 | | Re: ldraw programs for PDAs? (was MLCAD for PALM)
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|
(...) Sort of yes and no. Pocket PCs usually run 320x240 (or 640x480 on the high end ones) in 16 colors/pixel, not the fixed color palettes of the old CGA/EGA days. I've ported my work version of SVG to a Pocket PC and there's no particular problem, (...) (20 years ago, 2-Dec-04, to lugnet.cad.dev)
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| | Re: ldraw programs for PDAs? (was MLCAD for PALM)
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(...) I seem to remember James Jessiman used to run LDraw/LEdit on his old laptop. Or at least, he intended them to runnable on such a system. Wouldn't a CGA/EGA laptop be morally equivalent to a Pocket PC? Of course, what's the chance that (...) (20 years ago, 2-Dec-04, to lugnet.cad.dev)
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| | Re: ldraw programs for PDAs? (was MLCAD for PALM)
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Hi all, Any chance to bring this topic back to attention? Would it be possible to make an LDraw VIEWER for Pocket PC (Windows Mobile, CE or other portable systems). You could indeed put the parts on a memory card and view any LDraw model (as long as (...) (20 years ago, 2-Dec-04, to lugnet.cad.dev)
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| | Re: Coplanarity Pro
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(...) It's on my list. Thanks for the nudge. -Orion (20 years ago, 21-Nov-04, to lugnet.cad.dev)
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| | Re: Coplanarity Pro
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(...) :-) I just went online to suggest that you shot down the computer and went to bed: It usually helps when the programs begins to behave funny... But I guess that advice only work here in Europe right now, as you obviously don't need sleep to (...) (20 years ago, 21-Nov-04, to lugnet.cad.dev)
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| | Re: Coplanarity Pro
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(...) I found the problem: I'm an idiot. I was looking at the wrong line. -Orion (20 years ago, 21-Nov-04, to lugnet.cad.dev)
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| |
| | Coplanarity Pro [DAT]
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|
L3P is giving me a warning that the following line is not coplanar (0.23184): 4 16 11.89 24 -4.32 11.89 20 -4.32 14.27 20 2.83 14.27 24 2.83 This quad is obviously coplanar. Any advice? -Orion (20 years ago, 21-Nov-04, to lugnet.cad.dev)
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| | Re: LEGOfactory.com launches... and it's big!
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(...) Actually, that could be a good thing. Each pallet *.lxf file is just an archive containing BRICK*.CHUNK part files. (The model *.lxf files are archives each containing a MODEL100.MODEL file.) If a converter is ever programmed, it could make (...) (20 years ago, 15-Nov-04, to lugnet.cad.dev, FTX)
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| | Re: LEGOfactory.com launches... and it's big!
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(...) Marc (or anyone!) ... I have another technical question regarding these "brick palletes". I've finally managed to get LDD to run ... after about 9 hours of installing service packs and drivers. Regardless, I was able to use it (relatively) (...) (20 years ago, 14-Nov-04, to lugnet.cad.dev, FTX)
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| |
| | LDraw Design Pad v1.5.6 Released
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LDraw Design Pad (LDDP) is a tool for editing and handling LDraw files in a very comfortable way. The new version can be downloaded here: (URL) Features are: -Fully customizable editor with syntax highlighting -Open multiple files at the same time (...) (20 years ago, 14-Nov-04, to lugnet.announce, lugnet.cad, lugnet.cad.dev) !
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| | Re: LEGOfactory.com launches... and it's big!
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(...) I have tried both. Latest drivers and deleting the specified folder. It seems to hang everyother time. On the alternating runs whne it does not hang on the startup screen it will not show the parts. I have an ATI radeon 7500 AIW. (20 years ago, 12-Nov-04, to lugnet.cad.dev, FTX)
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| | Re: LEGOfactory.com launches... and it's big!
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(...) Went to IBM and downloaded the latest driver for my laptop's video card (Mobility Radeon 7500). Unfortunately, things seem to have only gotten worse. :( The first couple of times after updating the driver the app *seemed* to work a bit better. (...) (20 years ago, 12-Nov-04, to lugnet.cad.dev, FTX)
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| |
| | Re: ptreleases.cgi - Ready to Roll?
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(...) Yep, that fixed it. Thanks a lot. --Travis (20 years ago, 10-Nov-04, to lugnet.cad.dev)
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| | Re: ptreleases.cgi - Ready to Roll?
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(...) Thanks for fixing this, Dan. Steve (20 years ago, 10-Nov-04, to lugnet.cad.dev)
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| | Re: LEGOfactory.com launches... and it's big!
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(...) I will check the driver tonight after work. Are there also known issues with laptop keyboards? My cursor keys have no effect on the selected bricks. Thanks! Allan (20 years ago, 10-Nov-04, to lugnet.cad.dev, FTX)
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| | Re: LEGOfactory.com launches... and it's big!
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|
(...) Hi Allan, This is a fairly common problem, it is almost always caused by your video card drivers being out of date. You should install the latest ones from your manufacturer's website. If you have an nvidia or ati card you can use their (...) (20 years ago, 10-Nov-04, to lugnet.cad.dev, FTX)
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| |
| | Re: ptreleases.cgi - Ready to Roll?
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(...) Oops. Try now? (20 years ago, 10-Nov-04, to lugnet.cad.dev)
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| | Re: ptreleases.cgi - Ready to Roll?
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(...) That fixed ptreleasesnew.cgi (the test script), but not ptreleases.cgi (the production script). --Travis (20 years ago, 10-Nov-04, to lugnet.cad.dev)
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| | Re: ptreleases.cgi - Ready to Roll?
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(...) Try now - Steve was rearranging some files, and forgot to update a subroutine call. (20 years ago, 10-Nov-04, to lugnet.cad.dev)
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| | Re: ptreleases.cgi - Ready to Roll?
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(...) It would appear that neither script is working now. --Travis (20 years ago, 10-Nov-04, to lugnet.cad.dev)
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| |
| | Re: LEGOfactory.com launches... and it's big!
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(...) It's coming. Patience ... :-) -Tim (20 years ago, 10-Nov-04, to lugnet.cad.dev, FTX)
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| |
| | Re: LEGOfactory.com launches... and it's big!
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|
(...) How about an LDraw file to LDD file convertor? Or is that what you meant...one that would translate both ways? :) Has anyone tried using this application? Am I the only one finding it to be a steep learning curve? (...) I'd be happy just to (...) (20 years ago, 10-Nov-04, to lugnet.cad.dev, FTX)
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| | Re: LEGOfactory.com launches... and it's big!
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|
(...) Say (conservatively) these are placed in 1,000 retail outlets worldwide (include S@H as one) Each sells 5 sets per week. Since these are micro, with a small piece count around 100-150, estimate price at about $10 Designer earns 5% of each (...) (20 years ago, 9-Nov-04, to lugnet.cad.dev, lugnet.lego, FTX)
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| | Re: LEGOfactory.com launches... and it's big!
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|
(...) LPRIZE, anyone? :) As far as my students, it'll probably be a case of them designing in whatever package they want (even, gasp, REAL LEGO) and then one or two of them figuring out how to make the design over again in LDD for contest upload. I (...) (20 years ago, 9-Nov-04, to lugnet.cad.dev, FTX)
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| | Re: LEGOfactory.com launches... and it's big!
