 | | Re: Why Type 5 Lines?
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(...) I'm curious to. Everything I know about how OpenGL works says that drawing the strip as a wireframe after drawing it solidly would either produce Z Buffer noise, no wireframe at all, or wireframe all over. However, it may be that there is some (...) (22 years ago, 17-Apr-02, to lugnet.cad.dev)
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| | Re: Why Type 5 Lines?
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(...) Tell more about this. I just tweaked a version of ldview to display type 5 lines, but only for surfaces that haven't been replaced by quad strips. It looks good with primitive substitution turned off, but with this automagic wireframing of (...) (22 years ago, 17-Apr-02, to lugnet.cad.dev)
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| | Re: Why Type 5 Lines?
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(...) I believe that there are other ways to put these lines in, as long as you are *only* planning on using them to show the 'visible' edge of a curved surface. This is actually a question I've been meaning to ask around here, Have type5 lines been (...) (22 years ago, 17-Apr-02, to lugnet.cad.dev)
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| | Re: Why Type 5 Lines?
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(...) On the contrary, I think that type-5 lines are very useful, and an interesting solution. They are a nice way to make sure that rounded objects are outlined with a contrasting colour, no matter where the viewpoint is. The rendering of cylinders (...) (22 years ago, 17-Apr-02, to lugnet.cad.dev)
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| | Re: Why Type 5 Lines?
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(...) I'm not sure how to quantify 'usefulness' of a line command. If you want to make outlines on simulated curved surfaces in LDraw, conditional lines are vital. I can't think of another to accomplish this task. And making the outlines is fairly (...) (22 years ago, 17-Apr-02, to lugnet.cad.dev)
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| | Why Type 5 Lines?
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What is the point of Type 5 lines? It seems to me that they are a confusing and clunky method to display lines for the visible edges of rounded objects when having no line at all would be just as visually correct (and less taxing on the brain to (...) (22 years ago, 17-Apr-02, to lugnet.cad.dev)
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| | Re: Question about DAT rendering
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(...) Err, not really. (...) Nod, you should be able to reorder without running into trouble. Steve (22 years ago, 16-Apr-02, to lugnet.cad.dev)
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| | Re: Question about DAT rendering
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(...) Well, on the Mac at least, the only hardware at the moment that supports two sided lighting are the GeForce3, GeForce4 and the new Radeon 8500. Everything else is going to use software T&L. My take on getting the shading to look right has been (...) (22 years ago, 16-Apr-02, to lugnet.cad.dev)
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| | Re: Question about DAT rendering
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(...) Hey, I happen to *like* my default shading settings. ;-) I agree with you on the speed issue though... (...) I'm curious, do you have any numbers on how much slower it is on accelerated hardware to do two sided lighting with GL_FRONT_AND_BACK? (...) (22 years ago, 16-Apr-02, to lugnet.cad.dev)
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| | Re: Question about DAT rendering
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Ken, We are obviously in the same area the moment. After completing the conversion of LdGLite to run under MacOS 8.6-9.2 (ie LdGLite (Mac)), I turned my attention to the two biggest dissapointments to me, namely slow render speeds and quirky shading (...) (22 years ago, 16-Apr-02, to lugnet.cad.dev)
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| | Question about DAT rendering
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I've been toying around with a visual DAT editor/viewer for Mac OS X, and wanted to know if there is supposed to be any kind of guaranteed rendering order on commands within a DAT file. Obviously paying attention to STEP commands would be important, (...) (22 years ago, 16-Apr-02, to lugnet.cad.dev)
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| | Updated website!
