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Re: [PATCH] wxWidgets 2.8 under Graphics Abstraction Layer Lib (GAL)
On 12/14/2010 09:38 AM, Lorenzo Marcantonio wrote:
> On Tue, 14 Dec 2010, Dick Hollenbeck wrote:
>> I had a cathartic moment this weekend when the BLIT operations under wxwidgets on
>> linux flunked in the extreme.
>> I don't yet know what the better alternative is yet, just know we need one. For
>> gerbview, cairo and pixman are in my scope, and some research can be put into
>> techiques in gerbv and its graphical foundations, which I think are cairo and pixman.
> In my experience cairo is slower than anything I've seen (maybe even
> a Java2D would be faster).
Well you obviously did not recompile the latest gerbview with the patch that was
discussed Sunday night.
20 seconds to update 12 gerver layers or so, on a super fast computer.
cairo is NOT the slowest. Besides, current testing should speak louder than past
experiences. I don't have an opinion yet on what is best for us. I just KNOW it aint
what we are using.
> Look at gerbv in cairo mode to get an idea.
> pixman looks more promising but I've no experience on it.