LocationTech presentation from Eclipse Developers Day Sydney. Libraries: * JTS * Mobile Map Tools * GeoMesa * Spatial4j Processing: * GeoTrellis * SpatialHadopp / GeoJinni Applications: * GEOFF * GeoGit * GeoScript * uDig Thanks to Eclipse and Acuate for sponsoring the event.

1. Jody Garnett
Boundless
Projects

2. Welcome
2
Jody Garnett
Senior Software Engineer
jgarnett@boundlessgeo.com
@jodygarnett
Open Source Geospatial Foundation
OSGeo Incubation Chair
GeoTools Project Officer
Eclipse Foundation
LocationTech Project Steering Committee
LocationTech Technology Project
Boundless
Boundless provides geospatial tools and
services for managing data and building
applications.
Projects
GeoTools
GeoServer
uDig

3. 3
Loca%onTech

4. LocationTech
“Loca&onTech
is
a
working
group
developing
advanced
loca&on
aware
technologies.”
4

5. 5
Members
Strategic
Participating
Guest

6. Full Service Foundation
Forge
&
Build
IP
mgmt
Dev
Process
Licensing
Model
Community
Member
Network
Governance
Run by:
Follows Eclipse Development
Processes & IP Management
6

7. 7
Infrastructure

8. Working Groups
Advanced Geospatial Software
Internet of ThingsLong Term Support Embedded Systems
Vendor neutral
collaboration:
★265+ projects
★~1100 active devs
★205+ members
★9M+ users
★
Scientific Research
8

9. 0. Deny
1. Use
2. Contribute
3. Champion
4. Collaborate
5. Redefine
Value
Time
Developer driven Business driven
★Widespread software
adoption.
★Vibrant commercial
ecosystem.
From Bailetti
& Carbone
2009
9
Commercialising open source

10. Contact
info@locationtech.org
@locationtech
We are growing fast & need
your ideas & participation
http://locationtech.org
and click LEARN MORE
Andrew Ross
andrew.ross@eclipse.org
@42aross
Contact
Loca%onTech
10

11. 11
Events

12. www.loca%onintelligence.net
Location Intelligence Summit 2014
May
19-­‐21,
Washington
DC
Conven6on
Center
Monday
–
Hands-­‐on
workshops
Tuesday
–
Loca6on
Intelligence,
HERE,
and
Loca6onTech
tracks
-­‐ “Loca%on
Analy%cs
and
Visual
Data
Discovery
…
New
Pathways
to
Business
Intelligence”
-­‐ Sessions
on
BI,
LI,
Indoor
Posi%oning,
Open
Source
Geospa%al,
Big
Data,
Dashboards/Visual
Data
Discovery
-­‐ Keynote:
Paul
Donato,
EVP/Research,
Nielsen
Wednesday
–
Oracle
Spa6al
Summit
-­‐ 3
technical
training
tracks
led
by
Oracle
experts:
raster,
LIDAR,
geocoding,
rou%ng
-­‐ Performance
benchmarks,
Cer%fica%on
exam
prepara%on
-­‐ Customer
sessions:
BI,
land
management,
LI
in
public
sector
&
retail;
SIG
User
Group

13. 6 cities
By the numbers
★ 723 registrations
★ 640+ attendees
★ 56 speakers
★ Videos on YouTube
★ Positive feedback
13
Tour 2013

14. 3 continents
http://tour.locationtech.org
★ Planning about to begin.
★ Sponsorship:
$2K members
$4.5K non-members
14
Tour 2014

15. 15
Visit http://georabble.org for fun local events! (Pun intended)
GeoRabble All Stars
Allied with Locate 14 Canberra (Monday 7 April)
★Pia Waugh – Open Data Ninja
★Julian Carver – Land Information New Zealand
★Denise McKenzie – Open Geospatial Consortium
★Mike Bradford – Landgate WA
★Jody Garnett – Boundless
★Chris Tucker – Mapstory
Thanks to Sponsors LocationTech and Boundless

16. Libraries
16

17. JTS
Topology
Suite
• This
is
the
“Rocket
Science”
of
GIS
• Implementa%on
of
Geometry
• OGC
Standard:
Simple
Features
for
SQL
• Vivid
Solu%ons
• Mar%n
Davis
(Project
Lead)
• License:
• Eclipse
Distribu%on
License
<-­‐-­‐
BSD!
• Eclipse
Public
License
17
Incoming!

