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FOSS4G 2017 Hokkaido の発表資料です

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1. ϚϐΦϯ ϕΫλʔλΠϧ ͸͡Ί·ͨ͠ גࣜձࣾϚϐΦϯɹਗ਼ਫचཬ FOSS4G 2017 HOKKAIDO
2. ਗ਼ਫचཬʢ͠Έͣ͡ΎΓʣ ৽ଔͰ๭ෆಈ࢈ձࣾʹೖࣾ ɹ→͍Ζ͍Ζ͋ͬͯ̍೥Ͱୀ৬ ๭SIerʹస৬ ɹ→͍Ζ͍Ζ͋ͬͯ̔೥Ͱୀ৬ גࣜձࣾϚϐΦϯೖࣾ̐೥໨ ओʹ஍ਤλΠϧͷੜ੒ͱ഑৴Λ୲౰ ࣗݾ঺հ
3. ϚϐΦϯͱ͸
4. 1996೥ʹ೔ຊॳͷ஍ਤΠϯλʔωοταʔϏεΛ։࢝
5. ໊শɹɹɹ ɿ גࣜձࣾϚϐΦϯ ઃཱɹɹɹ ɿ 1997೥ 1݄ 20೔ ࢿຊۚɹɹ ɿ 6ԯԁ ैۀһ਺ ɿ 97໊ʢ2017೥6݄ݱࡏʣ גओɹɹɹ ɿ ತ൛ҹ࡮ ʢ100%ʣ εϩʔΨϯ ɿʮίίϩ΋ɺΧϥμ΋ɺಈ͔͢ϚϐΦϯʯ ࢀՃஂମ ɿOSGeoࡒஂ೔ຊࢧ෦ ๏ਓձһ Ԋֵ 20प೥Λܴ͑·ͨ͠ʂ
6. ࣄۀ಺༰
7. ஍ਤϚϐΦϯ ೔ͷग़೔ͷೖΓ ࠃ౪Γ߹ઓ ͓Ͱ͔͚ΞϧόϜ ΩϣϦଌ ϚϐΦϯ·ͱΊ ௒ϐϯϙΠϯτఱؾ ܙํϚϐΦϯ ͪΜ͋ͳ͝ υίστολʔ ίίστολʔ ΞϓϦ͍Ζ͍Ζ BSVLV
8. ϚϐΦϯ ϕΫλʔλΠϧ ͸͡Ίͯ·ͨ͠
9. 2016/10 ϥϘαΠτʹͯ ϚϐΦϯϕΫλʔެ։
10. า͚ͩ͘ͰϓϨθϯτ͕΋ Β͑ΔɺҰาઌߦ͘΢Υʔ ΩϯάΞϓϦ 2016/11 aruku&ʢ͋Δ͘ͱʣϦϦʔε
11. ܙํרΛ৯΂Δํ͕֯෼͔ Δɺ೥ʹҰ౓஫໨͞ΕΔΞ ϓϦ 2017/1 ܙํϚϐΦϯ(iOS൛)ͷ஍ਤΛ ϥελʔ͔ΒϕΫλʔʹมߋ
12. ϕΫλʔλΠϧ
    ׬੒·ͰͷಓͷΓ
13. 2013೥ࠒ ɹϥϘ׆ಈͱͯ͠ʢࡉʑͱʣ ɹϕΫλʔλΠϧͷ։ൃʹணख
14. 2014೥ࠒ ɹಠࣗγεςϜʢ΄΅ʣ׬੒ʂ
15. ಠࣗγεςϜͷߏ੒ ϕΫλʔλΠϧ Protocol Buffers ܗࣜ ϑΥʔϚοτ͸ಠࣗ࢓༷ ϨϯμϦϯά Android/OpenGL ES 2.0Ͱ ಠࣗʹ։ൃ ελΠϧϑΝΠϧ XMLܗࣜ
16. ஍ਤͷඳը͕஗͍ɺiPhone൛͕ผ్ඞཁ… ͳͲͷ՝୊͕ൃੜ ϨϯμϦϯάΤϯδϯΛωΠςΟϒʢC++ʣ Ͱθϩ͔Β࡞Δ͔͠ͳ͍͔΋… Mapbox͕ϕΫλʔλΠϧ Mapbox Vector Tile ͱϨϯμϦϯάΤϯδϯ Mapbox GL Native ΛΦʔϓϯʹ։ൃ͍ͯ͠Δ͜ͱΛൃݟʂʂʂ
