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43 lines
764 B
Plaintext
43 lines
764 B
Plaintext
;license:MIT
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;(c) 2018 by 4am
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;
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!cpu 6502
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!to "build/FX/IRIS",plain
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*=$6000
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coord = $FE
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lda #<@coords
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sta coord
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lda #>@coords
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sta coord+1
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ldy #0
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@loop
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lda (coord),y
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tax
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iny
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lda (coord),y
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tay
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txa
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jsr HGRHalfBlockCopy
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lda #$6
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jsr WaitForKeyWithTimeout
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bmi @exit
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inc coord
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bne +
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inc coord+1
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+ inc coord
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bne +
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inc coord+1
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+ ldy #$00
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lda ($FE),y
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bpl @loop
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@exit rts
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@coords
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!source "src/fx/fx.hgr.iris.data.a"
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!byte $80
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!source "src/wait.a"
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!source "src/fx/fx.hgr.common.a"
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