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normal() function

Calculates the gradient of a normal to a line between the two points.

Signature:

export declare function normal(p1: PointXY, p2: PointXY): number;

Parameters

Parameter	Type	Description
p1	PointXY	First point in the line
p2	PointXY	Second point in the line

Returns:

number

The gradient of a normal to a line between the two points.