hub/imports/geometry/citygml_classes/citygml_lod1.py
guille b5dd5bf7ed initial implementation of Geojson importer
Bug correction overall code quality improvement
2022-11-24 17:58:45 -05:00

58 lines
2.3 KiB
Python

"""
CityGmlLod1 module parses citygml_classes files with level of detail 1 and import the geometry into the city model
structure
SPDX - License - Identifier: LGPL - 3.0 - or -later
Copyright © 2022 Concordia CERC group
Project Coder Guille Gutierrez guillermo.gutierrezmorote@concordia.ca
"""
from imports.geometry.helpers.geometry_helper import GeometryHelper
from imports.geometry.citygml_classes.citygml_base import CityGmlBase
from city_model_structure.building_demand.surface import Surface
from city_model_structure.attributes.polygon import Polygon
class CityGmlLod1(CityGmlBase):
"""
CityGmlLod1 class to parse level of detail 1 city gml files
"""
@classmethod
def _multi_curve(cls, city_object_member):
pass
def __init__(self, city_object_member):
super().__init__()
self._city_object_member = city_object_member
self._surfaces = self._identify(self._city_object_member)
@classmethod
def _identify(cls, city_object_member):
if 'lod1Solid' in city_object_member:
return cls._solid(city_object_member)
if 'lod1MultiSurface' in city_object_member:
return cls._multi_surface(city_object_member)
raise NotImplementedError(city_object_member)
@classmethod
def _solid(cls, city_object_member):
try:
solid_points = [
GeometryHelper.points_from_string(GeometryHelper.remove_last_point_from_string(
s['Polygon']['exterior']['LinearRing']['posList']['#text']))
for s in city_object_member['lod1Solid']['Solid']['exterior']['CompositeSurface']['surfaceMember']]
except TypeError:
solid_points = [
GeometryHelper.points_from_string(GeometryHelper.remove_last_point_from_string(
s['Polygon']['exterior']['LinearRing']['posList']))
for s in city_object_member['lod1Solid']['Solid']['exterior']['CompositeSurface']['surfaceMember']]
return [Surface(Polygon(sp), Polygon(sp)) for sp in solid_points]
@classmethod
def _multi_surface(cls, city_object_member):
solid_points = [GeometryHelper.points_from_string(GeometryHelper.remove_last_point_from_string(
s['Polygon']['exterior']['LinearRing']['posList']))
for s in city_object_member['Building']['lod1MultiSurface']['MultiSurface']['surfaceMember']]
return [Surface(Polygon(sp), Polygon(sp)) for sp in solid_points]