CbmFindPrimaryVertex.h

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// -------------------------------------------------------------------------
// -----                 CbmFindPrimaryVertex header file              -----
// -----                  Created 28/11/05  by V. Friese               -----
// -------------------------------------------------------------------------
 
/** CbmFindPrimaryVertex
 *@author V.Friese <v.friese@gsi.de>
 **
 ** Task class for PV finding.
 ** Input: TClonesArray of CbmStsTracks (later CbmGlobalTracks)
 ** Output: CbmVertex
 **
 ** Uses as vertex finding algorithm classes derived from
 ** CbmPrimaryVertexFinder.
 **/
 
#ifndef CBMFINDPRIMARYVERTEX_H
#define CBMFINDPRIMARYVERTEX_H 1
 
#include "FairTask.h"
 
class TClonesArray;
class CbmPrimaryVertexFinder;
class CbmVertex;
 
class CbmFindPrimaryVertex : public FairTask
{
 
  public:
    /** Default constructor **/
    CbmFindPrimaryVertex();
 
    /** Standard constructor
     *@param pvFinder  Pointer to concrete vertex finder
     **/
    CbmFindPrimaryVertex(CbmPrimaryVertexFinder* pvFinder);
 
    /** Constructor with name and title
     **
     *@param name      Name of task
     *@param title     Title of task
     *@param pvFinder  Pointer to vertex finder concrete object
     **/
    CbmFindPrimaryVertex(const char* name, const char* title, CbmPrimaryVertexFinder* pvFinder);
 
    /** Destructor **/
    virtual ~CbmFindPrimaryVertex();
 
    /** Initialisation **/
    virtual InitStatus Init();
 
    /** Task execution **/
    virtual void Exec(Option_t* opt);
 
    /** Finish **/
    virtual void Finish();
 
    void SetTrackBranch(TString trBranch = "StsTrack") { fTrBranch = trBranch; }   // AZ - set track branch name
 
  private:
    CbmPrimaryVertexFinder* fFinder;
    TClonesArray* fTracks;
    CbmVertex* fPrimVert;
    TString fTrBranch;   // AZ - Track branch name
 
    CbmFindPrimaryVertex(const CbmFindPrimaryVertex&) = delete;
    CbmFindPrimaryVertex& operator=(const CbmFindPrimaryVertex&) = delete;
 
    ClassDef(CbmFindPrimaryVertex, 1);
};
 
#endif