[Qgis-developer] Snapping tolerance

Matthias Kuhn matthias.kuhn at gmx.ch
Fri Dec 12 23:35:37 PST 2014

+1 for map units. Makes much more sense to me and should confuse less.

On 12/13/2014 07:04 AM, Nathan Woodrow wrote:
> I think using the projects units makes more sense, Using the layer
> units makes things confusing I think, think of having one layer in
> degrees and another in meters. 
> So +1 for swapping to mean project units.
> On Sat Dec 13 2014 at 4:02:10 PM Martin Dobias <wonder.sk at gmail.com
> <mailto:wonder.sk at gmail.com>> wrote:
>     Hi
>     Recently I have been working on some snapping improvements (more
>     about that later) and I have found one slightly surprising thing
>     about the configuration of tolerances: if the tolerance unit is
>     set to "map units", it actually means "layer units" - i.e. units
>     in layer's CRS and not in project's CRS. Recently there was even a
>     bug report filed for that: https://hub.qgis.org/issues/11634
>     I would like to change the behavior so that the "map units" in
>     snapping config dialog would mean units in project's CRS. Would
>     there be any objections?
>     Alternatively we could just rename "map units" to "layer units" to
>     make it less surprising (and eventually add a third option to use
>     project's units).
>     Cheers
>     Martin
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