[sldev] Need to learn about object download to the client...
Lawson English
lenglish5 at cox.net
Mon Jun 2 18:24:59 PDT 2008
Dale Mahalko wrote:
> On Sun, Jun 1, 2008 at 5:17 PM, Jay Reynolds Freeman
> <jay_reynolds_freeman at mac.com> wrote:
>
>> So I have been looking at the SL Viewer Architecture Wiki, and
>> babbling a bit as I page through 600 000 lines of source code,
>> trying to learn about the whens, hows, and wherefores of information
>> about objects in SL, that are near the agent, being downloaded
>> to the client.
>>
>> Stuff in the wiki is rather thin, but there are several possibly
>> promising pages that seem to be limited to group access; they
>> include the pages for Culling, Groups, and the Rendering System.
>> Alas, the wiki also seems not entirely clear on what group
>> can access them, or how to go about joining it.
>>
>
> Probably the best place to look for object tracking and summarizing,
> is in code related to the mini-map. The mini-map seems to be a live
> display of all objects the client has downloaded and is rendering in
> your vicinity, as well as showing the sims that are currently
> communicating with your client. The mini-map seems to act as a sort of
> summary of primitives and other data being actively monitored by the
> client, so tapping into its code could give you most of the object
> data you seek..
>
> (I wonder if the mini-map may have started life as debugging tool just
> to monitor this background information, but later moved into general
> use as a common user's tool.)
>
>
I believe the mini-map is generated server-side, about once a week.
Lawson
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