uniform.h
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00001 // $Id: uniform.h tdelaet$
00002 // Copyright (C) 2007 Tinne De Laet <first dot last at gmail dot com>
00003 //
00004 // This program is free software; you can redistribute it and/or modify
00005 // it under the terms of the GNU Lesser General Public License as published by
00006 // the Free Software Foundation; either version 2.1 of the License, or
00007 // (at your option) any later version.
00008 //
00009 // This program is distributed in the hope that it will be useful,
00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 // GNU Lesser General Public License for more details.
00013 //
00014 // You should have received a copy of the GNU Lesser General Public License
00015 // along with this program; if not, write to the Free Software
00016 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017 //
00018 #ifndef UNIFORM_H
00019 #define UNIFORM_H
00020 
00021 #include "pdf.h"
00022 
00023 namespace BFL
00024 {
00026   class Uniform: public Pdf<MatrixWrapper::ColumnVector>
00027     {
00028     private:
00030       MatrixWrapper::ColumnVector _Lower;
00032       MatrixWrapper::ColumnVector _Higher;
00034       double _Height; //the height of the uniform distribution
00035 
00036       // variables to avoid allocation on the heap during resampling
00037       mutable ColumnVector _samples;
00038 
00039     public:
00041 
00045       Uniform (const MatrixWrapper::ColumnVector& Center, const MatrixWrapper::ColumnVector& Width);
00046 
00048       Uniform (int dimension = 0);
00049 
00051 
00053       virtual ~Uniform();
00054 
00056       friend std::ostream& operator<< (std::ostream& os, const Uniform& u);
00057 
00059       virtual Uniform* Clone() const;
00060 
00061       // Redefinition of pure virtuals
00062       virtual Probability ProbabilityGet(const MatrixWrapper::ColumnVector& input) const;
00063       bool SampleFrom (vector<Sample<MatrixWrapper::ColumnVector> >& list_samples,
00064                        const int num_samples,
00065                        int method=DEFAULT,
00066                        void * args=NULL) const;
00067       virtual bool SampleFrom (Sample<MatrixWrapper::ColumnVector>& one_sample, int method=DEFAULT, void * args=NULL) const;
00068 
00070 
00072       virtual MatrixWrapper::ColumnVector CenterGet() const;
00073 
00075 
00077       virtual MatrixWrapper::ColumnVector WidthGet() const;
00078 
00080 
00084       void UniformSet (const MatrixWrapper::ColumnVector& center, const MatrixWrapper::ColumnVector& width);
00085 
00086     };
00087 
00088 } // end namespace
00089 #endif


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 Sun Oct 5 2014 22:29:53