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Open Source Games

The Liberated Pixel Cup: a Game Making Contest From the CC, FSF, and OpenGameArt 53

Lendrick writes "OpenGameArt.org, the Free Software Foundation, and the Creative Commons are teaming up to bring the Liberated Pixel Cup, a free-as-in-freedom game making contest starting on June 1st and going through July 31st. The contest will be divided into two phases: the first phase will be about adding on to a consistent set of art commissioned specially for the contest, and the second phase, starting on July 1st, will be about building games using the provided art."
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The Liberated Pixel Cup: a Game Making Contest From the CC, FSF, and OpenGameArt

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  • by Anonymous Coward on Wednesday April 11, 2012 @01:49PM (#39646759)
    Gamemaker you nigger lovers!
    • by Anonymous Coward on Wednesday April 11, 2012 @01:54PM (#39646853)

      Your suggestion is bad and you should feel bad!

    • by subanark ( 937286 ) on Wednesday April 11, 2012 @02:00PM (#39646951)

      Your code may only depend on free libraries.
      From the rules:
      Platform: Your code must be able to be compiled and run on a 100% free-as-in-freedom platform. It may not make use of any proprietary libraries or VMs. Just to be clear, we cannot accept games that require any of the following: Flash, Silverlight, XNA, Unity, Windows, MacOS (or OSX), iOS, the official Oracle JVM, or similar. It is perfectly acceptable if your game runs on any of these platforms, but it must also work on an open platform (we strongly recommend making sure that your program run on modern flavors of GNU/Linux, as all of the judges will have access to it).

      Fortunately for me, my code typically doesn't depend on the "official Oracle JVM" (Please no snarky comments about how Java is old/bad/ect... its what I use and I like it).

      • by Anonymous Coward on Wednesday April 11, 2012 @02:16PM (#39647197)

        This makes me wonder what, if any, frameworks or APIs are left. I get that they want the end product to be free, but the reason that those frameworks and the like are used are that they make creating the game so much easier. If they can't use any of the available ones, then this contest will suck: canned artwork so they all look alike and no shortcuts coupled with the short time limit will get in the way of innovation. Oh well, GIGO.

        • Re:Gamemaker (Score:2, Insightful)

          by Anonymous Coward on Wednesday April 11, 2012 @02:20PM (#39647273)

          > ... then this contest will suck ...

          Correction: The games will suck, but the contest will clarify what the 100% free world is missing in terms of game development. I would argue that currently there is a lot of guesswork and misinformation involved; the contest will give more solid data.

        • by h4rr4r ( 612664 ) on Wednesday April 11, 2012 @02:30PM (#39647423)

          There are a few of these frameworks, and APIs. Pygame is the only one I ever played with but if all this contest does is generate interest in such frameworks that would be a success.

        • by HaZardman27 ( 1521119 ) on Wednesday April 11, 2012 @02:44PM (#39647683)
          SDL has binaries for many platforms and is open-source, so I would imagine that will be allowed.
        • by Novus ( 182265 ) on Wednesday April 11, 2012 @06:44PM (#39650639)

          OpenJDK is pretty much GPL 2 (with exceptions to allow applications to have other licenses), so Java should be OK as long as you don't use any Oracle-specific stuff. The blog clarifies that open source OpenGL implementations exist and may be used. Lots of game programming libraries can be found in most Linux distributions (e.g. SDL, ClanLib, PyGame); as far as I can tell they should all be OK.

  • by Anonymous Coward on Wednesday April 11, 2012 @02:00PM (#39646961)

    Considering there's never been a good open-source game, ever, the idea that one would get made in a one-month contest is extremely unlikely.

  • by Anonymous Coward on Wednesday April 11, 2012 @02:05PM (#39647033)

    ... but it already looks like a shitty game.

  • by danwiz ( 538108 ) on Wednesday April 11, 2012 @02:07PM (#39647049)
    Two pixels ... one cup?

    A two-phase art competition?

    >> the first phase will be about adding ...
    >> the second phase ... using


    I'm seeing way too many similarities for comfort.

  • by PrescriptionWarning ( 932687 ) on Wednesday April 11, 2012 @02:12PM (#39647127)
    I can't tell if all submitted art must be fantasy/steampunk based (as they comment in their blog post as their "base theme"), or if thats just their own contribution and others are free to submit whatever themed content they want?
  • by mitzampt ( 2002856 ) on Wednesday April 11, 2012 @02:13PM (#39647141)
    ... when is the release date and where can I buy it from?
  • by Draconi ( 38078 ) on Wednesday April 11, 2012 @02:16PM (#39647203) Homepage

    But I believe the 32x32 tile size is the same for RPG Maker. Regardless, like the contest says, these tiles could work in a variety of genres and its exciting to see more art become available from the community!

