static int fullscreen_yoffset;
static int video_xoffset;
static int video_yoffset;
+static boolean limit_screen_updates = FALSE;
+
/* functions from SGE library */
void sge_Line(SDL_Surface *, Sint16, Sint16, Sint16, Sint16, Uint32);
-#if defined(TARGET_SDL2)
+void SDLLimitScreenUpdates(boolean enable)
+{
+ limit_screen_updates = enable;
+}
+
static void UpdateScreen(SDL_Rect *rect)
{
+ static unsigned int update_screen_delay = 0;
+ unsigned int update_screen_delay_value = 20; /* (milliseconds) */
+
+#if 1
+ if (limit_screen_updates &&
+ !DelayReached(&update_screen_delay, update_screen_delay_value))
+ return;
+
+ LimitScreenUpdates(FALSE);
+#endif
+
+#if defined(TARGET_SDL2)
#if USE_RENDERER
SDL_Surface *screen = backbuffer->surface;
else
SDL_UpdateWindowSurface(sdl_window);
#endif
-}
+
+#else // TARGET_SDL
+ if (rect)
+ SDL_UpdateRects(backbuffer->surface, 1, rect);
+ else
+ SDL_UpdateRect(backbuffer->surface, 0, 0, 0, 0);
#endif
+}
static void setFullscreenParameters(char *fullscreen_mode_string)
{
#endif
video.window_scaling_percent = setup.window_scaling_percent;
+ video.window_scaling_quality = setup.window_scaling_quality;
#if defined(TARGET_SDL2)
int num_displays = SDL_GetNumVideoDisplays();
boolean fullscreen)
{
SDL_Surface *new_surface = NULL;
- static boolean fullscreen_enabled = FALSE;
#if defined(TARGET_SDL2)
+ static boolean fullscreen_enabled = FALSE;
int surface_flags_window = SURFACE_FLAGS | SDL_WINDOW_RESIZABLE;
#if USE_DESKTOP_FULLSCREEN
int surface_flags_fullscreen = SURFACE_FLAGS | SDL_WINDOW_FULLSCREEN_DESKTOP;
#if USE_RENDERER
float window_scaling_factor = (float)setup.window_scaling_percent / 100;
+#if !USE_DESKTOP_FULLSCREEN
float screen_scaling_factor = (fullscreen ? 1 : window_scaling_factor);
+#endif
video.window_width = window_scaling_factor * width;
video.window_height = window_scaling_factor * height;
if (sdl_renderer != NULL)
{
SDL_RenderSetLogicalSize(sdl_renderer, width, height);
- SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "linear");
+ // SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "linear");
+ SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, setup.window_scaling_quality);
sdl_texture = SDL_CreateTexture(sdl_renderer,
SDL_PIXELFORMAT_ARGB8888,
new_surface = SDL_SetVideoMode(width, height, video.depth, surface_flags);
#endif
+#if defined(TARGET_SDL2)
// store fullscreen state ("video.fullscreen_enabled" may not reflect this!)
if (new_surface != NULL)
fullscreen_enabled = fullscreen;
+#endif
return new_surface;
}
video.fullscreen_enabled = FALSE;
video.window_scaling_percent = setup.window_scaling_percent;
+ video.window_scaling_quality = setup.window_scaling_quality;
success = TRUE;
}
video.window_height = new_window_height;
}
+void SDLSetWindowScalingQuality(char *window_scaling_quality)
+{
+ if (sdl_texture == NULL)
+ return;
+
+ SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, window_scaling_quality);
+
+ SDL_Texture *new_texture = SDL_CreateTexture(sdl_renderer,
+ SDL_PIXELFORMAT_ARGB8888,
+ SDL_TEXTUREACCESS_STREAMING,
+ video.width, video.height);
+
+ if (new_texture != NULL)
+ {
+ SDL_DestroyTexture(sdl_texture);
+
+ sdl_texture = new_texture;
+
+ SDLRedrawWindow();
+ }
+
+ video.window_scaling_quality = window_scaling_quality;
+}
+
void SDLSetWindowFullscreen(boolean fullscreen)
{
if (sdl_window == NULL)
}
#else
if (dst_bitmap == window)
- SDL_UpdateRect(backbuffer->surface, dst_x, dst_y, width, height);
+ {
+ // SDL_UpdateRect(backbuffer->surface, dst_x, dst_y, width, height);
+ UpdateScreen(&dst_rect);
+ }
#endif
}
}
#else
if (dst_bitmap == window)
- SDL_UpdateRect(backbuffer->surface, x, y, width, height);
+ {
+ // SDL_UpdateRect(backbuffer->surface, x, y, width, height);
+ UpdateScreen(&rect);
+ }
#endif
}
SDL_Surface *surface_screen = backbuffer->surface;
SDL_Surface *surface_cross = (bitmap_cross ? bitmap_cross->surface : NULL);
SDL_Rect src_rect, dst_rect;
-#if defined(TARGET_SDL2)
SDL_Rect dst_rect2;
-#endif
int src_x = x, src_y = y;
int dst_x = x, dst_y = y;
unsigned int time_last, time_current;
dst_rect.w = width; /* (ignored) */
dst_rect.h = height; /* (ignored) */
-#if defined(TARGET_SDL2)
dst_rect2 = dst_rect;
-#endif
if (initialization_needed)
{
// SDL_UpdateWindowSurfaceRects(sdl_window, &dst_rect2, 1);
UpdateScreen(&dst_rect2);
#else
- SDL_UpdateRect(surface_screen, dst_x, dst_y, width, height);
+ // SDL_UpdateRect(surface_screen, dst_x, dst_y, width, height);
+ UpdateScreen(&dst_rect2);
#endif
}
}
// SDL_UpdateWindowSurfaceRects(sdl_window, &dst_rect, 1);
UpdateScreen(&dst_rect);
#else
- SDL_UpdateRect(surface_screen, dst_x, dst_y, width, height);
+ // SDL_UpdateRect(surface_screen, dst_x, dst_y, width, height);
+ UpdateScreen(&dst_rect);
#endif
#else
SDL_Flip(surface_screen);