ts.</p></dd>

  <dt>y</dt>
<dd><p>Y-locations of the data points.</p></dd>

  <dt>track_index</dt>
<dd><p>Index of the track.</p></dd>


</dl></div>
    <div id="details">
    <h2>Details</h2>
    <p>The canvas coordinates correspond to the "native" coordinates of the viewport where the graphics are to be drawn.</p>
<p>Note different settings of <code>flip</code> and <code>reverse</code> in <code><a href="spiral_initialize.html">spiral_initialize</a></code> affect the conversion.</p>
    </div>
    <div id=