X-Git-Url: https://git.artsoft.org/?p=rocksndiamonds.git;a=blobdiff_plain;f=src%2Flibgame%2Fsdl.c;h=da72bd490b965805ccff119494ab1c54de77734f;hp=26cc7a7b103076df0c2d228ad8041f54744c506d;hb=abe44529b439ad39b4d8dbf19cbd67c9b9844279;hpb=e5367ee42312c8835125438511d8479aa2daa094 diff --git a/src/libgame/sdl.c b/src/libgame/sdl.c index 26cc7a7b..da72bd49 100644 --- a/src/libgame/sdl.c +++ b/src/libgame/sdl.c @@ -1,15 +1,13 @@ -/*********************************************************** -* Artsoft Retro-Game Library * -*----------------------------------------------------------* -* (c) 1994-2006 Artsoft Entertainment * -* Holger Schemel * -* Detmolder Strasse 189 * -* 33604 Bielefeld * -* Germany * -* e-mail: info@artsoft.org * -*----------------------------------------------------------* -* sdl.c * -***********************************************************/ +// ============================================================================ +// Artsoft Retro-Game Library +// ---------------------------------------------------------------------------- +// (c) 1995-2014 by Artsoft Entertainment +// Holger Schemel +// info@artsoft.org +// http://www.artsoft.org/ +// ---------------------------------------------------------------------------- +// sdl.c +// ============================================================================ #include "system.h" #include "sound.h" @@ -26,9 +24,11 @@ /* SDL internal variables */ #if defined(TARGET_SDL2) -// static SDL_Window *sdl_window = NULL; -SDL_Window *sdl_window = NULL; -// static SDL_Renderer *sdl_renderer = NULL; +static SDL_Window *sdl_window = NULL; +static SDL_Renderer *sdl_renderer = NULL; +static SDL_Texture *sdl_texture = NULL; + +#define USE_RENDERER TRUE #endif /* stuff needed to work around SDL/Windows fullscreen drawing bug */ @@ -38,12 +38,82 @@ static int fullscreen_xoffset; 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); +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; + +#if 1 + if (rect) + { + int bytes_x = screen->pitch / video.width; + int bytes_y = screen->pitch; + + if (video.fullscreen_enabled) + bytes_x = screen->pitch / fullscreen_width; + + SDL_UpdateTexture(sdl_texture, rect, + screen->pixels + rect->x * bytes_x + rect->y * bytes_y, + screen->pitch); + } + else + { + SDL_UpdateTexture(sdl_texture, NULL, screen->pixels, screen->pitch); + } +#else + SDL_UpdateTexture(sdl_texture, NULL, screen->pixels, screen->pitch); +#endif + SDL_RenderClear(sdl_renderer); + SDL_RenderCopy(sdl_renderer, sdl_texture, NULL, NULL); + SDL_RenderPresent(sdl_renderer); +#else + if (rect) + SDL_UpdateWindowSurfaceRects(sdl_window, rect, 1); + 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) { +#if defined(TARGET_SDL2) + fullscreen_width = video.width; + fullscreen_height = video.height; + fullscreen_xoffset = 0; + fullscreen_yoffset = 0; + +#else + struct ScreenModeInfo *fullscreen_mode; int i; @@ -66,6 +136,7 @@ static void setFullscreenParameters(char *fullscreen_mode_string) break; } } +#endif } static void SDLSetWindowIcon(char *basename) @@ -104,14 +175,113 @@ static void SDLSetWindowIcon(char *basename) } #if defined(TARGET_SDL2) + +static boolean equalSDLPixelFormat(SDL_PixelFormat *format1, + SDL_PixelFormat *format2) +{ + return (format1->format == format2->format && + format1->BitsPerPixel == format2->BitsPerPixel && + format1->BytesPerPixel == format2->BytesPerPixel && + format1->Rmask == format2->Rmask && + format1->Gmask == format2->Gmask && + format1->Bmask == format2->Bmask && + format1->Amask == format2->Amask); +} + +boolean SDLSetNativeSurface(SDL_Surface **surface) +{ + SDL_Surface *new_surface; + + if (surface == NULL || + *surface == NULL || + backbuffer == NULL || + backbuffer->surface == NULL) + return FALSE; + + // if pixel format already optimized for destination surface, do nothing + if (equalSDLPixelFormat((*surface)->format, backbuffer->surface->format)) + return FALSE; + + new_surface = SDL_ConvertSurface(*surface, backbuffer->surface->format, 0); + + SDL_FreeSurface(*surface); + + *surface = new_surface; + + return TRUE; +} + +SDL_Surface *SDLGetNativeSurface(SDL_Surface *surface) +{ + if (surface == NULL || + backbuffer == NULL || + backbuffer->surface == NULL) + return NULL; + + return SDL_ConvertSurface(surface, backbuffer->surface->format, 0); +} + SDL_Surface *SDL_DisplayFormat(SDL_Surface *surface) { - if (backbuffer == NULL || + if (surface == NULL || + backbuffer == NULL || backbuffer->surface == NULL) return NULL; +#if 0 + boolean same_pixel_format = + equalSDLPixelFormat(surface->format, backbuffer->surface->format); + + printf("::: SDL_DisplayFormat: %08x -> %08x [%08x, %08x, %08x -> %08x, %08x, %08x] [%d, %d -> %d, %d] => %s\n", + surface->format->format, + backbuffer->surface->format->format, + surface->format->Rmask, + surface->format->Gmask, + surface->format->Bmask, + backbuffer->surface->format->Rmask, + backbuffer->surface->format->Gmask, + backbuffer->surface->format->Bmask, + surface->format->BitsPerPixel, + surface->format->BytesPerPixel, + backbuffer->surface->format->BitsPerPixel, + backbuffer->surface->format->BytesPerPixel, + (same_pixel_format ? "SAME" : "DIFF")); +#endif + return SDL_ConvertSurface(surface, backbuffer->surface->format, 0); } + +#else + +boolean SDLSetNativeSurface(SDL_Surface **surface) +{ + SDL_Surface *new_surface; + + if (surface == NULL) + return FALSE; + + new_surface = SDL_DisplayFormat(*surface); + + if (new_surface == NULL) + Error(ERR_EXIT, "SDL_DisplayFormat() failed: %s", SDL_GetError()); + + SDL_FreeSurface(*surface); + + *surface = new_surface; + + return TRUE; +} + +SDL_Surface *SDLGetNativeSurface(SDL_Surface *surface) +{ + SDL_Surface *new_surface = SDL_DisplayFormat(surface); + + if (new_surface == NULL) + Error(ERR_EXIT, "SDL_DisplayFormat() failed: %s", SDL_GetError()); + + return new_surface; +} + #endif void SDLInitVideoDisplay(void) @@ -138,6 +308,7 @@ void SDLInitVideoDisplay(void) void SDLInitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window, boolean fullscreen) { +#if !defined(TARGET_SDL2) static int screen_xy[][2] = { { 640, 480 }, @@ -145,7 +316,9 @@ void SDLInitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window, { 1024, 768 }, { -1, -1 } }; - SDL_Rect **modes; +#endif + SDL_Rect **modes = NULL; + boolean hardware_fullscreen_available = TRUE; int i, j; /* default: normal game window size */ @@ -154,6 +327,8 @@ void SDLInitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window, fullscreen_xoffset = 0; fullscreen_yoffset = 0; +#if !defined(TARGET_SDL2) + /* determine required standard fullscreen mode for game screen size */ for (i = 0; screen_xy[i][0] != -1; i++) { if (screen_xy[i][0] >= video.width && screen_xy[i][1] >= video.height) @@ -167,6 +342,7 @@ void SDLInitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window, fullscreen_xoffset = (fullscreen_width - video.width) / 2; fullscreen_yoffset = (fullscreen_height - video.height) / 2; +#endif #if 1 