17. 2014೥ࠒ ɹಠࣗγεςϜΛ΍Ίɺ ɹMapbox Vector Tile ͷ ɹ࠾༻ΛܾΊΔ
18. ݱࡏͷϚϐΦϯͷߏ੒ ϕΫλʔλΠϧ Mapbox Vector Tile ϨϯμϦϯά Mapbox GL Native ελΠϧϑΝΠϧ Mapbox Style
19. ౰࣌͸ɺ Mapbox GL Native ʹඞཁͳػೳ ʢminzoom,maxzoomͷࢦఆͳͲʣ͕ͳ͍͜ ͱ΋ଟ͘ɺΧελϚΠζͯ͠ิ͍ͬͯͨ ͦΕ͔ΒɺͲΜͲΜػೳ௥Ճ͞ΕɺݱࡏͰ͸ ଍Γͳ͍ػೳ͸΄΅ͳ͘ͳͬͨ ݱࡏɺMapbox Vector Tile ͸ esri Ͱ΋࠾༻͞ ΕɺσϑΝΫτελϯμʔυʹͳΓͭͭ͋Δ
20. ݱࡏʹࢸΔ
21. .BQCPY
    (-
    /BUJWF
    ʹ͍ͭͯ
22. ɾϕΫλʔ஍ਤΛෳ਺ͷϓϥοτϑΥʔϜ্ ͷωΠςΟϒΞϓϦέʔγϣϯʹຒΊࠐΉͨ ΊͷϥΠϒϥϦ ɹJS൛ɺUnity൛΋ผ్༻ҙ͞Ε͍ͯΔ ɾΦʔϓϯιʔεɺBSDϥΠηϯε ɾ։ൃ͕͔͞ΜͰɺͲΜͲΜόʔδϣϯΞο ϓ͞Ε͍ͯΔʢલόʔδϣϯͱޓ׵ੑ͕ͳ͍ ͜ͱ΋ଟ͍ͨΊɺ஫ҙ͕ඞཁʣ .BQCPY
    (-
    /BUJWFͱ͸
23. ɾMapboxͷ஍ਤΛදࣔͤ͞Δʹ͸ΞΫηε τʔΫϯͷൃߦ͕ඞཁ ɹαʔυύʔςΟ੡ͷ஍ਤΛදࣔ͢Δ৔߹͸ ΞΫηετʔΫϯෆཁ ϚϐΦϯͰ͸ΧελϚΠζΛߦ͍ɺ ΞΫηετʔΫϯʹରԠ͍ͯ͠Δ .BQCPY
    (-
    /BUJWFͱ͸
24. Mapbox GL NativeͰ ஍ਤΛඳը͢ΔͨΊʹ ඞཁͳ΋ͷ
25. ϕΫλʔλΠϧ εϓϥΠτ
    ϑΝΠϧ ϑΥϯτ
    ϑΝΠϧ ελΠϧ
    ϑΝΠϧ ϕΫλʔλΠϧʹ͸Geometryͷσʔλͱଐੑ৘ใ͕ ೖ͍ͬͯΔ͚ͩͳͷͰɺGeometry͝ͱͷදࣔͷ༗ແɺ σβΠϯɺϑΥϯτɺΞΠίϯͳͲ͸ελΠϧϑΝΠϧ Ͱઃఆ͢Δ
26. ɾϕΫλʔλΠϧ ɹʢMapbox Vector Tileʣ ɾελΠϧϑΝΠϧ ɹʢMapbox Styleʣ ɾεϓϥΠτϑΝΠϧ ɾϑΥϯτϑΝΠϧ
27. ɾϕΫλʔλΠϧ ɹʢMapbox Vector Tileʣ ɾελΠϧϑΝΠϧ ɹʢMapbox Styleʣ ɾεϓϥΠτϑΝΠϧ ɾϑΥϯτϑΝΠϧ
28. ϕΫλʔλΠϧ ʢMapbox Vector Tileʣ ɾMapbox͕ఆΊͨϕΫλʔλΠϧͷΦʔϓ ϯͳ࢓༷ ɾProtocol Buffers ܗࣜ ɾGeometryͷ૬ର࠲ඪΛΤϯίʔυͨ͠΋ ͷͱଐੑ৘ใͷू·Γ
29. sample MBZFST
    \
    
