DynamicTexturesSmaple.kt

val fakeObject = ModelRenderable.builder()
    .setSource(context, R.raw.fakeObject)
    .build()
val defaultMaterial = fakeObject.get().material
val realObject = ModelRenderable.builder()
    .setSource(context, URI("object_name"))
    .build()
val realObjectMaterial = defaultMaterial.copy()apply{
    setTexture("baseColorMap", diffuse)
    setTexture("metallicMap", metallic)
    setTexture("normalMap", normal)
    setTexture("roughnessMap", roughness)
}
realObject.get().material = realObjectMaterial