<h2>org.autoplot.cdf.CdfVirtualVars</h2><p>Implementations of the CDF virtual variables seen in CDAWeb, but implemented in QDataSet. These should reflect a subset of those functions, with the IDL implementations at http://spdf.gsfc.nasa.gov/CDAWlib.html see ftp://cdaweb.gsfc.nasa.gov/pub/CDAWlib/unix/CDAWlib.tar.gz, routine read_myCDF.pro</p> <h2>CdfVirtualVars( )</h2> <p></p> <hr> <a name="convPos"></a> <h2>convPos</h2> convPos( <a href='https://docs.oracle.com/javase/8/docs/api/java/util/List.html'>java.util.List</a> args, <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/String.html'>String</a> coordSys ) → <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> <p></p> <h3>Parameters</h3> args - a java.util.List <br> coordSys - a String <h3>Returns:</h3> org.das2.qds.QDataSet <br><br> <a href="https://github.com/autoplot/dev/search?q=convPos&unscoped_q=convPos">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/autoplot/cdf/CdfVirtualVars.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/autoplot/cdf/CdfVirtualVars.html#convPos">[view on old javadoc]</a> <br> <br> <hr> <a name="execute"></a> <h2>execute</h2> execute( <a href='https://docs.oracle.com/javase/8/docs/api/java/util/Map.html'>java.util.Map</a> metadata, <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/String.html'>String</a> function, <a href='https://docs.oracle.com/javase/8/docs/api/java/util/List.html'>java.util.List</a> args, <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/util/monitor/ProgressMonitor.html'>ProgressMonitor</a> mon ) → <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> <p>Implementations of CDF virtual functions. These are a subset of those in the CDAWeb library, plus a couple extra that they will presumably add to the library at some point.</p> <h3>Parameters</h3> metadata - the metadata for the new result dataset, CDF semantics such as FILLVAL=-1e31 <br> function - the function name, which is case insensitive. See code isSupported for list of function names. <br> args - list of QDataSets that are the arguments to the function <br> mon - monitor for the function <h3>Returns:</h3> the computed variable. <h3>See Also:</h3> <a href='null'>isSupported(java.lang.String)</a> <br> <a href='https://spdf.gsfc.nasa.gov/istp_guide/vattributes.html'>https://spdf.gsfc.nasa.gov/istp_guide/vattributes.html</a> <br> <br><br> <a href="https://github.com/autoplot/dev/search?q=execute&unscoped_q=execute">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/autoplot/cdf/CdfVirtualVars.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/autoplot/cdf/CdfVirtualVars.html#execute">[view on old javadoc]</a> <br> <br> <hr> <a name="isSupported"></a> <h2>isSupported</h2> isSupported( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/String.html'>String</a> function ) → boolean <p>return true if the function is supported.</p> <h3>Parameters</h3> function - the function name, such as "compute_magnitude" <h3>Returns:</h3> true if the function is supported. <br><br> <a href="https://github.com/autoplot/dev/search?q=isSupported&unscoped_q=isSupported">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/autoplot/cdf/CdfVirtualVars.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/autoplot/cdf/CdfVirtualVars.html#isSupported">[view on old javadoc]</a> <br> <br>