OS MasterMap Greenspace Layer is supplied as a national vector tiles set in a single MBTiles file. This is a lightweight set of tiles that is efficient and fast to render in your software, and which provides high resolution data and gives a seamless experience when zooming in and out. The data is supplied in Web Mercator projection (ESPG:3857).
The vector tiles schema is detailed in the following table. In the zoom levels columns within the table, the letter N indicates that the specified layer and attribute are not mapped within that zoom level, whereas the letter Y indicates that the specified layer and attribute are mapped within that zoom level.
| Attribute | Zoom Levels: 0 to 12 | 13 | 14 | 15 | 16 |
|---|---|---|---|---|---|
toid
N
Y
Y
Y
Y
primary_function
N
Y
Y
Y
Y
polygon
N
Y
Y
Y
Y