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GFRaveTrackParameters.h
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1 /* Copyright 2008-2010, Technische Universitaet Muenchen,
2  Authors: Christian Hoeppner & Sebastian Neubert & Johannes Rauch
3 
4  This file is part of GENFIT.
5 
6  GENFIT is free software: you can redistribute it and/or modify
7  it under the terms of the GNU Lesser General Public License as published
8  by the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10 
11  GENFIT is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  GNU Lesser General Public License for more details.
15 
16  You should have received a copy of the GNU Lesser General Public License
17  along with GENFIT. If not, see <http://www.gnu.org/licenses/>.
18 */
19 
29 #ifndef GFRAVETRACKPARAMETERS_H
30 #define GFRAVETRACKPARAMETERS_H
31 
32 #include "Track.h"
33 #include "AbsTrackRep.h"
34 
35 #include <TObject.h>
36 #include <TVector3.h>
37 #include <TVectorD.h>
38 #include <TMatrixDSym.h>
39 #include <TRef.h>
40 
41 #include <iostream>
42 
43 
44 namespace genfit {
45 
51 class GFRaveTrackParameters : public TObject
52 {
53  public:
54  // constructors, destructors
56  GFRaveTrackParameters(const Track* track, MeasuredStateOnPlane* originalState, double weight, const TVectorD & state6, const TMatrixDSym & cov6x6, bool isSmoothed);
57  GFRaveTrackParameters(const Track* track, MeasuredStateOnPlane* originalState, double weight);
58 
59  // Accessors
60  double getWeight() const {return weight_;}
61 
62  bool hasTrack() const {return originalTrack_.GetObject() != nullptr;}
63  const Track* getTrack() const {return static_cast<Track*>(originalTrack_.GetObject());}
64 
65  UInt_t GetUniqueID() const {return originalTrack_.GetUniqueID();}
66 
67  bool hasSmoothedData() const {return hasSmoothedData_;}
68  TVectorD getState() const {return state_;}
69  TVector3 getPos() const;
70  TVector3 getMom() const;
71  const TMatrixDSym & getCov() const {return cov_;}
72 
73  double getCharge() const;
74  double getPdg() const;
75 
76  void Print(const Option_t* = "") const;
77 
78  private:
79 
80  const TRef originalTrack_; // NO ownership. We use TRef, since the Tracks could be stored in another file or tree.
81 
82  double weight_; // weight of the track in the vertex
83  TVectorD state_; // x, y, z, px, py, pz
84  TMatrixDSym cov_; // 6x6 covariance matrix
85  bool hasSmoothedData_; // true if state_ is forced to go through the vertex
86 
87  private:
88  ClassDef(GFRaveTrackParameters, 1)
89 };
90 
91 } /* End of namespace genfit */
94 #endif // GFRAVETRACKPARAMETERS_H