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File indexing completed on 2025-01-18 10:11:11

0001 // @(#)root/tmva $Id$
0002 // Author: Andreas Hoecker, Joerg Stelzer, Helge Voss, Kai Voss
0003 
0004 /**********************************************************************************
0005  * Project: TMVA - a Root-integrated toolkit for multivariate data analysis       *
0006  * Package: TMVA                                                                  *
0007  * Class  : Volume                                                                *
0008  *                                             *
0009  *                                                                                *
0010  * Description:                                                                   *
0011  *      Volume for BinarySearchTree                                               *
0012  *                                                                                *
0013  * Authors (alphabetical):                                                        *
0014  *      Andreas Hoecker <Andreas.Hocker@cern.ch> - CERN, Switzerland              *
0015  *      Helge Voss      <Helge.Voss@cern.ch>     - MPI-K Heidelberg, Germany      *
0016  *      Kai Voss        <Kai.Voss@cern.ch>       - U. of Victoria, Canada         *
0017  *                                                                                *
0018  * Copyright (c) 2005:                                                            *
0019  *      CERN, Switzerland                                                         *
0020  *      U. of Victoria, Canada                                                    *
0021  *      MPI-K Heidelberg, Germany                                                 *
0022  *                                                                                *
0023  * Redistribution and use in source and binary forms, with or without             *
0024  * modification, are permitted according to the terms listed in LICENSE           *
0025  * (see tmva/doc/LICENSE)                                          *
0026  **********************************************************************************/
0027 
0028 #ifndef ROOT_TMVA_Volume
0029 #define ROOT_TMVA_Volume
0030 
0031 //////////////////////////////////////////////////////////////////////////
0032 //                                                                      //
0033 // Volume                                                               //
0034 //                                                                      //
0035 // Volume for BinarySearchTree                                          //
0036 //                                                                      //
0037 // volume element: cubic variable space beteen upper and lower bonds of //
0038 // nvar-dimensional variable space                                      //
0039 //                                                                      //
0040 //////////////////////////////////////////////////////////////////////////
0041 
0042 #include <vector>
0043 #include "RtypesCore.h"
0044 
0045 namespace TMVA {
0046 
0047    class Volume {
0048 
0049    public:
0050 
0051       // constructors
0052       Volume( std::vector<Float_t>* l, std::vector<Float_t>* u = nullptr);
0053       Volume( std::vector<Double_t>* l = nullptr, std::vector<Double_t>* u = nullptr);
0054       Volume( Volume& );
0055       Volume( Float_t* l , Float_t* u , Int_t nvar );
0056       Volume( Double_t* l , Double_t* u , Int_t nvar );
0057       Volume( Float_t l , Float_t u );
0058       Volume( Double_t l , Double_t u );
0059 
0060       // destructor
0061       virtual ~Volume( void );
0062 
0063       // operators
0064       Volume& operator=( const Volume& );
0065 
0066       // destruct the volue
0067       void Delete       ( void );
0068       // "scale" the volume by multiplying each upper and lower boundary by "f"
0069       void Scale        ( Double_t f );
0070       // "scale" the volume by symmetrically blowing up the interval in each dimension
0071       void ScaleInterval( Double_t f );
0072       void Print        ( void ) const;
0073 
0074       // allow direct access for better speed
0075       std::vector<Double_t> *fLower;    ///< vector with lower volume dimensions
0076       std::vector<Double_t> *fUpper;    ///< vector with upper volume dimensions
0077 
0078    private:
0079 
0080       Bool_t                fOwnerShip; ///< flag if "boundary vector" is owned by the volume of not
0081    };
0082 
0083 } // namespace TMVA
0084 
0085 #endif