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AltitudeArea.rebuild(): better match candidates based on altitude

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Laura Klünder 2017-11-19 21:08:35 +01:00
parent 80e713c0a7
commit b30fbe90d0
1 changed files with 20 additions and 14 deletions
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34
src/c3nav/mapdata/models/geometry/level.py
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@ -1,4 +1,5 @@
import logging
from decimal import Decimal
from itertools import chain, combinations
from operator import attrgetter, itemgetter
@ -309,7 +310,7 @@ class AltitudeArea(LevelGeometryMixin, models.Model):
for i, tmpid in enumerate(reversed(path[1:-1]), start=1):
area = areas[tmpid]
area.altitude = from_altitude+delta_altitude*i
area.altitude = Decimal(from_altitude+delta_altitude*i).quantize(Decimal('1.00'))
areas_without_altitude.discard(tmpid)
area.i = len(areas_with_altitude)
areas_with_altitude.append(tmpid)
@ -497,21 +498,26 @@ class AltitudeArea(LevelGeometryMixin, models.Model):
for candidate in all_candidates:
new_area = None
for tmpid in level_areas.get(candidate.level, set()):
area = areas[tmpid]
if area.geometry.almost_equals(candidate.geometry, 1):
new_area = area
break
if new_area is None:
potential_areas = [(tmpid, areas[tmpid].geometry.intersection(candidate.geometry).area)
for tmpid in level_areas.get(candidate.level, set())
if candidate.geometry_prep.intersects(areas[tmpid].geometry)]
potential_areas = [(tmpid, size) for tmpid, size in potential_areas
if candidate.area and size/candidate.area > 0.9]
if candidate.altitude2 is None:
for tmpid in level_areas.get(candidate.level, set()):
area = areas[tmpid]
if area.altitude2 is None and area.altitude == candidate.altitude:
new_area = area
break
else:
potential_areas = [areas[tmpid] for tmpid in level_areas.get(candidate.level, set())]
potential_areas = [area for area in potential_areas
if (candidate.altitude2 == area.altitude2 and
candidate.altitude == area.altitude)]
potential_areas = [(area, area.geometry.intersection(candidate.geometry).area)
for area in potential_areas
if candidate.geometry_prep.intersects(area.geometry)]
if potential_areas:
num_modified += 1
new_area = areas[max(potential_areas, key=itemgetter(1))[0]]
new_area = max(potential_areas, key=itemgetter(1))[0]
if not new_area.geometry.almost_equals(candidate.geometry):
num_modified += 1
if new_area is None:
candidate.delete()