[Bf-committers] Developer irc meeting minutes, 16 Jan 2011

Ton Roosendaal ton at blender.org
Sun Jan 23 13:07:47 CET 2011 

Hi,

I've copied your mail to the code blog. :)
Thanks,

-Ton-

------------------------------------------------------------------------
Ton Roosendaal  Blender Foundation   ton at blender.org    www.blender.org
Blender Institute   Entrepotdok 57A  1018AD Amsterdam   The Netherlands

On 22 Jan, 2011, at 0:04, Tamito KAJIYAMA wrote:

> Hi Ton,
>
>> If youre OK, I copy the intro text + image to our code blog too, nice
>> to spread this as a reference.
>
> That is great!  Please, feel free to use whatever portion of text and
> image(s) you think are relevant.
>
> Thank you,
>
> --  
> KAJIYAMA, Tamito <rd6t-kjym at asahi-net.or.jp>
>
>
> ----- Original Message -----
> From: "Ton Roosendaal" <ton at blender.org>
> To: "bf-blender developers" <bf-committers at blender.org>
> Sent: Friday, January 21, 2011 6:00 PM
> Subject: Re: [Bf-committers] Developer irc meeting minutes, 16 Jan  
> 2011
>
>
>> Hi Tamito,
>>
>> Great update, cool blog :)
>> If youre OK, I copy the intro text + image to our code blog too, nice
>> to spread this as a reference.
>>
>> -Ton-
>>
>> ------------------------------------------------------------------------
>> Ton Roosendaal  Blender Foundation   ton at blender.org    www.blender.org
>> Blender Institute   Entrepotdok 57A  1018AD Amsterdam   The  
>> Netherlands
>>
>> On 17 Jan, 2011, at 3:16, Tamito KAJIYAMA wrote:
>>
>>> Hi Ton and all,
>>>
>>>> - Ton notices Tamito Kajuyama nicely keeps his Non-Photo-Realistic
>>>> render branch (FreeStyle) upto date with the 2.5 trunk. Testers and
>>>> reviewers welcome!
>>>> http://projects.blender.org/scm/viewvc.php/branches/soc-2008-mxcurioni/?root=bf-blender
>>>
>>> Thank you Ton for bringing people's attention to the Freestyle  
>>> branch.
>>> It is my great pleasure to see that the Freestyle integration work  
>>> is
>>> recognized in this way.
>>>
>>> I take this opportunity to report the current status of the  
>>> Freestyle
>>> integration project in response to the following message from Ton on
>>> 6th of January:
>>>
>>>> During the next months the branch devs can report here on how  
>>>> stable
>>>> migrations are, to make a planning that doesn't break 2.6
>>>> immediately,
>>>> but do this in smaller steps and releases.
>>>
>>>
>>> *** Freestyle integration status report January 2011 ***
>>>
>>> In December 2009, we defined a list of things that should be  
>>> finished
>>> before the merge into the trunk is asked [1].  This to-do list
>>> included
>>> fixes of stability issues, recovery of missing features, and  
>>> additions
>>> of a few new functionalities.
>>>
>>> Among these things, a strong emphasis was first put on addressing
>>> the stability issues.  Most critical bugs were fixed in the first  
>>> two
>>> months after the definition of the to-do list.  These fixes  
>>> addressed
>>> (a) a long-standing source of various instability issues related to
>>> 2D-to-3D inverse projection transformation [2, 3], (b) crash due to
>>> objects behind the camera [4], and (c) fatal instability related to
>>> the
>>> orthographic camera [4].  Problem reports from branch users also
>>> helped the consolidation of the branch a lot.  As a result, the
>>> stability
>>> of the renderer has been substantially improved.
>>>
>>> After these stability improvements were made, the development
>>> moved on to the recovery of missing features, including (a)
>>> transparent
>>> strokes [5], (b) image-space density and Z depth information [5],
>>> (c) full-sample anti-aliasing [6], and (d) border rendering [7].
>>>
>>> Some documentation work was also done to migrate the Freestyle
>>> API reference manual into the new Sphinx-based documentation
>>> system for Blender 2.5 [8].
>>>
>>> Having most of the initial to-do items addressed, we refined the  
>>> list
>>> of final targets in June 2010 based on users' requests and available
>>> human resources.  Less important missing features were dropped
>>> from the list, while a key element was included.  The updated to-do
>>> list [9] consists of three items:
>>>
>>> 1. An artist-friendly GUI for interactive manipulation of line style
>>> parameters
>>> 2. Feature edge detection at the intersection of two faces
>>> 3. Completion of Freestyle Python API improvements
>>>
>>> The new GUI aims to provide artists with an intuitive and easy-to- 
>>> use
>>> line stylization toolset.  To start with, several GUI design
>>> approaches
