M

TopographySurface.IsValidRegion

Description:
Identify whether the points can construct a valid region for a topography surface.

public static bool IsValidRegion(
	IList<XYZ> points
)

Public Shared Function IsValidRegion ( _
	points As IList(Of XYZ) _
) As Boolean

public:
static bool IsValidRegion(
	IList<XYZ^>^ points
)

System.Collections.Generic.IList<XYZ>

points

The points set to be checked.

Return Value bool True if the size of points is not less than 3 and the points are not collinear after projecting to XY plane, that is, ignoring the elevation.

Autodesk.Revit.Exceptions.ArgumentException

There are no points in the input points set.
Autodesk.Revit.Exceptions.ArgumentNullException

A non-optional argument was NULL