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// Copyright 2025 https://yuewu.dev/en All Rights Reserved.
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#pragma once
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#include "Animation/AnimNodeBase.h"
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#include "GMS_AnimNode_CurvesBlend.generated.h"
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UENUM(BlueprintType)
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enum class EGMS_CurvesBlendMode : uint8
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{
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// Blend poses using blend amount. Same as ECurveBlendOption::BlendByWeight.
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BlendByAmount,
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// Only set the value if the curves pose has the curve value. Same as ECurveBlendOption::Override.
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Combine,
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// Only set the value if the source pose doesn't have the curve value. Same as ECurveBlendOption::DoNotOverride.
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CombinePreserved,
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// Find the highest curve value from multiple poses and use that. Same as ECurveBlendOption::UseMaxValue.
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UseMaxValue,
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// Find the lowest curve value from multiple poses and use that. Same as ECurveBlendOption::UseMinValue.
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UseMinValue,
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// Completely override source pose. Same as ECurveBlendOption::UseBasePose.
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Override
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};
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USTRUCT(BlueprintInternalUseOnly)
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struct GENERICMOVEMENTSYSTEM_API FGMS_AnimNode_CurvesBlend : public FAnimNode_Base
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{
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GENERATED_BODY()
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public:
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Settings")
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FPoseLink SourcePose;
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Settings")
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FPoseLink CurvesPose;
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#if WITH_EDITORONLY_DATA
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UPROPERTY(EditAnywhere, Category = "Settings", Meta = (ClampMin = 0, ClampMax = 1, FoldProperty, PinShownByDefault))
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float BlendAmount{1.0f};
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UPROPERTY(EditAnywhere, Category = "Settings", Meta = (FoldProperty))
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EGMS_CurvesBlendMode BlendMode{EGMS_CurvesBlendMode::BlendByAmount};
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#endif
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public:
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virtual void Initialize_AnyThread(const FAnimationInitializeContext& Context) override;
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virtual void CacheBones_AnyThread(const FAnimationCacheBonesContext& Context) override;
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virtual void Update_AnyThread(const FAnimationUpdateContext& Context) override;
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virtual void Evaluate_AnyThread(FPoseContext& Output) override;
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virtual void GatherDebugData(FNodeDebugData& DebugData) override;
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public:
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float GetBlendAmount() const;
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EGMS_CurvesBlendMode GetBlendMode() const;
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};
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// Copyright 2025 https://yuewu.dev/en All Rights Reserved.
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#pragma once
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#include "GameplayTagContainer.h"
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#include "AnimNodes/AnimNode_BlendListBase.h"
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#include "GMS_AnimNode_GameplayTagsBlend.generated.h"
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USTRUCT()
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struct GENERICMOVEMENTSYSTEM_API FGMS_AnimNode_GameplayTagsBlend : public FAnimNode_BlendListBase
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{
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GENERATED_BODY()
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public:
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#if WITH_EDITORONLY_DATA
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UPROPERTY(EditAnywhere, Category="Settings", Meta = (FoldProperty, PinShownByDefault))
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FGameplayTag ActiveTag;
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UPROPERTY(EditAnywhere, Category="Settings", Meta = (FoldProperty))
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TArray<FGameplayTag> Tags;
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#endif
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protected:
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virtual int32 GetActiveChildIndex() override;
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public:
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const FGameplayTag& GetActiveTag() const;
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const TArray<FGameplayTag>& GetTags() const;
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#if WITH_EDITOR
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void RefreshPoses();
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#endif
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};
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// Copyright 2025 https://yuewu.dev/en All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "UObject/ObjectMacros.h"
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#include "Animation/AnimTypes.h"
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#include "Animation/AnimNodeBase.h"
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#include "Animation/AnimData/BoneMaskFilter.h"
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#include "Settings/GMS_SettingStructLibrary.h"
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#include "GMS_AnimNode_LayeredBoneBlend.generated.h"
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// Layered blend (per bone); has dynamic number of blendposes that can blend per different bone sets
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USTRUCT(BlueprintInternalUseOnly)
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struct FGMS_AnimNode_LayeredBoneBlend : public FAnimNode_Base
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{
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GENERATED_USTRUCT_BODY()
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public:
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/** The source pose */
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Links)
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FPoseLink BasePose;
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/** Each layer's blended pose */
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UPROPERTY(EditAnywhere, BlueprintReadWrite, editfixedsize, Category=Links, meta=(BlueprintCompilerGeneratedDefaults))
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TArray<FPoseLink> BlendPoses;
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/** Whether to use branch filters or a blend mask to specify an input pose per-bone influence */
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// UPROPERTY(EditAnywhere, Category = Config)
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// ELayeredBoneBlendMode BlendMode;
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/**
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* The blend masks to use for our layer inputs. Allows the use of per-bone alphas.
