[Opensim-dev] Proposal: Introduce key:value pair dictionaries into SOP and PrimitiveBaseShape

[Dahlia Trimble]

Similar to the OSDMap in libomv?


On Wed, Jul 28, 2010 at 2:39 PM, Justin Clark-Casey <
jjustincc at googlemail.com> wrote:

> Hi there.  Whilst implementing media-on-a-prim, I've been keeping as much
> code in the MOAP region module as possible.
>
> I'm quite impressed with how feasible this is.  However, there remain three
> major structures where the core of OpenSim has to understand something about
> media on a prim.
>
> 1)  Database plugins - to get/put values to named database columns (e.g.
> prims.MediaURL).
> 2)  Script functions (e.g. llGetPrimMediaParams()).
> 3)  Scene objects (PrimitiveBaseShape.Media and SceneObjectPart.MediaURL).
>
> It's difficult to do anything right now about (1) and (2), but I believe
> there is an opportunity to address (3).
>
> What I would like to do is introduce dictionaries into PrimitiveBaseShape
> and SceneObjectPart that would supplement existing fields by storing
> arbitrary key/value pairs.  So instead of having to hardcode a new MediaURL
> property on SceneObjectPart I could instead get/put the data as something
> like SceneObjectPart.Values["MediaURL"].
>
> Thus, the dictionaries can act as blackboards for communication between
> plugins and modules without the core of OpenSim having to get involved.  I
> think that this would move us a tiny way towards our vision of being a
> generic virtual environment platform and away from hardcoded Second Life
> specifics, and make it easier to write more ambitious region modules without
> additions to core.
>
> Thoughts?
>
> --
> Justin Clark-Casey (justincc)
> http://justincc.org
> http://twitter.com/justincc
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