checked_free(video.fullscreen_modes); @@ -175,18 +351,45 @@ void SDLInitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window, video.fullscreen_mode_current = NULL; #endif -#if !defined(TARGET_SDL2) + 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(); + + if (num_displays > 0) + { + // currently only display modes of first display supported + int num_modes = SDL_GetNumDisplayModes(0); + + if (num_modes > 0) + { + modes = checked_calloc((num_modes + 1) * sizeof(SDL_Rect *)); + + for (i = 0; i < num_modes; i++) + { + SDL_DisplayMode mode; + + if (SDL_GetDisplayMode(0, i, &mode) < 0) + break; + + modes[i] = checked_calloc(sizeof(SDL_Rect)); + + modes[i]->w = mode.w; + modes[i]->h = mode.h; + } + } + } +#else /* get available hardware supported fullscreen modes */ modes = SDL_ListModes(NULL, SDL_FULLSCREEN | SDL_HWSURFACE); -#else - // (for now, no display modes in SDL2 -- change this later) - modes = NULL; #endif if (modes == NULL) { - /* no screen modes available => no fullscreen mode support */ - video.fullscreen_available = FALSE; + /* no hardware screen modes available => no fullscreen mode support */ + // video.fullscreen_available = FALSE; + hardware_fullscreen_available = FALSE; } else if (modes == (SDL_Rect **)-1) { @@ -205,7 +408,7 @@ void SDLInitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window, /* in this case, a certain number of screen modes is available */ int num_modes = 0; - for(i = 0; modes[i] != NULL; i++) + for (i = 0; modes[i] != NULL; i++) { boolean found_mode = FALSE; @@ -240,17 +443,44 @@ void SDLInitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window, if (num_modes == 0) { /* no appropriate screen modes available => no fullscreen mode support */ - video.fullscreen_available = FALSE; + // video.fullscreen_available = FALSE; + hardware_fullscreen_available = FALSE; } } + video.fullscreen_available = hardware_fullscreen_available; + +#if USE_DESKTOP_FULLSCREEN + // in SDL 2.0, there is always support for desktop fullscreen mode + // (in SDL 1.2, there is only support for "real" fullscreen mode) + video.fullscreen_available = TRUE; +#endif + +#if defined(TARGET_SDL2) + if (modes) + { + for (i = 0; modes[i] != NULL; i++) + checked_free(modes[i]); + + checked_free(modes); + } +#endif + +#if 0 /* set window icon */ SDLSetWindowIcon(program.sdl_icon_filename); +#endif /* open SDL video output device (window or fullscreen mode) */ if (!SDLSetVideoMode(backbuffer, fullscreen)) Error(ERR_EXIT, "setting video mode failed"); +#if 1 + /* !!! SDL2 can only set the window icon if the window already exists !!! */ + /* set window icon */ + SDLSetWindowIcon(program.sdl_icon_filename); +#endif + /* set window and icon title */ #if defined(TARGET_SDL2) SDL_SetWindowTitle(sdl_window, program.window_title); @@ -279,18 +509,222 @@ void SDLInitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window, #endif } +static SDL_Surface *SDLCreateScreen(DrawBuffer **backbuffer, + boolean fullscreen) +{ + SDL_Surface *new_surface = NULL; + +#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 + int surface_flags_fullscreen = SURFACE_FLAGS | SDL_WINDOW_FULLSCREEN; +#endif + +#else + int surface_flags_window = SURFACE_FLAGS; + int surface_flags_fullscreen = SURFACE_FLAGS | SDL_FULLSCREEN; +#endif + + int width = (fullscreen ? fullscreen_width : video.width); + int height = (fullscreen ? fullscreen_height : video.height); + 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 + + 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 (!