Support Staff2 Posted by AJ on 05 Oct, 2011 10:52 PM
Assigning colors to rasters must currently be done as a
pre-processing step (before you import the geotiff to TileMill).
The txt file is used in conjunction with the gdaldem
command which will add the colors to your SRTM file. As explained
in the article:
To apply this color ramp to the DEM, use the gdaldem