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SphereDistance.h

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00001 //------------------------------------------------------------------------------
00002 // Lamp : Open source game middleware
00003 // Copyright (C) 2004  Junpei Ohtani ( Email : junpee@users.sourceforge.jp )
00004 //
00005 // This library is free software; you can redistribute it and/or
00006 // modify it under the terms of the GNU Lesser General Public
00007 // License as published by the Free Software Foundation; either
00008 // version 2.1 of the License, or (at your option) any later version.
00009 //
00010 // This library is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013 // Lesser General Public License for more details.
00014 //
00015 // You should have received a copy of the GNU Lesser General Public
00016 // License along with this library; if not, write to the Free Software
00017 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00018 //------------------------------------------------------------------------------
00019 
00020 /** @file
00021  * ‹…‹——£ƒwƒbƒ_
00022  * @author Junpee
00023  */
00024 
00025 #ifndef SPHERE_DISTANCE_H_
00026 #define SPHERE_DISTANCE_H_
00027 
00028 namespace Lamp{
00029 
00030 class Sphere;
00031 class Triangle;
00032 
00033 //------------------------------------------------------------------------------
00034 /**
00035  * ‹…‹——£
00036  */
00037 class SphereDistance{
00038 public:
00039     //--------------------------------------------------------------------------
00040     // “_
00041     //--------------------------------------------------------------------------
00042     /**
00043      * “_‹——£‚Ì“ñæ
00044      * @param sphere ‹…
00045      * @param point “_
00046      * @return ‹——£‚Ì“ñæ
00047      */
00048     static float squaredDistance(const Sphere& sphere, const Vector3& point);
00049 
00050     //--------------------------------------------------------------------------
00051     // ‹…
00052     //--------------------------------------------------------------------------
00053     /**
00054      * ‹…‹——£‚Ì“ñæ
00055      * @param sphere0 ‹…
00056      * @param sphere1 ‹…
00057      * @return ‹——£‚Ì“ñæ
00058      */
00059     static float squaredDistance(const Sphere& sphere0, const Sphere& sphere1);
00060 
00061     //--------------------------------------------------------------------------
00062     // ŽOŠp
00063     //--------------------------------------------------------------------------
00064     /**
00065      * ŽOŠp‹——£‚Ì“ñæ
00066      * @param sphere ‹…
00067      * @param triangle ŽOŠp
00068      * @return ‹——£‚Ì“ñæ
00069      */
00070     static float squaredDistance(
00071         const Sphere& sphere, const Triangle& triangle);
00072 
00073 private:
00074     //--------------------------------------------------------------------------
00075     // ƒRƒ“ƒXƒgƒ‰ƒNƒ^‚̉B•Á
00076     SphereDistance();
00077 
00078 };
00079 
00080 //------------------------------------------------------------------------------
00081 } // End of namespace Lamp
00082 #endif // End of SPHERE_DISTANCE_H_
00083 //------------------------------------------------------------------------------

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