X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fsdl.c;h=457f567ad59f461b3b90266785d9ec014bfa969d;hb=6b6c9eb24c469d8b1fea8d76172b549b45f7cd77;hp=f18b97b47afee8a1db1fc0e380b7b178a2f4397f;hpb=ed7934511c4ad252316e32e00af2ce89a40c5609;p=rocksndiamonds.git

diff --git a/src/libgame/sdl.c b/src/libgame/sdl.c
index f18b97b4..457f567a 100644
--- a/src/libgame/sdl.c
+++ b/src/libgame/sdl.c
@@ -14,6 +14,7 @@
 #include "joystick.h"
 #include "misc.h"
 #include "setup.h"
+#include "gadgets.h"
 
 #define ENABLE_UNUSED_CODE	0	// currently unused functions
 
@@ -39,6 +40,7 @@ void sge_Line(SDL_Surface *, Sint16, Sint16, Sint16, Sint16, Uint32);
 #if defined(USE_TOUCH_INPUT_OVERLAY)
 // functions to draw overlay graphics for touch device input
 static void DrawTouchInputOverlay(void);
+static void DrawTouchGadgetsOverlay(void);
 #endif
 
 void SDLLimitScreenUpdates(boolean enable)
@@ -212,12 +214,17 @@ static void UpdateScreenExt(SDL_Rect *rect, boolean with_frame_delay)
 #if defined(USE_TOUCH_INPUT_OVERLAY)
   // draw overlay graphics for touch device input, if needed
   DrawTouchInputOverlay();
+
+  // draw overlay gadgets for touch device input, if needed
+  DrawTouchGadgetsOverlay();
 #endif
 
   // global synchronization point of the game to align video frame delay
   if (with_frame_delay)
     WaitUntilDelayReached(&video.frame_delay, video.frame_delay_value);
 
+  video.frame_counter++;
+
   // show render target buffer on screen
   SDL_RenderPresent(sdl_renderer);
 }
@@ -266,7 +273,7 @@ static void SDLSetWindowIcon(char *basename)
 
   if ((surface = IMG_Load(filename)) == NULL)
   {
-    Error(ERR_WARN, "IMG_Load() failed: %s", SDL_GetError());
+    Error(ERR_WARN, "IMG_Load('%s') failed: %s", basename, SDL_GetError());
 
     return;
   }
@@ -346,6 +353,11 @@ SDL_Surface *SDLGetNativeSurface(SDL_Surface *surface)
   if (new_surface == NULL)
     Error(ERR_EXIT, "SDL_ConvertSurface() failed: %s", SDL_GetError());
 
+  // workaround for a bug in SDL 2.0.12 (which does not convert the color key)
+  if (SDLHasColorKey(surface) && !SDLHasColorKey(new_surface))
+    SDL_SetColorKey(new_surface, SET_TRANSPARENT_PIXEL,
+		    SDLGetColorKey(surface));
+
   return new_surface;
 }
 
@@ -2232,7 +2244,8 @@ Bitmap *SDLLoadImage(char *filename)
 
   // load image to temporary surface
   if ((sdl_image_tmp = IMG_Load(filename)) == NULL)
-    Error(ERR_EXIT, "IMG_Load() failed: %s", SDL_GetError());
+    Error(ERR_EXIT, "IMG_Load('%s') failed: %s", getBaseNamePtr(filename),
+	  SDL_GetError());
 
   print_timestamp_time("IMG_Load");
 
@@ -2827,7 +2840,10 @@ static void DrawTouchInputOverlay_ShowGridButtons(int alpha)
 	continue;
 
       if (grid_button == overlay.grid_button_highlight)
-	alpha_draw = alpha_highlight;
+      {
+	draw_outlined = FALSE;
+	alpha_draw = MIN((float)alpha_highlight * 1.5, SDL_ALPHA_OPAQUE);
+      }
 
       if (draw_pressed && overlay.grid_button_action & grid_button_action)
       {
@@ -2943,4 +2959,9 @@ static void DrawTouchInputOverlay(void)
 
   DrawTouchInputOverlay_ShowGridButtons(alpha);
 }
+
+static void DrawTouchGadgetsOverlay(void)
+{
+  DrawGadgets_OverlayTouchButtons();
+}
 #endif