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78 lines
1.5 KiB
C++
78 lines
1.5 KiB
C++
/**
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* Definition of types and macros of general use.
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*
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* @file
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* @author Mauro E S Munoz
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* @date 2003-01-24
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* $Id$
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*
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* LICENSE INFORMATION
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*
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* Copyright(c) 2003 by CRIA -
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* Centro de Referencia em Informacao Ambiental
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*
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* http://www.cria.org.br
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details:
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*
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* http://www.gnu.org/copyleft/gpl.html
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*/
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#ifndef _DEFSHH_
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#define _DEFSHH_
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// Types.
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//
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typedef unsigned char uchar;
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typedef unsigned int uint;
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typedef unsigned long ulong;
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// Math types.
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//
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typedef double Real;
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typedef double Angle;
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// Must be 'float' or 'double':
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typedef double Coord; ///< Type of map coordinates.
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typedef double Scalar; ///< Type of map values.
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// Types for funtion pointers.
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//
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typedef double (*doubleFunc)(double);
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typedef float (*floatFunc)(float);
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#define Zero (1e-8)
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#define Abs(x) ((x) < 0 ? -(x) : x)
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#define IsZero(x) ((x) > -Zero && (x) < Zero)
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#define Min( a, b ) ((a) < (b) ? (a) : (b))
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#define Max( a, b ) ((a) > (b) ? (a) : (b))
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// windows only defs
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#ifdef WIN32
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#define strcasecmp _stricmp
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#endif
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#endif
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