fCoord2(0),
fSignal(0){
//default constructor. zero all values.
+ for(Int_t i=0;i<fgkSize;i++) fTracks[i] = 0;
+ for(Int_t i=0;i<fgkSize;i++) fHits[i] = 0;
+
}
fCoord2(digits[1]),
fSignal(digits[2]){
// Creates a real data digit object
+ for(Int_t i=0;i<fgkSize;i++) fTracks[i] = 0;
+ for(Int_t i=0;i<fgkSize;i++) fHits[i] = 0;
+
}
//______________________________________________________________________