  • by Moosader ( 1410323 ) on Wednesday April 11, 2012 @02:18PM (#39647237) Homepage
    It feels almost like the concept of 'Free' has gone to the other side of the spectrum in that it is also very restrictive in how it can be used. I have read through the OpenGameArt FAQ and one example is that- if someone's art they're providing is licensed as GPL, then the code must ALSO be licensed as GPL. At first I thought that possibly the license would only apply to modifying and redistributing just the art itself, but I find the idea that using specific assets dictates how you produce your project to be annoying, at the very least. Now, the idea that making a game also has to run only on 100% free-platform sounds even more asinine. So I think for me, personally, and the developers I hang out with, we'll prefer to go the way of offering and using only CC-0 and CC-by works. I understand the concept of having control and freedom over the devices you use, but at this point in time it also seems like you're doing yourself a great disservice if you restrict yourself to only using FSF-approved software/hardware.
    • by Anonymous Coward on Wednesday April 11, 2012 @02:25PM (#39647355)

      So don't use their free art. Make your own.

      The game does not have to only run on free-platforms, but has to run on them as well. There is no point to a FREE game that requires non-FREE software to run it.

    • by Lendrick ( 314723 ) on Wednesday April 11, 2012 @02:31PM (#39647451) Homepage Journal

      Just want to set the record straight on a couple of things:

      The FSF considers art to be non-functional data that does not trigger the GPL's linking requirement:

      Data that has an aesthetic purpose, rather than a functional one, may be included in a free system distribution as long as its license gives you permission to copy and redistribute, both for commercial and non-commercial purposes. For example, there are some game engines that have been released under the GNU GPL, and have accompanying game information—a world map, game graphics, and so on—released under such a verbatim distribution license. This kind of data can be part of a free system distribution.

      Source: http://www.gnu.org/philosophy/free-system-distribution-guidelines.html [gnu.org]

      Secondly, the art will be dual licensed as CC-BY-SA, so even if you happen to not like the GPL, you need not use the art under that license. Also, while the contest requires your art to be CC-BY-SA and GPL for the sake of consistency, you are also entirely free to license it under a less restrictive license as well.

      Finally, your assertion that the game has to run only on a 100% free platform is false. Your game can run on any platforms you want it to. It's just that those platforms must include a 100% free platform.

      We don't want to restrict what you do with your code and art. However, we do have a set of standards for entry -- as long as those standards are met, you can do anything you want with your work.

      • by Moosader ( 1410323 ) on Wednesday April 11, 2012 @02:39PM (#39647595) Homepage

        Just want to set the record straight on a couple of things:

        The FSF considers art to be non-functional data that does not trigger the GPL's linking requirement:

        Data that has an aesthetic purpose, rather than a functional one, may be included in a free system distribution as long as its license gives you permission to copy and redistribute, both for commercial and non-commercial purposes. For example, there are some game engines that have been released under the GNU GPL, and have accompanying game information—a world map, game graphics, and so on—released under such a verbatim distribution license. This kind of data can be part of a free system distribution.

        Source: http://www.gnu.org/philosophy/free-system-distribution-guidelines.html [gnu.org]

        Secondly, the art will be dual licensed as CC-BY-SA, so even if you happen to not like the GPL, you need not use the art under that license. Also, while the contest requires your art to be CC-BY-SA and GPL for the sake of consistency, you are also entirely free to license it under a less restrictive license as well.

        Finally, your assertion that the game has to run only on a 100% free platform is false. Your game can run on any platforms you want it to. It's just that those platforms must include a 100% free platform.

        We don't want to restrict what you do with your code and art. However, we do have a set of standards for entry -- as long as those standards are met, you can do anything you want with your work.

        I was just referencing someone else's comment that made it sound like it had to be on a 100% free platform. I didn't see a comment it was responding to, so I didn't know if it was out of context. I am glad to find out that the art does not affect your software license; the FAQ page for OGA made it sound like this was the case.

    • by Anonymous Coward on Wednesday April 11, 2012 @02:39PM (#39647589)

      Your complaint can also be extended to the artwork itself, especially since the different CC licenses are not compatible with each other. According to their own FAQ page, if the resulting license is a CC BY-SA, you can only use artwork that is completely your own generation, in the public domain, licensed under the BY or BY-SA (but not BY-NC or BY-NC-SA) license or under another compatible license, in which case you better call your attorney (or the contest calls their's) to make sure it is compatible.

  • by Anonymous Coward on Wednesday April 11, 2012 @02:30PM (#39647429)

    I'm a blender 3d artist, and have worked on blow than a few games.. I was excited about this. Then I saw that it was 2d only..so I'm out.

  • by Anonymous Coward on Wednesday April 11, 2012 @02:35PM (#39647533)

    I was sort of interested in this before reading the rules.

