Mipmapping for canvas. Ideas and comments.

[Dmitry Kazakov]

>> krita/image is not a proper place for pyramid as the latter one needs
>> 'monitor profile' to convert paintDevice to QImage. The only solution
>> to leaving pyramid inside image/ is to make it use KisPaintDevice. But
>> paintDevice's tiles are too small for that purpose =)
>>
>> Btw, i'm afraid of that tiles inside pyramid can degrade perfomance, can't
>> they?
> The tiles are not too small at all.
>
> just let one tile on a hight level cover 4 tiles on the level below. voila and
> it will work.
>
> tiles are needed for large pictures anyway

So should i use KisPaintDevice here or write some special, based on
QImage, tile backend?


-- 
Dmitry Kazakov