Indexlist.hpp

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/*
 *      This file is part of qpOASES.
 *
 *      qpOASES -- An Implementation of the Online Active Set Strategy.
 *      Copyright (C) 2007-2011 by Hans Joachim Ferreau, Andreas Potschka,
 *      Christian Kirches et al. All rights reserved.
 *
 *      qpOASES is free software; you can redistribute it and/or
 *      modify it under the terms of the GNU Lesser General Public
 *      License as published by the Free Software Foundation; either
 *      version 2.1 of the License, or (at your option) any later version.
 *
 *      qpOASES is distributed in the hope that it will be useful,
 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *      See the GNU Lesser General Public License for more details.
 *
 *      You should have received a copy of the GNU Lesser General Public
 *      License along with qpOASES; if not, write to the Free Software
 *      Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */


#ifndef QPOASES_INDEXLIST_HPP
#define QPOASES_INDEXLIST_HPP


#include <qpOASES/Utils.hpp>


BEGIN_NAMESPACE_QPOASES


class Indexlist
{
        /*
         *  FRIENDS
         */
        friend class DenseMatrix;
        friend class SymDenseMat;
        friend class SparseMatrix;
        friend class SymSparseMat;

        /*
         *      PUBLIC MEMBER FUNCTIONS
         */
        public:
                Indexlist( );

                Indexlist(      int n   
                                        );

                Indexlist(      const Indexlist& rhs    
                                        );

                ~Indexlist( );

                Indexlist& operator=(   const Indexlist& rhs    
                                                                );


                returnValue init(       int n = 0       
                                                        );


                returnValue     getNumberArray( int** const numberarray 
                                                                        ) const;


                int     getIndex(       int givennumber 
                                                ) const;

                int     getNumber(      int physicalindex       
                                                ) const;


                inline int getLength( ) const;

                inline int getLastNumber( ) const;


                returnValue addNumber(  int addnumber                   
                                                                );

                returnValue removeNumber(       int removenumber        
                                                                        );

                returnValue swapNumbers(        int number1,            
                                                                        int number2                     
                                                                        );

                inline BooleanType isMember(    int _number             
                                                                                ) const;


        /*
         *      PROTECTED MEMBER FUNCTIONS
         */
        protected:
                returnValue clear( );

                returnValue copy(       const Indexlist& rhs    
                                                        );

                int findInsert( int i
                                                ) const;


        /*
         *      PROTECTED MEMBER VARIABLES
         */
        protected:
                int* number;            
                int* iSort;                     
                int     length;                 
                int     first;                  
                int     last;                   
                int     lastusedindex;  
                int     physicallength; 
};

END_NAMESPACE_QPOASES

#include <qpOASES/Indexlist.ipp>

#endif  /* QPOASES_INDEXLIST_HPP */


/*
 *      end of file
 */