In calculateHitPosInGap function of Muon/src/DeMuonChamber.cpp modify toGlobal to det_gap.toGlobal.
calculateHitPosInGap
toGlobal
det_gap.toGlobal
With this modification, the low-energy background hits are correctly added in Boole DD4hep.
We would only have changes in the digitization level
Validated by