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API > API/Runtime > API/Runtime/SlateCore > API/Runtime/SlateCore/Rendering > API/Runtime/SlateCore/Rendering/FSlateDrawBuffer
References
| Module | SlateCore |
| Header | /Engine/Source/Runtime/SlateCore/Public/Rendering/SlateDrawBuffer.h |
| Include | #include "Rendering/SlateDrawBuffer.h" |
| Source | /Engine/Source/Runtime/SlateCore/Private/Rendering/SlateDrawBuffer.cpp |
void RemoveUnusedWindowElement
&40;
const TArray< SWindow &42; > & AllWindows
&41;
Remarks
Removes any window from the draw buffer that's not in this list or whose window has become invalid.