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+Since Artemis 1.5.1 layers support easing on their width, height and opacity.
+
+Easing lets you 'smooth out' the transition from one value to another. Per example if you have 10 boost in Rocket League and pickup a large boost-pickup the bar instantly fills up all the way. With easing you can make this happen in a smooth transition.
+
+There are four kinds of easing, each is visualized below:  
+![easing](http://i.imgur.com/87xaxgI.png)
+
+Besides the easing method to use, you can also setup a duration in milliseconds, the longer you setup the duration the smoother the transition will be.
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