rect_node_cmp()

static int rect_node_cmp ( const void *  pn1, const void *  pn2  )

static

Definition at line 41 of file lwtree.c.

{
        GBOX b1, b2;
        RECT_NODE *n1 = *((RECT_NODE**)pn1);
        RECT_NODE *n2 = *((RECT_NODE**)pn2);
        uint64_t h1, h2;
        b1.flags = 0;
        b1.xmin = n1->xmin;
        b1.xmax = n1->xmax;
        b1.ymin = n1->ymin;
        b1.ymax = n1->ymax;
 
        b2.flags = 0;
        b2.xmin = n2->xmin;
        b2.xmax = n2->xmax;
        b2.ymin = n2->ymin;
        b2.ymax = n2->ymax;
 
        h1 = gbox_get_sortable_hash(&b1, 0);
        h2 = gbox_get_sortable_hash(&b2, 0);
        return h1 < h2 ? -1 : (h1 > h2 ? 1 : 0);
}

References GBOX::flags, gbox_get_sortable_hash(), GBOX::xmax, rect_node::xmax, GBOX::xmin, rect_node::xmin, GBOX::ymax, rect_node::ymax, GBOX::ymin, and rect_node::ymin.

Referenced by rect_tree_from_lwcollection(), and rect_tree_from_lwcurvepoly().

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