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* Blend masks are used when BlendMode is BlendMask.
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*/
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// UPROPERTY(EditAnywhere, editfixedsize, Category=Config, meta=(UseAsBlendMask=true))
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// TArray<TObjectPtr<UBlendProfile>> BlendMasks;
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/**
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* Configuration for the parts of the skeleton to blend for each layer. Allows
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* certain parts of the tree to be blended out or omitted from the pose.
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* LayerSetup is used when BlendMode is BranchFilter.
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*/
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UPROPERTY()
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TArray<FInputBlendPose> LayerSetup;
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UPROPERTY(EditAnywhere, BlueprintReadWrite, meta=(PinShownByDefault), Category=GMS)
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FGMS_InputBlendPose ExternalLayerSetup;
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/** The weights of each layer */
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UPROPERTY(EditAnywhere, BlueprintReadWrite, editfixedsize, Category=GMS, meta=(BlueprintCompilerGeneratedDefaults, PinShownByDefault))
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TArray<float> BlendWeights;
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/** Whether to blend bone rotations in mesh space or in local space */
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Config, meta=(PinShownByDefault))
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bool bMeshSpaceRotationBlend;
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/** Whether to blend bone scales in mesh space or in local space */
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Config)
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bool bMeshSpaceScaleBlend;
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/** How to blend the layers together */
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Config)
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TEnumAsByte<enum ECurveBlendOption::Type> CurveBlendOption;
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/** Whether to incorporate the per-bone blend weight of the root bone when lending root motion */
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UPROPERTY(EditAnywhere, Category = Config)
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bool bBlendRootMotionBasedOnRootBone;
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bool bHasRelevantPoses;
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/*
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* Max LOD that this node is allowed to run
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* For example if you have LODThreshold to be 2, it will run until LOD 2 (based on 0 index)
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* when the component LOD becomes 3, it will stop update/evaluate
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* currently transition would be issue and that has to be re-visited
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*/
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = Performance, meta = (DisplayName = "LOD Threshold"))
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int32 LODThreshold;
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protected:
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// Per-bone weights for the skeleton. Serialized as these are only relative to the skeleton, but can potentially
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// be regenerated at runtime if the GUIDs dont match
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UPROPERTY()
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TArray<FPerBoneBlendWeight> PerBoneBlendWeights;
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// Guids for skeleton used to determine whether the PerBoneBlendWeights need rebuilding
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UPROPERTY()
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FGuid SkeletonGuid;
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// Guid for virtual bones used to determine whether the PerBoneBlendWeights need rebuilding
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UPROPERTY()
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FGuid VirtualBoneGuid;
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// transient data to handle weight and target weight
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// this array changes based on required bones
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TArray<FPerBoneBlendWeight> DesiredBoneBlendWeights;
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TArray<FPerBoneBlendWeight> CurrentBoneBlendWeights;
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// Per-curve source pose index
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TBaseBlendedCurve<FDefaultAllocator, UE::Anim::FCurveElementIndexed> CurvePoseSourceIndices;
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// Serial number of the required bones container
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uint16 RequiredBonesSerialNumber;
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public:
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FGMS_AnimNode_LayeredBoneBlend()
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: bMeshSpaceRotationBlend(false)
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, bMeshSpaceScaleBlend(false)
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, CurveBlendOption(ECurveBlendOption::Override)
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, bBlendRootMotionBasedOnRootBone(true)
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, bHasRelevantPoses(false)
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, LODThreshold(INDEX_NONE)
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, RequiredBonesSerialNumber(0)
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{
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}
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// FAnimNode_Base interface
