rity should only be changed <em>before</em> the shader is added to a material.</p></div></div><div class="field "><a name="toString"></a><h3 class="anchor"><code><a href="#toString"><span class="identifier">toString</span></a>():<a class="type" title="String - The basic String class." href="../../String.html">String</a></code></h3><div class="doc"><p></p></div></div></div></div></div></div></div></div></div><footer class="section site-footer" style="background:#FAFAFA"><div class="container"><div class="cop