PostGIS  2.1.10dev-r@@SVN_REVISION@@
double lwpoint_get_y ( const LWPOINT point)

Definition at line 58 of file lwpoint.c.

References getPoint4d_p(), lwerror(), lwpoint_is_empty(), LWPOINT::point, and POINT4D::y.

Referenced by BOX2D_construct(), geometry_to_point(), lwgeom_azumith_spheroid(), and lwgeom_project_spheroid().

59 {
60  POINT4D pt;
61  if ( lwpoint_is_empty(point) )
62  lwerror("lwpoint_get_y called with empty geometry");
63  getPoint4d_p(point->point, 0, &pt);
64  return pt.y;
65 }
Definition: liblwgeom.h:367
int lwpoint_is_empty(const LWPOINT *point)
Definition: lwpoint.c:258
void lwerror(const char *fmt,...)
Write a notice out to the error handler.
Definition: lwutil.c:67
double y
Definition: liblwgeom.h:308
int getPoint4d_p(const POINTARRAY *pa, int n, POINT4D *point)
Definition: lwgeom_api.c:217

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