[sldev] Webmap API change
Harold Brown
labrat.hb at gmail.com
Sun Jan 25 18:18:37 PST 2009
I have been able to start re-building my OpenLayers conversion of the MapAPI
again. At least this new format was easier to work with then the previous
one, and I at least have the ability to display the SL map and directly
access the tiles from Amazon right now.
One thing curious is the "-objects.jpg" extension.
This leads me to believe that there are other map tile views available. If
so, will we have access to that information? I can think of a few I would
like available:
terrain
for sale (semi-transparent)
auction (semi-transparent)
linden owned
parcel border (transparent with black borders outlining parcel)
name + co-ordinate (I can generate this at the highest zoom level manually,
but it is rather nasty) again transparent for overlay
On Sun, Jan 25, 2009 at 6:58 AM, SignpostMarv Martin
<me at signpostmarv.name>wrote:
> That would only apply if you could actually browse the directories.
>
> works:
> http://map.secondlife.com.s3.amazonaws.com/1/01000/01000/map-1-1000-1000-objects.jpg
> doesn't: http://map.secondlife.com.s3.amazonaws.com/1/01000/01000/
> doesn't: http://map.secondlife.com.s3.amazonaws.com/1/01000/
> doesn't: http://map.secondlife.com.s3.amazonaws.com/1/
>
>
> ~ Marv.
>
>
> Philip Rosedale wrote:
>
>> We padded the subdirectory names to fixed length because it makes it much
>> easier to read when browsing directories.
>>
>> Philip
>>
>> SignpostMarv Martin wrote:
>>
>>>
>>>
>>> Rob Lanphier wrote:
>>>
>>>> Well, at least I remember it now, and it looks like it was as I kinda
>>>> figured it was. Different team on an effort that I honestly don't know
>>>> what the outcome was.
>>>>
>>>> Was there anything in particular you wanted to say on a technical level
>>>> about the new design, or is it just the possible process breakdown that
>>>> is of concern?
>>>>
>>>>
>>> Why the padded co-ordinate strings ?
>>>
>>> ~ Marv.
>>>
>>> I'll do some poking around and see if I can shed light on this.
>>>>
>>>> Rob
>>>>
>>>> On 1/23/09 4:55 PM, Harold Brown wrote:
>>>>
>>>>
>>>>> Below is the text of the Initial E-Mail which was sent out on January
>>>>> 22, 2008 to the SLDev list.
>>>>>
>>>>> The meeting happened (I was not able to attend as I was at work RL)
>>>>> and a AWG was formed and then nothing after that was mentioned again.
>>>>>
>>>>>
>>>>> Since we released the new version of the webmap, we've never fully
>>>>> followed up with proper documentation as well as getting regular
>>>>> feedback. It was always part of the plan, but more urgent projects
>>>>> managed to sideline it. However, we'd like to start rectifying
>>>>> that now.
>>>>>
>>>>> (If you suspect that SignpostMarv Martin's recent mail has
>>>>> something to do with this, you're absolutely right. I'd also like
>>>>> to extend huge thanks to Harold Brown for his work on the wiki and
>>>>> his OpenLayers experimentation)
>>>>>
>>>>> The WebMap API consists of two separate components:
>>>>>
>>>>> The client side JS library was written by a contractor (in world
>>>>> as Jacquard Looming) and extends the Google Maps API. It was
>>>>> written with the aim of being API-compatible with the previous SL
>>>>> WebMapAPI, which has been *mostly* achieved though there are still
>>>>> a couple of functions missing (such as SLPoint() ).
>>>>>
>>>>> The services side (which SignpostMarv references at the beginning
>>>>> of his mail) consists of a handful of small functions which query
>>>>> and return region metadata. These were dashed out pretty quickly
>>>>> to support the new webmap (which, in its previous incarnation, was
>>>>> downloading the region metadata for the entire grid in 2MB of
>>>>> regularly-regenerated Javascript - ugh). This year, we want to do
>>>>> a LOT more work to provide useful outward-facing web services,
>>>>> including map-related ones. If there are potential map services
>>>>> that would greatly help your work, we want to know about it.
>>>>> Gulliver Linden is leading the charge here.
>>>>>
>>>>> To start with, we're going to hold an office-hour-style in-world
>>>>> meeting at 9:30AM SLT, at Meta Linden's place in Beaumont:
>>>>> http://slurl.com/secondlife/Beaumont/42/218/35
>>>>>
>>>>> Gulliver Linden, Jacquard Looming and I will be in attendance.
>>>>> Anyone who's interested in the webmap API is welcome. We look
>>>>> forward to seeing you there!
>>>>>
>>>>> -- Yoz Linden, Program Manager for Web & Internal Tools, Linden Lab
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
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>>
>>
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