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Version: Streamsheets 2.4

CLASSIFYPOINT

This function determines whether a given X, Y coordinate is inside or outside or on the border of a given polygon defined by the points given.

Syntax

=CLASSIFYPOINT(X, Y, PolygonPointsRange)

Arguments

NameDescription
XX coordinate of the point to test
YY coordinate of the point to test
PolygonPointsRangeA vertical range with 2 columns and N rows where the first column contains the X and the second column contains the Y coordinates of a (closed) Polygon

Return Value

-1: Point is outside of polygon
0: Point is on polygon border
1: Point is inside polygon

Example

FunctionResultComment
=CLASSIFYPOINT(500, 500, A2:B5)1Where A2:B5 looks as follows: