Store in AliVertex::fSigma the value of the DeltaPhi cut used in VertexerZ - can...
[u/mrichter/AliRoot.git] / HLT / trigger / AliHLTD0toKpi.h
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5f4502cc 1//-*- Mode: C++ -*-
2// $Id$
3#ifndef ALIHLTD0TOKPI_H
4#define ALIHLTD0TOKPI_H
5//* This file is property of and copyright by the ALICE HLT Project *
6//* ALICE Experiment at CERN, All rights reserved. *
7//* See cxx source for full Copyright notice *
8
9/// @file AliHLTD0toKpi.h
10/// @author Gaute Ovrebekk
11/// @date 2009-10-28
12/// @brief Class for calculating D0->Kpi
13
14#include "TObject.h"
15
16class AliESDtrack;
9929f8f5 17class AliAODVertex;
18class AliESDVertex;
19class TObjArray;
5f4502cc 20
21class AliHLTD0toKpi : public TObject
22{
23public:
24 AliHLTD0toKpi();
25 Double_t InvMass(AliESDtrack* d1, AliESDtrack* d2);
26 void cosThetaStar(AliESDtrack* n, AliESDtrack* p,Double_t &D0,Double_t &D0bar);
27 Double_t pointingAngle(AliESDtrack* n, AliESDtrack* p, Double_t *pv, Double_t *sv);
9929f8f5 28
29 AliAODVertex* ReconstructSecondaryVertex(TObjArray *trkArray, Double_t b, const AliESDVertex *v);
30
5f4502cc 31private:
32
33 ClassDef(AliHLTD0toKpi, 1)
34};
35#endif //ALIHLTD0TOKPI_H