sphere.h Source File

00001 /*
00002     Copyright (C) 2001 by Jorrit Tyberghein
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public
00015     License along with this library; if not, write to the Free
00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef __CS_SPHERE_H__
00020 #define __CS_SPHERE_H__
00021 
00022 #include "cstypes.h"
00023 #include "vector3.h"
00024 
00025 class csTransform;
00026 
00030 class csSphere
00031 {
00032 private:
00033   csVector3 center;
00034   float radius;
00035 
00036 public:
00038   csSphere ()
00039   {
00040     center.Set (0, 0, 0);
00041     radius = 0;
00042   }
00043 
00045   csSphere (const csVector3& center, float radius)
00046   {
00047     csSphere::center = center;
00048     csSphere::radius = radius;
00049   }
00050 
00052   csSphere (const csSphere& s) { center = s.center; radius = s.radius; }
00053 
00055   csVector3& GetCenter () { return center; }
00057   const csVector3& GetCenter () const { return center; }
00059   void SetCenter (const csVector3& c) { center = c; }
00061   float GetRadius () const { return radius; }
00063   void SetRadius (float r) { radius = r; }
00064 
00066   void Union (const csVector3& ocenter, float oradius);
00067 
00069   friend csSphere operator+ (const csSphere& s1, const csSphere& s2);
00071   csSphere& operator+= (const csSphere& s)
00072   {
00073     Union (s.center, s.radius);
00074     return *this;
00075   }
00076 };
00077 
00078 #endif // __CS_SPHERE_H__
00079