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 Wed Jan 21 00:10:23 2004