getBiasedNormalSample
getBiasedNormalSample(out, out_offset, normal, normal_offset, power, random)
Kind: global function
See
- 2003 "Global Illumination Compendium" by Philip Dutré (equation 36)
- http://blog.hvidtfeldts.net/index.php/2015/01/path-tracing-3d-fractals/
| Param | Type |
|---|---|
| out | Array.<number> |
| out_offset | number |
| normal | Array.<number> |
| normal_offset | number |
| power | number |
| random | function |