Skip to content

[PWGLF] Update to add processReassociation3d and dca information #12904

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
abmodak merged 12 commits into from
Sep 20, 2025
Merged

[PWGLF] Update to add processReassociation3d and dca information #12904

Changes from 3 commits
Commits
Show all changes
12 commits
Select commit Hold shift + click to select a range
7600157
Update to add processReassociation3d and dca information
tutripat Sep 8, 2025
1d7ce19
Please consider the following formatting changes
alibuild Sep 8, 2025
b589084
Merge pull request #7 from alibuild/alibot-cleanup-12904
tutripat Sep 8, 2025
22e778e
Update dndeta-mft-pp.cxx
tutripat Sep 15, 2025
874d5b5
Update dndeta-mft-pp.cxx for error fixes
tutripat Sep 18, 2025
3bd26a8
Update on dndeta-mft-pp.cxx for error fix
tutripat Sep 18, 2025
3857d99
Edited dndeta-mft-pp.cxx
tutripat Sep 19, 2025
419c42f
Updated dndeta-mft-pp.cxx for 3d reass
tutripat Sep 20, 2025
11cf7ab
Please consider the following formatting changes
alibuild Sep 20, 2025
d9d6432
Merge pull request #8 from alibuild/alibot-cleanup-12904
tutripat Sep 20, 2025
2f48142
Update dndeta-mft-pp.cxx
tutripat Sep 20, 2025
76e3b1a
Update dndeta-mft-pp.cxx
tutripat Sep 20, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
93 changes: 85 additions & 8 deletions PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -53,7 +53,8 @@
AxisSpec ZAxis = {301, -30.1, 30.1};
AxisSpec PhiAxis = {629, 0, o2::constants::math::TwoPI, "Rad", "phi axis"};
// AxisSpec EtaAxis = {18, -4.6, -1.};
AxisSpec DCAxyAxis = {100, -1, 10};
AxisSpec DCAxyAxis = {5000, -1, 500};
AxisSpec DCAzAxis = {5000, -251, 250};
AxisSpec CentAxis = {{0, 10, 20, 30, 40, 50, 60, 70, 80, 100}};

static constexpr TrackSelectionFlags::flagtype trackSelectionITS =
Expand Down Expand Up @@ -93,6 +94,7 @@

Configurable<bool> usePhiCut{"usePhiCut", true, "use azimuthal angle cut"};
Configurable<bool> useDCAxyCut{"useDCAxyCut", false, "use DCAxy cut"};
Configurable<bool> useDCAzCut{"useDCAzCut", false, "use DCAz cut"};
Configurable<float> cfgPhiCut{"cfgPhiCut", 0.1f,
"Cut on azimuthal angle of MFT tracks"};
Configurable<float> cfgPhiCut1{"cfgPhiCut1", 0.0f,
Expand All @@ -111,6 +113,7 @@
"Cut on eta1"};
Configurable<float> cfgChi2NDFMax{"cfgChi2NDFMax", 2000.0f, "Max allowed chi2/NDF for MFT tracks"};
Configurable<float> maxDCAxy{"maxDCAxy", 2.0f, "Cut on dcaXY"};
Configurable<float> maxDCAz{"maxDCAz", 2.0f, "Cut on dcaZ"};

HistogramRegistry registry{
"registry",
Expand Down Expand Up @@ -143,11 +146,12 @@
{
if (static_cast<int>(doprocessMult) +
static_cast<int>(doprocessMultReassoc) +
static_cast<int>(doprocessMultReassoc3d) +
static_cast<int>(doprocessCountingCentrality) >
1) {
LOGP(fatal,
"Exactly one process function between processMult, "
"processMultReassoc and processCountingCentrality should be "
"processMultReassoc, processMultReassoc3d, and processCountingCentrality should be "
"enabled!");
}
AxisSpec MultAxis = {multBinning, "N_{trk}"};
Expand Down Expand Up @@ -251,7 +255,7 @@
x->SetBinLabel(5, "Selected INEL>0");
}

if (doprocessMultReassoc) {
if (doprocessMultReassoc || doprocessMultReassoc3d) {
registry.add({"Tracks/Control/DeltaZ",
" ; #it{z_{orig}}-#it{z_{reass}}",
{HistType::kTH1F, {ZAxis}}});
Expand Down Expand Up @@ -321,6 +325,7 @@
registry.add({"Tracks/Control/amb/EtaZvtxAmb_gt0",
"; #eta; #it{z}_{vtx} (cm); tracks",
{HistType::kTH2F, {EtaAxis, ZAxis}}}); //
registry.add({"Tracks/Control/amb/DCAxy_amb", " ; DCA_{xy} (cm) ambiguous", {HistType::kTH1F, {DCAxyAxis}}});

