diff options
| -rw-r--r-- | src/sdl_fb.c | 101 |
1 files changed, 91 insertions, 10 deletions
diff --git a/src/sdl_fb.c b/src/sdl_fb.c index 77c62bf..80a63dd 100644 --- a/src/sdl_fb.c +++ b/src/sdl_fb.c @@ -10,6 +10,9 @@ /* sdl fb backend, everything sdl-specific in rototiller resides here. */ typedef struct sdl_fb_t { + unsigned width, height; + Uint32 flags; + SDL_Window *window; SDL_Renderer *renderer; SDL_Texture *texture; @@ -24,25 +27,104 @@ struct sdl_fb_page_t { int sdl_fb_setup(const settings_t *settings, setting_desc_t **next_setting) { - /* TODO: window size? fullscreen? vsync? etc. */ + const char *fullscreen; + + fullscreen = settings_get_value(settings, "fullscreen"); + if (!fullscreen) { + const char *values[] = { + "off", + "on", + NULL + }; + setting_desc_t *desc; + + desc = setting_desc_new("SDL Fullscreen Mode", + "fullscreen", + NULL, + values[0], + values, + NULL); + if (!desc) + return -ENOMEM; + + *next_setting = desc; + + return 1; + } + + if (!strcasecmp(fullscreen, "off")) { + const char *size; + + size = settings_get_value(settings, "size"); + if (!size) { + setting_desc_t *desc; + + desc = setting_desc_new("SDL Window size", + "size", + "[1-9][0-9]*[xX][1-9][0-9]*", + "640x480", + NULL, + NULL); + if (!desc) + return -ENOMEM; + + *next_setting = desc; + + return 1; + } + } + return 0; } void * sdl_fb_init(const settings_t *settings) { + const char *fullscreen; + const char *size; sdl_fb_t *c; + fullscreen = settings_get_value(settings, "fullscreen"); + if (!fullscreen) + return NULL; + + size = settings_get_value(settings, "size"); + if (!size && !strcasecmp(fullscreen, "off")) + return NULL; + c = calloc(1, sizeof(sdl_fb_t)); if (!c) return NULL; + if (!strcasecmp(fullscreen, "on")) { + if (!size) + c->flags = SDL_WINDOW_FULLSCREEN_DESKTOP; + else + c->flags = SDL_WINDOW_FULLSCREEN; + } + + if (size) /* TODO: errors */ + sscanf(size, "%u%*[xX]%u", &c->width, &c->height); + SDL_SetMainReady(); if (SDL_Init(SDL_INIT_VIDEO) < 0) { free(c); return NULL; } + if (c->flags == SDL_WINDOW_FULLSCREEN_DESKTOP) { + SDL_DisplayMode mode; + + if (SDL_GetDesktopDisplayMode(0, &mode) != 0) { + SDL_Quit(); + free(c); + return NULL; + } + + c->width = mode.w; + c->height = mode.h; + } + return c; } @@ -61,7 +143,7 @@ static int sdl_fb_acquire(void *context, void *page) sdl_fb_t *c = context; sdl_fb_page_t *p = page; - c->window = SDL_CreateWindow("rototiller", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 640, 480, 0); + c->window = SDL_CreateWindow("rototiller", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, c->width, c->height, c->flags); if (!c->window) return -1; @@ -69,7 +151,7 @@ static int sdl_fb_acquire(void *context, void *page) if (!c->renderer) return -1; - c->texture = SDL_CreateTexture(c->renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, 640, 480); + c->texture = SDL_CreateTexture(c->renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, c->width, c->height); if (!c->texture) return -1; @@ -96,15 +178,14 @@ static void * sdl_fb_page_alloc(void *context, fb_page_t *res_page) if (!p) return NULL; - - p->surface = SDL_CreateRGBSurfaceWithFormat(0, 640, 480, 32, SDL_PIXELFORMAT_RGB888); + p->surface = SDL_CreateRGBSurfaceWithFormat(0, c->width, c->height, 32, SDL_PIXELFORMAT_RGB888); res_page->fragment.buf = p->surface->pixels; - res_page->fragment.width = 640; - res_page->fragment.frame_width = 640; - res_page->fragment.height = 480; - res_page->fragment.frame_height = 480; - res_page->fragment.stride = p->surface->pitch - (640 * 4); + res_page->fragment.width = c->width; + res_page->fragment.frame_width = c->width; + res_page->fragment.height = c->height; + res_page->fragment.frame_height = c->height; + res_page->fragment.stride = p->surface->pitch - (c->width * 4); return p; } |