Click the bottom left button to switch between 2D and 3D 3D mode: Look Up -\/ Up-> Q W <- Forward Roll acw -> 7 8 9 <- Roll cw Left-> A S D <- Backward Look Left -> 4 6 <- Look Right Down-> Z ^-Backward Look Down -> 2 2D: Drag the stage to pan the view
Adaptation of Jamulus's FreeCam 2 to see how shapes can be modified.