registry.add({"Tracks/Control/nonamb/nonAmbTracksEtaZvtx",
"; #eta; #it{z}_{vtx} (cm); tracks",
Expand All @@ -335,13 +340,15 @@
registry.add({"Tracks/Control/nonamb/EtaZvtxNonAmb_gt0",
"; #eta; #it{z}_{vtx} (cm); tracks",
{HistType::kTH2F, {EtaAxis, ZAxis}}}); //
registry.add({"Tracks/Control/nonamb/DCAxy_nonamb", " ; DCA_{xy}(cm) non-ambiguous", {HistType::kTH1F, {{DCAxyAxis}}}}); //

registry.add({"Tracks/Control/woOrp/woOrpTracksEtaZvtx",
"; #eta; #it{z}_{vtx} (cm); tracks",
{HistType::kTH2F, {EtaAxis, ZAxis}}}); //
registry.add({"Tracks/Control/woOrp/woOrpEtaZvtx_gt0",
"; #eta; #it{z}_{vtx} (cm); tracks",
{HistType::kTH2F, {EtaAxis, ZAxis}}}); //
registry.add({"Tracks/Control/woOrp/DCAxy_woOrp", " ; DCA_{xy}(cm) w/o orphan", {HistType::kTH1F, {{DCAxyAxis}}}}); //
registry.add({"Tracks/2Danalysis/EtaZvtx",
"; #eta; #it{z}_{vtx} (cm); tracks",
{HistType::kTH2F, {EtaAxis, ZAxis}}}); //
Expand All @@ -360,6 +367,20 @@
registry.add({"Tracks/Control/woOrp/woOrpVertexCorr",
"; #it{z}_{vtx}^{orig} (cm); #it{z}_{vtx}^{re} (cm)",
{HistType::kTH2F, {ZAxis, ZAxis}}}); //
if (doprocessMultReassoc3d) {
registry.add({"Tracks/Control/DCAZ",
" ; DCA_{Z} (cm)",
{HistType::kTH1F, {DCAzAxis}}});
registry.add({"Tracks/Control/amb/DCAz_amb",
" ; DCA_{z} (cm) ambiguous",
{HistType::kTH1F, {DCAzAxis}}});
registry.add({"Tracks/Control/nonamb/DCAz_nonamb",
" ; DCA_{z}(cm) non-ambiguous",
{HistType::kTH1F, {DCAzAxis}}});
registry.add({"Tracks/Control/woOrp/DCAz_woOrp",
" ; DCA_{z}(cm) w/o orphan",
{HistType::kTH1F, {DCAzAxis}}});
}
registry.add({"collisionID", " ; Collision ID",
// {HistType::kTH1F,{{100000, 0.5, 100000.0}}}}); //
{HistType::kTH1F, {{100000, -50000.0, 50000.0}}}}); //
Expand Down Expand Up @@ -487,13 +508,13 @@
"Collect event sample stats", true);

Partition<aod::MFTTracks> sample =
(aod::fwdtrack::eta < -2.8f) && (aod::fwdtrack::eta > -3.2f);

Check failure on line 511 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.

Partition<aod::Tracks> sampleCentral = (nabs(aod::track::eta) < 1.f);

expressions::Filter atrackFilter =
(aod::fwdtrack::bestCollisionId >= 0) && (aod::fwdtrack::eta < -2.0f) &&

Check failure on line 516 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
(aod::fwdtrack::eta > -3.9f) && (nabs(aod::fwdtrack::bestDCAXY) <= 2.f);

Check failure on line 517 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.

using CollwEv = soa::Join<aod::Collisions, aod::EvSels>;

Expand Down Expand Up @@ -554,7 +575,7 @@
}
registry.fill(HIST("TracksPhiEta"), phi, track.eta());
registry.fill(HIST("TracksPtEta"), track.pt(), track.eta());
if ((track.eta() < -2.0f) && (track.eta() > -3.9f)) {

Check failure on line 578 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
registry.fill(HIST("TracksPhiZvtx"), phi, z);
}
}
Expand All @@ -567,10 +588,12 @@

PROCESS_SWITCH(PseudorapidityDensityMFT, processMult,
"Process reco or data info", true);
void processMultReassoc(CollwEv::iterator const& collision,
o2::aod::MFTTracks const&,
soa::SmallGroups<aod::BestCollisionsFwd> const& retracks,
FiCentralTracks const& midtracks, aod::Tracks const&)
// Common implementation for both BestCollisionsFwd and BestCollisionsFwd3d
template <typename RetracksT>
void processMultReassocCommon(CollwEv::iterator const& collision,
o2::aod::MFTTracks const&,
RetracksT const& retracks,
FiCentralTracks const& midtracks, aod::Tracks const&)
{
registry.fill(HIST("EventSelection"), 1.);
auto perCollisionSample = sampleCentral->sliceByCached(
Expand All @@ -588,7 +611,7 @@
float phi = track.phi();
o2::math_utils::bringTo02Pi(phi);
if (usePhiCut) {
if ((phi <= 0.02) || ((phi >= 3.10) && (phi <= 3.23)) || (phi >= 6.21))

