Snow
62° incidence
Forest
34° incidence
Mountains
14° incidence
Snow
53° incidence
Forest
29° incidence
Mountains
9° incidence
Snow
46° incidence
Forest
24° incidence
Mountains
4° incidence
Snow
40° incidence
Forest
19° incidence
Mountains
0° incidence
A BRDF instance for modeling a mallard barbule, visualized for many incident angles. The incident directions can be inferred from the centers of these glossy BRDF lobes. Please see our paper and/or supplemental document for more details.