OptionalbetaRayleigh extinction (per world unit) at the three reference wavelengths.
OptionalbetaMie extinction (per world unit).
OptionalbetaOzone (Chappuis-band) absorption coefficient.
OptionalsunSun radiance at top of atmosphere, HDR units.
OptionalgroundGround albedo used by the bounce term.
OptionalrPlanet surface radius (R_E).
OptionalrAtmosphere top radius (R_A).
OptionalhRayleigh scale height.
OptionalhMie scale height.
OptionalozoneAltitude of peak ozone density.
OptionalozoneHalf-width of the ozone tent profile.
OptionalgroundAltitude over which the ground bounce fades to nothing.
OptionalgroundGlobal gain on the ground-bounce in-scatter.
OptionalgroundOren-Nayar slope σ used by the ground bounce.
Per-field atmosphere overrides exposed by AtmospherePass.setPlanet.