540 |
|
above), caustic photon irradiance is evaluated at primary rays, and |
541 |
|
indirect inscattering in |
542 |
|
.I mist |
543 |
< |
is accounted for by volume photons. |
543 |
> |
is accounted for by volume photons. Contribution photons are treated as |
544 |
> |
global photons by |
545 |
> |
.I rpict. |
546 |
|
.IP |
547 |
|
Additionally specifying |
548 |
|
.I bwidth2 |
559 |
|
is invariably looked up. |
560 |
|
.IP |
561 |
|
Using direct photons replaces the direct calculation with density estimates |
562 |
< |
for debugging and validation of photon emission. |
562 |
> |
for debugging and validation of photon emission. |
563 |
|
.TP |
564 |
|
.BI -am " frac" |
565 |
|
Maximum search radius for photon map lookups. Without this option, an |