[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Matt, I apologize, the last part of my previous message was a reply to personal message by Nick, it is very late here - so mistakes but nonetheless few hints http://blenderartists.org/forum/showthread.php?213772-One-intresting-bug-in-current-game-engine-hope-somehow-it-gets-resolved Bart

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Matt, >So students, if your proposal is mathematically or algorithmically >complicated that's great, but you shouldn't feel discourages if it's >not, as either can be challenging in their own way and can both make >acceptable GSOC projects. there is nothing difficult to implement - there is al

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Matt Ebb
On Mon, Apr 4, 2011 at 9:27 AM, Sergey Kurdakov wrote: Alice's thread has already veered way off-topic and I hate to derail it even further, but I feel the need to comment on this for the sake of other students that may be reading: > the applicant must win an application so it should be interest

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Tom, >A common method for retopology is over sculpted meshes. You might >want to retopologize creating only a small number of polys over an >area with thousands, tens of thousands or more polys (Right now you >can do over 40 million polys in a single mutires mesh). (with a poly >budget of 15

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Tom M
On Sun, Apr 3, 2011 at 2:36 PM, Sergey Kurdakov wrote: > and few words before you stated - that retopo will work on simple > submeshes - correct? A common method for retopology is over sculpted meshes. You might want to retopologize creating only a small number of polys over an area with thousan

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Matt, > Having extra funky automatic tools can be great too, but it's a > different thing. You still also need tools with manual control, even > if only just to clean up problems after an automatic topology > generation algorithm. So these manual tools are probably not > mathematically intense,

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Tom >" it will be really slow and will work only for fairly low poly models and few words before you stated - that retopo will work on simple submeshes - correct? then - algo, which was donated might be used as well it is fast as can be seen. so here is a question to select appropriate algo.

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Matt Ebb
On Mon, Apr 4, 2011 at 8:03 AM, Sergey Kurdakov wrote: > all mentioned approaches was like these: take arbitrary mesh and make it > better. > it is developed with simple interface with mesh in - mesh out. > > in case you can suggest any better algos - and I provided best in > class of retopo algo

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Tom M
On Sun, Apr 3, 2011 at 2:03 PM, Sergey Kurdakov wrote: > so you kind of big boss? No, Ton is the Big Boss - I'm more of a medium boss :) >> Rohiths code can only work on extremely simple meshes because the math >> library he needed for accelerating the process was not integrated yet > > this is

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Tom. >I managed last years Google Summer of Code for blender, helped design >many of the students proposals (including helped rohith), etc. so you kind of big boss? > Rohiths code can only work on extremely simple meshes because the math > library he needed for accelerating the process was no

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Tom M
On Sun, Apr 3, 2011 at 1:22 PM, Sergey Kurdakov wrote: > Hi Tom > >>No, quad dominant remeshish is much more specialized and uses >>algorithms wholly inappropriate for what this student is working on. > > so rohith was intended to use pen to outline simplified area, after he > finished integration

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Alice Li
@pete, Jonathan, Sergey, and Letterrip: Thanks for the feedback, I really appreciate it. > Date: Sun, 3 Apr 2011 13:07:55 -0800 > From: Tom M > Subject: Re: [Bf-committers] GSoC 2011: Improving Retopology Tools > To: bf-blender developers > Message-ID: > Content-Type: t

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Tom >No, quad dominant remeshish is much more specialized and uses >algorithms wholly inappropriate for what this student is working on. so rohith was intended to use pen to outline simplified area, after he finished integration into blender, and it is inappropriate - how do you know? because

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Tom M
Alice here is the latest version of the surface sketch script that I mentioned above. https://svn.blender.org/svnroot/bf-extensions/trunk/py/scripts/addons/mesh_bsurfaces.py LetterRip On Sun, Apr 3, 2011 at 11:08 AM, Alice Li wrote: > Hi, > > My name is Alice Li, I'm a 3rd year student majoring

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Tom M
On Sun, Apr 3, 2011 at 12:39 PM, Sergey Kurdakov wrote: > it is what ronih did not finish but intended to do - to sketch above > mesh then to quad dominant remesh it. > the approach he used - allows such features. No, quad dominant remeshish is much more specialized and uses algorithms wholly in

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Tom >These are 'retopology tools' the flow of the underlying surface is >known and can be sampled. so concerning quad rmeshing - your first objection >I don't think the quad dominant remeshing is likely to provide much >similar tools or code at all. it is what ronih did not finish but inten

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Tom M
On Sun, Apr 3, 2011 at 12:25 PM, Sergey Kurdakov wrote: > Hi Tim > >> those papers have nothing to do with the current proposal. > > could you please elaborate? > > the workflow of pen is following - a  shape is drawn and is filled > with triangles. These are 'retopology tools' the flow of the un

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Tim > those papers have nothing to do with the current proposal. could you please elaborate? the workflow of pen is following - a shape is drawn and is filled with triangles. there could be two cases 1) just plain surface, 2) a surface in 3D in case of plain surface - it seems not of much

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Tom M
Sergey, those papers have nothing to do with the current proposal. LetterRip On Sun, Apr 3, 2011 at 12:10 PM, Sergey Kurdakov wrote: > Hi Alice > ___ Bf-committers mailing list Bf-committers@blender.org http://lists.blender.org/mailman/listinfo/bf-co

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Alice found a paper http://folk.uib.no/mna024/papers/sketch/EG05_Masry.pdf ( use of tetgen for scetches ) ( I believe there are a lot other papers, but they seem need to be included into application ) and also recalled ( after looking into http://code.arc.cmu.edu/archive/dmgftp/public_html/p

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Tom M
Sergey, I don't think the quad dominant remeshing is likely to provide much similar tools or code at all. LetterRip On Sun, Apr 3, 2011 at 11:38 AM, Sergey Kurdakov wrote: > from your description a recent addition to Blender might be of some help > > see > > http://www.blendernation.com/2011/0

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Tom M
Hi Alice, I'd recommend starting with the developers quickstart guide http://wiki.blender.org/index.php/Dev:2.5/Doc/Developers_Quickstart see if you can get blender built on your platform of choice. stop by #blendercoders on irc.freenode.net if you have any difficulties. The relevant code fir

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Sergey Kurdakov
Hi Alice, >- *Pen tool* to quickly draw polygons without the need to fill faces >manually >- *Paint Stroke tool* for adding faces based on intersecting strokes from your description a recent addition to Blender might be of some help see http://www.blendernation.com/2011/03/23/quad-dominant-reme

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Jonathan Williamson
Hi Alice, I am not a developer and so I cannot help with the documentation or API but I did want to say that if you need any feedback during the project on the tool behavior, workflow, etc then let me know. I have spent a significant amount of time with the current retopology tools and tested out

Re: [Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread pete larabell
Pen tool would be a great addition! I surely hope this proposal gets accepted! On Sun, Apr 3, 2011 at 2:08 PM, Alice Li wrote: > Hi, > > My name is Alice Li, I'm a 3rd year student majoring in Computer Science at > the University of Toronto and I'm interested in participating in GSoC 2011. > I ha

[Bf-committers] GSoC 2011: Improving Retopology Tools

2011-04-03 Thread Alice Li
Hi, My name is Alice Li, I'm a 3rd year student majoring in Computer Science at the University of Toronto and I'm interested in participating in GSoC 2011. I have only recently discovered my passion for computer science (3 years ago) and have not contributed anything to the open source community y