filter.h
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00001 // $Id$
00002 // Copyright (C) 2002 Klaas Gadeyne <first dot last at gmail dot com>
00003 //
00004  /***************************************************************************
00005  *   This library is free software; you can redistribute it and/or         *
00006  *   modify it under the terms of the GNU General Public                   *
00007  *   License as published by the Free Software Foundation;                 *
00008  *   version 2 of the License.                                             *
00009  *                                                                         *
00010  *   As a special exception, you may use this file as part of a free       *
00011  *   software library without restriction.  Specifically, if other files   *
00012  *   instantiate templates or use macros or inline functions from this     *
00013  *   file, or you compile this file and link it with other files to        *
00014  *   produce an executable, this file does not by itself cause the         *
00015  *   resulting executable to be covered by the GNU General Public          *
00016  *   License.  This exception does not however invalidate any other        *
00017  *   reasons why the executable file might be covered by the GNU General   *
00018  *   Public License.                                                       *
00019  *                                                                         *
00020  *   This library is distributed in the hope that it will be useful,       *
00021  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00022  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00023  *   Lesser General Public License for more details.                       *
00024  *                                                                         *
00025  *   You should have received a copy of the GNU General Public             *
00026  *   License along with this library; if not, write to the Free Software   *
00027  *   Foundation, Inc., 59 Temple Place,                                    *
00028  *   Suite 330, Boston, MA  02111-1307  USA                                *
00029  *                                                                         *
00030  ***************************************************************************/
00031 
00032 #ifndef __FILTER__
00033 #define __FILTER__
00034 
00035 #include "../model/systemmodel.h"
00036 #include "../model/measurementmodel.h"
00037 #include "../pdf/pdf.h"
00038 
00039 namespace BFL
00040 {
00041   using namespace std;
00042 
00044 
00077   template <typename StateVar, typename MeasVar> class Filter
00078     {
00079     protected:
00080 
00082       Pdf<StateVar> * _prior;
00083 
00085 
00095       Pdf<StateVar> * _post;
00096 
00098 
00100       int _timestep;
00101 
00103 
00109       virtual bool UpdateInternal(SystemModel<StateVar>* const sysmodel,
00110                                   const StateVar& u,
00111                                   MeasurementModel<MeasVar,StateVar>* const measmodel,
00112                                   const MeasVar& z,
00113                                   const StateVar& s)=0;
00114 
00115     public:
00117 
00120       Filter(Pdf<StateVar> * prior);
00121 
00123 
00125       Filter(const Filter<StateVar,MeasVar>& filt);
00126 
00128       virtual ~Filter();
00129 
00131       virtual void Reset(Pdf<StateVar> * prior);
00132 
00134 
00140       virtual bool Update(SystemModel<StateVar>* const sysmodel,
00141                           const StateVar& u,
00142                           MeasurementModel<MeasVar,StateVar>* const measmodel,
00143                           const MeasVar& z,
00144                           const StateVar& s);
00145 
00147 
00154       virtual bool Update(SystemModel<StateVar>* const sysmodel,
00155                           MeasurementModel<MeasVar,StateVar>* const measmodel,
00156                           const MeasVar& z,
00157                           const StateVar& s);
00159 
00165       virtual bool Update(SystemModel<StateVar>* const sysmodel,
00166                           MeasurementModel<MeasVar,StateVar>* const measmodel,
00167                           const MeasVar& z);
00169 
00175       virtual bool Update(SystemModel<StateVar>* const sysmodel,
00176                           const StateVar& u,
00177                           MeasurementModel<MeasVar,StateVar>* const measmodel,
00178                           const MeasVar& z);
00179 
00181 
00184       virtual bool Update(SystemModel<StateVar>* const sysmodel,
00185                           const StateVar& u);
00187 
00189       virtual bool Update(SystemModel<StateVar>* const sysmodel);
00190 
00192 
00197       virtual bool Update(MeasurementModel<MeasVar,StateVar>* const measmodel,
00198                           const MeasVar& z,
00199                           const StateVar& s);
00201 
00205       virtual bool Update(MeasurementModel<MeasVar,StateVar>* const measmodel,
00206                           const MeasVar& z);
00207 
00209 
00212       virtual Pdf<StateVar> * PostGet();
00213 
00215 
00218       int TimeStepGet() const;
00219     };
00220 
00221   // For template instantiation
00222 #include "filter.cpp"
00223 
00224 } // End namespace BFL
00225 
00226 #endif // __FILTER__


bfl
Author(s): Klaas Gadeyne, Wim Meeussen, Tinne Delaet and many others. See web page for a full contributor list. ROS package maintained by Wim Meeussen.
autogenerated on Mon Feb 11 2019 03:45:12