From 68d6ec1c6a525e42baf160b4b81ea7cf293dd14e Mon Sep 17 00:00:00 2001
From: FunkyFr3sh <cc.red.alert.1@googlemail.com>
Date: Mon, 30 Dec 2024 01:36:45 +0100
Subject: [PATCH] tweak BeginPaint hook

---
 src/winapi_hooks.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/winapi_hooks.c b/src/winapi_hooks.c
index 88c94fe..8f88179 100644
--- a/src/winapi_hooks.c
+++ b/src/winapi_hooks.c
@@ -921,7 +921,10 @@ HDC WINAPI fake_BeginPaint(HWND hWnd, LPPAINTSTRUCT lpPaint)
     {
         HDC result = real_BeginPaint(hWnd, lpPaint);
 
-        if (result)
+        RECT size = { 0, 0, g_ddraw.width, g_ddraw.height };
+        real_GetClientRect(hWnd, &size);
+
+        if (result && (g_ddraw.width != size.right || g_ddraw.height != size.bottom))
         {
             lpPaint->rcPaint.left = 0;
             lpPaint->rcPaint.top = 0;