aRTlayer-getMetric {aRT}R Documentation

getMetric

Description

Returns some spatial operation that from each spatial object of a layer.

Usage

## S4 method for signature 'aRTlayer':
getMetric(object, metric= c("area", "length"), ID=NULL)

Arguments

object Object of class aRTlayer.
metric One metric among:
  • area
  • length
  • distance
  • withinDist
ID A subset of the layer's IDs, over which the metrics will be computed. In the case of NULL, getMetric calculates the metrics over each element of the layer.

Author(s)

Pedro Ribeiro de Andrade

See Also

See aRTlayer-class to the description of this class.

Examples

## Not run: 
getMetric(layer, "hull")
getMetric(layer, "buffer", dist=500)
## End(Not run)
[Package aRT version 1.7-1 Index]