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50 lines
1.2 KiB
GDScript
50 lines
1.2 KiB
GDScript
2 years ago
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## A node in the behavior tree. Every node must return `SUCCESS`, `FAILURE` or
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## `RUNNING` when ticked.
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@tool
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class_name BeehaveNode extends Node
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enum {
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SUCCESS,
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FAILURE,
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RUNNING
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}
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func _get_configuration_warnings() -> PackedStringArray:
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var warnings: PackedStringArray = []
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if get_children().any(func(x): return not (x is BeehaveNode)):
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warnings.append("All children of this node should inherit from BeehaveNode class.")
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return warnings
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## Executes this node and returns a status code.
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## This method must be overwritten.
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func tick(actor: Node, blackboard: Blackboard) -> int:
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return SUCCESS
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## Called when this node needs to be interrupted before it can return FAILURE or SUCCESS.
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func interrupt(actor: Node, blackboard: Blackboard) -> void:
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pass
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## Called before the first time it ticks by the parent.
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func before_run(actor: Node, blackboard: Blackboard) -> void:
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pass
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## Called after the last time it ticks and returns
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## [code]SUCCESS[/code] or [code]FAILURE[/code].
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func after_run(actor: Node, blackboard: Blackboard) -> void:
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pass
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func get_class_name() -> Array[StringName]:
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return [&"BeehaveNode"]
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func can_send_message(blackboard: Blackboard) -> bool:
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return blackboard.get_value("can_send_message", false)
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