> * </span><span class="identifier">atten</span><span>

        </span><span class="identifier">color</span><span> += </span><span class="identifier">vec3</span><span>(</span><span class="identifier">specular</span><span>(</span><span class="identifier">n</span><span>, </span><span class="identifier">l</span><span>, </span><span class="identifier">eye</span><span>, </span><span class="number-literal">60.0f</span><span>))

        </span><span class="identifier">color</span><span>

      </span><span class="