//
// res(L) = CTrans(tr,rt)(this(L))
public CTrans MakeApplyRt(ref RPoint tr, ref QPoint rt)
{
CTrans res = new CTrans(this);
res.ApplyRt(ref tr, ref rt);
return(res);
}
//
// res(L) = this(B2(L))
public CTrans MakeSuperpose(CTrans B2)
{
CTrans res = new CTrans(B2);
res.ApplyRt(ref this.m_T, ref this.m_R);
return(res);
}