LightParameters CastShadow Unused. ShadowScale Unused. Tessellation Unused. ShadowAlpha Unused. MaxShadowHeight Unused. AmbientColor Ambient color when "Make Lights" is false, or "NumAreaLights" is 0. MakeLights UseWorldLighting LightRecalculation Interval between light recalculation updates. LightingPosition NumDynamicLights NumAreaLights IgnoreAmbientLighting UseLightSet