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|
(...) AFAIK, no one yas yet tried to write a LDD file to LDraw file convertor. This might be the thing though, eh? Of course it would be entirely unofficial until and unless LEGO blessed such an effort. One big gotcha is catching that all the (...) (20 years ago, 9-Nov-04, to lugnet.lego, lugnet.cad.dev, FTX)
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| | Re: Interoperability: Conversion from LDRAW to ProE or Inventor 7
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(...) What 3D file format(s) does ProE or Inventor support? -Orion (20 years ago, 5-Nov-04, to lugnet.cad.dev)
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| | Interoperability: Conversion from LDRAW to ProE or Inventor 7
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|
Greetings! We are trying to build a trophy part. We will build it using rapid prototyping. To do this we have designed a trophy in ProE (and in Inventor 7). We want a 1x2 brick with a flat plate on top of the brick and the trophy on top of the (...) (20 years ago, 5-Nov-04, to lugnet.cad.dev)
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| |
| | Re: Ghost bug in 3.11
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|
(...) I cool with that. It's a whole lot easier for me to make ldglite behave well as a unseen simple renderer, and let LPub handle all the tricky instruction formating macros. The only reason I can see for me to add internal ldglite support for all (...) (20 years ago, 3-Nov-04, to lugnet.cad.dev)
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| | Re: Ghost bug in 3.11
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|
(...) time I invoke ldglite and it finishes. This non-interactive render ignores all steps. I'm sure LPub has handled and removed all the CLEAR statements in the process of creating a step DAT. In this scenario, I see no need to use the -D. (...) (...) (20 years ago, 3-Nov-04, to lugnet.cad.dev)
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| | Re: Ghost bug in 3.11
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(...) I'm a bit lost here. Are you talking about using ldglite to render image files, or render interactively? I ask because -mf and -mF ignore all STEP commands, but only for the non-interactive image file generating usage. There is a -D command (...) (20 years ago, 3-Nov-04, to lugnet.cad.mlcad, lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
In lugnet.cad.dev, Don Heyse wrote: <snip> (...) Thanks Don, I got it working for both assembly images and part images. Kevin (20 years ago, 1-Nov-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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(...) Oh all right. You forced me to figure out what's up with the sourceforge. Apparently they disabled the cronjobs back in july, so my daily snapshot has to be made manually. I guess I'll have to start calling it more of an occasional snapshot. (...) (20 years ago, 30-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
Hi Don, How are the updates going to ldglite? I'd like to test it with LPub before I release a new version. I've got it all wired in for construction images and PLI and it seems to work well. I'd love to have -mf and -mF soon. Kevin (20 years ago, 29-Oct-04, to lugnet.cad.dev)
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| | Re: Part number for old Technic piston?
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|
(...) Thanks, Ross. On the Parts Tracker, I've moved x849.dat to 3652.dat. Steve (20 years ago, 29-Oct-04, to lugnet.db.brictionary, lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) Not yet. The current release always picks -4/3*x for the aspect ratio. I know the negative sign is required to convert the y axis from ldraw coords to POV. I'm not sure how that gets worked into the upcoming version of l3p, which does have a (...) (20 years ago, 26-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) The 4/3 is the aspect ratio of the POV generated rendering (matches 800x600, 1024x768, 1600x1200 etc.). If you for some reason want POV to do a high, narrow (or low, long), rendering this factor has to be changed. It's often easier to do a (...) (20 years ago, 26-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) I assume that L3P allows the output to be any aspect ratio. The page is a little confusing that way. However, it's trying to tell you how the camera angle argument works, going on the assumption you haven't changed the aspect ratio. Just (...) (20 years ago, 26-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) aspect ratio is always maintained even if the (horizontal) viewing angle is changed"? Does l3p not allow tall skinny windows? Should (width/height) always be (4/3) even if the window is tall and skinny? Or does it just mean the pov file will (...) (20 years ago, 26-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) I thank you for the complement, but in this particular instance, I have to give credit where credit it is due. I'm sure I could have derived the above equation on my own, but here is the actual comment out of LDView that I got the above from: (...) (20 years ago, 26-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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(...) See, this is why ldview is so much better. I'm still trying to absorb the first post and you whip out the math. Ok, apparently I knew about the horizontal/vertical bit at one point because