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Merge branch 'main' into feature/load_compressed_city

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This commit is contained in:
Koa Wells 2023-10-04 15:12:42 -04:00
commit 2b696f9251
13 changed files with 141 additions and 73 deletions
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3
hub/city_model_structure/building.py
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@ -70,6 +70,9 @@ class Building(CityObject):
self._min_x = min(self._min_x, surface.lower_corner[0])
self._min_y = min(self._min_y, surface.lower_corner[1])
self._min_z = min(self._min_z, surface.lower_corner[2])
self._max_x = max(self._max_x, surface.upper_corner[0])
self._max_y = max(self._max_y, surface.upper_corner[1])
self._max_z = max(self._max_z, surface.upper_corner[2])
surface.id = surface_id
if surface.type == cte.GROUND:
self._grounds.append(surface)

17
hub/city_model_structure/building_demand/construction.py
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@ -14,6 +14,7 @@ class Construction:
"""
def __init__(self):
self._type = None
self._name = None
self._layers = None
self._window_ratio = None
self._window_frame_ratio = None
@ -37,6 +38,22 @@ class Construction:
"""
self._type = value
@property
def name(self):
"""
Get construction name
:return: str
"""
return self._name
@name.setter
def name(self, value):
"""
Set construction name
:param value: str
"""
self._name = value
@property
def layers(self) -> [Layer]:
"""

1
hub/city_model_structure/building_demand/internal_zone.py
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@ -130,6 +130,7 @@ class InternalZone:
for hole in surface.holes_polygons:
windows_areas.append(hole.area)
_thermal_boundary = ThermalBoundary(surface, surface.solid_polygon.area, windows_areas)
surface.associated_thermal_boundaries = [_thermal_boundary]
_thermal_boundaries.append(_thermal_boundary)
_number_of_storeys = int(self.volume / self.area / self.thermal_archetype.average_storey_height)
_thermal_zone = ThermalZone(_thermal_boundaries, self, self.volume, self.area, _number_of_storeys)

2
hub/city_model_structure/building_demand/layer.py
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@ -59,6 +59,7 @@ class Layer:
Get material name
:return: str
"""
# todo: this should be named material_name instead
return self._name
@name.setter
@ -67,6 +68,7 @@ class Layer:
Set material name
:param value: string
"""
# todo: this should be named material_name instead
self._name = str(value)
@property

1
hub/city_model_structure/building_demand/surface.py
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@ -154,7 +154,6 @@ class Surface:
if self._inclination is None:
self._inclination = np.arccos(self.perimeter_polygon.normal[2])
return self._inclination
@property
def type(self):
"""

13
hub/city_model_structure/building_demand/thermal_boundary.py
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@ -256,6 +256,19 @@ class ThermalBoundary:
raise TypeError('Constructions layers are not initialized') from TypeError
return self._u_value
@property
def construction_name(self):
"""
Get construction name
:return: str
"""
if self._construction_archetype is not None:
self._construction_name = self._construction_archetype.name
else:
logging.error('Construction name not defined\n')
raise ValueError('Construction name not defined')
return self._construction_name
@u_value.setter
def u_value(self, value):
"""

