Cairo.Matrix.GetHashCode C# (CSharp) Метод

        public override int GetHashCode()
        {
            return  (int)this.Xx ^ (int)this.Xx>>32 ^
                (int)this.Xy ^ (int)this.Xy>>32 ^
                (int)this.Yx ^ (int)this.Yx>>32 ^
                (int)this.Yy ^ (int)this.Yy>>32 ^
                (int)this.X0 ^ (int)this.X0>>32 ^
                (int)this.Y0 ^ (int)this.Y0>>32;
        }