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ExCFrustum.h

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00001 /*
00002  * ExNihilo 3D Engine
00003  * 
00004  *  This program is free software; you can redistribute it and/or modify
00005  *  it under the terms of the GNU General Public License as published by
00006  *  the Free Software Foundation; either version 2 of the License, or
00007  *  (at your option) any later version.
00008  *
00009  *  This program 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
00012  *  GNU Library General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU General Public License
00015  *  along with this program; if not, write to the Free Software
00016  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017  *
00018  * Please read AUTHORS file !!!
00019  * 
00020  * $Id: ExCFrustum.h,v 1.4 2002/06/16 00:51:04 binny Exp $
00021  *
00022  */
00023 
00024 #ifndef __EXCFRUSTUM_H__
00025 #define __EXCFRUSTUM_H__
00026 //--------------------------------
00027 // File to include
00028 //--------------------------------
00029 #include "ExDefine.h"
00030 #include "Math/ExMath.h"
00031 
00032 //--------------------------------
00033 class ExCFrustum 
00034 {
00035 private:
00036 //--------------------------------
00037 // Variable
00038 //--------------------------------
00039         float m_Frustum[6][4];
00040 public:
00041 //--------------------------------
00042 // Constructor // Destructor
00043 //--------------------------------
00044         ExCFrustum(void);
00045         ~ExCFrustum(void);
00046 //--------------------------------
00047 // Methode
00048 //--------------------------------
00049         void CalculateFrustum();
00050         bool PointInFrustum(float x, float y, float z);
00051         bool SphereInFrustum(float x, float y, float z, float radius);
00052         bool CubeInFrustum( float x, float y, float z, float size );
00053         bool BoxInFrustrum(ExCVertex point[8]);
00054 };
00055 #endif //__EXCFRUSTRUM_H__

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