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PWGCF: Adding swapping to the MC Truth task (track-track) #3859

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Merged
zchochul merged 2 commits into from
Nov 15, 2023
Merged

PWGCF: Adding swapping to the MC Truth task (track-track) #3859

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fb2bca5
Adding swaping to same and mixed events in the MCTruth track-track
zchochul Nov 14, 2023
8eceab1
Add swapping to the MC Truth track track task
zchochul Nov 14, 2023
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22 changes: 19 additions & 3 deletions PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackTrackMcTruth.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@
/// \author Zuzanna Chochulska, WUT Warsaw, zuzanna.chochulska.stud@pw.edu.pl

#include <vector>
#include <random>
#include "Framework/AnalysisTask.h"
#include "Framework/runDataProcessing.h"
#include "Framework/HistogramRegistry.h"
Expand Down Expand Up @@ -115,6 +116,9 @@ struct femtoUniversePairTaskTrackTrackMcTruth {
HistogramRegistry resultRegistry{"Correlations", {}, OutputObjHandlingPolicy::AnalysisObject};
HistogramRegistry MixQaRegistry{"MixQaRegistry", {}, OutputObjHandlingPolicy::AnalysisObject};

/// @brief Counter for particle swapping
int fNeventsProcessed = 0;

void init(InitContext&)
{

Expand Down Expand Up @@ -154,6 +158,8 @@ struct femtoUniversePairTaskTrackTrackMcTruth {
template <bool isMC, typename PartitionType, typename PartType>
void doSameEvent(PartitionType groupPartsOne, PartitionType groupPartsTwo, PartType parts, float magFieldTesla, int multCol)
{
bool swpart = fNeventsProcessed % 2;
fNeventsProcessed++;

/// Histogramming same event
for (auto& part : groupPartsOne) {
Expand All @@ -169,12 +175,16 @@ struct femtoUniversePairTaskTrackTrackMcTruth {
}
/// Now build the combinations
for (auto& [p1, p2] : combinations(CombinationsStrictlyUpperIndexPolicy(groupPartsOne, groupPartsTwo))) {

// track cleaning
if (!pairCleaner.isCleanPair(p1, p2, parts)) {
continue;
}
sameEventCont.setPair<isMC>(p1, p2, multCol, ConfUse3D);
if (swpart)
sameEventCont.setPair<isMC>(p1, p2, multCol, ConfUse3D);
else
sameEventCont.setPair<isMC>(p2, p1, multCol, ConfUse3D);

swpart = !swpart;
}
}

Expand Down Expand Up @@ -206,10 +216,16 @@ struct femtoUniversePairTaskTrackTrackMcTruth {
template <bool isMC, typename PartitionType, typename PartType>
void doMixedEvent(PartitionType groupPartsOne, PartitionType groupPartsTwo, PartType parts, float magFieldTesla, int multCol)
{
bool swpart = fNeventsProcessed % 2;
fNeventsProcessed++;

for (auto& [p1, p2] : combinations(CombinationsFullIndexPolicy(groupPartsOne, groupPartsTwo))) {
if (swpart)
mixedEventCont.setPair<isMC>(p1, p2, multCol, ConfUse3D);
else
mixedEventCont.setPair<isMC>(p2, p1, multCol, ConfUse3D);

mixedEventCont.setPair<isMC>(p1, p2, multCol, ConfUse3D);
swpart = !swpart;
}
}

Expand Down