[GRASSLIST:4317] Re: GIS visitor requests directions

Markus Neteler neteler at itc.it
Mon Aug 19 05:57:48 EDT 2002


On Sun, Aug 18, 2002 at 08:13:35PM +0100, Glynn Clements wrote:
> 
> Stephan Holl wrote:
> 
> > > I want to turn all my lat/long raster data into
> > > re-projected raster data, and re-project all vector/point files
> > > into new files that Adobe PhotoShop can read.
> > > Then PhotoShop loads the lot and all the layers should sit on
> > > top of each other perfectly, since they're all projected the
> > > same.
> > 
> > as far as I understand, you need a raster-format like PNG which
> > supposingly PhotoShop can read.
> > have a look here
> > http://grass.itc.it/gdp/html_grass5/html/pngdriver.html
> > 
> > just define a region using g.region, plot your raster-, vector-,
> > site-maps with d.[rast,vect,sites] and save them using the PNG-driver.
> 
> The PNG driver probably isn't the right approach here.
> 
> Raster maps can just be exported to an image format using the r.out.*
> programs. Vector and site maps can be converted to rasters with
> v.to.rast and s.to.rast respectively.
> 
> However, rasterising vector/site maps isn't the best approach if
> you're going to print the result, as it isn't usually practical to
> work with rasters at a resolution which is typical for printing.
> 
> It might be better to generate PostScript output instead, using
> ps.map.

Alternative methods are
Xfig (v.out.xfig, reads TIFF)
Sketch (reads SHAPE, TIFF)

The cartographic support is far from good.
 
[...]

Kind regards

 Markus Neteler



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