Geospatial - GISGvSIGkoyambaqgis

Kwadzidzidzi GIS, koyamba

qgis Ngati abwenzi a gvSIG iwo amakwaniritsa lonjezo lawo, Lolemba lotsatira Julayi 27 tidzakhala ndi 1.9 khola. Pakadali pano kuyezetsa kwakhala kwakukulu, malinga ndi kuchuluka komwe kukuwonetsedwa mu mndandanda wogawa. Lolemba likufika, pomwe ndikuyembekeza kukhala ndi chisangalalo chothokoza mawu kutsatira, ndikuvutika ndi kusowa tulo komwe opanga akuyenera kuchita, tiyeni tiwone Quantum GIS ngati iyi kuchokera m'maso a mbalame.

QGIS idapangidwa mu C ++ pogwiritsa ntchito Qt toolkit, imayendera pa Windows, Mac ndi Linux. Ntchitoyi idachitika mu Meyi 2002, mothandizidwa ndi zilankhulo 26 ndipo layisensi yake ndi GPL.

Tidzayesa vesi la 1.02 lomwe lasiya ine kukhala wokhutira kwambiri kuti ndikhale chida chogwiritsira ntchito kwaulere, mukhoza kuchilandira kuchokera kulumikizana uku ndipo izi ndizo tsamba lovomerezeka la Qgis.

qgis

Kuwonekera kwa Quantum GIS

Zojambulajambula ndi mawonekedwe ake ndizowomboledwa kwambiri, sizimakhudza magwiritsidwe ntchito, koma zimakhudza kukoma kwamakampani (kugulitsa) mukamapereka. Kuwonekera kuti Ndinatsutsa kale ya gvSIG, chifukwa nthawi ina maonekedwe ake ndi kusiyana kwake kwa chilengedwe zinapangitsa manejala kundiuza "imawoneka ngati pulogalamu yamakono, zithunzi zina zikuwoneka kuti zapangidwa ndi Paintbrush ya 8 bits".

qgis

Koma mu izi chikhalidwe, QGIS ikupita bwino, ngakhale pang'onopang'ono mungasankhe pakati pazithunzi zosiyana siyana za 3 za zithunzi zojambula bwino bwino kwambiri, pokhapokha podutsa mbewa pa mutuwo ikuwonetsa momwe mawonekedwe angayang'anire.

Zochititsa chidwi za Quantum GIS

QGIS imafuna Grass pazinthu zambiri zomwe chida chimenecho chakhazikitsira bwino, zabwino kwambiri kuti zisamapange zoyeserera. Mukayamba QGIS osapeza kuti yayikidwa, imadzutsa chenjezo; pamenepa ndikupanga ndemanga popanda kuphatikiza Grass. Pomwe ndimafuna kutsegula daseti ya Grass, pulogalamuyi idatsekedwa chifukwa siyidayikidwe, chifukwa chake sindipangira izi popanda kuyika zida zonse ziwiri.

qgis Mifupi, Malamulo angapo amakhala ndi kalata yomwe wapatsidwa, kotero kuti ntchitoyi imatha kunyamulidwa pokhapokha pakanikiza kalata. Izi ndizothandiza, ndikukumbukira kuti mu AutoCAD inali imodzi mwazinthu zabwino kwambiri pomwe pafupifupi lamulo lililonse limachitika kudzera pa kiyibodi.

Zowonongeka, mbali yakumanzere pali mapu osonyeza malo oyendetsera, ndi kulumikizana m'mabande onse awiriwa. Zothandiza kwambiri, mutha kusankha zigawo zomwe mukufuna kuwona mwachidule, ndipo amathanso kuponyedwa ngati zenera loyandama pamulingo wosiyana.

qgisChimango cham'mbali, chabwino kwambiri, mutha kukoka mapulagini ngati zilembo kutsogolo, atha kuyandama, ndikutulutsa batani lamanja lamanzere kapena kulimitsa. Komanso kuyang'anira m'lifupi ndikosavuta kukoka osati kumanzere kokha komanso kumunsi.

