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try to fix validity problems in build_for_level

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Laura Klünder 2017-12-15 12:35:31 +01:00
parent a7c4475151
commit eb7eac4448
1 changed files with 2 additions and 2 deletions
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4
src/c3nav/mapdata/render/geometry/level.py
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@ -68,12 +68,12 @@ class LevelGeometries:
if columns:
subtract.extend(columns)
if subtract:
space.geometry = space.geometry.difference(unary_union(subtract))
space.geometry = space.geometry.difference(unary_union(subtract)).buffer(0)
holes = tuple(h.geometry for h in space.holes.all())
if holes:
space.holes_geom = unary_union([h.geometry for h in space.holes.all()])
space.walkable_geom = space.geometry.difference(space.holes_geom)
space.walkable_geom = space.geometry.difference(space.holes_geom).buffer(0)
else:
space.holes_geom = empty_geometry_collection
space.walkable_geom = space.geometry