pointOnLine {SpatialGraph}

Snap a points to a line

Description

This function snaps a point to a line based on the minimum distance between the point and the line

Usage

pointOnLine(cool, coop)

Arguments

cool

2-col matrix giving the coordinates of the line

coop

2-length vector repsenting the point

Value

A 4-length vector, with 'x','y' [coordinates of the point snapped to the line], 'd' [distance from the input point to the new snapped point], and 'chain' [accumulated along-line distance from the starting of the line to the snapped point]

Author(s)

Javier Garcia-Pintado

See Also

Spatial-class