18. Key to Open Source Spatial
18
Project Environment
JTS Topology Suite Java JVM Languages
GEOS C/C++
Net Topology Suite C#
JSTS JavaScript (Partial Port)
Shapely Python (via GEOS)
RGeo Ruby (via GEOS)
r-GEOS R (via GEOS)

20. Geometry Example
20
GeoTools Example: http://docs.geotools.org/latest/userguide/library/jts/geometry.html
GeometryFactory geometryFactory = JTSFactoryFinder.getGeometryFactory();
Coordinate coord = new Coordinate(1, 1);
Point point = geometryFactory.createPoint(coord);

21. WKT Example
21
GeoTools Example: http://docs.geotools.org/latest/userguide/library/jts/geometry.html
GeometryFactory geometryFactory = JTSFactoryFinder.getGeometryFactory();
WKTReader reader = new WKTReader(geometryFactory);
Point point = (Point) reader.read("POINT (1 1)");

22. Buffer Example
22
GeoTools Example: http://docs.geotools.org/latest/userguide/library/jts/geometry.html
GeometryFactory geometryFactory = JTSFactoryFinder.getGeometryFactory( null );
WKTReader reader = new WKTReader( geometryFactory );
LineString line = (LineString) reader.read("LINESTRING(0 2, 2 0, 8 6)");
Geometry buffer = line.buffer( 0.75 );

23. Geometry Model
23

24. JTS TestBuilder Demo

25. Transform Example
25
GeoTools Example: http://docs.geotools.org/latest/userguide/library/referencing/crs.html
CoordinateReferenceSystem wgs84 = CRS.decode("EPSG:4326");
CoordinateReferenceSystem google = CRS.decode("EPSG:3857");
MathTransform transform = CRS.findMathTransform(wgs84, google, false);
Geometry target = JTS.transform( geometry, transform );

26. Mobile
Map
Tools
• SDK
For
na%ve
mobile
applica%ons.
• Supports:
• Mobile
maps
in
2D,
2.5D
and
3D
• Works
on
iOS,
Android,
webGL
• Built
using
C++
and
translated
to
Java
and
JavaScript
• License:
Eclipse
Distribu%on
License
1.0
(BSD)
26
Incoming!

27. GeoMesa
• Key/value
store
• Supports:
• Distributed
&
highly
scalable
• Based
on
Accumulo
• License
• Apache
License,
Version
2.0
27
Approved!

28. Spa%al4j
• Adds
“Geometry
on
Curve”
to
JTS
• Supports:
• Geometry
on
a
Spherical
• Geometry
on
a
Cylinder
• Euclidean
(via
JTS)
• Great
Circle
Distance
Calculators
• License:
Apache
License,
Version
2.0
28
Incoming

29. A romance in many dimensions
29
Shape Euclidean Cylindrical Spherical
Point Y Y Y
Rectangle Y Y Y
Circle Y Y
LineString Y
Buffered L/S Y
Polygon Y Y
ShapeCollection Y Y Y

30. Distance Example
30
SpatialContext ctx = SpatialContext.GEO;
Circle sydney = ctx.makeCircle(151.3,33.9, 0.3);
Point perth = ctx.makePoint(115.8,32.9);
double distance = ctx.calcDistance(sydney.getCenter(), perth);
double km = DistanceUtils.degrees2Dist(
distance,
DistanceUtils.EARTH_MEAN_RADIUS_KM)

31. 31
Processing

32. GeoTrellis
• Real-­‐%me
distributed
processing
• Supports:
• Low
latency
&
Distributed
• Highly
scalable
• Based
on
Scala,
Akka,
&
Spark
• License:
Apache
License,
Version
2.0
32
Approved!

33. GeoTrellis Chattanooga Demo
33
http://demo.geotrellis.com/chatta/

34. Spa%alHadoop
• Batch
processing
• MapReduce
framework
for
efficient
processing
of
spa%al
opera%ons
• Supports:
• Spa%al
data
types
&
indexing
• Based
on
Hadoop
• Highly
scalable
• NOTE:
renaming
to
GeoJinni
• License:
Apache
License,
Version
2.0
34
Incoming!

