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ITS/MFT digi: account BC reassignment in time wrt BC #16016

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Merged
shahor02 merged 1 commit into from
Oct 29, 2026
Merged

ITS/MFT digi: account BC reassignment in time wrt BC #16016

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5 changes: 3 additions & 2 deletions Detectors/ITSMFT/common/simulation/src/Digitizer.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -158,8 +158,9 @@ void Digitizer::setEventTime(const o2::InteractionTimeRecord& irt, int layer)
mCollisionTimeWrtROF = mEventTime.timeInBCNS; // in triggered mode the ROF starts at BC (is there a delay?)
if (mParams.isContinuous()) {
auto nbc = mEventTime.differenceInBC(mIRFirstSampledTF);
if (mCollisionTimeWrtROF < 0 && nbc > 0) {
nbc--;
if (mCollisionTimeWrtROF < 0. && nbc > 0) { // move to the ROF it actually belongs to and account
nbc--; // this in the time offset wrt updated reference BC
mCollisionTimeWrtROF += o2::constants::lhc::LHCBunchSpacingNS;
}

// we might get interactions to digitize from before
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5 changes: 3 additions & 2 deletions Detectors/Upgrades/ITS3/simulation/src/Digitizer.cxx
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Expand Up @@ -123,8 +123,9 @@ void Digitizer::setEventTime(const o2::InteractionTimeRecord& irt, int layer)
mCollisionTimeWrtROF = mEventTime.timeInBCNS; // in triggered mode the ROF starts at BC (is there a delay?)
if (mParams.isContinuous()) {
auto nbc = mEventTime.differenceInBC(mIRFirstSampledTF);
if (mCollisionTimeWrtROF < 0 && nbc > 0) {
nbc--;
if (mCollisionTimeWrtROF < 0. && nbc > 0) { // move to the ROF it actually belongs to and account
nbc--; // this in the time offset wrt updated reference BC
mCollisionTimeWrtROF += o2::constants::lhc::LHCBunchSpacingNS;
}
// we might get interactions to digitize from before
// the first sampled IR
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