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RhinoListPointCloudKNeighbors Method

Finds a certain amount of points in a list of 3D points that are the k-closest to a test point. This method searches needlePoints by computing all distances from each point cloud point and keeping a short list.

Namespace:  Rhino.Collections
Assembly:  RhinoCommon (in RhinoCommon.dll)
Since: 6.0
Syntax
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public static IEnumerable<int[]> PointCloudKNeighbors(
	PointCloud pointcloud,
	IEnumerable<Point3d> needlePoints,
	int amount
)

Parameters

pointcloud
Type: Rhino.GeometryPointCloud
A point cloud to be searched.
needlePoints
Type: System.Collections.GenericIEnumerablePoint3d
Points to search for.
amount
Type: SystemInt32
The required amount of closest neighbors to find.

Return Value

Type: IEnumerableInt32
An enumerable of arrays of indices; each array contains the indices for each of the needlePts.
See Also