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sprites: finally the missile works

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This commit is contained in:
Vince Weaver 2019-06-13 11:36:26 -04:00
parent bfe30981a9
commit 5db8dcc53a
1 changed files with 51 additions and 8 deletions
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59
interlace_demo/sprites.s
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@ -473,7 +473,6 @@ done_move:
lda FIRE_X ; 3
beq no_draw_fire ; 3
; -1
ldy FIRE_Y ; 3
@ -529,15 +528,59 @@ done_move:
no_draw_fire:
; delay 436-6 = 430
; want 436, have 6+1+(61*7)=434
; delay 200
lda #(200-25-2)
jsr delay_a
nop ; 2
; delay 230
lda #(230-25-2)
jsr delay_a
ldy FIRE_Y ; 3
; line 0
ldx #5 ; 2
jsr fire_line ; 6+51
;====
; 61+1
; line 1
iny ; 2
ldx #5 ; 2
jsr fire_line ; 6+51
;====
; 61
; line 2
iny ; 2
ldx #5 ; 2
jsr fire_line ; 6+51
;====
; 61
; line 3
iny ; 2
ldx #5 ; 2
jsr fire_line ; 6+51
;====
; 61
; line 4
iny ; 2
ldx #5 ; 2
jsr fire_line ; 6+51
;====
; 61
; line 5
iny ; 2
ldx #5 ; 2
jsr fire_line ; 6+51
;====
; 61
; line 6
iny ; 2
ldx #5 ; zero again ; 2
jsr fire_line ; 6+51
;====
; 61
done_draw_fire: