Re: [guide-user] Re: Porting Guide to Android

Christian Ambros Nov 10, 2012

 Hi,
sorry, it took me a while to answer due to other things which came up and caught importance.

There is no point in using bluetooth because it is to slow for autoguiding. I'm building a telescope tracking system myself at the moment from the bottom. That's why I told you in the last mail, why a smartphone is a bad idea to  control a telefone with.
Wlan would be an option but just for very poor resolutions of the guiding camera. If you want to use something larger to have more and better guiding stars, than you need more transfer speed. Cable based telescope tracking systems do have plenty advantages. All system I looked for with wlan or bluetooth had problems with theier connections.

I do have here, at my desk, all kinds of interfaces, controllers, motors (stepper, dc's with and without gears...). I
went through all possible szenarios, but the only thing that works during rough nights (-20 degrees, wind up to 60 knots, etc) are ethernet and usb2. usb3 is not an option because there isn't any ccd camera which support it. The go for ethernet because there isn't anything faster.

I'm not sure if the arm processor's are fast enought for processing good ccd chips for autoguiding, but that could be tested.

clear skies,
Christian

--
"A little learning never caused anyone's head to explode!"


"Ein wenig Lernen hat noch niemandens Kopf zum Explodieren gebracht!"


>________________________________
> Von: Claudio <carocicosta@...>
>An: guide-user@yahoogroups.com
>Gesendet: 9:41 Dienstag, 6.November 2012
>Betreff: [guide-user] Re: Porting Guide to Android
>
>

>Hi Christian,
>
>I understand your point, but I have a good reason to ask for such a porting. Here in Italy a local telescope builder (Avalon Instruments) is planning to develop a new controller for their mounts which will no longer control the mount via a standard cable-connected keypad, but by a bluetooth connected smartphone and a dedicated software. It would then be very nice to be able to run also Guide on the same smartphone.
>
>Regards,
>Claudio
>
>--- In guide-user@yahoogroups.com, Christian Ambros <ambrosc@...> wrote:
>>
>> Hi Bill and  Claudio,
>>
>> I'm running Guide9 completely with wine since 2000. I just had one issue which was fixed right away as some one mentioned it before I noticed it, because I used guide on observation run preparations of a galaxy cluster survey 20° +/- of the galactic equator, during the run with downloaded dss fits-images for ccd pointings and afterwards to make quality estimation how deep and good the run was. So, crashing guide during asteroid data update was an issue but didn't concern me much.
>> Today, guide is still running with wine and plenty comparisons with running on windows on the same machine didn't end nicely for windows as os.
>> As Android is some kind of a linux derivate, it should be possivle to run wine on a tablet, but to be honest, why would one use a smart phone or tablet when there's need to control not even a telescope but also a ccd camera which is cooled down 50 degrees below observingside temperature, a filter wheel, a dome and have to have object catalogs which are uncommon? I don't see the point in using a smartphone for the tasks guide is cable of. I don't think one would like to see guide as a competitor to google sky map, which has completely different aims.
>>
>> Porting Guide to Linux, makes sense, indeed, even vor android based tablets but not for smartphones.
>> Writing the gui with python-qt would make it plattform independent and since python is more or less made up from c++-wrappers, it's quick as hell.
>>
>> cheers,
>> Christian
>>
>>
>>
>>  
>> --
>> "A little learning never caused anyone's head to explode!"
>>
>>
>> "Ein wenig Lernen hat noch niemandens Kopf zum Explodieren gebracht!"
>>
>>
>> >________________________________
>> > Von: Bill J Gray <pluto@...>
>> >An: guide-user@yahoogroups.com
>> >Gesendet: 19:30 Montag, 5.November 2012
>> >Betreff: Re: [guide-user] Porting Guide to Android
>> >
>> >
>> > 
>> >Hi Claudio,
>> >
>> >It's vaguely possible... as you might expect, the main issue would be
>> >re-designing the user interface pretty much from scratch. The code to
>> >draw maps and such would require revision, but nowhere near as much.
>> >I haven't gotten much past the "thinking about it" stage, though.
>> >
>> >> (please not to Mac!...)
>> >
>> >I've heard from a few OS/X folks running Guide nicely using Wine
>> >(http://www.winehq.org) and still more using Wine to run Guide in Linux.
>> >The "port" to OS/X and Linux, therefore, mostly consisted of trying
>> >Guide in Wine, finding maybe five or six small issues, and fixing them.
>> >And most of those issues had nothing to do with Wine. They were bugs
>> >in Guide that just hadn't surfaced until I tried this.
>> >
>> >-- Bill
>> >
>> >
>> >
>> >
>>
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