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Posts: 40
LuxRender Discussion
Started by Spheric Labs a while ago

Hello Carrara people.

I have been asked enough about a Luxus for Carrara, that it is time to answer. At this point I still cannot promise anything, but I have done some homework on this as I said I would.

Here are the major pieces to get this working well.
1) Geometry Pipeline. Or in other words, translation of geometry to LuxRender. This is done and was fairly straightforward.
2) Camera. This was fairly straightforward.
3) Global Render Settings. I see how to do it, it would be nice to have a better UI. Looks like McSketch is the way to make the UI better. This needs some work.
4) Auto Translation of built-in shaders. To do this well will take many hours.
5) Allowing users to setup custom LuxRender parameters/settings on materials and lights. I am still trying to work out how to best approach this.

What would be helpful to me is to know something about how people intend to use this.

1st) How important is "Auto Translation of builtin shaders". If most Carrara users would prefer to setup their LuxRender materials manually, then this would be less important. If most users see themselves just loading up their carrara scenes and hitting render, then auto translation is very important.

2nd) How important is it to you to build content that can be rendered with the Carrara renderer and the LuxRenderer? This comes into play when dealing with material settings. Ideally to me we would want a custom channel, like "displacement", and then custom LuxRender shader items that can plugin into that channel. You would also have the channels you are used to still there and working as expected. Or in other words, in one case Multi-Channel get another slot call LuxRender. In the other case, instead of the shader known now as Multi-Channel, you would change the Top-Shader to a "LuxRender" shader.

3rd) would people be OK with not doing LuxRender shader/material things in the Shader Room, but in some sort of custom dialog.


-Spheric
Posts: 40
Spheric Labs replied a while ago...

Another Win64 Build

Win64 - http://sphericlabs.com/carrara/Win64/Luxus.zip

Changes:

- Displacement Maps. 

Carrara's displacement setup is very simliar to LuxRender's so we are going to read displacement from Carrara's displacment channel.

-Spheric

Posts: 3
propose replied a while ago...

Thank you Spheric, for all this fantastic work.  And the pace .... I can hardly keep up{#emotions_dlg.rofl}


Posts: 40
Spheric Labs replied a while ago...

Another Win64 Build

http://sphericlabs.com/carrara/Win64/Luxus.zip

 

Changes:

- Autotranslation of Alpha and Transparency.

-Spheric

Posts: 17
CafeGuru replied a while ago...

Great! Now hair and other thngs are working fine. One problem now is that some scenes dont render anymore. When I hit the render button I got the render window with a grey color (not yellow) and Luxrender dont showup. This is the case for the scene above with the girl in the bed: this happen with the scene without shaders convertion and the scene with shaders converted. Also another scene that I did cause the same problem. If I cancel the render I cant get back to Assembler Room again.

Another issue is that when you try to read a folder with scenes with Luxus shaders, it take mor etime to show the content in the Browser, even with 6 or 10 files only there without preview.


Posts: 40
Spheric Labs replied a while ago...

If you could do  process of elimination on which object is causing the non-render and then send it to me or you can send me the whole scene?  I assume you can read my email on file.

-Spheric

Posts: 3
propose replied a while ago...

LuxBall?   Is there one for Carrara?  I have the Daz Studio version in .duf format which I can use in C8.5.  But I primarily use the production version of C8.1. Thanks


Posts: 268
Holly Wetcircuit replied a while ago...

Looking forward to the MAC version!!! {#emotions_dlg.thumbs}

visit me at 3D.wetcircuit.com

Posts: 40
Spheric Labs replied a while ago...

Its the end of the week somewhere

Mac64 Build

-> http://sphericlabs.com/carrara/Mac64/Luxus.zip

 

-Spheric

Posts: 40
Spheric Labs replied a while ago...

GKDantas,

Looks like the problem is internally saved textures.  I can easily make it not crash.  Supporting internally saved textures will take some work. I converted your scene by saving it again with external textures. 

Could you confirm that fixes it on your end?

-Spheric

Posts: 40
Spheric Labs replied a while ago...

Win64 Build

-> http://sphericlabs.com/carrara/Win64/Luxus.zip

 

Changes:

-> Glossy, GlossyTranslucent, Matte, MatteTranslucent will now show the texture/color assigned to them in the preview shader pane.

-> Fixed Crash when using internally saved textures.

 

 

 

 

-Spheric

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