>>> were discussed [9], and GUI designs of commercial NPR software
>>> were reviewed [10].  The basic framework for Freestyle in Blender
>>> has been implemented as documented in [11].  The GUI is functional
>>> and ready for tests by users.
>>>
>>> As of this report, subjective achievement rates of the three to-do
>>> items
>>> are 40%, 0%, and 80%, respectively.  Taking the amount of unfinished
>>> work and available resources into account, the completion of all the
>>> to-do items is unlikely to happen earlier than the next summer.
>>>
>>> As cited above, updates on the development work have been posted
>>> to the Freestyle integration blog:
>>>
>>> http://freestyleintegration.wordpress.com/
>>>
>>> The Freestyle branch has been kept in sync with the trunk code base
>>> by regularly merging changes from the trunk.  Branch users have been
>>> actively exchanging techniques, application ideas, and rendering
>>> results
>>> through the Freestyle thread in BlenderArtists.org:
>>>
>>> http://blenderartists.org/forum/showthread.php?t=89986
>>>
>>> Thanks to volunteer builders, up-to-date Freestyle builds are
>>> available at:
>>>
>>> http://www.graphicall.org/
>>>
>>> Those who are interested in the reported new elements of Freestyle  
>>> are
>>> highly encouraged to test and review this branch.
>>>
>>>
>>> January 17, 2011
>>> KAJIYAMA, Tamito (T.K.)
>>>
>>>
>>> [1] http://freestyleintegration.wordpress.com/2009/12/21/new-to-do-list/
>>>
>>> [2] http://freestyleintegration.wordpress.com/2010/01/10/weekly-update-december-28-january-10/
>>>
>>> [3] http://freestyleintegration.wordpress.com/2010/01/18/weekly-update-january-11-17/
>>>
>>> [4] http://freestyleintegration.wordpress.com/2010/02/01/weekly-update-january-25-31/
>>>
>>> [5] http://freestyleintegration.wordpress.com/2010/02/17/weekly-update-february-8-16/
>>>
>>> [6] http://freestyleintegration.wordpress.com/2010/03/29/weekly-update-march-15-28/
>>>
>>> [7] http://freestyleintegration.wordpress.com/2010/04/07/weekly-update-march-29-april-4/
>>>
>>> [8] http://freestyleintegration.wordpress.com/2010/04/18/weekly-update-april-5-18/
>>>
>>> [9] http://freestyleintegration.wordpress.com/2010/06/07/weekly-update-may-24-june-6/
>>>
>>> [10] http://freestyleintegration.wordpress.com/2010/06/27/weekly-update-june-7-27/
>>>
>>> [11] http://freestyleintegration.wordpress.com/2010/08/11/weekly-update-july-12-august-11/
>>>
>>> -- 
>>> KAJIYAMA, Tamito <rd6t-kjym at asahi-net.or.jp>
>>>
>>>
>>> ----- Original Message -----
>>> From: "Ton Roosendaal" <ton at blender.org>
>>> To: "bf-blender developers" <bf-committers at blender.org>
>>> Sent: Sunday, January 16, 2011 4:29 PM
>>> Subject: [Bf-committers] Developer irc meeting minutes, 16 Jan 2011
>>>
>>>
>>>> Hi all,
>>>>
>>>> 1) 2.5 project
>>>>
>>>> - Tracker went up to 67, enough work todo still!
>>>>
>>>> - Sergey announced that his "crazyspace" work to allow sculpting
>>>> armature-deformed meshes is ready for final reviews. He'll get it
>>>> reviewed first by Brecht, and then either commits or posts in  
>>>> tracker
>>>> for further feedback.
>>>>
>>>> - COLLADA: Ton had a concerned mail from COLLADA lead Remi  
>>>> Arnaud, he
>>>> and Khronos offer their support, they also would love to see  
>>>> Blender
>>>> to soon get the official Khronos Conformancy Badge! Nathan  
>>>> Letwory is
>>>> in contact with Remi to check on what can be done together.
>>>>
>>>> - Campbell mentions that all core IO scripts from 2.4 now are  
>>>> ported
>>>> to 2.5. They work similar or better (x3d) even now. Campbell offers
>>>> to
>>>> make a test suite for Import/Export with default reference .blend
>>>> files.
>>>>
>>>> - Nathan will post a diagram with the current state (support level,
>>>> features) of our Import/Export scripts.
>>>>
>>>> 2) Other projects, branches
>>>>
>>>> - Lukas Toenne updated his blog about his particle node work: http://phonybone.planetblender.org/
>>>>
>>>> - That post, and Jeroen's proposal for OpenCL could be copied to  
>>>> our
>>>> code blog too! Ton will set this going.
>>>>
>>>> - This week we'll also check which of the tablet work from Mike  
>>>> Erwin
>>>> can go to trunk.
>>>>
>>>> - Ton notices Tamito Kajuyama nicely keeps his Non-Photo-Realistic
>>>> render branch (FreeStyle) upto date with the 2.5 trunk. Testers and
>>>> reviewers welcome!
>>>> http://projects.blender.org/scm/viewvc.php/branches/soc-2008-mxcurioni/?root=bf-blender
>>>>
>>>> Thanks,
>>>>
>>>> -Ton-
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