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();
{
SDL_Surface *new_surface = NULL;
- int surface_flags_window = SURFACE_FLAGS;
#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;
#else
#endif
#else
+ int surface_flags_window = SURFACE_FLAGS;
int surface_flags_fullscreen = SURFACE_FLAGS | SDL_FULLSCREEN;
#endif
int surface_flags = (fullscreen ? surface_flags_fullscreen :
surface_flags_window);
+ // default window size is unscaled
+ video.window_width = video.width;
+ video.window_height = video.height;
+
#if defined(TARGET_SDL2)
+ // store if initial screen mode on game start is fullscreen mode
+ if (sdl_window == NULL)
+ {
+#if 0
+ printf("::: GAME STARTS WITH FULLSCREEN %d\n", fullscreen);
+#endif
+
+ video.fullscreen_initial = fullscreen;
+ }
+
#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
-#if 1
+ video.window_width = window_scaling_factor * width;
+ video.window_height = window_scaling_factor * height;
+
+#if 0
printf("::: use window scaling factor %f\n", screen_scaling_factor);
#endif
if ((*backbuffer)->surface)
+ {
SDL_FreeSurface((*backbuffer)->surface);
+ (*backbuffer)->surface = NULL;
+ }
if (sdl_texture)
+ {
SDL_DestroyTexture(sdl_texture);
+ sdl_texture = NULL;
+ }
- if (sdl_renderer)
- SDL_DestroyRenderer(sdl_renderer);
+ if (!(fullscreen && fullscreen_enabled))
+ {
+ if (sdl_renderer)
+ {
+ SDL_DestroyRenderer(sdl_renderer);
+ sdl_renderer = NULL;
+ }
- if (sdl_window)
- SDL_DestroyWindow(sdl_window);
+ if (sdl_window)
+ {
+ SDL_DestroyWindow(sdl_window);
+ sdl_window = NULL;
+ }
+ }
- sdl_window = SDL_CreateWindow(program.window_title,
- SDL_WINDOWPOS_CENTERED,
- SDL_WINDOWPOS_CENTERED,
- (int)(screen_scaling_factor * width),
- (int)(screen_scaling_factor * height),
- surface_flags);
+#if 0
+ Error(ERR_INFO, "::: checking 'sdl_window' ...");
+
+ if (sdl_window == NULL)
+ Error(ERR_INFO, "::: calling SDL_CreateWindow() [%d, %d, %d] ...",
+ setup.fullscreen, fullscreen, fullscreen_enabled);
+#endif
+
+ if (sdl_window == NULL)
+ sdl_window = SDL_CreateWindow(program.window_title,
+ SDL_WINDOWPOS_CENTERED,
+ SDL_WINDOWPOS_CENTERED,
+#if USE_DESKTOP_FULLSCREEN
+ video.window_width,
+ video.window_height,
+#else
+ (int)(screen_scaling_factor * width),
+ (int)(screen_scaling_factor * height),
+#endif
+ surface_flags);
if (sdl_window != NULL)
{
- sdl_renderer = SDL_CreateRenderer(sdl_window, -1, 0);
+#if 0
+ /* if SDL_CreateRenderer() is called from within a VirtualBox Windows VM
+ *without* enabling 2D/3D acceleration and/or guest additions installed,
+ it will crash if flags are *not* set to SDL_RENDERER_SOFTWARE (because
+ it will try to use accelerated graphics and apparently fails miserably) */
+ if (sdl_renderer == NULL)
+ sdl_renderer = SDL_CreateRenderer(sdl_window, -1, SDL_RENDERER_SOFTWARE);
+#else
+ if (sdl_renderer == NULL)
+ sdl_renderer = SDL_CreateRenderer(sdl_window, -1, 0);
+#endif
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;
}
#endif
SDL_Surface *new_surface = NULL;
+ SetWindowTitle();
+
if (*backbuffer == NULL)
*backbuffer = CreateBitmapStruct();
video.fullscreen_enabled = FALSE;
video.window_scaling_percent = setup.window_scaling_percent;
+ video.window_scaling_quality = setup.window_scaling_quality;
success = TRUE;
