[MapProxy] Transparent Tile Cache over Tile Server

[Greg Albrecht]

I've also tried setting the cache to transparent, but that doesn't seem to
work either.

On Wed, Aug 1, 2018 at 11:55 AM, Greg Albrecht <gba at gregalbrecht.com> wrote:

> Thanks for the help Oliver. I've updated the config as follows:
>
> https://gist.github.com/ampledata/13434095e2923d25e2e4f36b1902b69e
>
> Unfortunately what I'm seeing is the Special-Event tiles (right) as
> non-transparent over the OSM tiles (left) in the background:
>
> https://www.dropbox.com/s/t8gkchp1o9le8jw/Screenshot%
> 202018-08-01%2011.53.06.png?dl=0
>
> Thanks,
> -g
>
>
>
> On Wed, Aug 1, 2018 at 5:02 AM, Oliver Tonnhofer <olt at omniscale.de> wrote:
>
>> Hi,
>>
>> you need to 'mark' your tile source as transparent:
>> https://mapproxy.org/docs/nightly/configuration_examples.
>> html#merge-tile-sources
>>
>>
>> Regards,
>> Oliver
>>
>> --
>> Oliver Tonnhofer  | Omniscale GmbH & Co KG  | https://omniscale.com
>> OpenStreetMap WMS and tile services         | https://maps.omniscale.com
>>
>>
>>
>>
>>
>>
>>
>> > On 30. Jul 2018, at 20:37, Greg Albrecht <gba at gregalbrecht.com> wrote:
>> >
>> > Hi All,
>> >
>> > I'm trying to use a Special-Event PDF as a transparent layer overlay
>> for an existing OSM Tile Source. I've already used MapTiler to split the
>> PDF into the appropriate tiles and can export them as a TMS directory
>> structure or as a mbtiles file.
>> >
>> > If I use a tile server to host the Special-Event tiles and use a
>> combined cache to provide a layer to my web browser (via WMTS), the
>> Special-Event tiles are transparent and I can see all the way through to
>> the underlying OSM tiles.
>> >
>> > Config: https://gist.github.com/ampledata/c60602300ea02adb744b216a0b
>> 21439a
>> >
>> > If I use a local TMS file cache to host the Special-Event tiles and use
>> a combined cache to provide a layer to my web browser (via WMTS), I can
>> ONLY see the Special-Event tiles and I cannot see the underlying OSM tiles:
>> >
>> > Config: https://gist.github.com/ampledata/e81f8848d92621774e0cb2d397
>> 3edb64
>> >
>> > I'd prefer using a local TMS file cache to host the Special-Event
>> tiles, and have them be transparent on top of the externally hosted OSM
>> tiles. I appreciate any pointers on what might be wrong with my config.
>> >
>> > The tile files themselves are: "PNG image data, 256 x 256, 8-bit
>> colormap, non-interlaced"
>> >
>> > Thanks,
>> > -g
>> >
>> >
>> > --
>> > Greg Albrecht <gba at gregalbrecht.com> W2GMD
>> > EMT, Emergency & Disaster Communications Supervisor
>> > Mobile: 1-415-598-8226
>> > http://ampledata.org/
>> > http://twitter.com/ampledata
>> > https://github.com/ampledata
>> > _______________________________________________
>> > MapProxy mailing list
>> > MapProxy at lists.osgeo.org
>> > https://lists.osgeo.org/mailman/listinfo/mapproxy
>>
>>
>
>
> --
> Greg Albrecht <gba at gregalbrecht.com> W2GMD
> EMT & Disaster Communications Specialist
> Mobile: 1-415-598-8226
> http://ampledata.org/
> http://twitter.com/ampledata
> https://github.com/ampledata
>



-- 
Greg Albrecht <gba at gregalbrecht.com> W2GMD
EMT & Disaster Communications Specialist
Mobile: 1-415-598-8226
http://ampledata.org/
http://twitter.com/ampledata
https://github.com/ampledata
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