TMultiChannelValue | Unreal Engine 5.7 Documentation

API > API/Runtime > API/Runtime/MovieScene

Generic value type that supports a specific number of channels, optionally masked out. Used for blending types that can be represented as a contiguous set of numeric values. Relative, Weighted and Additive blending occurs on a per-channel basis


Name	TMultiChannelValue
Type	struct
Header File	/Engine/Source/Runtime/MovieScene/Public/Evaluation/Blending/MovieSceneMultiChannelBlending.h
Include Path	#include "Evaluation/Blending/MovieSceneMultiChannelBlending.h"

Syntax

template<typename T, uint8 N>  
struct TMultiChannelValue

Constructors

Name	Remarks	Include Path	Unreal Specifiers
TMultiChannelValue ()	Default Constructor	Evaluation/Blending/MovieSceneMultiChannelBlending.h
TMultiChannelValue ( std::initializer_list< OtherType > InitList )	Construction from a set of values. List size must match the number of channels.	Evaluation/Blending/MovieSceneMultiChannelBlending.h

Variables

Protected

Name	Type	Remarks	Include Path	Unreal Specifiers
Channels	T	Channel data	Evaluation/Blending/MovieSceneMultiChannelBlending.h
Mask	uint32	Mask signifying which indices within Channels are valid	Evaluation/Blending/MovieSceneMultiChannelBlending.h

Functions

Public

Name	Remarks	Include Path
T Get ( uint8 Index, T Default ) const	Access a value with a default	Evaluation/Blending/MovieSceneMultiChannelBlending.h
void Increment ( uint8 Index, T Value )	Increment the channel at the specified index by the specified amount	Evaluation/Blending/MovieSceneMultiChannelBlending.h
bool IsEmpty()	Check if this value is empty	Evaluation/Blending/MovieSceneMultiChannelBlending.h
bool IsFull()	Check if every channel in this value is valid	Evaluation/Blending/MovieSceneMultiChannelBlending.h
bool IsSet ( uint8 Index ) const	Check whether the specified channel index is enabled	Evaluation/Blending/MovieSceneMultiChannelBlending.h
void Set ( uint8 Index, T Value )	Enable and apply a value to the specified channel	Evaluation/Blending/MovieSceneMultiChannelBlending.h
void WeightedBlend ( uint8 Index, T Value, float Weight )	Do weighted blend with current value, this is an override	Evaluation/Blending/MovieSceneMultiChannelBlending.h

Operators

Name	Remarks	Include Path	Unreal Specifiers
T operator[] ( uint8 Index ) const	Array indexing operator - returns a channel value	Evaluation/Blending/MovieSceneMultiChannelBlending.h

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