From 66a31e22820d927e9dd857ab1573eb3f2844005a Mon Sep 17 00:00:00 2001
From: FunkyFr3sh <cc.red.alert.1@googlemail.com>
Date: Mon, 2 Sep 2024 17:45:10 +0200
Subject: [PATCH] update bitblt hook

---
 src/winapi_hooks.c | 24 +++++++++++++++++++++---
 1 file changed, 21 insertions(+), 3 deletions(-)

diff --git a/src/winapi_hooks.c b/src/winapi_hooks.c
index 9b713cf..2c3e874 100644
--- a/src/winapi_hooks.c
+++ b/src/winapi_hooks.c
@@ -1027,7 +1027,22 @@ BOOL WINAPI fake_BitBlt(
 {
     HWND hwnd = WindowFromDC(hdc);
 
-    if (g_ddraw.ref && g_ddraw.hwnd && hwnd == g_ddraw.hwnd)
+    char class_name[MAX_PATH] = { 0 };
+
+    if (g_ddraw.ref && g_ddraw.hwnd && hwnd && hwnd != g_ddraw.hwnd)
+    {
+        GetClassNameA(hwnd, class_name, sizeof(class_name) - 1);
+    }
+
+    if (g_ddraw.ref && g_ddraw.hwnd &&
+        (hwnd == g_ddraw.hwnd ||
+            (g_config.fixchilds && IsChild(g_ddraw.hwnd, hwnd) &&
+                (g_config.fixchilds == FIX_CHILDS_DETECT_HIDE ||
+                    strcmp(class_name, "VideoRenderer") == 0 ||
+                    strcmp(class_name, "AVI Window") == 0 ||
+                    strcmp(class_name, "MCIAVI") == 0 ||
+                    strcmp(class_name, "AVIWnd32") == 0 ||
+                    strcmp(class_name, "MCIWndClass") == 0))))
     {
         if (g_ddraw.primary && (g_ddraw.primary->bpp == 16 || g_ddraw.primary->bpp == 32 || g_ddraw.primary->palette))
         {
@@ -1036,11 +1051,14 @@ BOOL WINAPI fake_BitBlt(
 
             if (primary_dc)
             {
+                POINT pt = { 0 };
+                real_MapWindowPoints(hwnd, g_ddraw.hwnd, &pt, 1);
+
                 int result =
                     real_BitBlt(
                         primary_dc,
-                        x,
-                        y,
+                        x + pt.x,
+                        y + pt.y,
                         cx,
                         cy,
                         hdcSrc,