void OCCDemo_Presentation::GetViewEye(V3d_Coordinate& X, V3d_Coordinate& Y, V3d_Coordinate& Z)
{
	CMDIFrameWnd *pFrame =  (CMDIFrameWnd*)AfxGetApp()->m_pMainWnd;
	CMDIChildWnd *pChild =  (CMDIChildWnd *) pFrame->GetActiveFrame();
	COCCDemoView *pView = (COCCDemoView *) pChild->GetActiveView();
	pView->GetViewEye(X,Y,Z);
}