    
    OBNF
    YYYY
    
    
    GFBUVSFT
    \
    
    
    
    
    UBHT
    
    
    
    
    
    UBHT
    
    
    
    
    
    UZQF
    10-:(0/
    
    
    
    
    HFPNFUSZ
    
    
    
    
    
    HFPNFUSZ
    
    ʜ
    
    
    ^
    
    
    LFZT
    DPEF
    
    
    WBMVFT
    \
    
    
    
    
    JOU@WBMVF
    
    
    
    ^
    
    
    WFSTJPO
    
    ^
    ʜ Geometryͷ ૬ର࠲ඪ ଐੑ৘ใ
30. ɾϕΫλʔλΠϧ ɹʢMapbox Vector Tileʣ ɾελΠϧϑΝΠϧ ɹʢMapbox Styleʣ ɾεϓϥΠτϑΝΠϧ ɾϑΥϯτϑΝΠϧ
31. ελΠϧϑΝΠϧ ʢMapbox Styleʣ ɾ஍ਤͷσβΠϯΛܾΊΔϑΝΠϧ ɾjsonܗࣜ ɾϚϐΦϯͰ͸ MVT Styler Λ࢖ͬͯɺ࡞੒/ ฤूΛߦ͍ͬͯΔ
32. ʜ
    MBZFST
    <
    
    \
    
    
    JE
    TBNQMF
    
    
    UZQF
    pMM
    
    
    TPVSDF
    TBNQMF
    
    
    TPVSDFMBZFS
    TBNQMF
    
    
    pMUFS
    <
    
    
    
    
    
    
    
    DPEF
    
    
    
    
    
    
    >
    
    
    QBJOU
    \
    
    
    
    pMMDPMPS
    CF
    
    
    ^
    
    ^
    >
    ʜ sample
33. ׬શGUIͷϕΫλʔλΠϧελΠϧΤσΟλ MVT Styler
34. MVT Styler ɾϦΞϧλΠϜͰσβΠϯͷมߋ ͕֬ೝͰ͖Δ ɾγϯϓϧͳػೳͰɺ௚ײతʹૢ ࡞Ͱ͖Δ ɾ஍ਤ্ͰϨΠϠʔΛ֬ೝͰ͖Δ ͷͰศར ɾϚϐΦϯͰ͸ΧελϚΠζͯ͠ɺ ϑΝΠϧग़ྗ / ը૾ग़ྗͳͲͷػ ೳΛ௥Ճ͍ͯ͠Δ
35. ɾϕΫλʔλΠϧ ɹʢMapbox Vector Tileʣ ɾελΠϧϑΝΠϧ ɹʢMapbox Styleʣ ɾεϓϥΠτϑΝΠϧ ɾϑΥϯτϑΝΠϧ
36. εϓϥΠτϑΝΠϧ ɾ஍ਤ্ͷΞΠίϯΛ·ͱΊͨεϓϥΠτϑΝΠϧ ɾpngϑΝΠϧͱjsonϑΝΠϧͰߏ੒͞ΕΔ ɾMVT Styler Ͱ࡞੒Ͱ͖Δ
37. \lTBNQMFTWH\XJEUI IFJHIU  Y Z QJYFM3BUJP^
    lTBNQMFTWH\XJEUI IFJHIU  Y Z QJYFM3BUJP^
    ʜ KTPO QOH sample
38. ɾϕΫλʔλΠϧ ɹʢMapbox Vector Tileʣ ɾελΠϧϑΝΠϧ ɹʢMapbox Styleʣ ɾεϓϥΠτϑΝΠϧ ɾϑΥϯτϑΝΠϧ
39. ϑΥϯτϑΝΠϧ ɾϑΥϯτϑΝΠϧʢttfͳͲʣ͔ΒglyphΛ 256୯ҐͰ෼ׂͯͦ͠ΕΛpbfԽͨ͠΋ͷ ɹttfϑΝΠϧ ɹ→ 0-255.pbf, 256-511.pbf ... 256ݸ ɾMVT Styler Ͱ࡞੒Ͱ͖Δ
40. ϚϐΦϯͷ ϕΫλʔλΠϧͷ ੜ੒/഑৴ͷ͘͠Έ
41. ϨϯμϦϯά ɹ஍ਤσβΠϯ λΠϧੜ੒ σʔλ
    ४උ ϑΝΠϧ
    ετϨʔδ 4IBQF
    pMF %# 1PTUHSFT
    
