do not merge obstacles. this seems to get to complicated for libgeos
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7a02f58175
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4 changed files with 29 additions and 19 deletions
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@ -148,9 +148,6 @@ class LevelGeometries:
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for access_restriction, areas in tuple(color_group.items()):
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color_group[access_restriction] = unary_union(areas)
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# merge obstacles
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obstacles = {key: unary_union(polygons) for key, polygons in obstacles.items()}
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# add altitudegroup geometries and split ground colors into them
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for altitudearea in level.altitudeareas.all():
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altitudearea_prep = prepared.prep(altitudearea.geometry)
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@ -160,9 +157,13 @@ class LevelGeometries:
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for color, areas in colors.items()}
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altitudearea_colors = {color: areas for color, areas in altitudearea_colors.items() if areas}
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altitudearea_obstacles = {height: area.intersection(altitudearea.geometry)
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for height, area in obstacles.items()
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if altitudearea_prep.intersects(area)}
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altitudearea_obstacles = {height: tuple(obstacle.intersection(altitudearea.geometry)
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for obstacle in height_obstacles
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if altitudearea_prep.intersects(obstacle))
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for height, height_obstacles in obstacles.items()}
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altitudearea_obstacles = {height: height_obstacles
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for height, height_obstacles in obstacles.items()
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if height_obstacles}
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geoms.altitudeareas.append(AltitudeAreaGeometries(altitudearea,
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altitudearea_colors,
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altitudearea_obstacles))
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