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

.. only:: html

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

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

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

.. _sphx_glr_auto_examples_spatial_grid_iaf_oc.py:


4x3 grid for three populations
------------------------------

Create three populations of iaf_psc_alpha neurons on a 4x3 grid, each with different center.

BCCN Tutorial @ CNS*09
Hans Ekkehard Plesser, UMB

.. GENERATED FROM PYTHON SOURCE LINES 31-57

.. code-block:: default


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

    for ctr in [(0.0, 0.0), (-2.0, 2.0), (0.5, 1.0)]:
        plt.figure()
        nest.ResetKernel()

        l1 = nest.Create('iaf_psc_alpha',
                         positions=nest.spatial.grid(shape=[4, 3], extent=[2., 1.5],
                                                     center=ctr))

        nest.PlotLayer(l1, nodesize=50, fig=plt.gcf())

        # beautify
        plt.axis([-3, 3, -3, 3])
        plt.axes().set_aspect('equal', 'box')
        plt.axes().set_xticks(np.arange(-3.0, 3.1, 1.0))
        plt.axes().set_yticks(np.arange(-3.0, 3.1, 1.0))
        plt.grid(True)
        plt.xlabel(f'4 Columns, Extent: 1.5, Center: {ctr[0]:.1f}')
        plt.ylabel(f'2 Rows, Extent: 1.0, Center: {ctr[1]:.1f}')

        plt.show()
        # plt.savefig('grid_iaf_oc_{}_{}.png'.format(ctr[0], ctr[1]))


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

   **Total running time of the script:** ( 0 minutes  0.000 seconds)


.. _sphx_glr_download_auto_examples_spatial_grid_iaf_oc.py:

.. only:: html

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


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

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

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

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


.. only:: html

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

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