AActor* UBTNode::GetGameplayTaskAvatar(const UGameplayTask* Task) const
{
if (Task == nullptr)
{
if (IsInstanced())
{
const UBehaviorTreeComponent* BTComponent = Cast<const UBehaviorTreeComponent>(GetOuter());
//not having BT component for an instanced BT node is invalid!
check(BTComponent);
return BTComponent->GetAIOwner();
}
else
{
UE_LOG(LogBehaviorTree, Warning, TEXT("%s: Unable to determine default GameplayTaskAvatar!"), *GetName());
return nullptr;
}
}
const UAITask* AITask = Cast<const UAITask>(Task);
if (AITask)
{
return AITask->GetAIController() ? AITask->GetAIController()->GetPawn() : nullptr;
}
const UGameplayTasksComponent* TasksComponent = Task->GetGameplayTasksComponent();
return TasksComponent ? TasksComponent->GetGameplayTaskAvatar(Task) : nullptr;
}
UWorld* UBTNode::GetWorld() const
{
// instanced nodes are created for behavior tree component owning that instance
// template nodes are created for behavior tree manager, which is located directly in UWorld
return GetOuter() == NULL ? NULL :
IsInstanced() ? (Cast<UBehaviorTreeComponent>(GetOuter()))->GetWorld() :
Cast<UWorld>(GetOuter()->GetOuter());
}