    "Platform: Your code must be able to be compiled and run on a 100% free-as-in-freedom platform. It may not make use of any proprietary libraries or VMs. Just to be clear, we cannot accept games that require any of the following: Flash, Silverlight, XNA, Unity, Windows, MacOS (or OSX), iOS, the official Oracle JVM, or similar. It is perfectly acceptable if your game runs on any of these platforms, but it must also work on an open platform (we strongly recommend making sure that your program run on modern flavors of GNU/Linux, as all of the judges will have access to it)."

    Funny, they don't force the artists to use GIMP over tools they are familiar with. Sometimes people just like using a game competition as an excuse to make a game and not as a platform for some idealogical political crap. Why else would so many people enter into game jams where there aren't even winners? Can we also assume that the judges are savvy enough to compile and install my game on Linux (and it's dependencies)? Can I require them to have working OpenGL even if that means they need to install scary proprietary GL drivers?

    The way these GPL people push their ideals really tick me off sometimes. I've sort of jokingly thought that I should change my open source projects from a BSD license to a modified one that doesn't allow static linking with GPL libraries. Seems fair right? Why shouldn't I also punish developers for using restrictive licenses (such as the GPL).

    • by h4rr4r ( 612664 ) on Wednesday April 11, 2012 @02:42PM (#39647635)

      This is free stuff, you are not losing anything by not using it.

      These are FREE culture folks, why would they host a contest contrary to their beliefs?

    • by X0563511 ( 793323 ) on Wednesday April 11, 2012 @02:47PM (#39647725) Homepage Journal

      Python, SDL, GTK+, OpenJDK etc - you just have to be able to run it on a system without requiring non-free software to be present.

      Here's a good indicator: if you can also run it on a standard debian install, you are probably meeting the requirement.

    • by mmmmbeer ( 107215 ) on Wednesday April 11, 2012 @03:14PM (#39648087)

      They aren't forcing anything on you. They only insist that you don't force things on them.

    • I don't dabble in OpenGL, but I thought the 2D stuff was supported in the open source drivers?

    • by Lendrick ( 314723 ) on Wednesday April 11, 2012 @03:54PM (#39648613) Homepage Journal

      Funny, they don't force the artists to use GIMP over tools they are familiar with. Sometimes people just like using a game competition as an excuse to make a game and not as a platform for some idealogical political crap. Why else would so many people enter into game jams where there aren't even winners?

      As has been stated earlier, it is perfectly fine if your game runs on any of those proprietary platforms listed. It just needs to also run on a free-as-in-freedom platform, since that's the point of the contest. To be clear, it's not about restricting developers, it's about not restricting users. If your game requires a proprietary toolkit such as XNA, you've limited yourself to people who have purchased Windows. If you build your game out of free libraries, as long as you do it correctly, it will run very happily on Windows, Linux, and Macintosh.

      Can we also assume that the judges are savvy enough to compile and install my game on Linux (and it's dependencies)?

      The rules address this question:

      Ease of use: Your game should be easy to compile and run. You won't be disqualified automatically if a judge is unable to run your game, but it will count against you. You are advised to avoid having large numbers of obscure dependencies or requiring bleeding edge (unstable) libraries.

      I think it's pretty clear from that that the judges are willing to compile your game in order to run it, but would appreciate if you stick to relatively common libraries and make sure compilation is a smooth process.

      Can I require them to have working OpenGL even if that means they need to install scary proprietary GL drivers?

      Your tone here is unnecessarily rude. For the record, there are non-proprietary OpenGL drivers that work just fine, so you don't need to worry about OpenGL support.

      The way these GPL people push their ideals really tick me off sometimes. I've sort of jokingly thought that I should change my open source projects from a BSD license to a modified one that doesn't allow static linking with GPL libraries. Seems fair right? Why shouldn't I also punish developers for using restrictive licenses (such as the GPL).

      In the grand scheme of things, allowing contest entries to use any other license (even CC0) in addition to the GPL is a pretty poor way of "pushing" the GPL on people, don't you think? We're requiring it for licensing consistency, because it provides a level of freedom that we deem necessary for the contest. If you wish to grant your users additional freedoms by releasing your code under other licenses in addition to the GPL, that's completely fine.

    • by Anonymous Coward on Wednesday April 11, 2012 @04:46PM (#39649389)

      The way these GPL people push their ideals really tick me off sometimes.

      So if Microsoft held a game competition, you wouldn't participate if they required you to use Windows or .NET? Come on.

  • by tommasorepetti ( 2485820 ) on Wednesday April 11, 2012 @03:50PM (#39648559)
    This could yield something amazing. Even if this round will comply with Richard Stallman's increasingly delusional understanding of free software, the results should be interesting to watch. This competition is unbiased enough also to merit the interest of the conventional video games industry and may be a way for new talent to make itself known. I think more importantly, though, this will again demonstrate the truly open source gaming is a very viable concept.

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