PostGIS  2.5.0dev-r@@SVN_REVISION@@

◆ lwline_is_closed()

int lwline_is_closed ( const LWLINE line)

Definition at line 454 of file lwline.c.

References LWLINE::flags, FLAGS_GET_Z, LWLINE::points, ptarray_is_closed_2d(), and ptarray_is_closed_3d().

Referenced by asx3d3_line_coords_sb(), asx3d3_line_sb(), asx3d3_mline_coordindex_sb(), lwgeom_is_closed(), test_isclosed(), and wkt_parser_curvepolygon_add_ring().

455 {
456  if (FLAGS_GET_Z(line->flags))
457  return ptarray_is_closed_3d(line->points);
458 
459  return ptarray_is_closed_2d(line->points);
460 }
int ptarray_is_closed_3d(const POINTARRAY *pa)
Definition: ptarray.c:701
int ptarray_is_closed_2d(const POINTARRAY *pa)
Definition: ptarray.c:688
#define FLAGS_GET_Z(flags)
Macros for manipulating the 'flags' byte.
Definition: liblwgeom.h:139
uint8_t flags
Definition: liblwgeom.h:421
POINTARRAY * points
Definition: liblwgeom.h:424
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