dot-overlay: Overlaying function

In PredictiveEcology/LandR: Landscape Ecosystem Modelling in R

Description

Used internally in overlayStacks. Function to be applied to each row of a data.table containing information of whether the species layer exists in the HQ and LQ data. Only overlays if data exists in both layers, otherwise returns the layer with data.

Usage

.overlay(
  SPP,
  HQ,
  LQ,
  hqLarger,
  highQualityStack,
  lowQualityStack,
  outputFilenameSuffix = "overlay",
  destinationPath
)

Arguments

SPP	data.table column of species layer name
HQ	data.table column of whether SPP is present in HQ layers
LQ	data.table column of whether SPP is present in LQ layers
highQualityStack	high quality list/stack of rasters (will be used preferentially)
lowQualityStack	low quality list/stack of rasters (will be used to fill NAs in highQualityStack)
outputFilenameSuffix	file suffix to save raster if there was overlaying. Defaults to "overlay".
destinationPath	directory for saved rasters

PredictiveEcology/LandR documentation built on Jan. 24, 2021, 12:52 a.m.