// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.

#include "AnimGraphNode_ApplyMeshSpaceAdditive.h"

#include "Animation/AnimationSettings.h"
#include "Kismet2/CompilerResultsLog.h"

/////////////////////////////////////////////////////
// UAnimGraphNode_ApplyAdditive

#define LOCTEXT_NAMESPACE "A3Nodes"

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

FLinearColor UAnimGraphNode_ApplyMeshSpaceAdditive::GetNodeTitleColor() const
{
	return FLinearColor(0.75f, 0.75f, 0.75f);
}

FText UAnimGraphNode_ApplyMeshSpaceAdditive::GetTooltipText() const
{
	return LOCTEXT("AnimGraphNode_ApplyMeshSpaceAdditive_Tooltip", "Apply mesh space additive animation to normal pose");
}

FText UAnimGraphNode_ApplyMeshSpaceAdditive::GetNodeTitle(ENodeTitleType::Type TitleType) const
{
	return LOCTEXT("AnimGraphNode_ApplyMeshSpaceAdditive_Title", "Apply Mesh Space Additive");
}

void UAnimGraphNode_ApplyMeshSpaceAdditive::CustomizePinData(UEdGraphPin* Pin, FName SourcePropertyName, int32 ArrayIndex) const
{
	Super::CustomizePinData(Pin, SourcePropertyName, ArrayIndex);

	if (Pin->PinName == GET_MEMBER_NAME_STRING_CHECKED(FAnimNode_ApplyMeshSpaceAdditive, Alpha))
	{
		if (!Pin->bHidden)
		{
			Pin->PinFriendlyName = Node.AlphaScaleBias.GetFriendlyName(Pin->PinFriendlyName);
		}
	}
}

void UAnimGraphNode_ApplyMeshSpaceAdditive::PostEditChangeProperty(struct FPropertyChangedEvent& PropertyChangedEvent)
{
	const FName PropertyName = (PropertyChangedEvent.Property ? PropertyChangedEvent.Property->GetFName() : NAME_None);

	// Reconstruct node to show updates to PinFriendlyNames.
	if ((PropertyName == GET_MEMBER_NAME_STRING_CHECKED(FAnimNode_ApplyMeshSpaceAdditive, AlphaScaleBias)))
	{
		ReconstructNode();
	}

	Super::PostEditChangeProperty(PropertyChangedEvent);
}

FString UAnimGraphNode_ApplyMeshSpaceAdditive::GetNodeCategory() const
{
	return TEXT("Blends");
	//@TODO: TEXT("Apply additive to normal pose"), TEXT("Apply additive pose"));
}

void UAnimGraphNode_ApplyMeshSpaceAdditive::ValidateAnimNodeDuringCompilation(class USkeleton* ForSkeleton, class FCompilerResultsLog& MessageLog)
{
	Super::ValidateAnimNodeDuringCompilation(ForSkeleton, MessageLog);

	if (UAnimationSettings::Get()->bEnablePerformanceLog)
	{
		if (Node.LODThreshold < 0)
		{
			MessageLog.Warning(TEXT("@@ contains no LOD Threshold."), this);
		}
	}
}
#undef LOCTEXT_NAMESPACE