Hi, On Friday 28 October 2011 15:30:45 Thiago Macieira wrote: > On Friday, 28 de October de 2011 14:11:08 Sean Harmer wrote: > > This class is similar to QVector but it provides circular semantics. For > > example, appending to an already full circular buffer will overwrite the > > oldest item i.e. it forms a kind of LRU cache. The API is essentially a > > Qt'ified version of the boost::circular_buffer [1] API so hopefully > > people will find it simple to use. > > I'd like to see this API.
You can see the patch in this old MR (see qcircularbuffer.h): https://qt.gitorious.org/qt/qtbase/merge_requests/60 If there is interest I'll submit it to gerrit using the new route for submission. > > Appending and prepending are always O(1) operations which fills in a gap > > in the performance characteristics offered by the existing Qt > > containers. > How does it implement copy-on-write semantics? It uses QSharedData[Pointer]. Cheers, Sean _______________________________________________ Development mailing list [email protected] http://lists.qt-project.org/mailman/listinfo/development
