#ifndef __HPARTICLEDEF_H__
#define __HPARTICLEDEF_H__

#include "haddef.h"

typedef Float16_t SmallFloat;

const Cat_t catParticleCand   = PARTICLE_OFFSET + 1;
const Cat_t catParticleEvtInfo= PARTICLE_OFFSET + 2;
const Cat_t catParticleDebug  = PARTICLE_OFFSET + 3;
const Cat_t catParticleCal    = PARTICLE_OFFSET + 4;
const Cat_t catParticlePair   = PARTICLE_OFFSET + 5;

namespace Particle {

    // Enumerated variables indicating which detector
    // has seen a HGeant particle
    // and combinations thereof (to be used as shorthand-notation)

enum eSelMeta {
	kNoUse     =-1,
	kTofClst   = 0,
	kTofHit1   = 1,
	kTofHit2   = 2,
	kRpcClst   = 3,
	kShowerHit = 4
};

enum eDetBits
{
    //individual detectors
	kIsNotSet          = 0x00,  // This object does not contain valid data
	kIsInRICHIPU       = 0x01,  //    1 RICH IPU has seen this trackid
    
	kIsInOuterMDC      = 0x02,  //    2 Outer Mdc has seen this trackid
	kIsInRICH          = 0x04,  //    4 RICH has seen this trackid
	kIsInInnerMDC      = 0x08,  //    8 Inner Mdc has seen this trackid
    
	kIsInSHOWER        = 0x10,  //   16 Shower has seen this trackid
	kIsInTOF           = 0x20,  //   32 TOF has seen this trackid
	kIsInRPC           = 0x40,  //   64 Rpc has seen this trackid
	kIsInMETA          = 0x80,  //  128 One of the Meta dets has seen this trackid
        kIsGhost           = 0x100, //  256 Tracking Ghost
	kIsInnerGhost      = 0x200, //  512 Tracking Ghost in inner MDC
	kIsOuterGhost      = 0x400  // 1024 Tracking Ghost in outer MDC
};

enum eMatching
{
    //individual detectors
	kIsNoMatch     = 0x00,  // This object does not contain valid data
	kIsRICHMDC     = 0x01,  // 1 RICH MDC matching
	kIsRICHRK      = 0x02   // 2 RICH RK matching
};

enum ePair
{
    //individual detectors
	kIsUS          =    0,  // This pair is unlike sign
	kIsLSPos       =    1,  // This pair is like sign, both positive
	kIsLSNeg       =    2   // This pair is like sign, both negative
};

// -------------------------------------------------------------------------
// Track Cleaner flags
enum eFlagBits {
    kIsDoubleHitRICH       =  0,    //
    kIsDoubleHitInnerMDC   =  1,    //
    kIsDoubleHitOuterMDC   =  2,    //
    kIsDoubleHitMETA       =  3,    //

    kIsBestHitRICH         =  4,    // (by number of pads)
    kIsBestHitInnerMDC     =  5,    // (by chi2,  chi2 >= 0 )
    kIsBestHitOuterMDC     =  6,    // (by chi2 , chi2 >= 0 )
    kIsBestHitMETA         =  7,    // (by RKMETA match quality)
    kIsBestRK              =  8,    // (by RK chi2, none fitted outer segments with lower priority)
    kIsBestRKRKMETA        =  9,    // (by RK chi2 * RK META match quality)

    kIsAcceptedHitRICH     = 10,    // remember if the hit was been taken into account
    kIsAcceptedHitRICHMDC  = 11,    // RICH hit + ring correlation segment
    kIsAcceptedHitInnerMDC = 12,    // needs inner MDC chi2 >= 0
    kIsAcceptedHitOuterMDC = 13,    // needs outer MDC chi2 >= 0
    kIsAcceptedHitMETA     = 14,    // needs Meta Hit
    kIsAcceptedRKMETA      = 15,    // needs RK chi2 >= 0 + Meta hit
    kIsAcceptedRKRICH      = 16,    // needs RK chi2 >= 0 + RICH hit + ring correlation after RK
    kIsAcceptedRK          = 17,    // needs RK chi2 >= 0
    kIsAcceptedRKRKMETA    = 18,    // needs RK chi2 >= 0 + Meta hit
    
    kIsLepton              = 29,    // mark the selected leptons
    kIsUsed                = 30,    // mark the object as arleady used
    kIsRejected            = 31     // mark the object as rejected

};
// -------------------------------------------------------------------------
}

#endif // __HPARTICLEDEF_H__