.. _4 Interaction:

4 Interaction
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\* a. Defined Buttons on controllers can work normally.

\* b. Textual descriptions are explicit and understandable. Text is adequate size and clearly legible.

c. In-game menus should be activated with controllers/headset Back (APP/Menu) button. If need to be customized, please provide explicit instructions. 

d. Use controller's Grip button to accomplish pick-up action. Recommend Grip action with a single press and Loosen your Grip with another single press.

e. Game object models should line up with the user’s real-world counterparts in position and orientation as closely as possible.

f. Recommend controller vibration effect in collision, shooting and other relative scenarios to improve the sense of reality.