 | | Re: why re-submit x-4disc files?...
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(...) I combined the triangles into quads so they save a bit of disk space. It may not seam like much of a savings, but I try to cut out every last bit I possibly can. (22 years ago, 5-May-02, to lugnet.cad.dat.parts.primitives)
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| | high-res sphere primitive with type 5 lines [DAT]
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Well, I finally got around to adding the line type 5 lines to my high-res sphere primitive. (This thanks to the fact that Don Heyse incorporated code from LDGLite to draw them in LDView; thanks Don!) My sphere primitive isn't the same layout as the (...) (22 years ago, 5-May-02, to lugnet.cad.dat.parts.primitives)
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| | why re-submit x-4disc files?...
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Steve, According to the header info for these files, they were released in the most recent update. And yet, you've uploaded new versions of them? What's up? (URL) (22 years ago, 4-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) Well, it can matter, but isn't likely to in a LDraw renderer. It would matter if the program ever became fill-rate limited, but that usually won't happen, except with very simple models. --Travis Cobbs (tcobbs@REMOVE.halibut.com) (22 years ago, 4-May-02, to lugnet.cad.dat.parts.primitives)
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| | Update: 3939p91.dat - Slope Brick 33 3 x 6 with Classic Space Logo Pattern Large [DAT]
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0 Slope Brick 33 3 x 6 with Classic Space Logo Pattern Large 0 Name: 3939p91.dat 0 Author: Willy Tschager 0 Unofficial Element 0 CATEGORY Slope 0 KEYWORDS space, galaxy explorer, space cruiser, 0 Slope 33 3 x 6 2 24 56 24 6 44 24 6 2 24 44 24 6 44 (...) (22 years ago, 4-May-02, to lugnet.cad.dat.parts)
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| | New Part: 3596P90.dat - Flag on Flagpole with Classic Space Logo Pattern [DAT]
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hi folks, I'll submit the part to the pt as soon as someone gives me a superhint for the following problem: as you can see on this pic. (URL) the original sticker in the 6970 Beta-1 Command Base is kept in a dark blue. it's definitely not the (...) (22 years ago, 4-May-02, to lugnet.cad.dat.parts)
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| | Re: ring 3 to 5
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(...) have (...) Are you suggesting that there is (should be) a command to prevent primitive substitution, or that the primitive should be inlined? (...) Agreed. What I was more thinking of is the situation (in the minifig arm) where one region is (...) (22 years ago, 4-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: duplicate primitives?
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(...) I think we should move to using the 4-4ringX nomenclature. a) Copy RINGx.DAT (x=1,2,3,4,7) to 4-4RINGx and RING10.DAT to 4-4RIN10.DAT, replacing with ~moved-to files. b) Make the PT reject new submissions that use the old names? c) Automated (...) (22 years ago, 4-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: duplicate primitives?
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(...) That makes me feel better, becuase I was the one who submitted those two primitves. We should probably come to some sort of FORMAL decision as to wether to use the old ringX name or move them all into 4-4ringX primitives. (22 years ago, 4-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: duplicate primitives?
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(...) Sorry, it was a false alarm. There are no duplicated primitives. AFAIK. Steve (22 years ago, 4-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: Part x176
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(...) Shhhh! We don't [buy] want the masses to realise [more] that ldraw.org is really a [technic] front for a fearfully powerful [lego] money-making machine! (...) Well done! I don't think they suspect anything at all, do you? FUT: .o-t.fun ROSCO (22 years ago, 3-May-02, to lugnet.cad.dat.parts, lugnet.off-topic.fun)
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| | duplicate primitives?
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(...) ????? Just out of curiousity, what are these two? Thanks, Franklin (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) I understand that. But the question specified that the number of triangles (actually polygons, but feel free to assume triangles) is fixed. (...) So size of the polygons doesn't matter. Hmm. I'll have to remember that. Steve (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) I don't know about all situations (POV, etc), but for real-time rendering in OpenGL, the fastest rendering generally occurs with the fewest number of triangles (assuming that the triangles specify the same final geometry). The fact is that (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) Not necessarily. We usually stick with units of 1 because they're the most easily scaled, and most easily implied (ie, if every ring has a n:(n+1) ratio of radii, we don't need to state both radii in the filename). OTOH, boxes have side length (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5 [DAT]
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(...) Very true. In some cases (like the minifig arms), is it better to go with an all-polygon approach, or to use primitives as much as possible and fill in the rest with polygons? (...) When filling in around a hole in a flat surface, one should (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Models Under Review- 30044 & 30046
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Hi Everyone, Been a while since I've visited :) I noticed the two parts I submitted last year are still under review. I have fixed the duplicate line in 30046 'Window 1 x 2 x 2 & 2/3 Pane Lattice Diamond with Rounded Top'. I will resubmit that soon. (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts)
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| | Re: Part x176
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(...) Argh! This is what comes of trying to run a world-wide subversive network single-handedly! Err, strike that. That was for some other newsgroups. Sorry about the bad suggestion. Your block of numbers is in the email. Steve (22 years ago, 3-May-02, to lugnet.cad.dat.parts)
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| | Re: ring 3 to 5
