If the crown point is set, the axis of rotation uses it in its calculation for a divided crown/centers pivot type/multiple group assembly case. If a crown point is not set, the default Baseline pivot behavior is be used

public void SetAxisOfRotationCrownPoint(
	uint nCrownPointIndex
)

Public Sub SetAxisOfRotationCrownPoint ( _
	nCrownPointIndex As UInteger _
)

public:
void SetAxisOfRotationCrownPoint(
	unsigned int nCrownPointIndex
)