rec2
Rectangle from Vec2.
example
var Rec2 =var r = 0 0 100 100 //x, y, width, height//r is a subclass of Vec2, but with//a .size property (a Vec2)//and a bounds property a vec2.//.bounds is the absolute position of the other corner.
API
new Rec2(x, y, w, h)
create a Rec2
instance with given dimensions.
all dimensions default to 0.
If size must >= 0 or an error will be thrown.
Rec2#contains(point)
return true if the given point is within the rectangle.
Rec2#collides(rec2)
returns true if the given rectangle intersects with this rectangle.
Rec2#area()
returns the area of the rectangle.
License
MIT