StRTSClient/include/fcfClass.hh

/*
        Version 3.0     C++ Class-based version
        Version 3.11    Overhaul of internal structures
        
*/

#ifndef _FCF_CLASS_OLD_EVP_HH_
#define _FCF_CLASS_OLD_EVP_HH_


// steering - watch it!
//#define FCF_ANNOTATE_CLUSTERS

// flag definitions - NEVER CHANGE
#define FCF_ONEPAD              1
#define FCF_DOUBLE_PAD          2
#define FCF_DOUBLE_T            4
#define FCF_FALLING             8
#define FCF_ROW_EDGE            16      // touched end of row
#define FCF_BROKEN_EDGE         32      // touches one of the mezzanine edges
#define FCF_DEAD_EDGE           64      // touches a dead pad
#define FCF_IGNORE              128

// FCF paramters defaults - DON'T MUCK AROUND!
#define FCF_PARAM1              2       // was 2
#define FCF_MIN_ADC_T           3       // was 3
#define FCF_MIN_ADC_PAD         12      // was 12


#define FCF_GAIN_SHIFT          6                       // shift left/righ
#define FCF_GAIN_FACTOR         (1<<FCF_GAIN_SHIFT)     // 64!!!


#define FCF_WORDS_PER_CLUSTER   2



#if defined(__unix) || defined(__ROOT__)

typedef unsigned int u_int;
typedef unsigned short u_short;
typedef unsigned char u_char;  

#define FCF_SIM_ON

#else

#ifdef FCF_ANNOTATE_CLUSTERS
#undef FCF_ANNOTATE_CLUSTERS
#endif

#ifdef FCF_DEBUG_OUTPUT
#undef FCF_DEBUG_OUTPUT
#endif

#ifdef FCF_SIM_ON
#undef FCF_SIM_ON
#endif

#endif

namespace OLDEVP {

// used if the FCF_ANNOTATE_CLUSTERS is set...
struct fcfPixAnnotate {
        u_short adc ;   // the 10 bit ADC value of the charge
        u_short cl_id ; // the FCF cluster ID (local to the row)
        u_short id_simtrk ;     // the Simulated track ID (local to the event)
        u_short res ;           // reserved...
} ;


// used for simulated tracks...
struct FcfSimOutput {   // this is just the payload definition.
  short id_simtrk;
  short id_quality;
  short cl_id ;         // local cluster id
  short reserved;       // reserved
};


#ifdef FCF_ANNOTATE_CLUSTERS
#ifndef FCF_SIM_ON
#define FCF_SIM_ON
#endif

#ifndef __ROOT__

extern struct fcfPixAnnotate fcfPixA[45][182][512] ;    // a biiiig one!

#else
extern struct fcfPixAnnotate pixStruct[183][512] ;

#endif

#endif


class fcfClass {
public:

        fcfClass(int det, u_short *table = NULL) ;      // constructor

        // the following are set by the constructor depending on the detector parameter
        // They may be changed explicitly for tests & debug thus they are "public"

        int detector ;          // i.e. TPC_ID, SVT_ID; set in constructor
        u_int maxTimebin ;      // 511 TPC, 127 SVT
        u_int maxCPP ;          // 8 SVT, 31 TPC

        // the following MUST BE SET once!
        u_int svtPedestal ;     // when using SVT pedestal offet...
        u_int timebinLo ;
        u_int timebinHi ;
        u_int chargeMin ;


        u_int deconTime  ;      // unused...
        u_int deconPad  ;       // unused...

        u_int doCuts  ;

        int param1  ;
        int minAdcT  ;
        int minAdcPad  ;

        // the following changes from call to call (row to row...)
        int row ;       // from 1..45
        int padStart ;  // Absolute starting pad i.e. 1..182
        int padStop ;   // Absolute last pad 
        int padMax ;    // maximum pad for this row

        u_int *adcOff ; // offsets for the current row only!
        u_short *cppOff ;       
        u_int maxClusters ;     // maximum allowed # clusters in this row

        short *simIn;           // simulation track id
        u_int *simOut;

        // offset to the pad-to-pad t0 correction (multipled by gain and 64!), V4.10
        int *t0Corr ;

        // offset to the pad gain table (multipled by 64!), 
        u_int *gainCorr ;

        u_short *startFlags ;

        // used perhaps...
        int sb ;        // i.e. sector number, 1..24
        int rb ;        // receiver board,      1..12 or 1..6 for Offline
        int mz ;        // mezzanine, 1..3 (0 for Offline)


        // THA function!
        int finder(u_char *adcin, u_short *cppin, u_int *outres) ;

        // support
        inline int saveRes(struct fcfResx *res_p[], int cou, u_int *output) ;
        void set8to10(u_short *extTable) ;

private:
        struct fcfResx *resx[2][512] ;
        
        u_short *a8to10 ;       // internal copy
        int noADCconversion ;

        // used in UNIX versions only...
        u_short adc8to10_storage[256] ;

        u_int chargeMinCorrect ;
} ;


// Tonko: merged fcfAfterburner.hh into here

struct fcfHit {
        u_short pad ;
        u_short tm ;
        u_short f ;
        u_short c ;
        u_short p1,p2,t1,t2 ;
        short id_simtrk;
        short id_quality;
        short cl_id ;
} ;


class fcfAfterburner {
   enum {kMax_fcfHit = 200};
public:
        fcfAfterburner();
        ~fcfAfterburner() { ; } ;

        int burn(u_int *ptr_res[3], u_int *ptr_simu_res[3] = NULL) ;
        int next(fcfHit *out) ;
        int compare(u_int *p1[3], u_int *p2[3]) ;

        void decode(u_int *data, fcfHit *h, u_int *sim = 0) ;   // utility: from FCF to local
        void print_hit(char *, fcfHit *hit) ;   // utility

        u_int do_swap ;         // 0=no, 1=yes => set by "burn"
        u_int do_merge ;        // merge broken rows
        u_int do_cuts ;         // apply additional cuts
        u_int row ;             // picked up from the data...
        
        void setVerbose(bool v) { verbose = v; };
private :
        bool verbose;

        u_int last_n, last_i, last_count, last_stage ;
        u_int **ptr ;   // storage for the burn arg...
        u_int **ptr_simu ;      // storage for the simulation ptr. 2nd burn argument

        u_int edge[4] ;
        struct fcfHit broken[4][kMax_fcfHit] ;
        u_int cou_broken[4] ;

        int output(fcfHit *l) ; // the cut function; return TRUE if accepted
        int check_merge(fcfHit *l, fcfHit *r) ; // merges r into l and returns TRUE 
} ;
}
using namespace OLDEVP;
#endif

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