Inside Macintosh: QuickDraw GX Environment and Utilities /

Chapter 8 - QuickDraw GX Mathematics / QuickDraw GX Mathematics Reference

Number-Conversion Macros / Format Conversions

FractToFixed

You can use the FractToFixed macro to convert a fract number to a Fixed number.

#define FractToFixed (a) ((Fixed) (a) + 8192L >> 14)

a

A fract number to be converted to a Fixed number.

macro result

A Fixed number having the closest value to the fract number.