search

zpelgrims / lentil

Polynomial optics to Arnold. Camera shader with high-order aberrations, including bidirectional filter that adaptively samples out-of-focus highlights (top level repo)
http://www.lentil.xyz
94 stars 10 forks source link

Bidirectional use dithered blue noise sampling #179

Closed zpelgrims closed 2 years ago

zpelgrims commented 4 years ago
zpelgrims commented 4 years ago

https://projet.liris.cnrs.fr/ldbn/

zpelgrims commented 4 years ago

https://link.springer.com/article/10.1007/s00371-017-1392-7

zpelgrims commented 4 years ago

https://graphics.pixar.com/library/ProgressiveMultiJitteredSampling/paper.pdf

zpelgrims commented 4 years ago

use progressive multijittered sampling implementation from here:

https://utk-team.github.io/utk/sampler_PMJ/ https://github.com/utk-team/utk/tree/master/src/samplers

zpelgrims commented 4 years ago

is this the best way? using the same as arnold's? dithering a tiled blue noise pattern: https://www.shadertoy.com/view/4sKBWR