#include <nitro/fx/fx_cp.h>
fx32 FX_InvSqrt(fx32 x);
| x | fx32 format fixed-point decimal |
Reciprocal of the square root of x.
This function calculates the reciprocal of an fx32-format square root. The result is returned as an fx32 type.
The Divider and Square Root Calculator are used internally. Refer to Divider Usage Notes when using this function inside an interrupt.
01/19/2004 Initial version.
CONFIDENTIAL