Function msSquareDistancePointToPoint

mapsearch.c:324–332

** Quickly compute the square of the distance; avoids expensive sqrt() call on each invocation */

** Quickly compute the square of the distance; avoids expensive sqrt() call on each invocation
*/
double msSquareDistancePointToPoint(pointObj *a, pointObj *b)
{
  double dx, dy;
  
  dx = a->x - b->x;
  dy = a->y - b->y;

  return(dx*dx + dy*dy);
}

double msDistancePointToSegment(pointObj *p, pointObj *a, pointObj *b)
{