Check failure on line 614 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
continue;
}
float dcaxy_cut = retrack.bestDCAXY();
Expand All @@ -596,6 +619,13 @@
if (dcaxy_cut > maxDCAxy)
continue;
}
if constexpr (std::is_same_v<RetracksT, soa::SmallGroups<aod::BestCollisionsFwd3d>>) {
float dcaz_cut = retrack.bestDCAZ();
if (useDCAzCut) {
if (dcaz_cut > maxDCAz)
continue;
}
}
if ((cfgnEta1 < track.eta()) && (track.eta() < cfgnEta2) && track.nClusters() >= cfgnCluster && retrack.ambDegree() > 0 && chi2ndf < cfgChi2NDFMax && (phi > cfgPhiCut1 && phi < cfgPhiCut2)) {
registry.fill(HIST("Tracks/2Danalysis/EtaZvtx"), track.eta(), z);
}
Expand Down Expand Up @@ -633,7 +663,7 @@
float phi = track.phi();
o2::math_utils::bringTo02Pi(phi);
if (usePhiCut) {
if ((phi <= 0.02) || ((phi >= 3.10) && (phi <= 3.23)) || (phi >= 6.21))

Check failure on line 666 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
continue;
}
float dcaxy_cut = retrack.bestDCAXY();
Expand All @@ -641,6 +671,13 @@
if (dcaxy_cut > maxDCAxy)
continue;
}
if constexpr (std::is_same_v<RetracksT, soa::SmallGroups<aod::BestCollisionsFwd3d>>) {
float dcaz_cut = retrack.bestDCAZ();
if (useDCAzCut) {
if (dcaz_cut > maxDCAz)
continue;
}
}
if ((cfgnEta1 < track.eta()) && (track.eta() < cfgnEta2) && track.nClusters() >= cfgnCluster && retrack.ambDegree() > 0 && chi2ndf < cfgChi2NDFMax && (phi > cfgPhiCut1 && phi < cfgPhiCut2)) {
registry.fill(HIST("Tracks/Control/Chi2NDF"), chi2ndf);
registry.fill(HIST("Tracks/2Danalysis/EtaZvtx_sel8"), track.eta(), z);
Expand All @@ -663,13 +700,21 @@
o2::math_utils::bringTo02Pi(phi);
if ((cfgnEta1 < track.eta()) && (track.eta() < cfgnEta2) && track.nClusters() >= cfgnCluster && chi2ndf < cfgChi2NDFMax && (phi > cfgPhiCut1 && phi < cfgPhiCut2)) {
if (usePhiCut) {
if ((phi <= 0.02) || ((phi >= 3.10) && (phi <= 3.23)) || (phi >= 6.21))

Check failure on line 703 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
continue;
}
if (useDCAxyCut) {
if (dcaxy_cut > maxDCAxy)
continue;
}
if constexpr (std::is_same_v<RetracksT, soa::SmallGroups<aod::BestCollisionsFwd3d>>) {
float dcaz_cut = retrack.bestDCAZ();
if (useDCAzCut) {
if (dcaz_cut > maxDCAz)
continue;
}
}

registry.fill(HIST("TracksEtaZvtx"), track.eta(), z);
if (midtracks.size() > 0 && retrack.ambDegree() > 0) {
registry.fill(HIST("Tracks/EtaZvtx_gt0"), track.eta(), z);
Expand All @@ -685,7 +730,7 @@
registry.fill(HIST("Tracks/Control/TrackCount"), 0);
registry.fill(HIST("TracksPhiEta"), phi, track.eta());
registry.fill(HIST("TracksPtEta"), track.pt(), track.eta());
if ((track.eta() < -2.0f) && (track.eta() > -3.9f)) {

