Biomechanical Joint Model  Author: Anderson Maciel

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comecurve.cpp

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/***************************************************************************
 *   Copyright (C) 2004 by Anderson Maciel                                 *
 *   andi.maciel@gmail.com                                                 *
 *                                                                         *
 *   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.                          *
 *                                                                         *
 *   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.             *
 **************************************************************************/
#include        <algebra/comecurve.h>
#include        <algebra/comepoint.h>
#include        <stdio.h>


COME_Curve::~COME_Curve(){
        
        if( controlPoints ){
                delete controlPoints;
                controlPoints = NULL;
        }
}

COME_Curve::COME_Curve(){
        
        controlPoints = NULL;
}

COME_Curve::COME_Curve( COME_Vertex3D   *pts){

        controlPoints = pts;
}
                
void
COME_Curve::setControlPoints( COME_Vertex3D     *p ){
        controlPoints = p;
}

COME_Vertex3D*
COME_Curve::getControlPoints( void ){
        return controlPoints;
}

COME_Point3D
COME_Curve::getPointAsPoint( float t ){

        COME_Point3D    *p = new COME_Point3D();
/*      COME_Vertex3D p0 = getControlPoint(0);
        COME_Vertex3D p1 = getControlPoint(1);
        COME_Vertex3D p2 = getControlPoint(2);
        COME_Vertex3D p3 = getControlPoint(3);
        
        p->setX( p0.getX()*(1-t)*(1-t)*(1-t) + p1.getX()*3*t*(1-t)*(1-t) +
                                                 p2.getX()*3*t*t*(1-t) + p3.getX()*t*t*t );
        p->setY( p0.getY()*(1-t)*(1-t)*(1-t) + p1.getY()*3*t*(1-t)*(1-t) +
                                                 p2.getY()*3*t*t*(1-t) + p3.getY()*t*t*t );
        p->setZ( p0.getZ()*(1-t)*(1-t)*(1-t) + p1.getZ()*3*t*(1-t)*(1-t) +
                                                 p2.getZ()*3*t*t*(1-t) + p3.getZ()*t*t*t );
*/      
        return *p;
}

void
COME_Curve::vpRender( void ){
        // meanwhile do nothing
}

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