(fullscreen && fullscreen_enabled)) + { + if (sdl_renderer) + { + SDL_DestroyRenderer(sdl_renderer); + sdl_renderer = NULL; + } + + if (sdl_window) + { + SDL_DestroyWindow(sdl_window); + sdl_window = NULL; + } + } + +#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) + { +#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, setup.window_scaling_quality); + + sdl_texture = SDL_CreateTexture(sdl_renderer, + SDL_PIXELFORMAT_ARGB8888, + SDL_TEXTUREACCESS_STREAMING, + width, height); + + if (sdl_texture != NULL) + { +#if 1 + // use SDL default values for RGB masks and no alpha channel + new_surface = SDL_CreateRGBSurface(0, width, height, 32, 0,0,0, 0); +#else + +#if 1 + // (do not use alpha channel) + new_surface = SDL_CreateRGBSurface(0, width, height, 32, + 0x00FF0000, + 0x0000FF00, + 0x000000FF, + 0x00000000); +#else + // (this uses an alpha channel, which we don't want here) + new_surface = SDL_CreateRGBSurface(0, width, height, 32, + 0x00FF0000, + 0x0000FF00, + 0x000000FF, + 0xFF000000); +#endif + +#endif + + if (new_surface == NULL) + Error(ERR_WARN, "SDL_CreateRGBSurface() failed: %s", + SDL_GetError()); + } + else + { + Error(ERR_WARN, "SDL_CreateTexture() failed: %s", SDL_GetError()); + } + } + else + { + Error(ERR_WARN, "SDL_CreateRenderer() failed: %s", SDL_GetError()); + } + } + else + { + Error(ERR_WARN, "SDL_CreateWindow() failed: %s", SDL_GetError()); + } + +#else + + if (sdl_window) + SDL_DestroyWindow(sdl_window); + + sdl_window = SDL_CreateWindow(program.window_title, + SDL_WINDOWPOS_CENTERED, + SDL_WINDOWPOS_CENTERED, + width, height, + surface_flags); + + if (sdl_window != NULL) + new_surface = SDL_GetWindowSurface(sdl_window); +#endif + +#else + 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; +} + boolean SDLSetVideoMode(DrawBuffer **backbuffer, boolean fullscreen) { boolean success = TRUE; +#if 1 +#else #if defined(TARGET_SDL2) - int surface_flags_fullscreen = SURFACE_FLAGS | SDL_WINDOW_FULLSCREEN; + // int surface_flags_fullscreen = SURFACE_FLAGS | SDL_WINDOW_FULLSCREEN; + int surface_flags_fullscreen = SURFACE_FLAGS | SDL_WINDOW_FULLSCREEN_DESKTOP; int surface_flags_window = SURFACE_FLAGS; #else int surface_flags_fullscreen = SURFACE_FLAGS | SDL_FULLSCREEN; int surface_flags_window = SURFACE_FLAGS; +#endif #endif SDL_Surface *new_surface = NULL; + SetWindowTitle(); + if (*backbuffer == NULL) *backbuffer = CreateBitmapStruct(); @@ -306,6 +740,10 @@ boolean SDLSetVideoMode(DrawBuffer **backbuffer, boolean fullscreen) video_yoffset = fullscreen_yoffset; /* switch display to fullscreen mode, if available */ +#if 1 + new_surface = SDLCreateScreen(backbuffer, TRUE); +#else + #if defined(TARGET_SDL2) sdl_window = SDL_CreateWindow(program.window_title, SDL_WINDOWPOS_CENTERED, @@ -316,11 +754,13 @@ boolean SDLSetVideoMode(DrawBuffer **backbuffer, boolean fullscreen) { new_surface = SDL_GetWindowSurface(sdl_window); - SDL_UpdateWindowSurface(sdl_window); // immediately map window + // SDL_UpdateWindowSurface(sdl_window); // immediately map window + // UpdateScreen(NULL); // immediately map window } #else new_surface = SDL_SetVideoMode(fullscreen_width, fullscreen_height, video.depth, surface_flags_fullscreen); +#endif #endif if (new_surface == NULL) @@ -350,21 +790,112 @@ boolean SDLSetVideoMode(DrawBuffer **backbuffer, boolean fullscreen) video_yoffset = 0; /* switch display to window mode */ +#if 1 + new_surface = SDLCreateScreen(backbuffer, FALSE); +#else + #if defined(TARGET_SDL2) + +#if