init

Description:

public unowned Quad? init (Point p1, Point p2, Point p3, Point p4)

Initializes a Quad with the given points.

Parameters:

this

the Quad to initialize
p1

the first point of the quadrilateral
p2

the second point of the quadrilateral
p3

the third point of the quadrilateral
p4

the fourth point of the quadrilateral

Returns:

the initialized Quad