[Opensim-users] Want to log avvie position and facing direction to a file

[Neil Canham]

Using llGetObjectDetails() to get the position and rotation and sending them
using llHttpRequest() to a simple logging PHP script seems simplest to me.
 Set a timer to call this every second or so.

Neil

On Wed, Mar 30, 2011 at 1:22 PM, Simon Slavin <s.slavin at lancaster.ac.uk>wrote:

> Dear folks,
>
> OpenSimulator Server  0.6.4.9289 (latest I can run on a Mac), Imprudence
> client
>
> We would like to use OpenSim to perform some Psychology experiments.  One
> of the things I need out of it is the ability to log an avvie's position
> (and preferably the direction it's facing) to a file on disk.  It would be
> enough to log these either once per second, or every time the avvie moves
> more than 2 metres, whichever turns out easiest to program.  The lines must
> be timestamped, but I'm not fussy what format the time is in, as long as I
> can interpret it.
>
> In this same file I would like to be able to be able to have other scripts
> generate lines, for example "Avvie got within 2 metres of destination.", so
> it would be nice to have a function I could use in any script which would
> add a line to this file.
>
> Ideally a new file would be created with just this information, but if a
> distinctive piece of text can be added on the appropriate lines, it's okay
> if this information is put in a file with other log lines (perhaps a debug
> log file ?), and I will write a script afterwards to extract just the lines
> I care about.
>
> I have looked at LSL (I'm almost entirely new to all forms of VR
> application) but I cannot see a way to log to a text file.  However I'm
> hoping I missed it.  If this is not possible I might be able to use the HTTP
> functions, and I will write a web-facing log system in PHP or something.
>  However, I do not see any examples of how to write the LSL side of this,
> and it would be a far slower more annoying solution than simply logging
> positions to a file.
>
> I would be grateful for any help or pointers anyone can provide.
>
> Simon.
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