Parameters of an Area

Definition

Definition corresponds to the native resolution of your screen.

In X and Y, define the area dimensions.

Position

In X and Y, define the position in reference to the Windows origin.

Rendering definition

Rendering definition corresponds to the resolution Virtual Reality Lab uses to display results.

In X and Y, define the resolution of the area.

Note: Rendering can not be bigger than the Window dimension. The most common setting is most common is native resolution = rendering definition.
Note: Less pixels you have, faster the calculation is.