public void Unsplit() { if (NegativeX != null) { NegativeX.Unsplit(); } if (NegativeY != null) { NegativeY.Unsplit(); } if (NegativeZ != null) { NegativeZ.Unsplit(); } if (PositiveX != null) { PositiveX.Unsplit(); } if (PositiveY != null) { PositiveY.Unsplit(); } if (PositiveZ != null) { PositiveZ.Unsplit(); } }