def from_dict(cls, data):
"""Create a Mesh2D from a dictionary.
Args:
data: A python dictionary in the following format
.. code-block:: python
{
"type": "Mesh2D",
"vertices": [(0, 0), (10, 0), (0, 10)],
"faces": [(0, 1, 2)],
"colors": [{"r": 255, "g": 0, "b": 0}]
}
"""
colors = None
if 'colors' in data and data['colors'] is not None and len(data['colors']) != 0:
try:
from ladybug.color import Color
except ImportError:
raise ImportError('Colors are specified in input Mesh2D dictionary '
'but failed to import ladybug.color')
colors = tuple(Color.from_dict(col) for col in data['colors'])
fcs = tuple(tuple(f) for f in data['faces']) # cast to immutable type
return cls(tuple(Point2D.from_array(pt) for pt in data['vertices']), fcs, colors)
def from_dict(cls, data):
"""Create a Mesh2D from a dictionary.
Args:
data: A python dictionary in the following format
.. code-block:: json
{
"type": "Mesh2D",
"vertices": [[0, 0], [10, 0], [0, 10]],
"faces": [[0, 1, 2]],
"colors": [{"r": 255, "g": 0, "b": 0}]
}
"""
colors = None
if 'colors' in data and data['colors'] is not None:
try:
from ladybug.color import Color
except ImportError:
raise ImportError(
'Colors are specified in input Mesh2D dictionary '
'but failed to import ladybug.color')
colors = tuple(Color.from_dict(col) for col in data['colors'])
return cls(tuple(Point2D(pt[0], pt[1]) for pt in data['vertices']),
data['faces'], colors)
def test_from_dict():
"""Test the from dict method."""
sample_dict = {'r': '255', 'g': '0', 'b': '100'}
color = Color.from_dict(sample_dict)
assert isinstance(color, Color)
assert color.r == 255
assert color.g == 0
assert color.b == 100
def test_to_from_dict():
"""Test the to/from dict methods."""
color = Color(255, 0, 100)
color_dict = color.to_dict()
new_color = Color.from_dict(color_dict)
assert new_color.to_dict() == color_dict
