Animation Engine: speed tips

[David Bovill]

That's inspired me :)

I think it may be possible to do what I want in Livecode - which would be
great. Thanks Alex and Bernd :)

On Thu, 2 Jul 2020 at 20:36, Alex Tweedly via use-livecode <
use-livecode at lists.runrev.com> wrote:

>
> On 01/07/2020 02:52, J. Landman Gay via use-livecode wrote:
> > Did you use acceleratedRendering? Set it to true and set the layermode
> > of each moving object to dynamic. I'd be curious to see if there's a
> > difference.
> >
> >
> Hadn't  tried those until now. There is a difference - but not the kind
> I'd hoped for :-)
>
> Full script is below with detailed time, but the summary is:
> - acceleratedRendering made things much worse (50% to 90% slower)
> - dynamic layerMode made things a little bit better (5% to 15%).
>
> If the circle was moving over a plain background, improvement was only
> 5%-ish, while if moving over multiple other shapes, it gave a better
> improvement.
>
> Here's the full snippet of the script involved (other cases obvious :-)
>
> >   set the acceleratedRendering of this stack to false
> >    set the layermode of grc "g1" to "static"
> >
> >    repeat 3 times
> >       put 100,400 into tmp
> >       put the millisecs into tim1
> >       repeat 100 times
> >          add 1 to item 1 of tmp
> >          set the loc of grc "g1" to tmp
> >          wait 0 with messages
> >       end repeat
> >       put the acceleratedRendering of this stack && \
> >             the layermode of grc "g1" \
> >             && the millisecs-tim1 &CR after gLog
> >    end repeat
> >    put CR after gLog
>
> Here are the times for each of the cases, moving 100 times
>
> false static 192
> false static 154
> false static 155
>
> true static 285
> true static 332
> true static 249
>
> true dynamic 265
> true dynamic 255
> true dynamic 309
>
> false dynamic 131
> false dynamic 134
> false dynamic 149
>
> Alex.
>
>
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