[sword-devel] Android SWORD

[Manfred Bergmann]

Am 29.08.10 04:33, schrieb Kenneth Arnold:
> scrolling, and verse number sync. Also, do you think we should replace
> the backend with native libsword? That might help formatting and speed,
> but I don't know how deeply it's woven into the code. The Bishop code
> could be a useful example if we decide to go that way.

Any reason to believe the C++ backend code is faster?
I would conduct some performance tests before doing a switch.
Native Java code is much more flexible than using binaries with JNI and
whenever possible I would use Java code.



Manfred

> -Ken (mobile)
> 
>> On Aug 26, 2010 1:39 AM, "Troy A. Griffitts" <scribe at crosswire.org
>> <mailto:scribe at crosswire.org>> wrote:
>>
>> Dear Ken,
>>
>> Thank you for the debug.  I also have had trouble with the installer and
>> haven't had time to look into it.
>>
>> The history is that I build Bishop as a sort of proof of concept for the
>> java-jni bindings for Android.  I mostly work in the engine code.  The
>> jni binding code I kept in SWORD SVN and the Bishop code I just backed
>> up occasionally to our server.  Last year my drive crashed and I lost
>> some work but might have pieced it all back together.  Here is an email
>> I sent to Gary with links to all my stuff.
>>
>> ______________________
>>
>> After last year when I started the work I had a harddrive die on my
>> laptop.  I had been backing up the work regularly, but lost about 2
>> weeks of work in the crash.  I used a recovery tool to salvage many of
>> the files from the bishop project and think I may have close to what is
>> in the apk.  Here are my resources if you want to try to piece things
>> together:
>>
>> Lastest binary when I stopped, dated 11-18-2009:
>>
>> http://crosswire.org/~scribe/bishop.apk
>>
>> Latest backup of source, dated 10-31-2009:
>> http://crosswire.org/~scribe/bishop-20091031.tar.gz
>>
>> Latest binary after reconstructing source and I think some small new
>> work (I think this is built with debug symbols in the native library so
>> it's a little bigger):
>>
>> http://crosswire.org/~scribe/bishop2.apk
>>
>> Current backup of source which built the above:
>> http://crosswire.org/~scribe/bishop-20100804.tar.gz
>>
>> Please excuse my ignorance of Android programming.  I am fumbling
>> through it all.
>>
>> I remember having trouble with the InstallMgr.  It sometimes connects
>> and downloads and other times it does not.  I thought it might be the
>> limited memory on my G1 or some trouble with the timing of the FTP code
>> in the native library.  I've found serious bugs in Android's system
>> calls, (e.g. memccpy) and reported it to them, but they still haven't
>> fixed it.  I use my own version in the ftp lib to avoid the bug.  That
>> is where I stopped-- thinking I needed to debug this ftp intermittent
>> issue.  I didn't compare how well the older .apk works versus the newer
>> .apk.  Maybe the older version worked better?  Or maybe a newer version
>> of Android or new phone works better?
>>
>> Let me know what you find.
>>
>> Troy
>>
>>
>>
>>
>> On 08/24/2010 09:01 PM, Kenneth Arnold wrote:
>> > I just got an Android phone, and after seeing the...
>>
> 
> 
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