irclog2html for #brlcad on 20070117

00:15.59 Maloeran http://img443.imageshack.us/img443/9425/atheistry3.jpg - I'm not quite sure it's indeed a joke, the alternative is... terrifying
00:52.09 ``Erik http://thedailywtf.com/Articles/The_Complicator's_Gloves.aspx
01:53.23 *** join/#brlcad IriX64 (n=IriX64@bas3-sudbury98-1168056002.dsl.bell.ca)
06:09.33 Maloeran Nice story, Erik
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07:03.39 *** join/#brlcad Twingy (n=justin@74.92.144.217)
09:37.59 Maloeran Today's JerkCity comic is even more unintelligible than usual. Some day, uou'll have to explain to me how it makes any sense, Erik :)
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13:12.32 clock_ Hi
13:12.48 clock_ In BRL-CAD it's possible to map a texture on an object that is taken from a .pix file, right?
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14:15.04 ``Erik which, "caught in a snowstorm"?
16:15.17 brlcad clock_: yes, the "Principles of Effective Modeling" book covers doing that iirc
16:16.15 brlcad usuaully you want a stack shader using texture and phong/plastic, or texture+plastic+bump, etc
16:16.51 clock_ what gamma is assumed in the .pix file?
16:25.40 brlcad assumed by what? the intensity during ray-tracing will be entirely dependent upon the other shaders selected and the light sources
16:26.22 brlcad otherwise the pix file just provides raw rgb values to whatever *else* will otherwise be transforming the values
16:27.37 brlcad if you *just* apply a texture without another shader, the only correction will be that of the lightsource in your scene -- that is to say probably some horrible linear curve
16:31.20 clock_ let's say I set the output of the brl-cad to be linear
16:31.38 clock_ and increase red instensity in the .pix file twice. Do I get twice as bug red component on the output?
16:31.44 clock_ Or is the input assumed to have gamma=1/2.2?
16:32.11 clock_ Like in raytracing you have to calculate linear, unless you want to get bullshit. But when you have 8-bit files, linear doesn't make sense, only 2.2
16:33.07 clock_ because linear 8-bit = banding
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19:34.12 CIA-5 BRL-CAD: 03erikgreenwald * 10brlcad/src/adrt/ (libtie/Makefile.am libtienet/Makefile.am): install libtie headers...
19:37.20 CIA-5 BRL-CAD: 03erikgreenwald * 10brlcad/ (5 files in 2 dirs): type fixes (size_t isn't necessarily unsigned int, signed vs unsigned, etc)
19:56.41 CIA-5 BRL-CAD: 03erikgreenwald * 10brlcad/configure.ac:
19:56.41 CIA-5 BRL-CAD: Change the include path in OPENNURBS_CPPFLAGS to ${top_srcdir} instead of
19:56.41 CIA-5 BRL-CAD: ${top_builddir}, as opennurbs.h is not generated.
22:54.55 Maloeran Ah, I'm really falling in love with the game Go, and I found some cafe where they play 24 hours a day
22:55.22 Maloeran I should play with Lee next time :), though I'm not too good yet
23:01.09 brlcad ``Erik: they shouldn't, but they're included similarly to the vers.c files so that you can build on Windows from a checkout
23:02.02 brlcad so until someone(tm) improves the build system on windows so that they're properly created, we get the joy of seeing that they are modified (which is a different problem in itself)
23:04.29 brlcad ``Erik: also, the size_t changes are problematic
23:04.51 brlcad don't you think they would have been made to use size_t a decade ago were there not some concern? :)
23:05.04 brlcad it didn't use size_t on purpose
23:08.44 *** join/#brlcad docelic (n=docelic@212.15.173.34)
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23:40.55 ``Erik perhaps, but it causes breakage on modern platforms now :/
23:41.18 ``Erik mebbe it should be ifdef'd... #ifdef DARKAGES #define size_t unsigned long
23:41.19 ``Erik O.o

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