private bool CheckCrossSegSegScr(SegmentItem seg0, SegmentItem seg1)
{
return(CadMath.CheckCrossSegSeg2D(
seg0.ScrSegment.P0.vector,
seg0.ScrSegment.P1.vector,
seg1.ScrSegment.P0.vector,
seg1.ScrSegment.P1.vector));
}