(<span style="white-space:nowrap">x:<span class="type">Float</span>,</span> <span style="white-space:nowrap">y:<span class="type">Float</span>,</span> <span style="white-space:nowrap">t:<span class="type">Tile</span></span>):<span class="type">Void</span></code></h3><div class="doc"><p></p></div></div><div class="field "><a name="addAlpha"></a><h3 class="anchor"><code><span class="label label-inline">inline</span><a href="#addAlpha"><span class="identifier">addAlpha</span></a> (<span style="white-space:nowr