Belle II Software  release-08-01-10
HMatrixUnit.h
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 */
23 #ifndef genfit_HMatrixUnit_h
24 #define genfit_HMatrixUnit_h
25 
26 #include "AbsHMatrix.h"
27 
28 
29 namespace genfit {
30 
40 class HMatrixUnit : public AbsHMatrix {
41 
42  public:
43 
44  HMatrixUnit() {;}
45 
46  const TMatrixD& getMatrix() const;
47 
48  TVectorD Hv(const TVectorD& v) const {return v;}
49 
50  TMatrixD MHt(const TMatrixDSym& M) const {return TMatrixD(M);}
51  TMatrixD MHt(const TMatrixD& M) const {return M;}
52 
53  void HMHt(TMatrixDSym&) const {return;}
54 
55  virtual HMatrixUnit* clone() const {return new HMatrixUnit(*this);}
56 
57  virtual bool isEqual(const AbsHMatrix& other) const {return (dynamic_cast<const HMatrixUnit*>(&other) != nullptr);}
58 
59  virtual void Print(const Option_t* = "") const;
60 
61  ClassDef(HMatrixUnit,1)
62 
63 };
64 
65 } /* End of namespace genfit */
68 #endif // genfit_HMatrixUnit_h
HMatrix for projecting from AbsTrackRep parameters to measured parameters in a DetPlane.
Definition: AbsHMatrix.h:37
AbsHMatrix implementation for 5-dimensional MeasurementOnPlane and RKTrackRep parameterization.
Definition: HMatrixUnit.h:40
const TMatrixD & getMatrix() const
Get the actual matrix representation.
Definition: HMatrixUnit.cc:36
TMatrixD MHt(const TMatrixDSym &M) const
M*H^t.
Definition: HMatrixUnit.h:50
void HMHt(TMatrixDSym &) const
similarity: H*M*H^t
Definition: HMatrixUnit.h:53
TVectorD Hv(const TVectorD &v) const
H*v.
Definition: HMatrixUnit.h:48
Defines for I/O streams used for error and debug printing.