K3dRay.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.,                                       *
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 ***************************************************************************/

#pragma once

#include "../MathCore/K3dVector3Obj.h"


class K3dRay
{
                // Ray is R(t) = P+t*D for t >= 0.  D is not necessarily unit length.

                K3dVector3Obj *m_pOrigin;  // P
                K3dVector3Obj *m_pDirection;  // D
        public:
                K3dRay ( K3dVector3Obj *_pOrigin, K3dVector3Obj *_pDirection );
                K3dRay();
                ~K3dRay();

                K3dRay& operator= ( K3dRay& _rkRay );

                K3dVector3Obj* GetOrigin()
                {
                        return m_pOrigin;
                }

                const K3dVector3Obj* GetOrigin() const
                {
                        return m_pOrigin;
                }

                void SetOrigin ( K3dVector3Obj* _pOrigin )
                {
                        m_pOrigin = _pOrigin;
                }

                K3dVector3Obj* GetDirection()
                {
                        return m_pDirection;
                }

                const K3dVector3Obj* GetDirection() const
                {
                        return m_pDirection;
                }

                void SetDirection ( K3dVector3Obj* _pDirection )
                {
                        m_pDirection = _pDirection;
                }
};

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