====== Tracer ======

Maps visitors moves on a defined area{{ :tracer_map.jpg?400|}}



=== Setting ===

  * Rez **Tracer** 
    * At the south west limit of the zone you want or anywhere for sim mode 
    * At the minimum altitude you want to monitor
  * Click on it to set parameters with **<<**  **>>**  and **Change**
    * **mode** rect for a limited area or sim for full sim
    * **xrange** (only for rect) how far east your area goes in meters
    * **yrange** (only for rect) how far north your area goes in meters
    * **zrange** how far up over the tracer your area goes in meters
    * **minmove** minimum move to generate new point, this avoid generating to many points for slow moving avatars
    * **timer** scan intervals in seconds
    * **info** info that will appear on map title after region name
    * **image** A full html link to an image you want as map background. or just no for no background
  * **Turn on** 
    * Every time you modify a parameter you have to turn off the on the tracer and this clears all data
    * It will take 1 second per avatar to record names so it might be slow to start if many people are present
  * **Map** to get the weblink to your map. 
    * Bookmark the first page you get if you need. you can't bookmark after doing a reset or refresh on map
    * If you lost the link get it again from Tracer's menu

=== Beacons ===
 
  * Rez a **Beacon** object at every spot you want marked on the map and enter spot name in object's description
  * Turn Tracer on. If you placed beacons after starting you have to turn it off then on. It will clear the map

=== Map ===
 
  * Map has options  {{ :tracer_map_setting.jpg?500|}}
    * **From & To**  time limits of drawing initially set to limits of data
    * **Stay times** will draw bigger squares if agent stood longer at that point
    * **Fade lines** will draw older lines in a fainter grey
    * **Beacons** to show them on map if you placed some
    * **Zoom** to the maximum resolution: 1 pixel = 10cm
    * **Avatar** select All or one you want to trace
    * **Refresh** click refresh after you changed something
      * Refresh won't change the "From:" and "To:" times
    * **Reset** click reset to go back to full data set

=== Limits ===

  * Information will be kept in database 31 days after last detection. Take a screenshot of your map to keep longer
  * database also limits to 10000 lines per tracer object. number of lines is displayed in map page. When this limit is exceeded some older records get deleted.

=== Make the map ===

  * Sit on your tracer
  * your camera will be placed correctly to take a photo
  * 4 temporary markers will be rezzed
  * crop your photo inside theses markers