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screen tearing when moving zoomed picture

Posted: Tue Nov 17, 2020 8:53 am
by wapi
hello,

i am trying to use XnViewMP-win-x64 0.97.1 on Win10 20H2 (19042.630).
i have nvidia maxwell card with latest drivers, and all other graphics apps work fine.

if i zoom in on a picture, and then use mouse to move it left or right i see screen tearing.
it is exactly as if playing a computer game with V-sync disabled.
is that a bug, or is there a setting to fix it?

i tried with 4k-8k images displayed at 30%+ zoom on 1080p monitor.
i don't have such problem in Windows Photos or Windows Photo Viewer.

at zoom levels below 30% this seems to manifest as a 'rubberbanding' effect -
image follows mouse as if on a longer elastic leash, with inertia.

Re: screen tearing when moving zoomed picture

Posted: Wed Nov 18, 2020 9:05 am
by xnview
is it possible to make a screencast?