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API > API/Runtime > API/Runtime/NavigationSystem > API/Runtime/NavigationSystem/UNavigationSystemV1 > API/Runtime/NavigationSystem/UNavigationSystemV1/AddDirtyArea
References
| Module | NavigationSystem |
| Header | /Engine/Source/Runtime/NavigationSystem/Public/NavigationSystem.h |
| Include | #include "NavigationSystem.h" |
| Source | /Engine/Source/Runtime/NavigationSystem/Private/NavigationSystem.cpp |
void AddDirtyArea
(
const FBox & NewArea,
ENavigationDirtyFlag Flags,
const TFunction< const TSharedPtr< const FNavigationElement >()> & ElementProviderFunc,
const FName & DebugReason
)