Check failure on line 733 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
registry.fill(HIST("TracksPhiZvtx"), phi, z);
}
if (track.collisionId() > -1 && retrack.ambDegree() == 1) {
Expand Down Expand Up @@ -721,6 +766,9 @@
registry.fill(HIST("Tracks/Control/TrackAmbDegree"),
retrack.ambDegree());
registry.fill(HIST("Tracks/Control/DCAXY"), retrack.bestDCAXY());
if constexpr (std::is_same_v<RetracksT, soa::SmallGroups<aod::BestCollisionsFwd3d>>) {
registry.fill(HIST("Tracks/Control/DCAZ"), retrack.bestDCAZ());
}
int isAmbiguous = 0;

if (retrack.ambDegree() > 1 && retrack.ambDegree() != 0) {
Expand All @@ -735,6 +783,10 @@
track.eta());
registry.fill(HIST("Tracks/Control/amb/AmbVertexCorr"),
track.collision_as<CollwEv>().posZ(), z);
registry.fill(HIST("Tracks/Control/amb/DCAxy_amb"), retrack.bestDCAXY());
if constexpr (std::is_same_v<RetracksT, soa::SmallGroups<aod::BestCollisionsFwd3d>>) {
registry.fill(HIST("Tracks/Control/amb/DCAz_amb"), retrack.bestDCAZ());
}
registry.fill(HIST("Tracks/Control/TrackCount"), 3);
if (track.collisionId() == retrack.bestCollisionId()) {
registry.fill(HIST("Tracks/Control/TrackCount"), 5);
Expand All @@ -755,6 +807,10 @@
track.eta());
registry.fill(HIST("Tracks/Control/nonamb/nonAmbVertexCorr"),
track.collision_as<CollwEv>().posZ(), z);
registry.fill(HIST("Tracks/Control/nonamb/DCAxy_nonamb"), retrack.bestDCAXY());
if constexpr (std::is_same_v<RetracksT, soa::SmallGroups<aod::BestCollisionsFwd3d>>) {
registry.fill(HIST("Tracks/Control/nonamb/DCAz_nonamb"), retrack.bestDCAZ());
}
registry.fill(HIST("Tracks/Control/TrackCount"), 4);
if (track.collisionId() == retrack.bestCollisionId()) {
registry.fill(HIST("Tracks/Control/TrackCount"), 6);
Expand All @@ -774,7 +830,10 @@
registry.fill(HIST("Tracks/Control/woOrp/woOrpVertexCorr"),
track.collision_as<CollwEv>().posZ(), z);
registry.fill(HIST("Tracks/Control/TrackCount"), 9); // without orphan
}
registry.fill(HIST("Tracks/Control/woOrp/DCAxy_woOrp"), retrack.bestDCAXY());
if constexpr (std::is_same_v<RetracksT, soa::SmallGroups<aod::BestCollisionsFwd3d>>) {
registry.fill(HIST("Tracks/Control/woOrp/DCAz_woOrp"), retrack.bestDCAZ());
}
}
}
registry.fill(HIST("ambEventCounts"), 1, uniqueEventsAmb.size());
Expand All @@ -792,9 +851,27 @@
registry.fill(HIST("EventSelection"), 7);
}
}
void processMultReassoc(CollwEv::iterator const& collision,
o2::aod::MFTTracks const& mft,
soa::SmallGroups<aod::BestCollisionsFwd> const& retracks,
FiCentralTracks const& midtracks, aod::Tracks const& trk)
{
processMultReassocCommon(collision, mft, retracks, midtracks, trk);
}

void processMultReassoc3d(CollwEv::iterator const& collision,
o2::aod::MFTTracks const& mft,
soa::SmallGroups<aod::BestCollisionsFwd3d> const& retracks,
FiCentralTracks const& midtracks, aod::Tracks const& trk)
{
processMultReassocCommon(collision, mft, retracks, midtracks, trk);
}
PROCESS_SWITCH(PseudorapidityDensityMFT, processMultReassoc,
"Process reco or data info", false);

PROCESS_SWITCH(PseudorapidityDensityMFT, processMultReassoc3d,
"Process reco or data info (3d)", false);

using ExColsCent = soa::Join<aod::Collisions, aod::CentFT0Cs, aod::EvSels>;

void processCountingCentrality(ExColsCent::iterator const& collision,
Expand Down Expand Up @@ -844,7 +921,7 @@
(aod::mcparticle::flags &
(uint8_t)o2::aod::mcparticle::enums::PhysicalPrimary) ==
(uint8_t)o2::aod::mcparticle::enums::PhysicalPrimary;
Partition<Particles> mcSample = nabs(aod::mcparticle::eta) < 1.1f;

Check failure on line 924 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
Partition<Particles> mcSampleCentral =
nabs(aod::mcparticle::eta) < estimatorEta;

Expand All @@ -866,7 +943,7 @@
if (p != nullptr) {
charge = p->Charge();
}
if (std::abs(charge) < 3.) {

Check failure on line 946 in PWGLF/Tasks/GlobalEventProperties/dndeta-mft-pp.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
continue;
}
nCharged++;
Expand Down
Loading