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

.. only:: html

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

        :ref:`Go to the end <sphx_glr_download__gallery_line_inf_line_cmap_transform.py>`
        to download the full example code.

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

.. _sphx_glr__gallery_line_inf_line_cmap_transform.py:


Infinite Lines Colormap Transform
=================================

Use a ``cmap_transform`` to color infinite lines by an associated value rather than by their sequential
order. Here each line at an x-position is colored according to the sine value at that x-axis position.

.. GENERATED FROM PYTHON SOURCE LINES 8-33



.. image-sg:: /_gallery/line/images/sphx_glr_inf_line_cmap_transform_001.webp
   :alt: inf line cmap transform
   :srcset: /_gallery/line/images/sphx_glr_inf_line_cmap_transform_001.webp
   :class: sphx-glr-single-img





.. code-block:: Python


    # test_example = true

    import fastplotlib as fpl
    import numpy as np

    figure = fpl.Figure(size=(700, 560))

    # evenly spaced vertical lines
    positions = np.linspace(0, 6 * np.pi, 32)

    # color each line by an associated value using the colormap transform
    values = np.sin(positions)
    figure[0, 0].add_inf_line(
        positions, axis="x", cmap="plasma", cmap_transform=values, thickness=3
    )

    figure.show()


    # NOTE: fpl.loop.run() should not be used for interactive sessions
    # See the "JupyterLab and IPython" section in the user guide
    if __name__ == "__main__":
        print(__doc__)
        fpl.loop.run()


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

   **Total running time of the script:** (0 minutes 0.130 seconds)


.. _sphx_glr_download__gallery_line_inf_line_cmap_transform.py:

.. only:: html

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

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

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

    .. container:: sphx-glr-download sphx-glr-download-zip

      :download:`Download zipped: inf_line_cmap_transform.zip <inf_line_cmap_transform.zip>`


.. only:: html

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

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