lwgeom_to_x3d3()

lwvarlena_t * lwgeom_to_x3d3	(	const LWGEOM *	geom,
		int	precision,
		int	opts,
		const char *	defid
	)

Definition at line 37 of file lwout_x3d.c.

{
        stringbuffer_t *sb;
        int rv;
 
        /* Empty varlena for empties */
        if( lwgeom_is_empty(geom) )
        {
                lwvarlena_t *v = lwalloc(LWVARHDRSZ);
                LWSIZE_SET(v->size, LWVARHDRSZ);
                return v;
        }
 
        sb = stringbuffer_create();
        rv = lwgeom_to_x3d3_sb(geom, precision, opts, defid, sb);
 
        if ( rv == LW_FAILURE )
        {
                stringbuffer_destroy(sb);
                return NULL;
        }
 
        lwvarlena_t *v = stringbuffer_getvarlenacopy(sb);
        stringbuffer_destroy(sb);
 
        return v;
}

References LW_FAILURE, lwalloc(), lwgeom_is_empty(), lwgeom_to_x3d3_sb(), LWSIZE_SET, LWVARHDRSZ, precision, lwvarlena_t::size, stringbuffer_create(), stringbuffer_destroy(), and stringbuffer_getvarlenacopy().

Referenced by do_x3d3_test(), do_x3d3_unsupported(), and LWGEOM_asX3D().

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