MdtTubeInChamberHashTable.h

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
/***************************************************************************
 * Mdt Calibration Data Model
 * -----------------------------------------
 *
 * Author       : Martin Woudstra
 * Creation Date: 5 April 2004
 * Last Update  : 9 May 2005
 ***************************************************************************/

 
#ifndef MUONCALIBIDENTIFIERS_MDTTUBEINCHAMBERHASHTABLE_H
# define MUONCALIBIDENTIFIERS_MDTTUBEINCHAMBERHASHTABLE_H
// std
 
// other packages
 
// this package
#include "MuonCalibIdentifier/MdtFixedIds.h"
#include "MuonCalibIdentifier/MdtFixedHashes.h"
#include "MuonCalibIdentifier/MdtTubeInChamberHashTableType.h"
 
class MdtTubeInChamberHashTable {
public:
   MdtTubeInChamberHashTable( const MdtTubeInChamberHashTableType* type,
                  const MdtChamberId& chamberId );
   MdtTubeInChamberHashTable( const MdtTubeInChamberHashTableType* type,
                  const MdtChamberId& chamberId, unsigned int globalHashOffset );
   void clear();
   void setGlobalHashOffset( unsigned int offset );
   MdtChamberId chamberId() const;
   unsigned int nMultilayers() const;
   unsigned int nLayers() const;
   unsigned int nTubes() const;
   unsigned int nTotalTubes() const;
   MdtTubeHash localHash( const MdtTubeId& id ) const;
   MdtTubeHash globalHash( const MdtTubeId& id ) const;
   unsigned int localHashMax() const;
   unsigned int globalHashMin() const;
   unsigned int globalHashMax() const;
   MdtTubeId tubeIdFromLocalHash( const MdtTubeHash& localHash ) const;
   MdtTubeId tubeIdFromGlobalHash( const MdtTubeHash& globalHash ) const;
private:
   const MdtTubeInChamberHashTableType* m_localHashTable;
   MdtChamberId m_chamberId;
   unsigned int m_globalHashOffset;
};
 
inline MdtTubeInChamberHashTable::MdtTubeInChamberHashTable(
   const MdtTubeInChamberHashTableType* type, const MdtChamberId& id )
   : m_localHashTable(type), m_chamberId(id), m_globalHashOffset(0)
{}
 
inline MdtTubeInChamberHashTable::MdtTubeInChamberHashTable(
   const MdtTubeInChamberHashTableType* type, const MdtChamberId& id, unsigned int offset )
   : m_localHashTable(type), m_chamberId(id), m_globalHashOffset(offset)
{}
 
inline MdtChamberId MdtTubeInChamberHashTable::chamberId() const {
   return m_chamberId; 
}
 
inline unsigned int MdtTubeInChamberHashTable::localHashMax() const {
   return m_localHashTable->size();
}
 
inline MdtTubeHash MdtTubeInChamberHashTable::localHash( const MdtTubeId& id ) const {
   return m_localHashTable->getHash( id );
}
 
inline unsigned int MdtTubeInChamberHashTable::globalHashMin() const {
   return m_globalHashOffset;
}
 
inline unsigned int MdtTubeInChamberHashTable::globalHashMax() const {
   return m_globalHashOffset + localHashMax();
}
 
inline unsigned int MdtTubeInChamberHashTable::nMultilayers() const {
   return m_localHashTable->nMultilayers();
}
 
inline unsigned int MdtTubeInChamberHashTable::nLayers() const {
   return m_localHashTable->nLayers();
}
 
inline unsigned int MdtTubeInChamberHashTable::nTubes() const {
   return m_localHashTable->nTubes();
}
 
inline unsigned int MdtTubeInChamberHashTable::nTotalTubes() const {
   return m_localHashTable->nTotalTubes();
}
 
inline MdtTubeHash
MdtTubeInChamberHashTable::globalHash( const MdtTubeId& id ) const {
   return MdtTubeHash( m_globalHashOffset + localHash( id ) );
}
 
inline MdtTubeId
MdtTubeInChamberHashTable::tubeIdFromLocalHash( const MdtTubeHash& locHash ) const {
   return MdtTubeId( m_chamberId, m_localHashTable->getIdentifier( locHash ) );
}
 
inline MdtTubeId
MdtTubeInChamberHashTable::tubeIdFromGlobalHash( const MdtTubeHash& globHash ) const {
   return tubeIdFromLocalHash( MdtTubeHash( globHash - globalHashMin() ) );
}
 
 
#endif // MUONCALIBIDENTIFIERS_MDTTUBEINCHAMBERHASHTABLE_H