irclog2html for #brlcad on 20050704

01:35.26 *** join/#brlcad ctjctj (~ctj@192.55.203.132)
02:56.38 CIA-5 BRL-CAD: 03brlcad * 10brlcad/src/librt/g_superell.c: add the equation of an ellipsoid in the comments
02:57.13 brlcad howdy ctjctj
03:26.51 *** join/#brlcad Pimpi (~frank@p5481992C.dip0.t-ipconnect.de)
03:49.31 CIA-5 BRL-CAD: 03brlcad * 10brlcad/configure.ac: stray else removed
04:23.38 CIA-5 BRL-CAD: 03brlcad * 10brlcad/configure.ac: check for bsd libgen.h header for basename/dirname
04:25.04 CIA-5 BRL-CAD: 03brlcad * 10brlcad/src/nirt/if.c: include the libgen.h header instead of overriding the prototype for basename
11:00.47 *** join/#brlcad phcoder (~phcoder@pcp0011642003pcs.aberdn01.md.comcast.net)
14:43.31 ctjctj hello brlcad
15:19.11 CIA-5 BRL-CAD: 03brlcad * 10brlcad/AUTHORS: merge in the contributor details from the old developers.html page; special thanks to the cecom guys, merrit, zumbrunnen, smith, dray, and woo
15:22.54 CIA-5 BRL-CAD: 03brlcad * 10brlcad/AUTHORS: more unfiled to filed; special thanks to satterfield (though he may have contributed code too?) and reed (gsi too?)
15:42.29 CIA-5 BRL-CAD: 03brlcad * 10brlcad/src/mged/ged.c: perform a select on the pipe instead of a blocking read in case the parent dies/fails without sending a response (e.g. no X11 connectivity). wait up to 10 seconds and then give up.
16:07.13 ctjctj brlcad, Harry Reed the younger did not contribute code to BRLCAD. All GSI contributions are marked correctly. Special thanks to Harry Reed, JR. (The elder) because of the support he gave to Mike during the begining of the project.
16:17.34 learner ctjctj, thanks for the clarification.. I think I've heard that 3 or 4 times now but can never seem to keep those two straight
16:18.20 ctjctj learner, No problem. The problem is that Harry Reed, JR is the Elder of the two Reeds. The younger actually has a different middle name than his father.
16:18.48 ctjctj learner, are you Sean?
16:18.55 learner reed jr is listed under the mathematical, algorithmic, and geometric support section for the earlier work
16:19.22 ctjctj Yep, that's about right. That means that Reed, JR and Mike did napkin work together.
16:19.23 learner ctjctj, yep -- and I thought I recognized ctj correctly :)
16:19.59 learner heh
16:21.09 ctjctj I'm impressed with the current release. I've got to get my mods to the BoT up to you. Added complete UV support.
16:21.57 learner we're set to release 7.4 in a few days
16:22.36 learner complete uv support sounds great
16:23.51 learner better yet, you could put the mods in directly if you give me your sf.net id :)
16:24.03 learner :)
16:29.00 ctjctj What sort of response are you getting support wise now that brlcad is open source?
16:30.53 learner support-wise?
16:31.24 ctjctj Yeah, are you getting lots of new code? What sorts of things are getting fixed/extended? What sort of feed back are you getting?
16:31.38 learner from the OS community, it's been a pretty good response .. patches, bug and build fixes, feedback
16:32.04 ctjctj Good! Have you had anybody do a PoV to BRLCAD importer yet?
16:32.25 learner hehe, no not yet, though that's on the wish/todo list
16:33.06 ctjctj I'd love to see some of the comparisons between the two. Though it is a little difficult because PoV is so surface/triangle oriented.
16:33.47 learner it was an interesting tally that I put together a couple months ago for a report -- the number of bug fixes funded/directed internally versus the count external
16:34.07 ctjctj What was the tally?
16:34.29 learner you'd probably be very interested in seeing the new high-speed triangle tracer that was recently added
16:35.12 learner oh, I forget the exact numbers but something on the order of 4 to 1
16:35.32 learner so about 10 internal, 40 external.. something around there
16:35.55 ctjctj Yes I would. The JRM people can't seem to wrap their minds around using anything but triangles. They have beautiful gridded terrains. Which the insist on feeding the terrain through a tool to "reduce the complexity" and then import the new terrain as tiles of BoTs....
