[GRASS-dev] ps.map colortable

[Hamish]

Casey Vandenberg wrote:
> How easy would it be to implement an
> option in the ps.map instructions for colortables so that
> the user could decide if he/she wanted to use a discrete
> colortable vs. a continuous color table (see attached).
> 
> Currently,  to change the color bar from continuous to
> discrete, I comment out the following lines in the ps_map.c
> instructions. It would be nice if one could choose between
> colortable_continuous vs colortable_discrete like one has
> the choice between geogrid or grid when making a ps.map
> file.
> 
> gedit ~/grass/ps/ps.map/ps_map.c
> 
> 
>    /* do the colortable, if requested */
>    if (PS.do_colortable) {
> //    if ( G_raster_map_is_fp(ct.name,
> ct.mapset) ) //        
>     PS_fcolortable();
> //    else
>        
>    PS_colortable();
>    }

I am trying to replicate your Discrete.png using the above patch &
the elevation.10m map from the Spearfish sample dataset, but failing.

Did you make a custom category (cats) file for your map containing the
discrete bands/ranges first?


Hamish