[Thuban-list] displaying raster is very slow

[Bernhard Reiter]

Hi Moritz,

Am 29. Jun 2005 um 16:05:20 schrieb Moritz Lennert:
> I am using Thuban CVS from June 21 on a debian testing centrino
> machine with 512MB RAM and Pentium M 1.6GHz.
> 
> I have a 41MB Tif which I want to display (Corinne Landcover at 250m
> resolution for all of Europe). It takes a long time (ca. 30s) to
> load and display the file. Even when I just hide the layer and then
> redisplay it, it takes ca. 15s to show up.

> Why is Thuban so slow ?

My wild guess is the raster projection support
and the lack of caching.

	Bernhard