[Bf-committers] vertex-groups for curvedata

Campbell Barton ideasman42 at gmail.com
Tue Sep 29 13:59:10 CEST 2009


Always wondered if weights were horribly in-efficient the way they are
allocated, still I wouldn't use this as a reason to postpone adding
weights to curves.

On Tue, Sep 29, 2009 at 2:48 AM, joe <joeedh at gmail.com> wrote:
> We need to review the current design of MDeformGroups though.  They
> have issues (the fine-grained allocation actually causes performance
> problems, which I've very hackishly solved on bmesh but need to find a
> much better solution before merging with trunk).
>
> Joe
>
> On Mon, Sep 28, 2009 at 10:59 PM, Campbell Barton <ideasman42 at gmail.com> wrote:
>> a while back Ton added weights to lattice object types, this commit
>> could be used as a reference,
>> don't see any reason why adding this would be problematic.
>>
>> On Mon, Sep 28, 2009 at 7:01 PM, Joshua Leung <aligorith at gmail.com> wrote:
>>> This is probably something that should get added at some point, but
>>> really needs someone with the time (and a little bit of knowledge) to
>>> do it.
>>>
>>> I'm sure anyone who has worked with trying to deform curves (i.e.
>>> Bassam/slikdigit when he set up some curve-based rigs for ED certainly
>>> would be quite familiar with this) would attest to the importance of
>>> this.
>>>
>>> As far as breaking files go, it should be relatively fine, though a
>>> lot of it depends on how you go about it. Perhaps seeing how this is
>>> done for Lattices might be a good clue, since IIRC the Lattice code
>>> uses similar data types (BPoints or so to store its verts).
>>>
>>> On Tue, Sep 29, 2009 at 2:20 AM,  <migius at gmx.net> wrote:
>>>> Is it possible to add point-group functionality to curve-data code?
>>>> Counterpart to vertex-group functionality in mesh-data.
>>>> Will such modification break compatibility to standard blend files?
>>>>
>>>> migius
>>>>
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>>
>>
>>
>> --
>> - Campbell
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-- 
- Campbell


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