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

.. only:: html

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

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

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

.. _sphx_glr_examples_gridded_plots_contourf_discrete_levels.py:


Discrete filled contours
========================

Use an explicit set of levels to control banding.

.. GENERATED FROM PYTHON SOURCE LINES 7-38



.. image-sg:: /examples/gridded_plots/images/sphx_glr_contourf_discrete_levels_001.png
   :alt: Discrete filled contours
   :srcset: /examples/gridded_plots/images/sphx_glr_contourf_discrete_levels_001.png
   :class: sphx-glr-single-img





.. code-block:: Python

    import numpy as np
    import matplotlib.pyplot as plt

    from emcpy.plots.plots import FilledContourPlot
    from emcpy.plots.create_plots import CreatePlot, CreateFigure

    x = np.linspace(-4, 4, 181)
    y = np.linspace(-4, 4, 161)
    X, Y = np.meshgrid(x, y)
    R = np.sqrt(X**2 + Y**2)
    Z = np.cos(R) * np.exp(-0.15*R)

    levels = [-0.9, -0.6, -0.3, -0.15, 0.0, 0.15, 0.3, 0.6, 0.9]

    p = CreatePlot()
    cf = FilledContourPlot(X, Y, Z)
    cf.levels = levels
    cf.cmap = "Spectral_r"
    p.plot_layers = [cf]

    p.add_title("Discrete filled contours")
    p.add_xlabel("x")
    p.add_ylabel("y")
    p.add_grid()
    p.add_colorbar(label="Z")

    fig = CreateFigure(nrows=1, ncols=1, figsize=(7.6, 4.6))
    fig.plot_list = [p]
    fig.create_figure()
    fig.tight_layout()
    plt.show()


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

   **Total running time of the script:** (0 minutes 0.122 seconds)


.. _sphx_glr_download_examples_gridded_plots_contourf_discrete_levels.py:

.. only:: html

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

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

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

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

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

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

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


.. only:: html

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

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