[GRASS-user] exploding a color table

Neil Best nbest at LANWORTH.COM
Thu Jun 5 17:57:30 EDT 2008




Neil Best wrote:
> 
> Has anyone come up with a way to convert a streched color table for a
> floating point map into a set of discrete colors?  I am thinking
> especially of NDVI, so I would like to generate the list of 256 colors
> along the NDVI floating point stretch to use with the result of r.recode
> that I used to convert my NDVI map to an integer map.  If I could properly
> set the color table for that new map then I could maintain the
> symbolization within GRASS rather than having to spew a list of 256 colors
> for a Mapserver configuration.  Any thoughts?
> 

I just discovered that r.recoe only produced 3 levels -- not what I was
expecting for the rule:

-1.0:1.0:0:255

I guess I would have to use r.mapcalc?
-- 
View this message in context: http://www.nabble.com/exploding-a-color-table-tp17680217p17680396.html
Sent from the Grass - Users mailing list archive at Nabble.com.



More information about the grass-user mailing list