PostGIS  3.7.0dev-r@@SVN_REVISION@@

◆ cmp_point_x()

static int cmp_point_x ( const void *  pa,
const void *  pb 
)
static

Definition at line 1633 of file lwgeom.c.

1634 {
1635  LWPOINT *p1 = *((LWPOINT **)pa);
1636  LWPOINT *p2 = *((LWPOINT **)pb);
1637 
1638  const POINT2D *pt1 = getPoint2d_cp(p1->point, 0);
1639  const POINT2D *pt2 = getPoint2d_cp(p2->point, 0);
1640 
1641  if (pt1 && pt2)
1642  return (pt1->x > pt2->x) ? 1 : ((pt1->x < pt2->x) ? -1 : 0);
1643 
1644  if (pt1) return -1;
1645  if (pt2) return 1;
1646  return 0;
1647 }
static const POINT2D * getPoint2d_cp(const POINTARRAY *pa, uint32_t n)
Returns a POINT2D pointer into the POINTARRAY serialized_ptlist, suitable for reading from.
Definition: lwinline.h:97
POINTARRAY * point
Definition: liblwgeom.h:471
double x
Definition: liblwgeom.h:390

References getPoint2d_cp(), LWPOINT::point, and POINT2D::x.

Referenced by lwgeom_remove_repeated_points_in_place().

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