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Re: BlendLuxCore Development

Posted: Sat Mar 31, 2018 8:59 pm
by kintuX
Dade wrote: Sat Mar 31, 2018 8:22 pm
kintuX wrote: Sat Mar 31, 2018 8:07 pm
Dade wrote: Sat Mar 31, 2018 10:43 am

It seems to talk about volumetric data: http://paulbourke.net/dataformats/cube/

How is this related to camera response :?:
Oh, my bad, that's unrelated. Sorry to waste your time.
I think it is related, it is just quite strange to use a volumetric format for a camera response.
Oh... Well i don't know much about science behind, but from what i've gathered from the quick look, it seems to be something about data in cubic form (i've also stumbled on cases used for chemical, atomic structures). In case of LUTs i think it's about 3d color space transformations (3 curves RGB/XYZ) using similar or same rules. But really IDK.

Re: BlendLuxCore Development

Posted: Sat Mar 31, 2018 9:58 pm
by B.Y.O.B.
BlendLuxCore now contains an option to automatically calculate the best step size and max. steps for smoke simulations:

Re: BlendLuxCore Development

Posted: Wed Apr 04, 2018 4:15 pm
by kintuX
B.Y.O.B. wrote: Sat Mar 31, 2018 9:58 pm BlendLuxCore now contains an option to automatically calculate the best step size and max. steps for smoke simulations:
Nice one, you keep surprising 8-)

One other thing i've been wanting to ask about BiDir settings.
Since by using BiDir engine, there's no clamping option available and fireflies are quite problematic to resolve, is it possible to have SuperSampling exposed (assuming that it hasn't been removed)?

Re: BlendLuxCore Development

Posted: Fri Apr 06, 2018 11:28 am
by B.Y.O.B.
The addon now shows an error message if the old LuxBlend addon was enabled and explains the next steps you have to take to make everything work.
Unfortunately I can't hide the traceback on top.

Re: BlendLuxCore Development

Posted: Fri Apr 06, 2018 12:48 pm
by B.Y.O.B.
The min. epsilon setting is now exposed (should be used only by advanced users or when a developer tells you to change it due to a bug report).

Re: BlendLuxCore Development

Posted: Sun Apr 08, 2018 9:38 am
by mib2berlin
Hi B.Y.O.B., testing the new LuxCore and got it to work until I download BlendLuxCore again and delete the "old" one.
I get error enable addon now:

Code: Select all

read prefs: /home/pepo/.config/blender/2.79/config/userpref.blend
found bundled python: /home/pepo/blender-2.79a-linux-glibc219-x86_64/2.79/python
path not found 
path not found 
search for unknown operator 'SCULPT_OT_silhouette_draw', 'SCULPT_OT_silhouette_draw'
search for unknown operator 'SCULPT_OT_silhouette_draw', 'SCULPT_OT_silhouette_draw'
Traceback (most recent call last):
  File "/home/pepo/blender-2.79a-linux-glibc219-x86_64/2.79/scripts/modules/addon_utils.py", line 331, in enable
    mod = __import__(module_name)
  File "/home/pepo/blender-2.79a-linux-glibc219-x86_64/2.79/scripts/addons/BlendLuxCore/__init__.py", line 2, in <module>
    from .bin import pyluxcore
ImportError: /home/pepo/blender-2.79a-linux-glibc219-x86_64/2.79/scripts/addons/BlendLuxCore/bin/libembree.so.2: undefined symbol: _ZN3tbb10interface78internal15task_arena_base24internal_max_concurrencyEPKNS0_10task_arenaE
I´ed be happy for help, mib
Btw. Congratulations for the new BlendLuxCore and LuxCore2. :D

Re: BlendLuxCore Development

Posted: Sun Apr 08, 2018 10:33 am
by B.Y.O.B.
Do you have an old LuxBlend installation? Disable it in the user prefs, save user prefs, restart and try again.
By the way 2.79b is out (but it does not matter for this problem).

Re: BlendLuxCore Development

Posted: Mon Apr 09, 2018 7:15 am
by mib2berlin
Hi, I don´t had an old Luxblend installed.
Tested again with Blender 2.79b but same error. :/
No idea how I got it to work before.

Cheers, mib

Re: BlendLuxCore Development

Posted: Mon Apr 09, 2018 9:32 am
by Dade
mib2berlin wrote: Mon Apr 09, 2018 7:15 am Hi, I don´t had an old Luxblend installed.
Tested again with Blender 2.79b but same error. :/
No idea how I got it to work before.
Check /home/pepo/blender-2.79a-linux-glibc219-x86_64/2.79/scripts/addons/BlendLuxCore/bin, post here the content, does it includes:

Code: Select all

-rw-rw-r-- 1 david david   782121 Apr  5 21:12 libtbbmalloc.so.2
-rw-rw-r-- 1 david david  2051877 Apr  5 21:12 libtbb.so.2

Re: BlendLuxCore Development

Posted: Mon Apr 09, 2018 3:44 pm
by mib2berlin

Code: Select all

-rwxr-xr-x 1 pepo users     2112  4. Apr 11:40 get_binaries.py
-rw-r--r-- 1 pepo users        0  4. Apr 11:40 __init__.py
-rwxr-xr-x 1 pepo users 37081857  4. Apr 10:37 libembree.so.2
-rwxr-xr-x 1 pepo users   782121  4. Apr 10:37 libtbbmalloc.so.2
-rwxr-xr-x 1 pepo users  2051877  4. Apr 10:37 libtbb.so.2
drwxr-xr-x 2 pepo users       37  9. Apr 09:07 __pycache__
-rwxr-xr-x 1 pepo users 30430879  4. Apr 10:37 pyluxcore.so
-rw-r--r-- 1 pepo users      671  4. Apr 11:40 readme.md
Seams all fine.
Jens PM´ed me to help at #blendercoders, he has a fix as he told me.

Cheers, mib