I tried it.

SH3D seems to work correctly but in the terminal appeared this message.

WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by javax.media.j3d.JoglPipeline (file:/home/user/SweetHome3D/SweetHome3D-6.6.jar) to method sun.awt.AppContext ...

How i can run the Jar executable version with this options?

-Dcom.eteks.sweethome3d.resolutionScale=1.3 -Dswing.defaultlaf=javax.swing.plaf.metal.MetalLookAndFeel -Dswing.plaf.metal.controlFont=Arial-Bold-13 -Dswing.plaf.metal.userFont=Arial-Bold-13 -Dswing.plaf.metal.systemFont=Arial-Bold-13 ...

I found that if in preferences disable the grid option there is a very big improvement in 2D and Visitor Views.

I have the same problem

3D view is very good but 2D and visitor views are slow

I found that if in preferences disable the grid option there is a very big improvement.

Thank for the replay [:)]

I tried the jar executable version, i have the same performance.

And if i install previous java on my system the furniture icons using top view will start to appear wrong again.

So, i have no other choice.

I am going to use the last 6.6 edition.

Slow 2D view, slow ...

Hello
Just found this excellent software. Very good work.

In my system any version after 5,1 are slow, on 2D and 3D view. Takes 1 second to redraw.

My Computer:
Operating system: MX Linux 19,4 (Debian GNU/Linux 10 (buster))
CPU: Intel Core i5 750 2,67Ghz, 4 cores, 4 threads
RAM: 4 GB
Graphics ...