CRAN
tanaka 0.1.0
Design Shaded Contour Lines (or Tanaka) Maps
Released Mar 8, 2019 by Timothée Giraud
This package cannot yet be used with Renjin it depends on other packages which are not available: sf 0.7-3, raster 2.8-19, and lwgeom 0.1-6
Dependencies
sf 0.7-3 raster 2.8-19 lwgeom 0.1-6 isoband 0.1.0
The Tanaka method enhances the representation of topography on a map using shaded contour lines. In this simplified implementation of the method, north-west white contours represent illuminated topography and south-east black contours represent shaded topography.