Set light sources for illuminating graphics. Lighting settings control the location, direction, and intensity (high/low)
of the specular lighting. The Multi-light CAE and Multi-light CAD options have predefined configurations.
To change the size and shape of the window, pick a point with your mouse cursor
and drag it until the desired shape is achieved.
Note: Depending on your mouse control settings, the mouse button and additional
controls set to manipulate window points and select an entity from the
screen will vary.