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 CAD / Development / 7658
    Yet another idea - Portable Ldraw system —Eduardo Vazquez Harte
   As sometime the electricity goes and as I don't have a laptop and even sometimes my brother wants to play games as I have a powerfull PC but I can't just stop my ldraw work or what ever i'm doing for him to play so as we have 3 pc's and I found on (...) (22 years ago, 14-Aug-02, to lugnet.cad.dev)
   
        Re: Yet another idea - Portable Ldraw system —Ronald Scott Moody
     Well, sounds like a plan. There are a few things that you can do to make it easier and maybe faster. I for one would definately network the computers. All you will need is 2 NICs (Network Interface Cards) a hub or switch (preferably a switch) and (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev)
    
         Re: Yet another idea - Portable Ldraw system —Eduardo Vazquez Harte
     Good but is not want I wamt to and second I can't buy hardware so just tell me how to make my boot disk (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev)
   
        Re: Yet another idea - Portable Ldraw system —Jeremy H. Sproat
   Eduardo, I really like this idea. I have no experience whatsoever with making bootable CDs, but I'm sure someone else here does. Some questions... I assume that all file saving would happen to hard disk or floppy, unless a rewritable medium such as (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
   
        Re: Yet another idea - Portable Ldraw system —Don Heyse
     (...) Ouch! That really stings! All kidding aside, what exactly would comprise "a handful of decent LDraw tools". Besides a linux l3p executable, what's missing? I'd like some ideas to add to my "to do" list. (...) That's an interesting thought. Is (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
    
         Re: Yet another idea - Portable Ldraw system —Jeremy H. Sproat
     (...) Sorry, didn't mean to be insulting there. :-, What Linux (and to some extent, Windows too) really needs is a semi-fast LEdit clone. I understand that one of the newer tools (LDGlite?) has an LEdit mode, but is kinda slow without hardware (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
    
         Re: Yet another idea - Portable Ldraw system —Eduardo Vazquez Harte
      I just tested a POV-RAY scene with my syster's pc the P-75 and it took 35seconds with the dos version of POV-RAY In my P-3 pc takes 2 - 3 seconds with windows XP runing using a command line dos window. About making a boot disk with povray.exe "dos" (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
    
         Re: Yet another idea - Portable Ldraw system —Don Heyse
     (...) So it all boils down to speed? Has anyone actually tried the LEdit mode (besides the Mac folks who currently have no other option)? I'm just wondering how much of a speedup is required. I've used it for small things on my 486 laptop, but that (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
    
         Re: Yet another idea - Portable Ldraw system —Jeremy H. Sproat
      (...) It finally dawned on me (after a less than subtle yet very helpful IM from someone who shall remain nameless :-) that you're the LDGLite author. :-, I've tried the LEdit mode, and gave up in frustration due to the slow redraw (particularly (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
     
          Re: Yet another idea - Portable Ldraw system —Don Heyse
      (...) Sure, go ahead and elaborate. I can't fix it if I don't know about it. I did actually try to fix the text update speed at one point. That's a well known problem with the glut library I use. I can't remember why I stopped working on a fix for (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
     
          Re: Yet another idea - Portable Ldraw system —Jeremy H. Sproat
      (...) Okay, this is a quick and dirty list, just what I've observed or confirmed today: Menu - The right-click menu is very confusing. Why not put this in the menu bar and standard dialog boxes? File browser is confusing, as is file filter. Menu - (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
     
          Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
      (...) Yeah I've known about the problems with the menu for quite a while now. I refuse to go to a 1.0 release number until I fix that. However since I'm running out of release numbers I've actually started to do something about it. Could you give me (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
      (...) It seems to be constantly re-drawing the screen when the dialog is active. It's also pegged my CPU utilization at 100%. Hmm, double-clicks don't do anything. Or maybe it's just not polling for mouse clicks fast enough -- it took me 3 or 4 (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
       (...) Some of that really sounds like driver problems to me. What does ldglite print out about your opengl drivers? Maybe you're not using the Microsoft Software opengl drivers after all, but rather some brain dead half implemented OEM drivers. Do (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
       (...) GL_VERSION = 1.1.0 GL_EXTENSIONS = GL_WIN_swap_hint GL_EXT_bgra GL_EXT_paletted_texture GL_VENDOR ='Microsoft Corporation' GL_RENDERER ='GDI Generic' GL_RGBA_BITS: (8, 8, 8, 0) GL_DEPTH_BITS = 32 GL_STENCIL_BITS = 8 Buffer Swap Mode = 2 (...) (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
       (...) Those are indeed the generic Windows drivers. The Trident web-site says the i-7 only has accelerated 3D drivers for 98 and ME, and the GL_RENDERER string agrees. (...) Generic opengl and it took about 15 seconds to render. Are you using the l3 (...) (22 years ago, 17-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
      (...) Hey I found a Windows 2000 laptop that exhibits the same symptoms so I did a quick google search for "flickering cursor". It looks like the nasty flickering pointer is a common problem in Windows 2000. Go to the Control Panel/Mouse/Pointer tab (...) (22 years ago, 19-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
      Got to play with it some more today, some jumbled notes follow... (...) Ok, I changed this and the effect is like night and day. Thanks! I think I'm using the L3P parser. No parser options given, exe is named ldglite.exe. WHOOPS I'm not, -l3 gives (...) (22 years ago, 22-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
      (...) I did some work on the other solution, rendering in the background. There's a beta of this here: (URL) -n2 to render each part in the backbuffer, -n4 does the whole model. Also the backbuffer is retained for faster refreshes on window expose (...) (22 years ago, 22-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
       (...) Oops! A quick visit to the L3P site reveals that's the camera position in polar coords relative to the look-at point. I'm not sure how I missed that before. But I like it because it avoids the weird LDRAW coordinate system. So I'm gonna have (...) (22 years ago, 22-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
       (...) OK I added it. Ldglite now takes -cg<la>,<lo>,<r> like l3p, and I like it. I admit it's not exactly like l3p since I still leave the origin at ldraw world coords (0,0,0) whereas l3p moves them to the center of the bounding box of the model. (...) (22 years ago, 23-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
       (...) (URL)And always remember to use -J to get the most out of the camera settings. (...) (22 years ago, 23-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
       (...) Yes! Awesome. Drawing time seems to be a little slower, I don't have any numbers for that though. But the refresh is ligntning fast. Hmm, the menu seems to be more responsive too. (...) You sure? Lemme go double-check the docs... Oh my. I seem (...) (22 years ago, 22-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
       (...) I try to think of the -a as a rotation matrix for the model, whereas the -cc stuff is a manipulation of the view matrix. Unfortunately the LDRAW default -a matrix "squishes" the model as if it were a view matrix. I guess this is because the (...) (22 years ago, 23-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Travis Cobbs
        (...) Take a look at this thread at OpenGL.org: (URL) short summary is that you apparently can't guarantee it will work on all cards, but if you set things up right, you can get it to work on most cards. In addition, it may be that cards that don't (...) (22 years ago, 23-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
       (...) I tried this on a quasi-high-end machine, same DAT and options, same results. Here's the l3glite output: ZClip = (-1000, 4000) GL_VERSION = 1.2.1 GL_EXTENSIONS = GL_ARB_multitexture GL_ARB_texture_compression GL_ARB_texture_cu be_map (...) (22 years ago, 24-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
       (...) I applied the fix Travis pointed out, and it seems to smooth out some of the bumpies in antialiased mode with wide lines on my PC. Give it a try: http:\\ldglite.sourc...e_test.zip I also noticed that the opengl drivers seem to top out their (...) (22 years ago, 24-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Travis Cobbs
        (...) You might find the following info from Microsoft's help page on glGet useful: GL_LINE_WIDTH_RANGE The params parameter returns two values: the smallest and largest supported widths for antialiased lines. See glLineWidth. That's the first I'd (...) (22 years ago, 24-Aug-02, to lugnet.cad.dev)
       
            Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
        (...) Yeah, I knew about that. I've also heard some hardware opengl drivers have a max width of 1. I was kinda hoping nobody would notice. I mean 20 pixel wide lines? Who needs that much? Perhaps Sproat can enlighten us on what he plans to do with (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
       (...) It worked! You, sir, are a steely-eyed missile man. Be careful about posting fixes so quickly, you're already giving me more ideas for feature requests. :-, But thanks! Cheers, - jsproat (22 years ago, 24-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
       (...) So I decided to get off my duff and see if I could contribute more than just testing efforts, and installed MINGW32 v1.1 and the GLUT headers/libs, etc. and set about to build ldglite for myself. I think it's missing a source file, glfont.c . (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
       (...) I think it's missing a source file, glfont.c . Hmmm, how'd that get in the makefile? Did you grab the latest makefile out of CVS or something like that? Anyhow, you don't really need it and can remove it from the makefile. I think USE_GLFONT (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
       (...) Actually, the makefile was straight from ldglitesrc0_9_5.zip (...) I ended up having to rebuild libpng and libz because I was hitting against an "unresolved __imp__iob" linker error with the libpng supplied in ldglitesrc0_9_5.zip. Evidently, (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Don Heyse
       (...) I guess that means nobody's ever bothered to build the windows version on their own before. Oh well, I sorta knew that. I recently attempted to update the visual C++ project files because they were also way out of date, but I didn't get the (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
       (...) Cool, thanks. I've never had much luck with windows and cvs and sourceforge, so your batch file should prove to be useful in snarfing the latest source. (...) Again, thanks. Does it include the latest changes you made for the line endcaps? (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
       (...) D'OH That last line should read: - copy libz.a to \mingw-1.1\lib\ Cheers, - jsproat (22 years ago, 25-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
      (...) I've been pounding on ldglite and I think I've gotten the effect I was thinking of. I have a screenshot here (warning: 1024x768x32 PNG ahead): (URL) I made: - line types 3 and 4 render in white - color 24 renders same color as 16 (to make up (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
     
