OptionalcolorBase colour. Default [0.764, 0.718, 0.608].
OptionalnoisePeriod of the colour/heightfield fBm in lattice cells. Default 9.
OptionalnormalheightToNormal strength. Default 2.5.
OptionalroughnessUniform roughness in [0..1]. Default 0.88.
Options accepted by paintLimestone.