small style correction

This commit is contained in:
Guille Gutierrez 2022-11-15 11:25:38 -05:00
parent fae577deaa
commit 7e5ead2363
3 changed files with 110 additions and 102 deletions

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@ -5,114 +5,109 @@ Copyright © 2022 Concordia CERC group
Project Coder: Milad Aghamohamadnia --- milad.aghamohamadnia@concordia.ca
"""
import trimesh.exchange.load
from trimesh import Scene
import trimesh.geometry
from shapely.geometry import Polygon as ShapelyPoly
from shapely.geometry import Point
import trimesh
from pyproj import CRS
from city_model_structure.city import City
import trimesh.exchange.load
import trimesh.geometry
from shapely.geometry import Point
from shapely.geometry import Polygon as ShapelyPoly
from trimesh import Scene
from city_model_structure.attributes.polygon import Polygon
from city_model_structure.building import Building
from city_model_structure.building_demand.surface import Surface
from city_model_structure.attributes.polygon import Polygon
import numpy as np
from city_model_structure.city import City
import helpers.constants as cte
class GPandas:
"""
GeoPandas class
"""
def __init__(self, gdataframe, srs_name='EPSG:26911'):
"""_summary_
Arguments:
gdataframe {Geopandas.Dataframe} -- input geometry data in geopandas table
Keyword Arguments:
srs_name {str} -- coordinate system of coordinate system (default: {'EPSG:26911'})
"""
GeoPandas class
self._srs_name = srs_name
self._city = None
self._scene = gdataframe
self._scene = self._scene.to_crs(self._srs_name)
min_x, min_y, max_x, max_y = self._scene.total_bounds
self._lower_corner = [min_x, min_y, 0]
self._upper_corner = [max_x, max_y, 0]
@property
def scene(self) -> Scene:
"""
def __init__(self, gdataframe, srs_name='EPSG:26911'):
"""_summary_
Get GeoPandas scene
"""
return self._scene
Arguments:
gdataframe {Geopandas.Dataframe} -- input geometry data in geopandas table
Keyword Arguments:
srs_name {str} -- coordinate system of coordinate system (default: {'EPSG:26911'})
"""
self._srs_name = srs_name
self._city = None
self._scene = gdataframe
self._scene = self._scene.to_crs(self._srs_name)
minx, miny, maxx, maxy = self._scene.total_bounds
self._lower_corner = [minx, miny, 0]
self._upper_corner = [maxx, maxy, 0]
@property
def scene(self) -> Scene:
"""
Get GeoPandas scene
"""
return self._scene
@property
def city(self) -> City:
"""
Get city out of a GeoPandas Table
"""
if self._city is None:
self._city = City(self._lower_corner, self._upper_corner, self._srs_name)
for ix, bldg in self._scene.iterrows():
polygon = bldg['geometry']
geom = bldg.geom
polygon = ShapelyPoly(geom['coordinates'][0])
height = float(bldg['height_mean'])
building_mesh = trimesh.creation.extrude_polygon(polygon, height)
trimesh.repair.fill_holes(building_mesh)
trimesh.repair.fix_winding(building_mesh)
year_of_construction = int(bldg['year_built'])
name = str(ix)
lod = 1
if year_of_construction>2000:
function = 'residential'
else:
function = 'industry'
average_storey_height = 3
surfaces = []
face_normal = building_mesh.face_normals
for ix, face in enumerate(building_mesh.faces):
points = []
for vertex_index in face:
points.append(building_mesh.vertices[vertex_index])
solid_polygon = Polygon(points)
perimeter_polygon = solid_polygon
s_type = 'Ground' if face_normal[ix][2]==-1 else ('Roof' if face_normal[ix][2]==1 else 'Wall')
surface = Surface(solid_polygon, perimeter_polygon, surface_type=s_type)
surfaces.append(surface)
building = Building(name, lod, surfaces, year_of_construction, function, self._lower_corner, terrains=None)
self._city.add_city_object(building)
return self._city
@staticmethod
def resize_polygon(poly, factor=0.10, expand=False):
