stlvh.h

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/* $Header: /var/cvs/mbdyn/mbdyn/mbdyn-1.0/libraries/libmbmath/stlvh.h,v 1.9 2017/01/12 14:43:54 masarati Exp $ */
/*
 * MBDyn (C) is a multibody analysis code.
 * http://www.mbdyn.org
 *
 * Copyright (C) 1996-2017
 *
 * Pierangelo Masarati  <masarati@aero.polimi.it>
 * Paolo Mantegazza     <mantegazza@aero.polimi.it>
 *
 * Dipartimento di Ingegneria Aerospaziale - Politecnico di Milano
 * via La Masa, 34 - 20156 Milano, Italy
 * http://www.aero.polimi.it
 *
 * Changing this copyright notice is forbidden.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation (version 2 of the License).
 *
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef STLVH_H
#define STLVH_H

#include <vector>
#include "vh.h"

class Vec3;
class SubVectorHandler;

/* STLVectorHandler - begin */

class STLVectorHandler : public VectorHandler, public std::vector<doublereal> {
public:
        STLVectorHandler(integer iSize = 0);

        virtual ~STLVectorHandler(void);

#ifdef DEBUG
        /* Usata per il debug */
        virtual void IsValid(void) const;
#endif /* DEBUG */

        virtual doublereal* pdGetVec(void) const;

        virtual integer iGetSize(void) const;

        virtual void Reset(void);

        virtual void Resize(integer iNewSize);

        virtual void PutCoef(integer iRow, const doublereal& dCoef);

        virtual void IncCoef(integer iRow, const doublereal& dCoef);

        virtual void DecCoef(integer iRow, const doublereal& dCoef);

        virtual const doublereal& dGetCoef(integer iRow) const;

        virtual const doublereal& operator () (integer iRow) const;

        virtual doublereal& operator () (integer iRow);

        /* Somma un Vec3 nella posizione desiderata */
        virtual void Add(integer iRow, const Vec3& v);

        /* Sottrae un Vec3 nella posizione desiderata */
        virtual void Sub(integer iRow, const Vec3& v);

        /* Scrive un Vec3 nella posizione desiderata */
        virtual void Put(integer iRow, const Vec3& v);

        /* Somma e moltiplica per uno scalare */
        virtual VectorHandler&
        ScalarAddMul(const VectorHandler& VH, const doublereal& d);

        /* Somma e moltiplica per uno scalare v = VH + d * VH1 */
        virtual VectorHandler&
        ScalarAddMul(const VectorHandler& VH, const VectorHandler& VH1,
                const doublereal& d);

        /* Moltiplica per uno scalare */
        virtual VectorHandler&
        ScalarMul(const VectorHandler& VH, const doublereal& d);

        /* Overload di += usato per la correzione della soluzione */
        virtual VectorHandler& operator += (const VectorHandler& VH);

        /* Overload di -= */
        virtual VectorHandler& operator -= (const VectorHandler& VH);

        /* Overload di *= */
        virtual VectorHandler& operator *= (const doublereal &d);

        /* Assegnazione che copia il contenuto della memoria di due handlers */
        virtual VectorHandler& operator = (const VectorHandler& VH);

        /* Norma 2 del vettore */
        virtual doublereal Dot(void) const;

        /* Prodotto Scalare di due vettori */
        virtual doublereal InnerProd(const VectorHandler& VH) const;
};

/* STLVectorHandler - end */

#endif // STLVH_H