Sluggish on Mobile Device

J. Landman Gay jacque at hyperactivesw.com
Sun Jul 30 02:35:10 CEST 2017


Isn't this the "datagrid scrolling" issue we just funded? The layout has 
groups inside a container group.

--
Jacqueline Landman Gay         |     jacque at hyperactivesw.com
HyperActive Software           |     http://www.hyperactivesw.com



On July 29, 2017 6:28:06 PM Mark Waddingham via use-livecode 
<use-livecode at lists.runrev.com> wrote:

> So - quick outline...
>
> Set the layermode of the group to scrolling.
>
> Make sure it is just a bare group - no scrollbars, no border.
>
> Set the layermode of the other controls to static.
>
> Set the acceleratedRendering of the stack to true.
>
> Hopefully that should have some effect.
>
> Warmest Regards,
>
> Mark.
>
> Sent from my iPhone
>
>> On 29 Jul 2017, at 17:59, Dan Friedman via use-livecode 
>> <use-livecode at lists.runrev.com> wrote:
>>
>> I have a stack/card that has:
>>
>> (1) A background that is a high-res image,
>> (2) A group of about 200 groups that form a scrolling list,
>> (3) 2 buttons and another group all with transparencies that live on top of 
>> the scrolling list.
>>
>> On a desktop computer, it’s fine.  But on an actual device (or the 
>> simulator), the scrolling list scrolls REALLY sluggish.  It’s slow, 
>> stutters and is absolutely unacceptable.   I have messed around with the 
>> compositorType and the layerMode of objects -- all without seemingly any 
>> effect.
>>
>> Is there a secret to getting a group on a complex card to scroll cleanly, 
>> or is LiveCode (8.1.5) unable to do this smoothly?
>>
>> Any assistance would be greatly appreciated!
>>
>> -Dan
>>
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