Pansi pansi, powonetsa tebulo lachidziwitso, limawoneka m'deralo, koma litha kuyandama. Yogwira ntchito kwambiri, yokhala ndi zosankha zowonekera m'mizere yosankhidwa ndikusintha m'lifupi mwake ndi kukoka kosavuta kwa mbewa. Komanso pamunsi pake ili ndi ntchito yosaka ndikusankha, yofanana ndi Manifold GIS, kupatula pazenera losavuta.

quantum gisKukonzekera kwa mawonekedwe a mawonekedwewa kumapangitsa kukhala kopindulitsa kwambiri, mafelemu oyandama ndi abwino, amandikumbutsa kwambiri Microstation, chifukwa pa nkhaniyi, zizindikiro zenera zingathe kuwonetsedwa popanda kukhudza ntchito ina.

Kusanthula deta, ali ndi mbali zofunika pakufufuza ndi kufufuza zomwe munthu angafunike, poyang'ana pali zinthu zosangalatsa zomwe ndimakonda kuziwona nthawi ina, chifukwa mapulagulu a Ftools akuphatikizapo malo oyendetsera nthaka, ma hydrological pakati pa ena.

qgis Maapulogalamu owonjezeraMonga ntchito iliyonse ya gpl, phindu lake lili m'mapulagini omwe anthu akupanga pang'ono ndi pang'ono (ngakhale ali ndi mwayi wosakhala ku Java), mwachisawawa imabweretsa zoyambira ndipo zimawoneka zochepa koma sizophweka momwe zimawonekera: zimatha kunyamulidwa Zigawo za WFS, zotumiza ku MapServer, kulumikiza mgwirizano, kuwonjezera zothandizira pamawonedwe monga kumpoto, sikelo ndiumwini, mawu opangidwa ndi makasitomala, ali ndi dxf to shp converter, plug to georeference zithunzi, gps console, python console, coordinate mesh , etc. Koma chinthu chabwino kwambiri ndikusankha kutsegula mapulagini a Grass omwe ndi mutu wosiyana. Zofanana ndi zomwe zimachitika ndi gvSIG ndi Sextante ngakhale kukhwima kwa Grass kuli kolemekezeka, chimodzi mwazida zakale kwambiri za GIS.

N'zochititsa chidwi OGR Converter, amene angathe kutembenuza zigawo pakati akamagwiritsa osiyana, monga SHP, DGN, GPX, GML, csv, KML, MapInfo ndi BD danga kudzera ODBC, MySQL, PostgreSQL, mwa ena.

Za zabwino: dxf kwa shp ndi kml ku dxf, zofunika koma osati ndi mapulogalamu ena a kulipira.

ZofunikiraMonga zida zina, mutha kupanga ma bookmark apakatikati, magulu azigawo, zigawozo zimakhala ndizowongolera zocheperako komanso zocheperako, zosavuta kuwonjezera njira zogwirizira ndi ziyerekezo; pakagwirana ndi ma shp, ngati ali ndi prj, Qgis amapulumutsa izi. Njira zambiri zimaphatikizapo bala yopitilira patsogolo, yomwe timaganiza kuti ndiyabwino kwambiri.

qgis Ndizosangalatsa momwe mawonekedwe azinthu amakonzera, chifukwa pagawo lomwelo pali ma tabu azinthu zonse, zophiphiritsa, metadata, zolemba, zochita ndi mawonekedwe am'mabuku; Chilichonse chitha kupulumutsidwa ngati kalembedwe ka .qml ndikutsitsidwa kuti mugwiritse ntchito zigawo zina. Komanso tebulo ili likuyandama ndipo m'lifupi mwake ndi kutalika kwake kumatha kusinthidwa kuti kulawe. Ngakhale gulu ili ndi ena atha kutsegulidwa ngati ntchito ina.

quantum gis Chimakumbukiranso zinthu zomwe zimawoneka zosavuta koma zomwe zili zothandiza kwambiri, monga kuyeza kwa kutalika kwake, komwe kumawonetseratu m'magulu, omwe ndi mtunda wa gawo lirilonse.

