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Question by areavisuale · Jun 05, 2018 at 04:07 PM · androidscrollview

ScrollRect swipe not smooth on Android

I'm trying to figure out why when I try a vertical scroll panel on Editor works great and when I try it on Android devices I encounter this behavior:


I have a long panel to scroll, so I swipe my fingers multiple times to go to the bottom. On Android devices everytime my finger touch the screen the scroll is interrupted and it restarts to scroll when i swipe. I havent' tested on iOS but in Editor works correctly, and I see a smooth transition.


It seems a problem with the dragthreshold, but I tried to lower it without results. Seems that the phone understand my swipe as "tap"...


This is the problem in a video: (my Unity App)

link:My Problem


And this is the behavior that I wanted:

link:What I want


It's not a performance problem, the app runs at 60fps also when I scroll. My Hierarchy consists in:


Scroll View

  • Elastic - Elasticity 0.1, Inertia ON, Deceleration 0.2, Scroll Sensitivity 5

  • Components: RectTransform, Scroll Rect, Rect Mask 2D


-> ContentPanel Components: RectTransform (pivot 0.5,1), Content Size Fitter (Unconstrained, Min Size), Vertical Layout Group (Child force expand Height)


->-> Various Texts Components: RectTransform (pivot 0.5,1), Text, (Unconstrained, Preferred Size).


Nobody with an idea?

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avatar image frederic_unity363 · Apr 16, 2019 at 03:19 AM 0
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Hey did you find a solution finally? Having the same problem with Android and iOS. But Android handles the Scroll Panel worse, in general ...

avatar image areavisuale · Apr 16, 2019 at 07:56 AM 0
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Nope, the problem is still here. I updated the links of my video, I don't know why they were broken

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