 rectangles to be used
for tile rendering.</p></div><h3 class="section">Constructor</h3><div class="fields"><div class="field "><a name="new"></a><h3 class="anchor"><code><span class="label label-meta label-meta-value" title="Used to store default values for fields and function arguments.">@:value({ rects : null })</span><a href="#new"><span class="identifier">new</span></a>(<span style="white-space:nowrap">bitmapData:<a class="type" title="openfl.display.BitmapData - The BitmapData class lets you work with