Geospatial - GISqgis

Ngenisa idatha kusuka ku-OpenStreetMap kuya ku-QGIS

Inani lemininingwane ekhona I-OpenStreetMap likhulu kakhulu, futhi nakuba lingalokothi lifinyeleleke, ezimweni eziningi liyiqiniso kunemininingwane ejwayelekile ngokulayishwa ngamashidi e-cartographic ngezinga le-1: 50,000.

Ku-QGIS kuhle ukulayisha lo ungqimba njengemephu yangemuva njengemifanekiso ye-Google Earth, okuyiwona ama-plugin asekhona kakade, kodwa lokhu kuyimephu yangemuva kuphela.

Kwenzekani uma lokho okufunayo kufanele kube nekholomu le-OpenStreetMap njenge-vector?

1. Landa i-database ye-OSM

Ukuze wenze lokhu, kufanele ukhethe indawo lapho ulindele ukulanda khona idatha. Kusobala ukuthi izindawo ezinkulu kakhulu, lapho kunolwazi oluningi khona, ubukhulu be-database buzoba bukhulu futhi budle isikhathi. Ukuze wenze lokhu, khetha:

Vector> OpenStreetMap> Landa

Osm qgis

Lapha ukhetha indlela lapho kuzolandwa khona ifayili le-xml elinesandiso se-.osm. Kungenzeka ukhombise ububanzi be-quadrant kusuka kusendlalelo esivele sikhona noma ngesibonisi samanje sokubuka. Lapho inketho isikhethiwe ukwamukela, inqubo yokulanda iqala futhi ivolumu yedatha elayishiwe iboniswa.

 

2. Dala i-Database

Uma ifayela le-XML selilayishiwe, okudingekayo ukuyiguqula ibe yidatha. 

Lokhu kwenziwa nge: Vector> OpenStreetMap> Ngenisa topology kusuka kuXML ...

Osm qgis

 

Lapha usicela ukuthi singene emthonjeni, ifayela elikhishiwe leDB SpatiaLite futhi uma sifuna ukuxhumeka kwangaphandle ukuthi kudalwe ngokushesha.

 

3. Shayela ungqimba ku-QGIS

Ukushayela idatha njengesendlalelo kudinga:

Vector> OpenStreetMap> Thumela i-topology ku-SpatiaLite ...,

Osm qgis

 

Kumele kuboniswe uma sizobiza kuphela amaphuzu, imigqa noma amapholigoni. Futhi ngenkinobho Layisha kusuka ku-database ungayibhala okuyizinto ozithandayo.

Ngenxa yalokho, singakwazi ukulayisha ungqimba kumephu yethu, njengoba kuboniswe esithombeni esilandelayo.

Osm qgis

Yiqiniso, ngoba i-OSM iyinhlangano yomthombo ovulekile, kuyoba yisikhathi eside amathuluzi angasese ukwenza lohlobo lwento.

Golgi Alvarez

Umbhali, umcwaningi, uchwepheshe wamamodeli wokuphathwa komhlaba. Ubambe iqhaza ekucabangeni nasekusetshenzisweni kwamamodeli afana nalawa: Isistimu Kazwelonke Yokulawulwa Kwezakhiwo i-SINAP e-Honduras, Imodeli Yokuphatha Yomasipala Abahlangene e-Honduras, Imodeli Edidiyelwe Yokuphathwa Kwe-Cadastre - Registry e-Nicaragua, Uhlelo Lokuphatha lwe-Territory SAT e-Colombia. . Umhleli webhulogi yolwazi lwe-Geofumadas kusukela ngo-2007 futhi umdali we-AulaGEO Academy ehlanganisa izifundo ezingaphezu kwe-100 ngezihloko ze-GIS - CAD - BIM - Digital Twins.

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