掌機 - Nintendo 3DS - C/C++ - SDL v1.2 - Draw Box

參考資訊：
https://hub.docker.com/r/greatwizard/devkitarm-3ds

main.c

#include <stdio.h>
#include <stdlib.h>
#include <SDL.h>
#include <SDL_gfxPrimitives.h>
 
int main(void)
{
    SDL_Rect rt = { 0 };
    SDL_Surface *screen = NULL;

    SDL_Init(SDL_INIT_VIDEO);
    screen = SDL_SetVideoMode(400, 240, 16, SDL_HWSURFACE); 

    boxRGBA(screen, 50, 100, 100, 150, 0xff, 0x00, 0x00, 0xff);   
     
    SDL_Flip(screen);
    SDL_Delay(3000);
    SDL_Quit();
    return 0;
}

完成