NUKE is a non-destructive, node-based (procedural), 32-bit float, multi-channel, scanline, image compositing system using its own image processing graph (usually called Node Graph or DAG). (In addition to the scanline-based 2D image system there are also a number of sub-system available, such as 3D system, deep image compositing system, and particle system.) NUKE’s 2D architecture