97
hub/exports/building_energy/idf.py
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@ -148,28 +148,28 @@ class Idf:
def _add_material(self, layer):
for material in self._idf.idfobjects[self._MATERIAL]:
if material.Name == layer.material.name:
if material.Name == layer.name:
return
for material in self._idf.idfobjects[self._MATERIAL_NOMASS]:
if material.Name == layer.material.name:
if material.Name == layer.name:
return
if layer.material.no_mass:
if layer.no_mass:
self._idf.newidfobject(self._MATERIAL_NOMASS,
Name=layer.material.name,
Name=layer.name,
Roughness=self._ROUGHNESS,
Thermal_Resistance=layer.material.thermal_resistance
Thermal_Resistance=layer.thermal_resistance
)
else:
self._idf.newidfobject(self._MATERIAL,
Name=layer.material.name,
Name=layer.name,
Roughness=self._ROUGHNESS,
Thickness=layer.thickness,
Conductivity=layer.material.conductivity,
Density=layer.material.density,
Specific_Heat=layer.material.specific_heat,
Thermal_Absorptance=layer.material.thermal_absorptance,
Solar_Absorptance=layer.material.solar_absorptance,
Visible_Absorptance=layer.material.visible_absorptance
Conductivity=layer.conductivity,
Density=layer.density,
Specific_Heat=layer.specific_heat,
Thermal_Absorptance=layer.thermal_absorptance,
Solar_Absorptance=layer.solar_absorptance,
Visible_Absorptance=layer.visible_absorptance
)
@staticmethod
@ -338,11 +338,11 @@ class Idf:
_kwargs = {'Name': vegetation_name,
'Outside_Layer': thermal_boundary.parent_surface.vegetation.name}
for i in range(0, len(layers) - 1):
_kwargs[f'Layer_{i + 2}'] = layers[i].material.name
_kwargs[f'Layer_{i + 2}'] = layers[i].name
else:
_kwargs = {'Name': thermal_boundary.construction_name, 'Outside_Layer': layers[0].material.name}
_kwargs = {'Name': thermal_boundary.construction_name, 'Outside_Layer': layers[0].name}
for i in range(1, len(layers) - 1):
_kwargs[f'Layer_{i + 1}'] = layers[i].material.name
_kwargs[f'Layer_{i + 1}'] = layers[i].name
self._idf.newidfobject(self._CONSTRUCTION, **_kwargs)
def _add_window_construction_and_material(self, thermal_opening):
@ -512,12 +512,12 @@ class Idf:
self._rename_building(self._city.name)
self._lod = self._city.level_of_detail.geometry
for building in self._city.buildings:
print('building name', building.name)
for internal_zone in building.internal_zones:
if internal_zone.thermal_zones_from_internal_zones is None:
continue
for thermal_zone in internal_zone.thermal_zones_from_internal_zones:
for thermal_boundary in thermal_zone.thermal_boundaries:
self._add_construction(thermal_boundary)
if thermal_boundary.parent_surface.vegetation is not None:
self._add_vegetation_material(thermal_boundary.parent_surface.vegetation)
@ -560,7 +560,7 @@ class Idf:
self._add_dhw(thermal_zone, building.name)
if self._export_type == "Surfaces":
if building.name in self._target_buildings or building.name in self._adjacent_buildings:
if building.internal_zones[0].thermal_zones_from_internal_zones is not None:
if building.thermal_zones_from_internal_zones is not None:
self._add_surfaces(building, building.name)
else:
self._add_pure_geometry(building, building.name)
@ -677,41 +677,40 @@ class Idf:
self._idf.set_wwr(wwr)
def _add_surfaces(self, building, zone_name):
for internal_zone in building.internal_zones:
for thermal_zone in internal_zone.thermal_zones_from_internal_zones:
for boundary in thermal_zone.thermal_boundaries:
idf_surface_type = self.idf_surfaces[boundary.parent_surface.type]
outside_boundary_condition = 'Outdoors'
sun_exposure = 'SunExposed'
wind_exposure = 'WindExposed'
_kwargs = {'Name': f'{boundary.parent_surface.name}',
'Surface_Type': idf_surface_type,
'Zone_Name': zone_name}
if boundary.parent_surface.type == cte.GROUND:
outside_boundary_condition = 'Ground'
sun_exposure = 'NoSun'
wind_exposure = 'NoWind'
if boundary.parent_surface.percentage_shared is not None and boundary.parent_surface.percentage_shared > 0.5:
outside_boundary_condition = 'Surface'
outside_boundary_condition_object = boundary.parent_surface.name
sun_exposure = 'NoSun'
wind_exposure = 'NoWind'
_kwargs['Outside_Boundary_Condition_Object'] = outside_boundary_condition_object
_kwargs['Outside_Boundary_Condition'] = outside_boundary_condition
_kwargs['Sun_Exposure'] = sun_exposure
_kwargs['Wind_Exposure'] = wind_exposure
for thermal_zone in building.thermal_zones_from_internal_zones:
for boundary in thermal_zone.thermal_boundaries:
idf_surface_type = self.idf_surfaces[boundary.parent_surface.type]
outside_boundary_condition = 'Outdoors'
sun_exposure = 'SunExposed'
wind_exposure = 'WindExposed'
_kwargs = {'Name': f'{boundary.parent_surface.name}',
'Surface_Type': idf_surface_type,
'Zone_Name': zone_name}
if boundary.parent_surface.type == cte.GROUND:
outside_boundary_condition = 'Ground'
sun_exposure = 'NoSun'
wind_exposure = 'NoWind'
if boundary.parent_surface.percentage_shared is not None and boundary.parent_surface.percentage_shared > 0.5:
outside_boundary_condition = 'Surface'
outside_boundary_condition_object = boundary.parent_surface.name
sun_exposure = 'NoSun'
wind_exposure = 'NoWind'
_kwargs['Outside_Boundary_Condition_Object'] = outside_boundary_condition_object
_kwargs['Outside_Boundary_Condition'] = outside_boundary_condition
_kwargs['Sun_Exposure'] = sun_exposure
_kwargs['Wind_Exposure'] = wind_exposure
if boundary.parent_surface.vegetation is not None:
construction_name = f'{boundary.construction_name}_{boundary.parent_surface.vegetation.name}'
else:
construction_name = boundary.construction_name
_kwargs['Construction_Name'] = construction_name
if boundary.parent_surface.vegetation is not None:
construction_name = f'{boundary.construction_name}_{boundary.parent_surface.vegetation.name}'
else:
construction_name = boundary.construction_name
_kwargs['Construction_Name'] = construction_name
surface = self._idf.newidfobject(self._SURFACE, **_kwargs)
surface = self._idf.newidfobject(self._SURFACE, **_kwargs)
coordinates = self._matrix_to_list(boundary.parent_surface.solid_polygon.coordinates,
self._city.lower_corner)
surface.setcoords(coordinates)
coordinates = self._matrix_to_list(boundary.parent_surface.solid_polygon.coordinates,
self._city.lower_corner)
surface.setcoords(coordinates)
if self._lod >= 3:
for internal_zone in building.internal_zones:

