from __future__ import print_function
from __future__ import absolute_import
from __future__ import division
from compas.utilities import pairwise
import compas_rhino
from ._shapeartist import ShapeArtist
[docs]class SphereArtist(ShapeArtist):
"""Artist for drawing sphere shapes.
Parameters
----------
shape : :class:`compas.geometry.Sphere`
A COMPAS sphere.
Notes
-----
See :class:`compas_rhino.artists.ShapeArtist` for all other parameters.
Examples
--------
.. code-block:: python
import random
from compas.geometry import Pointcloud
from compas.geometry import Sphere
from compas.geometry import Translation
from compas.utilities import i_to_rgb
import compas_rhino
from compas_rhino.artists import SphereArtist
pcl = Pointcloud.from_bounds(10, 10, 10, 100)
tpl = Sphere([0, 0, 0], 0.15)
compas_rhino.clear_layer("Test::SphereArtist")
for point in pcl.points:
sphere = tpl.transformed(Translation.from_vector(point))
artist = SphereArtist(sphere, color=i_to_rgb(random.random()), layer="Test::SphereArtist")
artist.draw()
"""
[docs] def draw(self, u=10, v=10, show_vertices=False, show_edges=False, show_faces=True, join_faces=True):
"""Draw the sphere associated with the artist.
Parameters
----------
u : int, optional
Number of faces in the "u" direction.
Default is ``10``.
v : int, optional
Number of faces in the "v" direction.
Default is ``10``.
show_vertices : bool, optional
Default is ``False``.
show_edges : bool, optional
Default is ``False``.
show_faces : bool, optional
Default is ``True``.
join_faces : bool, optional
Default is ``True``.
Returns
-------
list
The GUIDs of the objects created in Rhino.
"""
vertices, faces = self.shape.to_vertices_and_faces(u=u, v=v)
vertices = [list(vertex) for vertex in vertices]
guids = []
if show_vertices:
points = [{'pos': point, 'color': self.color} for point in vertices]
guids += compas_rhino.draw_points(points, layer=self.layer, clear=False, redraw=False)
if show_edges:
lines = []
seen = set()
for face in faces:
for u, v in pairwise(face + face[:1]):
if (u, v) not in seen:
seen.add((u, v))
seen.add((v, u))
lines.append({'start': vertices[u], 'end': vertices[v], 'color': self.color})
guids += compas_rhino.draw_lines(lines, layer=self.layer, clear=False, redraw=False)
if show_faces:
if join_faces:
guid = compas_rhino.draw_mesh(vertices, faces, layer=self.layer, name=self.name, color=self.color, disjoint=True)
guids.append(guid)
else:
polygons = [{'points': [vertices[index] for index in face], 'color': self.color} for face in faces]
guids += compas_rhino.draw_faces(polygons, layer=self.layer, clear=False, redraw=False)
self._guids = guids
return guids
# ==============================================================================
# Main
# ==============================================================================
if __name__ == '__main__':
pass