struct Color {
	double r, g, b, a;
 public:
	Color (double r, double g, double b, double a)
	{
		this->r = r;
		this->g = g;
		this->b = b;
		this->a = a;
	};
};

class Dingus {
public:
	Color color;

	Dingus (Color c)
	{
		Color color = c;
	}
};

main ()
{
	fn (Color (1,2,3,4));
}