public AFixtureNPointToNPoint(Object oTool)
 {
     m_cogFixtureNPointToNPointTool = oTool as CogFixtureNPointToNPointTool;
     Init();
 }
 public AFixtureNPointToNPoint()
 {
     m_cogFixtureNPointToNPointTool = new CogFixtureNPointToNPointTool();
     Init();
 }