Transition PWG4 --> PWGGA

[u/mrichter/AliRoot.git] / PWGGA / GammaConv / AliKFConversionMother.h

diff --git a/PWGGA/GammaConv/AliKFConversionMother.h b/PWGGA/GammaConv/AliKFConversionMother.h
new file mode 100644 (file)
index 0000000..b4145df
--- /dev/null
+++ b/PWGGA/GammaConv/AliKFConversionMother.h
@@ -0,0 +1,65 @@
+#ifndef ALIKFCONVERSIONMOTHER_H
+#define ALIKFCONVERSIONMOTHER_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice     */
+
+////////////////////////////////////////////////
+//--------------------------------------------- 
+// Class containing the aod information from conversions
+//---------------------------------------------
+////////////////////////////////////////////////
+
+// --- ROOT system ---
+
+#include "TMath.h"
+#include "AliKFParticle.h"
+#include "AliKFConversionPhoton.h"
+
+class AliKFConversionMother : public AliKFParticle {
+
+ public: 
+
+  //Constructors
+  AliKFConversionMother();    
+  //AliKFConversionMother(AliKFParticle &kfparticle);
+ // AliKFConversionMother(const AliKFParticle &d1,const AliKFParticle &d2);
+  AliKFConversionMother(const AliKFConversionPhoton &d1,const AliKFConversionPhoton &d2);
+
+
+  //Copy Constructor
+  AliKFConversionMother(const AliKFConversionMother & g);           
+  //assignment operator
+  AliKFConversionMother & operator = (const AliKFConversionMother & g);
+
+  //Destructor
+  virtual ~AliKFConversionMother() {;}
+
+  ///Set track or MC labels
+  void SetLabel1(Int_t label){fLabel[0] = label;}
+  void SetLabel2(Int_t label){fLabel[1] = label;}
+  void SetGammaLabels(Int_t label1, Int_t label2){fLabel[0] = label1; fLabel[1] = label2;}
+
+  Int_t GetGammaLabel(Int_t i) const {return fLabel[i];}
+
+  Double_t GetOpeningAngle(){return fOpeningAngle;}
+  Double_t GetAlpha(){return fAlpha;}
+  Double_t GetRapidity();
+
+  Double_t M(){return GetMass();}
+
+  Double_t Phi() const;
+
+ private:
+
+    Int_t fLabel[2]; // Labels of two decay gammas
+    Double_t fOpeningAngle; // of decay gammas
+    Double_t fAlpha; // of the meson
+
+  ClassDef(AliKFConversionMother,1)
+};
+
+
+#endif
+
+
+