;; Conway's Game of Life
; n loewen & Elizabeth Pankratz
; 2023-08-23 - 

; Flag numbers for easier reference
#Carry 0
#Zero  1

#live_colour $FF
#dead_colour $00

#top_left  $00
#top_right $04
#bot_left  $14
#bot_right $18

#px_ptr $00
#live_neighbours_ptr $FF

; start of code

* $1D

@loop
 LDA (#px_ptr)

 ; do something...

 ; increment pixel pointer
 LDA (#px_ptr)
 STA #px_ptr
 JMP @loop

@check_for_tl_corner
 LDA (#px_ptr)
 ; choose a memory location to stash result. 0=false, 1=true
 HOP