def test_from_location():
latitude = 37.815214
longitude = -122.040010
time_zone = -8
location = Location(latitude=latitude,
longitude=longitude,
time_zone=time_zone)
sky = CIE.from_location(location, 7, 4, 14.5)
assert round(sky.altitude, 1) == 57.0
assert round(sky.azimuth -
180) == 73 # ladybug's sun position is more accurate
assert sky.ground_reflectance == 0.2
sky_radiance = sky.to_radiance()
assert '!gensky -ang 57.042579 72.808289 +s -g 0.200' in sky_radiance
assert sky.ground_hemisphere.to_radiance() in sky_radiance
assert sky.sky_hemisphere.to_radiance() in sky_radiance
try:
from honeybee_radiance.lightsource.sky import CIE
except ImportError as e:
raise ImportError('\nFailed to import honeybee_radiance:\n\t{}'.format(e))
try: # import ladybug_rhino dependencies
from ladybug_rhino.grasshopper import all_required_inputs
from ladybug_rhino.togeometry import to_vector2d
except ImportError as e:
raise ImportError('\nFailed to import ladybug_rhino:\n\t{}'.format(e))
import math
if all_required_inputs(ghenv.Component):
# process the north input
north_ = north_ or 0
try: # it's a vector
north_ = math.degrees(
to_vector2d(north_).angle_clockwise(Vector2D(0, 1)))
except AttributeError: # north angle instead of vector
north_ = float(north_)
# set default values if they are not set
_type_ = 0 if _type_ is None else _type_
_month_ = 6 if _month_ is None else _month_
_day_ = 21 if _day_ is None else _day_
_hour_ = 12 if _hour_ is None else _hour_
# create the sky object
sky = CIE.from_location(_location, _month_, _day_, _hour_, _type_, north_)