the code to print an l3p command line contains this (...) (20 years ago, 26-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) In case you don't want to think about the math, here it is: vfov = 2*atan(tan(hfov/2)/(...h/height)) --Travis (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) Please note that L3P's field of view is the horizontal field of view, and OpenGL's is the vertical field of view. You have to convert if you want the same result. You can check real quick by doing a square image in each. If they look the same, (...) (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) <snip> (...) Ooooohhhhh. Thanks for that one..... that will make my code smaller. (...) Kevin (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) Yeah, me too, but opengl requires it. I didn't make them automatic because the ldlite parser draws as it parses, so it doesn't have access to the bounding box of the model. I'll fix it for the l3 parser to default the clipping planes just (...) (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) I just wasn't sure what to do with -z and -Z. LPub has to manage ROTSTEPS and such, so it pre-rotates the model into the desired view angle. It also centers the model in the process. The default value of -z10 clips the front of the car off. (...) (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) I can live with -ms, but would prefer to have -mS working also. I'm not sure if the rapid popping up and down of the window will cause palpatations. (...) Thanks again, Kevin (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) Yeah, that 60000 number plays havoc with a bunch of things. You get a lot of z-bleeding because the clipping planes are spread so far apart. Maybe I get less depth bits on the offscreen buffer. Gotta check. And I suppose I should borrow the (...) (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LDGlite and LPub
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|
(...) <snip> (...) Hi Don, Thanks for the help. I was able to make -mS work, but only if I backed way off on the 60000 number. By the time LPub presents the car model to ldglite to render, LPub has alrealy applied ROTSTEP to the model, assuming the (...) (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LDGlite and LPub
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|
(...) Ok, now we're getting closer to the problem, I think. The ldglite image is blank, so I changed a few things to see what's up. I switched -mS to -ms so I could see it on screen and got a car facing forward. Does the offscreen windows rendering (...) (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| | Re: LDGlite and LPub
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|
(...) Don, Thanks for the help. I run L3P like this: set PATH=C:\LDRAW; set LDRAWDIR=C:\LDRAW l3p.exe -stdout -ca1.000000 -cg30.000000,45.0000...000.000000 -q2 -b0x02ffffff -o LDraw\CAR.DAT POV\CAR.pov and I get this result rendering at 800x600 (...) (20 years ago, 25-Oct-04, to lugnet.cad.dev)
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| |
| | Re: ptreleases.cgi - Ready to Roll?
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|
(...) Good. :) I've moved the changes to ptreleases.cgi, so that can now be considered a 'production' script. I'll write up some information about it, and add it to the Official Library page. (...) You're welcome. Though I must say, it took me long (...) (20 years ago, 20-Oct-04, to lugnet.cad.dev)
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| |
| | Re: ptreleases.cgi - Ready to Roll?
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|
Hi Steve, "Steve Bliss" <steve.bliss@earthlink.net> schrieb im Newsbeitrag news:I5Kr1I.D49@lugnet.com... (...) the (...) (URL). (...) new (...) This looks perfect! Thank you! Michael (20 years ago, 19-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LDGlite and LPub (and maybe ldview?
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|
(...) Ahh, nevermind. That didn't really work either. Applying the opaque/transparent only filter right before dumping the png is simple, and looks good enough for me. I'm going with that and forget about the icky sharp outer edges for now. They (...) (20 years ago, 15-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LDGlite and LPub (and maybe ldview?
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|
(...) Ok i did a quick once over of glBlendFunc manpage and it looks like switching line antialiasing from: glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); to glBlendFunc(GL_SRC_A..._SATURATE, GL_ONE_MINUS_SRC_ALPHA); eliminates the problem (...) (20 years ago, 15-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LDGlite and LPub (and maybe ldview?
|
|
(...) Thanks, that did it. Yuck! (...) Let's see if I understand what's going on here. When I antialias the edge lines, the RGB colors buffer gets blended, and so does the alpha channel. If alpha was all zeros, now instead of all ones, it gets (...) (20 years ago, 15-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LDGlite and LPub (and maybe ldview?
|
|
Note that I'm sending followups to lugnet.cad.dev. (...) All I did was create an HTML document real quick and looked at it in Firefox. The following is the content of that document: <HTML> <HEAD> </HEAD> <BODY BGCOLOR="#FF0000"> <IMG (...) (20 years ago, 14-Oct-04, to lugnet.cad, lugnet.cad.dev)
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| |
| | Re: ptreleases.cgi - Ready to Roll?
