52 lines
1.7 KiB
C++
52 lines
1.7 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "StateTreeEvents.h"
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#include "StateTreeTypes.h"
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#include "VisualLogger/VisualLogger.h"
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#include UE_INLINE_GENERATED_CPP_BY_NAME(StateTreeEvents)
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//----------------------------------------------------------------//
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// FStateTreeSharedEvent
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//----------------------------------------------------------------//
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void FStateTreeSharedEvent::AddStructReferencedObjects(FReferenceCollector& Collector)
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{
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if (IsValid())
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{
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Collector.AddPropertyReferencesWithStructARO(FStateTreeEvent::StaticStruct(), Event.Get());
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}
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}
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//----------------------------------------------------------------//
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// FStateTreeEventQueue
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//----------------------------------------------------------------//
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bool FStateTreeEventQueue::SendEvent(const UObject* Owner, const FGameplayTag& Tag, const FConstStructView Payload, const FName Origin)
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{
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if (!Tag.IsValid() && !Payload.IsValid())
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{
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UE_VLOG_UELOG(Owner, LogStateTree, Error, TEXT("%s: An event with an invalid tag and payload has been sent to '%s'. This is not allowed."), ANSI_TO_TCHAR(__FUNCTION__), *GetNameSafe(Owner));
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return false;
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}
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if (SharedEvents.Num() >= MaxActiveEvents)
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{
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UE_VLOG_UELOG(Owner, LogStateTree, Error, TEXT("%s: Too many events send on '%s'. Dropping event %s"), ANSI_TO_TCHAR(__FUNCTION__), *GetNameSafe(Owner), *Tag.ToString());
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return false;
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}
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SharedEvents.Emplace(Tag, Payload, Origin);
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return true;
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}
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bool FStateTreeEventQueue::ConsumeEvent(const FStateTreeSharedEvent& Event)
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{
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const int32 Count = SharedEvents.RemoveAllSwap([&EventToRemove = Event](const FStateTreeSharedEvent& Event)
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{
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return Event == EventToRemove;
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});
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return Count > 0;
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}
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