irclog2html for #brlcad on 20050728

00:29.02 CIA-5 BRL-CAD: 03twingy * 10brlcad/src/adrt/ (7 files in 5 dirs):
00:29.02 CIA-5 BRL-CAD: * Overall load time for all 8 nodes during startup is 25% faster.
00:29.02 CIA-5 BRL-CAD: * File size of adrt mesh is now 33% smaller. It uses shortst when trinum
00:29.02 CIA-5 BRL-CAD: of the mesh is under 64K triangles.
00:29.02 CIA-5 BRL-CAD: * Prep data to slaves is now multi-threaded (all slaves get data from
00:29.03 CIA-5 BRL-CAD: master at the same time, heavy network load).
03:19.35 *** join/#brlcad PKMOBILE (~Apathy@130.85.234.180)
05:02.51 *** join/#brlcad Semhirage (~Semhirage@semhirage.user)
12:53.43 *** join/#brlcad cad906 (~0c1b1802@bz.bzflag.bz)
13:18.09 CIA-5 BRL-CAD: 03twingy * 10brlcad/src/conv/g-adrt.c: new and improved! 98% fat free!
13:36.24 CIA-5 BRL-CAD: 03brlcad * 10brlcad/HACKING: inform CADinfo.NET site of releases and other news
13:50.48 CIA-5 BRL-CAD: 03brlcad * 10brlcad/HACKING: add TenLinks Daily to our notification list
13:57.08 prasad_ Twingy, what's new and improved
13:58.15 brlcad if there are fewer than 64k, it uses a short cutting his adrt format by about a third in size
13:58.47 brlcad 280MB->200MB kind of savings, not bad
15:18.55 Maloeran Though I don't think ram usage would reach 200mb with 64k triangles ;)
15:21.39 brlcad that's not memory-- that's on-disk
15:22.06 brlcad and it's per object/structure i believe, which can be arbitrary per file
15:22.40 Semhirage this software is enormous
15:29.20 brlcad lots of functionality after 20 years ;)
15:35.47 Semhirage would you be at all offended if i attempted to make a gentoo ebuild for it?
15:36.36 brlcad not at all
15:36.43 brlcad someone actually started that a while ago
15:37.06 Semhirage isn't one in portage that i can see
15:37.11 brlcad only since 7.4.0 has it been organized sufficiently for a package system such as portage without modification
15:37.24 brlcad go for it ;)
15:37.30 brlcad it'd be very much appreciated
15:37.30 Semhirage be kinda nice, aren't many cad programs at all for linux and this is one of the better
15:37.45 Semhirage not to mention its OSS =D
15:38.27 Semhirage i'll definately give it a shot
15:38.31 brlcad there are no other open source solid modeling packages
15:38.45 Semhirage that is very true
15:39.13 brlcad at least that I've heard of that aren't anything more than a student's toy
15:40.23 brlcad pythoncad and qcad are close, but they're not solid modelers
15:40.40 brlcad blender is the most feature-filled, but it's very far from being a solid modeler
15:41.00 Semhirage blender is a mesh modeler, not a solids
15:41.10 Semhirage i kind of need both
15:41.25 brlcad yeah, we actually use both here ;)
15:41.53 brlcad the adrt visualization engine uses meshes/triangles, but brl-cad has limited mesh facilities
15:42.09 brlcad we can represent them fully, but editing them is a pita
15:42.17 Semhirage i saw mention of that on the website, where do i find more information on adrt ?
15:52.42 prasad_ which i will be changing soon enough
15:52.46 prasad_ =)
16:06.18 brlcad Semhirage: in the src/adrt directory
16:06.37 Semhirage ok so it is a plugin/tool for brlcad
16:06.49 Semhirage i haven't had much chance to play yet, so i've yet to explore everything
16:08.28 brlcad it's a suite of tools
16:08.48 brlcad there are various collections of tools of different types, adrt is one of them
16:09.05 brlcad tools based around a high-performance triangle intersection library
16:11.15 Maloeran Eh, the high-performance part still has room for improvement ;)
16:12.44 brlcad there's always room for improvement, but what do you mean?
16:14.16 Maloeran BSP based ray-tracing is a minimum storage solution, not necessarily the best solution performance-wise, the scene partitionning is quick but not very clever, there are no SSE optimized paths...
16:14.47 Maloeran Ah, I have discussed ray-tracing abundantly with Justin lately
16:29.32 brlcad ahh, that's right, you're alexis
16:30.20 brlcad i'dd be interested in seeing your improvements :)
16:45.00 Maloeran :) I had sent Justin some crude demo, as a quick performance benchmark, though it doesn't show much
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16:46.26 brlcad using adrt?
16:47.12 Maloeran Using my ray-tracer, to compare performance
16:49.28 brlcad ah
19:52.22 CIA-5 BRL-CAD: 03lbutler * 10brlcad/src/gtools/ (g_qa.1 g_qa.c): results formatting for volume/weight
20:55.26 prasad_ yay done with final; 30 mins to spare
20:57.25 *** join/#brlcad nita (~nita@i-83-67-61-194.freedom2surf.net)
20:58.54 nita hello
21:02.05 nita q
21:04.54 *** join/#brlcad nita (~nita@i-83-67-61-194.freedom2surf.net)
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22:45.54 Semhirage is there anywhere i can find a quick and dirty list of package dependancies for brlcad?

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