    1PTU(*4
    ετϨʔδ ΫϥΠΞϯτ ੜ੒༻
    αʔό ϕΫλʔλΠϧ
    ʢQCG .75
    4UZMFS εϓϥΠτ
    ϑΝΠϧ
    ʢQOH KTPO ϑΥϯτ
    ϑΝΠϧ
    ʢQCG ελΠϧ
    ϑΝΠϧ
    ʢKTPO ४උɾੜ੒ ໿24࣌ؒ
42. ϥϘαΠτ BSVLV ಉ͡ϕΫλʔλΠϧΛ ࢖͍ͬͯΔ
43. ϚϐΦϯͷʮඒ͍͠ʯʮ໎Θͳ͍ʯ஍ਤ ελΠϧϑΝΠϧɿ25000ߦҎ্ ϨΠϠʔ਺ɿ691
44. ϕΫλʔλΠϧͷ ͭ͘Γ͔ͨ
45. ਺஋஍ਤʢࠃ౔جຊ৘ใʣͷαϯϓϧσʔλ ͔ΒϦΞϧλΠϜͰϕΫλʔλΠϧΛੜ੒ 4IBQF
    pMF %# 1PTUHSFT
    
    1PTU(*4
    ελΠϧ
    ϑΝΠϧ
    ʢKTPO SQLͰϦΞϧλΠϜʹ ϕΫλʔλΠϧΛੜ੒
46. ࣄલʹؔ਺Λ࡞੒ map.tile_to_box(bigint, bigint, integer, integer) ɹλΠϧ৘ใ͔ΒBoundingBoxΛٻΊΔ map.pixel_at_zoom(integer) ɹͦͷζʔϜʹ࠷దͳ܎਺ΛٻΊΔ ɹST_Simplify΍ST_SnapToGridͰར༻ map.safe_intersection(geometry, geometry) ɹηʔϑςΟͳST_Intersectionɻ ɹST_IntersectionͰException͕ൃੜͨ͠৔߹ ɹਫ਼౓ΛԼ͛ͯST_IntersectionΛߦ͏
47. ಓ࿏ΛϕΫλʔλΠϧԽ͢Δαϯϓϧ 4&-&$5
    
    
    SEDUH
    
    
    45@"T(FP+40/
    
    
    
    
    45@5SBOTGPSN
    
    
    
    
    
    
    45@4JNQMJGZ
    
    
    
    
    
    
    
    
    45@-JOF.FSHF
    
    
    
    
    
    
    
    
    
    
    45@$PMMFDU HFPN
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    NBQQJYFM@BU@[PPN \[^
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    "4
    HFPN@HFPKTPO
    '30.
    
    
    
    4&-&$5
    
    
    
    
    SEDUH
    
    
    
    
    45@%VNQ
    
    
    
    
    
    
    NBQTBGF@JOUFSTFDUJPO
    
    
    
    
    
    
    
    
    HFPN
    
    
    
    
    
    
    
    
    NBQUJMF@UP@CPY \Y^ \Z^ \[^ 
    
    
    
    
    
    
    
    
    
    
    
    HFPN
    HFPN
    
    
    '30.
    
