[OpenSCAD] Severe lag when rotating model in viewing area
oz.at.michael at gmail.com
Wed Oct 12 19:07:44 EDT 2016
Hi, welcome to the forum. Your post is still flagged as "This post has NOT
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I have quoted it below for others to see.
Intel video has been problematic.
Until someone with more direct Intel based experience replies, try setting
Tho I think that has more an effect on the graphics looking wrong, but you
Oh, and posting the content of Help/Library-info will probably help.
> I've been running the older version of OpenSCAD that came with Ubunti
> 14.04 on an OLDER (10 years old) laptop, and have just switched to Ubuntu
> 16.04 on a "newer" laptop. I was not experiencing this problem before.
> When I try to drag and rotate an object, there is severe lag in the
> graphical redraw. On the magnitude of taking 5 seconds to rotate 5
> degrees. and precessing from there, refreshing a new rotation every few
> seconds until it finally catches up with me 30+ seconds later.
> My current setup is:
> Ubuntu (Lubuntu) 16.04
> OpenSCAD 2015.03-1 (the Ubuntu package
> Sony Vaio laptop with
> Intel Corporation Mobile 4 Series Chipset Integrated Graphics
> Controller [8086:2a42] (rev 07)
> I have looked into the video card, and from what I've found, this should
> use the i915 driver. Intel releases drivers for this card, and the latest
> version (from this spring) is listed on Intel's site as included in Ubuntu
> Can someone point me in a direction I can go to try to resolve this
> I really don't think I should be having a worse experience on new system
> with a faster processor, more RAM and a never version of openscad.
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