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Unreal Engine C++ API Reference > Runtime > Engine > Materials > FMaterialsWithDirtyUsageFlags
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Materials/Material.h |
| Include | #include "Materials/Material.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Materials/Material.cpp |
bool IsUsageFlagDirty
&40;
EMaterialUsage UsageFlag
&41;
Remarks
Query the annotation to see if the specified flag has been changed