDeltaPhi(0), fLabels(0)
{
  // TNamed constructor
}

void AliAODTracklets::CreateContainer(Int_t nTracks)
{
  // function that creates container to store tracklets

  DeleteContainer();
  
  fNTracks = nTracks;

  if (fNTracks <= 0)
    return;

  fTheta = new Float_t[fNTracks];
  fPhi = new Float_t[fNTracks];
  fDeltaPhi = new Float_t[fNTracks];
  fLabels = new Int_t[fNTracks];
}

AliAODTracklets::~AliAODTracklets()
{
  // destructor

  DeleteContainer();
}

void AliAODTracklets::DeleteContainer()
{
  // deletes allocated memory

  if (fTheta)
  {
    delete[] fTheta;
    fTheta = 0;
  }

  if (fPhi)
  {
    delete[] fPhi;
    fPhi = 0;
  }

  if (fDeltaPhi)
  {
    delete[] fDeltaPhi;
    fDeltaPhi = 0;
  }

  if (fLabels)
  {
    delete[] fLabels;
    fLabels = 0;
  }

  fNTracks = 0;
}

Bool_t AliAODTracklets::SetTracklet(Int_t pos, Float_t theta, Float_t phi, Float_t deltaPhi, Int_t label)
{
  // Sets a tracklet at the given position

  if (pos < 0 || pos >= fNTracks)
    return kFALSE;

  fTheta[pos] = theta;
  fPhi[pos] = phi;
  fDeltaPhi[pos] = deltaPhi;
  fLabels[pos] = label;

  return kTRUE;
}
Commit	Line	Data
21b22f32	1	/**************************************************************************
	2	* Copyright(c) 1998-2007, 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	/* $Id$ */
	17
	18	//-------------------------------------------------------------------------
	19	// AOD class to store tracklets
	20	// Author: Jan Fiete Grosse-Oetringhaus, CERN
	21	// Class created from AliMultiplicity
	22	//-------------------------------------------------------------------------
	23
	24	#include "AliAODTracklets.h"
	25
	26	ClassImp(AliAODTracklets)
	27
	28	AliAODTracklets::AliAODTracklets() : TNamed(), fNTracks(0), fTheta(0), fPhi(0), fDeltaPhi(0), fLabels(0)
	29	{
	30	// default constructor
	31	}
	32
	33	AliAODTracklets::AliAODTracklets(const char* name, const char* title) : TNamed(name, title), fNTracks(0), fTheta(0), fPhi(0), fDeltaPhi(0), fLabels(0)
	34	{
	35	// TNamed constructor
	36	}
	37
	38	void AliAODTracklets::CreateContainer(Int_t nTracks)
	39	{
	40	// function that creates container to store tracklets
	41
	42	DeleteContainer();
	43
	44	fNTracks = nTracks;
	45
	46	if (fNTracks <= 0)
	47	return;
	48
	49	fTheta = new Float_t[fNTracks];
	50	fPhi = new Float_t[fNTracks];
	51	fDeltaPhi = new Float_t[fNTracks];
	52	fLabels = new Int_t[fNTracks];
	53	}
	54
	55	AliAODTracklets::~AliAODTracklets()
	56	{
	57	// destructor
	58
	59	DeleteContainer();
	60	}
	61
	62	void AliAODTracklets::DeleteContainer()
	63	{
	64	// deletes allocated memory
65
66	if (fTheta)
67	{
68	delete[] fTheta;
69	fTheta = 0;
70	}
71
72	if (fPhi)
73	{
74	delete[] fPhi;
75	fPhi = 0;
76	}
77
78	if (fDeltaPhi)
79	{
80	delete[] fDeltaPhi;
81	fDeltaPhi = 0;
82	}
83
84	if (fLabels)
85	{
86	delete[] fLabels;
87	fLabels = 0;
88	}
89
90	fNTracks = 0;
91	}
92
93	Bool_t AliAODTracklets::SetTracklet(Int_t pos, Float_t theta, Float_t phi, Float_t deltaPhi, Int_t label)
94	{
95	// Sets a tracklet at the given position
96
97	if (pos < 0 \|\| pos >= fNTracks)
98	return kFALSE;
99
100	fTheta[pos] = theta;
101	fPhi[pos] = phi;
102	fDeltaPhi[pos] = deltaPhi;
103	fLabels[pos] = label;
104
105	return kTRUE;
106	}