[Qgis-user] Projection question
siki at agt.bme.hu
Wed Apr 1 04:14:22 EDT 2009
Did you enable on the fly projection in the project properties window?
QGIS cannot reproject rasters on the fly, so you must set your project
projection to the same projection of your raster layer. QGIS will
reproject vectors on the fly.
On Tue, 31 Mar 2009, Mikhail Umorin wrote:
> Hello ˙˙
> I have a problem with rendering layers with different projections. I
> have an SHP file with "+proj=longlat +ellps=GRS80 +datum=NAD83 +no_defs"
> and a geoTIFF file with "+proj=longlat +ellps=WGS84 +datum=WGS84
> +no_defs". That's all the projection data from "Properties". They cover
> exactly the same area but do not even overlap in QGIS. I also noticed
> that when geotiff file is rendered the distances that should be 3
> degrees are shown as about 10 degrees (my project options are set to
> Decimal Degrees) . I suspect that there is some confusion with
> meters/feet somewhere in the reprojection process.
> Is there any way to add "+units" option to the description of the
> layer's projection? Would this solve the problem?
> Thank you for your time,
> Qgis-user mailing list
> Qgis-user at lists.osgeo.org
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