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Diffstat (limited to 'hacks/images/m6502/cellular-30.asm')
| -rw-r--r-- | hacks/images/m6502/cellular-30.asm | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/hacks/images/m6502/cellular-30.asm b/hacks/images/m6502/cellular-30.asm new file mode 100644 index 0000000..2439561 --- /dev/null +++ b/hacks/images/m6502/cellular-30.asm @@ -0,0 +1,67 @@ +; Rule 30 cellular automata +; by D.S. + + lda #1 + sta $20f + +l3: + lda #2 + sta 3 + sta 5 + sta 7 + lda #1 + sta 9 + sta 6 + lda #255 + sta 8 + lda #0 + sta 2 + lda #32 + sta 4 + ldx #30 +l1: + ldy #31 + +l2: + lda ($2),y + ora ($6),y + eor ($8),y + sta ($4),y + dey + bpl l2 + + lda $2 + adc #32 + sta $2 + lda $3 + adc #0 + sta $3 + lda $4 + adc #32 + sta $4 + lda $5 + adc #0 + sta $5 + lda $6 + adc #32 + sta $6 + lda $7 + adc #0 + sta $7 + lda $8 + adc #32 + sta $8 + lda $9 + adc #0 + sta $9 + dex + bpl l1 + + ldy #31 +l4: + lda ($2),y + sta $200,y + dey + bpl l4 + + jmp l3 |