It lacks detail. For "Toy Story 2," Pixar wanted to give Andy, his mom, and the new humans in the story more natural skin, so the studio created a major addition to RenderMan: a shader.

Since Toy Story is so popular (and brings in a lot of revenue), the studio is developing a fourth ... Jessie's ever since the end of Toy Story 2. He's had a crush on her from the moment they ...