Decidiéndonos da MapServer

Amfani da tattaunawar kwanan nan tare da cibiyar Cadastre wacce ke neman hanyar buga taswirar ta, anan na taƙaita mahimman abubuwa don dawo da ceton batun ga al'umma. Wataƙila a lokacin zai yi wa wanda yake son yanke shawara ko ya nemi taimakon geofumada.

Me yasa MapServer

Labarin ya kasance wani, wanda ya yi niyya ta GeoWeb Publisher, Bentley, domin har yanzu yana da lasisi Kayan Bincike, kakannin wannan, baya a cikin turbaya shekaru.  Wani dalili da ya sa suna sha'awar Bentley shi ne cewa taswirar su akan Microstation Geographics, tare da aikace-aikacen VBA don ginawa da kuma kula da taswirar cadastral.

A baya can a kan blog (Ƙananan - Rare kamar yadda aboki ya ce) ya nuna yadda za a ƙirƙiri sabis na taswirar yanar gizon, ta amfani da Manifold GIS, azaman madadin tsada mai tsada. Na kuma yi magana wata rana game da fa'idar Geoweb Publisher daga Bentley azaman mafita lokacin da akwai ƙarin azurfa. Wannan don ba da ci gaba ga wancan tsohon matsayi wanda a ciki Na yi kwatanta tsakanin aikace-aikace daban-daban don shafukan kan layi.

Bayan tattaunawar mun yanke shawarar zuwa MapServer, batun da nake fatan amfani dashi a cikin fewan kwanaki masu zuwa. Af, fara gwada wasu dandamali na tushen buɗewa har zuwa ƙarshen shekara, amma a cikin yanayin yanar gizo.

MapServer ba aikace-aikacen GIS bane, sam baya nuna kamar, kamar yadda shafinsa ya fada. An haife shi azaman yunƙuri na Jami'ar Minnesota, saboda haka tambarinta ya fito ne daga haɗuwar kogin Minnesota da Mississippi. Yau ta zama ma'auni a cikin sabis ɗin taswirar gidan yanar gizo da aka rarraba, watakila saboda asalin Anglo-Saxon. Kamar wannan aikace-aikacen akwai kewayon da yawa -sosai sosai gaske-, Ina son na da sauki, kamar yadda sauki ga sabon masu amfani. sihiri ne a cikin .map fayil management cewa za a iya generated ko dai daga shirye-shirye kamar QGis ko fahimta da dabaru don su cuci mapscript harsuna kamar PHP, Java, Perl, Python, Ruby, ko C #.

Ƙarin aikace-aikacen suna ci gaba a MapServer "bauta”Kamar su Chamaleon, Cartoweb, Ka-map da Pmapper. Waɗannan ana ba da shawarar ne ga masu amfani da ƙananan ƙa'idar lamba, kodayake yana da kyau a fahimci ƙarancin dabaru na MapServer.

Misalin da aka nuna shi ne, kawai misalin aikin da muke yi yanzu. Tare da izinin su da kuma sanin cewa wannan sabis ɗin zai kasance ga jama'a cikin makonni biyu sannan zasu iya ganin yana aiki.

Wadannan aikace-aikacen yanar gizon sun kasance

Don wannan, zanyi amfani da Foundation a matsayin tunani OSGeo, wanda shine ɗayan sabbin dabarun kirkirar abubuwa dangane da ɗorewa da daidaitaccen tushen buɗewa a cikin yanayin yanayin ƙasa. Kodayake na yarda cewa akwai wasu.

• Mapbender, sananne sosai, ana amfani dashi azaman abokin ciniki tare da Mapserver dangane da IDE Guatemala. Dalilin roko shi ne cewa an kirkireshi ne don PHP da JavaScript, haɗuwa biyu daga cikin hanyoyin da ake amfani dasu a yanar gizo a yau.
• Mapbuilder, wanda ya zo ƙarshensa a sigar 1.5 kuma ta haɗu zuwa Open Layer. Abun AJAX… ya kasance kyakkyawa.
• Bude Layer, abubuwan al'ajabi idan kana so ka haɗi tare da Google ko tashoshin Yahoo ko inganta cache a cikin rawar da aka yi.
• Taswirar Ma'aikata, sananne sosai don alaƙar sa da AutoDesk. Ustarfafawa don mutuwa saboda, a cikin kowane ɗanɗano da kuke so.
• Degree, ɗan hayaƙi ne a cikin mizani. Tare da dama mai yawa a Turai. Saboda kwanciyar hankali a cikin tallafin GML, an ba da shawarar azaman madadin tsaka tsaki don aiwatar da ayyukan yanar gizo a cikin shirin. INSPIRE.

Sauran hanyoyin maganin OSGeo sune:

• Geoserver, babbar mahimmanci shi ne cewa ci gaban ya shafi Java. Tare da yawa don bayar da irin su Layer Layer lokacin haɗaka Google Maps, Google Earth, Yahoo Maps, ciki har da ArcGIS.
• Geomatics wanda ya haɗa da abokin ciniki, tebur da kuma yanar gizo.
• MapFish, tare da mayar da hankali ga Pyton amma watakila ɗaya daga cikin mafi kyawun rubutu (a layi).

