From 0fcf4d66763a3c6f76dd99c1c5883d03238d4321 Mon Sep 17 00:00:00 2001
From: Brooke Vibber <bvibber@pobox.com>
Date: Sat, 28 Dec 2024 17:40:21 -0800
Subject: [PATCH 1/2] comment tweak

---
 mandel.s | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mandel.s b/mandel.s
index d198989..7c5c652 100644
--- a/mandel.s
+++ b/mandel.s
@@ -1209,7 +1209,7 @@ zero_byte_loop:
 
     jsr imul8xe_init
 
-    ; ox = 0; oy = 0; zoom = 0
+    ; ox = 0; oy = 0
     ; count_frames = 0; count_pixels = 0
     lda #0
     sta ox

From 504457595a7d4ad1a351b70ea508031c3ad55714 Mon Sep 17 00:00:00 2001
From: Brooke Vibber <bvibber@pobox.com>
Date: Sat, 28 Dec 2024 18:11:35 -0800
Subject: [PATCH 2/2] correct zoom border checks

---
 mandel.s | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mandel.s b/mandel.s
index 7c5c652..fe29001 100644
--- a/mandel.s
+++ b/mandel.s
@@ -1148,11 +1148,13 @@ skip_char:
     rts
 
 plus:
+    lda zoom
     cmp #8
     bpl skip_char
     inc zoom
     jmp done
 minus:
+    lda zoom
     cmp #1
     bmi skip_char
     dec zoom