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Propagate PV MCLabel to extended PV in the trackingStudy #15607

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Merged
shahor02 merged 1 commit into from
Jul 17, 2026
+15 −7
Merged

Propagate PV MCLabel to extended PV in the trackingStudy #15607

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4 changes: 3 additions & 1 deletion DataFormats/Reconstruction/include/ReconstructionDataFormats/PrimaryVertexExt.h
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@

#include "ReconstructionDataFormats/PrimaryVertex.h"
#include "ReconstructionDataFormats/GlobalTrackID.h"
#include "SimulationDataFormat/MCEventLabel.h"

namespace o2
{
Expand All @@ -27,6 +28,7 @@ struct PrimaryVertexExt : public PrimaryVertex {
std::array<uint16_t, o2::dataformats::GlobalTrackID::Source::NSources> nSrc{}; // N contributors for each source type
std::array<uint16_t, o2::dataformats::GlobalTrackID::Source::NSources> nSrcA{}; // N associated and passing cuts for each source type
std::array<uint16_t, o2::dataformats::GlobalTrackID::Source::NSources> nSrcAU{}; // N ambgous associated and passing cuts for each source type
o2::MCEventLabel mcLb{};
double FT0Time = -1.; // time of closest FT0 trigger
float FT0A = -1; // amplitude of closest FT0 A side
float FT0C = -1; // amplitude of closest FT0 C side
Expand All @@ -41,7 +43,7 @@ struct PrimaryVertexExt : public PrimaryVertex {
std::string asString() const;
#endif

ClassDefNV(PrimaryVertexExt, 6);
ClassDefNV(PrimaryVertexExt, 7);
};

#ifndef GPUCA_GPUCODE_DEVICE
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18 changes: 12 additions & 6 deletions Detectors/GlobalTrackingWorkflow/study/src/TrackingStudy.cxx
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Expand Up @@ -369,6 +369,9 @@ void TrackingStudySpec::process(o2::globaltracking::RecoContainer& recoData)
if (iv != nv - 1) {
auto& pve = pveVec[iv];
static_cast<o2::dataformats::PrimaryVertex&>(pve) = pvvec[iv];
if (mUseMC) {
pve.mcLb = recoData.getPrimaryVertexMCLabel(iv);
}
// find best matching FT0 signal
float bestTimeDiff = 1000, bestTime = -999;
int bestFTID = -1;
Expand Down Expand Up @@ -611,13 +614,16 @@ void TrackingStudySpec::process(o2::globaltracking::RecoContainer& recoData)
vid[slot] = id;
};

std::vector<o2::dataformats::PrimaryVertexExt> pveT; // neighbours in time
std::vector<o2::dataformats::PrimaryVertexExt> pveZ; // neighbours in Z
std::vector<int> idT(mMaxNeighbours), idZ(mMaxNeighbours);
std::vector<float> dT(mMaxNeighbours), dZ(mMaxNeighbours);
for (int cnt = 0; cnt < nvtot; cnt++) {
pveT.clear(); // neighbours in time
pveZ.clear(); // neighbours in Z

const auto& pve = pveVec[cnt];
float tv = pve.getTimeStamp().getTimeStamp();
std::vector<o2::dataformats::PrimaryVertexExt> pveT(mMaxNeighbours); // neighbours in time
std::vector<o2::dataformats::PrimaryVertexExt> pveZ(mMaxNeighbours); // neighbours in Z
std::vector<int> idT(mMaxNeighbours), idZ(mMaxNeighbours);
std::vector<float> dT(mMaxNeighbours), dZ(mMaxNeighbours);
for (int i = 0; i < mMaxNeighbours; i++) {
idT[i] = idZ[i] = -1;
dT[i] = mMaxVTTimeDiff;
Expand Down Expand Up @@ -666,14 +672,14 @@ void TrackingStudySpec::process(o2::globaltracking::RecoContainer& recoData)
}
for (int i = 0; i < mMaxNeighbours; i++) {
if (idT[i] != -1) {
pveT[i] = pveVec[idT[i]];
pveT.push_back(pveVec[idT[i]]);
} else {
break;
}
}
for (int i = 0; i < mMaxNeighbours; i++) {
if (idZ[i] != -1) {
pveZ[i] = pveVec[idZ[i]];
pveZ.push_back(pveVec[idZ[i]]);
} else {
break;
}
Expand Down