PostGIS  2.5.0dev-r@@SVN_REVISION@@

◆ lwline_length_2d()

double lwline_length_2d ( const LWLINE line)

Definition at line 534 of file lwline.c.

References lwline_is_empty(), LWLINE::points, and ptarray_length_2d().

Referenced by lwgeom_length_2d(), and test_lwline_from_lwmpoint().

535 {
536  if ( lwline_is_empty(line) )
537  return 0.0;
538  return ptarray_length_2d(line->points);
539 }
double ptarray_length_2d(const POINTARRAY *pts)
Find the 2d length of the given POINTARRAY (even if it's 3d)
Definition: ptarray.c:1682
int lwline_is_empty(const LWLINE *line)
Definition: lwline.c:511
Definition: liblwgeom.h:424
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