lic</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">negate</span>()</div>
<div class="block">Negate this vector <code>[-x, -y, -z]</code>.</div>
</section>
</li>
<li>
<section class="detail" id="sum()">
<h3>sum</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">float</span>&nbsp;<span class="element-name">sum</span>()</div>
<div class="block">Returns the sum of all the vector components.</div>
<dl class="notes">
<dt>Retur