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GENERICMOVEMENTSYSTEM_API virtual void Initialize_AnyThread(const FAnimationInitializeContext& Context) override;
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GENERICMOVEMENTSYSTEM_API virtual void CacheBones_AnyThread(const FAnimationCacheBonesContext& Context) override;
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GENERICMOVEMENTSYSTEM_API virtual void Update_AnyThread(const FAnimationUpdateContext& Context) override;
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GENERICMOVEMENTSYSTEM_API virtual void Evaluate_AnyThread(FPoseContext& Output) override;
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GENERICMOVEMENTSYSTEM_API virtual void GatherDebugData(FNodeDebugData& DebugData) override;
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virtual int32 GetLODThreshold() const override { return LODThreshold; }
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// End of FAnimNode_Base interface
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void AddPose()
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{
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BlendWeights.Add(1.f);
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BlendPoses.AddDefaulted();
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LayerSetup.AddDefaulted();
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}
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void RemovePose(int32 PoseIndex)
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{
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BlendWeights.RemoveAt(PoseIndex);
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BlendPoses.RemoveAt(PoseIndex);
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if (LayerSetup.IsValidIndex(PoseIndex))
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{
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LayerSetup.RemoveAt(PoseIndex);
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}
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}
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// Invalidate the cached per-bone blend weights from the skeleton
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void InvalidatePerBoneBlendWeights()
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{
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RequiredBonesSerialNumber = 0;
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SkeletonGuid = FGuid();
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VirtualBoneGuid = FGuid();
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}
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// Invalidates the cached bone data so it is recalculated the next time this node is updated
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void InvalidateCachedBoneData() { RequiredBonesSerialNumber = 0; }
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public:
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// Rebuild cache per bone blend weights from the skeleton
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GENERICMOVEMENTSYSTEM_API void RebuildPerBoneBlendWeights(const USkeleton* InSkeleton);
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// Check whether per-bone blend weights are valid according to the skeleton (GUID check)
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GENERICMOVEMENTSYSTEM_API bool ArePerBoneBlendWeightsValid(const USkeleton* InSkeleton) const;
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// Update cached data if required
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GENERICMOVEMENTSYSTEM_API void UpdateCachedBoneData(const FBoneContainer& RequiredBones, const USkeleton* Skeleton);
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friend class UAnimGraphNode_LayeredBoneBlend;
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};
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@@ -0,0 +1,205 @@
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// Copyright 2025 https://yuewu.dev/en All Rights Reserved.
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#pragma once
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#include "BoneControllers/AnimNode_OrientationWarping.h"
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#include "BoneControllers/BoneControllerTypes.h"
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#include "BoneControllers/AnimNode_SkeletalControlBase.h"
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#include "Settings/GMS_SettingStructLibrary.h"
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#include "GMS_AnimNode_OrientationWarping.generated.h"
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struct FAnimationInitializeContext;
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struct FComponentSpacePoseContext;
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struct FNodeDebugData;
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USTRUCT(BlueprintInternalUseOnly)
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struct GENERICMOVEMENTSYSTEM_API FGMS_AnimNode_OrientationWarping : public FAnimNode_SkeletalControlBase
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{
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GENERATED_BODY()
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// Orientation warping evaluation mode (Graph or Manual)
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UPROPERTY(EditAnywhere,BlueprintReadWrite, Category=Evaluation, meta=(PinShownByDefault))
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EWarpingEvaluationMode Mode = EWarpingEvaluationMode::Manual;
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// The desired orientation angle (in degrees) to warp by relative to the specified RotationAxis
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Evaluation, meta=(PinShownByDefault))
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float OrientationAngle = 0.f;
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// The character locomotion angle (in degrees) relative to the specified RotationAxis
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// This will be used in the following equation for computing the orientation angle: [Orientation = RotationBetween(RootMotionDirection, LocomotionDirection)]
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Evaluation, meta=(PinShownByDefault))
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float LocomotionAngle = 0.f;
