hint_impl.h

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/* $Header: /var/cvs/mbdyn/mbdyn/mbdyn-1.0/mbdyn/base/hint_impl.h,v 1.21 2017/01/12 14:46:09 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 HINT_IMPL_H
#define HINT_IMPL_H

/* include del programma */
#include <sstream>
#include "dataman.h"
#include "tpldrive_impl.h"

extern Hint *
ParseHint(DataManager *pDM, const char *s);

class ParsableHint : public Hint {
protected:
        char    *sHint;

public:
        ParsableHint(const char *s);
        virtual ~ParsableHint(void);
};

class DriveHint : public ParsableHint {
public:
        DriveHint(const char *s);
        virtual ~DriveHint(void);

        DriveCaller *pCreateDrive(DataManager *pDM) const;
};

template <class T>
class TplVecHint : public ParsableHint {
public:
        TplVecHint(const char *s);
        virtual ~TplVecHint(void);

        T pCreateVec(DataManager *pDM) const;
};

template <class T>
TplVecHint<T>::TplVecHint(const char *s)
: ParsableHint(s)
{
        NO_OP;
}

template <class T>
TplVecHint<T>::~TplVecHint(void)
{
        NO_OP;
}

template <class T>
T
TplVecHint<T>::pCreateVec(DataManager *pDM) const
{
        std::istringstream in(sHint);
        InputStream In(in);

        MBDynParser HP(pDM->GetMathParser(), In, "TplVecHint::pCreateVec");
        HP.ExpectArg();

        T vec(mb_zero<T>());
        HP.Get(vec);

        return vec;
}

typedef TplVecHint<Vec3> TplVecHint3;
typedef TplVecHint<Vec6> TplVecHint6;

template <class T>
class TplDriveHint : public DriveHint {
public:
        TplDriveHint(const char *s);
        virtual ~TplDriveHint(void);
        TplDriveCaller<T> *pCreateDrive(DataManager *pDM) const;
};

template <class T>
TplDriveHint<T>::TplDriveHint(const char *s)
: DriveHint(s)
{
        NO_OP;
}

template <class T>
TplDriveHint<T>::~TplDriveHint(void)
{
        NO_OP;
}

template <class T>
TplDriveCaller<T> *
TplDriveHint<T>::pCreateDrive(DataManager *pDM) const
{
        std::istringstream in(sHint);
        InputStream In(in);

        MBDynParser HP(pDM->GetMathParser(), In, "TplDriveHint::pCreateDrive");
        HP.ExpectArg();
        HP.SetDataManager(pDM);

        return HP.GetTplDriveCaller<T>();
}

typedef TplDriveHint<Vec3> TplDriveHint3;
typedef TplDriveHint<Vec6> TplDriveHint6;

#endif /* HINT_IMPL_H */