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 CAD / Development / *4335 (-40)
  Re: What would you want in a new LEGO(R) CAD System?
 
(...) But that's true of any Lego(R) CAD Package with effort! I think they might also have wanted to protect their investment in Creator, It is clear(in thier eyes?) that Block CAD,L-Draw etc do not come close to Creator in reasonable terms. The (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: stl2dat : a new conversion utility tool
 
(...) You've got that right! (...) I use CAD all day. I wish could model some of the more complex LEGO parts, since they would be easy to make in CAD and then convert them to LDraw. My only concern would be using LDraw primatives. Would the (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  stl2dat : a new conversion utility tool
 
I have developped stl2dat, an utilitary tool to convert .stl files issued from CAD software like Solidworks, Autocad, and many others to .dat files for ldraw compatible programs. It is still under developpment, but I think it could interest some (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: What would you want in a new LEGO(R) CAD System?
 
(...) Wasn't the issue with BriCAD that the output was almost identical to official LEGO instructions? Was it just bullying, or did they (LEGO lawyers?) actually have a legitimate argument? DO you think they've calmed down a bit? (eg, they haven't (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: What would you want in a new LEGO(R) CAD System?
 
(...) Same here--before I switch to something other than LEdit for modeling, the program I switch to will have to support ALL Ledit shortcut keys AND be faster. --Bram Bram Lambrecht / o o \ BramL@juno.com ---...---oooo-----(_...o---...--- WWW: (URL) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: What would you want in a new LEGO(R) CAD System?
 
(...) I agree with Tore here. There is a trememdous amount of parts out for LDraw now and the .dat file format is unquestionably the most popular system for creating virtual Lego models on the internet. I would be against developing a new system (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: What would you want in a new LEGO(R) CAD System?
 
(...) That was BriCAD, without the "ck". :) Leonardo (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: Plz help! - type "5" line in LDraw
 
Franklin: [ A good explanation of the use of type 5 lines ] (...) Yes, but you can only use two. You should get the same result if you use either the two points related to (0,0,1) or the two points related to (0,1,2). It would probably even work if (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: What would you want in a new LEGO(R) CAD System?
 
(...) Intention was to use a more VRML like syntax. (...) was more or less forced him to abandon the project. (...) appearantly accepts LDraw. I mean striking (...) something in its beginning is less contoversial. (...) I had choosen the name (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: What would you want in a new LEGO(R) CAD System?
 
(...) Using LDS Syntax as is or modified is OK with me. (...) I recall BrickCAD as used by a person that was contacted by lawyers from TLG was more or less forced him to abandon the project. It is possible that TLG will not tolerate a new L-CAD (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: [Fwd: A request for color assistance...]
 
(...) Try these... (URL) did these "by sight"[1] (as opposed to scientific methods), so they're better in some ways but still not as good as possible. What I've always wanted to do is match up the colors with Pantone(R) color plastic flecks and then (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  What would you want in a new LEGO(R) CAD System?
 
I had some thoughts about what a new LEGO(R) CAD system should have and came up with following.(Please note these may have been previosuly suggested.) The new system would try to integrate the following: 3D GUI Interface - ( As in Block CAD) (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: [Fwd: A request for color assistance...]
 
hmm... these appear to be the LDraw colors that are closest to actual LEGO colors, but since my palette is not restricted, I was hoping to get a bit more accuarte... eric (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) Hmm, just noticed something else. Your filenames for Mesa say libMesaGL* instead of libGL*. I don't think that's a problem, but it might be a clue. According to the VERSIONS file in the Mesa 3.1 tarball[1], the library names were changed from (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) $ X -showconfig XFree86 Version 3.3.5 / X Window System (protocol Version 11, revision 0, vendor release 6300) Release Date: August 23 1999 If the server is older than 6-12 months, or if your card is newer than the above date, look for a newer (...) (25 years ago, 28-Jan-00, to lugnet.cad.dev)
 
  Re: Suggestion for MLCad Plug-Ins
 
Steve Bliss wrote in <lugnet.cad.mlcad> ... (...) displayed (...) dragged (...) Piece o' cake! I gave it an hour... LDList ver 3.6 can load a set description, containing a lot of lines like: <count> <piece number> and will limit the display to the (...) (25 years ago, 27-Jan-00, to lugnet.cad.mlcad, lugnet.cad.dev)
 
  Plz help! - type "5" line in LDraw  [DAT]
 
In spite of the recent posts re: Type "5" Lines in LEdit/LDraw, I'm still confused as to how to use these conditional lines. To help illustrate my (probably flawed) understanding, I'll be referencing the enclosed DAT file (an unofficial primitive (...) (25 years ago, 27-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) My (...) opengl (...) (don't (...) This is really disappointing. I was having such great luck with things just working on all the systems I've tried at home. Now Todd gets a blank screen when he compiles for redhat and you get the edge lines (...) (25 years ago, 27-Jan-00, to lugnet.cad.dev)
 
  Re: [Fwd: A request for color assistance...]
 
Todd compiled a list of RGB values awhile, ago. I posted them at (URL). Steve (...) (25 years ago, 27-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) I didn't compile -- I used the .exe in the zip distribution. (...) I mean c:\mydatfiles. (...) My image doesn't look like your image. See (URL). I am using ldglite0_2.zip. My opengl dlls came from the glutdlls.zip on your Geocities site. (...) (25 years ago, 27-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) Yeah, at this point I think the problem is not with linking or shared libs, but perhaps a problem between Mesa and your X server. What X server are you using? Is it XFree86 or one of those commercial servers. I seem to recall official redhat (...) (25 years ago, 27-Jan-00, to lugnet.cad.dev)
 
  [Fwd: A request for color assistance...]
 
(...) (25 years ago, 27-Jan-00, to lugnet.cad.dev)
 
  Re: A request for color assistance...
 
(...) I'd ask around in the .cad.dev group -- there are a couple of pretty good lists already for various utilities. A couple that stand out in your list about as being "off" are: - Blue -- LEGO blue is darker, greener, and grayer than 0,0,x - (...) (25 years ago, 27-Jan-00, to lugnet.general, lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) $ make -f makefile.linux gcc -c -g -DUNIX -DUSE_OPENGL ldliteVR_main.c gcc -c -g -DUNIX -DUSE_OPENGL stub.c stub.c: In function `init_zimage': stub.c:1062: warning: comparison of distinct pointer types lacks a cast stub.c: In function (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) OK, I grabbed a new zipfile and tried that. It gacked at me until I did this: $ su # cd /usr/lib ln -s /usr/local/lib/libglut.so.3 ln -s /usr/local/lib/libGLU.so libMesaGLU.so.3 ln -s /usr/local/lib/libGL.so libMesaGL.so.3 exit $ ./ldglite (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) My /usr/local/lib has: libGL.so -> libGL.so.1.2.0 libGLU.so -> libGLU.so.1.2.0 libglut.so -> libglut.so.3.7.0 and as far as I can tell, the symlinks do point to real library files... $ file * libGL.la: English text libGL.so: symbolic link to (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) Funny other thing, though: If I go into main.c and just start hacking some of the constants and recompile, I can get it to do things like position the window anywhere I want, or make it any size, or make it come up with any background color (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) Whoa -- the ldglite I produced via libtool is an sh wrapper for .libs/ldglite produced by ltmain.sh (part of libtool I guess). That's how it's so small! :) 3k seemed awful small to me too -- almost unbelievable. 20k I could believe easily, 3k (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) and (...) Which windows compiler did you try? VC++ or gcc or the exe in the zip file? (...) Do you mean the /ldraw/model dir or whatever directory the model on the command line is in? eg. c:\mydatfiles in the example below. ldglite (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) Actually I'm not quite as impressed as I was a few minutes ago. I checked the size of the executable in the zip file and it's only 81064 bytes. The bloat we saw was the debugging symbols. You can remove them with this. strip ldglite I now (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) I had this up and running in a few minutes under Win98. Adequate launching and rendering achieved by dragging files onto the executable (in Explorer). Rendering was definitely slower than LDLite. When looking for subfiles, LDLite will look in (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) ... (...) Quoting the ldglite home page: (...) Which probably isn't the problem, but what the heck. Steve (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: Missing parts of parts?
 
(...) Weird. Works OK in my LEdit. The only suspicious candidates would be the files box4t.dat or box4-1.dat. Make sure both of those files are in your ldraw\p directory. Steve (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
libtool eh? What the heck is that? I seem to have it in /usr/local/bin but "man libtool" turns up nothing. I guess I'll have to read the man pages on gcc and ld to find out more about the shared libs vs static linking switches. Oh well, I was gonna (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) Hmmm, perhaps now we're onto something. My executable is only 189110 bytes. Significantly smaller! ;^) I don't think the executable is supposed to be statically linked. I didn't add anything to the makefile to do that. Do you have the .a files (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) Weird. It was looking for the object libraries at runtime, yet the filesize was wicked huge. (I wonder what's up with that? It should only be a few Kb in size.) Now I just linked it a different way -- closer to what the Mesa demos do -- and it (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) Ah Ha! I guess that proves the problem is with GL. Now how do we fix it... (...) Yeah, I knew that, but I'm too lazy to find my way to the setup page. Then I get the reminder when I go to post. Thanks for the link though. Perhaps you could add (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) Hmm, same thing -- blank white window. :-( (...) First, make sure you've got cookies enabled in your browser. Then go to (URL) fill that out as you did before, and before pressing Submit, make sure that the checkbox labeled "Keep my (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
(...) I didn't either, until I compiled & installed Mesa. (...) Yup, same here (except Mesa). (...) Whoa, that's interesting... You had trouble linking before making the softlinks?? I don't remember having trouble linking at all -- but I definitely (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)
 
  Re: ldglite (ldlite for OpenGL and Linux) new stuff
 
I just thought of another thing to try. In main.c search for #ifdef DRAW_AXIS. Put this right above it. #define DRAW_AXIS 1 This will draw the x,y,z axis in red, green, and blue like in the gif file on the website. That'll show if GL is working. I (...) (25 years ago, 26-Jan-00, to lugnet.cad.dev)


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