63
hub/exports/formats/obj.py
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@ -4,9 +4,11 @@ SPDX - License - Identifier: LGPL - 3.0 - or -later
Copyright © 2022 Concordia CERC group
Project Coder Guille Gutierrez guillermo.gutierrezmorote@concordia.ca
"""
import math
from pathlib import Path
import numpy as np
class Obj:
"""
@ -17,41 +19,80 @@ class Obj:
self._path = path
self._export()
def _to_vertex(self, coordinate):
def _ground(self, coordinate):
x = coordinate[0] - self._city.lower_corner[0]
y = coordinate[1] - self._city.lower_corner[1]
z = coordinate[2] - self._city.lower_corner[2]
return f'v {x} {y} {z}\n'
return x, y, z
def _to_vertex(self, coordinate):
x, y, z = self._ground(coordinate)
return f'v {x} {z} {y}\n'
def _to_texture_vertex(self, coordinate):
u, v, _ = self._ground(coordinate)
return f'vt {u} {v}\n'
def _to_normal_vertex(self, coordinates):
ground_vertex = []
for coordinate in coordinates:
x, y, z = self._ground(coordinate)
ground_vertex.append(np.array([x, y, z]))
# recalculate the normal to get grounded values
edge_1 = ground_vertex[1] - ground_vertex[0]
edge_2 = ground_vertex[2] - ground_vertex[0]
normal = np.cross(edge_1, edge_2)
normal = normal / np.linalg.norm(normal)
return f'vn {normal[0]} {normal[1]} {normal[2]}\n'
def _export(self):
if self._city.name is None:
self._city.name = 'unknown_city'
file_name = self._city.name + '.obj'
file_path = (Path(self._path).resolve() / file_name).resolve()
obj_name = f'{self._city.name}.obj'
mtl_name = f'{self._city.name}.mtl'
obj_file_path = (Path(self._path).resolve() / obj_name).resolve()
mtl_file_path = (Path(self._path).resolve() / mtl_name).resolve()
with open(mtl_file_path, 'w', encoding='utf-8') as mtl:
mtl.write("newmtl cerc_base_material\n")
mtl.write("Ka 1.0 1.0 1.0 # Ambient color (white)\n")
mtl.write("Kd 0.3 0.8 0.3 # Diffuse color (greenish)\n")
mtl.write("Ks 1.0 1.0 1.0 # Specular color (white)\n")
mtl.write("Ns 400.0 # Specular exponent (defines shininess)\n")
vertices = {}
with open(file_path, 'w', encoding='utf-8') as obj:
normals_index = {}
faces = []
vertex_index = 0
normal_index = 0
with open(obj_file_path, 'w', encoding='utf-8') as obj:
obj.write("# cerc-hub export\n")
vertex_index = 0
faces = []
obj.write(f'mtllib {mtl_name}')
for building in self._city.buildings:
obj.write(f'# building {building.name}\n')
obj.write(f'g {building.name}\n')
obj.write('s off\n')
for surface in building.surfaces:
obj.write(f'# surface {surface.name}\n')
face = 'f '
face = []
normal = self._to_normal_vertex(surface.perimeter_polygon.coordinates)
normal_index += 1
textures = []
for coordinate in surface.perimeter_polygon.coordinates:
vertex = self._to_vertex(coordinate)
if vertex not in vertices:
vertex_index += 1
vertices[vertex] = vertex_index
current = vertex_index
obj.write(vertex)
textures.append(self._to_texture_vertex(coordinate)) # only append if non-existing
else:
current = vertices[vertex]
face = f'{face} {current}'
face.insert(0, f'{current}/{current}/{normal_index}') # insert counterclockwise
obj.writelines(normal) # add the normal
obj.writelines(textures) # add the texture vertex
faces.append(f'{face} {face.split(" ")[1]}\n')
faces.append(f"f {' '.join(face)}\n")
obj.writelines(faces)
faces = []

