createMaterialInstance
fun createMaterialInstance(config: MaterialKey, uvmap: UvMap, label: String? = "material", extras: String? = null): MaterialInstance?
Creates or fetches a compiled Filament material, then creates an instance from it.
Parameters
config
Properties of the glTF material; may be mutated to trim unsupported features.
uvmap
Mapping from glTF texcoord sets to Filament UV sets, written by the provider.
label
Debug name for the material instance.
extras
glTF extras as stringified JSON (not part of the cache key).