Apple-2-SW/dos33fsprogs
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ds: didn't run on real hardware! was relying on AppleWin initing to zero

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uninitialized vars
This commit is contained in:
Vince Weaver 2019-11-09 20:17:07 -05:00
parent dc39e8261e
commit 643965b9db
4 changed files with 18 additions and 4 deletions
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10
demosplash/demosplash.s
View File

@ -6,6 +6,16 @@
demosplash2019:
;=========================
; clear zp
;=========================
lda #0
ldy #128
zp_clear_loop:
sta $0,y
iny
bne zp_clear_loop
;=========================
; set up sound
;=========================

1
demosplash/starbase_action.s
View File

@ -454,6 +454,7 @@ asstr_above:
lda #10
asstr_adjust_y:
and #$fe
sta ASTRONAUT_Y
jsr recalc_walk_collision

5
demosplash/starbase_astronaut.s
View File

@ -574,8 +574,9 @@ finally_draw_him:
sta XPOS
lda ASTRONAUT_Y
sec
sbc EARTH_OFFSET ; adjust for earthquakes
and #$fe
; sec
; sbc EARTH_OFFSET ; adjust for earthquakes
sta YPOS
lda DIRECTION

6
demosplash/zp.inc
View File

@ -146,6 +146,8 @@ BEAST_DEAD = $CB ; 1
VENT_OPEN = $CC ; 2
INTRO_REPEAT = $CD ; INTRO
ASTRONAUT_X = $CC
ASTRONAUT_Y = $CD
LASER_TEMP = $CE ; 2+
LEFT_SHOOT_TARGET = $CF ; ALL
@ -264,10 +266,10 @@ DRAW_PAGE = $EE ; ALL
OFFSET = $EF
INTRO_LOOPL = $F0 ; INTRO
ASTRONAUT_X = $F0 ; ALL
;ASTRONAUT_X = $F0 ; ALL
INTRO_LOOPH = $F1 ; INTRO
ASTRONAUT_Y = $F1 ; ALL
;ASTRONAUT_Y = $F1 ; ALL
SPRITETEMP = $F2 ; ALL
XPOS = $F3 ; ALL