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/*
* Copyright 2017 Anton Khirnov <anton@khirnov.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MG2D_COMMON_H
#define MG2D_COMMON_H
#define SQR(x) ((x) * (x))
#define SGN(x) ((x) >= 0.0 ? 1.0 : -1.0)
#define MAX(x, y) ((x) > (y) ? (x) : (y))
#define MIN(x, y) ((x) > (y) ? (y) : (x))
#define ARRAY_ELEMS(arr) (sizeof(arr) / sizeof(*arr))
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#define FD_STENCIL_MAX 4
#define STRINGIFY(x) #x
#define SOURCE_LOC(f, l) f ":" STRINGIFY(l)
#define mg2di_assert(x) \
do { \
if (!(x)) { \
fputs(SOURCE_LOC(__FILE__, __LINE__) \
": " "Assertion " #x " failed\n", stderr); \
abort(); \
} \
} while (0)
#endif /* MG2D_COMMON_H */
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