Function FindSegment

renderers/agg/src/clipper.cpp:373–386

//------------------------------------------------------------------------------

bool FindSegment(PolyPt* &pp, const IntPoint pt1, const IntPoint pt2)
{
  if (!pp) return false;
  PolyPt* pp2 = pp;
  do
  {
    if (PointsEqual(pp->pt, pt1) &&
      (PointsEqual(pp->next->pt, pt2) || PointsEqual(pp->prev->pt, pt2)))
        return true;
    pp = pp->next;
  }
  while (pp != pp2);
  return false;
}
//------------------------------------------------------------------------------

Position GetPosition(const IntPoint pt1, const IntPoint pt2, const IntPoint pt)