[Qgis-user] Raster Color Map

Goyo goyodiaz at gmail.com
Wed Sep 2 08:15:30 PDT 2009


El mié, 02-09-2009 a las 10:55 +0200, Agustin Lobo escribió:
> Hi!
> 
> (using 2.1.0 on ubuntu jaunty)
> 
> I'm confused by the Colormap tab in Raster Properties: no matter
> which extreme colors  and options  I select, when I select
> Classify always get the same color ramp. My understanding was
> that if I were selecting i.e. white for 0 and black for 255, and 10 classes
> I would get a greyscale. In other words, that the colors
> entered by the user would guide the interpolation and the
> final color table. Am I doing something wrong?
> 
> Agus

You can add just two entries (or more) for black and white (or whatever)
and then select linear interpolation. That's not exactly the same, you
don't get 10 clases but a continuous ramp. That's the way I do it with
DEMs, for example, using three or four colors.

Goyo




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