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"""Use the mouse to select objects and vertices in a mesh.
Middle-click and drag to interact with the scene."""
from vedo import *
settings.enable_default_mouse_callbacks = False
def mode_select(objs):
print("Selected objects:", objs)
d0 = mode.start_x, mode.start_y # display coords
d1 = mode.end_x, mode.end_y
frustum = plt.pick_area(d0, d1)
infru = frustum.inside_points(mesh, return_ids=False)
color = np.random.randint(0, 10)
infru.ps(10).c(color)
plt.add(frustum, infru).render()
mesh = Mesh(dataurl+"cow.vtk").c("k5").lw(1)
mode = interactor_modes.BlenderStyle()
mode.callback_select = mode_select
plt = Plotter()
plt.show(mesh, __doc__, axes=1, mode=mode)
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