Merging gsi train and aliroot trunk

[u/mrichter/AliRoot.git] / PWG4 / GammaConv / AliKFConversionPhoton.h

diff --git a/PWG4/GammaConv/AliKFConversionPhoton.h b/PWG4/GammaConv/AliKFConversionPhoton.h
new file mode 100644 (file)
index 0000000..681f810
--- /dev/null
+++ b/PWG4/GammaConv/AliKFConversionPhoton.h
@@ -0,0 +1,65 @@
+#ifndef ALIKFCONVERSIONPHOTON_H
+#define ALIKFCONVERSIONPHOTON_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 "AliConversionPhotonBase.h"
+#include "AliKFParticle.h"
+#include "AliV0Reader.h"
+#include "AliESDEvent.h"
+#include "AliPID.h"
+#include "AliStack.h"
+#include "TParticle.h"
+
+class AliConversionPhotonBase;
+
+class AliKFConversionPhoton : public AliKFParticle, public AliConversionPhotonBase {
+
+ public: 
+
+  //Constructors
+  AliKFConversionPhoton();    
+  AliKFConversionPhoton(AliKFParticle &kfparticle);
+  AliKFConversionPhoton(AliV0Reader *fV0Reader);
+  AliKFConversionPhoton(const AliKFParticle &fCurrentNegativeKFParticle,const AliKFParticle &fCurrentPositiveKFParticle);
+
+  //Copy Constructor
+  AliKFConversionPhoton(const AliKFConversionPhoton & g);           
+  //assignment operator
+  AliKFConversionPhoton & operator = (const AliKFConversionPhoton & g);
+
+  //Destructor
+  virtual ~AliKFConversionPhoton() {;}
+
+  //
+ void SetArmenterosQtAlpha(Double_t armenteros[2],const AliKFParticle &fCurrentNegativeKFParticle,const AliKFParticle &fCurrentPositiveKFParticle);
+  void ConstructGamma(const AliKFParticle &fCurrentNegativeKFParticle,const AliKFParticle &fCurrentPositiveKFParticle);
+
+
+  Double_t Phi() const;
+
+  // GetInvariantMass
+
+  Double_t M() const {return AliKFParticle::GetMass();}
+  Double_t Pt() const {return AliKFParticle::GetPt();}
+  Double_t P() const {return AliKFParticle::GetP();}
+  Double_t Eta() const {return AliKFParticle::GetEta();}
+
+  virtual Double_t GetPhotonMass() const {return AliKFParticle::GetMass();}
+  virtual Double_t GetPhotonPt() const {return AliKFParticle::GetPt();}
+  virtual Double_t GetPhotonP() const {return AliKFParticle::GetP();}
+  virtual Double_t GetPhotonEta() const {return AliKFParticle::GetEta();}
+
+  ClassDef(AliKFConversionPhoton,1)
+};
+
+#endif