<Window x:Class="ShaderEffectDemo.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:ShaderEffectDemo"
Title="Window1" Height="300" Width="300">
<Window.Resources>
<local:ThresholdEffect x:Key="thresholdEffect" Threshold="0.25" BlankColor="Orange" />
</Window.Resources>
<Grid Effect="{StaticResource thresholdEffect}">
</Grid>
</Window>