basecode/LocalDataElement.h

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/**********************************************************************
** This program is part of 'MOOSE', the
** Messaging Object Oriented Simulation Environment.
**           Copyright (C) 2003-2013 Upinder S. Bhalla. and NCBS
** It is made available under the terms of the
** GNU Lesser General Public License version 2.1
** See the file COPYING.LIB for the full notice.
**********************************************************************/
#ifndef _LOCAL_DATA_ELEMENT_H
#define _LOCAL_DATA_ELEMENT_H

class SrcFinfo;
class FuncOrder;

class LocalDataElement: public DataElement
{
    public:
        LocalDataElement( Id id, const Cinfo* c, const string& name,
            unsigned int numData = 1 );

        LocalDataElement( Id id, const Element* orig, unsigned int n );

        ~LocalDataElement();

        Element* copyElement( Id newParent, Id newId, unsigned int n, 
            bool toGlobal ) const;

        // Information access fields

        unsigned int numData() const;

        unsigned int localDataStart() const;

        unsigned int getNode( unsigned int dataId ) const;

        unsigned int startDataIndex( unsigned int node ) const;
        
        unsigned int rawIndex( unsigned int dataId ) const;


        bool isGlobal() const {
            return false;
        }

        unsigned int getNumOnNode( unsigned int node ) const;

        // data access stuff

        void resize( unsigned int newNumData );

        // Utility function for figuring out node data assignments when
        // the data array is resized.
        unsigned int setDataSize( unsigned int numData );

    private:
        unsigned int numData_;

        unsigned int numPerNode_;

        unsigned int localDataStart_;
};

#endif // _LOCAL_DATA_ELEMENT_H

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