Atlas - template.c
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[FILE BEGIN]
1/*
2 * This example code $WHAT_IT_DOES.
3 *
4 * This code is public domain. Feel free to use it for any purpose!
5 */
6
7#define SDL_MAIN_USE_CALLBACKS 1  /* use the callbacks instead of main() */
8#include <SDL3/SDL.h>
9#include <SDL3/SDL_main.h>
10
11/* We will use this renderer to draw into this window every frame. */
12static SDL_Window *window = NULL;
13static SDL_Renderer *renderer = NULL;
14
15
16/* This function runs once at startup. */
17SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
18{
19    SDL_SetAppMetadata("Example HUMAN READABLE NAME", "1.0", "com.example.CATEGORY-NAME");
20
21    if (!SDL_Init(SDL_INIT_VIDEO)) {
22        SDL_Log("Couldn't initialize SDL: %s", SDL_GetError());
23        return SDL_APP_FAILURE;
24    }
25
26    if (!SDL_CreateWindowAndRenderer("examples/CATEGORY/NAME", 640, 480, SDL_WINDOW_RESIZABLE, &window, &renderer)) {
27        SDL_Log("Couldn't create window/renderer: %s", SDL_GetError());
28        return SDL_APP_FAILURE;
29    }
30    SDL_SetRenderLogicalPresentation(renderer, 640, 480, SDL_LOGICAL_PRESENTATION_LETTERBOX);
31
32    return SDL_APP_CONTINUE;  /* carry on with the program! */
33}
34
35/* This function runs when a new event (mouse input, keypresses, etc) occurs. */
36SDL_AppResult SDL_AppEvent(void *appstate, SDL_Event *event)
37{
38    if (event->type == SDL_EVENT_QUIT) {
39        return SDL_APP_SUCCESS;  /* end the program, reporting success to the OS. */
40    }
41    return SDL_APP_CONTINUE;  /* carry on with the program! */
42}
43
44/* This function runs once per frame, and is the heart of the program. */
45SDL_AppResult SDL_AppIterate(void *appstate)
46{
47    return SDL_APP_CONTINUE;  /* carry on with the program! */
48}
49
50/* This function runs once at shutdown. */
51void SDL_AppQuit(void *appstate, SDL_AppResult result)
52{
53    /* SDL will clean up the window/renderer for us. */
54}
55
56
[FILE END]
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