gserialized1_from_lwpoint()

static size_t gserialized1_from_lwpoint ( const LWPOINT *  point, uint8_t *  buf  )

static

Definition at line 744 of file gserialized1.c.

{
        uint8_t *loc;
        int ptsize = ptarray_point_size(point->point);
        int type = POINTTYPE;
 
        assert(point);
        assert(buf);
 
        if ( FLAGS_GET_ZM(point->flags) != FLAGS_GET_ZM(point->point->flags) )
                lwerror("Dimensions mismatch in lwpoint");
 
        LWDEBUGF(2, "%s (%p, %p) called", __func__, point, buf);
 
        loc = buf;
 
        /* Write in the type. */
        memcpy(loc, &type, sizeof(uint32_t));
        loc += sizeof(uint32_t);
        /* Write in the number of points (0 => empty). */
        memcpy(loc, &(point->point->npoints), sizeof(uint32_t));
        loc += sizeof(uint32_t);
 
        /* Copy in the ordinates. */
        if ( point->point->npoints > 0 )
        {
                memcpy(loc, getPoint_internal(point->point, 0), ptsize);
                loc += ptsize;
        }
 
        return (size_t)(loc - buf);
}

References POINTARRAY::flags, LWPOINT::flags, FLAGS_GET_ZM, getPoint_internal(), LWDEBUGF, lwerror(), POINTARRAY::npoints, LWPOINT::point, POINTTYPE, and ptarray_point_size().

Referenced by gserialized1_from_lwgeom_any().

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