From c490e3e14ce67fb8249251d9bff9e1a727003386 Mon Sep 17 00:00:00 2001
From: pixel-jupiter <180155003+pixel-jupiter@users.noreply.github.com>
Date: Tue, 4 Nov 2025 07:43:51 +0300
Subject: [PATCH] PCjr: Fix inverted horizontal screen movement

---
 src/video/vid_pcjr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/video/vid_pcjr.c b/src/video/vid_pcjr.c
index fe982980c..d9259d53a 100644
--- a/src/video/vid_pcjr.c
+++ b/src/video/vid_pcjr.c
@@ -269,7 +269,7 @@ vid_get_h_overscan_delta(pcjr_t *pcjr)
             break;
     }
 
-    ret = pcjr->crtc[0x02] - def;
+    ret = def - pcjr->crtc[0x02];
 
     if (ret < -8)
         ret = -8;