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After a growing amount of information which I wanted to put on my website, I reorganized the menu structure and made a few new pages. There is a lot of new information on out-of-date pages (like my bio page); almost every page has been updated! My (...) (22 years ago, 16-Apr-02, to lugnet.cad, lugnet.publish, lugnet.cad.dev)
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| | Checking 48\1-4ring4.dat
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See (URL) Can someone check the vertices in this file? My calculations are differing on most of the values, but only by 0.0001. I used by Excel (in Windows 2000, on a Intel Pentium) and Perl (in Linux, on an Alpha processor) to calculate the (...) (22 years ago, 15-Apr-02, to lugnet.cad.dev)
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| | Re: winding check tool
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(...) To check a file for BFC'ness, see (URL), question "How do I check a file for BFC Compliance?". To make a file BFC compliant, I recommend using LDAO's Editor. It includes a tool to change the winding for the currently selected line(s). My (...) (22 years ago, 15-Apr-02, to lugnet.cad.dev)
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| | Re: *** LDView Version 1.9.3 Released ***
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(FUT lugnet.cad.dev) (...) Do the models still load and display correctly? If so, you can disable that error message by clicking on the "OpenGL Error" check box in the error window, and you won't be bothered by it. On the other hand, the presence of (...) (22 years ago, 14-Apr-02, to lugnet.cad, lugnet.cad.dev)
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| | Re: winding check tool
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As far as I can tell, everyone uses L3Lab with the mytest6 option turned on. -Orion (22 years ago, 14-Apr-02, to lugnet.cad.dev)
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| | winding check tool
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Stupid question time. What's a recommended tool for checking (and correcting) winding? It's hard to tell if everything you lay down while making parts is CW or CCW and it's even harder if you're trying to review something. Is L3P what everyone uses? (...) (22 years ago, 14-Apr-02, to lugnet.cad.dev)
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| | Re: matching pattern numbers???
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(...) Sure, send it on. Steve (22 years ago, 10-Apr-02, to lugnet.cad.dev)
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| | Re: matching pattern numbers???
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(...) That seems perfectly reasonable. (...) Cool! Thanks! :-) (...) [snip] (...) Very nicely done, sir! ;-) I've got some of the new (2002) 'figs, so would you mind if I give you more info for this list, or else use your info in a list of my own? (...) (22 years ago, 10-Apr-02, to lugnet.cad.dev)
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| | Han Solo "gunbelt" hips/legs (was "matching pattern numbers???")
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(...) As promised: Minifig Hips & Legs with SW Gunbelt Pattern (Complete) (URL) Hips with SW Gunbelt Pattern (URL) Leg Right with SW Gunbelt Pattern (URL) (22 years ago, 10-Apr-02, to lugnet.cad.dev, lugnet.cad.dat.parts)
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| | part(s) posted... (set #4817)
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I went with pattern number "4f", since "4b" has been taken by some other torso. Minifig Hips & Legs with Leather Armor Pattern (Complete) (URL) Hips with Leather Belt (Red Studs) Pattern (URL) Leg Right with Leather Straps (Red Studs) Pattern (URL) (...) (22 years ago, 10-Apr-02, to lugnet.cad.dev)
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| | Re: matching pattern numbers???
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(...) When reasonable, yes, we should. If I make the Johnny Thunder face today, but don't make his torso for a couple of years, I wouldn't expect that the same pattern number will necessarily be available later. There are too many patterns for that. (...) (22 years ago, 10-Apr-02, to lugnet.cad.dev)
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| | Re: matching pattern numbers???
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(...) This sounds like a sensible suggestion. The change should of course be made, so there are only minimal (if any) changes to the names of already published parts. Jacob (22 years ago, 10-Apr-02, to lugnet.cad.dev)
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| | matching pattern numbers???
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For patterned parts that occur together in a set -- say, for example, the various patterned parts from a Han Solo minifig (from the Star Wars theme) -- that have been or are being encoded as LCAD data files, shouldn't we be co-ordinating these (...) (22 years ago, 10-Apr-02, to lugnet.cad.dev)
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| | Re: Parts as volumes (instead of surfaces)
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(...) Constructive Solid Geometry? (the notion of modeling solids as constructions of simpler solids, using union and intersection as operator) (23 years ago, 7-Apr-02, to lugnet.cad.dev)
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| | Re: Parts as volumes (instead of surfaces)
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[ XFUT lugnet.cad.dev ] (...) What's "CSG descriptions"? (...) But they aren't (as you also write). Still, you are probably correct that BFC information in the LDraw parts can be used for collision detection. (...) I think it deserves further (...) (23 years ago, 7-Apr-02, to lugnet.cad.dev.org.ldraw, lugnet.cad.dev)
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| | Re: [LCAD admin] plz re-name files...
