Retrieves the red component of a given Point.
Red component of the Point
const point = make_color_point(1, 2, 3, 50, 100, 150);r_of(point); // Returns 50 Copy
const point = make_color_point(1, 2, 3, 50, 100, 150);r_of(point); // Returns 50
Retrieves the red component of a given Point.