measurements/include/HMatrixU.h

0001 /* Copyright 2008-2010, Technische Universitaet Muenchen,
0002    Authors: Christian Hoeppner & Sebastian Neubert & Johannes Rauch
0003
0004    This file is part of GENFIT.
0005
0006    GENFIT is free software: you can redistribute it and/or modify
0007    it under the terms of the GNU Lesser General Public License as published
0008    by the Free Software Foundation, either version 3 of the License, or
0009    (at your option) any later version.
0010
0011    GENFIT is distributed in the hope that it will be useful,
0012    but WITHOUT ANY WARRANTY; without even the implied warranty of
0013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0014    GNU Lesser General Public License for more details.
0015
0016    You should have received a copy of the GNU Lesser General Public License
0017    along with GENFIT.  If not, see <http://www.gnu.org/licenses/>.
0018 */
0019 /** @addtogroup genfit
0020  * @{
0021  */
0022
0023 #ifndef genfit_HMatrixU_h
0024 #define genfit_HMatrixU_h
0025
0026 #include "AbsHMatrix.h"
0027
0028
0029 namespace genfit {
0030
0031 /**
0032  * @brief AbsHMatrix implementation for one-dimensional MeasurementOnPlane and RKTrackRep parameterization.
0033  *
0034  * This projects out u.
0035  * H = (0, 0, 0, 1, 0)
0036  */
0037 class HMatrixU : public AbsHMatrix {
0038
0039  public:
0040
0041   HMatrixU() {;}
0042
0043   const TMatrixD& getMatrix() const override;
0044
0045   TVectorD Hv(const TVectorD& v) const override;
0046
0047   TMatrixD MHt(const TMatrixDSym& M) const override;
0048   TMatrixD MHt(const TMatrixD& M) const override;
0049
0050   void HMHt(TMatrixDSym& M) const override;
0051
0052   virtual HMatrixU* clone() const override {return new HMatrixU(*this);}
0053
0054   virtual bool isEqual(const AbsHMatrix& other) const override {return (dynamic_cast<const HMatrixU*>(&other) != nullptr);}
0055
0056   virtual void Print(const Option_t* = "") const override;
0057
0058   ClassDefOverride(HMatrixU,1)
0059
0060 };
0061
0062 } /* End of namespace genfit */
0063 /** @} */
0064
0065 #endif // genfit_HMatrixU_h