#include <nitro/fx/fx_trig.h>
u16 FX_AtanIdx( fx32 x );
x | An fx32 format fixed-point decimal |
Arctangent of x
This determines the arctangent of x
. The results are returned in a u16
format. The units of the result are equal to 1/65536 of a circle (2 π radians). (Example: A right angle would be 16384.) Internally, a table is referenced.
FX_Atan, FX_Atan2, FX_Atan2Idx
06/16/2004 Initial version.