1
hub/imports/construction/eilat_physics_parameters.py
View File

@ -71,6 +71,7 @@ class EilatPhysicsParameters:
for catalog_construction in catalog_archetype.constructions:
construction = Construction()
construction.type = catalog_construction.type
construction.name = catalog_construction.name
if catalog_construction.window_ratio is not None:
for _orientation in catalog_construction.window_ratio:
if catalog_construction.window_ratio[_orientation] is None:

1
hub/imports/construction/nrcan_physics_parameters.py
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@ -71,6 +71,7 @@ class NrcanPhysicsParameters:
for catalog_construction in catalog_archetype.constructions:
construction = Construction()
construction.type = catalog_construction.type
construction.name = catalog_construction.name
if catalog_construction.window_ratio is not None:
for _orientation in catalog_construction.window_ratio:
if catalog_construction.window_ratio[_orientation] is None:

1
hub/imports/construction/nrel_physics_parameters.py
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@ -73,6 +73,7 @@ class NrelPhysicsParameters:
for catalog_construction in catalog_archetype.constructions:
construction = Construction()
construction.type = catalog_construction.type
construction.name = catalog_construction.name
if catalog_construction.window_ratio is not None:
construction.window_ratio = {'north': catalog_construction.window_ratio,
'east': catalog_construction.window_ratio,

1
hub/imports/geometry/geojson.py
View File

@ -116,6 +116,7 @@ class Geojson:
if self._extrusion_height_field is not None:
extrusion_height = float(feature['properties'][self._extrusion_height_field])
lod = 1
self._max_z = max(self._max_z, extrusion_height)
year_of_construction = None
if self._year_of_construction_field is not None:
year_of_construction = int(feature['properties'][self._year_of_construction_field])

13
tests/test_exports.py
View File

@ -66,12 +66,7 @@ class TestExports(TestCase):
def _export(self, export_type, from_pickle=False):
self._complete_city = self._get_complete_city(from_pickle)
try:
ExportsFactory(export_type, self._complete_city, self._output_path).export()
except ValueError as err:
if export_type != 'stl':
logging.warning('No backend export for STL test, skipped')
raise err
ExportsFactory(export_type, self._complete_city, self._output_path).export()
def _export_building_energy(self, export_type, from_pickle=False):
self._complete_city = self._get_complete_city(from_pickle)
@ -83,12 +78,6 @@ class TestExports(TestCase):
"""
self._export('obj', False)
def test_stl_export(self):
"""
export to stl
"""
self._export('stl', False)
def test_energy_ade_export(self):
"""
export to energy ADE