Hi William, I'm not familiar with that class, but my 11:30PM guess is that it's purely geometric, like all the JTS geometries, as such you should pass a radius in "degrees"
Cheers Andrea On Thu, Dec 24, 2015 at 7:39 PM, William Bowen <williamrbo...@gmail.com> wrote: > I'm having trouble creating shapes from the GeometricShapeFactory in Geo > Tools 14. Namely, given a lat/long, I would expect the coordinates to be > created according to my SRID (4326) and look like lat/longs but instead I > get numbers seemingly on a different CRS like: > > List(4552.971727307984,-5947.9371003344, > 4766.310254798524,-5777.468633508588, 4973.220940309102,-5599.253051374699, > ...) > > Some simplified Scala sample code for creating an arc is below. I'm having > the same issue with createCircle() and other shape factory methods, so it > must be something I'm doing incorrectly: > > val arcFactory = new GeometricShapeFactory(new GeometryFactory(new > PrecisionModel(PrecisionModel.FLOATING), 4326)) > arcFactory.setCentre(new Coordinate(36.033611, -76.333056)) > // Size from 4.0 NM is 14816.0 in meters > arcFactory.setSize(14816) > // Angle in radians, converted from degrees > arcFactory.createArc(5.368118804656389, 3.6496323105958797) > > > When I log it all out, it looks something like: > > Creating arc at 36.033611, -76.333056 of size 4.0 NM (14816.0 m) from > start angle 5.368118804656389 radians (307.57055143162347 deg) to end angle > 3.6496323105958797 radians (209.1085281717227 deg) > > But as mentioned before, the generated coordinates do not conform to my > expecations (lat/long) pairs. What am I missing? When I print the SRID of > the generated geometry, it's coming out as 4326 but the coordinates don't > seem to reflect this, so a transform() doesn't seem appropriate here. > > Thank you guys so much for your help! > > > ------------------------------------------------------------------------------ > > _______________________________________________ > GeoTools-GT2-Users mailing list > GeoTools-GT2-Users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/geotools-gt2-users > > -- == GeoServer Professional Services from the experts! Visit http://goo.gl/it488V for more information. == *Geosolutions' Winter Holidays from 24/12 to 6/1* Ing. Andrea Aime @geowolf Technical Lead GeoSolutions S.A.S. Via Poggio alle Viti 1187 55054 Massarosa (LU) Italy phone: +39 0584 962313 fax: +39 0584 1660272 mob: +39 339 8844549 http://www.geo-solutions.it http://twitter.com/geosolutions_it *AVVERTENZE AI SENSI DEL D.Lgs. 196/2003* Le informazioni contenute in questo messaggio di posta elettronica e/o nel/i file/s allegato/i sono da considerarsi strettamente riservate. Il loro utilizzo è consentito esclusivamente al destinatario del messaggio, per le finalità indicate nel messaggio stesso. Qualora riceviate questo messaggio senza esserne il destinatario, Vi preghiamo cortesemente di darcene notizia via e-mail e di procedere alla distruzione del messaggio stesso, cancellandolo dal Vostro sistema. Conservare il messaggio stesso, divulgarlo anche in parte, distribuirlo ad altri soggetti, copiarlo, od utilizzarlo per finalità diverse, costituisce comportamento contrario ai principi dettati dal D.Lgs. 196/2003. The information in this message and/or attachments, is intended solely for the attention and use of the named addressee(s) and may be confidential or proprietary in nature or covered by the provisions of privacy act (Legislative Decree June, 30 2003, no.196 - Italy's New Data Protection Code).Any use not in accord with its purpose, any disclosure, reproduction, copying, distribution, or either dissemination, either whole or partial, is strictly forbidden except previous formal approval of the named addressee(s). If you are not the intended recipient, please contact immediately the sender by telephone, fax or e-mail and delete the information in this message that has been received in error. The sender does not give any warranty or accept liability as the content, accuracy or completeness of sent messages and accepts no responsibility for changes made after they were sent or for other risks which arise as a result of e-mail transmission, viruses, etc. -------------------------------------------------------
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