 | | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) Ah, that explains my mysteriously low load time. I did the measurement on the 2nd try. So, I'd say anything drawing in the fps range is certainly getting some benefit from the opengl acceleration. Don (20 years ago, 18-May-04, to lugnet.cad.dev.mac)
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| | Re: library license
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(...) Would it simplify things for part authors who don't care about the license to declare their parts to be public domain? Because I really don't want to be bothered wrestling over a license for the handful of files I had anything to do with. Don (20 years ago, 18-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: library license
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(...) The only blurry point I see with those is the clause: "Any of these conditions can be waived if you get permission from the author." Who is the author of the parts library? ROSCO (20 years ago, 18-May-04, to lugnet.cad.dev.org.ldraw, FTX)
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| | Re: library license
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(...) Good point. Both of them are fine with me. I think I prefer the Attribution-ShareAlike license, if I have to make a choice between the two. It seems like if would be a good idea, if the parts library maintainers set up a poll among the parts (...) (20 years ago, 18-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) Well, for what it's worth, here are my numbers on a P4 2.4GHz, ATI 9700 Pro 128MB: Load: 3437 ms Draw: 1907 ms It's worth noting that if I load the file a second time, the load portion drops to 313 ms, so the only way to be sure that disk (...) (20 years ago, 18-May-04, to lugnet.cad.dev.mac)
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| | Re: library license
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(...) I know the license has been discussed for a long time, but to add my two cents; I'd really like to see the parts library use a Creative Commons license, specifically the Attibution-ShareAlike license ((URL)) or the plain old Attribution (...) (20 years ago, 18-May-04, to lugnet.cad.dev.org.ldraw, FTX)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) Maybe you're running into one of those weird oddities of the Apple opengl drivers. For example rendering to the GL_FRONT buffer really renders to a hidden back buffer. There are times where this setup causes you to use triple buffering, which (...) (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) Travis, Generally I have to agree with you: According to the Apple literature non-OpenGL aware graphics cars (such as the Rage128) gain significant benefit from vertex arrays but with OpenGL aware graphic cards (such as the 9000Pro ) this (...) (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: library license
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(...) The initial step is to transfer these parts file to a special pool which continues to be distributed under the existing (but rather muddy) conditions that the parts library until now has been distributed under. Second, somebody (responsible (...) (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) On my laptop with a Pentium-M 1.4GHz, 512MB RAM, ATI Mobility Radeon 9000: Timing: Load: 3325 ms Draw: 3164 ms On my desktop with a P4 3Ghz, 1GB DDR400 RAM, ATI Radeon 9800 Pro 128MB: Timing: Load: 2062 ms Draw: 1204 ms -Orion (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) Since we seem to be talking about performance measurements, what do you think about comparing the the current yardstick: l3lab? On my fairly old 500Mhz PC with a TNT video card l3lab prints this for stats. Timing: Load: 1222 ms Draw: 8442 ms (...) (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: library license
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(...) Do you have thoughts on how to deal with parts whose authors have been out of touch, and are unreachable? Any idea how many parts that affects, if say, we can't reach them and get them to agree to the license? -Tim (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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One thing I've forgotten to mention in my previous replies is that it's really unfair to compare the performance of an editor (MBC) with a viewer (LDView), even if both are running on the same machine. A viewer doesn't have to worry about adding, (...) (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) Your expectation is certainly justified. I don't know what the driver architecture is on the Mac, but I suspect that the video hardware manufacturers are responsible for the OpenGL implementation for their own hardware, just like on the PC. If (...) (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) I have a few comments--based on my experience writing LDView--that I think could improve your load performance. First of all, I believe what you are saying above (and a little later in your post) is that you only cache complete bricks. If this (...) (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: Shortname and major focus of SteerCo (was Re: Steering Committee results
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(...) Yes it's deffinately there, I must have misread the page. I've tracked down the quote that was was looking for too :) "With LDraw-dot-org going more and more formal making sure that our hobby doesn't get ruled too much.", Willy Tschager. Peter (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Shortname and major focus of SteerCo (was Re: Steering Committee results
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(...) I removed the artilce form the front page as it is no longer needed. You can, however, access all the news articles via the News Archive link (you may have to click the See All link to get to the really old articles). -Orion (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Shortname and major focus of SteerCo (was Re: Steering Committee results
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In lugnet.cad.dev.org.ldraw, Peter Howkins wrote: More on the rest of this later. (probably in a separate thread which focuses on the license issue) (...) I'm not sure what you mean. I just checked and the candidate summary article (290) is still (...) (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Shortname and major focus of SteerCo (was Re: Steering Committee results
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(...) Glad to hear there was a fast decision :) and you right it's not a big deal, it's just I hate the idea that stuff like this would take up lots of time. (...) The only issue I can see with PD is that the part authors might object to someone (...) (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: library license
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(...) I think Steve Bliss already has prepared something very similar to the zlib license. It should basically just be a matter of getting all the contributors to agree on it. Jacob (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) I'm aware of this and you'll find that when you save and re-open the file, MBC will have truncated these very small numbers to 0, this code should however one day be incorporated into the rotation routines. Andrew... (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) Yes, When loading I make a list of all the unique bricks in the model (colour and type) these are then cached as OpenGL lists of so when drawing, I then just call the various OpenGL lists. For the imperial star destroyer, this means even a (...) (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | library license
