fix PI constant

Author: Chiara De Martin

PWGLF/TableProducer/Strangeness/cascadeflow.cxx

@@ -155,7 +155,7 @@ struct cascadeFlow {
   ConfigurableAxis thnConfigAxisPt{"thnConfigAxisPt", {VARIABLE_WIDTH, 0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2, 2.25, 2.5, 2.75, 3, 3.5, 4, 5, 6, 8, 10}, "#it{p}_{T} (GeV/#it{c})"};
   ConfigurableAxis thnConfigAxisPtLambda{"thnConfigAxisPtLambda", {VARIABLE_WIDTH, 0.4, 0.6, 0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2, 2.25, 2.5, 2.75, 3, 3.5, 4, 5, 6, 8, 10, 20}, "#it{p}_{T} (GeV/#it{c})"};
   ConfigurableAxis thnConfigAxisCharge{"thnConfigAxisCharge", {2, 0, 2}, ""};
-  ConfigurableAxis thnConfigAxisPsiDiff{"thnConfigAxisPsiDiff", {100, 0, 2 * TMath::Pi()}, ""};
+  ConfigurableAxis thnConfigAxisPsiDiff{"thnConfigAxisPsiDiff", {100, 0, o2::constants::math::TwoPI}, ""};
   ConfigurableAxis thnConfigAxisMassXi{"thnConfigAxisMassXi", {45, 1.300, 1.345}, ""};
   ConfigurableAxis thnConfigAxisMassOmega{"thnConfigAxisMassOmega", {45, 1.655, 1.690}, ""};
   ConfigurableAxis thnConfigAxisMassLambda{"thnConfigAxisMassLambda", {60, 1.1, 1.13}, ""};
@@ -357,10 +357,10 @@ struct cascadeFlow {
   double GetPhiInRange(double phi)
   {
     while (phi < 0) {
-      phi += TMath::Pi();
+      phi += o2::constants::math::PI;
     }
-    while (phi > TMath::Pi()) {
-      phi -= TMath::Pi();
+    while (phi > o2::constants::math::PI) {
+      phi -= o2::constants::math::PI;
     }
     return phi;
   }
@@ -532,9 +532,9 @@ struct cascadeFlow {
     }
     histos.add("hEventVertexZ", "hEventVertexZ", kTH1F, {{120, -12., 12.}});
     histos.add("hEventCentrality", "hEventCentrality", kTH1F, {{101, 0, 101}});
-    histos.add("hPsiT0C", "hPsiT0C", HistType::kTH1D, {{100, -TMath::Pi(), TMath::Pi()}});
-    histos.add("hPsiT0CvsCentFT0C", "hPsiT0CvsCentFT0C", HistType::kTH2D, {CentAxis, {100, -TMath::Pi(), TMath::Pi()}});
-    histos.add("hPsiZDCA_vs_ZDCC", "hPsiZDCA_vs_ZDCC", HistType::kTH2D, {{100, -TMath::Pi(), TMath::Pi()}, {100, -TMath::Pi(), TMath::Pi()}});
+    histos.add("hPsiT0C", "hPsiT0C", HistType::kTH1D, {{100, -o2::constants::math::PI, o2::constants::math::PI}});
+    histos.add("hPsiT0CvsCentFT0C", "hPsiT0CvsCentFT0C", HistType::kTH2D, {CentAxis, {100, -o2::constants::math::PI, o2::constants::math::PI}});
+    histos.add("hPsiZDCA_vs_ZDCC", "hPsiZDCA_vs_ZDCC", HistType::kTH2D, {{100, -o2::constants::math::PI, o2::constants::math::PI}, {100, -o2::constants::math::PI, o2::constants::math::PI}});
     histos.add("hEventNchCorrelation", "hEventNchCorrelation", kTH2F, {{5000, 0, 5000}, {5000, 0, 2500}});
     histos.add("hEventPVcontributorsVsCentrality", "hEventPVcontributorsVsCentrality", kTH2F, {{100, 0, 100}, {5000, 0, 5000}});
     histos.add("hEventGlobalTracksVsCentrality", "hEventGlobalTracksVsCentrality", kTH2F, {{100, 0, 100}, {2500, 0, 2500}});
@@ -555,8 +555,8 @@ struct cascadeFlow {
     histos.add("hOmegaPtvsCent", "hOmegaPtvsCent", HistType::kTH2F, {{100, 0, 100}, {400, 0, 20}});
     histos.add("hOmegaPtvsCentEta08", "hOmegaPtvsCentEta08", HistType::kTH2F, {{100, 0, 100}, {400, 0, 20}});
     histos.add("hOmegaPtvsCentY05", "hOmegaPtvsCentY05", HistType::kTH2F, {{100, 0, 100}, {400, 0, 20}});
-    histos.add("hCascadePhi", "hCascadePhi", HistType::kTH1F, {{100, 0, 2 * TMath::Pi()}});
-    histos.add("hcascminuspsiT0C", "hcascminuspsiT0C", HistType::kTH1F, {{100, 0, TMath::Pi()}});
+    histos.add("hCascadePhi", "hCascadePhi", HistType::kTH1F, {{100, 0, o2::constants::math::TwoPI}});
+    histos.add("hcascminuspsiT0C", "hcascminuspsiT0C", HistType::kTH1F, {{100, 0, o2::constants::math::PI}});
     histos.add("hv2CEPvsFT0C", "hv2CEPvsFT0C", HistType::kTH2F, {CentAxis, {100, -1, 1}});
     histos.add("hv2CEPvsv2CSP", "hv2CEPvsV2CSP", HistType::kTH2F, {{100, -1, 1}, {100, -1, 1}});
     histos.add("hv1EPvsv1SP", "hV1EPvsV1SP", HistType::kTH2F, {{100, -1, 1}, {100, -1, 1}});
@@ -1672,7 +1672,7 @@ struct cascadeFlow {
       else
         theta1 = o2::constants::math::PI + theta; // pi/2 < theta1 < pi --> pi/4 < theta1/2 <  pi/2 --> 1 < tan (theta1/2) --> negative eta
 
-      float cascMCeta = -log(std::tan(theta1 / 2));
+      float cascMCeta = -std::log(std::tan(theta1 / 2));
       float cascMCy = 0;
 
       if (std::abs(cascmc.pdgCode()) == 3312) {