Function MarkDirectionChanges

deps/tesseract/classify/mfoutline.cpp:199–216

---------------------------------------------------------------------------*/ * This routine searches through the specified outline and finds * the points at which the outline changes direction. These * points are then marked as "extremities". This routine is * used as an alternative to FindExtremities(). It forces the * endpoints of the microfeatures to be at the direction * changes rathe

 * @note History: 6/29/90, DSJ, Created.
 */
void MarkDirectionChanges(MFOUTLINE Outline) {
  MFOUTLINE Current;
  MFOUTLINE Last;
  MFOUTLINE First;

  if (DegenerateOutline (Outline))
    return;

  First = NextDirectionChange (Outline);
  Last = First;
  do {
    Current = NextDirectionChange (Last);
    MarkPoint (PointAt (Current));
    Last = Current;
  }
  while (Last != First);

}                                /* MarkDirectionChanges */


/*---------------------------------------------------------------------------*/