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Preview of X Windows Eye Candy

glenkim writes "Remember Seth Nickell's blog entry about next generation X Window rendering? Well, in case you were wondering what it would look like, he's updated his blog with videos of luminocity, the experimental GNOME window manager, and screenshots of programatically themed widgets." From the post: "The wobbly window effect is mildly addictive. Kristian hasn't gotten much work done since he wrote it. He (and now I) spends all day moving windows around and watching them settle."

10 of 462 comments (clear)

  1. Pleasantly surprised by squiggleslash · · Score: 4, Interesting
    There's some nice ideas in there, and some not so nice ones. The wobbly windows thing looks completely unnecessary (worse still, I get it for free when I try to drag opaque windows on a slow machine ;-), and it's hard to see how it can actually improve usability.

    On the other hand, the similar effect applied to drop down menus did make some sense. It made the menu appearing more obvious and anyone glancing at an unrelated part of the screen and accidentally activating the menu would be more aware of their mistake with this kind of heavily animated approach. It also looked like it wouldn't get in the way, the way it was implemented.

    I also liked the translucent file selector. That's the first time I've seen translucency done in a relevant, useful, manner. Yes, I do want to see the window underneath, damn it! Combined with Apple's "attaching selectors to the window they came from" philosophy, you could have quite a massive improvement in usability.

    It's nice to see some of the techniques developed largely as eye-candy actually find uses where they have functional, not just subjectively aesthetic, justification.

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    1. Re:Pleasantly surprised by vdboor · · Score: 5, Interesting
      The wobbly windows thing looks completely unnecessary [..], and it's hard to see how it can actually improve usability.

      Humans visualize a lot of 3D, so why not your windows? I can image computer-illiterates don't see "windows", just a bunch of 2D buttons and mess at a computer screen.

      Using subtile animation and shadow effects could make computing a lot easier and accessable. It allows users to distinguish between front and back windows much easier. I would certainly welcome these features if they're stable!

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    2. Re:Pleasantly surprised by urbanjunkie · · Score: 3, Interesting

      Improved usability should not be an ultimate goal.

      Usability is just one of the components of the overall user experience, and improving the overall user experience is what really counts.

  2. KDE equivalent? by ttys00 · · Score: 4, Interesting

    For those of us who don't know, is there a KDE equivalent in the pipeline?

    1. Re:KDE equivalent? by IamTheRealMike · · Score: 3, Interesting

      Even more specifically Qt isn't using Cairo, it's using its own equivalent TrollTech are writing from scratch (because they have to own the copyright on all the Qt code for their business model to work). However everything below Cairo and GTK+ is independent of GNOME/GTK+ and will work fine for KDE.

  3. Longhorn by alienfluid · · Score: 4, Interesting

    How does this compare to the upcoming Avalon engine for Longhorn?

  4. nice new features by mrmagos · · Score: 3, Interesting

    Those are some interesting new features, quite innovative actually. However, I would be much more interested in hearing how X is being made smaller and faster. Xserver seems to be a nice continuation of Kdrive since the fork, but it is still lagging behind a full Xorg installation. Most X users are not serving up desktops to thin clients, and only need a full install for things like hardware acceleration and multihead support. I would think a small and fast X would greatly benefit desktop adoption, and if any of you have tried Kdrive on modern equipment, it more than feels snappier, it is.

    --
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  5. Uh Expose? by bogie · · Score: 3, Interesting

    Luminosity is a testbed for technology. It's not meant to show exactly what Gnome 2.12 or X whatever is going to look like.

    You say its not useful but what about something like Expose which many users think is useful? Imagine how boring the early versions of it looked which did nothing interesting or useful? Think outside the box for a minute and realize that by using the technology someone may come up with some new ways of interacting with windows that nobody has ever thought of and turns out to be really useful. Your boring and bloated accusation is way close-minded and short-sighted.

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  6. Combine it with Enlightenment by houghi · · Score: 5, Interesting

    Combine it with the new Enlightenment stuff:
    This one
    This one
    This one
    This one

    So who said that Linux was mainly textbased?

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  7. Why Eye Candy Enhanced Usability by WombatControl · · Score: 5, Interesting

    I know it's fashionable to bash UI eye candy, but there is a reason for it. For instance, the human eye is very good at determining depth. Drop shadows on windows help distinguish one window from another. When I turned on xcompmgr on my Ubuntu box, it was actually quite surprising how much easier it was to determine what windows are where. When you have Anjuta, Firefox, Glade, and a bunch of other applications open, it can be hard to tell what window is here. Drop shadows help create another way of visually distinguishing window placements that can enhance usability.

    Transparency when done right can also help usability. The transparent dialogs here help cement the relationship between a dialog and its parent window. That's why Mac OS X has such great usability - it not only has some visually interesting eye candy, but that eye candy is designed to provide you with a series of visual cues that clue you in on what actions you're performing. The "genie effect" when you minimize a window to the Dock is another example of this - by showing the window move into the Dock you're providing a visual clue that lets you know that you can find that window again in the Dock.

    When done right, eye candy can really enhance usability, and thanks to things like the Damage extension, the Render extension, and the Composite extenstion, Linux usability is getting better.

    And for the record, those who think that eye candy adds excessive processor bloat, my current Linux system is a Duron 600mHz with 256MB of RAM and a GeForce4 MX. Granted, the T&L engine helps a lot in making the UI responsive, but given that xcompmgr and the Composite extension is essentially beta code it's quite shocking how little processing power this sort of thing takes. Now that T&L engines on graphics cards are pretty much standard, it's time that X put that power to use to enhance usability.