This is used to constrain an object (camera) to be driven via a game controller device.

There are two ways to use this constraint.

Through the shelf tool:

1. Click the Gamepad tool on the Constraints tab.

2. Select the object you want drive using gamepad and press Enter to confirm your selection.

Through the object’s menu:

1. Select the desired object to control with gamepad.

2. Click the button after the constraints_path parameter.

3. In the dropdown menu, click the button.