From acb17f540cd8bc3a1e50ae4ab22b97620b55673b Mon Sep 17 00:00:00 2001
From: "Juan J. Martinez" <jjm@usebox.net>
Date: Mon, 10 Jul 2023 12:32:21 +0100
Subject: Don't allow interrupts to prevent flickering

---
 src/game.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/game.c b/src/game.c
index 67f7739..1e376a6 100644
--- a/src/game.c
+++ b/src/game.c
@@ -1,5 +1,6 @@
 #include <stdint.h>
 #include <stdio.h>
+#include <dos.h>
 
 #include "keyb.h"
 #include "vga.h"
@@ -272,9 +273,13 @@ next_stage:
 
         wait_vsync();
 
+        /* prevent interrupts so updating the audio doesn't result in sprite
+         * flickering on the less powered machines */
+        disable();
         player_erase();
         entities_draw();
         player_draw();
+        enable();
 
         if (gameover)
         {
-- 
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