IRC log for #brlcad on 20120827

00:42.43 starseeker well, here's what I did instead of being productive this weekend: http://bzflag.bz/~starseeker/eniac_1946.pdf
00:48.50 starseeker probably enough there to cad model the ENIAC
00:58.43 starseeker waits for ``Erik to show him how that could have been done with imago, vecto, cl-pdf and ten lines of lisp
01:30.32 elf__ Thanks, brlcad now it does work.
02:05.42 CIA-69 BRL-CAD: 03TerrencexiavnrgklrAlicea 07http://brlcad.org * r4375 10/wiki/E_Cigarettes_Save_Lives: New page: There are approximately 700 to 900 deaths per year in the U.S. resulting from fires ignited by unattended cigarettes. New technology has given us a fire safe cigarette; a way to reduce the...
04:40.13 *** join/#brlcad LukeP (~lpearson@131.203.71.74)
04:41.48 LukeP Hey guys, I'm an IT Admin, and I have a few questions regarding ACAD, printers, and shared files. The first one, is if I change the dinosaur of a plotter we have currently for a modern one, would you expect our CAD 'office champion' to need to change page setups on every drawing, or would that sound a little wonky?
09:27.08 *** join/#brlcad stas (~stas@82.208.133.12)
09:33.56 *** join/#brlcad Stattrav_ (~Stattrav@61.12.114.82)
09:45.03 *** join/#brlcad elf_ (~elf@109.97.159.5)
11:35.58 starseeker LukeP: we don't know anything about ACAD - this channel is BRL-CAD specific
13:09.10 CIA-69 BRL-CAD: 03Elf11 07http://brlcad.org * r4376 10/wiki/User:Elf11: /* Log */
13:36.07 ``Erik 300 megs? O.O
13:38.44 starseeker ``Erik: yep
13:39.18 starseeker about 830 scanned pages
13:39.46 starseeker that's nothing - you should see the original image files, especially when converted from jpeg2000 to png
13:39.51 ``Erik ah, I'm only getting 220KB/s
14:15.35 brlcad is getting less
14:17.28 CIA-69 BRL-CAD: 03Sean 07http://brlcad.org * r0 10/wiki/Special:Log/block: blocked [[User:TerrencexiavnrgklrAlicea]] with an expiry time of infinite (account creation disabled, e-mail blocked): Spamming links to external sites
14:17.39 CIA-69 BRL-CAD: 03Sean 07http://brlcad.org * r0 10/wiki/Special:Log/delete: deleted "[[E Cigarettes Save Lives]]": spam
14:23.51 brlcad ``Erik: what is your current rate?
14:24.28 starseeker brlcad: he got it already
14:24.36 starseeker looks like about half that
14:25.19 brlcad more specific?
14:26.29 starseeker varying between 120 an 199
14:29.03 brlcad files a ticket
14:30.03 ``Erik was 220, jumped up to 800 for a bit.. was talking to starseeker instead of watching it like a hawk, so it probably went back down...
14:30.36 ``Erik that was bz->crit http, tinyproxy, crit->desktop ssh
14:30.54 ``Erik so tons of ways to slow it down
14:32.41 brlcad taking down bind
14:33.44 brlcad getting 20-70kb/s to me, 1.5MB/s to crit
16:01.45 CIA-69 BRL-CAD: 03n_reed * r52255 10/brlcad/trunk/include/nurbs.h: try and address FIXMEs by providing plausible implementations for stubs
16:23.03 *** join/#brlcad Al_Da_Best (~Al_Da_Bes@5e0eb61d.bb.sky.com)
17:18.43 *** join/#brlcad elf_ (~elf@109.97.159.5)
17:21.26 brlcad elf_: saw the patch, does that mean you tested it successfully? :)
17:25.55 elf_ Hey, brlcad, yes I tested the tool before modifying anything, and after and it looks like it does the same thing but now it has as default the single buffer.
17:26.25 brlcad elf_: very good, so running from the build directory helped clear things up?
17:34.50 CIA-69 BRL-CAD: 03brlcad * r52256 10/brlcad/trunk/src/libfb/if_ogl.c:
17:34.50 CIA-69 BRL-CAD: apply sf patch 3562134 (IF_OGL framebuffer interface single-buffer by default)
17:34.52 CIA-69 BRL-CAD: from Niculaescu Oana ( elf11 ). switches the ogl framebuffer from double to
17:34.52 CIA-69 BRL-CAD: single buffering by default and adds a new 'S' option for specifying
17:34.52 CIA-69 BRL-CAD: double-buffering (d/D was taken).
17:50.28 CIA-69 BRL-CAD: 03brlcad * r52257 10/brlcad/trunk/ (AUTHORS NEWS TODO):
17:50.28 CIA-69 BRL-CAD: document code contribution from Niculaescu Oana for his patch that switches the
17:50.28 CIA-69 BRL-CAD: opengl framebuffer from double to single buffering by default. this should
17:50.28 CIA-69 BRL-CAD: greatly improve performance of the framebuffer, particularly for very large
17:50.29 CIA-69 BRL-CAD: contexts.
