Function Save

Wrapping/PythonCore/vtkPythonArgs.h:613–623

   */
  template <class T>
  static void Save(const T* a, T* b, size_t n)
  {
    if (b && a)
    {
      memcpy(b, a, n * sizeof(T));
    }
    else
    {
      assert(n == 0);
    }
  }

  /**
   * Check if an array has changed.