Osm Roof Shapes
This section is a wiki template editable here.
Osm roof shapes. 0 i am trying to identify rooftops of all buildings for a part of a city. I have heard that we can do that in osm. Simple 3d buildings on the osm wiki defines several roof shapes. However they all seem to be mostly symmetric.
Additional roof shapes are suggested in s3db proposals including advanced approaches for manual modelling e g proposedrooflines or parts of osm 4d roof table. In the area where i was thinking of tagging roof shapes it is a very common pattern to have the roof be hipped towards the end of the building that faces the street and gabled in the back. After the roof shape has been drawn it should be moved to match the location on the ground level. If there are already other features below or above the roof on the map layer should be used to provide information about stacking of features.
How to tag roof orientation for roof shape side hipped and similar roof shapes. This should be self explaining. Draw along the outline of the roof apply rectangularization e g. Hipped left and gabled right roof shapes.
In addition covered may be used to mark objects for example roads as covered by the roof. Either all ways below roof or the roof should get a layer tag. Josm q key if so desired. How to identify rooftop in osm.