return (index <0) ? 0 : fDigits->UncheckedAt(GetHitIndex(ix,iy));
}
//_________________________________________________
-FlagType AliMUONDigitMapA1::TestHit(Int_t ix, Int_t iy)
+FlagType AliMUONDigitMapA1::TestHit(Int_t ix, Int_t iy) const
{
/// Check if hit cell is empty, used or unused