CogPolygon.NearestVertex Method

CogPolygon NearestVertex Method

Cognex VisionPro 9.8

Return the index number of the vertex nearest to the supplied X,Y coordinates. Generates an error if there are no vertices.

Namespace: Cognex.VisionPro
Assembly: Cognex.VisionPro.Core (in Cognex.VisionPro.Core.dll) Version: 75.1.0.0

Syntax

public int NearestVertex(
	double x,
	double y
)

public int NearestVertex(
	double x,
	double y
)

Public Function NearestVertex ( 
	x As Double,
	y As Double
) As Integer

Public Function NearestVertex ( 
	x As Double,
	y As Double
) As Integer

public:
int NearestVertex(
	double x, 
	double y
)

public:
int NearestVertex(
	double x, 
	double y
)

Type: Int32

Index or the nearest vertex.

Exceptions

Exception	Condition
CogShapeDegeneratePolygonException	NumVertices < 1.

Remarks

Returns the index number of the vertex nearest to the supplied (x,y) coordinates.