MdcCellAddr.h

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#ifndef MDCCELLADDR_H
#define MDCCELLADDR_H
 
//--------------------------------------------------------------------------
//
// Environment:
//      This software was developed for the BaBar collaboration.  If you
//      use all or part of it, please give an appropriate acknowledgement.
//
// Copyright Information:
//      Copyright (C) 1999      <INFN>
// 
// History:
//  Migration for BESIII MDC
//
//------------------------------------------------------------------------
 
//      ---------------------
//      -- Class Interface --
//      ---------------------
 
 
/**
 *  C++ source file code MdcCellAddr. 
 *  This class is only a container for three static functions to map a Mdc 
 *  cell address to its layer/wire numbers. Needed to break some circular
 *  dependency within the Mdc code
 *
 *  This software was developed for the BaBar collaboration.  If you
 *  use all or part of it, please give an appropriate acknowledgement.
 *
 *  Copyright (C) 1999 [INFN & Padova University]
// 
// History:
//  Migration for BESIII MDC
 *
 *  @see MdcCellAddrMdcCellAddr
 *
 *  @version $Id: MdcCellAddr.h,v 1.2 2009/12/17 00:38:40 zhangy Exp $ 
 *
 *  @author (R. Stroili)    (originator);
 *  
 */
 
class MdcCellAddr {
 
//--------------------
// Instance Members --
//--------------------
 
public:
 
  // Constructors
  MdcCellAddr( void );
 
  // Destructor
  virtual ~MdcCellAddr( ) {;}
 
  // Operators
    
//------------------
// Static Members --
//------------------
 
public:
 
  // Selectors (const)
  static int wireIs(const int &cell)  { return cell%1000; }
  static int layerIs(const int &cell) { return cell/1000; }
  static int cellIs(const int &wire, const int &layer) { return 
                               layer*1000+wire; }
 
};
 
#endif // MDCCELLADDR_H