d">using </span><a class="code hl_typedef" href="namespacesf_1_1Glsl.html#abf169ad4f8b5405d6b2f37ecd9d28cbd">Vec4</a> = ImplementationDefined;</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"><a class="line" href="namespacesf_1_1Glsl.html#a367d451b5e74d4961effa15f77723906">  121</a></span><span class="keyword">using </span><a class="code hl_typedef" href="namespacesf_1_1Glsl.html#a367d451b