PostGIS  3.0.6dev-r@@SVN_REVISION@@

◆ lwgeom_median()

LWPOINT* lwgeom_median ( const LWGEOM g,
double  tol,
uint32_t  maxiter,
char  fail_if_not_converged 
)

Definition at line 280 of file lwgeom_median.c.

281 {
282  switch (g->type)
283  {
284  case POINTTYPE:
285  return lwpoint_clone(lwgeom_as_lwpoint(g));
286  case MULTIPOINTTYPE:
287  return lwmpoint_median(lwgeom_as_lwmpoint(g), tol, max_iter, fail_if_not_converged);
288  default:
289  lwerror("%s: Unsupported geometry type: %s", __func__, lwtype_name(g->type));
290  return NULL;
291  }
292 }
LWMPOINT * lwgeom_as_lwmpoint(const LWGEOM *lwgeom)
Definition: lwgeom.c:224
#define MULTIPOINTTYPE
Definition: liblwgeom.h:119
#define POINTTYPE
LWTYPE numbers, used internally by PostGIS.
Definition: liblwgeom.h:116
const char * lwtype_name(uint8_t type)
Return the type name string associated with a type number (e.g.
Definition: lwutil.c:216
LWPOINT * lwpoint_clone(const LWPOINT *lwgeom)
Definition: lwpoint.c:239
void lwerror(const char *fmt,...)
Write a notice out to the error handler.
Definition: lwutil.c:190
LWPOINT * lwmpoint_median(const LWMPOINT *g, double tol, uint32_t max_iter, char fail_if_not_converged)
static LWPOINT * lwgeom_as_lwpoint(const LWGEOM *lwgeom)
Definition: lwinline.h:121
uint8_t type
Definition: liblwgeom.h:448

References lwerror(), lwgeom_as_lwmpoint(), lwgeom_as_lwpoint(), lwmpoint_median(), lwpoint_clone(), lwtype_name(), MULTIPOINTTYPE, POINTTYPE, and LWGEOM::type.

Referenced by do_median_dims_check(), do_median_test(), and ST_GeometricMedian().

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