def cubic.go

gralha-svg-render@0.1.0.1 · svg.bend:202

import Base
import gralha-text-scan@0.1.0.1/scan.bend as U

202def cubic.go(+n: Nat, +i: F32, +step: F32, +p: Point, +a: Point, +b: Point, +q: Point, +prev: Point, +edges: List<&2, Edge>) -> List<&2, Edge>:
203  match n:
204    case 0n: edges
205    case 1n+d:
206      +next = U.choose(Point, U32.is_zero(U32.from_nat(d)), q, cubic.at(p, a, b, q, (i * step : F32)))
207      cubic.go(d, (i + 1.0 : F32), step, p, a, b, q, next, Con{edge.of(prev, next, True{}, False{}), edges})