setNormalScale
Sets the normal scale of the PhysicallyBasedMaterial.
The normal scale is used to adjust the strength of the normal map effect.
Parameters
scale
The float value representing the normal scale of the material, which ranges from 0.0f (no normal map) to 1.0f (full strength). The default value is 1.0f. A higher value will increase the strength of the normal map, while a lower value will reduce it.
Throws
IllegalStateException
If this material is closed or invalid.