Move a point to/from the front face of a cube to/from another face.

Swizzle.cs

  private Vector3 getTransformedPoint (Vector3 point, bool _inverse)
	{
		float inverse = _inverse ? -1f : 1f;	
		
		float x;
		float y;
		/*
	    -20, 1 -60 // front point
	    20, 1, 60 // back point
		60, 1, -20 // right point
		-60, 1, 20 // left point
		-20, -60, 1 // bottom point
		-20, 60, 1 // top point
  	   */
		switch (up) {
		case TreeFace.back:	
			//back facing point
			point.x = -point.x * inverse;
			point.z = -point.z * inverse;
			break;
		case TreeFace.left:	
			//left facing point
			x = point.x;
			point.x = point.z * inverse;
			point.z = -x * inverse;
			break;
		case TreeFace.right:	
			x = point.x;
			point.x = -point.z * inverse;
			point.z = x * inverse;
			break;
		case TreeFace.top:	
			//top facing point
			y = point.y;
			point.y = -point.z * inverse;
			point.z = y * inverse;
			break;
		case TreeFace.bottom:	
			y = point.y;
			point.y = point.z * inverse;
			point.z = -y * inverse;
			break;
		}	
		return point;
	}