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空間情報システム入門I 2018 (7/5) KMLその2
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Taichi FURUHASHI
July 05, 2018
Education
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空間情報システム入門I 2018 (7/5) KMLその2
初心者のためのグーグルアース術 その2
© mapconcierge, CC BY-SA 4.0
Taichi FURUHASHI
July 05, 2018
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Transcript
@mapconcierge ݹ ڮ େ ϚοϓίϯγΣϧδϡ(ג)ʗ੨ࢁֶӃେֶʗOSMFJʗOSGeoࡒஂຊࢧ෦ʗGISNEXT ॳ৺ऀͷͨΊͷ άʔάϧΞʔεज़ͦͷ̎ ,.-σʔλΛ࡞ΕΔɻ
ۭؒใγεςϜೖI 2018 7/5 1
དྷि(7/12) ٳߨ͠·͕͢ɺ ՝ग़͠·͢ɻ SlackΛཁνΣοΫʂ
None
ੈͷதͷใͷ Ҏ্ ॴؚ͕·Ε·͢ɻ
σδλϧ Ξʔεϒϥβ
ΞϝϦΧͷ ݩ෭େ౷ྖ
σδλϧ Ξʔε ߏ
None
2005 6݄
Google Earth ver3.0 ެ։
μϯϩʔυ
̍ԯ Ҏ্
σʔλ ྔ
̍̌̌ ςϥҎ্
ۭؒ ղ૾
ۭؒղ૾ 10cm
ଞ ʹ ࣅͨΑ͏ͳ ιϑτ͕͋Δ
World Wind by NASA
Virtual Earth by Microsoft
ArcGIS Explorer by ESRI
σδλϧ Ξʔε ϒ ϥ β
͜ΕΒ
ཧۭؒ ใͷ
ࢹ֮Խ
ˍ
ใڞ༗ πʔϧ
Digital Earth Browser and Web Browser σδλϧΞʔεϒϥβ Σϒϒϥβ KML HTML
Digital Earth ϒϥβ http://earth.google.com/ World Wind (NASA, since 2004) Google
Earth (Google, since2005) ArcGIS Explorer (ESRI, since 2006) http://worldwind.arc.nasa.gov http://www.esri.com/software/arcgis/explorer/
KML
Maps Earth Sketch Up Google Geo Products Geo TAG K
M L
None
https://www.google.co.jp/trends/explore#q=KML
<?xml version="1.0" encoding="UTF-8"?> <kml xmlns="http://www.opengis.net/kml/2.2"> <Document> <Style id="PolyStyle1"> <IconStyle> <Icon>
<href>https://maps.gsi.go.jp/portal/sys/v4/symbols/080.png</href> </Icon> <scale>1</scale> </IconStyle> </Style> <Placemark> <name>ݹڮݚڀࣨ</name> <description><![CDATA[ <table><tr><td>Ӧۀ࣌ؒ</td><td>24/7</td></ tr></table> ]]></description> <styleUrl>#PolyStyle1</styleUrl> <Point> <coordinates>139.40277099609378,35.566348471134255</ coordinates> </Point> </Placemark> </Document> </kml> ̢̡̠σʔλͷதʢҰ෦ൈਮʣ
KMLͷಛ • σʔλܗ͕ࣜੈքඪ४(OGC) http://www.opengeospatial.org/standards/kml • XMLσʔλ • ѹॖՄೳʢZIPʣ • ωοτϫʔΫରԠʢNLʣ
• ଟ࠼ͳσʔλܕ • ࣌ؒใΛѻ͑Δ
σʔλܕ • ʢPointʣ • ઢʢLineʣ • ໘ʢPolygonʣ • ը૾(໘ɺεΫϦʔϯɺࣸਅ) •
̙̏ΦϒδΣΫτ(COLLADA)
Point Polygon Line
Line 3D Object
Image (Screen) Image (Ground)
Image (Ground) Image (Screen)
3D Object with Texture
Polygon with attributes and TimeScale Image (Screen)
K M L ͷ ج ຊ ߏ ࢀߟɿ https://developers.google.com/kml/documentation/kmlreference?csw=1
ઌि(6/28)ͷ՝ ݱࡏͷ̢̡̠ver2.2Ͱɺ ࠓ·Ͱͷ̢̡̠࡞࡞ۀΛ௨ͯ͠ײͨ͡ෆຬͳΛͻͱͭڍ͛ɺͦΕΛղܾ͢ΔͨΊʹ ̢̡̠ ver2.2ʹఆٛ͞Εͯ ͍ͳ͍ɺ৽͍͠λάΛ̍ͭఏҊͯͦ͠ΕͧΕͷճΛ·ͱΊͯFacebookඇެ։άϧʔϓʹߘ͍ͯͩ͘͠͞ɻ ͱ͍͏ͰෆຬΛײ͡Δ͕ɺͦͷΛղܾ͢ΔͨΊʹɺࢲɺ ͱ͍͏৽͍͠λάΛఏҊ͢Δɻ
̍.
EPSG:4326
SRS Spatial Reference System
EPSG:4326 WGS84ଌܥɾҢܦ࠲ඪܥ
35.69847, 139.77309
͍ΘΏΔ Lat,Long
2.
EPSG:900913
Google࠲ඪܥ
Google࠲ඪܥ 900913
Google࠲ඪܥ 319009
None
ଌܥɿWGS84 Ө๏ɿԣϝϧΧτϧ ճసପԁମɿٿମ
͔͠ɺ 256x256 Ͱׂ͞Εͨ λΠϧը૾ηοτ
None
λΠϧը૾֬ೝαΠτ https://www.maptiler.com/how-to/coordinates-bounds-projection/
Google࠲ඪλΠϧηοτ
Google࠲ඪλΠϧηοτ
GoogleҎ֎Ͱ...
OpenStreetMap https://www.openstreetmap.org/
https://www.openstreetmap.org/
Yahoo! MAP https://map.yahoo.co.jp/maps
https://map.yahoo.co.jp/maps
ཧӃਤ https://maps.gsi.go.jp
Google࠲ඪܥͱ λΠϧηοτΛ࠾༻
݁ՌɺΈΜͳ͕ ۭؒใΛ ڞ༗Ͱ͖ΔΑ͏ʹͳͬͨɻ
ࠓि(7/5)ͷ՝ ཧӃਤͷ[ػೳ]ʼ[πʔϧ]ʼ[࡞ਤɾϑΝΠϧ] ͔Β͓͢͢Ίͷ͓ళʢҿ৯ళͰ০ܥͰ ྑ͍ʣͷ PointσʔλΛ࡞͠ɺ߲̍Ҏ্ͷଐੑΛೖྗޙɺKMLͰอଘ͠ɺͦͷதΛςΩ ετΤσΟλ(ϝϞாɺलؙɺAtom)Λ༻͍ͯࣗͳΓʹੳ/ղੳ͠ɺͦΕΛλά͝ͱʹΦ ϒδΣΫτͱͯ͠ਤԽ͠ͳ͍͞ɻΦϒδΣΫτͷਤԽྫ࣍ϖʔδΛࢀߟʹ͢Δ͜ͱɻਤͷ࡞ PowerPointKeynoteͳͲ༻ͯ͠ը૾σʔλΛ Facebookάϧʔϓʹߘ͢Δ͜ͱɻ https://maps.gsi.go.jp
λ ά ͷ Φ ϒ δ Σ Ϋ τ ද
ݱ ྫ ࢀߟɿ https://developers.google.com/kml/documentation/kmlreference?csw=1
@mapconcierge Ұ ԯ ૯ ҏ ೳ Խ