Nintendo 3DS >> C/C++ >> SDL v1.2

Pixel


參考資訊:
1. libctru doc
2. 3ds-examples

說明:

API
int pixelColor(SDL_Surface *dst, Sint16 x, Sint16 y, Uint32 color)
int pixelRGBA(SDL_Surface *dst, Sint16 x, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a)

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);

    int x = 0, y = 0;
    for (y = 0; y < 100; y++) {
        for (x = 0; x < 100; x++) {
            pixelRGBA(screen, x, y, 0x00, 0xff, 0x00, 0xff);
        }
    }
    SDL_Flip(screen);
    SDL_Delay(3000);

    SDL_Quit();
    return 0;
}

完成


返回上一頁