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// The character movement direction vector in world space
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// This will be used to compute LocomotionAngle automatically
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Evaluation, meta=(PinShownByDefault))
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FVector LocomotionDirection = { 0.f, 0.f, 0.f };
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// Minimum root motion speed required to apply orientation warping
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// This is useful to prevent unnatural re-orientation when the animation has a portion with no root motion (i.e starts/stops/idles)
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// When this value is greater than 0, it's recommended to enable interpolation with RotationInterpSpeed > 0
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Evaluation, meta = (ClampMin = "0.0", PinHiddenByDefault))
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float MinRootMotionSpeedThreshold = 10.0f;
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// Specifies an angle threshold to prevent erroneous over-rotation of the character, disabled with a value of 0
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//
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// When the effective orientation warping angle is detected to be greater than this value (default: 90 degrees) the locomotion direction will be inverted prior to warping
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// This will be used in the following equation: [Orientation = RotationBetween(RootMotionDirection, -LocomotionDirection)]
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//
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// Example: Playing a forward running animation while the motion is going backward
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// Rather than orientation warping by 180 degrees, the system will warp by 0 degrees
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Evaluation, meta=(PinHiddenByDefault), meta=(ClampMin="0.0", ClampMax="180.0"))
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float LocomotionAngleDeltaThreshold = 90.f;
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// Spine bone definitions
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// Used to counter rotate the body in order to keep the character facing forward
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// The amount of counter rotation applied is driven by DistributedBoneOrientationAlpha
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// UPROPERTY(EditAnywhere, Category="Settings") 由ExternalBoneReference代替代替。
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UPROPERTY()
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TArray<FBoneReference> SpineBones;
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// IK Foot Root Bone definition
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// UPROPERTY(EditAnywhere, Category="Settings", meta=(DisplayName="IK Foot Root Bone")) 由ExternalBoneReference代替。
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UPROPERTY()
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FBoneReference IKFootRootBone;
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// IK Foot definitions
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// UPROPERTY(EditAnywhere, Category="Settings", meta=(DisplayName="IK Foot Bones")) 由ExternalBoneReference代替。
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UPROPERTY()
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TArray<FBoneReference> IKFootBones;
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UPROPERTY(EditAnywhere, BlueprintReadWrite, Category= Settings, meta=(PinShownByDefault))
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FGMS_OrientationWarpingBoneReference ExternalBoneReference;
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// Rotation axis used when rotating the character body
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UPROPERTY(EditAnywhere, Category=Settings)
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TEnumAsByte<EAxis::Type> RotationAxis = EAxis::Z;
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// Specifies how much rotation is applied to the character body versus IK feet
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UPROPERTY(EditAnywhere, Category=Settings, meta=(ClampMin="0.0", ClampMax="1.0", PinHiddenByDefault))
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||||
float DistributedBoneOrientationAlpha = 0.5f;
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||||
// Specifies the interpolation speed (in Alpha per second) towards reaching the final warped rotation angle
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// A value of 0 will cause instantaneous rotation, while a greater value will introduce smoothing
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||||
UPROPERTY(EditAnywhere, Category=Settings, meta=(ClampMin="0.0"))
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||||
float RotationInterpSpeed = 10.f;
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||||
// Max correction we're allowed to do per-second when using interpolation.
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||||
// This minimizes pops when we have a large difference between current and target orientation.
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||||
UPROPERTY(EditAnywhere, Category=Settings, meta=(ClampMin="0.0", EditCondition="RotationInterpSpeed > 0.0f"))
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||||
float MaxCorrectionDegrees = 180.f;
|
||||
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||||
// Don't compensate our interpolator when the instantaneous root motion delta is higher than this. This is likely a pivot.
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||||
UPROPERTY(EditAnywhere, Category=Settings, meta=(ClampMin="0.0", EditCondition="RotationInterpSpeed > 0.0f"))
|
||||
float MaxRootMotionDeltaToCompensateDegrees = 45.f;
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||||
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||||
// Whether to counter compensate interpolation by the animated root motion angle change over time.
|
||||
// This helps to conserve the motion from our animation.
|
||||
// Disable this if your root motion is expected to be jittery, and you want orientation warping to smooth it out.
