There have been quite a few publications about Disney's renderer called 'Hyperion', for instance https://dl.acm.org/doi/epdf/10.1145/3182159 https://dl.acm.org/

There have been quite a few publications about Disney's renderer called 'Hyperion', for instance https://dl.acm.org/doi/epdf/10.1145/3182159 https://dl.acm.org/doi/epdf/10.1145/3182159