    
    
    
    SEDM
    
    
    8)&3&
    
    
    
    
    HFPN
    
    NBQUJMF@UP@CPY \Y^ \Z^ \[^ 
    
    B
    (3061
    #:
    BSEDUH αΠζΛ཈͑ΔͨΊʹϥΠϯΛܨ ͛ͯؒҾ͘ ର৅ͷλΠϧ಺ʹ׬શʹऩΊΔͨΊ λΠϧ֎ʹ͸Έग़ͨ͠෦෼ΛΧοτ ର৅ͷλΠϧ಺ʹؚ·ΕΔ geometryͷΈΛநग़
48. ׬੒ਤ
49. ղઆ http://qiita.com/honjo/items/ 8ea61f5a9c1bbaa669c0 ιʔείʔυ https://github.com/mapion/simple- vectorizer ͥͻ͓ͨΊ͍ͩ͘͠͞ʂ
50. ࠓޙͷల๬
51. ɾMapbox Vector Tile ͸σϑΝΫτελϯ μʔυʹͳΓͭͭ͋ΔΦʔϓϯͳ࢓༷ ɾMapbox Vector TileʹରԠͨ͠πʔϧ͸਺ ଟ͋͘Γɺ͜Ε͔Β΋૿͍͑ͯ͘ͱࢥΘΕΔ ex) Mapzen, Klokan Technologies, MVT Styler, Maputnik etc… ͍ΖΜͳՄೳੑ͕޿͕ͬͨʂ
52. ϚϐΦϯͰ΋ ɾ஍ਤͷ഑৴ ɾ஍ਤAPIͷఏڙ ɾ஍ਤSDKͷఏڙ ɾ஍ਤσβΠϯπʔϧͷఏڙ ɾ஍ਤ഑৴γεςϜͷఏڙ ͳͲͷGIS։ൃࢧԉαʔϏεΛߏ૝தʂʂʂ
53. ৽αʔϏεͷλʔήοτ͸ ɹҐஔ৘ใΛ׆༻͍ͨ͠શͯͷਓ ɹҐஔ৘ใΛఏڙ͍ͨ͠શͯͷਓ ͭ·Γ͜͜ʹ͍Δօ͞ΜͰ͢ʂ
54. ޤ͏͝ظ଴ʂʂ
55. ࢀߟURL ɹ˙ϚϐΦϯϕΫλʔ
    IUUQTNBQJPOHJUIVCJPNBQJPOWFDUPS
    ˙BSVLV
    IUUQTXXXBSVLVUPKQ
    ˙ܙํϚϐΦϯ J04൛
    IUUQTJUVOFTBQQMFDPNKQBQQܙํϚϐΦϯJE NU
    ˙.BQCPY
    (-
    /BUJWF
    IUUQTHJUIVCDPNNBQCPYNBQCPYHMOBUJWF
    ˙.BQCPY
    (-
    +4
    IUUQTHJUIVCDPNNBQCPYNBQCPYHMKT
    ˙.BQCPYVOJUZTEL
    IUUQTHJUIVCDPNNBQCPYNBQCPYVOJUZTEL
    ˙.BQCPY
    7FDUPS
    5JMF
    4QFDJpDBUJPO
    IUUQTXXXNBQCPYDPNWFDUPSUJMFTTQFDJpDBUJPO
    ˙.BQCPY
    4UZMF
    4QFDJpDBUJPO
    IUUQTXXXNBQCPYDPNNBQCPYHMKTTUZMFTQFD
    ˙.75
    4UZMFS
    IUUQTTQVUOJLNBQTHJUIVCJPNWUTUZMFS
    ˙εϓϥΠτϑΝΠϧΛ࡞Δπʔϧ
    IUUQTHJUIVCDPNNBQCPYTQSJUF[FSP
    IUUQTHJUIVCDPNNBQCPYTQSJUF[FSPDMJ
    ˙ϑΥϯτϑΝΠϧΛ࡞Δπʔϧ
    IUUQTHJUIVCDPNNBQCPYOPEFGPOUOJL
    ˙ࠃ౔਺஋৘ใʢߦ੓۠Ҭσʔλɺమಓσʔλʣ͔ΒϕΫλʔλΠϧΛ࡞ͬͨαϯϓϧ
    IUUQTNZHTJIFSPLVBQQDPNɹ
56. ͓ΘΓ