RealtimeStyleTransferRuntime/Source/LyraGame/Weapons/LyraWeaponInstance.cpp

// Copyright Epic Games, Inc. All Rights Reserved.

#include "LyraWeaponInstance.h"

#include "Engine/World.h"
#include "Math/UnrealMathUtility.h"
#include "Misc/AssertionMacros.h"

class UAnimInstance;
struct FGameplayTagContainer;

ULyraWeaponInstance::ULyraWeaponInstance(const FObjectInitializer& ObjectInitializer)
	: Super(ObjectInitializer)
{
}

void ULyraWeaponInstance::OnEquipped()
{
	Super::OnEquipped();

	UWorld* World = GetWorld();
	check(World);
	TimeLastEquipped = World->GetTimeSeconds();
}

void ULyraWeaponInstance::OnUnequipped()
{
	Super::OnUnequipped();
}

void ULyraWeaponInstance::UpdateFiringTime()
{
	UWorld* World = GetWorld();
	check(World);
	TimeLastFired = World->GetTimeSeconds();
}

float ULyraWeaponInstance::GetTimeSinceLastInteractedWith() const
{
	UWorld* World = GetWorld();
	check(World);
	const double WorldTime = World->GetTimeSeconds();

	double Result = WorldTime - TimeLastEquipped;

	if (TimeLastFired > 0.0)
	{
		const double TimeSinceFired = WorldTime - TimeLastFired;
		Result = FMath::Min(Result, TimeSinceFired);
	}

	return Result;
}

TSubclassOf<UAnimInstance> ULyraWeaponInstance::PickBestAnimLayer(bool bEquipped, const FGameplayTagContainer& CosmeticTags) const
{
	const FLyraAnimLayerSelectionSet& SetToQuery = (bEquipped ? EquippedAnimSet : UneuippedAnimSet);
	return SetToQuery.SelectBestLayer(CosmeticTags);
}