00001 /*======================================================================= 00002 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00003 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00004 *** *** 00005 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00006 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00007 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00008 *** *** 00009 *** RESTRICTED RIGHTS LEGEND *** 00010 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00011 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00012 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00013 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00014 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00015 *** *** 00016 *** COPYRIGHT (C) 1996-2014 BY FEI S.A.S, *** 00017 *** BORDEAUX, FRANCE *** 00018 *** ALL RIGHTS RESERVED *** 00019 **=======================================================================*/ 00020 /*======================================================================= 00021 ** Author : VSG (MMM YYYY) 00022 **=======================================================================*/ 00023 #ifndef _SB_SPHERE_ 00024 #define _SB_SPHERE_ 00025 00026 #include <Inventor/SbVec.h> 00027 00028 class SbLine; 00029 class SbBox3f; 00030 00032 // 00033 // Class: SbSphere 00034 // 00035 // Represents a sphere in 3D space. 00036 // 00038 00039 00057 class SbSphere { 00058 public: 00059 00063 SbSphere() {} 00064 00068 SbSphere(const SbVec3f &c, float r); 00069 00073 void setValue(const SbVec3f &c, float r); 00074 00078 void setCenter(const SbVec3f &c); 00082 void setRadius(float r); 00083 00087 const SbVec3f &getCenter() const { return center; } 00091 float getRadius() const { return radius; } 00092 00096 void circumscribe(const SbBox3f &box); 00097 00103 SbBool intersect(const SbLine &l, SbVec3f &intersection) const; 00108 SbBool intersect(const SbLine &l, SbVec3f &enter, SbVec3f &exit) const; 00109 00110 private: 00111 SbVec3f center; 00112 float radius; 00113 00114 }; 00115 00116 #endif /* _SB_SPHERE_ */ 00117 00118 00119