readVector2d static method
- CompoundTag tag,
 - String name
 
Implementation
static Vector2d readVector2d(CompoundTag tag, String name) {
  if (tag.containsKey(name)) {
    ListTag lst = tag.get(name)! as ListTag;
    return Vector2d(X: lst.get(0).asDouble(), Z: lst.get(1).asDouble());
  } else {
    return Vector2d.ZERO;
  }
}