[Qt-qml] which is faster ? Using javascript or qml only Statemachine through qtcreator's qml designer
vineeth
nvineeth at gmail.com
Wed Jun 1 08:54:37 CEST 2011
See also :
http://doc.qt.nokia.com/4.7-snapshot/qdeclarativeperformance.html
On Wed, Jun 1, 2011 at 11:38 AM, Pelle Johnsen <pelle.johnsen at gmail.com>wrote:
> Although I haven't tested your specific scenario, what I've found with
> regards to QML performance on embedded devices for our project is, that it
> takes time to instantiate the QML instance hierarchy. So if you have a
> choice between creating a lot of QML Items (where maybe only a few are
> visible at once), it may give you better performance using JavaScript to
> handle the dynamics.
>
> -Pelle
>
> On Wed, Jun 1, 2011 at 4:01 AM, 조성욱 <csi00700 at gmail.com> wrote:
>
>>
>> hello !
>>
>> I have ever worked about ui using qml. it was consist of many number
>> image.
>>
>> so I first worked for it using many "switch case and if else " but it was
>> not easy to fit a position and size like ui guide. in fact i tried to make a
>> short code. (it took a long time)
>>
>> second, i tried to use a qtcreator's qml designer. it is very easy. It
>> generates many states. but code length is very long.
>>
>> so I wonder which faster is. qml's code length doesn't care its speed ?
>>
>> although long length code, I couldn't feel its speed down. but problem is
>> when running on low speed embedded platform.
>>
>> how about you ? is there anybody who have tested this ?
>>
>> Anyway Making a ui using a hand is very difficult.
>>
>> good luck .
>>
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>> _______________________________________________
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>> Qt-qml at qt.nokia.com
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>>
>>
>
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