The Utility category in the Textures node list consists of a collection of nodes that can be used for a variety of tasks such as texture and material channel operations (figure 1). This category also contains a Texture Switch node which can be used to connect two or more texture nodes to the same input pin for switching purposes during the rendering process. 

    • Capture to custom AOV
    • Channel inverter
    • Channel mapper
    • Channel merger
    • Channel picker
    • Composite texture
    • Output AOV parameter
    • Ray switch
    • Spotlight
    • Texture switch

Figure 1: Octane Texture - Utility Node List