Adding macros to configure an example calibration train with two tasks filtering

[u/mrichter/AliRoot.git] / ANALYSIS / macros / AddTaskAddObject.C

diff --git a/ANALYSIS/macros/AddTaskAddObject.C b/ANALYSIS/macros/AddTaskAddObject.C
new file mode 100644 (file)
index 0000000..56eb5bd
--- /dev/null
+++ b/ANALYSIS/macros/AddTaskAddObject.C
@@ -0,0 +1,38 @@
+//=============================================================================
+//
+// *** AddTaskAddObject.C ***
+//
+// This macro initialize a complete AnalysisTask object for filtering ESD with AliAnalysisTaskFilterFriendSecond.
+//
+//=============================================================================
+
+AliAnalysisTaskAddObject *AddTaskAddObject()
+{
+
+       // pointer to the analysis manager
+       AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
+       if (!mgr) {
+               Error("AddTaskTOFCalib", "No analysis manager to connect to.");
+               return NULL;
+       }  
+
+       // check the input handler
+       if (!mgr->GetInputEventHandler()) {
+               ::Error("AddTask", "This task requires an input event handler");
+               return NULL;
+       }  
+       TString type = mgr->GetInputEventHandler()->GetDataType(); // can be "ESD" or "AOD"
+
+       // create the task
+       AliAnalysisTaskAddObject* add = new AliAnalysisTaskAddObject("addObj");
+       mgr->AddTask(add);
+
+       // connecting the input/output containers
+       AliAnalysisDataContainer *cinput0  = mgr->GetCommonInputContainer();
+       AliAnalysisDataContainer *coutput0 = mgr->CreateContainer("histo",  TH1::Class(), AliAnalysisManager::kOutputContainer, "AliESDfriends_v1.root");
+
+       mgr->ConnectInput (add, 0, cinput0 );
+       mgr->ConnectOutput(add, 0, coutput0);
+
+       return add;
+}