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SkipEmptyRegion


Header: AVL.h
Namespace: avl
Module: FoundationLite

If the input region contains at least one pixel, then it is copied to the output; otherwise Nil is returned.

Applications: Secures against domain errors caused by empty regions, e.g. just before the RegionMassCenter filter is to be invoked.

Syntax

C++
C#
 
void avl::SkipEmptyRegion
(
	const avl::Region& inRegion,
	atl::Conditional<avl::Region>& outNotEmptyRegion,
	bool& outIsNotEmpty
)

Parameters

Name Type Default Description
inRegion const Region& Input region
outNotEmptyRegion Conditional<Region>&
outIsNotEmpty bool&