def cover.vector
import gralha-svg-render@0.1.0.1/svg.bend as Svgimport Base
4326# The linear part of m applied to (x, y).
4327def cover.vector(+m: Matrix, +x: F32, +y: F32) -> Point:
4328 Matrix{a, b, c, d, e, f} = m
4329 Point{(a * x + c * y : F32), (b * x + d * y : F32)}