1 | Sensors provide mechanisms for the user to interact with objects in the world. |
2 | Functionally, they generate events based on time or on user action. |
3 | ProximitySensor |
4 | SphereSensor |
5 | TouchSensor |
6 | VisibilitySensor |
7 | CylinderSensor |
8 | TimeSensor |
9 | PlaneSensor |