for (m <- value.meshes.indices) {
  val mesh = value.meshes(m)
  file.writeInt32(mesh.id)
  file.writeString(mesh.name)
  file.writeInt32(mesh.textures.length)
  for (t <- mesh.textures.indices) {
    val texture = mesh.textures(t)
    file.writeString(texture.name)
    file.writeString(texture.fileName)
  }
}
for {
  mesh <- value.meshes
  _ = file.writeInt32(mesh.id)
  _ = file.writeString(mesh.name)
  _ = file.writeInt32(mesh.textures.length)
  texture <- mesh.textures
  _ = file.writeString(texture.name)
  _ = file.writeString(texture.fileName)
} ()