PostGIS  3.7.0dev-r@@SVN_REVISION@@

◆ lwgeom_has_rings()

int lwgeom_has_rings ( const LWGEOM geom)

Is this a type that has rings enclosing an area, but is not a collection of areas? (triangle, polygon, curvepolygon)

Definition at line 1146 of file lwgeom.c.

1147 {
1148  switch (geom->type)
1149  {
1150  case POLYGONTYPE:
1151  case CURVEPOLYTYPE:
1152  case TRIANGLETYPE:
1153  return LW_TRUE;
1154  break;
1155 
1156  default:
1157  return LW_FALSE;
1158  }
1159 }
#define LW_FALSE
Definition: liblwgeom.h:94
#define CURVEPOLYTYPE
Definition: liblwgeom.h:111
#define POLYGONTYPE
Definition: liblwgeom.h:104
#define TRIANGLETYPE
Definition: liblwgeom.h:115
#define LW_TRUE
Return types for functions with status returns.
Definition: liblwgeom.h:93
uint8_t type
Definition: liblwgeom.h:462

References CURVEPOLYTYPE, LW_FALSE, LW_TRUE, POLYGONTYPE, TRIANGLETYPE, and LWGEOM::type.

Referenced by LWGEOM_exteriorring_polygon(), and LWGEOM_numinteriorrings_polygon().

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