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The operations to create a building with the JOSM building-plugin shown in the picture in this post.
How do they split the long side of the house so one can extrude with X?

The picture is from Github/Mapbox/Mapping and their recipe to do this is

B to start with buildings tool
X to extrude building shapes as per the imagery.
Shift+Ctrl to rotate buildings.
Q to orthogonalize buildings
Shift+J to merge polygons

alt text

asked 03 Apr '17, 21:38

FredrikLindseth's gravatar image

accept rate: 13%

edited 03 Apr '17, 22:05

aseerel4c26's gravatar image

aseerel4c26 ♦

A double click with the extrude tool creates the split.

It's briefly mentioned on the help page: https://josm.openstreetmap.de/wiki/Help/Action/Extrude

permanent link

answered 03 Apr '17, 22:10

maxerickson's gravatar image

accept rate: 32%

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question asked: 03 Apr '17, 21:38

question was seen: 2,565 times

last updated: 03 Apr '17, 22:10

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