[Bf-cycles] Cycles standalone repository

Thomas Dinges blender at dingto.org
Sat Nov 15 22:19:14 CET 2014

Hi Sergey,
thanks a lot for working on this, I appreciate it!

Will check it out now.

Best regards,

Am 15.11.2014 um 16:54 schrieb Sergey Sharybin:
> Hi,
> Last few evenings i've been working on making a dedicated repository 
> for Cycles renderer and at this point it seems to be ready for public 
> access now, even though some more work is required.
> = Motivation =
> Main motivation of creating standalone repository for Cycles is to 
> simplify access for new developers who wants to hack into Cycles code 
> but don't want to bother cloning the whole Blender repository and 
> setting up environment for blender compilation.
> It was kind of possible to only compile Cycles from Blender repository 
> as well, but that process was really tedious.
> = What repository contains =
> Repository contains the full history of Cycles, starting from the 
> original commit to the Blender SVN. This means it's possible to track 
> down every change in the sources. The only thing here is that it's not 
> possible to compile old sources. This is because build system for 
> standalone repository was added just now and trying to put it 
> somewhere in the past was rather tricky.
> Sources are mainly a direct dump from Blender, so it shouldn't be 
> difficult to keep Cycles in Blender and standalone repositories in 
> sync. There are a bit of changes to build system which we'll need to 
> backport to blender (namely CMake variables name convention).
> Repository contains README file which describes how to compile Cycles. 
> Compilation is so called "works for me", so more tweaks are likely 
> needed before compilation becomes flawless for everyone.
> *NOTE*: Windows is not supported atm! It's because of some 
> dependencies which are not so clear to get. Mainly OpenGL, GLUT and 
> GLEW. Don't worry, we will support Windows eventually, we just need to 
> start from something!
> The repository also contains folder with .xml examples, so it's really 
> easy to test render engine just after compilation.
> = Build system =
> Currently CMake is used as a build system, and likely it'll be it,
> = Where the repository is =
> It is on our server, read-only access is
>   git clone git://git.blender.org/cycles.git 
> <http://git.blender.org/cycles.git>
> for write access (needs SSH key and you need to be a developer of the 
> project)
>   git clone git at git.blender.org:cycles.git
> To browse repository online please visit:
> https://developer.blender.org/diffusion/C/
> = Authors =
> The repository contains the file with everyone who contributed to 
> Cycles. This is somewhat common for all open source projects to have 
> such a file.
> Currently this file contains authors of commits, so if someone 
> submitted patch which was committed by someone else please let me know 
> -- that'd be easier than reading all the commit messages searching for 
> such information.
> = Synchronization with Blender =
> Ideally we'll need to have some automated way to sync changes between 
> Blender and Cycles, but it is not done yet. Exact way how to keep 
> things in sync i'll publish later.
> For now we can do manual synchronization, which is not THAT bad.
> = Known TODOs =
> - Windows build is not supported at this moment.
> - Logging option is exposed as an option but wouldn't work now.
> - Installation target is not tested and would need more work.
> - Compiled .oso files are not put to the final location, so manual 
> copy is required for now.
> - Set up mailing list for commits (if we need one?)
> I'm pretty much sure i forgot to put some information in this email 
> which i wanted, but the mail becomes too long already, so i'd rather 
> wrap up now and answer the questions as they arrive.
> -- 
> With best regards, Sergey Sharybin
> _______________________________________________
> Bf-cycles mailing list
> Bf-cycles at blender.org
> http://lists.blender.org/mailman/listinfo/bf-cycles

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