gserialized_spgist_leaf_consistent_3d()

PGDLLEXPORT Datum gserialized_spgist_leaf_consistent_3d

(

PG_FUNCTION_ARGS

)

Definition at line 670 of file gserialized_spgist_3d.c.

{
        spgLeafConsistentIn *in = (spgLeafConsistentIn *)PG_GETARG_POINTER(0);
        spgLeafConsistentOut *out = (spgLeafConsistentOut *)PG_GETARG_POINTER(1);
        BOX3D *leaf = DatumGetBox3DP(in->leafDatum);
        bool flag = true;
        int i;
 
        /* All tests are exact. */
        out->recheck = false;
 
        /* leafDatum is what it is... */
        out->leafValue = in->leafDatum;
 
        /* Perform the required comparison(s) */
        for (i = 0; i < in->nkeys; i++)
        {
                StrategyNumber strategy = in->scankeys[i].sk_strategy;
                Datum query = in->scankeys[i].sk_argument;
                BOX3D *box = DatumGetBox3DP(DirectFunctionCall1(LWGEOM_to_BOX3D, query));
 
                switch (strategy)
                {
                case SPGOverlapStrategyNumber:
                        flag = BOX3D_overlaps_internal(leaf, box);
                        break;
 
                case SPGContainsStrategyNumber:
                        flag = BOX3D_contains_internal(leaf, box);
                        break;
 
                case SPGContainedByStrategyNumber:
                        flag = BOX3D_contained_internal(leaf, box);
                        break;
 
                case SPGSameStrategyNumber:
                        flag = BOX3D_same_internal(leaf, box);
                        break;
 
                case SPGLeftStrategyNumber:
                        flag = BOX3D_left_internal(leaf, box);
                        break;
 
                case SPGOverLeftStrategyNumber:
                        flag = BOX3D_overleft_internal(leaf, box);
                        break;
 
                case SPGRightStrategyNumber:
                        flag = BOX3D_right_internal(leaf, box);
                        break;
 
                case SPGOverRightStrategyNumber:
                        flag = BOX3D_overright_internal(leaf, box);
                        break;
 
                case SPGAboveStrategyNumber:
                        flag = BOX3D_above_internal(leaf, box);
                        break;
 
                case SPGOverAboveStrategyNumber:
                        flag = BOX3D_overabove_internal(leaf, box);
                        break;
 
                case SPGBelowStrategyNumber:
                        flag = BOX3D_below_internal(leaf, box);
                        break;
 
                case SPGOverBelowStrategyNumber:
                        flag = BOX3D_overbelow_internal(leaf, box);
                        break;
 
                case SPGBackStrategyNumber:
                        flag = BOX3D_back_internal(leaf, box);
                        break;
 
                case SPGOverBackStrategyNumber:
                        flag = BOX3D_overback_internal(leaf, box);
                        break;
 
                case SPGFrontStrategyNumber:
                        flag = BOX3D_front_internal(leaf, box);
                        break;
 
                case SPGOverFrontStrategyNumber:
                        flag = BOX3D_overfront_internal(leaf, box);
                        break;
 
                default:
                        elog(ERROR, "unrecognized strategy: %d", strategy);
                }
 
                /* If any check is failed, we have found our answer. */
                if (!flag)
                        break;
        }
 
        PG_RETURN_BOOL(flag);
}

References BOX3D_above_internal(), BOX3D_back_internal(), BOX3D_below_internal(), BOX3D_contained_internal(), BOX3D_contains_internal(), BOX3D_front_internal(), BOX3D_left_internal(), BOX3D_overabove_internal(), BOX3D_overback_internal(), BOX3D_overbelow_internal(), BOX3D_overfront_internal(), BOX3D_overlaps_internal(), BOX3D_overleft_internal(), BOX3D_overright_internal(), BOX3D_right_internal(), BOX3D_same_internal(), LWGEOM_to_BOX3D(), SPGAboveStrategyNumber, SPGBackStrategyNumber, SPGBelowStrategyNumber, SPGContainedByStrategyNumber, SPGContainsStrategyNumber, SPGFrontStrategyNumber, SPGLeftStrategyNumber, SPGOverAboveStrategyNumber, SPGOverBackStrategyNumber, SPGOverBelowStrategyNumber, SPGOverFrontStrategyNumber, SPGOverlapStrategyNumber, SPGOverLeftStrategyNumber, SPGOverRightStrategyNumber, SPGRightStrategyNumber, and SPGSameStrategyNumber.

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