def cover.at
import gralha-svg-render@0.1.0.1/svg.bend as Svgimport Base
import gralha-coverage@0.1.0.1/cover.bend as Cov
116def cover.at(+c: Cover, +p: Point) -> F32:
117 Cover{mask, Point{ox, oy}, step} = c
118 Point{x, y} = p
119 Cov.mask.at(mask, ((x - ox) / step : F32), ((y - oy) / step : F32))