At Insomniac we’ve been using the well-known Reinhard tone mapping operator for a while now, but have found its parameterization unintuitive, and its curve shape to be lacking the useful ‘toe’ feature. Presented here is an efficiently computed alternative model which has been designed to qualitatively capture the toe and shoulder features while at the same time using intuitive parameters.
Read more: an efficient and user-friendly tone mapping operator.pdf
