Basic - Triggers

This tutorial will show you how to make a basic trigger in Unreal Editor 2.0. A trigger activates another actor. It's the basic way that events are activated in Unreal

Prerequisites:

This tutorial requires knowledge about movers. If you do not know how to make a mover, visit this tutorial: Basic - Movers

  1. Start with a room
  2. Make a mover and set it up
  3. Double click on the mover and in the mover properties expand Object. Then change the InitialState value to TriggerOpenTimed or TriggerToggle.
  4. Expand Events in the mover properties. Chance the Tag value from Mover to any unique name, like 'mover1'.
  5. Click the Actor Browser button to go to your Actor Browser (located on the top bar)
  6. Expand Triggers
  7. Click once on Trigger
  8. Right click somewhere on a surface in your map. Click "Add Trigger"
  9. Double click on the Trigger actor or right click it and click on Trigger Properties
  10. Expand Events and change the Event value from the empty value to the name of the Tag you gave your mover
  11. On the 2D view you should see a red line between your mover and your trigger
  12. Go up to your trigger in your map, it should activate the mover