第一次提交

Plugins/GMS/Source/GenericMovementSystem/Public/Nodes/GMS_AnimNode_CurvesBlend.h

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+// Copyright 2025 https://yuewu.dev/en  All Rights Reserved.
+
+
+#pragma once
+
+#include "Animation/AnimNodeBase.h"
+#include "GMS_AnimNode_CurvesBlend.generated.h"
+
+UENUM(BlueprintType)
+enum class EGMS_CurvesBlendMode : uint8
+{
+	// Blend poses using blend amount. Same as ECurveBlendOption::BlendByWeight.
+	BlendByAmount,
+	// Only set the value if the curves pose has the curve value. Same as ECurveBlendOption::Override.
+	Combine,
+	// Only set the value if the source pose doesn't have the curve value. Same as ECurveBlendOption::DoNotOverride.
+	CombinePreserved,
+	// Find the highest curve value from multiple poses and use that. Same as ECurveBlendOption::UseMaxValue.
+	UseMaxValue,
+	// Find the lowest curve value from multiple poses and use that. Same as  ECurveBlendOption::UseMinValue.
+	UseMinValue,
+	// Completely override source pose. Same as ECurveBlendOption::UseBasePose.
+	Override
+};
+
+USTRUCT(BlueprintInternalUseOnly)
+struct GENERICMOVEMENTSYSTEM_API FGMS_AnimNode_CurvesBlend : public FAnimNode_Base
+{
+	GENERATED_BODY()
+
+public:
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Settings")
+	FPoseLink SourcePose;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Settings")
+	FPoseLink CurvesPose;
+
+#if WITH_EDITORONLY_DATA
+	UPROPERTY(EditAnywhere, Category = "Settings", Meta = (ClampMin = 0, ClampMax = 1, FoldProperty, PinShownByDefault))
+	float BlendAmount{1.0f};
+
+	UPROPERTY(EditAnywhere, Category = "Settings", Meta = (FoldProperty))
+	EGMS_CurvesBlendMode BlendMode{EGMS_CurvesBlendMode::BlendByAmount};
+#endif
+
+public:
+	virtual void Initialize_AnyThread(const FAnimationInitializeContext& Context) override;
+
+	virtual void CacheBones_AnyThread(const FAnimationCacheBonesContext& Context) override;
+
+	virtual void Update_AnyThread(const FAnimationUpdateContext& Context) override;
+
+	virtual void Evaluate_AnyThread(FPoseContext& Output) override;
+
+	virtual void GatherDebugData(FNodeDebugData& DebugData) override;
+
+public:
+	float GetBlendAmount() const;
+
+	EGMS_CurvesBlendMode GetBlendMode() const;
+};