public static Color Add(Color A, Color B){
		double sumR = A.r + B.r;
		double sumG = A.g + B.g;
		double sumB = A.b + B.b;
		if(sumR > 1) sumR = 1;
		if(sumG > 1) sumG = 1;
		if(sumB > 1) sumB = 1;
		return new Color(sumR, sumG, sumB);
	}