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AABoxOps.h

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00001 /************************************************************** ggt-head beg
00002  *
00003  * GGT: Generic Graphics Toolkit
00004  *
00005  * Original Authors:
00006  *   Allen Bierbaum
00007  *
00008  * -----------------------------------------------------------------
00009  * File:          $RCSfile: AABoxOps.h,v $
00010  * Date modified: $Date: 2003/03/17 02:14:48 $
00011  * Version:       $Revision: 1.5 $
00012  * -----------------------------------------------------------------
00013  *
00014  *********************************************************** ggt-head end */
00015 /*************************************************************** ggt-cpr beg
00016 *
00017 * GGT: The Generic Graphics Toolkit
00018 * Copyright (C) 2001,2002 Allen Bierbaum
00019 *
00020 * This library is free software; you can redistribute it and/or
00021 * modify it under the terms of the GNU Lesser General Public
00022 * License as published by the Free Software Foundation; either
00023 * version 2.1 of the License, or (at your option) any later version.
00024 *
00025 * This library is distributed in the hope that it will be useful,
00026 * but WITHOUT ANY WARRANTY; without even the implied warranty of
00027 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00028 * Lesser General Public License for more details.
00029 *
00030 * You should have received a copy of the GNU Lesser General Public
00031 * License along with this library; if not, write to the Free Software
00032 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
00033 *
00034  ************************************************************ ggt-cpr end */
00035 #ifndef _GMTL_AABOXOPS_H_
00036 #define _GMTL_AABOXOPS_H_
00037 
00038 #include <gmtl/AABox.h>
00039 #include <gmtl/VecOps.h>
00040 
00041 namespace gmtl
00042 {
00043 
00058 template< class DATA_TYPE >
00059 inline bool operator==( const AABox<DATA_TYPE>& b1, const AABox<DATA_TYPE>& b2 )
00060 {
00061    return ( (b1.isEmpty() == b2.isEmpty()) &&
00062             (b1.getMin() == b2.getMin()) &&
00063             (b1.getMax() == b2.getMax()) );
00064 }
00065 
00075 template< class DATA_TYPE >
00076 inline bool operator!=( const AABox<DATA_TYPE>& b1, const AABox<DATA_TYPE>& b2 )
00077 {
00078    return (! (b1 == b2));
00079 }
00080 
00092 template< class DATA_TYPE >
00093 inline bool isEqual( const AABox<DATA_TYPE>& b1, const AABox<DATA_TYPE>& b2, const DATA_TYPE& eps )
00094 {
00095    gmtlASSERT( eps >= 0 );
00096    return (b1.isEmpty() == b2.isEmpty()) &&
00097           isEqual( b1.getMin(), b2.getMin(), eps ) &&
00098           isEqual( b1.getMax(), b2.getMax(), eps );
00099 }
00102 }
00103 
00104 #endif
00105 

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