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31 changes: 16 additions & 15 deletions PWGCF/Flow/Tasks/flowSP.cxx
Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@
/// \file flowSP.cxx
/// \author Noor Koster
/// \since 01/12/2024
/// \brief task to evaluate flow with respect to spectator plane.
/// \brief task to evaluate flow with respect to spectator plane.

#include <CCDB/BasicCCDBManager.h>
#include <DataFormatsParameters/GRPObject.h>
Expand Down Expand Up @@ -262,10 +262,10 @@ struct FlowSP {

registry.fill(HIST("hEventCount"), 8.5);

if(centrality > cfgCentMax || centrality < cfgCentMin)
return 0;
if (centrality > cfgCentMax || centrality < cfgCentMin)
return 0;

registry.fill(HIST("hEventCount"), 9.5);
registry.fill(HIST("hEventCount"), 9.5);

return 1;
}
Expand Down Expand Up @@ -338,16 +338,17 @@ struct FlowSP {
if (!trackSelected(track, field))
continue;

bool pos;
if (track.sign() == 0.0) continue;
if (track.sign()>0) {
pos=true;
bool pos;
if (track.sign() == 0.0)
continue;
if (track.sign() > 0) {
pos = true;
} else {
pos=false;
pos = false;
}

// constrain angle to 0 -> [0,0+2pi]
auto phi = RecoDecay::constrainAngle(track.phi(), 0);
auto phi = RecoDecay::constrainAngle(track.phi(), 0);

auto ux = std::cos(phi);
auto uy = std::sin(phi);
Expand All @@ -362,9 +363,9 @@ struct FlowSP {
auto oddv1 = ux * (qxA - qxC) + uy * (qyA - qyC);
auto evenv1 = ux * (qxA + qxC) + uy * (qyA + qyC);

auto oddv1Dev = ux * (qxA - qxC)/std::sqrt(std::abs(qxAqxC)) + uy * (qyA - qyC)/std::sqrt(std::abs(qyAqyC));
auto evenv1Dev = ux * (qxA + qxC)/std::sqrt(std::abs(qxAqxC)) + uy * (qyA + qyC)/std::sqrt(std::abs(qyAqyC));
auto oddv1Dev = ux * (qxA - qxC) / std::sqrt(std::abs(qxAqxC)) + uy * (qyA - qyC) / std::sqrt(std::abs(qyAqyC));
auto evenv1Dev = ux * (qxA + qxC) / std::sqrt(std::abs(qxAqxC)) + uy * (qyA + qyC) / std::sqrt(std::abs(qyAqyC));

double v1A = std::cos(phi - psiA);
double v1C = std::cos(phi - psiC);

Expand All @@ -381,13 +382,13 @@ struct FlowSP {
registry.fill(HIST("v1_eta_odd_dev"), track.eta(), oddv1Dev);
registry.fill(HIST("v1_eta_even_dev"), track.eta(), evenv1Dev);

if(pos){
if (pos) {
registry.fill(HIST("v1_eta_odd_pos"), track.eta(), oddv1);
registry.fill(HIST("v1_eta_even_pos"), track.eta(), evenv1);

registry.fill(HIST("v1_eta_odd_dev_pos"), track.eta(), oddv1Dev);
registry.fill(HIST("v1_eta_even_dev_pos"), track.eta(), evenv1Dev);
} else {
} else {
registry.fill(HIST("v1_eta_odd_neg"), track.eta(), oddv1);
registry.fill(HIST("v1_eta_even_neg"), track.eta(), evenv1);

Expand Down
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