irclog2html for #brlcad on 20050303

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03:21.32 *** join/#brlcad PrezKennedy (~Matthew@resnet-253-237.resnet.umbc.edu)
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12:46.26 *** join/#brlcad Azlan (~d9d1678f@bz.bzflag.bz)
12:48.25 Azlan hi.. I'm trying to compile brl-cad on my WinXp computer.. But the problem is.. i looked at the source and there only U*ix scripts.. Any alternative package??
12:49.29 Azlan Should i dl automake for windows to?
12:50.23 *** join/#brlcad Azlan (~d9d1678f@bz.bzflag.bz)
14:01.57 brlcad Azlan: there are studio workspace build files (awefully out of date) in some of the directories that might be helpful
14:02.16 brlcad Azlan: more likely, though, the easiest path to getting everything to work is via mingw/cygwin
14:02.49 brlcad there are new .net build files being put together, but those will not be likely ready for a while
14:03.40 brlcad I'll be glad to help you through any problems you have with the build regardless of the build method, but especially if you choose the mingw route
16:12.59 *** join/#brlcad CIA-3 (~CIA@flapjack.navi.cx)
17:43.28 narnia knock, knock, anyone home?
18:04.47 brlcad howdy ho
18:23.21 narnia brlcad, you still here?
18:23.53 narnia brlcad, sorry i was reading an e-mail list.
18:24.06 narnia brlcad, i have some good news.
19:27.55 brlcad good news? :)
19:34.34 narnia brlcad, you still here?
19:34.56 narnia brlcad, yes, good news. ;-)
19:35.50 brlcad i'm still here
19:35.52 brlcad what's up?
19:36.00 narnia brlcad, there you be. ;-)
19:36.07 brlcad there I be
19:36.16 brlcad and there you be
19:36.31 narnia brlcad, i have a pdf copy of 10303-11:2004. express language reference manual edition 2.
19:36.36 brlcad heh
19:36.49 brlcad I won't ask, but good to hear :)
19:36.59 narnia brlcad, it is entirely legal.
19:37.05 brlcad ah, even better
19:38.18 narnia brlcad, to bring you update to date it may be quicker and easier if you have the time to read the following e-mail list. http://step.nasa.gov/pipermail/step-os/2005-March/date.html
19:38.52 narnia brlcad, there are only 16 msgs.
19:38.57 brlcad mkay
19:39.27 narnia brlcad, the important msg is http://step.nasa.gov/pipermail/step-os/2005-March/000139.html
19:40.00 narnia brlcad, perhaps you may obtain a legal copy also. ;-)
19:40.57 narnia brlcad, i am comparing the -11:ed2 to nist express lib.
19:42.05 narnia brlcad, i figure 5 days to get nist express lib updated. a couple days of testing. then perhaps have the folks on step-os test it.
19:42.22 narnia brlcad, the part 21 parser is going okay.
19:44.47 narnia brlcad, know anyone knowledgable in step-nc? step-nc is yet another iso standard. in other words obscenely expensive. ;-)
19:46.22 narnia brlcad, i am also working on, for my own use, a couple perl scripts to help with the work.
19:49.16 brlcad that's pretty cool, hehe
19:49.20 narnia brlcad, i am toying with the idea to write a perl script that would take an express file and create an xfig document from it.
19:49.34 narnia brlcad, which part is pretty cool?
19:50.18 narnia brlcad, i take it you have read the step-os e-mail list.
19:51.11 narnia brlcad, any thoughts on the suggestion to implement ap210 since it covers most other aps?
19:54.02 brlcad give me a second
19:54.04 narnia brlcad, sorry, just re-read that msg. ap203 covers most of the other aps. the person would like the brl-cad to support the gemometry portions of ap210.
19:54.17 narnia brlcad, times up. ^_^
19:55.05 narnia brlcad, ;-) i am joking. pulling your chain. pulling your leg. having some fun. etc.
20:27.11 brlcad that's about a second, right? :)
20:40.52 narnia brlcad, sorry was watching fosset land in kansas. he made it sole around the world non-stop.
