OptionalpropertiesOptionalblendFunction?: numberThe blend function of this effect. (default: BlendFunction.NORMAL)
Optionaldarkness?: numberThe Vignette darkness. (default: 0.5)
Optionaloffset?: numberThe Vignette offset. (default: 0.5)
Optionaltechnique?: numberThe Vignette technique. (default: VignetteTechnique.DEFAULT)
OptionaltokenThe token of the effect, is only returned by the viewer, but ignored as an input.
The type of this effect.