Emgu CV Library Documentation
Distance Method (point)
NamespacesEmgu.CVSeq<(Of <(T>)>)Distance(Point2D<(Of <(Single>)>))

www.emgu.com/wiki
Determines the distance from the point to the contour
Declaration Syntax
C#Visual BasicVisual C++
public double Distance(
	Point2D<float> point
)
Public Function Distance ( _
	point As Point2D(Of Single) _
) As Double
public:
double Distance(
	Point2D<float>^ point
)
Parameters
point (Point2D<(Of <(Single>)>))
The point to measured distance
Return Value
positive distance if inside; negative distance if outside; 0 if on the contour

Assembly: Emgu.CV (Module: Emgu.CV) Version: 1.3.0.0 (1.3.0.0)