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|
(...) It works for me, and I don't remember anyone saying they're using the old one (other than myself), so I say go for it and make it official. This will kill that functionality in the private LDView 3 Alpha that a few people have, but that (...) (20 years ago, 14-Oct-04, to lugnet.cad.dev)
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| |
| | ptreleases.cgi - Ready to Roll?
|
|
A couple of months ago, there were a number of changes implemented for the ptreleases.cgi script, but they were never confirmed and put in place as the final version. The latest cgi is available at (URL). To see a list of all the options, try (URL). (...) (20 years ago, 14-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LPub mask generation
|
|
In lugnet.cad.dev, Kevin L. Clague wrote: [ ... snipped ... ] (...) Awesome. When you have a build you think is stable enough please let me know and I will put it to the test! Thanks for continuing to work on this for me. Mike (20 years ago, 13-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LPub mask generation
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|
(...) I remembered that the issue we ran across at BrickFest was a simple one, but I couldn't remember the specifics. The fix is a two character fix. I forgot to put a semicolon after AMB and DIFF in the POV-File. Right now I'm running through your (...) (20 years ago, 13-Oct-04, to lugnet.cad.dev)
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| |
| | Re: Idea for a new feature in a Lego CAD program.
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|
(...) Sounds good.. But i would like to see some technic compatability as well.. Technic pieces are the hardest to position. Thank you, though. :) (20 years ago, 9-Oct-04, to lugnet.cad.dev)
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| |
| | Re: Idea for a new feature in a Lego CAD program.
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|
(...) BlockCAD (see sig.) has snapping. In fact it's impossible to put parts inside each other there. OTOH, BlockCAD has many other limitations (studs up only, 90 degrees turning only, limited part library) so it's usability depends on what you are (...) (20 years ago, 9-Oct-04, to lugnet.cad.dev)
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| |
| | Re: Idea for a new feature in a Lego CAD program.
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|
(...) Wonderful. Glad to see someone already thought about this and is implementing it into a working program. Thanks for the information, Travis. :) (20 years ago, 9-Oct-04, to lugnet.cad.dev, FTX)
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| | Re: Idea for a new feature in a Lego CAD program.
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|
This has been talked about in the past. There's even a lugnet group devoted entirely to one of the proposals: (URL). I believe that the author of the Glide app is the only person to announce an intention of producing an LCD-based implementation. I (...) (20 years ago, 8-Oct-04, to lugnet.cad.dev, FTX)
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| |
| | Idea for a new feature in a Lego CAD program.
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|
I was thinking about how difficult it is to build things in MLCad. It's not technically difficult to build them, but it is difficult to position things properly. Even when you think you have a piece positioned properly, it ends up coming out wrong (...) (20 years ago, 8-Oct-04, to lugnet.cad.dev, FTX)
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| |
| | RE: help with ldraw
|
|
right click in each window and select "show scroll bar" from the menu -----Original Message----- From: news-gateway@lugnet.com [mailto:news-gateway...ugnet.com] On Behalf Of vineethonkan Sent: 08 October 2004 16:12 To: lugnet.cad.dev@lugnet.com (...) (20 years ago, 8-Oct-04, to lugnet.cad.dev)
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| |
| | help with ldraw
|
|
Hey y'all- I was just working on my LDraw when I experienced a problem. On the four small dimension windows, the up-down, left-right scrolls have vanished. Is there a way I can retrieve them? (I don't know what I did). (20 years ago, 8-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LPub and Lsynth page for tracking enhancement requests and bug fixes
|
|
"Kevin L. Clague" <kevin_clague@yahoo.com> wrote in message news:I52p4z.1xwI@lugnet.com... [ ... snipped ... ] (...) construction (...) sizes (...) LPub (...) I believe that will do. Thanks, Mike (20 years ago, 7-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LPub mask generation
|
|
"Kevin L. Clague" <kevin_clague@yahoo.com> wrote in message news:I52sF2.LI3@lugnet.com... (...) [ ... snipped ... ] (...) Excellent. I had been meaning to get the data back to you but have yet to do so. Let me know if I can provide anything else. (...) (20 years ago, 7-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LPub mask generation
|
|
(...) Mike, I recovered your emails about this problem and chasing it down. (...) Kevin (20 years ago, 4-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LPub and Lsynth page for tracking enhancement requests and bug fixes
