RTreeMergeIntervals()

static RTREE_INTERVAL* RTreeMergeIntervals ( RTREE_INTERVAL *  inter1, RTREE_INTERVAL *  inter2  )

static

Creates an interval with the total extents of the two given intervals.

Definition at line 110 of file lwgeom_rtree.c.

{
        RTREE_INTERVAL *interval;
 
        POSTGIS_DEBUGF(2, "RTreeMergeIntervals called with %p, %p", inter1, inter2);
 
        interval = lwalloc(sizeof(RTREE_INTERVAL));
        interval->max = FP_MAX(inter1->max, inter2->max);
        interval->min = FP_MIN(inter1->min, inter2->min);
 
        POSTGIS_DEBUGF(3, "interval min = %8.3f, max = %8.3f", interval->min, interval->max);
 
        return interval;
}

References FP_MAX, FP_MIN, lwalloc(), RTREE_INTERVAL::max, and RTREE_INTERVAL::min.

Referenced by RTreeCreateInteriorNode().

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