Questions tagged [opengis]

OpenGIS is a registered trademark of the Open Geospatial Consortium, Inc. (OGC). The OGC is an international not for profit organization committed to making quality open standards for the global geospatial community.

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Inaccurate results when converting coordinates to EPSG:53004 with geotools and

I am not very well aquainted with geographic data, but I'm working on a student project, where I have to position points from GPS coordinates around Warsaw on a particular shapefile map. It came with ...
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FilterFactory2 overlaps/intersects

I am creating WPS for measuring area of two overlapping polygons. Its working fine but now I want to implement FilterFactory2 . I am not sure if use Overlap or Intersect method and than, how to feed ...
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Can't start web services (GeoServer) in OSGeo-live 11 Lubuntu

I have created a virtual machine using Osgeo-live 11 in Lubuntu and when I try to start the GeoServer or any other web services they start correctly but when I run it on web I get errors like in the ...
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Navigate through non-geographical maps

I'd need to navigate through and mark non-geographical maps. I used Leaflet.js example to do that (http://leafletjs.com/examples/crs-simple/crs-simple.html), and it's working, but my images would be ...
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Specify data type when writing a GeoTIFF

I'm using org.geotools.gce.geotiff.GeoTiffFormat to write a GeoTIFF. I would like to use Float32 instead the default Float64. I've tried: OutputStream output = ... Hints hints = new Hints(...
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282 views

ST_Intersects with degenerate LINESTRING

I have, in PostGIS, a bunch of LINESTRING Z objects (which represent poles), and I want to find which ones are inside an area (represented by a POLYGON). For the purpose of this exercise, we can ...
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1answer
69 views

Getting height data in XML of fixed points in The Netherlands

In Holland we use a tool offered by the government to get the height data based of NAP (Nieuw Amsterdams Peil), the tool works but it's kind of clunky and inefficient. http://www.rijkswaterstaat.nl/...
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851 views

Difference between Envelope and BoundingBox

As you know GeoTools uses OpenGIS declared APIs; BoundingBox and Envelope for example. picture from geotools docs. BoundingBox Represents a two-dimensional envelope. This interface combines ...