About the lag with panels and zooming.

About the lag with panels and zooming.

I’ve been searching for an explanation of the lag that some panels have when you zoom out. I couldn’t never replicate it consistently, but probably because I was trying with complicated setups.

The steps are so simple!

Empty desktop, add panel, edit panel, zoom out.

That’s all. I think the issue is with the drawing of the layout lines. The more you zoom out the more laggy it becomes until a specific point, when it returns to normal. That point seems to be when the ‘inners lines’ are not drawn. When they disappear the lag disappears too. Until of course you keep zooming out and the ‘main lines’ increase and the lag returns.

I couldn’t replicate this on a folder, no lines are drawn. And strangely I couldn’t in a desktop too. No matter how much I zoom out and no matter how many lines are drawn (side note: if you zoom out a lot the lines disappear).

I’m in the beta, but I’m almost sure it works in the stable release. Can someone test it?

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3 Commentsto About the lag with panels and zooming.

  1. Anonymous says:

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    v12.8.1 has the same lag

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  2. Anonymous says:

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    It may be that the number of crosses drawn is bigger than expected (some may be drawn beyond the screen limit) because it works ok when zooming out a desktop. Without hardware acceleration it would run faster I think. It seems very dependent of the device.

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  3. Anonymous says:

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    After investigation the threshold number of crosses is correctly computed, it is just slow to draw them. Fortunately I found a way to speedup things although it still depends on the underlying hardware. It works good on my device, we’ll see how it works on yours soon.

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