Bendtorch.gfix: def of bendtorch@1.3.0.0
Import: import bendtorch@1.3.0.0/main.bend as Bendtorch
Lines 2596-2602 of bendtorch@1.3.0.0/main.bend: https://jend.leeeet.dev/read.txt?path=bendtorch@1.3.0.0/main.bend&start_line=2596&end_line=2602

import Base

# g[j] = (p[j] * (g[j] - s)) * sc for j = idx..idx + k; rg and rp hold g[idx] and p[idx]
def gfix(k: Nat, +idx: U32, +s: F32, +sc: F32, rg: Array<F32> & F32, rp: Array<F32> & F32) -> A2:
  match k rg rp:
    case 0n Tuple{g, +d} Tuple{p, +y}:
      A2{p, Array.set(F32, g, idx, ((y * (d - s : F32) : F32) * sc : F32))}
    case 1n+q Tuple{g, +d} Tuple{p, +y}:
      gfix(q, (idx + 1 : U32), s, sc, Array.get(F32, Array.set(F32, g, idx, ((y * (d - s : F32) : F32) * sc : F32)), (idx + 1 : U32)), Array.get(F32, p, (idx + 1 : U32)))

Uses (12):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.get
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.set
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.mul
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.sub
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=bendtorch@1.3.0.0/main.bend&name=A2