curve.h

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/* ***********************************************************************************
        Writer:         Sebastien Bloc
        Copyright:      2004
        eMail:          sebastien.bloc@free.fr
        URL:            http://mignonsoft.free.fr

        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; either version 2
        of the License, or (at your option) any later version.

        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.
        http://www.gnu.org/copyleft/gpl.html
*********************************************************************************** */

#ifndef INCLUDE_CURVE_H
#define INCLUDE_CURVE_H

#include "3d.h"
#include "coordonate.h"

class Curve
{
public:
        int nbCutX;     // nb de decoupe en X
        int nbCutY;     // nb de decoupe en y
        Coordonate<GLdouble> center; // centre de l'incurvation

public:
        Curve()
        {
                Zero();
        }

        void Zero()
        {
                nbCutX=1;
                nbCutY=1;
                center.Set(0.5,0.5);
        }

        void operator=(Curve &source)
        {
                nbCutX = source.nbCutX;
                nbCutY = source.nbCutY;
                center = source.center;
        }

        BOOL Set(GLdouble zCenter,int nbCut) 
        {
                if (nbCut<0) return FALSE;
                nbCutX = nbCut;
                nbCutY = nbCut;
                center.Set(0.5,0.5,zCenter);
                return TRUE;
        }

        BOOL Set(GLdouble zCenter,int _nbCutX,int _nbCutY) 
        {
                if ((nbCutX<0)||(nbCutY<0)) return FALSE;
                nbCutX = _nbCutX;
                nbCutY = _nbCutY;
                center.Set(0.5,0.5,zCenter);
                return TRUE;
        }

        BOOL IsActive()
        {
                return ((nbCutX>1)||(nbCutY>1))?TRUE:FALSE;
        }
};

#endif

---