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 * セグメント距離ヘッダ 00022 * @author Junpee 00023 */ 00024 00025 #ifndef SEGMENT_DISTANCE_H_ 00026 #define SEGMENT_DISTANCE_H_ 00027 00028 namespace Lamp{ 00029 00030 class Segment; 00031 class Sphere; 00032 class Triangle; 00033 00034 //------------------------------------------------------------------------------ 00035 /** 00036 * セグメント距離 00037 */ 00038 class SegmentDistance{ 00039 public: 00040 //-------------------------------------------------------------------------- 00041 // 点 00042 //-------------------------------------------------------------------------- 00043 /** 00044 * 点距離の二乗 00045 * @param segment セグメント 00046 * @param point 点 00047 * @return 距離の二乗 00048 */ 00049 static float squaredDistance(const Segment& segment, const Vector3& point); 00050 00051 //-------------------------------------------------------------------------- 00052 // セグメント 00053 //-------------------------------------------------------------------------- 00054 /** 00055 * 距離の二乗 00056 * @param segment0 セグメント 00057 * @param segment1 セグメント 00058 * @return 距離の二乗 00059 */ 00060 static float squaredDistance( 00061 const Segment& segment0, const Segment& segment1); 00062 00063 //-------------------------------------------------------------------------- 00064 // 球 00065 //-------------------------------------------------------------------------- 00066 /** 00067 * 球距離の二乗 00068 * @param segment セグメント 00069 * @param sphere 球 00070 * @return 距離の二乗 00071 */ 00072 static float squaredDistance(const Segment& segment, const Sphere& sphere); 00073 00074 //-------------------------------------------------------------------------- 00075 // 三角 00076 //-------------------------------------------------------------------------- 00077 /** 00078 * 三角距離の二乗 00079 * @param segment セグメント 00080 * @param triangle 三角 00081 * @return 距離の二乗 00082 */ 00083 static float squaredDistance( 00084 const Segment& segment, const Triangle& triangle); 00085 00086 private: 00087 //-------------------------------------------------------------------------- 00088 // コンストラクタの隠蔽 00089 SegmentDistance(); 00090 00091 }; 00092 00093 //------------------------------------------------------------------------------ 00094 } // End of namespace Lamp 00095 #endif // End of SEGMENT_DISTANCE_H_ 00096 //------------------------------------------------------------------------------