forked from joey/godottest
58 lines
1.5 KiB
GDScript
58 lines
1.5 KiB
GDScript
@tool
|
|
@icon("../../icons/category_composite.svg")
|
|
class_name Composite extends BeehaveNode
|
|
|
|
## A Composite node controls the flow of execution of its children in a specific manner.
|
|
|
|
var running_child: BeehaveNode = null
|
|
|
|
|
|
func _get_configuration_warnings() -> PackedStringArray:
|
|
var warnings: PackedStringArray = super._get_configuration_warnings()
|
|
|
|
if get_children().filter(func(x): return x is BeehaveNode).size() < 2:
|
|
warnings.append(
|
|
"Any composite node should have at least two children. Otherwise it is not useful."
|
|
)
|
|
|
|
return warnings
|
|
|
|
|
|
func interrupt(actor: Node, blackboard: Blackboard) -> void:
|
|
if running_child != null:
|
|
running_child.interrupt(actor, blackboard)
|
|
running_child = null
|
|
super.interrupt(actor, blackboard)
|
|
|
|
|
|
func after_run(actor: Node, blackboard: Blackboard) -> void:
|
|
running_child = null
|
|
|
|
|
|
func get_class_name() -> Array[StringName]:
|
|
var classes := super()
|
|
classes.push_back(&"Composite")
|
|
return classes
|
|
|
|
|
|
func _cleanup_running(child: Node, actor: Node, blackboard: Blackboard) -> void:
|
|
if child == running_child:
|
|
running_child = null
|
|
var id = str(actor.get_instance_id())
|
|
if child == blackboard.get_value("running_action", null, id):
|
|
blackboard.set_value("running_action", null, id)
|
|
|
|
|
|
func _interrupt_children(actor: Node, blackboard: Blackboard, from_index: int, last_index: int) -> void:
|
|
var children = get_children()
|
|
var start = from_index + 1
|
|
var end = 0
|
|
if last_index > from_index:
|
|
end = last_index + 1
|
|
else:
|
|
return
|
|
|
|
for j in range(start, end):
|
|
var stale = children[j]
|
|
stale.interrupt(actor, blackboard)
|