Files
UnrealEngine/Engine/Source/Runtime/AnimGraphRuntime/Public/BlendSpaceLibrary.h
2025-05-18 13:04:45 +08:00

58 lines
2.2 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "CoreMinimal.h"
#include "Animation/AnimExecutionContext.h"
#include "Kismet/BlueprintFunctionLibrary.h"
#include "Animation/AnimNodeReference.h"
#include "BlendSpaceLibrary.generated.h"
struct FAnimNode_BlendSpaceGraph;
USTRUCT(BlueprintType)
struct FBlendSpaceReference : public FAnimNodeReference
{
GENERATED_BODY()
typedef FAnimNode_BlendSpaceGraph FInternalNodeType;
};
/**
* Exposes operations to be performed on a blend space anim node.
*/
UCLASS(MinimalAPI)
class UBlendSpaceLibrary : public UBlueprintFunctionLibrary
{
GENERATED_BODY()
public:
/** Get a blend space context from an anim node context. */
UFUNCTION(BlueprintCallable, Category = "Blend Space", meta = (BlueprintThreadSafe, ExpandEnumAsExecs = "Result"))
static ANIMGRAPHRUNTIME_API FBlendSpaceReference ConvertToBlendSpace(const FAnimNodeReference& Node, EAnimNodeReferenceConversionResult& Result);
/** Get a blend space context from an anim node context (pure). */
UFUNCTION(BlueprintPure, Category = "Blend Space", meta = (BlueprintThreadSafe, DisplayName = "Convert to Blend Space (Pure)"))
static void ConvertToBlendSpacePure(const FAnimNodeReference& Node, FBlendSpaceReference& BlendSpace, bool& Result)
{
EAnimNodeReferenceConversionResult ConversionResult;
BlendSpace = ConvertToBlendSpace(Node, ConversionResult);
Result = (ConversionResult == EAnimNodeReferenceConversionResult::Succeeded);
}
/** Get the current position of the blend space. */
UFUNCTION(BlueprintPure, Category = "Blend Space", meta = (BlueprintThreadSafe))
static ANIMGRAPHRUNTIME_API FVector GetPosition(const FBlendSpaceReference& BlendSpace);
/** Get the current sample coordinates after going through the filtering. */
UFUNCTION(BlueprintPure, Category = "Blend Space", meta = (BlueprintThreadSafe))
static ANIMGRAPHRUNTIME_API FVector GetFilteredPosition(const FBlendSpaceReference& BlendSpace);
/** Forces the Position to the specified value */
UFUNCTION(BlueprintCallable, Category = "Blend Space", meta = (BlueprintThreadSafe))
static ANIMGRAPHRUNTIME_API void SnapToPosition(const FBlendSpaceReference& BlendSpace, FVector NewPosition);
};