[mkgmap-dev] Routing parameters

Fri May 15 19:00:28 BST 2015

Hi Dave,

I'm curious about this too and hope the specialist could explain this to us.

Alexandre

2015-05-15 14:45 GMT-03:00 Dave Swarthout <daveswarthout at gmail.com>:

> I am curious to know how mkgmap handles the display of and text to speech
> aspects of motorway junctions. It's hard to test for this without actually
> creating a route and then driving it to see and hear what the Garmin is
> doing with the data or to discover where it gets the information from.
>
> I'm assuming that whatever one puts in the exit_to=* tag gets displayed
> and spoken by the Garmin "assistant". Does mkgmap ever use the
> destination=* tag, and if so under what circumstances?
>
> I found this rule in the lines style sheet, but I do not understand it
> well enough to help me answer my question
>
> (highway=motorway_link | highway=trunk_link) & mkgmap:exit_hint=true &
> mkgmap:dest_hint=true
>   { name '${destination:ref|subst: =>} ${destination|subst:;=> |subst:/=>
> }' |
>          '${ref|subst: =>} ${destination|subst:;=> |subst:/=> }' |
>          '${destination|subst:;=> |subst:/=> }' |
>          'Exit ${mkgmap:exit_hint_ref} ${mkgmap:exit_hint_name}' |
> highway=road
>          'Exit ${mkgmap:exit_hint_ref} ${mkgmap:exit_hint_exit_to}' |
>          'Exit ${mkgmap:exit_hint_exit_to}' |
>          'Exit ${mkgmap:exit_hint_name}' |
>          'Exit ${mkgmap:exit_hint_ref}'
>        }
>
>
> As always, thanks in advance to any help you can provide.
>
> Dave
>
> --
> Dave Swarthout
> Homer, Alaska
> Chiang Mai, Thailand
> Travel Blog at http://dswarthout.blogspot.com
>
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