[GRASS-dev] ps.map: raster always under vector map?

Markus Neteler neteler at itc.it
Mon Apr 30 04:14:44 EDT 2007

Markus Neteler wrote on 04/30/2007 09:58 AM:
> On Mon, Apr 30, 2007 at 07:55:47PM +1200, Hamish wrote:
>> Glynn:
>>> Bear in mind that the raster map is always opaque, so it will obscure
>>> anything which is drawn beneath it.
>> Markus:
>>> That's exactly what I need: in my case the raster map contains a few
>>> cells only, but I need it on top to not be covered by vector contour
>>> lines etc.
>> ..
>>> Maybe ps.map's raster command needs an additional parameter "ontop" or
>>> something like this? Hacking C code as Hamish suggests might be asked
>>> too much for the average user.
>> are the null areas solid white, not transparent?
> They are transparent. All fine.
Of course I was too hasty. Nothing fine.
> Just that the tons of contour
> lines cover the scarse raster areas in the raster maps. That's
> why I need them on top of the dense contour lines.
... and it seems that NULL is not respected by ps.map (as you will know
It seems to be tricky to get some raster cells on top with a vector map
in the background...


ITC -> dall'1 marzo 2007 Fondazione Bruno Kessler
ITC -> since 1 March 2007 Fondazione Bruno Kessler

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