PostGIS  3.6.1dev-r@@SVN_REVISION@@

◆ ptarray_npoints_in_rect()

int ptarray_npoints_in_rect ( const POINTARRAY *  pa,
const GBOX *  gbox 
)

Definition at line 2302 of file ptarray.c.

2303 {
2304  const POINT2D *pt;
2305  int n = 0;
2306  uint32_t i;
2307  for ( i = 0; i < pa->npoints; i++ )
2308  {
2309  pt = getPoint2d_cp(pa, i);
2310  if ( gbox_contains_point2d(gbox, pt) )
2311  n++;
2312  }
2313  return n;
2314 }
gbox_contains_point2d
int gbox_contains_point2d(const GBOX *g, const POINT2D *p)
Definition: gbox.c:362
getPoint2d_cp
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::npoints
uint32_t npoints
Definition: liblwgeom.h:427

References gbox_contains_point2d(), getPoint2d_cp(), and POINTARRAY::npoints.

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