          LDGLite sketch feature (Was: Ldglite bug report) —Jacob Sparre Andersen
       (...) > > (URL) wants that! Can you dump the source somewhere, so I can rebuild LDGLite with that feature? Which flags are needed to get that look? (...) :-) (...) Certainly. Play well, Jacob (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: LDGLite sketch feature (Was: Ldglite bug report) —Jeremy H. Sproat
       (...) I didn't add any flags, I still haven't taken the time to learn that part of the code yet. However, the only changes were to L3View.cpp, and are very straightforward. Note that this is just a proof-of-concept, and is far from being ready for (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: LDGLite sketch feature (Was: Ldglite bug report) —Jeremy H. Sproat
        (...) Let's re-write that, and break it up a bit: - modified function DrawPart() - color 24 is replaced with CurColor instead of edge_color(CurColor), just like color 16 - switch(LinePtr->LineType) cases 3 and 4 use a constant color 15 - (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: LDGLite sketch feature (Was: Ldglite bug report) —Jacob Sparre Andersen
       (...) substituted "L3View.cpp" with (URL), deactivated off-screen rendering in the make file, and compiled. But when I try to use it: jsproat.ldglite -mc fly.mpd I just get the usual image. Is your function hidden in some Win32 specific code? Should (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: LDGLite sketch feature (Was: Ldglite bug report) —Jeremy H. Sproat
       (...) Whoops! I forgot to change one item before I uploaded the cpp! Change the line (around line #67), const int jitter_num = 0; to use some positive number, e.g. const int jitter_num = 2; Cheers, - jsproat (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: LDGLite sketch feature —Jacob Sparre Andersen
       (...) Fixed that, cleaned out all the ".o" files, rebuilt and tried again. With the same result. :-( I hope this isn't because the Linux and Win32 versions of LDGLite actually use different source code. The make file doesn't look like it. Play well, (...) (22 years ago, 25-Aug-02, to lugnet.cad.dev)
      
           Re: LDGLite sketch feature —Don Heyse
       (...) Don't be silly. You're probably just making some simple mistake that'll seem so obvious you'll wonder why you didn't think of it yourself. For example, L3View.cpp is only used by the l3 parser. If you don't use -l3 on the command line, you (...) (22 years ago, 26-Aug-02, to lugnet.cad.dev)
      
           Re: LDGLite sketch feature —Jeremy H. Sproat
        (...) Thanks, Don. :-, That's the trick, it seems. Using -l3 turns it on for me, -ld turns it off. Where do I make changes so that this will still work when using the ldlite parser? Cheers, - jsproat (22 years ago, 26-Aug-02, to lugnet.cad.dev)
      
           Re: LDGLite sketch feature —Jacob Sparre Andersen
        (...) Ahhh. And as I showed in my example, I didn't use "-l3". When I do, I get nice pictures like this one: (URL) of it. :-) Play well, Jacob -- Bregnerod (a LEGO town): (URL) (22 years ago, 26-Aug-02, to lugnet.cad.dev)  
      
           Re: LDGLite sketch feature —Don Heyse
       (...) Beats me. I'd probably grep for the render_*() functions in the lex and yacc sources files. But then you'd need to grab some lex and yacc executables for the PC to build it. You can look in the lex/yacc output files lex.yy.c and y.tab.c but (...) (22 years ago, 26-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Fredrik Glöckner
      (...) illustration, however, be careful not to over-use it! Perhaps it would be even better if you, at random, split some of the lines in two, and then jittered their end points as well. You could possibly even do this recursively, so that a line (...) (22 years ago, 26-Aug-02, to lugnet.cad.dev)
     
          Re: Ldglite bug report (Was: Portable Ldraw system) —Jeremy H. Sproat
      (...) Good idea! My biggest problem, though, is in trying to figure out how to join many line segments into one long line; for example, in Jacob's rendering the wings look *too* broken up, where one jagged line would have served better. That, and (...) (22 years ago, 26-Aug-02, to lugnet.cad.dev)
    
         Re: Yet another idea - Portable Ldraw system —Jacob Sparre Andersen
     (...) I tried it recently, but I am afraid I am too used to writing my models in `vi` to apprecate the interface. Speed-wise it seemed okay. I would rather prefer that you spent some time getting the "polling" feature to work properly. Play well, (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
    
         Re: Yet another idea - Portable Ldraw system —Don Heyse
     (...) Sure thing, but could you perhaps elaborate just a bit on the meaning of "work properly"? Are you looking for multiple levels of polling like l3lab? Don And by the way, since we're in o-t.geek: vi? blech! At least emacs has the ldraw-mode (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
    
         Re: Yet another idea - Portable Ldraw system —Jacob Sparre Andersen
     (...) Just getting LDGLite to react to changes to the file it is showing would be a good start. <careful testing while looking at the LDGLite log> Uhmmm... It seems that it is my habit of having a "FILE" meta-command at the start of all of my files (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
    
         Re: Yet another idea - Portable Ldraw system —Dan Boger
      (...) or just write a syntax file for vim? I was a hard core emacs fan, but after years and years, I did switch to vi (well vim)... While it might not do *everything* emacs does, it does most everything else, and a lot faster :) Dan (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
     
          Re: Yet another idea - Portable Ldraw system —Eduardo Vazquez Harte
       It seem that u all want to have ldraw, l3p, and pov-ray in linux and not in dos and win 31 or up but with low requirememts now if u are all ready going to do a linux distro ready for user of ldraw that don't want to fight with linux then I whould (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
     
          Re: Yet another idea - Portable Ldraw system —Jack Hawk
      --- Dan Boger <dan@peeron.com> wrote: [snip] (...) Um, actually, I released a Vim syntax file a few weeks ago on vim.org; I've just been a little delinquent in its advertising. I was inspired to create one when Jacob posted to .cad asking about (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
    
         Re: Yet another idea - Portable Ldraw system —Don Heyse
     (...) Wait a minute! How does having a FILE meta-command at the start of the file break the polling feature? That still sounds like a bug. Tell me more. Don (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
    
         Re: Yet another idea - Portable Ldraw system —Jacob Sparre Andersen
     (...) <experiments a bit> I think I may simply have done something wrong. Now that I consiously try to reintroduce the problem I can not figure out how to do it. But it may simply have been that I have edited a sub-file and expected the rendering of (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
   
        Re: Yet another idea - Portable LDraw system —Jacob Sparre Andersen
   (...) And considering that I just got a single bootable CD Linux system, which runs both KDE, Gnome, OpenOffice.org and a bunch of other stuff, it would probably not be difficult to modify this with some LDraw tools added. The big problem - as I see (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
   
        Re: Yet another idea - Portable LDraw system —Leonardo Zide
   (...) I tried to get LeoCAD into Debian last year with the help of a Debian devel but they were too scared of adding the library without a license (there's a long discussion on the Debian-Jr mailing list archives). I even have .deb packages ready (...) (22 years ago, 15-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
   
        Re: Yet another idea - Portable LDraw system —Jacob Sparre Andersen
   (...) Exactly. (...) Great. > but they won't be included without a final library (...) Yes. We better get around to decide on the license for the library. What was the last version we discussed? And why didn't we just use it? Maybe we should simply (...) (22 years ago, 16-Aug-02, to lugnet.cad.dev, lugnet.off-topic.geek)
   
        Re: Yet another idea - Portable LDraw system —Steve Bliss
   [XFUT: lugnet.cad.dev.org.ldraw] (...) The current text of the license is: ===...=== LDraw.org Parts Library User License version 0.9, May 3 2001 This library is provided 'as-is', without any express or implied warranty. In no event will the authors (...) (22 years ago, 23-Aug-02, to lugnet.cad.dev, lugnet.cad.dev.org.ldraw)  
   
        Re: Yet another idea - Portable LDraw system —Jacob Sparre Andersen
   (...) [...] Looks good, short and sensible. (...) Shall I do it? Or do you expect to find time to do it soon? Play well, Jacob (22 years ago, 23-Aug-02, to lugnet.cad.dev.org.ldraw, lugnet.cad.dev)
   
        Re: Yet another idea - Portable LDraw system —Steve Bliss
   (...) Go for it. :) I was taking the approach of grepping the part files for author names, and boiling the list down from there. Steve (22 years ago, 23-Aug-02, to lugnet.cad.dev.org.ldraw, lugnet.cad.dev)
 

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