[Qgis-developer] Approximate reprojection for vectors

[Giovanni Manghi]

Hi,


On Wed, 2011-10-05 at 13:57 +0300, Alexander Bruy wrote:
> Hi,
> 
> 2011/10/4 Martin Dobias <wonder.sk at gmail.com>:
> > In any case we should look into the performance in a more coordinated way:
> > 1. choose a dataset for testing - ideally just 1-3 layers of real data
> > with lots of features (e.g. 10000+) for each feature type - points,
> > polylines, polygons. Any ideas for a free dataset?
> 
> We have large point shapefile with lots of features [0], also there is
> a polygonal [1] and lines [2] layers
> 
> [0] http://gis-lab.info/data/gns/gns-shp-utf-rs.7z
> [1] http://gis-lab.info/data/rusbounds-rosreestr/regions2010_wgs_shp.7z
> [2] http://gis-lab.info/data/rusbounds-rosreestr/all_rubounds_wgs_shp.7z



Martin I just found that you proposed a patch to allow speed up vector
rendering

http://hub.qgis.org/issues/3200

maybe this can be tested again and added in time for 1.8?

cheers

-- Giovanni --