KernelGather.gather_width_when: def of stelliferous@0.0.2.0
Import: import stelliferous@0.0.2.0/kernel_gather.bend as KernelGather
Lines 4-9 of stelliferous@0.0.2.0/kernel_gather.bend: https://jend.leeeet.dev/read.txt?path=stelliferous@0.0.2.0/kernel_gather.bend&start_line=4&end_line=9

import Base

# Clip once per leaf. A channel is one contiguous copy; padding never becomes
# a store into the next channel. Both owners stay affine across the channel loop.
def gather_width_when(inside: Bool,offset: U32,output_positions: U32,span: U32) -> U32:
  match inside:
    case False{}: 0
    case True{}: U32.min(span,(output_positions - offset : U32))

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.min
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub