IRC log for #brlcad on 20070824

01:51.32 CIA-27 BRL-CAD: 03johnranderson * 10brlcad/src/librt/g_pipe.c:
01:51.32 CIA-27 BRL-CAD: Rays parallel to the plane of a bend that missed the bend segment were producing
01:51.32 CIA-27 BRL-CAD: error messaages from rt_poly_findroot(). Added a check for these misses in the
01:51.32 CIA-27 BRL-CAD: bend segment shot routine (probably improves performance, too!!!).
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13:27.37 ``Erik *yawn*
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14:03.10 ``Erik ahhhh, I think I found a func for the test
14:11.10 CIA-27 BRL-CAD: 03erikgreenwald * 10brlcad/configure.ac:
14:11.10 CIA-27 BRL-CAD: The test for Tk failued for me on several platforms with no valid
14:11.10 CIA-27 BRL-CAD: DISPLAY set (perhaps due to an X server running and just assuming
14:11.10 CIA-27 BRL-CAD: unsetting display will do it? or perhaps tcl84, which worked...
14:11.10 CIA-27 BRL-CAD: *shrug*). Changed the Tk_GetScrollInfo() to Tk_ParseArgv with the
14:11.11 CIA-27 BRL-CAD: supporting framework and this seems to work consistantly for me.
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20:18.46 ``Erik heh
20:18.49 ``Erik damn
20:19.27 ``Erik finally got obsd sorta working, but it doesn't have ports on it and doesnt' have a lot of the little niceties of fbsd... so nothing seems to be working when I do muscle memory commands...
20:19.37 ``Erik and I typed like 4 dos commands before realizing what I was doing
20:19.38 ``Erik O.o
20:24.35 MinuteElectron ``Erik: What did you say the path to apache was here?
20:24.50 ``Erik /usr/local/
20:24.54 MinuteElectron thanks
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22:57.20 jtmuzix how would brl-cad run on a blade 2500, 2 X 1.6 ghz sparc IIIi, 4 gigs ram, 176 x 2 scsi HD, XVR1200?
22:58.52 brlcad about 1729
22:59.16 jtmuzix huh?
22:59.25 brlcad exactly what I was thinking with your question :)
22:59.28 brlcad what do you mean?
22:59.35 brlcad it'll run
22:59.35 jtmuzix i mean would it be dog slow
22:59.39 brlcad it should run just fine
22:59.41 jtmuzix or could it render decently
22:59.57 jtmuzix i realize that this box is a bit older
23:00.01 brlcad depends what you're comparing it to, should be okay
23:00.07 jtmuzix ok
23:00.10 brlcad i mean it's not blazing, but it sure isn't dog slow either
23:00.35 brlcad if you want a better feel, install brl-cad and run the "benchmark" tool
23:00.51 brlcad that will give you a linear metric that will quantify its performance
23:01.35 jtmuzix cool then I'll compare the blade 2500 performance to the performance of my 1.6ghz turion64x2 laptop
23:01.54 brlcad yep, should give you a perfect comparison metric
23:02.13 brlcad at least holistic cpu performance that directly relates to the render performance
23:03.15 jtmuzix and then I'll compare it to my apple 8-way
23:03.16 jtmuzix heh
23:03.17 jtmuzix :P
23:07.28 brlcad it's run on an apple IIc before and systems far older
23:08.32 jtmuzix I'm trying to run MGED and it says it's missing the database
23:09.06 jtmuzix must not be vista compatiable?
23:09.07 brlcad you have to create/open a database
23:09.13 brlcad it doesn't create one for you by default
23:09.21 brlcad until you ask it to open one
23:09.24 brlcad run "opendb test.g
23:09.31 brlcad s/"//
23:09.38 brlcad or go to File->New
23:10.54 jtmuzix wow this program is pretty advanced
23:11.15 jtmuzix what other cool 3d programs are available for sparc?
23:11.22 jtmuzix engineering related...
23:11.32 jtmuzix or is this the best one that's free
23:11.58 brlcad it's of course pretty much the best one
23:12.04 brlcad and i'm not at all biased
23:12.07 jtmuzix that's cool
23:12.12 jtmuzix its great
23:12.20 jtmuzix now I'm going to go install it on my blade 2500
23:12.25 jtmuzix actually before i do that
23:12.26 brlcad did you run benchmark?
23:12.28 jtmuzix I want to run a test
23:12.46 jtmuzix i need to create something that is highly 3d with z buffering and special effects
23:12.52 jtmuzix something simple but that will push the CPU
23:12.57 jtmuzix and then I want to benchmark
23:13.12 brlcad there's a sample geometry file that is mildly complex to render
23:13.40 brlcad havoc.g in your Samples folder if on Windows and in your /usr/brlcad/share/brlcad/VERSION/db/ directory on other platforms
23:14.01 jtmuzix how do I run it?
23:14.11 jtmuzix i have it loaded,now what?
23:14.40 brlcad e havoc
23:14.50 brlcad or go to Tools -> Geometry Browser
23:15.05 jtmuzix this is frickin awesome
23:15.07 jtmuzix wow
23:15.10 jtmuzix i'm impressed
23:16.35 jtmuzix i need to learn commands so i can do stuff
23:16.40 jtmuzix I see the helicopter
23:16.47 brlcad there's a bunch of docs on the website
23:16.56 jtmuzix now i want to move it aorund and push the CPU more, add texture if possible, etc etc
23:16.57 brlcad the mged quick reference sheet is good for commands
23:17.15 jtmuzix is it possible to add texture in this program?
23:17.18 jtmuzix and details
23:17.19 brlcad there's a pretty detailed set of tutorials there as well, though they are gui-centric
23:17.32 brlcad there is a texture shader, yes
23:17.35 jtmuzix cool
23:17.43 jtmuzix this will keep me busy for aw hile
23:18.27 brlcad textures aren't generally used heavily, but it is there -- you'll want a stack shader that has texture and some other shading shader (like plastic) if you do apply one
23:18.41 brlcad the advanced tutorial (vol III iirc) goes into how to use them
23:20.03 jtmuzix I see
23:20.07 jtmuzix thanks for the information
23:20.11 brlcad talk to you later, I'm here most of the time when I'm not eating ;) feel free to ask more questions and idle or whatever suits ya .. cheers ;)
23:20.15 brlcad np
23:20.20 jtmuzix thanks agian
23:45.16 ``Erik the interactive display is just wireframe, the textures and stuff are all for raytracing
23:45.38 ``Erik so there is no zbuffer or anything going on... :)

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