Hi,

now I have played around a little with navit and tried to reduce the recalculation when speed is under 4. It's my assumption that a walk is at last about 5 km/h, thus I added some lines of code to handle this case.

But before I am really do too much that propably has been done I would ask here.

The speed that triggers a recalculation of the displayed map is about more as 2.

Should this be done a little bit more ?

Or could it be done by a 'lowpass' that increases the trigger about half the average speed (three or four times measured)
if the average is more than the result of the increase ?

The decrease should be done similar (about some below the average).

This will reduce the amount of recalculations a lot I think.

A question beside. I want to try my changes on my FreeRunner for a live test:

How to get changes into the MokoMakefile built of navit.
Should I create a patch to be applied in a prebuild step ?

I have seen several directories per user that do something I don't understand yet.

Any further help out there ?

Another idea: What about a real voice, recorded from someone to replace the synthetic voice ?
(There are not so much combinations I think)

Thanks

Lothar

Am 19.10.2008 um 04:57 schrieb Marco Trevisan (Treviño):

KaZeR wrote:
(i finally ordered and received a Freerunner :) )

Nice, are you a navit dev?
I guess you are (especially looking at your site)... :P

Lothar Behrens a écrit :
Hi,

I got installed navit and after some tries I got the correct
germany.bin file by downloading it with a wget -O germany.bin ...
quicklink.

For a brief feedback: Very good !
Thanks :)

I do agree... I've but changed a little the (gtk) interface to make it
fit better to the openmoko, and I've to increase the cursor size (not so
easy to see while driving!

If navit needs to calculate a big route, isn't it good to display a
hint window or a status message instead leaving the user unknown and let
even the whole GUI stay blocked like with a message box when tapping
on the screen and let the calculations done in a background thread ?
This issue has been around for some time :
http://trac.navit-project.org/ticket/15
It used to work, then was removed because code was changed, and it
hasn't been reimplemented yet.

I'm waiting for this too

It seems that this comes also into play when the position is changed,
thus a recalculation would propably triggered ?
If you go outside of the planned route, a new route is computed, yes

Well, in my experience it is recalculated but too late imho. Maybe the
voice sinthetizer says it but while driving it's not easy to heard my
freerunner (the speaker is to low to be heard in the traffic or if I'm
listening some music), while often I've to force the refresh from the
interface.

I am also a programmer, but this seems to be a untrivial issue for a
newbie for that code.
If you're willing to help, feel free to contact me or join #navit on
freenode. You will get there all the help you should need :)

Nice. I'd like also to ask you a thing about the SDL interface... I've
not tried to compile it in my toolchain/OE build due to the fact that I
had no time to port/compile the missing libraries, but would it work
well in the Freerunner (that has not 3d hardware acceleration)?

--
Treviño's World - Life and Linux
http://www.3v1n0.net/


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Lothar Behrens
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73252 Lenningen








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