Prepare ecoregions objects

DESCRIPTION NEEDED

prepEcoregions(
  ecoregionRst = NULL,
  ecoregionLayer,
  ecoregionLayerField = NULL,
  rasterToMatchLarge,
  rstLCCAdj,
  pixelsToRm,
  cacheTags
)

Arguments

ecoregionRst	an optional raster object that could be passed to sim, representing ecoregions
ecoregionLayer	a spatial polygons object representing ecoregions
ecoregionLayerField	optional. The field in ecoregionLayer that represents ecoregions.
rasterToMatchLarge	the rasterToMatchLarge object from sim
rstLCCAdj	RasterLayer representing land cover adjusted for non-forest classes
pixelsToRm	a vector of pixels to remove
cacheTags	UserTags to pass to cache