Main Page Namespace List Class Hierarchy Alphabetical List Compound List File List Namespace Members Compound Members File Members Related Pages

# OgreRay.h

Go to the documentation of this file.

    00001 /*
    00002 -----------------------------------------------------------------------------
    00003 This source file is part of OGRE
    00004     (Object-oriented Graphics Rendering Engine)
    00005 For the latest info, see http://www.ogre3d.org/
    00006
    00007 Copyright © 2000-2003 The OGRE Team
    00008 Also see acknowledgements in Readme.html
    00009
    00010 This program is free software; you can redistribute it and/or modify it under
    00011 the terms of the GNU Lesser General Public License as published by the Free Software
    00012 Foundation; either version 2 of the License, or (at your option) any later
    00013 version.
    00014
    00015 This program is distributed in the hope that it will be useful, but WITHOUT
    00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
    00018
    00019 You should have received a copy of the GNU Lesser General Public License along with
    00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
    00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
    00022 http://www.gnu.org/copyleft/lesser.txt.
    00023 -----------------------------------------------------------------------------
    00024 */
    00025 #ifndef __Ray_H_
    00026 #define __Ray_H_
    00027
    00028 // Precompiler options
    00029 #include "OgrePrerequisites.h"
    00030
    00031 #include "OgreVector3.h"
    00032
    00033 namespace Ogre {
    00034
    00036     class _OgreExport Ray
    00037     {
    00038     protected:
    00039         Vector3 mOrigin;
    00040         Vector3 mDirection;
    00041     public:
    00042         Ray():mOrigin(Vector3::ZERO), mDirection(Vector3::UNIT_Z) {}
    00043         Ray(const Vector3& origin, const Vector3& direction)
    00044             :mOrigin(origin), mDirection(direction) {}
    00045         virtual ~Ray() {}
    00046
    00048         void setOrigin(const Vector3& origin) {mOrigin = origin;}
    00050         const Vector3& getOrigin(void) const {return mOrigin;}
    00051
    00053         void setDirection(const Vector3& dir) {mDirection = dir;}
    00055         const Vector3& getDirection(void) const {return mDirection;}
    00056
    00058         Vector3 getPoint(Real t) const {
    00059             return Vector3(mOrigin + (mDirection * t));
    00060         }
    00061
    00063         Vector3 operator*(Real t) const {
    00064             return getPoint(t);
    00065         };
    00066
    00073         std::pair<bool, Real> intersects(const Plane& p) const
    00074         {
    00075             return Math::intersects(*this, p);
    00076         }
    00083         std::pair<bool, Real> intersects(const Sphere& s) const
    00084         {
    00085             return Math::intersects(*this, s);
    00086         }
    00093         std::pair<bool, Real> intersects(const AxisAlignedBox& box) const
    00094         {
    00095             return Math::intersects(*this, box);
    00096         }
    00097
    00098     };
    00099
    00100 }
    00101 #endif

Copyright © 2002-2003 by The OGRE Team
Last modified Sun Nov 28 19:48:41 2004