(oops - meant to go to the list - also sorry about the multiple copies, Bob)


That's too bad. Are there plans to eventually have this work the way I'm 
wanting?

Would I be correct that if I open a support case, it will just be counted as an 
RFE rather than actual bug?


-Jon

----- Original Message -----
From: "Bob Doolittle" <[email protected]>
To: "SunRay-Users mailing list" <[email protected]>
Cc: "Jonathan C. Bailey" <[email protected]>
Sent: Thursday, May 12, 2011 3:18:11 PM
Subject: Re: [SunRay-Users] Xrandr rotation - slowness

Rotation was originally done to satisfy customers doing signage who didn't care 
about high performance.

Here's a response from the engineer who worked on this:

> I'm not on the list, I'll let you respond. Yes, it is
> expected behavior. Anything other than normal,
> side by side, non-rotated Outputs will result in
> a shadow framebuffer being used, and all rendering
> optimizations disabled. Even on the non-rotated
> Output, as dual-monitor DTU's look like a single
> framebuffer to Xnewt.

-Bob


On 05/12/11 12:55 PM, Jonathan C. Bailey wrote:
> Hello,
>
> I'm currently playing with the Xrandr rotation features in SRS 5.2 and have 
> run into a performance issue. Here's my configuration:
>
> Sun Ray 2FS
>    DVI1 = 1680x1050 LCD
>    DVI2 = 1680x1050 LCD
>
> What I'm trying to do is rotate the LCD on DVI2 to the left and keep DVI1 
> normal. I issue:
>
> /opt/SUNWut/bin/xrandr --output DVI2 --rotate left
>
> ..and the monitor rotates. Only issue is that performance on both monitors is 
> SLOW (choppy, etc). Rotating DVI2 back to normal results in good performance.
>
> Anyone have an idea what is going on? Is this something that should be 
> working the way I expect?
>
> -Jon
> _______________________________________________
> SunRay-Users mailing list
> [email protected]
> http://www.filibeto.org/mailman/listinfo/sunray-users

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