Kufikira ndi kusindikiza deta

Mutha kutsitsa vector data shp, gml, Mapinfo ndi ddf, ngakhale zambiri kuchokera kumaonekedwe ena zimatha kusinthidwa kudzera pa chosintha cha OGR. Kuphatikiza apo ma vekitala kudzera pa WFS ndi PostGIS. Zowomboledwa, zimakupatsani mwayi kuti mufotokozere zomwe zilembedwe mukamatsitsa.

Koma zigawo za raster, zimathandizira zambiri, kupatula WMS. Kuphatikizanso apo, zikuphatikizapo kuwerenga ma OGC WFS, WCS, CAT, SFS, ndi GML.

Kuti apange ma vekitala atsopano atha kuthekera kudzera pamafayilo a OGR kapena Grass. Ntchitoyi imasungidwa ngati XML ndikuwonjezera ma qgs, komwe masanjidwe a gvSIG amasungidwa.

Ponena zakusintha kwa data, malongosoledwe monga makonzedwe amachitidwe, mayunitsi, kulondola kwa decimal, amathandizira kusintha kwam'malo, chilolezo kapena kuchepa kwa ma polygoni ochulukirapo mosanjikiza ndi momwe mungathere (mtundu ndi) amasungidwa muzinthu za projekiti. kulolerana) pa gawo lililonse lomwe likupezeka mu ntchitoyi. Chotsatirachi ndichosangalatsa, ngakhale ndidakhumudwitsidwa kuti chimangokhala ndi gawo limodzi ndi mtundu wa vertex. Ndikutsindika, Grass iyenera kukhala chifukwa cha izi.

Ndinayesa kusintha ndondomeko, ndikuika vertex, koma ndinazichepetsako, pokhapokha pokhapokha kuti kunali kofunika kuti ndiwonjezere njira zowonjezera (pepani chifukwa cha kusokonezeka kwanga, ndi nthawi yoyamba yomwe ndimasewera chidole ichi). Ndiziwona ndikatsitsa zida zosinthira Udzu. Komanso sikuwoneka ngati pali panjira ngati angapo akusintha nthawi imodzi, aliyense amene amasunga zopambana koyamba. ugh!

Zotsatira za data

Pazomwe mungatulutsire mwachangu, pali njira yosungira mawonekedwe ngati chithunzi, ndi pulogalamu yosindikiza mwachangu, koma mosiyana ndi gvSIG, ilibe mawonekedwe owongolera a ArcView; koma wolemba yemwe amawoneka kuti wanditenga pang'ono kuchokera kutsitsi, ngakhale limalola kutsitsa mafayilo amawu, zolemba, mabokosi ndi zizindikilo, ndipo nyimbo zingapo zitha kupangidwira ntchito, sindinapeze momwe ndingawasungire monga ma tempuleti; bukuli likuti ndizotheka. Ndikulingalira kuti pali zinthu zabwinoko m'mapulagini a Grass pazolinga izi.

Vuto lalikulu ndi ArcGIS

Inde tidzatero, pambuyo mmawa wotsatira.

 

Golgi Alvarez

Wolemba, wofufuza, katswiri wa Land Management Models. Iye watenga nawo gawo pakukonza ndi kukhazikitsa zitsanzo monga: National System of Property Administration SINAP ku Honduras, Model of Management of Joint Municipalities ku Honduras, Integrated Model of Cadastre Management - Registry ku Nicaragua, System of Administration ya Territory SAT ku Colombia. . Mkonzi wa blog ya chidziwitso cha Geofumadas kuyambira 2007 ndi mlengi wa AulaGEO Academy yomwe imaphatikizapo maphunziro oposa 100 pa GIS - CAD - BIM - Digital Twins mitu.

Nkhani

28 Comments

  1. Moni, ndimvetsetsa kuti ndiwomboledwa, ngakhale kuti si mbali ya Qgis ndipo si Free Software kotero ndibwino kuti mupange kusungirako ku blog. Pambuyo pa zonse zikuwoneka kuti zina zonse ndi zabwino kwambiri.

