사용한 라이브러리

Q.25. 최근 방보간

int main()
{
    PPM ppm("imori.pnm");
    int width = ppm.Get_width();
    int height = ppm.Get_height();

    double a = 1.5;
    int Width = width * a, Height = height * a;

    PPM ppm2(Width, Height);
    for(int j=0; j<Height; j++)
        for (int i = 0; i < Width; i++)
        {
            ppm2(i, j, 'r') = ppm(std::round(i / a), std::round(j / a), 'r');
            ppm2(i, j, 'g') = ppm(std::round(i / a), std::round(j / a), 'g');
            ppm2(i, j, 'b') = ppm(std::round(i / a), std::round(j / a), 'b');
        }
    ppm2.Flush("out.ppm");
    return 0;
}