/* * This example code $WHAT_IT_DOES. * * This code is public domain. Feel free to use it for any purpose! */ #define SDL_MAIN_USE_CALLBACKS 1 /* use the callbacks instead of main() */ #include #include /* We will use this renderer to draw into this window every frame. */ static SDL_Window *window = NULL; static SDL_Renderer *renderer = NULL; /* This function runs once at startup. */ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[]) { if (!SDL_Init(SDL_INIT_VIDEO)) { SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't initialize SDL!", SDL_GetError(), NULL); return SDL_APP_FAILURE; } if (!SDL_CreateWindowAndRenderer("examples/CATEGORY/NAME", 640, 480, 0, &window, &renderer)) { SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Couldn't create window/renderer!", SDL_GetError(), NULL); return SDL_APP_FAILURE; } return SDL_APP_CONTINUE; /* carry on with the program! */ } /* This function runs when a new event (mouse input, keypresses, etc) occurs. */ SDL_AppResult SDL_AppEvent(void *appstate, const SDL_Event *event) { if (event->type == SDL_EVENT_QUIT) { return SDL_APP_SUCCESS; /* end the program, reporting success to the OS. */ } return SDL_APP_CONTINUE; /* carry on with the program! */ } /* This function runs once per frame, and is the heart of the program. */ SDL_AppResult SDL_AppIterate(void *appstate) { return SDL_APP_CONTINUE; /* carry on with the program! */ } /* This function runs once at shutdown. */ void SDL_AppQuit(void *appstate) { /* SDL will clean up the window/renderer for us. */ }