K3dIntrLinePlane.h

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/***************************************************************************
 *   Copyright (C) 2007 by Jan Koci   *
 *   honza.koci@email.cz   *
 *   http://kengine.sourceforge.net/tutorial/
 *                                                                         *
 *   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.             *
 ***************************************************************************/

#pragma once

#include "../Geometry/K3dRay.h"
#include "../Geometry/K3dPlane.h"
#include "../MathCore/K3dVector3.h"
#include "../MathCore/K3dDistance.h"
#include "../MathCore/K3dMath.h"

enum ELinePlanePos
{
        K3D_FRONT_LINE=0,
        K3D_BACK_LINE,
        K3D_ON_PLANE_LINE,
        K3D_LINE_INTR_PLANE
};

class K3dIntrLinePlane: public K3dDistance
{
                K3dGameData *m_pGameData;       
                K3dVector3Obj m_kIntrPoint;     
                float m_fDistanceOrigin;        
                float m_fDistanceDirection;     
                ELinePlanePos m_eLinePos;       
        public:
                K3dIntrLinePlane ( K3dGameData *_pGameData );
                ~K3dIntrLinePlane();

                bool LinePlane ( const K3dRay &_rkLine, const K3dPlane &_rkPlane );

                K3dVector3Obj &GetIntrPoint()
                {
                        return m_kIntrPoint;
                }

                float &GetDistanceOrigin()
                {
                        return m_fDistanceOrigin;
                }
                const float &GetDistanceOrigin() const
                {
                        return m_fDistanceOrigin;
                }

                float &GetDistanceDirection()
                {
                        return m_fDistanceDirection;
                }
                const float &GetDistanceDirection() const
                {
                        return m_fDistanceDirection;
                }

                ELinePlanePos &GetLinePlanePos()
                {
                        return m_eLinePos;
                }
};

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