>String</a></code></h3><div class="doc"><p>Get or set the vertex source used when compiling with GLSL.</p>
<p>This property is not available on the Flash target.</p></div></div><div class="field "><a name="precisionHint"></a><h3 class="anchor"><code><a href="#precisionHint"><span class="identifier">precisionHint</span></a>:<a class="type" title="openfl.display.ShaderPrecision - This class defines the constants that represent the possible values for the Shader class&#039;s precisionHint property." href="../.