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|
(...) Looking at the above list seriously..... You list a number of sub-model specific desires including: 1. view angle on a sub-model basis. You already have this using MLCad's ROTSTEP meta-command. ROTSTEP only applies to the file that contains (...) (20 years ago, 4-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LPub request
|
|
(...) The PLIST BEGIN SUB meta solution is fine. My problem was due to a lack of knowledge regarding LPub META commands. -Orion (20 years ago, 4-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LPub and Lsynth page for tracking enhancement requests and bug fixes
|
|
(...) My solution to the above is to give you explicit control over construction image render window size and PLI render window size. You can set these sizes small for test runs. Is this acceptable? It will be available in the next LPub release. (...) (20 years ago, 4-Oct-04, to lugnet.cad.dev)
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| |
| | Re: LPub request
|
|
(...) I'm adding support for s and 48 in lieu of the pathing solution Lars' will be providing. If your flexible axle is produced by some known tool, I'm willing to add supprt for flex axle recognition to LPub. Orion, could you email an example? (...) (20 years ago, 4-Oct-04, to lugnet.cad.dev)
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| | Re: LPub request
|
|
(...) Hi Orion, I never got feedback from you about the PLIST BEGIN SUB solution outlined above. LPub recognizes parts synthesized with LSynth and tries to determine the part being synthesized. It recognizes flexible axles and determines the length. (...) (20 years ago, 4-Oct-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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|
Hi Mike, As it turns out, my laptop hard disk died since brickfest. Please send me all relevent files and some background on how to recreate. Life has been very busy. Thnks for your patience, Kevin (...) (20 years ago, 23-Sep-04, to lugnet.cad.dev)
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| |
| | Re: LPub mask generation
|
|
"Kevin L. Clague" <kevin_clague@yahoo.com> wrote in message news:I4EJ6K.154K@lugnet.com... [ ... snipped ... ] (...) California (...) converted to (...) list (...) Any luck chasing down the problem we were looking at at BrickFest? Mike (20 years ago, 22-Sep-04, to lugnet.cad.dev)
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| |
| | Re: Converting Polyline to Mesh
|
|
(...) Err, no. That would have required some RTFM on my part, which seriously conflicts with the coefficient of laziness. Somebody turn off that firehose, pronto! (20 years ago, 21-Sep-04, to lugnet.cad.dev, FTX)
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| | Re: LPub mask generation
|
|
(...) I was looking too hard in the wrong place. I've got access to it now. I've installed the component, but I think I have to write a header file for it, so that I can use it under C++ builder. It looks very nice to use. I'm really looking forward (...) (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| |
| | Re: LPub mask generation
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(...) Do what? Get the source code, or use the png classes? At least for me, clicking on the link takes me to the sourceforge page for PNGImage, up left is a "Download" link which gets the .zip archive ((URL) I just downloaded it again, to make (...) (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Re: Converting Polyline to Mesh
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(...) the instructions on (URL) this page> when you compiled it? ;-) --Travis (20 years ago, 21-Sep-04, to lugnet.cad.dev, FTX)
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| | Re: Converting Polyline to Mesh
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(...) OK. If some makes commercial/research software that outputs LDraw format, it'd be good for us to know about... (...) Well, there's also the bit about Triangle wanting *me* to tell *it* about holes in the area to be filled -- that was one of (...) (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Re: Converting Polyline to Mesh
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(...) Err, twisted is probably a good call. I followed a few links and did see some with free windows executables, and I thought I saw some that mentioned other "normal" formats like STL and/or DXF? Anyhow, I compiled triangle for windows if you (...) (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Re: Converting Polyline to Mesh
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(...) You have a twisted sense of 'lazy'. ;) Or is there something obvious I'm missing? Steve (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Re: Converting Polyline to Mesh
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(...) Well, just in case you change your mind on gcc, it really is easy. (URL) Anyway, thanks for the link. Once I have results, I post them somewhere. Speaking of links and firehoses, here's a short list of alternative triangle mesh generators. (...) (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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I forgot a few things. First of all, you'll also need the TCImageFormat class. Second, in TCImage, you'll need to comment out the line that looks like so (unless you want to use my TCBmpImageFormat class): addImageFormat(new TCBmpImageFormat, true); (...) (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Re: Converting Polyline to Mesh
