def cover.value
import gralha-svg-render@0.1.0.1/svg.bend as Svgimport Base
import gralha-text-scan@0.1.0.1/scan.bend as U
5204def cover.value(present: Bool, +cov: Cover, +es: EdgeTree, +inv: Matrix, +even: Bool, +p: Point) -> F32:
5205 match present:
5206 case True{}: cover.at(cov, p)
5207 case False{}: U.choose(F32, edge.tree.inside(es, matrix.point(inv, p), even), 1.0, 0.0)