[Development] New circular buffer container for Qt5

Thiago Macieira thiago at kde.org
Fri Oct 28 15:30:45 CEST 2011


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.

> 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?

-- 
Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
   Software Architect - Intel Open Source Technology Center
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