RASTER_setUpperLeftXY()

Datum RASTER_setUpperLeftXY

(

PG_FUNCTION_ARGS

)

Definition at line 1054 of file rtpg_raster_properties.c.

References FALSE, PG_FUNCTION_INFO_V1(), rtrowdump::raster, RASTER_setGeotransform(), rt_raster_deserialize(), rt_raster_destroy(), rt_raster_serialize(), rt_raster_set_offsets(), and rt_raster_serialized_t::size.

Referenced by RASTER_setSkewXY().

{
        rt_pgraster *pgraster = NULL;
        rt_pgraster *pgrtn = NULL;
        rt_raster raster;
        double xoffset = PG_GETARG_FLOAT8(1);
        double yoffset = PG_GETARG_FLOAT8(2);

        if (PG_ARGISNULL(0))
                PG_RETURN_NULL();
        pgraster = (rt_pgraster *) PG_DETOAST_DATUM(PG_GETARG_DATUM(0));
        raster = rt_raster_deserialize(pgraster, FALSE);
        if (!raster) {
                PG_FREE_IF_COPY(pgraster, 0);
                elog(ERROR, "RASTER_setUpperLeftXY: Could not deserialize raster");
                PG_RETURN_NULL();
        }

        rt_raster_set_offsets(raster, xoffset, yoffset);

        pgrtn = rt_raster_serialize(raster);
        rt_raster_destroy(raster);
        PG_FREE_IF_COPY(pgraster, 0);
        if (!pgrtn)
                PG_RETURN_NULL();

        SET_VARSIZE(pgrtn, pgrtn->size);
        PG_RETURN_POINTER(pgrtn);
}

Here is the call graph for this function:

Here is the caller graph for this function: