source: projectionDesigner/tag/ProjectionDesigner_1.1.5/projdesigner/include/gmtl/CoordOps.h @ 2

Last change on this file since 2 was 2, checked in by Torben Dannhauer, 10 years ago
File size: 3.1 KB
Line 
1/************************************************************** ggt-head beg
2 *
3 * GGT: Generic Graphics Toolkit
4 *
5 * Original Authors:
6 *   Allen Bierbaum
7 *
8 * -----------------------------------------------------------------
9 * File:          CoordOps.h,v
10 * Date modified: 2004/05/25 16:36:28
11 * Version:       1.6
12 * -----------------------------------------------------------------
13 *
14 *********************************************************** ggt-head end */
15/*************************************************************** ggt-cpr beg
16*
17* GGT: The Generic Graphics Toolkit
18* Copyright (C) 2001,2002 Allen Bierbaum
19*
20* This library is free software; you can redistribute it and/or
21* modify it under the terms of the GNU Lesser General Public
22* License as published by the Free Software Foundation; either
23* version 2.1 of the License, or (at your option) any later version.
24*
25* This library is distributed in the hope that it will be useful,
26* but WITHOUT ANY WARRANTY; without even the implied warranty of
27* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
28* Lesser General Public License for more details.
29*
30* You should have received a copy of the GNU Lesser General Public
31* License along with this library; if not, write to the Free Software
32* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
33*
34 ************************************************************ ggt-cpr end */
35#ifndef _GMTL_COORD_OPS_H_
36#define _GMTL_COORD_OPS_H_
37
38#include <gmtl/Coord.h>
39
40namespace gmtl
41{
42/** @ingroup Compare Coord
43 * @name Coord Comparitors
44 * @{
45 */
46
47   /** Compare two coordinate frames for equality.
48    * @param c1   the first Coord
49    * @param c2   the second Coord
50    * @return     true if c1 is the same as c2, false otherwise
51    */
52   template <typename POS_TYPE, typename ROT_TYPE>
53   inline bool operator==( const Coord<POS_TYPE, ROT_TYPE>& c1, 
54                           const Coord<POS_TYPE, ROT_TYPE>& c2 )
55   {
56      return bool( c1.getPos() == c2.getPos() &&
57                   c1.getRot() == c2.getRot() );
58   }
59
60   /** Compare two coordinate frames for not-equality.
61    * @param c1   the first Coord
62    * @param c2   the second Coord
63    * @return     true if c1 is different from c2, false otherwise
64    */
65   template <typename POS_TYPE, typename ROT_TYPE>
66   inline bool operator!=( const Coord<POS_TYPE, ROT_TYPE>& c1, 
67                           const Coord<POS_TYPE, ROT_TYPE>& c2 )
68   {
69      return !operator==( c1, c2 );
70   }
71
72   /** Compare two coordinate frames for equality with a given tolerance.
73    * @param c1   the first Coord
74    * @param c2   the second Coord
75    * @param tol  the tolerance coordinate frame of the same type as c1 and c2
76    * @return     true if c1 is equal within a tolerance of c2, false otherwise
77    */
78   template <typename POS_TYPE, typename ROT_TYPE>
79   inline bool isEqual( const Coord<POS_TYPE, ROT_TYPE>& c1, 
80                        const Coord<POS_TYPE, ROT_TYPE>& c2, 
81                        typename Coord<POS_TYPE, ROT_TYPE>::DataType tol = 0 )
82   {
83      return bool( isEqual( c1.getPos(), c2.getPos(), tol ) &&
84                   isEqual( c1.getRot(), c2.getRot(), tol )     );
85   }
86/** @} */
87
88}
89
90#endif
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