[u/mrichter/AliRoot.git] / STEER / ESD / AliESDTrdTracklet.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.                  *
 **************************************************************************/

///////////////////////////////////////////////////////////////////////////////
//
// ESD format for TRD tracklet from FEE used for triggering
//
// Author: Jochen Klein <jochen.klein@cern.ch>
//
///////////////////////////////////////////////////////////////////////////////

#include "AliESDTrdTracklet.h"

ClassImp(AliESDTrdTracklet)

AliESDTrdTracklet::AliESDTrdTracklet() :
  AliVTrdTracklet(),
  fHCId(-1),
  fTrackletWord(0),
  fLabel(-1)
{
  // default ctor

}

AliESDTrdTracklet::AliESDTrdTracklet(UInt_t trackletWord, Short_t hcid, Int_t label) :
  AliVTrdTracklet(),
  fHCId(hcid),
  fTrackletWord(trackletWord),
  fLabel(label)
{
  // ctor with given tracklet word (and label)
}

AliESDTrdTracklet::~AliESDTrdTracklet()
{
  // dtor
}

AliESDTrdTracklet::AliESDTrdTracklet(const AliESDTrdTracklet &trkl) :
  AliVTrdTracklet(trkl),
  fHCId(trkl.fHCId),
  fTrackletWord(trkl.fTrackletWord),
  fLabel(trkl.fLabel)
{
  // copy ctor

}

AliESDTrdTracklet& AliESDTrdTracklet::operator=(const AliESDTrdTracklet &trkl)
{
  // assignment operator

  if (this == &trkl)
    return *this;

  AliVTrdTracklet::operator=(trkl);
  fHCId = trkl.fHCId;
  fTrackletWord = trkl.fTrackletWord;
  fLabel = trkl.fLabel;

  return *this;
}

Int_t AliESDTrdTracklet::GetBinY() const
{
  // returns (signed) value of Y

  if (fTrackletWord & 0x1000) {
    return -((~(fTrackletWord-1)) & 0x1fff);
  }
  else {
    return (fTrackletWord & 0x1fff);
  }
}

Int_t AliESDTrdTracklet::GetBinDy() const
{
  // returns (signed) value of the deflection length

  if (fTrackletWord & (1 << 19)) {
    return -((~((fTrackletWord >> 13) - 1)) & 0x7f);
  }
  else {
    return ((fTrackletWord >> 13) & 0x7f);
  }
}
Commit	Line	Data
52cd0cc0	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	**************************************************************************/
	15
	16	///////////////////////////////////////////////////////////////////////////////
	17	//
	18	// ESD format for TRD tracklet from FEE used for triggering
	19	//
	20	// Author: Jochen Klein <jochen.klein@cern.ch>
	21	//
	22	///////////////////////////////////////////////////////////////////////////////
	23
	24	#include "AliESDTrdTracklet.h"
	25
	26	ClassImp(AliESDTrdTracklet)
	27
52cd0cc0	28	AliESDTrdTracklet::AliESDTrdTracklet() :
9aa7ebff	29	AliVTrdTracklet(),
52cd0cc0	30	fHCId(-1),
	31	fTrackletWord(0),
	32	fLabel(-1)
	33	{
	34	// default ctor
	35
	36	}
	37
	38	AliESDTrdTracklet::AliESDTrdTracklet(UInt_t trackletWord, Short_t hcid, Int_t label) :
9aa7ebff	39	AliVTrdTracklet(),
52cd0cc0	40	fHCId(hcid),
	41	fTrackletWord(trackletWord),
	42	fLabel(label)
	43	{
	44	// ctor with given tracklet word (and label)
	45	}
	46
	47	AliESDTrdTracklet::~AliESDTrdTracklet()
	48	{
	49	// dtor
	50	}
	51
	52	AliESDTrdTracklet::AliESDTrdTracklet(const AliESDTrdTracklet &trkl) :
9aa7ebff	53	AliVTrdTracklet(trkl),
52cd0cc0	54	fHCId(trkl.fHCId),
	55	fTrackletWord(trkl.fTrackletWord),
	56	fLabel(trkl.fLabel)
	57	{
	58	// copy ctor
	59
	60	}
	61
	62	AliESDTrdTracklet& AliESDTrdTracklet::operator=(const AliESDTrdTracklet &trkl)
	63	{
	64	// assignment operator
	65
	66	if (this == &trkl)
	67	return *this;
	68
9aa7ebff	69	AliVTrdTracklet::operator=(trkl);
52cd0cc0	70	fHCId = trkl.fHCId;
	71	fTrackletWord = trkl.fTrackletWord;
	72	fLabel = trkl.fLabel;
	73
	74	return *this;
	75	}
	76
	77	Int_t AliESDTrdTracklet::GetBinY() const
	78	{
	79	// returns (signed) value of Y
	80
	81	if (fTrackletWord & 0x1000) {
	82	return -((~(fTrackletWord-1)) & 0x1fff);
	83	}
	84	else {
	85	return (fTrackletWord & 0x1fff);
	86	}
	87	}
	88
	89	Int_t AliESDTrdTracklet::GetBinDy() const
	90	{
	91	// returns (signed) value of the deflection length
	92
	93	if (fTrackletWord & (1 << 19)) {
	94	return -((~((fTrackletWord >> 13) - 1)) & 0x7f);
	95	}
	96	else {
	97	return ((fTrackletWord >> 13) & 0x7f);
	98	}
	99	}