[GRASSLIST:1573] Re: i.composite and r.in.gdal

[Daniel Victoria]

I think you need to set the color palette correctly
before doing the composite. try first ruining r.color
on each image, setting a gray color palette or a
gray.eq and then make the composite

Daniel


--- bfdi533 <bfdi533 at cbacc-security3.bus.utexas.edu>
wrote:
> I have finally gotten through the bumps to getting
> r.in.gdal working on
> a geotiff.
> 
> Now, I have loaded a shade relief of the US with
> r.in.gdal and have a
> shdrlf image group and shdrlf.1, shdrlf.2 and
> shdrlf.3 raster images. I
> have tried to composite them with i.composite using
> 1=R, 2=G and 3=B
> (assuming this to be the correct sequence) using
> 16^3 colors (resulting
> in 4096 shades).  The results are not what I had
> expected.
> 
> Here is what I had expected:
>
http://w3test.mccombs.utexas.edu/services/cbacc/dbsupport/images/expected.png
> and here is what I actually got:
>
http://w3test.mccombs.utexas.edu/services/cbacc/dbsupport/images/composite.png
> 
> Any help on getting this composite right?
> 
> Ed Davison
> 

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