Envelopes (basic)
=================

*Example script* (scamp): `examples/Tutorial/12_envelopes_basic.py <https://github.com/MarcTheSpark/scamp/blob/main/examples/Tutorial/12_envelopes_basic.py>`__

*Download:* :download:`12_envelopes_basic.py <downloads/tutorial_12_envelopes_basic/12_envelopes_basic.py>`

Create and plot two simple envelopes, one with evenly-spaced linear segments, and one with uneven, curved segments.

*Topics:* :doc:`Envelopes › Construction <envelopes>`

.. raw:: html

   <div style="margin:0.4em 0"><figure style="display:inline-block;vertical-align:top;margin:0.2em 0.4em"><img src="../_static/media/Tutorial/12_envelopes_basic.plot.svg" alt="envelope plot" style="max-width:100%;height:auto;display:block"></figure><figure style="display:inline-block;vertical-align:top;margin:0.2em 0.4em"><img src="../_static/media/Tutorial/12_envelopes_basic.plot-2.svg" alt="envelope plot" style="max-width:100%;height:auto;display:block"></figure></div>

.. code-block:: python

   from scamp import Envelope

   e = Envelope.from_levels(
       [60, 72, 66, 70]
   )
   e.show_plot("Evenly Spaced")

   e = Envelope(
       [60, 72, 66, 70], [2, 1, 1],
       curve_shapes=[2, -2, -2]
   )
   e.show_plot("Uneven with Shaping")