KernelPackingWitness.column: def of stelliferous@0.0.2.0
Import: import stelliferous@0.0.2.0/proofs/kernel_packing_witness.bend as KernelPackingWitness
Lines 35-48 of stelliferous@0.0.2.0/proofs/kernel_packing_witness.bend: https://jend.leeeet.dev/read.txt?path=stelliferous@0.0.2.0/proofs/kernel_packing_witness.bend&start_line=35&end_line=48

import Base
import stelliferous@0.0.2.0/kernel_spatial_packing.bend as Packing
import stelliferous@0.0.2.0/kernel_tile.bend as Tile
import stelliferous@0.0.2.0/proofs/traversal_witness.bend as TraversalWitness
import stelliferous@0.0.2.0/proofs/kernel_packing_read_witness.bend as PackingReadWitness

def column(~block: Packing.Block(),
  ~sampled: @-input: Array<F32> -> @+row: U32 -> @+column: U32 -> @+channel: U32 -> @+height: U32 -> @+width: U32 -> @+stride: U32 -> @+next_row: U32 -> @+offset: U32 -> @+output_width: U32 ->
    @+kernel_column: U32 -> @+padding: U32 ->
    @+evidence: PackingReadWitness.family(input) -> TraversalWitness.Sample<Array<F32>,Tile.Tile8,input,block(input,row,column,channel,height,width,stride,next_row,offset,output_width,kernel_column,padding)>,
  +depth: Nat,-input: Array<F32>,-state: Packing.RowTiles(),+input_evidence: PackingReadWitness.family(input),evidence: RowEvidence<input,depth,state>) ->
  RowEvidence<input,depth,Packing.column_step(~block,state)>:
  RowEvidence{output,cursor,equation,balanced} = evidence
  RowCursor{+i,+c,+kr,+kc,+row,+offset,+ow,+h,+w,+s,+p,+taps} = cursor
  %Equal.sym(Packing.RowTiles(),state,restore_row(input,output,RowCursor{i,c,kr,kc,row,offset,ow,h,w,s,p,taps}),equation) : RowEvidence<input,depth,Packing.column_step(~block,_)>
  +iy = (row * s + kr - p : U32)
  +ix = (offset * s + kc - p : U32)
  +cb = (c * h * w : U32)
  store_row(depth,input,output,RowCursor{i,c,kr,kc,row,offset,ow,h,w,s,p,taps},block(input,iy,ix,cb,h,w,s,((row + 1) * s + kr - p : U32),offset,ow,kc,p),balanced,
    sampled(input,iy,ix,cb,h,w,s,((row + 1) * s + kr - p : U32),offset,ow,kc,p,input_evidence))

Uses (18):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  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=Base/base.bend&name=U32.mul
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/kernel_spatial_packing.bend&name=Block
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/kernel_spatial_packing.bend&name=RowTiles
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/kernel_spatial_packing.bend&name=column_step
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/kernel_tile.bend&name=Tile8
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/kernel_packing_read_witness.bend&name=family
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/kernel_packing_witness.bend&name=RowCursor
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/kernel_packing_witness.bend&name=RowEvidence
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/kernel_packing_witness.bend&name=restore_row
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/kernel_packing_witness.bend&name=store_row
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/traversal_witness.bend&name=Sample