Osm Roof Shapes

How to tag roof orientation for roof shape side hipped and similar roof shapes.

Osm roof shapes.

Simple 3d buildings on the osm wiki defines several roof shapes. In addition covered may be used to mark objects for example roads as covered by the roof. To accomplish that move the way until the corner of the roof touches the best visible corner edge of the building. 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.

0 i am trying to identify rooftops of all buildings for a part of a city. Additional roof shapes are suggested in s3db proposals including advanced approaches for manual modelling e g proposedrooflines or parts of osm 4d roof table. This should be self explaining. This tag should be added for roof shapes.

Draw along the outline of the roof apply rectangularization e g. However they all seem to be mostly symmetric. Either all ways below roof or the roof should get a layer tag. Hipped left and gabled right roof shapes.

How to identify rooftop in osm. This section is a wiki template editable here. After the roof shape has been drawn it should be moved to match the location on the ground level. I have heard that we can do that in osm.