}
}
#if defined(TARGET_SDL2)
- UpdateScreen(NULL); // map window
+ SDLRedrawWindow(); // map window
+ // UpdateScreen(NULL); // map window
#endif
#if 1
{
SDL_SysWMinfo wminfo;
HWND hwnd;
+ boolean wminfo_success = FALSE;
SDL_VERSION(&wminfo.version);
- SDL_GetWMInfo(&wminfo);
+#if defined(TARGET_SDL2)
+ if (sdl_window)
+ wminfo_success = SDL_GetWindowWMInfo(sdl_window, &wminfo);
+#else
+ wminfo_success = (SDL_GetWMInfo(&wminfo) == 1);
+#endif
- hwnd = wminfo.window;
+ if (wminfo_success)
+ {
+#if defined(TARGET_SDL2)
+ hwnd = wminfo.info.win.window;
+#else
+ hwnd = wminfo.window;
+#endif
- DragAcceptFiles(hwnd, TRUE);
+ DragAcceptFiles(hwnd, TRUE);
+ }
}
#endif
#endif
return success;
}
+void SDLSetWindowTitle()
+{
+#if defined(TARGET_SDL2)
+ SDL_SetWindowTitle(sdl_window, program.window_title);
+#else
+ SDL_WM_SetCaption(program.window_title, program.window_title);
+#endif
+}
+
+#if defined(TARGET_SDL2)
+void SDLSetWindowScaling(int window_scaling_percent)
+{
+ if (sdl_window == NULL)
+ return;
+
+ float window_scaling_factor = (float)window_scaling_percent / 100;
+ int new_window_width = (int)(window_scaling_factor * video.width);
+ int new_window_height = (int)(window_scaling_factor * video.height);
+
+#if 0
+ Error(ERR_DEBUG, "::: SDLSetWindowScaling(%d) ...", window_scaling_percent);
+#endif
+
+ SDL_SetWindowSize(sdl_window, new_window_width, new_window_height);
+
+ video.window_scaling_percent = window_scaling_percent;
+ video.window_width = new_window_width;
+ video.window_height = new_window_height;
+
+ SetWindowTitle();
+}
+
+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)
+ return;
+
+#if USE_DESKTOP_FULLSCREEN
+ int flags = (fullscreen ? SDL_WINDOW_FULLSCREEN_DESKTOP : 0);
+#else
+ int flags = (fullscreen ? SDL_WINDOW_FULLSCREEN : 0);
+#endif
+
+#if 0
+ Error(ERR_DEBUG, "::: SDL_SetWindowFullscreen(%d) ...", fullscreen);
+#endif
+
+ if (SDL_SetWindowFullscreen(sdl_window, flags) == 0)
+ video.fullscreen_enabled = fullscreen;
+
+#if 0
+ printf("::: SDLSetWindowFullscreen: %d, %d\n",
+ fullscreen, video.fullscreen_initial);
+#endif
+
+#if 1
+ // if game started in fullscreen mode, window will also get fullscreen size
+ if (!fullscreen && video.fullscreen_initial)
+ {
+ SDLSetWindowScaling(setup.window_scaling_percent);
+ SDL_SetWindowPosition(sdl_window,
+ SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED);
+
+ video.fullscreen_initial = FALSE;
+ }
+#endif
+}
+
+void SDLRedrawWindow()
+{
+ UpdateScreen(NULL);
+}
+#endif
+
void SDLCreateBitmapContent(Bitmap *new_bitmap, int width, int height,
int depth)
{
}
#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);
SDL_SysWMEvent *syswmevent = (SDL_SysWMEvent *)event;
SDL_SysWMmsg *syswmmsg = (SDL_SysWMmsg *)(syswmevent->msg);
+#if defined(TARGET_SDL2)
+ if (syswmmsg->msg.win.msg == WM_DROPFILES)
+#else
if (syswmmsg->msg == WM_DROPFILES)
+#endif
{
+#if defined(TARGET_SDL2)
+ HDROP hdrop = (HDROP)syswmmsg->msg.win.wParam;
+#else
HDROP hdrop = (HDROP)syswmmsg->wParam;
+#endif
int i, num_files;
printf("::: SDL_SYSWMEVENT:\n");
printf("::: - '%s'\n", buffer);
}
+#if defined(TARGET_SDL2)
+ DragFinish((HDROP)syswmmsg->msg.win.wParam);
+#else
DragFinish((HDROP)syswmmsg->wParam);
+#endif
}
#endif
}