On Wed, 15 Mar 2017 10:56:32 +0000 John_82 <john...@tiscali.co.uk> wrote:
> On Wed, 15 Mar 2017 09:39:58 +0100 > René J.V. Bertin <rjvber...@gmail.com> wrote: > > > On Wednesday March 15 2017 06:13:22 Duncan wrote: > > > > >That's easily togglable (and strength configurable when it's on) as kwin's > > >wobbly-windows effect. Plasma system settings, Workspace, Desktop > > >Behavior, Desktop Effects. There's a big list broken into categories. > > >In the Appearance category, uncheck or hit the reconfigure icon for > > >Wobbly Windows, and you can turn it off entirely (uncheck) or reduce/ > > >increase the wobbliness (configure). > > > > That's presuming the OP has the effect enabled in the first place. What he > > describes can also be the result of a particularly bad video configuration > > where the software draws much faster than the hardware can follow. > > First things to check are if you're using the best drawing method the > > hardware can support; XRender/Native for anything that doesn't support > > OpenGL properly, OpenGL/Raster for hardware that does. That's probably in > > the compositor settings with Plasma5. Then you have to experiment with > > tearing prevention. I never tried to figure out the exact meaning of the > > different options but basically it means you start a screen content update > > when the monitor is about to start its own refresh (on old CRTs that would > > be when the electron beam was about to go back to the top-left screen > > corner). > > If your screen has a refresh rate of 50ms or better (20 frames/sec or more) > > you shouldn't notice any issues with moving, resizing etc (fast and/or very > > fine-grained animations may suffer but those are candy anyway). > > > > If you like to see window geometry displayed when moving windows, use the > > desktop effect and not the option in the KWin/Moving settings (and > > certainly not both). > > > > Finally, glitches like the OP describes can probably be attenuated by > > making window contents transparent while moving. That's a desktop option > > that also works with the XRender backend, and a very useful one (an almost > > perfect marriage between moving the window frame only as I usually prefer, > > and solid/opaque moves). > > > > R. > Thanks. Interesting. I changed the compositor speed to one mark off instant > and the edges track. For me that option is in monitor in kde "system" > settings. It was set mid way. > > They tracked better when I activate wobble to see what would happen. That > area looks a bit clunky though. I tried zeroing all of it's settings. Made > things worse. The original setting tracked and wobbled very well. Reseting to > defaults wouldn't get that back. It did restore the advanced setting and but > not the normal ones. Playing with those by hand didn't achieve anything. No > more good wobbles - not that I want them. > > > John > - Not fixed after all. The edges track while the compositor adjustment panel is open after a change is applied - or at least a lot lot better but go back to how it was onces it's closed. There are a lot of combinations that could be set but this applies to any I have tried. Some come with warnings about performance so gave those a miss. John -
