[Qgis-developer] Windows refresh rates are slow

Ivan Mincik ivan.mincik at gmail.com
Wed Oct 6 15:02:34 EDT 2010


On Wed, Oct 6, 2010 at 8:52 PM, maaza mekuria <sailmcm at yahoo.com> wrote:

> Thanks Giovanni for the response. It is entirely vector and I find that the
> redraws to be very slow.
>
> I made the suggested changes on using render caching and I do not see that
> much performance gain.
>
> Is there anything else to do to help the refresh speed?
>
>
>
By my experience, slow rendering is case when Your layer is containing some
very big object (few hundred of vertexes each - for example long contour
lines generated by Grass).

Ivan
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