R: Break up a polygon

GEOmap.breakpoly {GEOmap} | R Documentation

## Break up a polygon

### Description

Break up a polygon

### Usage

    GEOmap.breakpoly(Z, ww)

### Arguments

`Z` | list, x,y locations
`ww` | vector of indecies where NAs occur

### Details

The NA values in Z represent breaks. GEOmap.breakpoly breaks the polygon up into individual strokes. The beginning and the ending of the stroke are combined.

### Value

`newx` | list of x values
`newy` | list of y values

### Author(s)

Jonathan M. Lees<jonathan.lees@unc.edu>

### See Also

fixCoastwrap, GEOmap.breakline

### Examples

    x=1:100
    y = 1:100

    ww = c(25, 53, 75)

    A = list(x=x, y=y)

    W = GEOmap.breakpoly(A , ww)

[Package GEOmap version 2.4-0 Index]