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MathUtilQuickClosestPointOnLine Method (LatLon, LatLon, LatLon)

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Calculates the closest point on the line lineStart->lineEnd to the point given.

Namespace:  Telogis.GeoBase
Assembly:  geobase.net (in geobase.net.dll) Version: 4.99.0.0
Syntax
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public static LatLon QuickClosestPointOnLine(
	LatLon point,
	LatLon lineStart,
	LatLon lineEnd
)

Parameters

point
Type: Telogis.GeoBaseLatLon
The point to find the closest point to.
lineStart
Type: Telogis.GeoBaseLatLon
The point at the beginning of the line.
lineEnd
Type: Telogis.GeoBaseLatLon
The point at the end of the line.

Return Value

Type: LatLon
The point between lineStart and lineEnd that is closest to point.
Remarks
This is a quick but approximate calculation for distances less than 10km, otherwise use ClosestPoint .
See Also