seated_vehicle.gd 1.6 KB

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  1. class_name SeatedVehicle
  2. extends VehicleBody3D
  3. const CRASH_EFFECT: Resource = preload("res://effect/crash/crash.tscn")
  4. const MINIMAL_CRASH_SPEED: float = 1.0 # m2/s2
  5. var _current_commander: LocalInput = null
  6. var _has_collided: bool = false
  7. func _init() -> void:
  8. body_shape_entered.connect(_on_body_shape_entered)
  9. ## Make the vehicle responds to driver commands
  10. func drive_with(commander: LocalInput) -> void:
  11. commander.dir_changed.connect(_on_dir_changed)
  12. commander.main_action.connect(_on_main_action)
  13. _current_commander = commander
  14. func get_out() -> void:
  15. _current_commander.dir_changed.disconnect(_on_dir_changed)
  16. _current_commander.main_action.disconnect(_on_main_action)
  17. _current_commander = null
  18. func _integrate_forces(state: PhysicsDirectBodyState3D) -> void:
  19. if state.get_contact_count() <= 0:
  20. return
  21. if _has_collided and linear_velocity.length_squared() > MINIMAL_CRASH_SPEED:
  22. _crash_on(state.get_contact_collider_position(0))
  23. _has_collided = false
  24. func _on_body_shape_entered(_body_rid, body: Node, _body_shape_index, _local_shape_index) -> void:
  25. if body is Walker:
  26. return
  27. _has_collided = true
  28. func _crash_on(pos: Vector3) -> void:
  29. var crash_effect: CrashEffect = CRASH_EFFECT.instantiate()
  30. crash_effect.position = pos
  31. get_parent_node_3d().add_child(crash_effect)
  32. ## Need to be overridden to return an available seat
  33. func get_free_seat() -> Node3D:
  34. return null
  35. ## Need to be overridden to react to direction changed
  36. func _on_dir_changed(_dir: Vector2) -> void:
  37. pass
  38. ## Need to be overridden to react to main action
  39. func _on_main_action(_pressed: bool) -> void:
  40. pass