From the course: Introduction to Lights in V-Ray Next

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Controlling color bleed

Controlling color bleed

- [Instructor] One aspect of real-world light behavior that connects very directly to the topics of light travel and color that we've been discussing is that of color bleed or color bounce in an environment. Now, when discussed in the context of architectural images or visualization renders, color bleed isn't the product of colored lights in a scene as some may think, but it is instead the phenomenon caused by the interaction of light and materials in the environment. Indeed, in the real-world, color bleed is an effect that occurs as light rays bounce from one surface to another. As light leaves a surface, it generally takes along with it, a little bit of the coloration that was found there. With this then being mixed in with or added to the light's already existing color. This mix of course then influences the next surface that the light interacts with. And so it goes with the traveling light, essentially going through a…

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