Parallel.visibility: def of bend-visgraph@2.0.0.0
Import: import bend-visgraph@2.0.0.0/parallel.bend as Parallel
Lines 158-165 of bend-visgraph@2.0.0.0/parallel.bend: https://jend.leeeet.dev/read.txt?path=bend-visgraph@2.0.0.0/parallel.bend&start_line=158&end_line=165

import Base
import bend-visgraph@2.0.0.0/visgraph.bend as VG

# VG.build on every thread: the stack runs on blocks, then the sweeps on
# chunks of equal work.
def visibility(+g: VG.Visibility, +dir: VG.Direction, +k: VG.Weight, +lo: F32, +hi: F32, ys: Array<F32>, xs: VG.Xs, +n: U32) -> VG.Edges:
  match xs:
    case VG.Index{}:
      built(True{}, g, dir, k, lo, hi, ys, VG.no_xs(), n)
    case VG.At{a}:
      built(False{}, g, dir, k, lo, hi, ys, a, n)

Uses (11):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-visgraph@2.0.0.0/parallel.bend&name=built
  https://jend.leeeet.dev/definition.txt?path=bend-visgraph@2.0.0.0/visgraph.bend&name=Direction
  https://jend.leeeet.dev/definition.txt?path=bend-visgraph@2.0.0.0/visgraph.bend&name=Edges
  https://jend.leeeet.dev/definition.txt?path=bend-visgraph@2.0.0.0/visgraph.bend&name=Visibility
  https://jend.leeeet.dev/definition.txt?path=bend-visgraph@2.0.0.0/visgraph.bend&name=Weight
  https://jend.leeeet.dev/definition.txt?path=bend-visgraph@2.0.0.0/visgraph.bend&name=Xs
  https://jend.leeeet.dev/definition.txt?path=bend-visgraph@2.0.0.0/visgraph.bend&name=no_xs