17:53.05 elf_ brlcad, yes it did help running from the directory and now everything does make sense, thank you for your help :)
17:55.50 brlcad excellent
17:55.59 brlcad elf_: did you participate in gsoc?
17:57.03 elf_ I didn't have any projects in gsoc, first project of this nature :) and also my first open source contribution
17:58.16 brlcad outstanding (and congrats on taking that first step) .. it's a great way of life ;)
17:59.29 CIA-69 BRL-CAD: 03brlcad * r52258 10/brlcad/trunk/AUTHORS: Oana is first name, not surname
17:59.42 elf_ Yes, I thought it was time to take this step, good opportunity to learn new things and also help the community, and I like it :)
17:59.53 elf_ Thank you for updating that, brlcad :)
18:00.19 brlcad no problem oana ;)
18:14.03 brlcad so elf_, that was a perfect patch -- so next up I suggest tackling something the same or just a little more complex
18:14.43 elf_ Okay, do you have some specific in mind?
18:14.45 brlcad maybe apply the same change to any of the other if_*.c framebuffers that have single/double buffering options and are defaulting to double (even if you can't compile them)
18:14.56 brlcad then something in libged would be good
18:15.39 elf_ Why are you saying "even if you can't compile them" they are not complete or something else?
18:18.33 brlcad they are for different platform environments
18:18.49 brlcad if_wgl.c for example is nearly identical to ogl, but is for Windows
18:18.59 brlcad only gets compiled if you're on Windows, obviously ;)
18:21.00 brlcad a good libged task might be this: migrate the mged 'joint' command to libged
18:21.32 brlcad nearly every topic needed to do that will help you for understanding the simulate infrastructure
18:21.52 elf_ Hmm I see, I looked into if_wgl.c when I did if_ogl.c and figured it was for windows :)
18:25.26 elf_ Okay, so I will work on the other if_*.c files where double/single buffer is present and will start looking into migrating the joint command to libged
18:26.51 elf_ About that it's there a specific file where I should start in the mged folder?
18:27.14 brlcad as you venture into more complex code, be sure you're read the HACKING file if you've not already
18:28.05 elf_ Oh, and something that I found useful so far and it would be really great if it would be available for later versions of the soft is this http://brlcad.org/xref/source/ . Or it is already available and I haven't found it yet?
18:28.25 elf_ And I have already read the HACKING file but I will read it again :)
18:29.19 brlcad HACKING is more important when you get to *writing* new code, not just updating existing or adding/changing a few lines
18:29.42 elf_ I understand that :)
19:04.37 *** join/#brlcad Stattrav_ (~Stattrav@61.12.114.82)
19:34.12 CIA-69 BRL-CAD: 03r_weiss * r52259 10/brlcad/trunk/src/librt/primitives/nmg/nmg_tri.c:
19:34.13 CIA-69 BRL-CAD: Changed the name of function "nmg_isect_lseg3_eu" to "nmg_isect_potcut_fu" which
19:34.13 CIA-69 BRL-CAD: better describes its purpose. Also the first two input parameters were changed
19:34.14 CIA-69 BRL-CAD: from vertexuse to edgeuse. Updated function "nmg_triangulate_rm_holes" to call
19:34.15 CIA-69 BRL-CAD: "nmg_isect_potcut_fu". These changes were in file "nmg_tri.c" and correct bugs
19:34.16 CIA-69 BRL-CAD: with nmg triangulation.
19:36.43 CIA-69 BRL-CAD: 03r_weiss * r52260 10/brlcad/trunk/src/librt/primitives/nmg/nmg_misc.c: Fixed a tolerance bug in function "nmg_loop_plane_area2" in file "nmg_misc.c".
19:37.27 *** join/#brlcad Al_Da_Best (~Al_Da_Bes@5e0eb61d.bb.sky.com)
19:47.43 *** join/#brlcad merzo (~merzo@37-252-133-95.pool.ukrtel.net)
20:46.25 CIA-69 BRL-CAD: 03starseeker * r52261 10/brlcad/trunk/src/libnurbs/CMakeLists.txt: Squash shadow and float-equal warnings from eigen files.
20:47.00 *** join/#brlcad stas (~stas@188.24.47.30)
21:12.33 *** join/#brlcad cristina (~quassel@188.24.47.30)
21:26.43 brlcad waves to cristina
21:40.55 *** join/#brlcad ksuzee (~ksu@46.149.82.166)
21:42.44 *** join/#brlcad ksuzee (~ksu@46.149.82.166)
21:50.16 *** part/#brlcad LukeP (~lpearson@131.203.71.74)
22:10.47 cristina waves back to brlcad
23:08.26 *** join/#brlcad louipc (~louipc@archlinux/fellow/louipc)
23:37.09 CIA-69 BRL-CAD: 03starseeker * r52262 10/brlcad/trunk/src/libnurbs/ (CMakeLists.txt opennurbs_fit.cpp opennurbs_fit.h): Substitute the SimplicialLDLT solver from Eigen into the opennurbs fit code - reduces the surface fitting time from hours to around five seconds.

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