16:36.25 learner it's the stuff being called adrt
16:36.42 ctjctj What does adrt stand for?
16:36.44 learner includes a high-speed triangle ray-tracer and a path tracer
16:37.05 learner heh, it's stood for several things so far
16:38.24 learner heh, trying to remember
16:38.40 ctjctj Who's Twingy?
16:38.52 learner twingy pretty much wrote most of it, so most blame can be solidly placed with him
16:38.54 ctjctj I noticed they were one of the locals.
16:39.20 learner ADRT consists of 2 tools RISE (Realistic Image Synthesis Engine) and IGVT (Interactive Geometry Visualization Tool).
16:39.46 learner don't think you've met him, new guy that started a couple years after I showed up
16:40.09 ctjctj Nope, I've not met him. Or if I did, it was only in passing.
16:40.50 learner here's a couple rise images from the path tracer:
16:40.52 learner http://bzflag.bz/tmp/humvee.png
16:42.07 ctjctj Nice model. Shadows look good. Did it have to be hypersampled?
16:42.24 learner http://ftp.brlcad.org/tmp/stryker_slat.png
16:42.37 learner that is a releaseable image, btw
16:43.29 learner that's brl-cad geometry facetized and fed to rise, I believe they are both hypersampled
16:44.28 ctjctj Fucking A.... That is incredable.
16:45.12 ctjctj I'd love to get the DB for the stryker image.
16:47.25 learner yeah, the path tracing is very nice .. just very slow too
16:47.41 learner took a lot of horsepower to generate that image
16:48.54 learner the "igvt" is a nice tool for spinning the whole thing in a shaded 3d in real-time
16:49.09 learner rt sits somewhere in between the two
16:49.23 ctjctj Hey, you have to remember that I started with a VGR 1.05 equivlent machine and that I spent 2 hours per image doing Ball On Table.
16:49.40 learner heh :)
16:50.18 ctjctj You guys are just spoiled. It use to take 24 hours plus to do the benchmarks. Now we do them in less than 5 minutes and complain... *GRIN*
16:50.29 learner i've been wanting to get the benchmarks running on simh (historic computing vax simulator project) .. clock cycle it to get a vgr 1.0
16:50.50 learner the benchmarks are adaptive now too
16:51.26 learner no more "0.2" seconds to compute moss world
16:51.41 learner if the machine really is that fast, it will increase the workload
16:51.43 ctjctj I had it working a bit ago. The problem was that under FreeBSD I couldn't get the simh ethernet to work.
16:52.22 ctjctj So I had a bitch of a time moving cad stuff in and out. I'll give it another try after the 7.4 release.
16:52.47 learner i couldn't get it to work under os x either, but didn't need it -- i ended up mounting a file as a device, dd'ing the raw 'device' bytes to transfer files
16:54.08 learner yeah, that was a pita -- but I did get a compile eventually :)
16:55.31 ctjctj I'll see if I can get any sort of ether net to work under freebsd, if we can do that, then we should be able to get it to give us good stable numbers.
16:55.35 learner well, gotta run out -- you have commit access now among a variety of other things now too so you should be able to check out non-anonymous
16:56.00 ctjctj Thanks lots.
16:56.34 learner HACKING file has the basics, though you probably know most of what's in there already
16:57.35 learner we're on a monthly iteration release cycle now at least on the open source side with a new release pushed out at the beginning of every month
16:59.00 learner generally try settle down commits a day or two before the end of the month in a pseudo mini-code freeze until release is made, with only bug/build fixes hopefully
16:59.35 learner if development is on a roll, though, we can always make a maintenance branch and stabilize that so head dev can continue -- only needed to do that once so far
17:21.46 *** join/#brlcad TheLastSpartan (guu@myth.gibbscam.com)
23:57.05 *** join/#brlcad phcoder (~phcoder@pcp0011642003pcs.aberdn01.md.comcast.net)

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