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SkipEmptyRegion
Header: | AVL.h |
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Namespace: | avl |
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
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& |