unreal.BTFunctionLibrary

class unreal.BTFunctionLibrary(outer: Object | None = None, name: Name | str = 'None')

Bases: BlueprintFunctionLibrary

BTFunction Library

C++ Source:

• Module: AIModule

• File: BTFunctionLibrary.h

classmethod clear_blackboard_value(node_owner, key) → None

Resets indicated value to “not set” value, based on values type

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

classmethod clear_blackboard_value_as_vector(node_owner, key) → None

(DEPRECATED) Use ClearBlackboardValue instead deprecated: Use ClearBlackboardValue instead.

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

classmethod get_blackboard(node_owner: BTNode) → BlackboardComponent

deprecated: ‘get_blackboard’ was renamed to ‘get_owners_blackboard’.

classmethod get_blackboard_value_as_actor(node_owner, key) → Actor

Get Blackboard Value as Actor

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

Actor

classmethod get_blackboard_value_as_bool(node_owner, key) → bool

Get Blackboard Value as Bool

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

bool

classmethod get_blackboard_value_as_class(node_owner, key)

Get Blackboard Value as Class

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

type(Class)

classmethod get_blackboard_value_as_enum(node_owner, key) → uint8

Get Blackboard Value as Enum

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

uint8

classmethod get_blackboard_value_as_float(node_owner, key) → float

Get Blackboard Value as Float

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

float

classmethod get_blackboard_value_as_int(node_owner, key) → int32

Get Blackboard Value as Int

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

int32

classmethod get_blackboard_value_as_name(node_owner, key) → Name

Get Blackboard Value as Name

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

Name

classmethod get_blackboard_value_as_object(node_owner, key) → Object

Get Blackboard Value as Object

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

Object

classmethod get_blackboard_value_as_rotator(node_owner, key) → Rotator

Get Blackboard Value as Rotator

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

Rotator

classmethod get_blackboard_value_as_string(node_owner, key) → str

Get Blackboard Value as String

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

str

classmethod get_blackboard_value_as_vector(node_owner, key) → Vector

Get Blackboard Value as Vector

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

Return type:

Vector

classmethod get_owner_component(node_owner) → BehaviorTreeComponent

Get Owner Component

Parameters:

node_owner (BTNode)

Return type:

BehaviorTreeComponent

classmethod get_owners_blackboard(node_owner) → BlackboardComponent

Get Owners Blackboard

Parameters:

node_owner (BTNode)

Return type:

BlackboardComponent

classmethod set_blackboard_value_as_bool(node_owner, key, value) → None

Set Blackboard Value as Bool

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (bool)

classmethod set_blackboard_value_as_class(node_owner, key, value) → None

Set Blackboard Value as Class

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (type(Class))

classmethod set_blackboard_value_as_enum(node_owner, key, value) → None

Set Blackboard Value as Enum

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (uint8)

classmethod set_blackboard_value_as_float(node_owner, key, value) → None

Set Blackboard Value as Float

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (float)

classmethod set_blackboard_value_as_int(node_owner, key, value) → None

Set Blackboard Value as Int

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (int32)

classmethod set_blackboard_value_as_name(node_owner, key, value) → None

Set Blackboard Value as Name

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (Name)

classmethod set_blackboard_value_as_object(node_owner, key, value) → None

Set Blackboard Value as Object

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (Object)

classmethod set_blackboard_value_as_rotator(node_owner, key, value) → None

Set Blackboard Value as Rotator

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (Rotator)

classmethod set_blackboard_value_as_string(node_owner, key, value) → None

Set Blackboard Value as String

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (str)

classmethod set_blackboard_value_as_vector(node_owner, key, value) → None

Set Blackboard Value as Vector

Parameters:

• node_owner (BTNode)

• key (BlackboardKeySelector)

• value (Vector)

classmethod start_using_external_event(node_owner, owning_actor) → None

Initialize variables marked as “instance memory” and set owning actor for blackboard operations deprecated: No longer needed

Parameters:

• node_owner (BTNode)

• owning_actor (Actor)

classmethod stop_using_external_event(node_owner) → None

Save variables marked as “instance memory” and clear owning actor deprecated: No longer needed

Parameters:

node_owner (BTNode)