掌機 - Nintendo 3DS - C/C++ - SDL v1.2 - GFX - Line

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>
#include <SDL_gfxPrimitives.h>
   
int main(void)
{
    SDL_Surface *screen = NULL;

    SDL_Init(SDL_INIT_VIDEO);
    screen = SDL_SetVideoMode(400, 240, 16, SDL_HWSURFACE);
    lineRGBA(screen, 10, 10, 50, 50, 0xff, 0xff, 0x00, 0xff);
    aalineRGBA(screen, 20, 70, 200, 70, 0x00, 0xff, 0xff, 0xff);
    hlineRGBA(screen, 100, 200, 100, 0x00, 0xff, 0x00, 0xff);
    vlineRGBA(screen, 100, 200, 100, 0xff, 0x00, 0x00, 0xff);
    SDL_Flip(screen);
    SDL_Delay(3000);

    SDL_Quit();
    return 0;
}

完成