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 (c) 2000-2006 Torus Knot Software Ltd 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 You may alternatively use this source under the terms of a specific version of 00025 the OGRE Unrestricted License provided you have obtained such a license from 00026 Torus Knot Software Ltd. 00027 ----------------------------------------------------------------------------- 00028 */ 00029 // Original free version by: 00030 // Magic Software, Inc. 00031 // http://www.geometrictools.com/ 00032 // Copyright (c) 2000, All Rights Reserved 00033 00034 #ifndef __Plane_H__ 00035 #define __Plane_H__ 00036 00037 #include "OgrePrerequisites.h" 00038 00039 #include "OgreVector3.h" 00040 00041 namespace Ogre { 00042 00053 class _OgreExport Plane 00054 { 00055 public: 00058 Plane (); 00059 Plane (const Plane& rhs); 00061 Plane (const Vector3& rkNormal, Real fConstant); 00062 Plane (const Vector3& rkNormal, const Vector3& rkPoint); 00063 Plane (const Vector3& rkPoint0, const Vector3& rkPoint1, 00064 const Vector3& rkPoint2); 00065 00070 enum Side 00071 { 00072 NO_SIDE, 00073 POSITIVE_SIDE, 00074 NEGATIVE_SIDE, 00075 BOTH_SIDE 00076 }; 00077 00078 Side getSide (const Vector3& rkPoint) const; 00079 00084 Side getSide (const AxisAlignedBox& rkBox) const; 00085 00095 Side getSide (const Vector3& centre, const Vector3& halfSize) const; 00096 00105 Real getDistance (const Vector3& rkPoint) const; 00106 00108 void redefine(const Vector3& rkPoint0, const Vector3& rkPoint1, 00109 const Vector3& rkPoint2); 00110 00112 void redefine(const Vector3& rkNormal, const Vector3& rkPoint); 00113 00121 Vector3 projectVector(const Vector3& v) const; 00122 00132 Real normalise(void); 00133 00134 Vector3 normal; 00135 Real d; 00136 00138 bool operator==(const Plane& rhs) const 00139 { 00140 return (rhs.d == d && rhs.normal == normal); 00141 } 00142 bool operator!=(const Plane& rhs) const 00143 { 00144 return (rhs.d != d && rhs.normal != normal); 00145 } 00146 00147 _OgreExport friend std::ostream& operator<< (std::ostream& o, const Plane& p); 00148 }; 00149 00150 typedef std::vector<Plane> PlaneList; 00151 00152 } // namespace Ogre 00153 00154 #endif
Copyright © 2000-2005 by The OGRE Team
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Last modified Sun Sep 30 10:50:57 2007