[GRASS-dev] Re: windows binaries

[Glynn Clements]

Michael Barton wrote:

> This latter idea would work much better with interaction with the TclTk GIS
> Manager. 
> 
> The GIS Manager expects for each d.* command to create a single PPM/PGM
> pair, whose name is based on the PID obtained at the start of the procedure
> for each GIS layer. These are then inserted into g.pnmcomp at the end of the
> stack of GIS layers.
> 
> d.vect.thematic is treated like any other d.* command. If it did it's own
> compositing via g.pnmcomp, it would still be complicated to get this into
> the normal GIS layer stack of PPM/PGM pairs because it is not easy to pass
> file names from a bash script to a TclTk script (this an the issue with
> legend creation).

Note that, with my suggested script changes, the final composited
image ends up in the file specified by $GRASS_PNGFILE, so it should
appear to behave like other d.* commands in that regard.

-- 
Glynn Clements <glynn at gclements.plus.com>