Work around for CINT bug in root 5.10/00, with gcc4.0.2

[u/mrichter/AliRoot.git] / MUON / mapping / AliMpConstants.cxx

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 * Author: The ALICE Off-line Project.                                    *
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// $Id$
// $MpId: AliMpConstants.cxx,v 1.9 2006/03/02 16:27:04 ivana Exp $
// Category: basic
//
// Class AliMpConstants
// --------------------
// Class for globally used constants definition.
// Included in AliRoot: 2003/05/02
// Authors: David Guez, Ivana Hrivnacova; IPN Orsay

#include "AliMpConstants.h"

#include <TMath.h>
#include <TVector2.h>

// static data
const Double_t AliMpConstants::fgkLengthTolerance = 1e-05; // 0.1 mum
const Double_t AliMpConstants::fgkLengthStep = 0.1; // 1 mm
const Int_t    AliMpConstants::fgkStartPadIndex = 1;
const Int_t    AliMpConstants::fgkNCh = 14;
const Int_t AliMpConstants::fgkNonBendingManuMask(1<<10);

ClassImp(AliMpConstants)

//_____________________________________________________________________________
AliMpConstants::AliMpConstants()
  : TObject() 
{
/// Default constructor  
}

//_____________________________________________________________________________
AliMpConstants::~AliMpConstants() 
{
///Destructor
}

//_____________________________________________________________________________
Bool_t  AliMpConstants::IsEqual(Double_t length1, Double_t length2)
{
/// Compare lengths within the length tolerance.

  return TMath::Abs(length1 - length2) < fgkLengthTolerance;
}  


//_____________________________________________________________________________
Bool_t  AliMpConstants::IsEqual(const TVector2& v1, const TVector2& v2)
{
/// Compare x, y vector coordinates within the length tolerance.

  return (  TMath::Abs(v1.X() - v2.X()) 
          + TMath::Abs(v1.Y() - v2.Y())) < 2.*fgkLengthTolerance;
}

//_____________________________________________________________________________
Int_t
AliMpConstants::ManuMask(AliMpPlaneType planeType)
{
  //
  // The manuIDs get an offset if they are in the non-bending plane
  //
  return ( planeType == kNonBendingPlane ) ? fgkNonBendingManuMask : 0;
}