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(...) Done. But because of length limitations, I had to remove the word "Danger" from both titles. The keywords look fine to me. Steve (23 years ago, 4-Apr-02, to lugnet.cad.dev)
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| | Re: Part naming question for different versions of the same part
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(...) I'd go for either option #1 or #3. In option #2, it seems like the name for 4066b.dat is misleading, because the difference between the parts is (relatively) minor. And I'd actually lean toward #3, because the difference is in the (...) (23 years ago, 4-Apr-02, to lugnet.cad.dev)
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| | Re: New Part: x192.dat - Minifig Shield Round
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(...) Sure, that's possible. But by the time you get to a theoretical upper bound, you're way past the practical upper bound. So I'm not sure what the practical benefit would be. Steve (23 years ago, 4-Apr-02, to lugnet.cad.dev)
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| | Re: New Part: x192.dat - Minifig Shield Round
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(...) Sorry for the mess, I'll fix my settings before I post my next part. Willy (23 years ago, 4-Apr-02, to lugnet.cad.dat.parts, lugnet.cad.dev)
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| | Re: [LCAD admin] plz re-name files...
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(...) Cool. Thanks. Also, those two files needed their Title fixed (missing the descriptor "Double", indicating fingers on both ends), and the Keywords removed. Thanks, Franklin (23 years ago, 3-Apr-02, to lugnet.cad.dev)
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| | Re: [LCAD admin] plz re-name files...
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(...) OK, I've renumbered these parts. Steve (23 years ago, 3-Apr-02, to lugnet.cad.dev)
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| | Part naming question for different versions of the same part
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Part 4066 is a Duplo 1x2x2 brick. I'm wondering primarily about naming conventions. This part comes in two versions. The newer version allows a Duplo top-center stud to bind in the center, and the old one doesn't (it has a supporting structure in (...) (23 years ago, 3-Apr-02, to lugnet.cad.dev)
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| | [LCAD admin] plz re-name files...
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Steve, I believe that I may have used the wrong part number for a couple of my files on the Parts Tracker. I'm specifically referring to the two patterned files I made for the 1x4 click-hinge brick: 30388p01 and 30388p02. I believe these should be (...) (23 years ago, 3-Apr-02, to lugnet.cad.dev)
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| | Re: New Part: x192.dat - Minifig Shield Round
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(...) Assuming some reasonable limit on the size of a number in digits (say 20 total including before and after the decimal place, that allows a very big and pretty precise number) isn't there sort of an upper bound on the line length likely to be (...) (23 years ago, 3-Apr-02, to lugnet.cad.dat.parts, lugnet.cad.dev)
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| | Re: New Part: x192.dat - Minifig Shield Round
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(...) It's a weakness of the posting method (the file came in via email). I believe the line-wrapping was performed by Willy's email software. I recommend that all DAT content be posted via LUGNET's web interface, to avoid this line-wrapping issue. (...) (23 years ago, 3-Apr-02, to lugnet.cad.dat.parts, lugnet.cad.dev)
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| | Re: What about BFC-ing studs? (was: Two questions on primitives)
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(...) Sorry, I got distracted. I'll get back to BFC'ing and submitting those primitives. [snip] (...) You're working on an incorrect assumption here. Reflecting a subfile (ie, negating the multipliers for one dimension) will not invert the subfile. (...) (23 years ago, 3-Apr-02, to lugnet.cad.dat.parts, lugnet.cad.dat.parts.primitives, lugnet.cad.dev)
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| | Re: New Part: x192.dat - Minifig Shield Round
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When I downloaded this part, I can see that Lugnet's DAT download truncated the lines to 80 characters. This totally mangled the part. Is this a weakness of the Lugnet interface, or is it enforcing a standard? In other words, are part file lines (...) (23 years ago, 2-Apr-02, to lugnet.cad.dat.parts, lugnet.cad.dev)
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| | What about BFC-ing studs? (was: Two questions on primitives)
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(...) Okay... if this is the case, then what's the status on bringing the less-primitive primitives into BFC certification? Take studs for example. Studs strike me as a great candidate for getting BFC'd because of the potentially huge payoff. Of (...) (23 years ago, 2-Apr-02, to lugnet.cad.dat.parts, lugnet.cad.dat.parts.primitives, lugnet.cad.dev)
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| | Re: Hi-res sphere?
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(...) Sorry about the delayed response, but I was on vacation. I'll take a look at my sphere generation code as well and at the very least determine the difficulty of adding type 5 lines. I don't think it will be very difficult to do, but I haven't (...) (23 years ago, 31-Mar-02, to lugnet.cad.dev)
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