BOX2D_expand()

Datum BOX2D_expand

(

PG_FUNCTION_ARGS

)

Definition at line 386 of file lwgeom_box.c.

References BOX2D_to_BOX3D(), gbox_expand(), gbox_expand_xyzm(), and PG_FUNCTION_INFO_V1().

Referenced by BOX2D_union().

{
        GBOX *box = (GBOX *)PG_GETARG_POINTER(0);
        GBOX *result = (GBOX *)palloc(sizeof(GBOX));
        memcpy(result, box, sizeof(GBOX));

        if (PG_NARGS() == 2)
        {
                double d = PG_GETARG_FLOAT8(1);
                gbox_expand(result, d);
        }
        else
        {
                double dx = PG_GETARG_FLOAT8(1);
                double dy = PG_GETARG_FLOAT8(2);

                gbox_expand_xyzm(result, dx, dy, 0, 0);
        }

        PG_RETURN_POINTER(result);
}

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