CaloRecHitAuxSetter.h

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#ifndef DataFormats_HcalRecHit_CaloRecHitAuxSetter_h_
#define DataFormats_HcalRecHit_CaloRecHitAuxSetter_h_

#include <cstdint>

// Useful helpers for uint32_t fields
namespace CaloRecHitAuxSetter
{
    constexpr inline void setField(uint32_t* u, const unsigned mask,
                         const unsigned offset, const unsigned value)
        {*u &= ~(mask << offset); *u |= ((value & mask) << offset);}

    constexpr inline unsigned getField(const uint32_t u, const unsigned mask,
                             const unsigned offset)
        {return (u >> offset) & mask;}

    constexpr inline void setBit(uint32_t* u, const unsigned bitnum, const bool b)
        {if (b) {*u |= (1U << bitnum);} else {*u &= ~(1U << bitnum);}}

    constexpr inline void orBit(uint32_t* u, const unsigned bitnum, const bool b)
        {if (b) {*u |= (1U << bitnum);}}

    constexpr inline void andBit(uint32_t* u, const unsigned bitnum, const bool b)
        {if (!b) {*u &= ~(1U << bitnum);}}

    constexpr inline bool getBit(const uint32_t u, const unsigned bitnum)
        {return u & (1U << bitnum);}
}

#endif // DataFormats_HcalRecHit_CaloRecHitAuxSetter_h_