20:41.19 brlcad not a problem, just reading more of that list
20:41.52 brlcad wonder if ap203/214 would similarly qualify as "iso 10303 support activity" :)
20:42.23 narnia brlcad, good question.
20:42.56 brlcad so the take seems to be that libexpress as received from nist is 1994 compliant but not 2004
20:43.30 narnia brlcad, yes.
20:44.10 narnia brlcad, i figure 5 days to get -11:2004 compliant.
20:47.10 narnia brlcad, altering the yacc and lex files to keep express ed1 and add epxress ed2 so both will work is time consuming.
20:47.33 narnia brlcad, did you happen to read my intro msg?
20:49.09 brlcad yes, I read the whole thread
20:49.50 brlcad Craig's name is rather familiar too
20:50.11 brlcad probably just from exp-engine though
20:50.44 narnia brlcad, any comments on my intro? i think i covered what our goals are.
20:51.10 brlcad No, looked good
20:51.13 brlcad well put
20:51.52 narnia brlcad, basically, the 'kiss' philosophy. ;-)
20:52.19 narnia brlcad, as in 'straight c, yacc, and lex'
20:53.08 narnia brlcad, at some point we will need to create a 'map' from express/step to brl-cad database.
20:53.39 brlcad I'm a bit surprised Steve posted, but no matter.. we're now one step closer
20:53.46 narnia brlcad, need to search for some gnu gpl or public domain brep to csg routines.
20:54.12 narnia brlcad, no pun intended i am sure. ;-)
20:54.24 narnia brlcad, do you know steve?
20:54.32 brlcad actually that's one of the primitives that just needs to be added as a full-fledged primitive
20:54.57 narnia brlcad, ah.
20:54.58 brlcad depending on which implementation of brep you're referring to of course
20:55.16 brlcad we already do polygonalized brep
20:55.21 brlcad we don't do spline
20:55.57 brlcad and that's mainly just because the modeler needs a slew of changes to support them
20:56.08 brlcad (like a new modeler) ;)
20:56.39 narnia brlcad, you should have that done in a day ro two then. ;-)
20:57.41 brlcad heh
20:58.08 brlcad knowing exactly what I need to do doesn't make it any easier :)
20:58.33 narnia brlcad, on a serious note, at some point in the distant future spline brep will be supported.
21:00.28 jano buckyballs!
21:01.00 brlcad narnia: most definitely
21:05.57 brlcad narnia: adding new primitives is only generally difficult in one aspect -- the ray-intersection test
21:06.31 brlcad i've been meaning to write a paper on just how to do that, having written two new primitives myself
21:08.15 brlcad i'd have to pull up some research papers on implicitly defined spline computations, but I suspect what will be most problematic is the root solver
21:08.48 narnia brlcad, umm.
21:08.52 brlcad brl-cad's current root solver is one that favors speed over most other qualities because the primitives that use it are _very_ well behaved
21:09.02 narnia jana, stickybuns.
21:09.14 brlcad a generic spline primitive would not necessarily be so well behaved
21:09.16 narnia jano, as in pastry.
21:09.44 narnia brlcad, agreed.
21:10.23 brlcad There are lots of readily available quadratic root solvers in abundance though .. just need to test them out
21:10.25 narnia my typing sucks today.
21:11.15 narnia brlcad, will you be around this evening?
21:11.22 brlcad should be
21:12.10 narnia narnia, okay. i really need to go soak my left arm. i will be back this evening.
21:13.00 narnia brlcad, today has been a good day.
21:13.34 brlcad indeed!
21:13.43 brlcad nice job on the list
21:13.50 brlcad I wasn't even aware of that list until now
21:17.27 jano soak your left arm
21:17.34 narnia brlcad, thank you. i found it yesterday. figured it was worth a shot.
21:17.44 jano that's just the most random goodbye statement I've seen
21:18.10 jano :D
21:18.17 narnia jano, i would but tom, the new puppy, needs someone to watch him.
21:19.02 narnia jano, i am the official puppy watcher.
23:52.58 Azlan Then mavy its easyer compileing on linux for windows?? Possible?

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