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  3. TFrameValue

TFrameValue

This struct allows you to cache a value for a frame, and automatically invalidates when the frame advances.

API > API/Runtime > API/Runtime/Core

This struct allows you to cache a value for a frame, and automatically invalidates when the frame advances. If the value was set this frame, IsSet() returns true and GetValue() is valid.

   
Name TFrameValue
Type struct
Header File /Engine/Source/Runtime/Core/Public/Misc/FrameValue.h
Include Path #include "Misc/FrameValue.h"

Syntax

template<typename ValueType>  
struct TFrameValue

Constructors

Name Remarks Include Path Unreal Specifiers
Construct an OptionalType with no value; i.e. unset Misc/FrameValue.h  

TFrameValue ( const ValueType& InValue
)

 Construct an OptionalType with a valid value. Misc/FrameValue.h  

TFrameValue ( ValueType&& InValue
)

   Misc/FrameValue.h  

TFrameValue ( const TFrameValue& InValue
)

 Copy/Move construction Misc/FrameValue.h  

TFrameValue ( TFrameValue&& InValue
)

   Misc/FrameValue.h  

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
FrameSet uint64   Misc/FrameValue.h  
Value TOptional< ValueType >   Misc/FrameValue.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

const ValueType & GetValue()

   Misc/FrameValue.h  

bool IsSet()

   Misc/FrameValue.h  

ValueType TryGetValue ( ValueType UnsetValue
) const

   Misc/FrameValue.h  

ValueType TryGetValue ( ValueType UnsetValue
)

   Misc/FrameValue.h  

Operators

Name Remarks Include Path Unreal Specifiers

TFrameValue & operator= ( const TFrameValue& InValue
)

   Misc/FrameValue.h  
  Misc/FrameValue.h  

TFrameValue & operator= ( const ValueType& InValue
)

   Misc/FrameValue.h  

TFrameValue & operator= ( ValueType&& InValue
)

   Misc/FrameValue.h  

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