make sure we don't get a blackscreen if device doesn't support Stretc…

…hDIBits
FunkyFr3sh · Sep 29, 2024 · 5336f7d · 5336f7d
1 parent da99931
commit 5336f7d
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/src/render_gdi.c b/src/render_gdi.c
@@ -99,14 +99,17 @@ DWORD WINAPI gdi_render_main(void)
                 FillRect(g_ddraw.render.hdc, &rc, (HBRUSH)GetStockObject(BLACK_BRUSH));
             }
 
+            int lines_copied = 0;
+
             if (g_ddraw.bnet_active)
             {
                 RECT rc = { 0, 0, g_ddraw.render.width, g_ddraw.render.height };
                 FillRect(g_ddraw.render.hdc, &rc, (HBRUSH)GetStockObject(BLACK_BRUSH));
+                lines_copied = 1;
             }
             else if (upscale_hack)
             {
-                real_StretchDIBits(
+                lines_copied = real_StretchDIBits(
                     g_ddraw.render.hdc,
                     g_ddraw.render.viewport.x,
                     g_ddraw.render.viewport.y,
@@ -124,7 +127,7 @@ DWORD WINAPI gdi_render_main(void)
             else if (!g_ddraw.child_window_exists &&
                 (g_ddraw.render.width != g_ddraw.width || g_ddraw.render.height != g_ddraw.height))
             {
-                real_StretchDIBits(
+                lines_copied = real_StretchDIBits(
                     g_ddraw.render.hdc,
                     g_ddraw.render.viewport.x,
                     g_ddraw.render.viewport.y,
@@ -139,7 +142,8 @@ DWORD WINAPI gdi_render_main(void)
                     DIB_RGB_COLORS,
                     SRCCOPY);
             }
-            else
+
+            if (lines_copied == 0 || lines_copied == GDI_ERROR)
             {
                 real_SetDIBitsToDevice(
                     g_ddraw.render.hdc,