.. raw:: html
.. only:: html
.. image:: /tutorial/04_filters/bonus/images/thumb/sphx_glr_f_sampling_functions_3d_thumb.png
:alt:
:ref:`sphx_glr_tutorial_04_filters_bonus_f_sampling_functions_3d.py`
.. raw:: html
Sample Function: Perlin Noise in 3D
.. raw:: html