Apple-2-SW/dos33fsprogs
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tfv: update some comments

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This commit is contained in:
Vince Weaver 2017-11-30 01:10:26 -05:00
parent e37caf6624
commit 2dba13ea86
1 changed files with 5 additions and 1 deletions
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6
tfv/tfv_flying.s
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@ -947,6 +947,10 @@ spacez_shifted:
ldx #40 ; was SCREEN_X ; 2
;==========
; 2
;===================================================
; SCREEN_X LOOP!!!!
; every cycle in here counts for 32*40=1280 cycles
;===================================================
screenx_loop:
@ -1028,7 +1032,7 @@ done_screenx_loop:
lda SCREEN_Y ; 3
cmp #40 ; LOWRES height ; 2
beq done_screeny ; 2nt/3
jmp screeny_loop ; 3
jmp screeny_loop ; too far to branch ; 3
;=============
; 15
done_screeny: