 | | Re: Will LMPL be Simulation-approach or Usage-approach ?
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DG> Do not forget to download Spiderbot.dat (in lugnet.cad.models) It came automatically via e-mail. :) DG> We embody two different well-known approaches. Both of LCD and LMPL embody these two approaches. DG> First : the Simulation approach. DG> And (...) (24 years ago, 27-Feb-02, to lugnet.cad.dev.lcd)
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| | Re[4]: I have read the article about LCD
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Hi Damien! DG> Now you speak about layers. DG> That is precisely what I called "multiple syntax levels". DG> Software layers are known to be very bad for software engineering and design DG> in general. I don't think so. What about object oriented (...) (24 years ago, 27-Feb-02, to lugnet.cad.dev.lcd)
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| | Will LMPL be Simulation-approach or Usage-approach ?
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Hi Láng Attila D. Hi Kiss Attila Csongor, Do not forget to download Spiderbot.dat (in lugnet.cad.models) The debate becomes VERY interesting. We embody two different well-known approaches. First : the Simulation approach. Things are nothing but (...) (24 years ago, 26-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: Re[2]: I have read the article about LCD
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(...) Hello Láng Attila D. Hello Kiss Attila Csongor, Now you speak about layers. That is precisely what I called "multiple syntax levels". Software layers are known to be very bad for software engineering and design in general. On the contrary, ALM (...) (24 years ago, 26-Feb-02, to lugnet.cad.dev.lcd)
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| | Re[2]: I have read the article about LCD
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Hi all, hello Damien! DG> This thread is not very frequented now. DG> May be because the debate has to become much more technical. Yes, there is not so many traffic here nowadays. We knew this will be a long project because it's a big project with (...) (24 years ago, 26-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: I have read the article about LCD
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Hello Láng Attila D. and Hello Kiss Attila Csongor, This thread is not very frequented now. May be because the debate has to become much more technical. (...) I mean if LMPL is not sufficient, we are in danger to either add more and more syntax (...) (24 years ago, 25-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: I have read the article about LCD
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(...) What are you meaning by multiple syntax levels, Damien? (...) Let me report that LMPL is almost ready. It is going to be published soon. (...) LMPL contains these in theory. (...) Of course we should. (...) Well, this seems to be usable. In (...) (24 years ago, 25-Feb-02, to lugnet.cad.dev.lcd)
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| | I have read the article about LCD
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I have read the article about LCD. The primary usage of an LCad library is to provide many quality virtual parts. So the future of LDraw library is more and better parts. The primary usage of an LCad tool is to select and position virtual parts. So (...) (24 years ago, 24-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: Re[2]: Movement and friction
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(...) I agree. Although I called it friction, I didn't mean the true physical property. It seems to me that the difference between grey pins and black pins is structural in nature: they are different connectors from a builder's point of view. I (...) (24 years ago, 12-Feb-02, to lugnet.cad.dev.lcd)
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| | Re[2]: Movement and friction
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Earlier on Mon, 28 Jan 2002 23:28:01 GMT on lugnet.cad.dev Ross Crawford<rcrawford@csi.com> wrote: ---...--- RC> I can see one limitation - the fact that technic axles are actually RC> significantly smaller than the holes in the bricks (round holes, (...) (24 years ago, 12-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: Movement and friction
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I haven't commented substantially on LCD, so maybe I should. I am contemplating an algorithm that will find all of the possible stud-insertion points on a part. The obvious way to do this is to recognize the tube or enclosing box with their (...) (24 years ago, 11-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: Movement and friction
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(...) I think it probably is. The situations I'm thinking about are: 1. axles in technic bricks, which fit your "no friction" model; 2. the light grey low-friction pins, which could also fit the "no friction" model (with regard rotation); 3. the (...) (24 years ago, 11-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: Movement and friction
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(...) I think it probably is. The situations I'm thinking about are: 1. axles in technic bricks, which fit your "no friction" model; 2. the light grey low-friction pins, which could also fit the "no friction" model (with regard rotation); 3. the (...) (24 years ago, 11-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: Movement and friction
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(...) Welcome in my brain, Barney: I was writing about gravity and inertia in this very hour. The approach you describe may be usable, but as for myself, I'm talking in the LMPL proposal about a tensile strength instead. I see some difference. (...) (24 years ago, 11-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: Movement and friction
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I was thinking of friction as a simple on/off property: connections with friction only move during construction, whereas connections without are free to move under gravity or inertia or other forces during animation of the final model. Is this too (...) (24 years ago, 11-Feb-02, to lugnet.cad.dev.lcd)
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| | Re: Movement and friction
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(...) For the time being, Barney, the problem is that if we will have a database at all. Lugnet.CAD.Dev was very enthusiastic when we presented the idea. All wonders endure three days, this was the very example, after the three days came silence. (...) (24 years ago, 11-Feb-02, to lugnet.cad.dev.lcd)
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| | Movement and friction
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Perhaps I should say that my interest in this is that I am involved in the project on the next-door website to develop an LDraw program for MacOS X, and I think connections should be built in from the start. I had a look at the LCD page on the LDraw (...) (24 years ago, 11-Feb-02, to lugnet.cad.dev.lcd)
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| | Call for Developer Discussion
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Hey everyone! It was a lot of fun casually chatting about the needs and the potential of the LCD. Now its time to get down in the dirt and see it become a reality. KACS and LAD have put a TON of energy and effort into this, and it seems to be a (...) (24 years ago, 11-Feb-02, to lugnet.cad.dev.lcd)
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| | LCD -- Calling for work
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(...) OK, ladies, gentlemen and minifigs, so everybody is agreeing it is a good idea, what is more, it is already a group of good ideas, including LCD itself (by the way, LCD could stand for Lugnet.Cad.Dev, too! :) and the LMPL language, and so on. (...) (24 years ago, 9-Feb-02, to lugnet.cad.dev.lcd)
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| | Two new CAD development newsgroups: LCD (LEGO Connection Database) and Macintosh
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Two new CAD (Computer Aided Design) software development newsgroups have just been created for the discussion of new CAD software projects. CHARTER/PURPOSE ===...=== -> lugnet.cad.dev.lcd (group): LDraw Connection Database forum: in-depth technical (...) (24 years ago, 8-Feb-02, to lugnet.announce, lugnet.admin.nntp, lugnet.cad, lugnet.cad.dev, lugnet.cad.dev.lcd, lugnet.cad.dev.mac)
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