From the course: Unreal Engine: Global Illumination for Architectural Visualization

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Area shadows

Area shadows

- [Man] A staple tool set found in most offline render engines and one that can certainly help add realism to the deliverables that we are producing would be area lights and shadows, these producing that soft lighting effect whereby shadow edges get softer and spread out more the further away from a shadow-casting object they get. A good question to oft ask and answer at this point then would be "How do we go about creating and controlling area shadows in Unreal?" Well, the good news, given that all lights in the engine have a Mobility setting located in the Details tab is that, whenever a light is set to Static mode, it automatically becomes an area light with area shadows by default. Something that we will need to keep in mind when using these tools though is the somewhat obvious fact that not every light in the real world has the same amount of surface area, and so the shadow effects coming from them can look quite different. Figuring out which real-world light types we want to…

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