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#ifndef L1CALOEMCAND_H
#define L1CALOEMCAND_H
#include <ostream>
#include "DataFormats/L1CaloTrigger/interface/L1CaloRegionDetId.h"
/*! \class L1CaloEmCand
* \brief Level-1 Region Calorimeter Trigger EM candidate
*
*/
/*! \author Jim Brooke
* \date June 2006
*/
class L1CaloEmCand {
public:
/// default constructor (for vector initialisation etc.)
L1CaloEmCand();
/// construct from raw data, no source - used by TextToDigi
L1CaloEmCand(uint16_t data, unsigned crate, bool iso);
/// construct from raw data with source - used by GCT unpacker
/// last bool argument is a hack to distinguish this constructor from the next one!
L1CaloEmCand(uint16_t data, unsigned crate, bool iso, uint16_t index, int16_t bx, bool dummy);
/// construct from components for emulation
L1CaloEmCand(unsigned rank, unsigned region, unsigned card, unsigned crate, bool iso);
/// construct from components for emulation (including index)
L1CaloEmCand(unsigned rank, unsigned region, unsigned card, unsigned crate, bool iso, uint16_t index, int16_t bx);
/// destructor
~L1CaloEmCand();
/// get the raw data
uint16_t raw() const { return m_data; }
/// get rank bits
unsigned rank() const { return m_data & 0x3f; }
/// get RCT receiver card
unsigned rctCard() const { return (m_data >> 7) & 0x7; }
/// get RCT region ID
unsigned rctRegion() const { return (m_data >> 6) & 0x1; }
/// get RCT crate
unsigned rctCrate() const { return m_rctCrate; }
/// which stream did this come from
bool isolated() const { return m_iso; }
/// get index on cable
unsigned index() const { return m_index; }
/// get bunch-crossing index
int16_t bx() const { return m_bx; }
/// get DetID object
L1CaloRegionDetId regionId() const { return L1CaloRegionDetId(rctCrate(), rctCard(), rctRegion()); }
/// set BX
void setBx(int16_t bx);
/// equality operator, including rank, isolation, position
int operator==(const L1CaloEmCand& c) const {
return ((m_data == c.raw() && m_iso == c.isolated() && m_rctCrate == c.rctCrate() &&
this->regionId() == c.regionId()) ||
(this->empty() && c.empty()));
}
/// inequality operator
int operator!=(const L1CaloEmCand& c) const { return !(*this == c); }
/// is there any information in the candidate
bool empty() const { return (rank() == 0); }
private:
// rank, card and region ID are contained in the data on the cable
uint16_t m_data;
// members to store geographical information (crate/cable)
// these should probably be packed into a single uint16_t (or m_data) ???
uint16_t m_rctCrate;
bool m_iso;
uint16_t m_index;
int16_t m_bx;
};
std::ostream& operator<<(std::ostream& s, const L1CaloEmCand& cand);
#endif
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