[Pharo-users] Creation form from PNG file very slow on Pharo 4 and 5

Denis Kudriashov dionisiydk at gmail.com
Sat Jan 16 09:05:30 EST 2016


Hi.

I am not understand why you need to load images on startup? Why you not
save pharo image with preloaded png files?
With that case you will get immediate startup with ready to use forms.

Best regards,
Denis
16 янв. 2016 г. 14:50 пользователь "Dimitris Chloupis" <
kilon.alios at gmail.com> написал:

> sorry but thats plain horrible performance wise and those images are
> needed as soon as the gui is opened. So there can be no lazy loading for
> them. The total size for all the 60 images is 530kbs . What would happen if
> I did some serious animations of 10s of mbs , I will have to go to buy a
> coffee to get my GUI opened :D
>
> On Sat, Jan 16, 2016 at 3:41 PM Nicolai Hess <nicolaihess at gmail.com>
> wrote:
>
>>
>>
>> 2016-01-16 13:50 GMT+01:00 Dimitris Chloupis <kilon.alios at gmail.com>:
>>
>>> Seems that creating forms and morph from pngs is super slow
>>>
>>> opened bug report
>>>
>>>
>>> https://pharo.fogbugz.com/f/cases/17403/Creating-Forms-from-PNGs-is-very-slow
>>>
>>>
>> your are loading 0-59 images in one turn. this takes ~ 1000 ms. Thats not
>> bad.
>>
>> How about loading them only on demand? This may cut down the start up
>> time:
>>
>> attache a small change for get and put the images into a dictionary and
>> only load new
>> "xx seconds-image" when it is used for the  first time.
>>
>> - > [ChronosManager open] timeToRun
>>  "0:00:00:00.626"
>>
>
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