#include <iostream>
#define CIMGGIP_MAIN
#include "CImgGIP05.h"
using namespace std;
using namespace cimg_library;

int main()
{
    while (gip_window_not_closed())
    {
        gip_stop_updates();
        gip_load_image("Campus_Eupener_Strasse.bmp");
        for (int y = 0; y < gip_win_size_y; y++)
        {
            for (int x = 0; x < gip_win_size_x; x++)
            {
                if (gip_distance(x, y, gip_mouse_x(), gip_mouse_y()) > 100)
                {
                    gip_set_grey(x, y, 0);
                }
                else
                    gip_set_grey(x, y, gip_get_grey(x, y));
            }
        }
        gip_start_updates();
        gip_sleep(3);

    }
    return 0;
}