  2. Funso langa ndilokhudza udzu ndi qgis, ndakhala ndikupita kuma pulogalamu onsewo koma ndili ndi vuto ndipo sindikudziwa ngati ndikulepheretsa pulogalamuyi kapena kuchepa kwa chidziwitso kumbali yanga, funso nlakuti, kodi qgis kapena udzu uli ndi gawo lokwanira lokwanira ? Ndikutanthauza kutambasula pomwe adatsegulira, kapena momwe mungachitire, mwachitsanzo, kupanga polygon yodzaza ndi yoyandikana nayo, china chake chokhudzana ndi mtundu wa chinthucho

  3. Kodi pali mwayi wothetsera zingapo zambiri ndi qgis 1.7?

  4. AutoDesk ili ndi ntchito yomwe mumasula kwaulere, imatchedwa oonawonaVomerani, ndi ichi mungathe kusintha fayilo ya dwg ku dxf format

  5. Wokondedwa mnzanga, funsoli ndi lotsatira, ndingatsegule bwanji mafayilo owonjezera a .dwg ku Quantum Gis? Pulogalamuyi Dxf2Shp imangotanthauza mtundu wa dxf.

    Zabwino.

  6. Mapulogalamu awa amawerengera fayilo ya mawonekedwe a fayilo, ngati ali mu mtundu uwu omwe muli ndi data ya ArcGIS. Chimene muyenera kuchita ndikumanganso mxd pogwiritsa ntchito ntchito yofanana.
    Ngati deta yanu ili mu geodatabase, mukhoza kuitaniranso.

  7. madzulo omwe angandithandize kuchoka ku ArcGis kupita ku Kosmo kapena gvsig kapena chida chomasula, ndikuchifuna mofulumira chifukwa chimayambitsa mapeto a nkhani zikomo kwambiri.
    imelo yanga ocampogiraldo@gmail.com

  8. Ndikulumikiza mapulogoni pogwiritsa ntchito mapepala a WMS monga maziko.

    gvSIG: Chithunzi chonyamula mwamsanga, koma zokopa pamene mukuyenda kudzera mu orthophoto ndizonyansa

    Kosmo: Chithunzicho chimanyamula pang'onopang'ono, ngakhale kuti zimawoneka bwino kwambiri kuti zizimvetse

    QGIS: Zofanana ndi Kosmo, zosavuta kwambiri kuti zisinthe, chithunzicho chingatenge zaka kuti zisungidwe.

    Kodi ndi vuto liti limene lingakhalepo mumodzi?

  9. Ntchito Yowonjezera GIS ndikulumikizidwa kwa qgs kalibe kanthu, kokha kutchulidwa kwa zigawo zomwe zikuyitanidwa. Kotero chomwe inu mumagwira ndi kuwona momwe mungasinthire zigawo zimenezo, zomwe zingawononge mafayili kuti asinthe kapena dxf.

  10. Kodi pali wina amene amadziwa momwe ndingathere fayilo yowonjezera ku AutoCAD?
    Gracias

  11. Kulemba zithunzi zojambulidwa ku Spain mungagwiritse ntchito osm

  12. Moni.
    Ndikuchita GIS pa intaneti pa sextant kosmo chilengedwe. Ndipo ndakumana ndi vuto laling'ono. Ndikapereka mapulojekiti omwe ali ndi cholinga chopanga rasta wosanjikiza, ndimatseka pulogalamuyi.
    Kodi pali wina amene ali ndi lingaliro la chifukwa chake lingakhale?

  13. Zabwino kwambiri!
    Ndikufuna kudziwa komwe ndingapeze CARTOGRAPHY YOPHUNZITSIDWA kuchokera ku Spain (makamaka ku Valencia) kuti iigwiritse ntchito ndi QUANTUM GIS pulogalamu.
    Chonde, ngati muli ndi chidziwitso, ndidziwitseni ... ndasochera pang'ono ...

    Gracias

  14. Zikomo inu, ndipo sindikudziwa ngati mukufuna kuwonjezera gawo la kuonera popanda tenr pochitika shapefile kuyambira zolemba ndi zigawo mitundu mizere, mfundo polygons ndi zolemba ali mu zigawo zosiyana, amafunika view yekha ndi kumachita izi masitepe akutengedwa

  15. Muyenera kusintha kuti mupangire fayilo, kupita ku mapulagini, ndiye mumasankha dxf2shp

  16. Kodi pali wina amene amadziwa momwe ndingatsegule mafayilo a dwg ndi dxf mu quantum gis?

  17. Muyenera kufotokoza vuto lanu mochuluka:

    Kodi mumadziwa kutsegula makina a kilomita?
    Kodi mumatumiza uthenga?
    Tengerani chosanjikiza muzanja la mbali koma simukuwona zinthuzo?

