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====== Technical AOVs (general) ======
===== motionmector =====
  * Maya Settings (Arnold): Under RenderSettings -> Arnold Renderer (Tab) -> Motion Blur -> Checkboxes (Enable + Instantaneous Shutter)
  * Maya AOV: motionvector
  * Nuke Node: VectorBlur-Node

===== depth =====
  * Maya AOV: depth
  * Nuke Node: Bokeh, zdefocus is not working that great with depth mattes without aliasing

===== uvw =====
  * Maya: Done by an extra Render-Layer with material/shader override for all geometries. Use an aiUtility node as shader in Maya and set it to UV.
  * Nuke: STMap for remapping an source image as texture

===== P =====
Maya: P as position point pass
Nuke: There is a Gizmo called PPMask that allows volume selections based on a coordinate of the P-Pass, around which a volume can be spread.