o -4.
        </li>
    </ul>

    <h3>Returns:</h3>
    <ol>

        Instance of EnvGraph.
    </ol>




</dd>
    <dt>
    <a name = "edit_adsr"></a>
    <strong>edit_adsr (attack, decay, sustain, release, level, curve)</strong>
    </dt>
    <dd>
    Edit an ADSR EnvGraph object.
 All arguments optional.


    <h3>Parameters:</h3>
    <ul>
        <li><span class="parameter">attack</span>
         Attack value.
        </li>
        <li><span class="parameter">decay</span>
         Decay value.
        