lwcollection_build_buffer()

static void lwcollection_build_buffer ( const LWCOLLECTION *  col, HomogenizeBuffer *  buffer  )

static

Definition at line 76 of file lwhomogenize.c.

{
        uint32_t i;
 
        if ( ! col ) return;
        if ( lwgeom_is_empty(lwcollection_as_lwgeom(col)) ) return;
        for ( i = 0; i < col->ngeoms; i++ )
        {
                LWGEOM *geom = col->geoms[i];
                switch(geom->type)
                {
                        case POINTTYPE:
                        case LINETYPE:
                        case CIRCSTRINGTYPE:
                        case COMPOUNDTYPE:
                        case TRIANGLETYPE:
                        case CURVEPOLYTYPE:
                        case POLYGONTYPE:
                        {
                                /* Init if necessary */
                                if ( ! buffer->buf[geom->type] )
                                {
                                        LWCOLLECTION *bufcol = lwcollection_construct_empty(COLLECTIONTYPE, col->srid, FLAGS_GET_Z(col->flags), FLAGS_GET_M(col->flags));
                                        bufcol->type = lwtype_get_collectiontype(geom->type);
                                        buffer->buf[geom->type] = bufcol;
                                }
                                /* Add sub-geom to buffer */
                                lwcollection_add_lwgeom(buffer->buf[geom->type], lwgeom_clone(geom));
                                /* Increment count for this singleton type */
                                buffer->cnt[geom->type] = buffer->cnt[geom->type] + 1;
                        }
                        /* FALLTHROUGH */
                        default:
                        {
                                lwcollection_build_buffer(lwgeom_as_lwcollection(geom), buffer);
                                break;
                        }
                }
        }
        return;
}

References buffer(), CIRCSTRINGTYPE, COLLECTIONTYPE, COMPOUNDTYPE, CURVEPOLYTYPE, LWCOLLECTION::flags, FLAGS_GET_M, FLAGS_GET_Z, LWCOLLECTION::geoms, LINETYPE, lwcollection_add_lwgeom(), lwcollection_as_lwgeom(), lwcollection_construct_empty(), lwgeom_as_lwcollection(), lwgeom_clone(), lwgeom_is_empty(), lwtype_get_collectiontype(), LWCOLLECTION::ngeoms, POINTTYPE, POLYGONTYPE, LWCOLLECTION::srid, TRIANGLETYPE, LWGEOM::type, and LWCOLLECTION::type.

Referenced by lwcollection_homogenize().

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