[MapProxy] Wrong WGS84BoundingBox in WMTS GetCapabilities

[Oliver Tonnhofer]

Hi,

please have a look at this example: https://gist.github.com/anonymous/2445ea91a8ac7b15bf39

You are expecting WGS84BoundingBox to cover the red box, but the green one is the correct box.


Regards,
Oliver

-- 
Oliver Tonnhofer  | Omniscale GmbH & Co KG  | https://omniscale.com
OpenStreetMap WMS and tile services         | https://maps.omniscale.com





> On 29.11.2016, at 15:13, Rahkonen Jukka (MML) <jukka.rahkonen at maanmittauslaitos.fi> wrote:
> 
> Hi,
>  
> We have defined this gridset
>  
>  
>    ETRS-TM35FIN:
>         srs: 'EPSG:3067'
>         tile_size: [256, 256]
>         res: [8192, 4096, 2048, 1024, 512, 256, 128, 64, 32, 16, 8, 4, 2, 1, 0.5, 0.25]
>         bbox: [-548576, 6291456, 1548576, 8388608]
>         bbox_srs: 'EPSG:3067'
>  
> However, in the WMTS GetCapabilities the WGS84BoundingBox does not suit with the EPSG:3067 bbox of the tile matrix set
>  
> <Layer>
> <ows:Title>Geology</ows:Title>
> <ows:Abstract/><ows:WGS84BoundingBox>
> <ows:LowerCorner>-6.38153862706 55.6179644952</ows:LowerCorner>
> <ows:UpperCorner>60.3815386271 75.5825702342</ows:UpperCorner>
> </ows:WGS84BoundingBox>
> <ows:Identifier>geology</ows:Identifier>
> <Style><ows:Identifier>default</ows:Identifier></Style>
> <Format>image/png</Format>
> <TileMatrixSetLink>
> <TileMatrixSet>ETRS-TM35FIN</TileMatrixSet>
> </TileMatrixSetLink>
> </Layer>
>  
> WGS84BoundingBox is optional in the WMTS standard and it does not need to be accurate
> “This WGS84BoundingBox can be approximate, but SHOULD be as precise as practical.”
> However, I think it should be a bit more accurate than this.
>  
> correct                                                                         bbox: [-548576, 6291456, 1548576, 8388608]
> calculated from WGS84BoundingBox             bbox: [-1553363, 6681098, 1381718, 8645537]
>  
>  
> -Jukka Rahkonen-
>  
>                             
>  
>  
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