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"""
Clearing a Mesh or the Entire Plot
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
This example demonstrates how to remove elements from a scene.
"""
# sphinx_gallery_thumbnail_number = 3
from __future__ import annotations
import pyvista as pv
# %%
plotter = pv.Plotter()
actor = plotter.add_mesh(pv.Sphere())
plotter.remove_actor(actor)
plotter.show()
# %%
# Clearing the entire plotting window:
plotter = pv.Plotter()
plotter.add_mesh(pv.Sphere())
plotter.add_mesh(pv.Plane())
plotter.clear() # clears all actors
plotter.show()
# %%
# Or you can give any actor a ``name`` when adding it and if an actor is added
# with that same name at a later time, it will replace the previous actor:
plotter = pv.Plotter()
plotter.add_mesh(pv.Sphere(), name="mymesh")
plotter.add_mesh(pv.Plane(), name="mymesh")
# Only the Plane is shown.
plotter.show()
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