Thank you for trying :)
Maybe this should become a feature request.
Arni
On Wed, 23 Apr 2025 at 21:25, Richard Greenwood <richard.greenw...@gmail.com>
wrote:
> I don't have a TMS z/y/x data set to play with but I do have a vector
> tile {z}/{x}/{y}.pbf data set that's not in epsg:3857 which I had some
> limited success with when I set both the layer and the project coord system
> to that of the tile source. By "limited success" I mean that it was in the
> right place, however the zoom levels are not correct. The OpenLayers
> configurations that consume these tiles have custom min/max resolutions
> defined, not web mercator zoom levels. And I don't see how to accomplish
> that in QGIS.
>
> On Wed, Apr 23, 2025 at 1:37 PM Árni Geirsson <a...@alta.is> wrote:
>
>> I am referring to TMS, stored in a directory structure (/z/y/x) on a
>> simple web server, not WMTS where a capabilities response is available.
>> Tile sets are sometimes generated for specific projections for use in web
>> maps that are presented in that projection, such as a national CRS. I
>> assume this is why Openlayers allows map views to be defined in any
>> projection and tile layers included in that same projection to minimize the
>> need for reprojection on the fly.
>> I am not sure I can disclose the URL of the tile set I am considering,
>> but the url looks just like a regular XYZ url designed for web mercator, it
>> is just the X, Y and Z values that are very different in the given
>> projection. So the basic question is: Can I use such tile sets in QGIS just
>> as I would be able to use them in Openlayers?
>>
>> Arni
>>
>>
>>
>>
>> On Wed, 23 Apr 2025 at 19:26, Greg Troxel via QGIS-User <
>> qgis-user@lists.osgeo.org> wrote:
>>
>>> Patrick Dunford via QGIS-User <qgis-user@lists.osgeo.org> writes:
>>>
>>> > I honestly don't know that you have any option to use other than
>>> > EPSG3857 for webtiles. It's practically baked into the webtile
>>> > specifications.
>>>
>>> I am not sure if the OP is talking about TMS or WMTS:
>>>
>>> https://www.ogc.org/standards/wmts/
>>>
>>> With the phrase XYZ tiles, I suspect TMS:
>>>
>>> https://en.wikipedia.org/wiki/Tile_Map_Service
>>>
>>> As I understand it, TMS is 3857, and WMTS can carry a CRS.
>>>
>>> _______________________________________________
>>> QGIS-User mailing list
>>> QGIS-User@lists.osgeo.org
>>> List info: https://lists.osgeo.org/mailman/listinfo/qgis-user
>>> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user
>>>
>>
>
> --
> Richard W. Greenwood
> www.greenwoodmap.com
>
_______________________________________________
QGIS-User mailing list
QGIS-User@lists.osgeo.org
List info: https://lists.osgeo.org/mailman/listinfo/qgis-user
Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user
