
.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "gallery/scene/marker_spheres.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

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

        Click :ref:`here <sphx_glr_download_gallery_scene_marker_spheres.py>`
        to download the full example code

.. rst-class:: sphx-glr-example-title

.. _sphx_glr_gallery_scene_marker_spheres.py:


Spheres and Sticks
==================

Draw spherical Markers with Tube meshes connecting them.

.. GENERATED FROM PYTHON SOURCE LINES 13-57



.. image-sg:: /gallery/scene/images/sphx_glr_marker_spheres_001.png
   :alt: marker spheres
   :srcset: /gallery/scene/images/sphx_glr_marker_spheres_001.png
   :class: sphx-glr-single-img





.. code-block:: default

    import numpy as np
    from vispy import app, scene

    # Create canvas and view
    canvas = scene.SceneCanvas(keys='interactive', size=(600, 600), show=True)
    view = canvas.central_widget.add_view()
    view.camera = scene.cameras.ArcballCamera(fov=0)
    view.camera.scale_factor = 500

    # Prepare data
    np.random.seed(57983)
    data = np.random.normal(size=(40, 3), loc=0, scale=100)
    size = np.random.rand(40) * 100
    colors = np.random.rand(40, 3)

    data = np.concatenate([data, [[0, 0, 0]]], axis=0)
    size = np.concatenate([size, [100]], axis=0)
    colors = np.concatenate([colors, [[1, 0, 0]]], axis=0)


    # Create and show visual
    vis = scene.visuals.Markers(
        pos=data,
        size=100,
        antialias=0,
        face_color=colors,
        edge_color='white',
        edge_width=0,
        scaling=True,
        spherical=True,
    )
    vis.parent = view.scene

    lines = np.array([[data[i], data[-1]]
                      for i in range(len(data) - 1)])
    line_vis = []

    for line in lines:
        vis2 = scene.visuals.Tube(line, radius=5)
        vis2.parent = view.scene
        line_vis.append(vis2)

    if __name__ == "__main__":
        app.run()


.. rst-class:: sphx-glr-timing

   **Total running time of the script:** ( 0 minutes  11.888 seconds)


.. _sphx_glr_download_gallery_scene_marker_spheres.py:


.. only :: html

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



  .. container:: sphx-glr-download sphx-glr-download-python

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



  .. container:: sphx-glr-download sphx-glr-download-jupyter

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


.. only:: html

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

    `Gallery generated by Sphinx-Gallery <https://sphinx-gallery.github.io>`_