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(...) There are some complex curved parts (e.g. most of the minifig headwear, the minifig arm I'm working on right now, some wheels) where some regions can be represented by the regular cyli, disc, cyls, cyls2 primitives, but there will be regions (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) Yes, otherwise you get anomalies like this one: (URL) the outer ring of the tile got high-quality-ified but the fill in (non primitive?) circle didn't, leaving gaps. Also the plate below it, since it has stud cutouts, isn't as "round" as the (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) True. But it's more than nothing. (...) LDraw (and LEdit, I assume) don't cache any files in memory. Read it (line by line), process it, and throw it away. (...) Reducing the number of files may not be important to rendering speed, but it is (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) Actually, for rounded elements, it's almost always[1] preferable to use primitives. That way, programs that do primitives substitution can replace the polygonal primitive with a true round object. -- Steve 1) 'almost always' meaning, 'I can't (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) However, when deciding whether or not to in-line sub-parts, reducing polygon count isn't a consideration. Any other advantage, small or not, should be maximised. (...) Whether they do or not, there's still extra time spent identifying the (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) I think it is an extremely small advantage. What programs actually read any file more than once? I mean, Are there programs that actaully open the file and read the part in every time it's referenced? Or are there programs that even if they (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: Part x176
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(...) Just tried, Steve, and x124 is now used by a minifig shield. Could you reserve a block of 10 & email me? Thanks ROSCO (22 years ago, 3-May-02, to lugnet.cad.dat.parts)
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| | Re: ring 3 to 5
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(...) Sub-parts are handled differently to primitives (from an authoring view point). While primitives are generally not in-lined, sub-parts used during authoring are often in-lined, if it doesn't increase the total file size of the part too much. (...) (22 years ago, 3-May-02, to lugnet.cad.dat.parts.primitives)
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| | x483, Hinge Arm Locking with 1 Finger and Peg [DAT]
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This file is one of the new "click hinge" arms from the "Life on Mars", "Studio", and/or "Star Wars" sets. It needs one or more of the following subfiles: (URL) Hinge Arm Locking with 1 Finger and Peg 0 Name: x483.dat 0 Author: Franklin W. Cain 0 (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | x482, Hinge Arm Locking with 2 Fingers and Axle Hole [DAT]
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This file is one of the new "click hinge" arms from the "Life on Mars", "Studio", and/or "Star Wars" sets. It needs one or more of the following subfiles: (URL) Hinge Arm Locking with 2 Fingers and Axle Hole 0 Name: x482.dat 0 Author: Franklin W. (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | x481, Hinge Arm Locking with 1 Finger and Axle Hole [DAT]
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This file is one of the new "click hinge" arms from the "Life on Mars", "Studio", and/or "Star Wars" sets. It needs one or more of the following subfiles: (URL) Hinge Arm Locking with 1 Finger and Axle Hole 0 Name: x481.dat 0 Author: Franklin W. (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | x480, Hinge Arm Locking Double [DAT]
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This file is one of the new "click hinge" arms from the "Life on Mars", "Studio", and/or "Star Wars" sets. It needs one or more of the following subfiles: (URL) Hinge Arm Locking Double 0 Name: x480.dat 0 Author: Franklin W. Cain 0 Unofficial File 0 (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | x483s01, subfile #5 (of 5) [DAT]
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This is one of several subfiles for a group of new parts I've encoded. These are for the new click-hinge arms (from the "Life on Mars", "Studio", and "Star Wars" sets). Thanks, Franklin 0 ~subpart Hinge Arm Locking -- Ridge Segment 0 Name: (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | x481s01, subfile #4 (of 5) [DAT]
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This is one of several subfiles for a group of new parts I've encoded. These are for the new click-hinge arms (from the "Life on Mars", "Studio", and "Star Wars" sets). Thanks, Franklin 0 ~subpart Hinge Arm Locking -- Axle Hole 0 Name: s\x481s01.dat (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | x480s03, subfile #3 (of 5) [DAT]
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This is one of several subfiles for a group of new parts I've encoded. These are for the new click-hinge arms (from the "Life on Mars", "Studio", and "Star Wars" sets). Thanks, Franklin 0 ~subpart for s\x480s02.dat (One-Half of Two-Finger End) 0 (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | x480s02, subfile #2 (of 5) [DAT]
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This is one of several subfiles for a group of new parts I've encoded. These are for the new click-hinge arms (from the "Life on Mars", "Studio", and "Star Wars" sets). Thanks, Franklin 0 ~subpart Hinge Arm Locking -- Two-Finger End (needs work) 0 (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | x480s01, subfile #1 (of 5) [DAT]
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This is one of several subfiles for a group of new parts I've encoded. These are for the new click-hinge arms (from the "Life on Mars", "Studio", and "Star Wars" sets). Thanks, Franklin 0 ~subpart Hinge Arm Locking -- One-Finger End (needs work) 0 (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | Re: ring 3 to 5
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(...) I can see how that wouldn't be desirable. (...) Correct me if I'm wrong (please!) But inlining only replaces the type 1 line with the (transformed) lines from the subfile it referenced. Right? It doesn't mean figuring out if 2 polygons could (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) I'm not a mech. eng. major, myself, so my knowledge of this CAD stuff is just from my math. skills. That said... As I understand it, a "primitive" is supposed to be an *atomic* unit, something boiled down to its essentials. A disc/circle (or (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: ring 3 to 5
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(...) One thing you should be careful of, though. If you do inline it so that your new sub-part is used and doesn't reference any actual primitives, programs like L3P and LDView can end up displaying things with gaps. Both LDView and L3P perform (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts.primitives)
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| | Re: More accurate hand? (was Re: Work-in-progress improved minifig arm)
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(...) Urk. I hadn't looked at the hook-hand file yet. I'd forgotten how ... unusual ... the orientation of the hand was. My opinion is, in this case, logic should prevail over continuity, and the hook-hand should be given a rational orientation. (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts)
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| | Re: ring 3 to 5
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Hello, in this case i would agree tp Franklin's opinion regarding using two ring instead of creating a new primitive because if we create a new primitive section for this you will have very big number of possible combinations (ring 1 +ring 2, ring 1 (...) (22 years ago, 2-May-02, to lugnet.cad.dat.parts.primitives)
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