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fixatan
Langue: en
Version: version 4.2.2 (fedora - 05/07/09)
Section: 3 (Bibliothèques de fonctions)
NAME
fixatan - Fixed point inverse tangent lookup table. Allegro game programming library.SYNOPSIS
#include <allegro.h>fixed fixatan(fixed x);
DESCRIPTION
This function finds the inverse tangent of a value using a lookup table. The input value must be a fixed point radian. The inverse tangent is the value whose tangent is `x'. Example:fixed result; /* Sets `result' to binary angle 13. */ result = fixatan(ftofix(0.326));
RETURN VALUE
Returns the inverse tangent of a fixed point value, measured as a fixed point binary format angle.SEE ALSO
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