Papers by Jacob Speirs


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Pixar's Inside Out 2: Character Rig Challenges and Techniques

Christian Hoffman, Michael Nieves, Jacob Speirs, Brenda Lin Zhang
May 2024

The characters team on Pixar's Inside Out 2 shares some of the technical and design challenges on our character rigs and presents the techniques used to solve them.

Paper (PDF)

SIGGRAPH Talks 2024


Wig Refitting in Pixar's Inside Out 2

Ben Porter, Jacob Speirs, Fernando de Goes
May 2024

In Pixar's feature animation Inside Out 2 (2024), emotion characters are identified with their corresponding human characters by exhibiting similar wigs. To achieve this look, we developed a custom rig that assists the sharing and reuse of hair grooms between characters of different shapes, feature proportions, and mesh connectivities. Our ... more

Paper (PDF)

SIGGRAPH Talks 2024