def node_tree():
b_pos = (1.0, 0.0, 0.0)
b_axis = (0.0, 1.0, 0.0)
b_rads = 3.14159265 / 2
c_pos = (1.0, 0.0, 0.0)
a = Node(name="a", parent=None)
b = Node(name="b", parent=a)
b.location = b_pos
b.rotate(b_rads, b_axis)
c = b.add_child_node(name="c")
c.location = c_pos
return a, b, c
def node_tree():
b_pos = (1.0, 0.0, 0.0)
b_axis = (0.0, 1.0, 0.0)
b_rads = 3.14159265 / 2
c_pos = (1.0, 0.0, 0.0)
a = Node(name="a", parent=None)
b = Node(name="b", parent=a)
b.location = b_pos
b.rotate(b_rads, b_axis)
c = b.add_child_node(name="c")
c.location = c_pos
return a, b, c
def _make_scene(self):
""" Creates the scene based on configuration values.
"""
# Make world node
(l, w, d) = self.size
world = Node(
name="World",
geometry=Box((l * 100, w * 100, d * 100),
material=Material(refractive_index=self.n0)),
)
# Create components (Absorbers, Luminophores and Scatteres)
if len(self._user_components) == 0:
self._user_components = self._make_default_components()
components = []
for component_data in self._user_components:
cls = component_data.pop("cls")
coefficient = component_data.pop("coefficient")
component = cls(coefficient, **component_data)
components.append(component)
# Create LSC node
lsc = Node(
name="LSC",
geometry=Box(
(l, w, d),
material=Material(
refractive_index=self.n1,
components=components,
surface=Surface(delegate=OptionalMirrorAndSolarCell(self)),
),
),
parent=world,
)
if self._air_gap_mirror_info["want_air_gap_mirror"]:
sheet_thickness = 0.25 * d # make it appear thinner than the LSC
air_gap_mirror = Node(
name="Air Gap Mirror",
geometry=Box(
(l, w, sheet_thickness), # same surface air but very thin
material=Material(
refractive_index=self.n0,
components=[],
surface=Surface(delegate=AirGapMirror(self)),
),
),
parent=world,
)
# Move adjacent to bottom surface with a small air gap
air_gap_mirror.translate((0.0, 0.0, -(0.5 * d + sheet_thickness)))
# Use user light if any have been given, otherwise use default values.
if len(self._user_lights) == 0:
self._user_lights = self._make_default_lights()
# Create light nodes
for light_data in self._user_lights:
name = light_data["name"]
light = Light(
name=name,
direction=light_data["direction"],
wavelength=light_data["wavelength"],
position=light_data["position"],
)
light_node = Node(name=name, light=light, parent=world)
light_node.location = light_data["location"]
if light_data["rotation"]:
light_node.rotate(*light_data["rotation"])
self._scene = Scene(world)
