55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/*
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This file is part of Warzone 2100.
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Copyright (C) 1999-2004 Eidos Interactive
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Copyright (C) 2005-2013 Warzone 2100 Project
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Warzone 2100 is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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Warzone 2100 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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You should have received a copy of the GNU General Public License
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along with Warzone 2100; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/*! \file macros.h
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* \brief Various macro definitions
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*/
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#ifndef MACROS_H
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#define MACROS_H
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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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#define ABSDIF(a,b) ((a)>(b) ? (a)-(b) : (b)-(a))
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]) + WZ_ASSERT_ARRAY_EXPR(x))
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#define CLIP(val, min, max) do \
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{ \
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if ((val) < (min)) (val) = (min); \
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else if ((val) > (max)) (val) = (max); \
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} while(0)
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/*
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defines for ONEINX
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Use: if (ONEINX) { code... }
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*/
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#define ONEINTWO (rand()%2==0)
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#define ONEINTHREE (rand()%3==0)
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#define ONEINFOUR (rand()%4==0)
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#define ONEINFIVE (rand()%5==0)
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#define ONEINTEN (rand()%10==0)
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#define MACROS_H_STRINGIFY(x) #x
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#define TOSTRING(x) MACROS_H_STRINGIFY(x)
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#define AT_MACRO __FILE__ ":" TOSTRING(__LINE__)
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#endif // MACROS_H
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