MOTIVATION: Provide models of material appearance, as well as methods to edit and process measured materials, relying either on physical or perceptual considerations. INSPIRATION: Koenderink and Pont analytic papers on various types of materials, Marchner et al. BRDF models, Burley’s artistic approach to material appearance.
  A Composite BRDF Model for Hazy Gloss
Pascal Barla, Romain Pacanowski, Peter Vangorp.
Computer Graphics Forum, proceedings of EGSR 2018.
The Perception of Hazy Gloss
Peter Vangorp, Pascal Barla, Roland Fleming.
Journal of Vision 2017, Volume 17, issue 5.
A Practical Extension to Microfacet Theory for the Modeling of Varying Iridescence
Laurent Belcour, Pascal Barla.
ACM Transactions on Graphics (proceedings of Siggraph), 2017.

ArchivePaperVideo Project
Multi-Scale Rendering of Scratched Materials using a Structured SV-BRDF Model
Boris Raymond, Gaël Guennebaud, Pascal Barla.
ACM Transactions on Graphics (proceedings of Siggraph), 2016