Determines whether the given point is in a box. Includes points on the box.
Target is Kismet Math Library
X0
Y 0
Z 0
X0
Y 0
Z 0
X0
Y 0
Z 0

Point
Vector

Point to test 

Box Origin
Vector

Origin of the box 

Box Extent
Vector

Extents of the box (distance in each axis from origin) 

Return Value
Boolean

Whether the point is in the box. 