Design Shaded Contour Lines (or Tanaka) Maps

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. See Tanaka (1950) .


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install.packages("tanaka")

0.1.3 by Timothée Giraud, 6 months ago


https://github.com/rcarto/tanaka/


Report a bug at https://github.com/rcarto/tanaka/issues/


Browse source code at https://github.com/cran/tanaka


Authors: Timothée Giraud [cre, aut]


Documentation:   PDF Manual  


GPL-3 license


Imports raster, sf, isoband, methods, grDevices, graphics

Suggests testthat, covr, lwgeom


See at CRAN