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#ifndef L1GCTETMISS_H
#define L1GCTETMISS_H
#include <ostream>
#include <cstdint>
/*! \file L1GctEtMiss.h
* \Header file for the GCT energy sum output
*
* \author: Jim Brooke
*
*/
/// \class L1GctEtMiss
/// \brief Persistable copy of missing Et measured at Level-1
class L1GctEtMiss {
public:
/*! To match the RAW format, EtMiss is on bits 11:0, Overflow flag on bit 12,
* and Phi is on bits 22:16. All other bits will be be zero. */
enum numberOfBits {
kEtMissNBits = 12,
kEtMissOFlowBit = 1 << kEtMissNBits,
kEtMissMaxValue = kEtMissOFlowBit - 1,
kEtMissPhiShift = 16,
kEtMissPhiNBits = 7,
kETMissPhiMask = (1 << kEtMissPhiNBits) - 1,
kEtMissPhiNBins = 72,
kRawCtorMask = (kETMissPhiMask << kEtMissPhiShift) | kEtMissOFlowBit | kEtMissMaxValue
};
L1GctEtMiss();
/// For use with raw data from the unpacker.
L1GctEtMiss(uint32_t rawData);
/// For use with raw data from the unpacker.
L1GctEtMiss(uint32_t rawData, int16_t bx);
L1GctEtMiss(unsigned et, unsigned phi, bool oflow);
L1GctEtMiss(unsigned et, unsigned phi, bool oflow, int16_t bx);
virtual ~L1GctEtMiss();
/// name method
std::string name() const { return "EtMiss"; }
/// empty method (= false; missing Et is always calculated)
bool empty() const { return false; }
/// get the data
uint32_t raw() const { return m_data; }
/// get the magnitude
unsigned et() const { return m_data & kEtMissMaxValue; }
/// get the overflow
bool overFlow() const { return (m_data & kEtMissOFlowBit) != 0; }
/// get the Et
unsigned phi() const { return (m_data >> kEtMissPhiShift) & kETMissPhiMask; }
/// get bunch-crossing index
int16_t bx() const { return m_bx; }
/// equality operator
int operator==(const L1GctEtMiss& e) const { return m_data == e.raw(); }
/// inequality operator
int operator!=(const L1GctEtMiss& e) const { return m_data != e.raw(); }
private:
uint32_t m_data;
int16_t m_bx;
};
/// Pretty-print operator for L1GctEtMiss
std::ostream& operator<<(std::ostream& s, const L1GctEtMiss& c);
#endif
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