trigger

Use it in a scene entity's components list as { "type": "trigger", … }. The contract writes the fields flat and refuses unknown keys.

Fields

Rules that can refuse it

• body.not-own
• dynamic-needs-collider
• feel/action-out-of-reach
• missing-collider
• play/interaction-unreached
• play/trigger-noop
• sensor-shape-unsupported
• trigger-needs-trigger-collider
• trigger-volume-unheard
• vehicle-needs-dynamic-body
• vehicle.not-own

Example

From the contract's tested fixture fixtures/contract/full20/scene.json#hazard-zone.

{
  "type": "trigger",
  "event": "hazard-reached",
  "once": true
}