def ttf.value.size
import gralha-truetype@0.1.0.1/font.bend as Fontimport Base
727# A value record holds two bytes per set format bit; XAdvance follows the two placement fields.
728def ttf.value.size(+vf: U32) -> U32:
729 (ttf.bits(U32.and(vf, 255)) * 2 : U32)