|
||||
UPROPERTY(EditAnywhere, Category=Settings, meta=(EditCondition="RotationInterpSpeed > 0.0f"))
|
||||
bool bCounterCompenstateInterpolationByRootMotion = true;
|
||||
|
||||
UPROPERTY(EditAnywhere, Category=Experimental, meta=(PinHiddenByDefault))
|
||||
bool bScaleByGlobalBlendWeight = false;
|
||||
|
||||
UPROPERTY(EditAnywhere, Category=Experimental, meta=(PinHiddenByDefault))
|
||||
bool bUseManualRootMotionVelocity = false;
|
||||
|
||||
UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Experimental, meta=(PinHiddenByDefault))
|
||||
FVector ManualRootMotionVelocity = FVector::ZeroVector;
|
||||
|
||||
//RootBoneTransform is the same as CustomTransform as
|
||||
UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Evaluation, meta=(PinHiddenByDefault))
|
||||
EOrientationWarpingSpace WarpingSpace = EOrientationWarpingSpace::ComponentTransform;
|
||||
|
||||
UPROPERTY(EditAnywhere, BlueprintReadWrite, Category=Evaluation, meta=(PinHiddenByDefault))
|
||||
FTransform WarpingSpaceTransform;
|
||||
|
||||
#if WITH_EDITORONLY_DATA
|
||||
// Scale all debug drawing visualization by a factor
|
||||
UPROPERTY(EditAnywhere, Category=Debug, meta=(ClampMin="0.0"))
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||||
float DebugDrawScale = 1.f;
|
||||
|
||||
// Enable/Disable orientation warping debug drawing
|
||||
UPROPERTY(EditAnywhere, Category=Debug)
|
||||
bool bEnableDebugDraw = false;
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||||
#endif
|
||||
|
||||
public:
|
||||
// FAnimNode_Base interface
|
||||
virtual void GatherDebugData(FNodeDebugData& DebugData) override;
|
||||
virtual void UpdateInternal(const FAnimationUpdateContext& Context) override;
|
||||
// End of FAnimNode_Base interface
|
||||
|
||||
// FAnimNode_SkeletalControlBase interface
|
||||
virtual void Initialize_AnyThread(const FAnimationInitializeContext& Context) override;
|
||||
virtual void EvaluateSkeletalControl_AnyThread(FComponentSpacePoseContext& Output, TArray<FBoneTransform>& OutBoneTransforms) override;
|
||||
virtual bool IsValidToEvaluate(const USkeleton* Skeleton, const FBoneContainer& RequiredBones) override;
|
||||
// End of FAnimNode_SkeletalControlBase interface
|
||||
|
||||
private:
|
||||
// FAnimNode_SkeletalControlBase interface
|
||||
virtual void InitializeBoneReferences(const FBoneContainer& RequiredBones) override;
|
||||
// End of FAnimNode_SkeletalControlBase interface
|
||||
|
||||
struct FOrientationWarpingSpineBoneData
|
||||
{
|
||||
FCompactPoseBoneIndex BoneIndex;
|
||||
float Weight;
|
||||
|
||||
FOrientationWarpingSpineBoneData()
|
||||
: BoneIndex(INDEX_NONE)
|
||||
, Weight(0.f)
|
||||
{
|
||||
}
|
||||
|
||||
FOrientationWarpingSpineBoneData(FCompactPoseBoneIndex InBoneIndex)
|
||||
: BoneIndex(InBoneIndex)
|
||||
, Weight(0.f)
|
||||
{
|
||||
}
|
||||
|
||||
// Comparison Operator for Sorting
|
||||
struct FCompareBoneIndex
|
||||
{
|
||||
FORCEINLINE bool operator()(const FOrientationWarpingSpineBoneData& A, const FOrientationWarpingSpineBoneData& B) const
|
||||
{
|
||||
return A.BoneIndex < B.BoneIndex;
|
||||
}
|
||||
};
|
||||
};
|
||||
|
||||
struct FOrientationWarpingFootData
|
||||
{
|
||||
TArray<FCompactPoseBoneIndex> IKFootBoneIndexArray;
|
||||
FCompactPoseBoneIndex IKFootRootBoneIndex;
|
||||
|
||||
FOrientationWarpingFootData()
|
||||
: IKFootBoneIndexArray()
|
||||
, IKFootRootBoneIndex(INDEX_NONE)
|
||||
{
|
||||
}
|
||||
};
|
||||
|
||||
// Computed spine bone indices and alpha weights for the specified spine definition
|
||||
TArray<FOrientationWarpingSpineBoneData> SpineBoneDataArray;
|
||||
|
||||
// Computed IK bone indices for the specified foot definitions
|
||||
FOrientationWarpingFootData IKFootData;
|
||||
|
||||
// Internal current frame root motion delta direction
|
||||
FVector RootMotionDeltaDirection = FVector::ZeroVector;
|
||||
|
||||
// Internal orientation warping angle
|
||||
float ActualOrientationAngleRad = 0.f;
|
||||
float BlendWeight = 0.0f;
|
||||
|
||||
FGraphTraversalCounter UpdateCounter;
|
||||
bool bIsFirstUpdate = false;
|
||||
void Reset(const FAnimationBaseContext& Context);
|
||||
|
||||
#if WITH_EDITORONLY_DATA
|
||||
// Whether we found a root motion delta attribute in the attribute stream on graph driven mode
|
||||
bool bFoundRootMotionAttribute = false;
|
||||
#endif
|
||||
};
|
||||
Reference in New Issue
Block a user