程式語言 - Simple DirectMedia Layer (SDL) - v1.2 - C/C++ - Pixels Manipulation

參考資訊：
https://www.libsdl.org/release/SDL-1.2.15/docs/html/index.html

main.c

#include <stdio.h>
#include <stdlib.h>
#include <SDL.h>

int main(int argc, char **argv)
{
    SDL_Surface *screen = NULL;

    SDL_Init(SDL_INIT_VIDEO);
    screen = SDL_SetVideoMode(320, 240, 16, SDL_HWSURFACE);

    int x = 0;
    int y = 0;
    uint16_t *d = screen->pixels;
    for (y = 0; y < screen->h; y++) {
        for (x = 0; x < screen->w; x++) {
            *d++ = 0xf800;
        }
    }

    SDL_Flip(screen);
    SDL_Delay(3000);
    SDL_Quit();
    return 0;
}

編譯、執行

$ gcc main.c -o main -lSDL -I/usr/include/SDL
$ ./main