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fixed perpendicular cone calculation #6481

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Merged
ercolessi merged 1 commit into from
Jun 11, 2024
Merged

fixed perpendicular cone calculation #6481

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26 changes: 13 additions & 13 deletions PWGLF/Tasks/Strangeness/strangeness_in_jets.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -705,15 +705,15 @@ struct strangeness_in_jets {
return delta_phi;
}

void get_perpendicular_cone(TVector3 p, TVector3& u, float sign)
void get_perpendicular_axis(TVector3 p, TVector3& u, double sign)
{
// Initialization
float ux(0), uy(0), uz(0);
double ux(0), uy(0), uz(0);

// Components of Vector p
float px = p.X();
float py = p.Y();
float pz = p.Z();
double px = p.X();
double py = p.Y();
double pz = p.Z();

// Protection 1
if (px == 0 && py != 0) {
Expand All @@ -736,10 +736,10 @@ struct strangeness_in_jets {
}

// Equation Parameters
float a = px * px + py * py;
float b = 2.0 * px * pz * pz;
float c = pz * pz * pz * pz - py * py * py * py - px * px * py * py;
float delta = b * b - 4.0 * a * c;
double a = px * px + py * py;
double b = 2.0 * px * pz * pz;
double c = pz * pz * pz * pz - py * py * py * py - px * px * py * py;
double delta = b * b - 4.0 * a * c;

// Protection agains delta<0
if (delta < 0) {
Expand Down Expand Up @@ -878,8 +878,8 @@ struct strangeness_in_jets {
// Perpendicular Cones for UE
TVector3 ue_axis1(0.0, 0.0, 0.0);
TVector3 ue_axis2(0.0, 0.0, 0.0);
get_perpendicular_cone(jet_axis, ue_axis1, +1.0);
get_perpendicular_cone(jet_axis, ue_axis2, -1.0);
get_perpendicular_axis(jet_axis, ue_axis1, +1.0);
get_perpendicular_axis(jet_axis, ue_axis2, -1.0);

// Protection against delta<0
if (ue_axis1.X() == 0 && ue_axis1.Y() == 0 && ue_axis1.Z() == 0)
Expand Down Expand Up @@ -1404,8 +1404,8 @@ struct strangeness_in_jets {
// Perpendicular Cones for UE
TVector3 ue_axis1(0.0, 0.0, 0.0);
TVector3 ue_axis2(0.0, 0.0, 0.0);
get_perpendicular_cone(jet_axis, ue_axis1, +1.0);
get_perpendicular_cone(jet_axis, ue_axis2, -1.0);
get_perpendicular_axis(jet_axis, ue_axis1, +1.0);
get_perpendicular_axis(jet_axis, ue_axis2, -1.0);

// Protection against delta<0
if (ue_axis1.X() == 0 && ue_axis1.Y() == 0 && ue_axis1.Z() == 0)
Expand Down