Stylized Rendering in Spore

Dear GPU Pro Blog,
In chapter 9.1 Stylized Rendering in Spore, we spill the details about Spore's scriptable "filter chain" compositing system. We believe such a system is indispensable for any engine that supports deferred shading and discuss our design and final implementation. We also show how the system can be used to generate a bunch of NPR-esque visual styles that are available as cheats in the game.

Here is an oil painting effect done with the system:

Here's a crayon rendering done with the system:

For more, check out our chapter!
Shalin Shodhan
Andrew Willmott