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Region Features

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Icon Name Description Modules
RegionArea Computes the number of pixels contained in a region. FoundationLite
RegionBoundingBox Computes the smallest box containing a region. FoundationLite
RegionBoundingBox_OrNil Computes the smallest box containing a region; returns NIL if the region is empty. FoundationLite
RegionBoundingCircle Computes the smallest circle enclosing a region. FoundationBasic
RegionBoundingCircle_OrNil Computes the smallest circle enclosing a region; returns NIL if the region is empty. FoundationBasic
RegionBoundingParallelogram Computes the smallest parallelogram containing a region. FoundationPro
RegionBoundingRectangle Computes the smallest rectangle containing a region. FoundationBasic
RegionBoundingRectangle_FixedAngle Computes the smallest rectangle with the given orientation angle containing a region. FoundationBasic
RegionBoundingRectangle_FixedAngle_OrNil Computes the smallest rectangle with the given orientation angle containing a region; returns NIL if the region is empty. FoundationBasic
RegionBoundingRectangle_OrNil Computes the smallest rectangle containing a region; returns NIL if the region is empty. FoundationBasic
RegionCaliperDiameter Computes the longest and the shortest width of the input region measured as distance between parallel lines containing the whole region. FoundationBasic
RegionCircularity Computes the area of a region divided by the area of a circular region having the same feature. FoundationBasic
RegionContours Computes an array of closed paths corresponding to the contours of the input region. FoundationBasic
RegionConvexity Computes the area of a region divided by area of its convex hull. FoundationBasic
RegionDiameter Computes the longest segment connecting two pixels contained in region and its length. FoundationBasic
RegionEllipticAxes Computes axes of an ellipse having the same first and second order moments as the given region. FoundationBasic
RegionElongation Computes the elongation factor of a region ( perfect circle has minimal elongation equal 1.0 ). FoundationBasic
RegionHoles Creates regions of the holes of the input region. FoundationBasic
RegionHoles_Elastic Fills a ridges region with convex basins. FoundationBasic
RegionInscribedBox Computes the largest box contained in a region. FoundationBasic
RegionInscribedCircle Computes the largest circle contained in a region. FoundationBasic
RegionMassCenter Computes a point with coordinates equal to the average coordinates of the region's pixels. FoundationLite
RegionMassCenter_OrNil Computes a point with coordinates equal to the average coordinates of the region's pixels; returns NIL if the region is empty. FoundationLite
RegionMedialAxis Computes an array of paths corresponding to the skeleton of the input region. FoundationBasic
RegionMoment Computes selected second-order moment of a region in regular and normalized ( divided by region area ) variant. FoundationBasic
RegionNumberOfHoles Computes the number of holes in a region. FoundationBasic
RegionOrientation Computes the orientation of a region as an angle of value in range 0.0 - 180.0. FoundationBasic
RegionPerimeterLength Computes the length of the input region perimeter. FoundationBasic
RegionPointRunLengths Returns the lengths of horizontal sequences of locations that constitute the input region. FoundationBasic
RegionProjection Computes the profile of the region pixel count in consecutive rows or columns. FoundationBasic
RegionRectangularity Computes the area of a region divided by the area of its bounding rectangle. FoundationBasic