def fill.rows
import gralha-svg-render@0.1.0.1/svg.bend as Svgimport Base
5359def fill.rows(fb: Array<U32>, n: Nat, +x0: U32, +y: U32, +cols: Nat, +t: Target, +front: U32) -> Array<U32>:
5360 match n:
5361 case 0n: fb
5362 case 1n+d: fill.rows(fill.row(fb, cols, target.index(t, x0, y), front), d, x0, (y + 1 : U32), cols, t, front)