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Re: Layers prototype

by Timothy M. Shead :: Rate this Message:

Bart Janssens wrote:

> On 5/4/08, Joaquín Duo <hoakoduo@...> wrote:
>
>> Anyway, I think the idea of adding a layer int32_t property for the
>> Meshinstances (and some other nodes, like cameras, grids, ligths) could be
>> used
>> in future C++ implementations. Also this way an object could be part of
>> several
>> layer having multiple properties.
>>
>
> It's a good idea, but I think it should be formalized in an interface
> that provides access to the collection of layer properties. That way,
> it's easy to query if
> - an object supports layers
> - what its layer properties are
>

Layers are really just one type of grouping mechanism, one that happens
to have some related semantics drawn from 2D drafting. Adding
group-related data to nodes won't scale for the same reason visibility
flags don't scale. Suggest you take a look at

http://www.k-3d.org/wiki/Node_Grouping_Design

Tim

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« Return to Thread: Layers prototype