Fade In and Out Using Blend Level: Performance Issues
Sannyasin Brahmanathaswami
brahma at hindu.org
Tue Feb 2 15:34:43 EST 2016
Wow, very helpful.
What it the issue with scripted repeat loops that touch the pixel map of Tablet sized screens? I do notice this slowdown in iPad Mini… but it’s only 1024 X 768… so why is it slower?
BR
On February 1, 2016 at 7:27:12 PM, Scott Rossi (scott at tactilemedia.com<mailto:scott at tactilemedia.com>) wrote:
Are you saying you can't use "dissolve"? It works on iOS, but if you
can't use it on Android, you might have to use a less preferred transition.
In an attempt to keep things snappy in my own stacks, I usually set the
effectRate to 1000 along with dissolve very fast. Most of the time, I
leave acceleratedRendering enabled, but sometimes it's worth trying
disabled. When possible, it can help to limit the effect to a rect.
It probably won't make a difference but you can hide/show an object along
with a visual effect.
hide img 1 with visual effect dissolve very fast
When doing a scripted dissolve with blendLevel, I prefer to sacrifice
smoothness for speed. I usually use 10 steps (10% increments) with a delay
of 0 to 5 millisecs. I never go beyond 20 steps because the effect takes
too long to run.
On tablet size screens, you might be out of luck with a scripted dissolve.
If your image has a resizeQuality greater than "normal", you might try
setting it to normal before doing the fade.
Regards,
Scott Rossi
Creative Director
Tactile Media, UX/UI Design
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