Final Gather

Final Gather (FG) is a type of rendering with mental ray that includes a single light bounce within the scene. Final Gather traces light as it reflects off surfaces to illuminate the scene for a nicely realistic render that takes into account color bleed of light from one surface to another. For example, a red wall casts a red hue on the surface right next to it. This is achieved easily with FG. FG is an intricate dance of settings and numbers that lets you get perfect renders. It’s tough to cover in an introductory text such as this; however, this section will give you a primer to start using FG. In a follow-up section, you’ll use a combination of lights and HDRI with Final Gather to render the red wagon.

The basic premise is that ...

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