USE_RENDERER + float screen_scaling_factor = 1.2; + int test_fullscreen = 0; + int surface_flags = (test_fullscreen ? surface_flags_fullscreen : + surface_flags_window); + + if ((*backbuffer)->surface) + SDL_FreeSurface((*backbuffer)->surface); + + if (sdl_texture) + SDL_DestroyTexture(sdl_texture); + + if (sdl_renderer) + SDL_DestroyRenderer(sdl_renderer); + + if (sdl_window) + SDL_DestroyWindow(sdl_window); + + sdl_window = SDL_CreateWindow(program.window_title, + SDL_WINDOWPOS_CENTERED, + SDL_WINDOWPOS_CENTERED, + (int)(screen_scaling_factor * video.width), + (int)(screen_scaling_factor * video.height), + surface_flags); + + if (sdl_window != NULL) + { + sdl_renderer = SDL_CreateRenderer(sdl_window, -1, 0); + + if (sdl_renderer != NULL) + { + SDL_RenderSetLogicalSize(sdl_renderer, video.width, video.height); + SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "linear"); + + sdl_texture = SDL_CreateTexture(sdl_renderer, + SDL_PIXELFORMAT_ARGB8888, + SDL_TEXTUREACCESS_STREAMING, + video.width, video.height); + + if (sdl_texture != NULL) + { +#if 1 + // (do not use alpha channel) + new_surface = SDL_CreateRGBSurface(0, video.width, video.height, 32, + 0x00FF0000, + 0x0000FF00, + 0x000000FF, + 0x00000000); +#else + // (this uses an alpha channel, which we don't want here) + new_surface = SDL_CreateRGBSurface(0, video.width, video.height, 32, + 0x00FF0000, + 0x0000FF00, + 0x000000FF, + 0xFF000000); +#endif + + if (new_surface == NULL) + Error(ERR_WARN, "SDL_CreateRGBSurface() failed: %s", + SDL_GetError()); + } + else + { + Error(ERR_WARN, "SDL_CreateTexture() failed: %s", SDL_GetError()); + } + } + else + { + Error(ERR_WARN, "SDL_CreateRenderer() failed: %s", SDL_GetError()); + } + } + else + { + Error(ERR_WARN, "SDL_CreateWindow() failed: %s", SDL_GetError()); + } + +#else + + if (sdl_window) + SDL_DestroyWindow(sdl_window); + sdl_window = SDL_CreateWindow(program.window_title, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, video.width, video.height, surface_flags_window); + if (sdl_window != NULL) { new_surface = SDL_GetWindowSurface(sdl_window); - SDL_UpdateWindowSurface(sdl_window); // immediately map window + // SDL_UpdateWindowSurface(sdl_window); // immediately map window + // UpdateScreen(NULL); // immediately map window } +#endif + #else new_surface = SDL_SetVideoMode(video.width, video.height, video.depth, surface_flags_window); +#endif #endif if (new_surface == NULL) @@ -379,11 +910,18 @@ boolean SDLSetVideoMode(DrawBuffer **backbuffer, boolean fullscreen) (*backbuffer)->surface = new_surface; 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) + SDLRedrawWindow(); // map window + // UpdateScreen(NULL); // map window +#endif + #if 1 SDL_EventState(SDL_SYSWMEVENT, SDL_ENABLE); @@ -391,24 +929,147 @@ boolean SDLSetVideoMode(DrawBuffer **backbuffer, boolean fullscreen) { 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 SDLCreateBitmapContent(Bitmap *new_bitmap, int width, int height, +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 *bitmap, int width, int height, int depth) { +#if 1 + SDL_Surface *surface = + SDL_CreateRGBSurface(SURFACE_FLAGS, width, height, depth, 0,0,0, 0); + + if (surface == NULL) + Error(ERR_EXIT, "SDL_CreateRGBSurface() failed: %s", SDL_GetError()); + + SDLSetNativeSurface(&surface); + + bitmap->surface = surface; + +#else + SDL_Surface *surface_tmp, *surface_native; if ((surface_tmp = SDL_CreateRGBSurface(SURFACE_FLAGS, width, height, depth, @@ -422,6 +1083,7 @@ void SDLCreateBitmapContent(Bitmap *new_bitmap, int width, int height, SDL_FreeSurface(surface_tmp); new_bitmap->surface = surface_native; +#endif } void SDLFreeBitmapPointers(Bitmap *bitmap) @@ -463,17 +1125,25 @@ void SDLCopyArea(Bitmap *src_bitmap, Bitmap *dst_bitmap, dst_rect.w = width; dst_rect.h = height; - if (src_bitmap != backbuffer || dst_bitmap != window) + // if (src_bitmap != backbuffer || dst_bitmap != window) + if (!