Since then he’s thrown the device onto a stepper motor, and now has a clever 2D room mapping machine ... all of this in one of his past posts, building the webcam laser rangefinder.

The Kingdom Two Crowns series leans more towards tower defense than city-building, but there is an element of both genres in this unique 2D side-scrolling platformer as you work your way to ...

The creation, display and manipulation of objects in the computer in two dimensions. Drawing programs and 2D CAD programs allow objects to be drawn on an X-Y scale as if they were drawn on paper.