spiral: even more documentation

as always I blame foone
This commit is contained in:
Vince Weaver 2024-04-26 11:18:54 -04:00
parent a911154cfd
commit 1a9f28c7a2
1 changed files with 8 additions and 1 deletions

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@ -93,7 +93,8 @@ tiny_loop:
our_shape = $E2DF ; location in the Applesoft ROM
; that holds $11,$F0,$03,$20,$00
; which makes a nice line-ish pattern when
; which makes an offset right-angle
; double line-ish pattern when
; interpreted as a shape table
; (it points into the code for the FRE()
; BASIC routine but that's not important)
@ -115,3 +116,9 @@ our_shape = $E2DF ; location in the Applesoft ROM
; 0010 0000 = 00 100 000 NUP UP NOP
; 0000 0000 = end of shape
; x is the starting point, * are the two line segments drawn
; .
; *
; . x *
; . . .