public JointPart(JointPart jp)
{
Element = jp.Element;
Joint = jp.Joint;
Index = jp.Index;
Geometry = jp.Geometry;
}
protected Joint3()
{
Parts = new JointPart[3];
}
protected Joint2()
{
Parts = new JointPart[2];
}
protected Joint1()
{
Parts = new JointPart[1];
}
protected Joint4()
{
Parts = new JointPart[4];
}
