for index, (x, y, z) in enumerate(cloud):
points.append({
'pos': [x, y],
'facecolor': '#000000',
'edgecolor': '#000000',
'radius': 1.0
})
points.append({
'pos': point[0:2],
'facecolor': '#ff0000',
'edgecolor': '#ff0000',
'radius': 5.0
})
lines = []
for xyz, label, dist in nnbrs:
points[label]['facecolor'] = '#00ff00'
points[label]['edgecolor'] = '#00ff00'
points[label]['radius'] = 3.0
lines.append({
'start': point[0:2],
'end': xyz[0:2],
'color': '#000000',
'width': 0.1,
})
plotter.draw_lines(lines)
plotter.draw_points(points)
plotter.show()
# create lines
lines = []
for u, v in mesh.edges():
lines.append({
'start': mesh.vertex_coordinates(u),
'end': mesh.vertex_coordinates(v),
'width': 1.0
})
# initial plotter
plotter = Plotter(figsize=(10, 6))
# draw points and lines
pcoll = plotter.draw_points(points)
lcoll = plotter.draw_lines(lines)
# a callback function that update line and point positions
def callback(k, args):
# update points
plotter.update_pointcollection(pcoll, vertices, 0.1)
segments = []
for u, v in mesh.edges():
a = vertices[u]
b = vertices[v]
segments.append([a, b])
# update lines
plotter.update_linecollection(lcoll, segments)