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John Caron wrote:
I have remade this test dataset ftp://ftp.unidata.ucar.edu/pub/galeon/striped.nc in order to make the latitude coordinates evenly spaced ("rectified").If you have already downloaded, please get it again so we all have the same test datasets.All 3 test datasets have evenly spaced coordinates in X,Y or Lat, Lon. An interesting test later might be to deal with non-rectified X,Y.
I am realizing that striped.nc also has irregularly spaced vertical coordinates. I was thinking that didnt matter, but now im realizing that i cant use a RectifiedGrid like the one below. Can anyone give me an example of how it should be changed to accomodate an irregular vertical coordinate?
<CoverageDescription xmlns="http://www.opengis.net/wcs" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:gml="http://www.opengis.net/gml" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="1.0.0" xsi:schemaLocation="http://www.opengis.net/wcs http://schemas.opengis.net/wcs/1.0.0/describeCoverage.xsd"> <CoverageOffering> <name>u_wind</name> <label>u wind @ isobaric</label> <lonLatEnvelope srsName="WGS84(DD)"> <gml:pos>-133.70633026238878 11.747958797813363</gml:pos> <gml:pos>-48.67045857136577 57.47373334674363</gml:pos> </lonLatEnvelope> <domainSet> <spatialDomain> <gml:Envelope srsName="WGS84(DD)"> <gml:pos>-133.70633026238878 11.747958797813363</gml:pos> <gml:pos>-48.67045857136577 57.47373334674363</gml:pos> </gml:Envelope> <gml:RectifiedGrid dimension="3"> <gml:limits> <gml:GridEnvelope> <gml:low>0 0 0 </gml:low> <gml:high>92 64 18 </gml:high> </gml:GridEnvelope> </gml:limits> <gml:axisName>x</gml:axisName> <gml:axisName>y</gml:axisName> <gml:axisName>z</gml:axisName> <gml:origin> <gml:pos>-4226.1069969154705 -832.6982610175619 100.0 </gml:pos> </gml:origin> <gml:offsetVector>81.27099999999973 0.0 0.0 </gml:offsetVector> <gml:offsetVector>0.0 81.27099999999996 0.0 </gml:offsetVector> <gml:offsetVector>0.0 0.0 50.0 </gml:offsetVector> </gml:RectifiedGrid> </spatialDomain> <temporalDomain> <gml:timePosition>2002-12-02T22:00:00Z</gml:timePosition> <gml:timePosition>2002-12-03T01:00:00Z</gml:timePosition> </temporalDomain> </domainSet> <rangeSet> <RangeSet> <name>RangeSetName</name> <label>RangeSetLabel</label> <axisDescription> <AxisDescription> <name>Vertical</name> <label>isobaric</label> <values> <singleValue> 100.0</singleValue> <singleValue> 150.0</singleValue> <singleValue> 200.0</singleValue> <singleValue> 250.0</singleValue> <singleValue> 300.0</singleValue> <singleValue> 350.0</singleValue> <singleValue> 400.0</singleValue> <singleValue> 450.0</singleValue> <singleValue> 500.0</singleValue> <singleValue> 550.0</singleValue> <singleValue> 600.0</singleValue> <singleValue> 650.0</singleValue> <singleValue> 700.0</singleValue> <singleValue> 750.0</singleValue> <singleValue> 800.0</singleValue> <singleValue> 850.0</singleValue> <singleValue> 900.0</singleValue> <singleValue> 950.0</singleValue> <singleValue> 1000.0</singleValue> </values> </AxisDescription> </axisDescription> <nullValues> <singleValue>NaN</singleValue> </nullValues> </RangeSet> </rangeSet> <supportedCRSs> <requestCRSs>EPSG:4326</requestCRSs> <responseCRSs>EPSG:4326</responseCRSs> </supportedCRSs> <supportedFormats> <formats>GeoTIFF</formats> <formats>GeoTIFFfloat</formats> <formats>NetCDF3</formats> </supportedFormats> <supportedInterpolations> <interpolationMethod>none</interpolationMethod> </supportedInterpolations> </CoverageOffering> </CoverageDescription>
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