[PWGDQ] “PWGDQ:Fix histogram binnings,add CS fraeme and add hist dielectron for lowpt studies” (#12968)

Author: dmallick2

PWGDQ/Core/HistogramsLibrary.cxx

@@ -1009,6 +1009,21 @@ void o2::aod::dqhistograms::DefineHistograms(HistogramManager* hm, const char* h
         hm->AddHistogram(histClass, "Mass_VtxNcontribReal_VtxZ", "Mass vs VtxNcontribReal vs VtxZ", false, 200, 2.0, 5.0, VarManager::kMass, 150, 0, 150.0, VarManager::kVtxNcontribReal, 20, -10.0, 10.0, VarManager::kVtxZ);
         hm->AddHistogram(histClass, "VtxZ_VtxNcontribReal", "VtxZ vs VtxNcontribReal", false, 240, -12.0, 12.0, VarManager::kVtxZ, 200, 0, 200.0, VarManager::kVtxNcontribReal);
       }
+      if (subGroupStr.Contains("dielectron-polarization-he-pbpb")) {
+        int varsHEpbpb[5] = {VarManager::kMass, VarManager::kPt, VarManager::kCentFT0C, VarManager::kCosThetaHE, VarManager::kPhiHE};
+        int binspT[5] = {100, 30, 10, 10, 10};
+        double xminpT[5] = {2., 0., 0, -1., 0.0};
+        double xmaxpT[5] = {4.5, 3., 100, 1., 6.28};
+        hm->AddHistogram(histClass, "Dielectron_Mass_Pt_Cent_cosThetaHE", "", 5, varsHEpbpb, binspT, xminpT, xmaxpT, 0, -1, kFALSE);
+      }
+
+      if (subGroupStr.Contains("dielectron-polarization-cs-pbpb")) {
+        int varsCSpbpb[5] = {VarManager::kMass, VarManager::kPt, VarManager::kCentFT0C, VarManager::kCosThetaCS, VarManager::kPhiCS};
+        int binspT[5] = {100, 30, 10, 10, 10};
+        double xminpT[5] = {2.0, 0., 0, -1., 0.0};
+        double xmaxpT[5] = {4.5, 3., 100, 1., 6.28};
+        hm->AddHistogram(histClass, "Dielectron_Mass_Pt_Cent_cosThetaCS", "", 5, varsCSpbpb, binspT, xminpT, xmaxpT, 0, -1, kFALSE);
+      }
       if (subGroupStr.Contains("polarization")) {
         if (subGroupStr.Contains("helicity")) {
           hm->AddHistogram(histClass, "cosThetaHE", "", false, 100, -1., 1., VarManager::kCosThetaHE);
@@ -1078,20 +1093,29 @@ void o2::aod::dqhistograms::DefineHistograms(HistogramManager* hm, const char* h
       if (subGroupStr.Contains("tauxy-midy-pol-he")) {
         int varspTHE[4] = {VarManager::kMass, VarManager::kPt, VarManager::kCosThetaHE, VarManager::kVertexingTauxyProjectedPoleJPsiMass};
         int binspT[4] = {50, 10, 20, 1000};
-        double xminpT[4] = {2., 0., -1., -0.03};
-        double xmaxpT[4] = {4., 20., 1., 0.03};
+        double xminpT[4] = {2., 0., -1., -0.05};
+        double xmaxpT[4] = {4., 20., 1., 0.05};
         hm->AddHistogram(histClass, "Tauxy_Mass_Pt_CosthetaHE", "", 4, varspTHE, binspT, xminpT, xmaxpT, 0, -1, kFALSE);
       }
 
       if (subGroupStr.Contains("tauxy-midy-pol-rand")) {
         int varspTRand[4] = {VarManager::kMass, VarManager::kPt, VarManager::kCosThetaRM, VarManager::kVertexingTauxyProjectedPoleJPsiMass};
 
         int binspT[4] = {50, 10, 20, 1000};
-        double xminpT[4] = {2., 0., -1., -0.03};
-        double xmaxpT[4] = {4., 20., 1., 0.03};
+        double xminpT[4] = {2., 0., -1., -0.05};
+        double xmaxpT[4] = {4., 20., 1., 0.05};
         hm->AddHistogram(histClass, "Tauxy_Mass_Pt_CosthetaRand", "", 4, varspTRand, binspT, xminpT, xmaxpT, 0, -1, kFALSE);
       }
 
+      if (subGroupStr.Contains("tauxy-midy-pol-cs")) {
+        int varspTCS[4] = {VarManager::kMass, VarManager::kPt, VarManager::kCosThetaCS, VarManager::kVertexingTauxyProjectedPoleJPsiMass};
+
+        int binspT[4] = {50, 10, 20, 1000};
+        double xminpT[4] = {2., 0., -1., -0.05};
+        double xmaxpT[4] = {4., 20., 1., 0.05};
+        hm->AddHistogram(histClass, "Tauxy_Mass_Pt_CosthetaCS", "", 4, varspTCS, binspT, xminpT, xmaxpT, 0, -1, kFALSE);
+      }
+
       if (subGroupStr.Contains("kalman-filter")) {
         hm->AddHistogram(histClass, "LxyErr", "", false, 100, 0.0, 10.0, VarManager::kVertexingLxyErr);
         hm->AddHistogram(histClass, "LxyzErr", "", false, 100, 0.0, 10.0, VarManager::kVertexingLxyzErr);