Function mandelbrot

Main.cpp:62–67

All fractal equations

//All fractal equations
void mandelbrot(double& x, double& y, double cx, double cy) {
  double nx = x*x - y*y + cx;
  double ny = 2.0*x*y + cy;
  x = nx;
  y = ny;
}
void burning_ship(double& x, double& y, double cx, double cy) {
  double nx = x*x - y*y + cx;
  double ny = 2.0*std::abs(x*y) + cy;