/usr/include/allegro/fmaths.h is in liballegro4-dev 2:4.4.2-10.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | /* ______ ___ ___
* /\ _ \ /\_ \ /\_ \
* \ \ \L\ \\//\ \ \//\ \ __ __ _ __ ___
* \ \ __ \ \ \ \ \ \ \ /'__`\ /'_ `\/\`'__\/ __`\
* \ \ \/\ \ \_\ \_ \_\ \_/\ __//\ \L\ \ \ \//\ \L\ \
* \ \_\ \_\/\____\/\____\ \____\ \____ \ \_\\ \____/
* \/_/\/_/\/____/\/____/\/____/\/___L\ \/_/ \/___/
* /\____/
* \_/__/
*
* Fixed point math routines.
*
* By Shawn Hargreaves.
*
* See readme.txt for copyright information.
*/
#ifndef ALLEGRO_FMATH_H
#define ALLEGRO_FMATH_H
#include "base.h"
#include "fixed.h"
#ifdef __cplusplus
extern "C" {
#endif
AL_FUNC(fixed, fixsqrt, (fixed x));
AL_FUNC(fixed, fixhypot, (fixed x, fixed y));
AL_FUNC(fixed, fixatan, (fixed x));
AL_FUNC(fixed, fixatan2, (fixed y, fixed x));
AL_ARRAY(fixed, _cos_tbl);
AL_ARRAY(fixed, _tan_tbl);
AL_ARRAY(fixed, _acos_tbl);
#ifdef __cplusplus
}
#endif
#include "inline/fmaths.inl"
#endif /* ifndef ALLEGRO_FMATH_H */
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