def fit_function(X, **fkwargs):
print('X', X)
mesh = fkwargs['mesh']
orders = [2] + [int(x) for x in X]
mesh_2 = mesh.copy()
walker = Walker(mesh_2)
walker.start()
print('orders', orders)
out = walker.interpret_orders(orders)
polyedge = walker.polyedge
print('polyedge', polyedge)
add_strip(mesh_2, polyedge)
# if out == None:
# fit_value = float('inf')
fit_value = mesh_2.number_of_faces()
return fit_value
def editing_topology(coarse_pseudo_quad_mesh):
"""Edit the topology of a pattern, i.e. its singularities, via its strips.
Parameters
----------
coarse_pseudo_quad_mesh : CoarsePseudoQuadMesh
The pattern to edit.
"""
while True:
# update drawing
rs.EnableRedraw(False)
artist = rhino_artist.MeshArtist(coarse_pseudo_quad_mesh)
guid = artist.draw_mesh()
rs.EnableRedraw(True)
# choose operation
operation = rs.GetString('edit strip topology?',
strings=['add', 'delete', 'split', 'exit'])
# stop if asked
if operation is None or operation == 'exit':
rs.DeleteObject(guid)
break
# apply operation
if operation == 'add':
skey = add_strip(coarse_pseudo_quad_mesh,
select_mesh_polyedge(coarse_pseudo_quad_mesh))[0]
coarse_pseudo_quad_mesh.set_strip_density(skey, 1)
elif operation == 'delete':
skeys = set(select_quad_mesh_strips(coarse_pseudo_quad_mesh))
skey_to_skeys = delete_strips(coarse_pseudo_quad_mesh, skeys)
if skey_to_skeys is not None:
for skey_0, skeys in skey_to_skeys.items():
d = int(
ceil(
float(
coarse_pseudo_quad_mesh.get_strip_density(
skey_0)) / 2.))
coarse_pseudo_quad_mesh.set_strips_density(d, skeys)
elif operation == 'split':
skey = select_quad_mesh_strip(coarse_pseudo_quad_mesh)
n = rs.GetInteger('number of splits', number=2, minimum=2)
skeys = split_strip(coarse_pseudo_quad_mesh, skey, n=n)
# update data
d = int(
ceil(
float(coarse_pseudo_quad_mesh.get_strip_density(skey)) /
float(n)))
coarse_pseudo_quad_mesh.set_strips_density(d, skeys)
# delete drawing
rs.DeleteObject(guid)
def add_strip_toggle(self): if len(self.polyedge) == 0: self.polyedge.append(self.tail) else: self.added_polyedges.append(self.polyedge.copy()) old_vkeys_to_new_vkeys = add_strip(self.mesh, self.polyedge) self.head = old_vkeys_to_new_vkeys[self.tail][0] self.tail = old_vkeys_to_new_vkeys[self.tail][1] self.polyedge = []
def stop(self): add_strip(self.mesh, self. polyedge) self.added_polyedges.append(self.polyedge) self.polyedge = []