de>, <code class="notranslate" translate="no">far</code>,
and <code class="notranslate" translate="no">zoom</code> properties.</p>
<p>Again let's make a helper class for the lil-gui. We'll make a <code class="notranslate" translate="no">DimensionGUIHelper</code>
that we'll pass an object and 2 properties. It will present one property that lil-gui
can adjust and in response will set the two properties one positive and one negative.
We can use this to set <code class="notranslate" translate="no">left</code> a