gserialized2_from_lwtriangle()

static size_t gserialized2_from_lwtriangle ( const LWTRIANGLE *  triangle, uint8_t *  buf  )

static

Definition at line 962 of file gserialized2.c.

{
        uint8_t *loc;
        int ptsize;
        size_t size;
        int type = TRIANGLETYPE;
 
        assert(triangle);
        assert(buf);
 
        LWDEBUGF(2, "%s (%p, %p) called", __func__, triangle, buf);
 
        if (FLAGS_GET_ZM(triangle->flags) != FLAGS_GET_ZM(triangle->points->flags))
                lwerror("Dimensions mismatch in lwtriangle");
 
        ptsize = ptarray_point_size(triangle->points);
 
        loc = buf;
 
        /* Write in the type. */
        memcpy(loc, &type, sizeof(uint32_t));
        loc += sizeof(uint32_t);
 
        /* Write in the npoints. */
        memcpy(loc, &(triangle->points->npoints), sizeof(uint32_t));
        loc += sizeof(uint32_t);
 
        LWDEBUGF(3, "%s added npoints (%d)", __func__, triangle->points->npoints);
 
        /* Copy in the ordinates. */
        if (triangle->points->npoints > 0)
        {
                size = triangle->points->npoints * ptsize;
                memcpy(loc, getPoint_internal(triangle->points, 0), size);
                loc += size;
        }
        LWDEBUGF(3, "%s copied serialized_pointlist (%d bytes)", __func__, ptsize * triangle->points->npoints);
 
        return (size_t)(loc - buf);
}

References POINTARRAY::flags, LWTRIANGLE::flags, FLAGS_GET_ZM, getPoint_internal(), LWDEBUGF, lwerror(), POINTARRAY::npoints, LWTRIANGLE::points, ptarray_point_size(), and TRIANGLETYPE.

Referenced by gserialized2_from_lwgeom_any().

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