The Render AOV node connects to a Output AOV node. It provides access to AOVs generated with the nodes available in the Octane Render AOV Editor window's Octane Render AOVs category . There must be corresponding Octane Render AOVs for each Render AOV node connected to an Output AOV node (figure 1).



Render AOV



Figure 1: AOVs referenced in Render AOV nodes in the Octane Compositor window


The Blending Settings node is connected to the Render AOV nodes to determine the blending type for compositing (figure 2).



Blending Settings



Figure 2: Setting the Blending Settings parameter to Add for the Reflection AOV