From the course: Unreal Engine: Global Illumination for Architectural Visualization
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Color bleed - Unreal Engine Tutorial
From the course: Unreal Engine: Global Illumination for Architectural Visualization
Color bleed
- [Instructor] If we are used to producing images in an offline GI render engine such as VRay or Corona, then we are probably already familiar with the color bleed effect that occurs when light is being bounced around an environment, something that happens because as light rays bounce, they both pick up and deposit color from or on the various surfaces that they are striking, hence, color-bleed or color-bounce as it is sometimes called. Because this naturally occurring phenomena is mimicked inside GI engines, we may at times find that our scenes have picked up a distracting color wash, just as we have in some respects been seeing all the way through this course, due mostly to the wood floor material that we have in the scene. Of course, going in the other direction, we may also decide that our scene doesn't have enough color bleed to suit our needs. The question then is, "How do we go about controlling color bounce in Unreal? Well, one thing that we could do is low the saturation of…
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