obox3.h
Go to the documentation of this file.00001 /**************************************************************************** 00002 * VCGLib o o * 00003 * Visual and Computer Graphics Library o o * 00004 * _ O _ * 00005 * Copyright(C) 2004 \/)\/ * 00006 * Visual Computing Lab /\/| * 00007 * ISTI - Italian National Research Council | * 00008 * \ * 00009 * All rights reserved. * 00010 * * 00011 * This program is free software; you can redistribute it and/or modify * 00012 * it under the terms of the GNU General Public License as published by * 00013 * the Free Software Foundation; either version 2 of the License, or * 00014 * (at your option) any later version. * 00015 * * 00016 * This program is distributed in the hope that it will be useful, * 00017 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00018 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00019 * GNU General Public License (http://www.gnu.org/licenses/gpl.txt) * 00020 * for more details. * 00021 * * 00022 ****************************************************************************/ 00023 00024 #ifndef __VCGLIB_OBOX3 00025 #define __VCGLIB_OBOX3 00026 00027 #include <vcg/space/box3.h> 00028 00029 namespace vcg { 00030 00031 template<class T> 00032 class Obox3:public Box3<typename T>{ 00033 00034 public: 00035 00036 Matrix44<T> m; // a matrix to go in OB space 00037 Matrix44<T> mi; // inverse of m: from OB space to World 00038 00040 inline Obox3():Box3<T>(){} 00042 inline Obox3(const Obox3 &b):min(b.min),max(b.max),m(b.m),mi(b.mi){} 00044 inline Obox3(const Point3<T> &min, const Point3<T> &max, const Point3<T> *frame):Box3<T>(min,max){ 00045 T v[16]; 00046 //BaseX: BaseY: BaseZ: O: 00047 v[0]=frame[0].X(); v[1] =frame[1].X(); v[2] =frame[2].X(); v[3] =frame[3].X(); 00048 v[4]=frame[0].Y(); v[5] =frame[1].Y(); v[6] =frame[2].Y(); v[7] =frame[3].Y(); 00049 v[8]=frame[0].Z(); v[9] =frame[1].Z(); v[10]=frame[2].Z(); v[11]=frame[3].Z(); 00050 v[12]=0.0; v[13]=0.0; v[14]=0.0; v[15]=1; 00051 00052 mi=Matrix44f(v); 00053 m =Inverse(mi); 00054 } 00055 //Verifica se un punto appartiene ad un oriented bounding box. 00056 bool IsIn( Point3<T> const &p) const{ 00057 vcg::Point3<T> mod= m*p; 00058 return Box3::IsIn(mod); 00059 } 00061 inline ~Obox3(){} 00062 00063 00064 }; // end class definition 00065 typedef Obox3<short> Obox3s; 00066 typedef Obox3<int> Obox3i; 00067 typedef Obox3<float> Obox3f; 00068 typedef Obox3<double> Obox3d; 00069 00070 } // end namespace 00071 00072 00073 #endif