fumiama/c64-snake
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完善代码

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fumiama
2021-04-14 23:20:54 +08:00
parent 21e40a1dd4
commit 84901e4969
3 changed files with 3 additions and 3 deletions
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4
addfood.asm
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@@ -46,8 +46,8 @@ addfood:
bmi + bmi +
sbc #$c0 sbc #$c0
tay tay
* lda (_ptr), y * iny
iny lda (_ptr), y
cmp #csps cmp #csps
bne - bne -
lda #crnd lda #crnd

2
main.asm
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@@ -27,7 +27,7 @@ main:
jsr printscore ; 打印分数 jsr printscore ; 打印分数
lda d lda d
sta prev_d ; 备份前一个按键 sta prev_d ; 备份前一个按键
lda #32 lda #20
jsr delay ; 延时期间最后一个按键位于d jsr delay ; 延时期间最后一个按键位于d
lda d lda d
cmp #ed_g cmp #ed_g

BIN
snake.prg
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