SDL: Optimize OSD drawing

scummvm · Sep 3, 2016 · 7910123 · 7910123
1 parent c4237a9
commit 7910123
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/backends/graphics/surfacesdl/surfacesdl-graphics.cpp b/backends/graphics/surfacesdl/surfacesdl-graphics.cpp
@@ -1199,7 +1199,8 @@ void SurfaceSdlGraphicsManager::internUpdateScreen() {
 		drawMouse();
 
 #ifdef USE_OSD
-		SDL_BlitSurface(_osdSurface, 0, _hwscreen, 0);
+		if (_osdMessageAlpha != SDL_ALPHA_TRANSPARENT)
+			SDL_BlitSurface(_osdSurface, 0, _hwscreen, 0);
 #endif
 
 #ifdef USE_SDL_DEBUG_FOCUSRECT