[Interest] Qt3D memory leaks
Igor Mironchik
igor.mironchik at gmail.com
Fri Apr 14 08:41:34 CEST 2017
Hi,
More data (in MB):
1. 136.1
2. 143.5 (+7.4)
3. 145.9 (+2.4)
4. 147.2 (+1.3)
5. 150.1 (+2.9)
6. 152.3 (+2.2)
7. 152.0 (-0.3)
8. 154.7 (+2.7)
I guess that small memory leaks still exist.
P.S. 5 years tree has 341 branches and 512 leafs. All of them I delete
on restart of tree (I checked it).
14.04.2017 8:13, Igor Mironchik пишет:
> Hi,
>
>
> 13.04.2017 22:20, Igor Mironchik пишет:
>> Hi,
>>
>>> The entity takes ownership of any components that are parentless
>>> when added. This is done using the usual QObject ownership mechanism
>>> so the components will be deleted by the entity when it is being
>>> destroyed just like any other QObject parent. There may be a leaks
>>> elsewhere but I don't think this is it. There were some leaks
>>> related to VAOs fixed around the time of the 5.8.0 release. I can't
>>> recall if they made it into 5.8.0 or not off the top of my head.
>>> Please try with a build from the 5.9 branch in git.
>>
>> I will try to build Qt 5.9 and check 3Dtree with it.
>>
>> And sorry guys for the noise... :)
>
> I checked with Qt 5.9 Beta. The situation is much more better.
>
> First tree - 132,9 MB.
>
> Second tree - 141,5 MB.
>
> Third tree - 144,1 MB.
>
> Now probably there are no memory leaks, maybe it's a fragmentation,
> but maybe there are still small leaks. I don't know.
>
> Measurements done on Windows.
>
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