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API > API/Plugins > API/Plugins/CameraCalibrationCore > API/Plugins/CameraCalibrationCore/UCameraCalibrationStep
Description
Callback when the user performs a marquee select operation. Returns false if the event was not handled.
| Name | OnViewportMarqueeSelect |
| Type | function |
| Header File | /Engine/Plugins/VirtualProduction/CameraCalibrationCore/Source/CameraCalibrationCore/Public/CameraCalibrationStep.h |
| Include Path | #include "CameraCalibrationStep.h" |
virtual bool OnViewportMarqueeSelect
(
FVector2D StartPosition,
FVector2D EndPosition
)