Computes the operamath 2.30 cosine of a 16.16 fraction.
frac30 CosF30( frac16 x )
This function returns the operamath 2.30 cosine of a 16.16 fraction. In operamath coordinates, there are 256.0 units in a circle.
The function returns the 2.30 cosine of the input angle.
Folio call implemented in operamath V20.
operamath.h, operamath.lib