negative values and colors in Ascii Grids

[Frank Warmerdam]

On 1/16/06, Christopher Condit <condit at sdsc.edu> wrote:
> Hi Frank-
> I'm also very interested in this topic and have been trying to
> efficiently create raster images from continuous oracle point sources.
> Currently, I write the Oracle points to a ArcInfo ASCII grid and create
> all of my own CLASS directives for MapServer.  Do you know of a better
> way to do this?  Problem is: I need the raster to come from a DB query
> input by the user, so I can't create static images ahead of time...

Chris,

I do not know of a better way of handling this currently, though
I find Arc/Info ascii grids an odd choice of intermediate format.

Best regards,
--
---------------------------------------+--------------------------------------
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Programmer for Rent