(src_bitmap == backbuffer && dst_bitmap == window)) SDL_BlitSurface((mask_mode == BLIT_MASKED ? src_bitmap->surface_masked : src_bitmap->surface), &src_rect, real_dst_bitmap->surface, &dst_rect); #if defined(TARGET_SDL2) if (dst_bitmap == window) - SDL_UpdateWindowSurface(sdl_window); + { + // SDL_UpdateWindowSurface(sdl_window); + // SDL_UpdateWindowSurfaceRects(sdl_window, &dst_rect, 1); + UpdateScreen(&dst_rect); + } #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 } @@ -498,10 +1168,17 @@ void SDLFillRectangle(Bitmap *dst_bitmap, int x, int y, int width, int height, #if defined(TARGET_SDL2) if (dst_bitmap == window) - SDL_UpdateWindowSurface(sdl_window); + { + // SDL_UpdateWindowSurface(sdl_window); + // SDL_UpdateWindowSurfaceRects(sdl_window, &rect, 1); + UpdateScreen(&rect); + } #else if (dst_bitmap == window) - SDL_UpdateRect(backbuffer->surface, x, y, width, height); + { + // SDL_UpdateRect(backbuffer->surface, x, y, width, height); + UpdateScreen(&rect); + } #endif } @@ -516,6 +1193,7 @@ void SDLFadeRectangle(Bitmap *bitmap_cross, int x, int y, int width, int height, SDL_Surface *surface_screen = backbuffer->surface; SDL_Surface *surface_cross = (bitmap_cross ? bitmap_cross->surface : NULL); SDL_Rect src_rect, dst_rect; + SDL_Rect dst_rect2; int src_x = x, src_y = y; int dst_x = x, dst_y = y; unsigned int time_last, time_current; @@ -544,6 +1222,8 @@ void SDLFadeRectangle(Bitmap *bitmap_cross, int x, int y, int width, int height, dst_rect.w = width; /* (ignored) */ dst_rect.h = height; /* (ignored) */ + dst_rect2 = dst_rect; + if (initialization_needed) { #if defined(TARGET_SDL2) @@ -739,9 +1419,12 @@ void SDLFadeRectangle(Bitmap *bitmap_cross, int x, int y, int width, int height, draw_border_function(); #if defined(TARGET_SDL2) - SDL_UpdateWindowSurface(sdl_window); + // SDL_UpdateWindowSurface(sdl_window); + // 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 } } @@ -776,9 +1459,12 @@ void SDLFadeRectangle(Bitmap *bitmap_cross, int x, int y, int width, int height, #if 1 /* only update the region of the screen that is affected from fading */ #if defined(TARGET_SDL2) - SDL_UpdateWindowSurface(sdl_window); + // SDL_UpdateWindowSurface(sdl_window); + // 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); @@ -1490,6 +2176,80 @@ int zoomSurfaceRGBA_scaleDownBy2(SDL_Surface *src, SDL_Surface *dst) return 0; } +#if 1 + +int zoomSurfaceRGBA(SDL_Surface *src, SDL_Surface *dst) +{ + int x, y, *sax, *say, *csax, *csay; + float sx, sy; + tColorRGBA *sp, *csp, *csp0, *dp; + int dgap; + + /* use specialized zoom function when scaling down to exactly half size */ + if (src->w == 2 * dst->w && + src->h == 2 * dst->h) + return zoomSurfaceRGBA_scaleDownBy2(src, dst); + +#if 0 + printf("::: zoomSurfaceRGBA: %d, %d -> %d, %d\n", + src->w, src->h, dst->w, dst->h); +#endif + + /* variable setup */ + sx = (float) src->w / (float) dst->w; + sy = (float) src->h / (float) dst->h; + + /* allocate memory for row increments */ + csax = sax = (int *)checked_malloc((dst->w + 1) * sizeof(Uint32)); + csay = say = (int *)checked_malloc((dst->h + 1) * sizeof(Uint32)); + + /* precalculate row increments */ + for (x = 0; x <= dst->w; x++) + *csax++ = (int)(sx * x); + + for (y = 0; y <= dst->h; y++) + *csay++ = (int)(sy * y); + + /* pointer setup */ + sp = csp = csp0 = (tColorRGBA *) src->pixels; + dp = (tColorRGBA *) dst->pixels; + dgap = dst->pitch - dst->w * 4; + + csay = say; + for (y = 0; y < dst->h; y++) + { + sp = csp; + csax = sax; + + for (x = 0; x < dst->w; x++) + { + /* draw */ + *dp = *sp; + + /* advance source pointers */ + csax++; + sp = csp + *csax; + + /* advance destination pointer */ + dp++; + } + + /* advance source pointer */ + csay++; + csp = (tColorRGBA *) ((Uint8 *) csp0 + *csay * src->pitch); + + /* advance destination pointers */ + dp = (tColorRGBA *) ((Uint8 *) dp + dgap); + } + + free(sax); + free(say); + + return 0; +} + +#else + int zoomSurfaceRGBA(SDL_Surface *src, SDL_Surface *dst) { int x, y, sx, sy, *sax, *say, *csax, *csay, csx, csy; @@ -1574,6 +2334,8 @@ int zoomSurfaceRGBA(SDL_Surface *src, SDL_Surface *dst) return 0; } +#endif + /* ----------------------------------------------------------------------------- 8 bit zoomer @@ -1704,7 +2466,7 @@ SDL_Surface *zoomSurface(SDL_Surface *src, int dst_width, int dst_height) else { /* new source surface is 32 bit with a defined RGB ordering */ - zoom_src = SDL_CreateRGBSurface(SDL_SWSURFACE, src->w, src->h, 32, + zoom_src = SDL_CreateRGBSurface(SURFACE_FLAGS, src->w, src->h, 32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0); SDL_BlitSurface(src, NULL, zoom_src, NULL); is_32bit = TRUE; @@ -1715,7 +2477,7 @@ SDL_Surface *zoomSurface(SDL_Surface *src, int dst_width, int dst_height) if (is_32bit) { /* target surface is 32 bit with source RGBA/ABGR ordering */ - zoom_dst = SDL_CreateRGBSurface(SDL_SWSURFACE, dst_width, dst_height, 32, + zoom_dst = SDL_CreateRGBSurface(SURFACE_FLAGS, dst_width, dst_height, 32, zoom_src->format->Rmask, zoom_src->format->Gmask, zoom_src->format->Bmask, 0); @@ -1723,7 +2485,7 @@ SDL_Surface *zoomSurface(SDL_Surface *src, int dst_width, int dst_height) else { /* target surface is 8 bit */ - zoom_dst = SDL_CreateRGBSurface(SDL_SWSURFACE, dst_width, dst_height, 8, + zoom_dst = SDL_CreateRGBSurface(SURFACE_FLAGS, dst_width, dst_height, 8, 0, 0, 0, 0); } @@ -1759,25 +2521,92 @@ SDL_Surface *zoomSurface(SDL_Surface *src, int dst_width, int dst_height) return zoom_dst; } +#if 1 + +Bitmap *SDLZoomBitmap(Bitmap *src_bitmap, int dst_width, int dst_height) +{ +#if 1 + + Bitmap *dst_bitmap = CreateBitmapStruct(); + SDL_Surface **dst_surface = &dst_bitmap->surface; + + dst_width = MAX(1, dst_width); /* prevent zero bitmap width */ + dst_height = MAX(1, dst_height); /* prevent zero bitmap height */ + + dst_bitmap->width = dst_width; + dst_bitmap->height = dst_height; + + /* create zoomed temporary surface from source surface */ + *dst_surface = zoomSurface(src_bitmap->surface, dst_width, dst_height); + + /* create native format destination surface from zoomed temporary surface */ + SDLSetNativeSurface(dst_surface); + + return dst_bitmap; + +#else + + Bitmap *dst_bitmap = CreateBitmapStruct(); + SDL_Surface *sdl_surface_tmp; + + dst_width = MAX(1, dst_width); /* prevent zero bitmap width */ + dst_height = MAX(1, dst_height); /* prevent zero bitmap height */ + + dst_bitmap->width = dst_width; + dst_bitmap->height = dst_height; + + print_timestamp_init("SDLZoomBitmap"); + + /* create zoomed temporary surface from source surface */ + sdl_surface_tmp = zoomSurface(src_bitmap->surface, dst_width, dst_height); + print_timestamp_time("zoomSurface"); + + /* create native format destination surface from zoomed temporary surface */ + dst_bitmap->surface = SDL_DisplayFormat(sdl_surface_tmp); + print_timestamp_time("SDL_DisplayFormat"); + + /* free temporary surface */ + SDL_FreeSurface(sdl_surface_tmp); + print_timestamp_time("SDL_FreeSurface"); + + print_timestamp_done("SDLZoomBitmap"); + + return dst_bitmap; + +#endif +} + +#else + void SDLZoomBitmap(Bitmap *src_bitmap, Bitmap *dst_bitmap) { SDL_Surface *sdl_surface_tmp; int dst_width = dst_bitmap->width; int dst_height = dst_bitmap->height; + print_timestamp_init("SDLZoomBitmap"); + /* throw away old destination surface */ SDL_FreeSurface(dst_bitmap->surface); + print_timestamp_time("SDL_FreeSurface"); /* create zoomed temporary surface from source surface */ sdl_surface_tmp = zoomSurface(src_bitmap->surface, dst_width, dst_height); + print_timestamp_time("zoomSurface"); /* create native format destination surface from zoomed temporary surface */ dst_bitmap->surface = SDL_DisplayFormat(sdl_surface_tmp); + print_timestamp_time("SDL_DisplayFormat"); /* free temporary surface */ SDL_FreeSurface(sdl_surface_tmp); + print_timestamp_time("SDL_FreeSurface"); + + print_timestamp_done("SDLZoomBitmap"); } +#endif + /* ========================================================================= */ /* load image to bitmap */ @@ -1788,6 +2617,10 @@ Bitmap *SDLLoadImage(char *filename) Bitmap *new_bitmap = CreateBitmapStruct(); SDL_Surface *sdl_image_tmp; + print_timestamp_init("SDLLoadImage"); + + print_timestamp_time(getBaseNamePtr(filename)); + /* load image to temporary surface */ if ((sdl_image_tmp = IMG_Load(filename)) == NULL) { @@ -1796,27 +2629,51 @@ Bitmap *SDLLoadImage(char *filename) return NULL; } + print_timestamp_time("IMG_Load"); + UPDATE_BUSY_STATE(); /* create native non-transparent surface for current image */ +#if 1 + if ((new_bitmap->surface = SDLGetNativeSurface(sdl_image_tmp)) == NULL) + { + SetError("SDL_DisplayFormat(): %s", SDL_GetError()); + + return NULL; + } +#else if ((new_bitmap->surface = SDL_DisplayFormat(sdl_image_tmp)) == NULL) { SetError("SDL_DisplayFormat(): %s", SDL_GetError()); return NULL; } +#endif + + print_timestamp_time("SDL_DisplayFormat (opaque)"); UPDATE_BUSY_STATE(); /* create native transparent surface for current image */ SDL_SetColorKey(sdl_image_tmp, SET_TRANSPARENT_PIXEL, SDL_MapRGB(sdl_image_tmp->format, 0x00, 0x00, 0x00)); +#if 1 + if ((new_bitmap->surface_masked = SDLGetNativeSurface(sdl_image_tmp)) == NULL) + { + SetError("SDL_DisplayFormat(): %s", SDL_GetError()); + + return NULL; + } +#else if ((new_bitmap->surface_masked = SDL_DisplayFormat(sdl_image_tmp)) == NULL) { SetError("SDL_DisplayFormat(): %s", SDL_GetError()); return NULL; } +#endif + + print_timestamp_time("SDL_DisplayFormat (masked)"); UPDATE_BUSY_STATE(); @@ -1826,6 +2683,8 @@ Bitmap *SDLLoadImage(char *filename) new_bitmap->width = new_bitmap->surface->w; new_bitmap->height = new_bitmap->surface->h; + print_timestamp_done("SDLLoadImage"); + return new_bitmap; } @@ -1954,9 +2813,17 @@ void SDLHandleWindowManagerEvent(Event *event) 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"); @@ -1973,7 +2840,11 @@ void SDLHandleWindowManagerEvent(Event *event) printf("::: - '%s'\n", buffer); } +#if defined(TARGET_SDL2) + DragFinish((HDROP)syswmmsg->msg.win.wParam); +#else DragFinish((HDROP)syswmmsg->wParam); +#endif } #endif }