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(...) I'd also recommend Public Domain, or something really short and simple such as the zlib license. Do you think it does enough to encourage contributions back into the original library? The zlib/libpng License Copyright (c) <year> <copyright (...) (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Shortname and major focus of SteerCo (was Re: Steering Committee results
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(...) - We chose SteerCo as the short form, but we didn't think it was such a huge topic that it warranted a special announcement, so we didn't make a special announcement about it. (...) - We are focused on licensing as the first major task after (...) (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Steering Committee results
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(...) Whatever it's called could it be called something quickly, before you reinforce every bad opinion I have about decisions made by committee. You have more important things to sort out such as a parts library license. My opinion is they should (...) (20 years ago, 17-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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Just out of curiosity, do you cache pieces once they have been loaded, so they only get loaded once? If not, you can speed things up rather enormously by doing so. --Travis Cobbs (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: Mac Brick CAD and the Imerial Star Destroyer
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(...) Thanks for the MBC update! PowerBook G4, 400MHz, 512MB RAM, IBM TravelStar 40GN 40GB HD (4200 RPM), OS X 10.3.3 (build 7F44), 8MB Rage128. I don't have the .mpd extension mapped to MBC, so I dropped the Star Destroyer MPD on the MBC app. Timed (...) (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Mac Brick CAD and the Imerial Star Destroyer
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Following the comments by James with Orion Pobursky's version of 10030 (Imperial Star Destroyer), I took a look at the file. In it's original form there was 3 problems: 1. MBC is case sensitive when referencing sub-models (don't know if this is good (...) (20 years ago, 17-May-04, to lugnet.cad.dev.mac)
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| | Re: Steering Committee results
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(...) I'd rather not too. I do however recall back when the LSC was forming (or had formed?) Steve Bliss mentioned to me it was better to call it the 'Language Standards Committee' instead of 'LDraw.org Standards Committee.' IIRC, at the time I (...) (20 years ago, 15-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Steering Committee results
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(...) Me too. And Travis, thanks for taking the time to do some thinking about who ought to be nominated and getting all those nominations in early... (...) Good question. Here's my personal view (and only that, for now)... I like "SteerCo" for the (...) (20 years ago, 15-May-04, to lugnet.cad.dev.org.ldraw)
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| | Re: Steering Committee results
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(...) I'd like to add my own congratulations to the new committee members. I do have one question, though (only half tongue-in-cheek). Are we going to stop calling the (pre-existing) LDraw Standards Committee the LSC in order to avoid confusion with (...) (20 years ago, 15-May-04, to lugnet.cad.dev.org.ldraw)
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| | LDraw.org Ad-Hoc Organizing Committee - Wrap-Up and Thank You
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The LDraw.org Ad-Hoc Organizing Committee (4+1) would like to take the time to publicly wrap up its duties as the provisional authority for LDraw.org with a few words. First, a big thank-you to everyone who helped in the organizing process. We thank (...) (20 years ago, 14-May-04, to lugnet.announce, lugnet.org, lugnet.cad.dev.org.ldraw, FTX)
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| | Steering Committee results
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All: The winners of the LDraw Steering Committee Election are (in alphabetical order by last name): Kevin L. Clague Tim Courtney* Chris Dee Larry Pieniazek Orion Pobursky A total of 86 votes were cast. I did not cast a vote in this election. (...) (20 years ago, 14-May-04, to lugnet.cad.dev.org.ldraw, lugnet.announce, lugnet.org) !!
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| | Re: Question about Java3D
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(...) Orion, There is a Java3D developer installer for Mac OS X, so it isn't available to the public yet. My guess is that it will be in Mac OS X 10.4, which hasn't really been announced yet, other than the announcement that it will be demoed at the (...) (20 years ago, 13-May-04, to lugnet.cad.dev)
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| | Re: Question about Java3D
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(...) Thanks for the insight Kyle. Here's my next question... I'm not looking to buy a Java IDE (I've already purchased Delphi and Visual Studio in the last year) so I went looking for a good, free IDE. I've found 2 that seem to be in wide use: (...) (20 years ago, 13-May-04, to lugnet.cad.dev)
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| | Re: Question about Java3D
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(...) Oh I should add, that while I haven't run my program on MacOS X, I have run the exact same code on Solaris, Linux, and Windows, and It was really impressive how it just worked. I didn't even have to recompile. :) -Kyle (20 years ago, 13-May-04, to lugnet.cad.dev)
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| | Re: Question about Java3D
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(...) Hi Orion. I've been lurking here awhile and I've seen the stuff you've done for LDraw. I'm glad I can finally answer a question or two. While I do work for Sun, I don't work in the group that does Java3D, however I do know some of the (...) (20 years ago, 13-May-04, to lugnet.cad.dev)
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| | Re: Question about Java3D
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(...) I'm going to try to learn Java3D regardless of portability if for no other reason than to do something new. I already have a fair working knowledge of OpenGL, I'm trying to expand my horizons. This is why I asked if there was anyone who has (...) (20 years ago, 13-May-04, to lugnet.cad.dev)
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| | Re: Question about Java3D
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(...) Read this. (URL) you want to consider using OpenGL instead since many implementations of java 3D are built on top of OpenGL. You can take any new OpenGL skills you learn with you to other languages. Don (20 years ago, 12-May-04, to lugnet.cad.dev)
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| | Question about Java3D
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I'm considering learning Java and the Java3D API. The only official distros for Java3D I can find are for Windows and Solaris. My question is does anyone know how portable the Java3D extension is? Dos anyone have any experience with Java3D in a (...) (20 years ago, 12-May-04, to lugnet.cad.dev)
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