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Formalise the ability to use alternative SRS and tiling scheme #11

Merged
merged 2 commits into from
Apr 9, 2020
Merged

Formalise the ability to use alternative SRS and tiling scheme #11

merged 2 commits into from
Apr 9, 2020

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jtfell
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@jtfell jtfell commented Mar 30, 2020

README.md Outdated

By default, the data is tiled according to the [Tile Map Service (TMS)](http://wiki.osgeo.org/wiki/Tile_Map_Service_Specification) layout and global-geodetic profile. These defaults can be varied by specifying the `projection` and `scheme`.

Allowed values for the projection are `EPSG:3857` and `EPSG:4326` and for the scheme are `tms` and `slippyMap`.
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Would you mind adding a little more detail here? For example, EPSG:4326 tilesets have 2 tiles at the root, while EPSG:3857 has only one. Also tms numbers tiles from the southwest while slippMap numbers them from the northwest.

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I've pushed an update - does this explain the distinction between them adequately?

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kring commented Apr 9, 2020

Thanks @jtfell!

@kring kring merged commit 57fb7cd into CesiumGS:master Apr 9, 2020
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2 participants