From: Holger Schemel <info@artsoft.org>
Date: Sun, 19 Jan 2025 18:34:50 +0000 (+0100)
Subject: fixed clearing touch buttons in off-screen areas on Android
X-Git-Tag: 4.4.0.2~3
X-Git-Url: https://git.artsoft.org/?a=commitdiff_plain;h=fadcf529551b121c4a2daa1e040176b8c71237a8;p=rocksndiamonds.git

fixed clearing touch buttons in off-screen areas on Android
---

diff --git a/src/libgame/sdl.c b/src/libgame/sdl.c
index e9a44036..65461671 100644
--- a/src/libgame/sdl.c
+++ b/src/libgame/sdl.c
@@ -205,13 +205,20 @@ static void UpdateScreenExt(SDL_Rect *rect, boolean with_frame_delay)
   }
 #endif
 
+#if defined(PLATFORM_ANDROID)
+  // clear render target (complete window on Android to clear off-screen areas with touch buttons)
+  SDL_RenderClear(sdl_renderer);
+#endif
+
   // set renderer to use target texture for rendering
   if (video.screen_rendering_mode == SPECIAL_RENDERING_TARGET ||
       video.screen_rendering_mode == SPECIAL_RENDERING_DOUBLE)
     SDL_SetRenderTarget(sdl_renderer, sdl_texture_target);
 
-  // clear render target buffer
+#if !defined(PLATFORM_ANDROID)
+  // clear render target (target texture only to prevent black flickering when using Metal on Mac)
   SDL_RenderClear(sdl_renderer);
+#endif
 
   // copy backbuffer texture to render target buffer
   if (video.screen_rendering_mode != SPECIAL_RENDERING_TARGET)