PostGIS  2.5.1dev-r@@SVN_REVISION@@

◆ gidx_is_unknown()

bool gidx_is_unknown ( const GIDX *  a)
inline

Definition at line 157 of file gserialized_gist_nd.c.

Referenced by gidx_contains(), gidx_edge(), gidx_equals(), gidx_inter_volume(), gidx_merge(), gidx_overlaps(), gidx_union_edge(), gidx_union_volume(), gidx_volume(), and spatial_index_read_extent().

158 {
159  size_t size = VARSIZE(a) - VARHDRSZ;
160  /* "unknown" gidx objects have a too-small size of one float */
161  if ( size <= 0.0 )
162  return true;
163  return false;
164 }
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