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- Moved all skeletal control nodes to start out Upgrade Note: Modules containing custom animation nodes will need to have a dependency on the new "AnimGraphRuntime" module added to their Build.cs file #codereview lina.halper [CL 2582755 by Michael Noland in Main branch]
64 lines
2.2 KiB
C++
64 lines
2.2 KiB
C++
// Copyright 1998-2015 Epic Games, Inc. All Rights Reserved.
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/**
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* Abstract base class for a skeletal controller.
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* A SkelControl is a module that can modify the position or orientation of a set of bones in a skeletal mesh in some programmatic way.
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*/
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#pragma once
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#include "Animation/AnimNodeBase.h"
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#include "Animation/InputScaleBias.h"
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#include "AnimNode_SkeletalControlBase.generated.h"
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USTRUCT()
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struct ANIMGRAPHRUNTIME_API FAnimNode_SkeletalControlBase : public FAnimNode_Base
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{
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GENERATED_USTRUCT_BODY()
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// Input link
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Links)
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FComponentSpacePoseLink ComponentPose;
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// Current strength of the skeletal control
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Settings, meta=(PinShownByDefault))
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mutable float Alpha;
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Settings)
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FInputScaleBias AlphaScaleBias;
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public:
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FAnimNode_SkeletalControlBase()
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: Alpha(1.0f)
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{
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}
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public:
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#if WITH_EDITORONLY_DATA
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// forwarded pose data from the wired node which current node's skeletal control is not applied yet
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FCSPose<FCompactPose> ForwardedPose;
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#endif //#if WITH_EDITORONLY_DATA
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// FAnimNode_Base interface
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virtual void Initialize(const FAnimationInitializeContext& Context) override;
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virtual void CacheBones(const FAnimationCacheBonesContext& Context) override;
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virtual void Update(const FAnimationUpdateContext& Context) override;
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virtual void EvaluateComponentSpace(FComponentSpacePoseContext& Output) override;
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// End of FAnimNode_Base interface
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protected:
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// Interface for derived skeletal controls to implement
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// Evaluate the new component-space transforms for the affected bones.
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virtual void EvaluateBoneTransforms(USkeletalMeshComponent* SkelComp, FCSPose<FCompactPose>& MeshBases, TArray<FBoneTransform>& OutBoneTransforms) {}
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// return true if it is valid to Evaluate
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virtual bool IsValidToEvaluate(const USkeleton* Skeleton, const FBoneContainer& RequiredBones) { return false; }
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// initialize any bone references you have
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virtual void InitializeBoneReferences(const FBoneContainer& RequiredBones){};
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/** Allow base to add info to the node debug output */
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void AddDebugNodeData(FString& OutDebugData);
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};
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