Hi Florian,

very cool!

Do you want to merge the branch directly into dev or are there any open issues?

Philipp

> On 21. May 2020, at 13:17, Florian Micklich <[email protected]> wrote:
> 
> Hi all,
> 
> I resolved STREAMPIPES-131 and the result of the (geodetic) distance
> calculation is now more accurate. It is using now the GeographicLib [1]
> under MIT license. 
> 
> GeographicLib is used in many other "Geo-Tools" like PostGIS or QGIS
> and now even in StreamPipes.
> 
> 
> For a deeper look in the functionality, start here [2]
> 
> This is committed in the feature/geodesicCalc branch atm.
> 
> Greetings
> Florian
> 
> [1] https://geographiclib.sourceforge.io/
> [2] https://geographiclib.sourceforge.io/scripts/geod-calc.html
> 
> 
> Am Samstag, den 16.05.2020, 20:00 +0200 schrieb Florian Micklich:
>> Hi all,
>> 
>> I rewrote the Distance Calculation and Static Distance Calculation
>> PE'
>> a bit.
>> 
>> The changelog:
>> 
>> * Introducing the term geodesic calculation
>> * Added  two new user parameters input fields. 
>>    * Number of decimal position for the calculation result
>>    * output unit to choose from (Meter, Km, Foot or Mile)
>> * Created SpLengthCalulatior Class to handle all kind of length
>>   measurement and calculation results. Included here the method from
>>   the DistanceUtility.class and rewrite the return statement to fit
>> to
>>   the new  SpLengthCalulatior object.
>> * Handle different Units via javax.measurement (license BSD) in the
>>   SpLengthCalulatior constructor. This is the first attempt and feel
>>   free to discuss this implementation and possible compatibility of
>>   qudt!
>> * added maven dependencies to pom file
>> * Output-Strategy with two parameters: value und type of unit
>> * Completed documentation
>> * Added Icons
>> * In Static Distance Calculation added range check for user-input
>> Lat
>>   Lng values
>> * Added default values in Static Distance Calculation for faster
>>   testing (will be removed later on)
>> 
>> I tested everything with the ISS Adapter and the Static Distance
>> Calculator.
>> 
>> ToDo's: 
>> * set dynamic qudt output in output strategy depending of the user
>>   choice
>> * improvement of Units-Symbol
>> 
>> The calculation result can be improved with another algorithm.
>> Therefore i created a Jira Ticket(STREAMPIPES-131).
>> 
>> These implementation can be found atm in the feature/geodesicCalc
>> branch.
>> 
>> Greetings
>> Florian
>> 
>> 
> 

.........................................................
M. Sc. Philipp Zehnder
Wissenschaftlicher Mitarbeiter | Research Scientist
Information Process Engineering (IPE)
 
FZI Forschungszentrum Informatik
Haid-und-Neu-Str. 10–14 
76131 Karlsruhe, Germany
Tel.: +49 721 9654-805
Fax: +49 721 9654-806

[email protected] <mailto:[email protected]>
https://www.fzi.de/mitarbeiter/philipp-zehnder
 
.........................................................
FZI Forschungszentrum Informatik
Stiftung des bürgerlichen Rechts
Stiftung Az: 14-0563.1 Regierungspräsidium Karlsruhe
Vorstand: Prof. Dr. Andreas Oberweis, Jan Wiesenberger, Prof. Dr.-Ing. J. 
Marius Zöllner
Vorsitzender des Kuratoriums: Ministerialdirigent Günther Leßnerkraus
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