entifier">fragColor</span><span>: </span><span class="identifier">vec4</span><span>, </span><span class="identifier">fragCoord</span><span>: </span><span class="identifier">vec2</span><span>): </span><span class="identifier">vec4</span><span> =
        </span><span class="keyword">val</span><span> </span><span class="identifier">time</span><span>: </span><span class="type-name">Float</span><span> = </span><span class="identifier">env</span><span>.</span><span class="identifier">iTime</span><span> * </span><