Previz, short for previsualization, is the popular term for 3D animatics that approximate the design and action of the final film or video and allows for camera moves in 3D space and for interactivity. Previz starts with hand-drawn storyboards, just as any other show is prepped. Classic storyboard artists are still faster and cheaper than artists with computers when it comes to quickly laying out shots. The storyboards become the blueprints for the next phase in previz, just as they do with any other animation or production.
Once production has worked out the main shots and angles on paper, it may decide to further define a series of shots, stunts, and effects. The sets and locations are built in 3D, and low-resolution characters ...