掌機 - Nintendo 3DS - C/C++ - SDL v1.2 - Screen Tearing Test

參考資訊：
https://libctru.devkitpro.org/index.html
https://github.com/devkitPro/3ds-examples

main.c

#include <stdio.h>
#include <stdlib.h>
#include <SDL.h>
 
int main(void)
{
    uint32_t cnt = 0;
    SDL_Surface *screen = NULL;
    uint32_t col[] = { 0xf800, 0x7e0, 0x1f };

    SDL_Init(SDL_INIT_VIDEO);
    screen = SDL_SetVideoMode(400, 240, 16, SDL_SWSURFACE | SDL_DOUBLEBUF);
    while (cnt < 600) {
        cnt += 1;
        SDL_FillRect(screen, &screen->clip_rect, col[cnt % 3]);
        SDL_Flip(screen);
        SDL_Delay(1000 / 60);
    }
    SDL_Quit();
    return 0;
}

完成