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List:       kde-kimageshop
Subject:    Re: Krita's rendering model
From:       Adrian Page <adrian () pagenet ! plus ! com>
Date:       2005-09-15 14:48:56
Message-ID: 432989D8.3030404 () pagenet ! plus ! com
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Boudewijn Rempt wrote:
> On Thursday 15 September 2005 14:45, Boudewijn Rempt wrote:
> 
>>On Thursday 15 September 2005 14:41, Boudewijn Rempt wrote:
>>
>>>Good idea! A sort of expiring cache for rects with the exposure parameter
>>>added, that should work very well.
>>
>>Oh, and what I forgot about: we already have something very close to a full
>>cache of the image, namely the projection layer. But I remember I was
>>thinking that we could, maybe, do without that being around at all times.
> 
> 
> And every view has something that looks suspiciously like a fully rendered 
> cache of the image, too: m_canvasPixmap. But I may be mistaken here -- who 
> knows?

The m_canvasPixmap just caches the canvas widget contents so that it 
doesn't have to do any re-rendering when parts of the canvas are hidden 
then exposed.

Adrian
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