World Trigger

A world trigger is a cuboid shaped object, which fires callbacks when any node (collider or not) gets inside or outside of it.

A World Trigger Affecting Meshes

Touch	Specify if the touch mode is enabled for the trigger. With this mode on, the trigger will react to the node by a partial contact. Otherwise, the trigger will react only if the whole bounding box will get inside of it.
Size	The size of the trigger's bounding box along the X, Y and Z axes, in units.

After the initial parameters are set, click Ok and place the trigger somewhere in the world.

In the Trigger tab you can adjust the following parameters of the portal:

A Portal tab

Touch	The size of the trigger's bounding box along the X, Y and Z axes, in units.

A set of bounding box parameters:

Size	Specify if the touch mode is enabled for the trigger. With this mode on, the trigger will react to the node by a partial contact. Otherwise, the trigger will react only if the whole bounding box will get inside of it.

A set of callbacks:

Enter	The name of the enter world script callback function.
Leave	The name of the leave world script callback function.

Creating a World Trigger