  18. Sindingathe kulowa mafayela a kml kuchokera ku 5.0 tsamba la google earth aquantum yomwe aliyense angandithandize kuchuluka kwake ndi 1.2
    gracias

  19. Inde, amawathandiza. Kwa Qgis yakulira kutali amagwira ntchito bwino ndi Grass ndi gvSIG ndi Sextante.

  20. hol, ndimafuna kudziwa ngati mapulogalamu ngati Qgis, gvgis kapena maofesi othandizira malonda (shp, tab …….) ndipo angathe kuthandizidwa kuti azitha kudziwa zakutali?

  21. Moni, ndine wophunzira ntchito ya Geomatics, ndikungosakatula ndinazindikira za mtundu watsopanowu womwe ndi waulere ndipo ndimatha kupita nawo kulikonse ndi USB, njira yabwino bwanji kwa ophunzira yomwe ndimanena ngati wophunzira ndipo ndimakondadi mitundu itatu ya zida koma zambiri za QGIS zomwe ndizofanana ndi Argis komanso zabwino pakupanga ma geoprocessing ndimangopanga mphuno yosavuta ngati pali njira yomwe ndingapangire cholumikizira zingapo ... onani ngati munganditumizire zitsanzo za m'mene mungatsitsire zithunzi kuchokera ku google lapansi ndi mayina avenue..mabuku ..

  22. Kwa ichi mukupita:
    Zowonjezera / OGR wosinthira / kuthamanga OGR wosinthika

    Kenako mumasankha mafayilo oyambirira (chitsimikizo), posankha kml mtundu, ndi malawi

    Kenako, pansipa musankhe malo (zolinga), ndipo sankhani kuti mutembenuzire ku shp

  23. funso masiku angapo apitawo ndikuyika qgis Ndikufuna kudziwa ngati n'zotheka kusintha maofesi a kml ku shp

  24. Muli bwino Tuxcan, liwiro la Qgis likuyendera bwino kuposa gvSIG. Kuti akhale zida zaulere, adakula kwambiri ndipo tsopano ndi izi zomwe mungagwire ngati kuti ndi pulogalamu ya eni eni.

  25. Ndimakonda mapulogalamu a GvSIG ndi Quantum GIS, omwe amalonjeza zambiri ndi malo ogwira ntchito za GIS. Komabe, nthawi zina kuyendetsa kwa JAVA, zomwe zimasiyana pang'ono kuchokera ku mawonekedwe a QGIS, ayenera kugogomezedwa. Chinthu chachikulu pa QGIS ndi Python API yolemba mapulogalamu apakompyuta, kugwirizana kwake kwa GRASS GIS komanso kuthandizira mitundu yosiyanasiyana. Mwa gvSIG ine ndikugogomezera ntchito yake yayikulu kudzera mu SEXTANTE GIS ndi zosankha zabwino zogwirizana ndi zipangizo zamagetsi, kuwonetsera 3D, kufalitsa, koma ndikuumirira ndi LENGTH ina ya kuphedwa kwake. Pa zofooka za zida zonse ziwirizi ndi mapu, chifukwa pakalipano palibe zolemba zambiri. Ndikuganiza kuti ndibwino ngati panthawi ina akhoza kugwiritsa ntchito zipangizo zokonzekera za KOSMO kapena OpenJUMP, zomwe ndapeza zodzaza ndi zokondweretsa.

    Ntchito zonsezi ndi zabwino ndipo zakhala zikulimbikitsidwa kwambiri pulogalamu yaulere ya GIS, chifukwa chake ufulu wa pulogalamuyi, kutilola kusankha zisankho zomwe zingatithandize.

  26. Modzipereka, ndi zabwino kulandira chidziwitso cha blog yanu. . . Ndikuyamikira kuchokera ku Patagonia Argentina

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