PostGIS  3.1.6dev-r@@SVN_REVISION@@

◆ nd_increment()

static int nd_increment ( ND_IBOX ibox,
int  ndims,
int *  counter 
)
inlinestatic

Given an n-d index array (counter), and a domain to increment it in (ibox) increment it by one, unless it's already at the max of the domain, in which case return false.

Definition at line 883 of file gserialized_estimate.c.

884 {
885  int d = 0;
886 
887  while ( d < ndims )
888  {
889  if ( counter[d] < ibox->max[d] )
890  {
891  counter[d] += 1;
892  break;
893  }
894  counter[d] = ibox->min[d];
895  d++;
896  }
897  /* That's it, cannot increment any more! */
898  if ( d == ndims )
899  return false;
900 
901  /* Increment complete! */
902  return true;
903 }
int max[ND_DIMS]
int min[ND_DIMS]

References ND_IBOX_T::max, and ND_IBOX_T::min.

Referenced by compute_gserialized_stats_mode(), estimate_join_selectivity(), and estimate_selectivity().

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