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(...) Uh. Wow. Yeah, that should do what I need. If it can fill in Lake Superior, it should handle my little de-rasterized figure. I suspect that using Triangle on my little polygon-filling exercise will be like using a firehose to water a flower (...) (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Re: Converting Polyline to Mesh
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(...) Oops, found it. (URL) in case I lose it again: Delaunay, triangle, vectorize, mesh, polyline, voronoi, and tesselate! That oughta do it... Don (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Re: Converting Polyline to Mesh
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(...) I coulda sworn I mentioned this here before. (URL) I can't find the reference (something about stained glass window patterns). Oh well. Enjoy, Don (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Converting Polyline to Mesh
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Heya, Can anyone point me to an algorithm for converting a polyline to a triangle mesh? The polyline must be allowed to be highly irregular - concave, definitely. Maybe not ... ummm ... fully connected. I've been doing some googling, but so far I've (...) (20 years ago, 21-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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(...) Hi Anders, I have not been able to gain access to the source. Do you have any suggestions on how to do it? Thanks, Kevin (20 years ago, 20-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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(...) Both classes are in the TCFoundation directory: TCImage and TCPngImageFormat. To use them directly, you'll also need TCObject and TCAutoreleasePool. However, the only thing they use out of there that I know of is my reference counting stuff, (...) (20 years ago, 20-Sep-04, to lugnet.cad.dev, FTX)
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| | Re: LPub mask generation
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(...) Hi Travis, I've downloaded LDview, and gotten libpng and zlib built under C++ Builder. What classes do you have for reading and writing PNG files based on libpng. I'd like to give them a look. Thanks, Kevin (20 years ago, 20-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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(...) This project seems pretty old, but you've set me on the right track. PNG provides compression like JPG and no loss of image quality like BMP. Plus POV-Ray supports alpha channel with PNG. These three combined set me off on the task of (...) (20 years ago, 17-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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(...) If you're interested, LDView has two C++ classes that together allow you to write a PNG via libpng. They have the advantage of being much easier to use that libpng itself. Take a look in the LDView source at TCImage.{h,cpp} and (...) (20 years ago, 16-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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(...) I just upgraded to Borland C++ Builder 6, and there is a good PNG library for it. I'll use that and convert LPub over to use PNG (instead of BMP and JPG?). Alpha channel will be nice, allowing for semi-transparency. Kevin (20 years ago, 16-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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(...) LPub is written in Borland C++ Builder, which is the C++ version of Delphi. The programing language is different, but the libraries are the same. I'd like Alpha channel, instead of binary bitmap, because it might provide some help with (...) (20 years ago, 16-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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(...) LPub is written in Delphi, if I'm not misremembering? Have you looked at (URL) can't say I understand all of the code at a quick glance, but it looks like all you have to do is setting the Alpha channel to a suitable value for every pixel, and (...) (20 years ago, 16-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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(...) Careful! A *Windows* color value uses the high bit to indicate that the rest is an index into the 'System Color Palette' and not a RGB value at all (In Delphi you have ColorToRGB() to get the RGB value from such a 'color'). I'm not at all sure (...) (20 years ago, 16-Sep-04, to lugnet.cad.dev)
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| | Re: LPub mask generation
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(...) What about jpeg 2000? It seems to have some sort of support for alpha channels. Don (20 years ago, 16-Sep-04, to lugnet.cad.dev)
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