Taswirar MapServer

Hadaddiyar tare da matsayi OGC. Zai yiwu mafi kyau, ko da yake a cikin kusan kusan dukkanin aikace-aikacen budewa suna da kyau, akalla game da WMS, WFS, WCS, GML.

• Ayyukan Taswirar Yanar Gizo (OGC: WMS) 1.0.0, 1.0.7, 1.1.0 da 1.1.1
• Shafin Farko na Yanar gizo (OGC: WFS) 1.0.0, 1.1.0
• Sabis na Wurin Yanar Gizo (OGC: WCS) 1.0.0, 1.1.0
• Harshen Tsarin Gida (OGC: GML) 2.1.2, Nemo 3.1.0 Level 0
• Shafukan Taswirar Yanar Gizo na Yanar Gizo (OGC: WMC) 1.0.0, 1.1.0
• Rubutun Bayanin Layer (OGC: SLD) 1.0.0
• Ƙayyadadden Bayanin Filter (OGC: FES) 1.0.0
• Sabis na Kulawa Sensor (OGC: SOS) 1.0.0
• Abubuwan da aka yi da kuma matakan (OGC: OM) 1.0.0
• SWE Daidai (OGC: SWE) 1.0.1
• OWS Common (OGC: OWS) 1.0.0, 1.1.0

Bauta bayanai ta hanyar Open Gis Consortium jagororin zai sa kowane shirin ya tsaya akansa ba tare da wata matsala ba. Daga AutoDesk Civil3D, ArcGIS. Taswirar Bentley, zuwa gvSIG, QGis, da sauransu. Ko Google Earth / maps ta wms.

Idan muka kwatanta shi da aikace-aikacen da na yi aiki tare da (GeoWeb Publisher da Manifold GIS), MapServer ya zarce su ta hanyar ciwon yawa watsawaA sakamakon haka, shafinku yana da isassun bayanai, ingantattun misalai, banda batun masu amfani. Game da GWP dole ne ku yi aiki da yawa tare da ƙusoshin kuma abin da ke na Manifold a cikin Sifaniyanci kaɗan ne -barin fita Ka egeomates don haka kada ku shiga rikitarwa-.

El goyon bayan bayanai abun mamaki ne. Ba sama bane amma ya kusa isa:

• Bayanin Vector ko Geodatabase: Fayil mai siffar, GML, PostGIS da wata duniya ta hanyar OGR, gami da DGN.
• Raster data: georeferenced Tif da duk abin da muke so ta GDAL.
• Daga fitarwa, zaka iya samar da jpg, png, pdf kuma ba shakka, ka'idodin OGC.

Sa'an nan kuma akwai goyon bayan multiplatform. MapServer na iya yin aiki a saman IIS, wanda ke sanya shi abokantaka ga masu amfani da Windows / PC. Hakanan akan Apache, saboda haka yana iya aiki akan Windows da Linux abin ban mamaki, ba kawai don hidiman bayanai ba amma don kewaya. Game da Manifol
d, wallafe-wallafen IIS kawai, idan kuna magana da su game da Apache shi yana haddasa ambaliya, ko da yake akwai wadanda suka sanya su pirouettes. Kuma a game da Bentley, Windows ne kawai, hatta gidan yanar gizo nuni ne na ActiveX wanda ke gudanar da Internet Explorer ne kawai, sai dai idan an sha shi IDPR zuwa ga ɗaukakar da ke cikin sararin samaniya.

Ba dole ba ne a ce, ba kula ba biya lasisi. Lasisin tare da Manifold Universal zai kasance cikin tsari na $ 600, na Bentley GWPublisher na $ 10,000 tare da iyakantattun masu amfani kuma idan ya kasance ga GIS Server na dalar Amurka 15,000 zuwa sama.

A ƙarshe, na ga babban amfani a da ci gaba. Neman wanda ke aiki MapServer ba sauki bane, amma ya fi sauƙi fiye da sauran aikace-aikace, har ma da yadda muke yi yanzu. Mai haɓaka wanda ya san ƙwanƙwasawar Bentley GWPublisher ba shi da sauƙin samu, dole ne ya san Project Wise, Geographics, Microstation VBA da Bentley Map don cin gajiyar ci gaba mai ƙarfi akan Bentley Geospatial Server (Ko da yake na yarda cewa akwai abubuwan ban mamaki da aka yi a can). Mai haɓaka GIS da yawa, yana da matukar wahala duk da cewa kawai .NET ne, kuma ɗayan daga GIS Server, tabbas zai caji bisa la'akari da adadin lasisin.

Yadda zaka sanya shi a cikin matakai na 5

Babu matakai da dama, da farkon Farawa:

1. Download OSGEO4W daga nan
2. Shigar da shi, mafi yawan MapServer, Apache da misali.
3. Shigar Apache kuma ƙirƙirar sabis ɗin (ko ya dauke wani shugabanci ta hanyar IIS).
4. Ɗaukaka sabis
5. Gudun misali a cikin mai bincike

Haka ne, kamar farawa, tsakanin ayoyi na 1 da na 2 akwai abubuwa da yawa da suka faru a tawayen Shaiɗan. Kullum haɓaka sabis ko dai ta hanyar http: // localhost / ko kuma kun mamaye yakinku, amma kuna koya.

Zai kasance a gaba wanda za mu bayyana shi.