From a15f2cf498d3538279139475268c201d0964a9b6 Mon Sep 17 00:00:00 2001
From: Toni Wilen <twilen@winuae.net>
Date: Wed, 16 Aug 2017 10:34:02 +0300
Subject: [PATCH] AGA bitplane special case extra check, without it many AGA
 programs had display corruption.

---
 custom.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/custom.cpp b/custom.cpp
index c580631a..d83d5fcf 100644
--- a/custom.cpp
+++ b/custom.cpp
@@ -2970,7 +2970,7 @@ static void decide_line (int hpos)
 		}
 	}
 
-	if (fetch_state == fetch_not_started || aga_plf_passed_stop2) {
+	if (fetch_state == fetch_not_started || (aga_plf_passed_stop2 && plfstrt >= last_decide_line_hpos)) {
 		bool strtpassed = false;
 		plfstate nextstate = plf_end;
 		int hstart;
-- 
2.47.3