.. note::
    :class: sphx-glr-download-link-note

    Click :ref:`here <sphx_glr_download_gallery_mplot3d_wire3d_animation_sgskip.py>` to download the full example code
.. rst-class:: sphx-glr-example-title

.. _sphx_glr_gallery_mplot3d_wire3d_animation_sgskip.py:


==========================
Rotating 3D wireframe plot
==========================

A very simple 'animation' of a 3D plot.  See also rotate_axes3d_demo.

(This example is skipped when building the documentation gallery because it
intentionally takes a long time to run)



.. code-block:: python



    # This import registers the 3D projection, but is otherwise unused.
    from mpl_toolkits.mplot3d import Axes3D  # noqa: F401 unused import

    import matplotlib.pyplot as plt
    import numpy as np
    import time


    def generate(X, Y, phi):
        '''
        Generates Z data for the points in the X, Y meshgrid and parameter phi.
        '''
        R = 1 - np.sqrt(X**2 + Y**2)
        return np.cos(2 * np.pi * X + phi) * R


    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    # Make the X, Y meshgrid.
    xs = np.linspace(-1, 1, 50)
    ys = np.linspace(-1, 1, 50)
    X, Y = np.meshgrid(xs, ys)

    # Set the z axis limits so they aren't recalculated each frame.
    ax.set_zlim(-1, 1)

    # Begin plotting.
    wframe = None
    tstart = time.time()
    for phi in np.linspace(0, 180. / np.pi, 100):
        # If a line collection is already remove it before drawing.
        if wframe:
            ax.collections.remove(wframe)

        # Plot the new wireframe and pause briefly before continuing.
        Z = generate(X, Y, phi)
        wframe = ax.plot_wireframe(X, Y, Z, rstride=2, cstride=2)
        plt.pause(.001)

    print('Average FPS: %f' % (100 / (time.time() - tstart)))


.. _sphx_glr_download_gallery_mplot3d_wire3d_animation_sgskip.py:


.. only :: html

 .. container:: sphx-glr-footer
    :class: sphx-glr-footer-example



  .. container:: sphx-glr-download

     :download:`Download Python source code: wire3d_animation_sgskip.py <wire3d_animation_sgskip.py>`



  .. container:: sphx-glr-download

     :download:`Download Jupyter notebook: wire3d_animation_sgskip.ipynb <wire3d_animation_sgskip.ipynb>`


.. only:: html

 .. rst-class:: sphx-glr-signature

    Keywords: matplotlib code example, codex, python plot, pyplot
    `Gallery generated by Sphinx-Gallery
    <https://sphinx-gallery.readthedocs.io>`_
