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RegionEllipticAxes
Header: | AVL.h |
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Namespace: | avl |
Module: | FoundationBasic |
Computes axes of an ellipse having the same first and second order moments as the given region.
Syntax
C++
C#
void avl::RegionEllipticAxes ( const avl::Region& inRegion, avl::Segment2D& outMajorAxis, avl::Segment2D& outMinorAxis )
Parameters
Name | Type | Default | Description | |
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inRegion | const Region& | Input region | |
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outMajorAxis | Segment2D& | ||
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outMinorAxis | Segment2D& |
Description
The orientations of the resulting axes are always between 0 and 180 degrees.
Hints
- If the input region is not guaranteed to be non-empty, precede this filter with SkipEmptyRegion.
Examples
![](../../img/filters/RegionEllipticAxes.png)
RegionEllipticAxes performed on a sample region.
Errors
List of possible exceptions:
Error type | Description |
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DomainError | Empty region on input in RegionEllipticAxes. |