gserialized2_from_lwcircstring()

static size_t gserialized2_from_lwcircstring ( const LWCIRCSTRING *  curve, uint8_t *  buf  )

static

Definition at line 973 of file gserialized2.c.

{
        uint8_t *loc;
        int ptsize;
        size_t size;
        int type = CIRCSTRINGTYPE;
 
        assert(curve);
        assert(buf);
 
        if (FLAGS_GET_ZM(curve->flags) != FLAGS_GET_ZM(curve->points->flags))
                lwerror("Dimensions mismatch in lwcircstring");
 
 
        ptsize = ptarray_point_size(curve->points);
        loc = buf;
 
        /* Write in the type. */
        memcpy(loc, &type, sizeof(uint32_t));
        loc += sizeof(uint32_t);
 
        /* Write in the npoints. */
        memcpy(loc, &curve->points->npoints, sizeof(uint32_t));
        loc += sizeof(uint32_t);
 
        /* Copy in the ordinates. */
        if (curve->points->npoints > 0)
        {
                size = (size_t)curve->points->npoints * ptsize;
                memcpy(loc, getPoint_internal(curve->points, 0), size);
                loc += size;
        }
 
        return (size_t)(loc - buf);
}

References CIRCSTRINGTYPE, POINTARRAY::flags, LWCIRCSTRING::flags, FLAGS_GET_ZM, getPoint_internal(), lwerror(), POINTARRAY::npoints, LWCIRCSTRING::points, ptarray_point_size(), and ovdump::type.

Referenced by gserialized2_from_lwgeom_any().

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