1. Epic GamesDeveloper
  3. TMapAttributeHelper

TMapAttributeHelper

Helper class to manage a [TMap](API\Runtime\Core\TMap) where the key and value type can be any type support by the [FAttributeStorage](API\Runtime\InterchangeCore\FAttributeStorage)

API > API/Runtime > API/Runtime/InterchangeCore

Helper class to manage a TMap where the key and value type can be any type support by the FAttributeStorage

   
Name TMapAttributeHelper
Type class
Header File /Engine/Source/Runtime/Interchange/Core/Public/Nodes/InterchangeBaseNodeUtilities.h
Include Path #include "Nodes/InterchangeBaseNodeUtilities.h"

Syntax

template<typename KeyType, typename ValueType>  
class TMapAttributeHelper

Constructors

Name Remarks Include Path Unreal Specifiers
  Nodes/InterchangeBaseNodeUtilities.h  
  Nodes/InterchangeBaseNodeUtilities.h  
  Nodes/InterchangeBaseNodeUtilities.h  

Destructors

Name Remarks Include Path Unreal Specifiers

~TMapAttributeHelper()

   Nodes/InterchangeBaseNodeUtilities.h  

Typedefs

Name Type Remarks Include Path
TAttributeHandle FAttributeStorage::TAttributeHandle< T >   Nodes/InterchangeBaseNodeUtilities.h

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
Attributes TWeakPtr< FAttributeStorage, ESPMode::ThreadSafe >   Nodes/InterchangeBaseNodeUtilities.h  
CachedKeysAndValues TMap< KeyType, TPair< TAttributeHandle< KeyType >, TAttributeHandle< ValueType > > >   Nodes/InterchangeBaseNodeUtilities.h  
KeyCountHandle TAttributeHandle< int32 >   Nodes/InterchangeBaseNodeUtilities.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void Empty ( int32 NumOfExpectedElements
)

   Nodes/InterchangeBaseNodeUtilities.h  

int32 GetCount()

   Nodes/InterchangeBaseNodeUtilities.h  

bool GetValue ( const KeyType& InKey,
ValueType& OutValue
) const

   Nodes/InterchangeBaseNodeUtilities.h  

bool GetValueByHash ( uint32 Hash,
const KeyType& InKey,
ValueType& OutValue
) const

   Nodes/InterchangeBaseNodeUtilities.h  

void Initialize ( const TSharedRef< FAttributeStorage, ESPMode::ThreadSafe >& InAttributes,
const FString& BaseKeyName
)

   Nodes/InterchangeBaseNodeUtilities.h  

void RebuildCache()

   Nodes/InterchangeBaseNodeUtilities.h  

bool RemoveKey ( const KeyType& InKey
)

   Nodes/InterchangeBaseNodeUtilities.h  

bool RemoveKeyAndGetValue ( const KeyType& InKey,
ValueType& OutValue
)

   Nodes/InterchangeBaseNodeUtilities.h  

bool RemoveKeyAndGetValueByHash ( uint32 Hash,
const KeyType& InKey,
ValueType& OutValue
)

   Nodes/InterchangeBaseNodeUtilities.h  

bool RemoveKeyByHash ( uint32 Hash,
const KeyType& InKey
)

   Nodes/InterchangeBaseNodeUtilities.h  

void Reserve ( int32 Number
)

   Nodes/InterchangeBaseNodeUtilities.h  

bool SetKeyValue ( const KeyType& InKey,
const ValueType& InValue
)

   Nodes/InterchangeBaseNodeUtilities.h  

bool SetKeyValueByHash ( uint32 Hash,
const KeyType& InKey,
const ValueType& InValue
)

   Nodes/InterchangeBaseNodeUtilities.h  

TMap< KeyType, ValueType > ToMap()

   Nodes/InterchangeBaseNodeUtilities.h  

Operators

Name Remarks Include Path Unreal Specifiers

TMapAttributeHelper & operator= ( const TMap< KeyType, ValueType >& InMap
)

   Nodes/InterchangeBaseNodeUtilities.h  
  Nodes/InterchangeBaseNodeUtilities.h  
  Nodes/InterchangeBaseNodeUtilities.h  

Ask questions and help your peers Developer Forums

Write your own tutorials or read those from others Learning Library

On this page