"""
returns the shapely polygon which is smaller or bigger by passed factor.
Arguments:
poly {shapely.geometry.Polygon} -- an input geometry in shapely polygon format
Keyword Arguments:
factor {float} -- factor of expansion (default: {0.10})
expand {bool} -- If expand = True , then it returns bigger polygon, else smaller (default: {False})
Returns:
{shapely.geometry.Polygon} -- output geometry in shapely polygon format
"""
xs = list(poly.exterior.coords.xy[0])
ys = list(poly.exterior.coords.xy[1])
x_center = 0.5 * min(xs) + 0.5 * max(xs)
y_center = 0.5 * min(ys) + 0.5 * max(ys)
min_corner = Point(min(xs), min(ys))
max_corner = Point(max(xs), max(ys))
center = Point(x_center, y_center)
shrink_distance = center.distance(min_corner)*factor
if expand:
poly_resized = poly.buffer(shrink_distance) #expand
@property
def city(self) -> City:
"""
Get city out of a GeoPandas Table
"""
if self._city is None:
self._city = City(self._lower_corner, self._upper_corner, self._srs_name)
for ix, bldg in self._scene.iterrows():
geom = bldg.geom
polygon = ShapelyPoly(geom['coordinates'][0])
height = float(bldg['height_mean'])
building_mesh = trimesh.creation.extrude_polygon(polygon, height)
trimesh.repair.fill_holes(building_mesh)
trimesh.repair.fix_winding(building_mesh)
year_of_construction = int(bldg['year_built'])
name = str(ix)
lod = 1
if year_of_construction > 2000:
function = cte.RESIDENTIAL
else:
poly_resized = poly.buffer(-shrink_distance) #shrink
return poly_resized
function = cte.INDUSTRY
surfaces = []
face_normal = building_mesh.face_normals
for ix, face in enumerate(building_mesh.faces):
points = []
for vertex_index in face:
points.append(building_mesh.vertices[vertex_index])
solid_polygon = Polygon(points)
perimeter_polygon = solid_polygon
s_type = cte.GROUND if face_normal[ix][2] == -1 else (cte.ROOF if face_normal[ix][2] == 1 else cte.WALL)
surface = Surface(solid_polygon, perimeter_polygon, surface_type=s_type)
surfaces.append(surface)
building = Building(name, lod, surfaces, year_of_construction, function, self._lower_corner, terrains=None)
self._city.add_city_object(building)
return self._city
@staticmethod
def resize_polygon(poly, factor=0.10, expand=False) -> ShapelyPoly:
"""
returns the shapely polygon which is smaller or bigger by passed factor.
Arguments:
poly {shapely.geometry.Polygon} -- an input geometry in shapely polygon format
Keyword Arguments:
factor {float} -- factor of expansion (default: {0.10})
expand {bool} -- If expand = True , then it returns bigger polygon, else smaller (default: {False})
Returns:
{shapely.geometry.Polygon} -- output geometry in shapely polygon format
"""
xs = list(poly.exterior.coords.xy[0])
ys = list(poly.exterior.coords.xy[1])
x_center = 0.5 * min(xs) + 0.5 * max(xs)
y_center = 0.5 * min(ys) + 0.5 * max(ys)
min_corner = Point(min(xs), min(ys))
center = Point(x_center, y_center)
shrink_distance = center.distance(min_corner) * factor
if expand:
poly_resized = poly.buffer(shrink_distance) # expand
else:
poly_resized = poly.buffer(-shrink_distance) # shrink
return poly_resized

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@ -15,4 +15,5 @@ ply
rhino3dm==7.7.0
scipy
PyYAML
pyecore==0.12.2
pyecore==0.12.2
shapely

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@ -147,6 +147,18 @@ class TestGeometryFactory(TestCase):
for building in city.buildings:
self._check_surfaces(building)
def test_import_geopandas(self):
"""
Test geopandas import
"""
file = 'kelowna.obj'
city = self._get_obj(file)
self.assertIsNotNone(city, 'city is none')
self.assertTrue(len(city.buildings) == 1)
self._check_buildings(city)
for building in city.buildings:
self._check_surfaces(building)
# osm
def test_subway(self):
"""