Merge pull request #22334 from aortizve/master

task to produce MC gen plots

PWGMM/UE/CMakeLists.txt

@@ -51,6 +51,7 @@ set(SRCS
   UeKNO/AliAnalysisTaskGenMcKno.cxx
   UeKNO/AliAnalysisTaskGenUeNchTS.cxx
   UeKNO/AliAnalysisTaskFlatenicity.cxx
+  UeKNO/AliAnalysisTaskFlatenicityMCpred.cxx
   UeMpi/AliAnalysisTaskMpiUE.cxx
   Flatenicity/AliAnalysisTaskSpectraFlatenicity.cxx
   FlatenicityPiKp/AliAnalysisTaskFlatenicityPiKp.cxx

PWGMM/UE/PWGMMueLinkDef.h

@@ -23,6 +23,7 @@
 #pragma link C++ class AliAnalysisTaskGenMcKno+;
 #pragma link C++ class AliAnalysisTaskGenUeNchTS+;
 #pragma link C++ class AliAnalysisTaskFlatenicity+;
+#pragma link C++ class AliAnalysisTaskFlatenicityMCpred+;
 #pragma link C++ class AliAnalysisTaskMpiUE+;
 #pragma link C++ class AliAnalysisTaskSpectraFlatenicity+;
 #pragma link C++ class AliAnalysisTaskFlatenicityPiKp+;

PWGMM/UE/UeKNO/AddTaskFlatenicityMCpred.C

@@ -0,0 +1,41 @@
+///////////////////////////////////////////////////////////////////
+//                                                               //
+//            AddTaskFlatenicityMCpred macro                     //
+//                                                               //
+///////////////////////////////////////////////////////////////////
+class AliAnalysisDataContainer;
+
+AliAnalysisTaskFlatenicityMCpred *
+AddTaskFlatenicityMCpred(const char *taskname = "Flat")
+
+{
+  // get the manager via the static access member. since it's static, you don't
+  // need an instance of the class to call the function
+
+  AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
+  if (!mgr) {
+    return 0x0;
+  }
+  // get the input event handler this handler is part of the managing system and
+  // feeds events to your task
+  if (!mgr->GetInputEventHandler()) {
+    return 0x0;
+  }
+
+  // now you create an instance of your task
+  AliAnalysisTaskFlatenicityMCpred *taskFlat =
+      new AliAnalysisTaskFlatenicityMCpred("taskFlat");
+  if (!taskFlat)
+    return 0x0;
+  mgr->AddTask(taskFlat);
+
+  mgr->ConnectInput(taskFlat, 0, mgr->GetCommonInputContainer());
+  mgr->ConnectOutput(
+      taskFlat, 1,
+      mgr->CreateContainer(
+          Form("cList%s", taskname), TList::Class(),
+          AliAnalysisManager::kOutputContainer,
+          Form("%s:%s", AliAnalysisManager::GetCommonFileName(), taskname)));
+
+  return taskFlat;
+}