@ Delft Software Days 2014

OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ OpenGIS Ser- vices @ Delft Software Days 2014

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4 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Agenda

09:00 - 09:15 Introduction, Fedor Baart 09:15 - 10:30 PostGIS and Qgis, Frank Keppel 10:30 - 11:00 ! 11:00 - 12:30 Gridded data, Giorgio Santinelli 12:30 - 14:00 " 14:00 - 15:30 Visualizing with KML, Kees den Heijer 15:30 - 16:00 ! 16:00 - 17:30 Services, Fedor Baart 17:30 - 18:30 #

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6 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ History

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8 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Open Source GIS 1980 Lagrid @ Westervelt 1983 Proj4 @ Evenden 1983 GRASS GIS @ CERL 1994 www 1994 Open Geospatial Consortium

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10 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ First map

1993 @ Xerox

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1994 @ NASA/ForNet (open source since 1999)

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14 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ First process

1995 @ Berkeley

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16 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Location based services: rout- ing

17 of 148 04/11/14 10:29 1996 @ Mapquest & Multimap OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/

18 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Spatial querying

2000 @ Geoserver

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20 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ NASA World Wind

21 of 148 2003 @ NASA 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/

22 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ OpenStreetMap

2004 @ Steve Coast

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2005 @ Mapnik 27 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/

28 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Google Maps

29 of 148 2005 @ Google 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/

30 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Tilecache

src: renderfast.com 2006 @ Metacarta 31 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/

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2007 @ Google

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2007 @ OGC

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2007 @ EU

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38 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Stylesheets

2008 @ Mapnik & Tilemill

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2010 @ ESMF (Saint)

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2010 @ Google

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44 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Vectors and 3D transitions 2011 @ W3

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2011 @ W3

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2011 @ W3

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50 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Animations

2011 @ W3 51 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/

52 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Map Content Management

2011 @ CartoDB

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2014 @ 3Di

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56 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ OpenEarth stack

57 of 148 04/11/14 10:29 OpenEarth 2013 @ TUD http://siggyf.github.io/presentations/gis2014/?print-pdf#/

58 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Future Sensors Push/Messages Global processing Model setup

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60 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ OGC Service

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62 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Web Map Services Get map in bitmap form Get information for 1 location Custom bounding box Map rendered by server on request Query by time and elevation Coordinate transformation

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64 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ GetCapabilities OpenEarth test server 2048 image/png EPSG:4326 daily averaged meteo parameter.

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66 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Implementations Geoserver Mapserver ncWMS ADAGUC

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68 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ GetMap http://geoport.whoi.edu/thredds/wms/bathy/srtm30plus_v6? service=WMS& request=GetMap& layers=topo& version=1.3.0& CRS=epsg:4326& bbox=50,0,55,10& width=256&height=256& styles=& format=image/png

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70 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Example http://geoport.whoi.edu/thredds/wms/bathy/srtm30plus_v6

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72 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Extensions COLORSCALERANGE LOGSCALE

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78 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Challenges Video Streaming Voxels

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82 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Everything is a feature

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The question "What is a feature?" leads directly to a philosophical rabbit hole which deposits the unwary questioner in a wonderland from which it is difficult to return. Nordgren, 2006

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86 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Web Feature Service Get list of features Get table with feature info Custom bounding box Not rendered Coordinate transformation

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88 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ GetFeature http://geo.vliz.be/geoserver/wfs? request=GetFeature& service=wfs& typeName=World:worldcities& bbox=51,2,55,5&

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90 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Coverages Feature that acts as a function to return values from its range for any direct position within its spatiotemporal domain a grid

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92 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Web Coverage Service Get a grid file Custom bounding box Not rendered Coordinate transformation

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94 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ GetCoverage http://geoport.whoi.edu/thredds/wcs/bathy/srtm30plus_v6? request=GetCoverage &version=1.0.0 &service=WCS &format=geotiff &coverage=topo &BBOX=0,50,10,55

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96 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ OPeNDAP vs WCS array or spatial? 10.1111/j.1467-9671.2012.01312.x

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98 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Other services Sensor Observation Service Open Model Interface Catalogue Service for the Web OPeNDAP

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100 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Client libraries OGR/GDAL (C,python,R) OWSLib (python) geotools (java)

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102 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Client software QGis (desktop) uDig (desktop) Leaflet (web) OpenLayers (web)

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106 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Processes Call a function Define input variables/files Define output variables/files Custom bounding box Can be rendered or not Start process Chain processes

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108 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Typical examples Spatial operations Conversions Process @ data Simple models Facade to complex models

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OpenEarth WPS server none Deltares tidal_predict Tidal prediction tool

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tidal_predict Tidal prediction tool ...startdate... tide Calculated water level for requested locations and date ...text/csv...

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122 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Input/Output Title/Abstract Description Unit Default Min/max occurance Types Literal (string, number) Bounding Box Complex (raster, vector)

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124 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Execute

tidal_predict PyWPS Process tidal_predict successfully calculated Calculated water level for requested locations and date date,h,lat,lon 2014-11-02 19:50:37,0.3735264572229592,3.0,52.0

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126 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Server Implementations Zoo PyWPS Geoserver 52North

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128 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Tools and languages JTS GRASS Orfeo Sextante python, R, java

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130 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Implementing a process

class Process(WPSProcess): def __init__(self): WPSProcess.__init__(self, "tidal_predict", title="Tidal prediction tool") def execute(self): """execute a tidal prediction""" date = self.date.getValue() location = self.location.getValue() df = openearthtools.physics.tide.predict(location, date=date) self.tide.setValue(df.to_json())

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132 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Client Implementations OpenLayers OWSLib Geotools (unsupported)

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// OpenLayers example client = new OpenLayers.WPSClient({ servers: { opengeo: 'http://demo.opengeo.org/geoserver/wps' } });

intersect = client.getProcess('opengeo', 'JTS:intersection'); intersect.configure({ inputs: { a: features, b: geometry }, success: function(outputs) { map.baseLayer.addFeatures(outputs.result); } });

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136 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Setting up a server 1. Get OSX/linux computer with VirtualBox 2. Install ansible 3. Install vagrant 4. Download OpenEarth stack @ github 5. $ vagrant up wps

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138 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Missing features Stop a process REST Spatial types (everything is complex) Layout hints/classes Variable relations Push/notifications

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140 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Planned in WPS 2 Fall of 2014? Pause,Resume,Dismiss REST?

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142 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ Excercises

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144 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ WMS + WFS wfs/wms client WPS wps client

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146 of 148 04/11/14 10:29 OpenEarth http://siggyf.github.io/presentations/gis2014/?print-pdf#/ #

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