2024-12-28 02:40:02 +00:00
1 changed files with 3 additions and 2 deletions
--- a/mandel.s
+++ b/mandel.s
@ -548,7 +548,6 @@ done:
    lda #$40
    sta ptr + 1

-    ldx #0
    ldy #0

    ; outer loop: $00 -> $3f
@ -566,7 +565,9 @@ inner_loop:
    lda result
    sta (ptr),y
    lda result + 1
+    iny
    sta (ptr),y
+    dey

    ; result += 2 * arg2
    clc
@ -594,7 +595,7 @@ inner_loop:
    inc arg2
    inc ptr + 1
    lda ptr + 1
-    cmp #$40
+    cmp #$80
    bne outer_loop

    rts