Module math

Fixed point math helpers that are specific to TrueType hinting.

These are implemented in terms of font-types types when possible. It likely makes sense to use more strongly typed fixed point values in the future.

Functions

ceil

div

floor

floor_pad 🔒

mul

mul14

Multiplication for 2.14 fixed point.

mul_div

Fixed point multiply and divide: a * b / c

mul_div_no_round

Fixed point multiply and divide without rounding: a * b / c

normalize14

Normalize a vector in 2.14 fixed point.

round

round_pad