35. Applica%ons
35

36. GEOFF
• Geo
Fast
Forward
• Embed
Simple
Maps
in
Eclipse
RCP
• Querying
a
geocoding
service
• Use
OpenLayers
3.0
as
a
resource
bundle
• SWT
Component
wrapping
embedded
browser
• Fluent
API
so
you
do
not
have
to
know
EMF
• License:
Eclipse
Public
License
1.0
36
Approved!

37. GeoGit
• Distributed
data
store
• Supports:
• Distributed,
off-­‐line
opera%on
• Versioning,
compare
&
merge
• Push/pull
data
• License:
BSD
License
37
Incoming Project!
Incoming!

38. GeoGit
Story/Demo
38

39. GeoScript
• Adds
spa%al
capabili%es
to
dynamic
scrip%ng
languages.
• Supports:
• Groovy,
JavaScript,
Python,
and
Scala
• Backed
by
the
GeoTools
library
• geometry,
data
access
and
rendering
• Use
stand-­‐alone
or
embedded
• License:
MIT
License
39
Approved!

40. JavaScript
40
>> var geom = require("geoscript/geom");
>> var p = new geom.Point([-111.0, 45.7]);
>> p
<Point [-111, 45.7]>
>> var proj = require("geoscript/proj");
>> var p2 = proj.transform(p, "epsg:4326", "epsg:26912");
>> p2
<Point [500000, 5060716.31816507]>
>> var poly = p2.buffer(100);
>> poly.area
31214.451522458345

41. Python
41
>>> from geoscript import geom
>>> p = geom.Point(-111.0, 45.7)
>>> p
POINT(-111 45.7)
>>> from geoscript import proj
>>> p2 = proj.transform(p, 'epsg:4326', 'epsg:26912')
>>> p2
POINT (499999.42501775385 5060716.092032814)
>>> poly = p2.buffer(100)
>>> poly.getArea()
31214.45152247697

42. Scala
42
scala> import org.geoscript.geometry._
scala> import org.geoscript.projection._
scala> val p = Point(-110, 45.7) in Projection("EPSG:4326")
p: org.geoscript.geometry.Point = POINT (-110 45.7)
scala> val p2 = p in Projection("EPSG:26912")
p2: org.geoscript.geometry.Point = POINT (-370416.94184711506
-7935053.5498699695)
scala> p2.buffer(100).area
res0: Double = 31214.451522477902

43. Groovy
43
groovy:000> import geoscript.geom.*
groovy:000> import geoscript.proj.Projection
groovy:000> p = new Point(-111, 45.7)
===> POINT (-111 45.7)
groovy:000> p2 = Projection.transform(p, 'epsg:4326', 'epsg:
26912')
===> POINT (499999.42501775385, 5060716.092032814)
groovy:000> poly = p2.buffer(100)
groovy:000> poly.area
===> 31214.451522477902

44. uDig
• User-­‐friendly
Desktop
Internet
GIS
• Supports:
• Desktop
GIS
• Based
on
Eclipse
RCP
• Reusable
components
for
RCP
Developers
• Supports
industry
standard
formats
and
services
• e.g.
WMS,
WFS,
etc.
• License:
• Eclipse
Distribu%on
License
• Eclipse
Public
License
44
Approved!

45. 45

46. Quick uDig Demo
46

47. Eclipse Foundation
47

48. 204 Members and growing.
48
Eclipse Foundation Members

49. Predictable Release Schedule
• Dozens
of
projects,
millions
of
lines
of
code
releasing
each
year
on
%me
to
the
day
for
9
years
straight.
• 265+
open
source
projects
and
growing.
49
Eclipse 3.0 Eclipse 3.1 Casllisto Europa Ganymede Galileo Helios Indigo Juno Kepler Luna
17 18
24
33
46
55
58
3
7
10
21 23
33
39
62
71 71
76
Projects Million LOC

50. EGit Project CDT Project
WTP Project Linux Tools Project
(Percentage of contributions for each project)
50
Industry Collaboration