Renderman 21 Exporting Z Depth to Nuke Tutorial
*To ensure correct results, set 'math' on the 'zdefocus' node in Nuke to 'depth'. Thanks to MiRaje8086 for the tip!*
After many requests I'm having a look at some compositing over the next few weeks. First off we'll have a look at extracting our z-depth from a render, then we'll discuss how to use this pass to simulate depth of field, finally we'll use z depth to create some simple atmospheric effects.
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