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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 > API/Runtime/Core/Misc

References

   
Module Core
Header /Engine/Source/Runtime/Core/Public/Misc/FrameValue.h
Include #include "Misc/FrameValue.h"

Syntax

template<typename ValueType>  
struct TFrameValue

Remarks

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.

Constructors

  Type Name Description
Public function   Construct an OptionalType with no value; i.e. unset
Public function  

TFrameValue ( const ValueType& InValue
)

 Construct an OptionalType with a valid value.
Public function  

TFrameValue ( ValueType&& InValue
)

  
Public function  

TFrameValue ( const TFrameValue& InValue
)

 Copy/Move construction
Public function  

TFrameValue ( TFrameValue&& InValue
)

  

Functions

  Type Name Description
Public function Const const ValueType &  
Public function Const bool

IsSet ()

  
Public function Const ValueType

TryGetValue ( ValueType UnsetValue
)

  
Public function ValueType

TryGetValue ( ValueType UnsetValue
)

  

Operators

  Type Name Description
Public function TFrameValue &

operator= ( const TFrameValue& InValue
)

  
Public function TFrameValue &

operator= ( TFrameValue&& InValue
)

  
Public function TFrameValue &

operator= ( const ValueType& InValue
)

  
Public function TFrameValue &

operator= ( ValueType&& InValue
)

  

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