Game Development Reference
8. Return to the modifier's Properies tab, change the values in the Textures
Coordinates for Object , and then select one of the empty objects, as shown
in the following screenshot:
9. Ok, we're ready to go to Logic Editor . Select Always as the value for Sensor , add And
as the value for controller , and at last, add Acion as the value for Actuator . Connect
them, as seen in the following image. Now, there are two ways that you can do the
next part. They both work fine, so it just depends on your preference.