Re: speed of qt terminal

[Daniel J S. <dan...@ie...>]

On 06/26/2015 10:15 PM, sfeam wrote:
> On Friday, 26 June 2015 09:13:03 PM Daniel J Sebald wrote:

[snip]

>> I'm pretty sure my system isn't optimum--based upon what I know from
>> compiling graphics drivers a few months back.  (It's a lot of work
>> because there are a half dozen or more supporting libraries that need to
>> be built until eventually the actual driver can be built.)  There's
>> probably some software rendering along the way and it eventually comes
>> back to X11.
>
> I added a qDebug() statement to the terminal and it tells me:
> Qt graphics platform:  "xcb"
>
> The Qt5 platforms are listed here:
>
> 	http://doc.qt.io/qt-5/qguiapplication.html
>
> but it seems that Qt5 has deprecated the use of an environmental
> variable to select among them.  I hadn't realized there was such
> a large change from Qt4 ->  Qt5,

Yes.  Some people find it difficult migrating from Qt 4 to 5.


> since it didn't require many changes in our code.

gnuplot has always been one of the easier programs to build.

Dan