Chapter 4. Post Process

Post Process in Unreal Engine 4 allows you to create a variety of artistic effects and change the overall look and feel of the whole game. Post Process effects are activated using Post Process Volumes and can be used individually to affect only a specific area or the entire scene. You can have multiple Post Process Volumes overlapping and render their effects based on their priority. Post Process Volumes can be used to add or modify simple effects such as Bloom, Lens Flares, Eye Adaptation, Depth of Field, and so on and they can also be used to get advanced effects using Materials. Another great feature of Post Process Volume is Look up Table (LUT), which is used to store color transformations from image editing software, ...

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