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[PWGCF] flowSP: Add constant limit to tight DCA cut (same as XY) #15608

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[PWGCF] flowSP: Add constant limit to tight DCA cut (same as XY) #15608

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7 changes: 4 additions & 3 deletions PWGCF/Flow/Tasks/flowSP.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -127,8 +127,9 @@ struct FlowSP {
// Additional track Selections
O2_DEFINE_CONFIGURABLE(cfgTrackSelsUseAdditionalTrackCut, bool, false, "Bool to enable Additional Track Cut");
O2_DEFINE_CONFIGURABLE(cfgTrackSelsDoDCApt, bool, false, "Apply Pt dependent DCAz cut");
O2_DEFINE_CONFIGURABLE(cfgTrackSelsDCApt1, float, 0.1, "DcaZ < a * b / pt^1.1 -> this sets a");
O2_DEFINE_CONFIGURABLE(cfgTrackSelsDCApt2, float, 0.035, "DcaZ < a * b / pt^1.1 -> this sets b");
O2_DEFINE_CONFIGURABLE(cfgTrackSelsDCApt1, float, 0.1, "DcaZ < const + (a * b) / pt^1.1 -> this sets a");
O2_DEFINE_CONFIGURABLE(cfgTrackSelsDCApt2, float, 0.035, "DcaZ < const + (a * b) / pt^1.1 -> this sets b");
O2_DEFINE_CONFIGURABLE(cfgTrackSelsDCAptConsMin, float, 0.1, "DcaZ < const + (a * b) / pt^1.1 -> this sets const");
O2_DEFINE_CONFIGURABLE(cfgTrackSelsPIDNsigma, float, 2.0, "nSigma cut for PID");
O2_DEFINE_CONFIGURABLE(cfgTrackSelDoTrackQAvsCent, bool, true, "Do track selection QA plots as function of centrality");
// harmonics for v coefficients
Expand Down Expand Up @@ -1000,7 +1001,7 @@ struct FlowSP {
if (track.dcaZ() > cfgTrackSelsDCAz)
return false;

if (cfgTrackSelsDoDCApt && std::fabs(track.dcaZ()) > (cfgTrackSelsDCApt1 * cfgTrackSelsDCApt2) / (std::pow(track.pt(), 1.1)))
if (cfgTrackSelsDoDCApt && std::fabs(track.dcaZ()) > (cfgTrackSelsDCAptConsMin + (cfgTrackSelsDCApt1 * cfgTrackSelsDCApt2) / (std::pow(track.pt(), 1.1))))
return false;

histos.fill(HIST("hTrackCount"), trackSel_DCAz);
Expand Down
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