The sequences were originally supposed to appear in the film itself.
Disney veteran Lino DiSalvo, the head of animation on “Frozen” who gained notoriety for comments about animating women, has left Disney to join Paramount Animation as its creative director. He is also slated to direct an upcoming animated feature at the studio.
Last summer at SIGGRAPH, Pixar presented a paper offering some clues about one of the major new directions that CG feature animation is headed. The paper, “Stylizing Animation By Example,” explored how filmmakers could achieve more expressive rendering styles that disregard the perfect boundaries of computer graphics rendering and mimic traditional painting techniques.