Package ucar.ma2

Examples of ucar.ma2.Index4D

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  static public void compareData(Array data1, Array data2) {
    assert data1.getSize() == data2.getSize();
    assert data1.getElementType() == data2.getElementType() : data1.getElementType()+"!="+ data2.getElementType();
    DataType dt = DataType.getType( data1.getElementType());

    IndexIterator iter1 = data1.getIndexIterator();
    IndexIterator iter2 = data2.getIndexIterator();

    if (dt == DataType.DOUBLE) {
      while (iter1.hasNext()) {
          double v1 = iter1.getDoubleNext();
          double v2 = iter2.getDoubleNext();
          if (!Double.isNaN(v1) || !Double.isNaN(v2))
            assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }

    else if (dt == DataType.FLOAT) {
      while (iter1.hasNext()) {
          float v1 = iter1.getFloatNext();
          float v2 = iter2.getFloatNext();
          if (!Float.isNaN(v1) || !Float.isNaN(v2))
            assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }

    else if (dt == DataType.INT) {
      while (iter1.hasNext()) {
          int v1 = iter1.getIntNext();
          int v2 = iter2.getIntNext();
          assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }

    else if (dt == DataType.SHORT) {
      while (iter1.hasNext()) {
          short v1 = iter1.getShortNext();
          short v2 = iter2.getShortNext();
          assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }

    else if (dt == DataType.BYTE) {
      while (iter1.hasNext()) {
          byte v1 = iter1.getByteNext();
          byte v2 = iter2.getByteNext();
          assert v1 == v2 : v1 + " != "+ v2+" count="+iter1;
      }
    }
  }
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     // Range scanRange = section.getRange(0);
     // Range radialRange = section.getRange(1);
     // Range gateRange = section.getRange(2);

      Array data = Array.factory(v2.getDataType().getPrimitiveClassType(), section.getShape());
      IndexIterator ii = data.getIndexIterator();

      List groups = null;
      String shortName = v2.getShortName();
      if( shortName.startsWith("Reflectivity"))
        groups = volScan.getReflectivityGroups();
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    public long readToByteChannel11(ucar.nc2.Variable v2, Section section, WritableByteChannel channel)
    throws java.io.IOException, ucar.ma2.InvalidRangeException {
        Array data = readData(v2, section);
        float[] ftdata=new float[(int)data.getSize()];
        byte[] bytedata=new byte[(int)data.getSize()*4];
        IndexIterator iter=data.getIndexIterator();
        int i=0;
        ByteBuffer buffer=ByteBuffer.allocateDirect(bytedata.length);
        while (iter.hasNext()) { ftdata[i]=iter.getFloatNext();
        bytedata[i]=new Float(ftdata[i]).byteValue();
        buffer.put(bytedata[i]);
        i++;
        }
        buffer=ByteBuffer.wrap(bytedata);
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    // create the data and the variable
    try { // p(k) = p0 * exp(-lev(k))
      double p0 = p0Var.readScalarDouble();
      Array levelData = levelVar.read();
      Array pressureData = Array.factory(double.class, levelData.getShape());
      IndexIterator ii = levelData.getIndexIterator();
      IndexIterator iip = pressureData.getIndexIterator();
      while (ii.hasNext()) {
        double val = p0 * Math.exp(-1.0 * ii.getDoubleNext());
        iip.setDoubleNext(val);
      }

      CoordinateAxis1D p = new CoordinateAxis1D(ds, null, v.getShortName() + "_pressure", DataType.DOUBLE,
              levelVar.getDimensionsString(), units,
              "Vertical Pressure coordinate synthesized from atmosphere_ln_pressure_coordinate formula");
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      Range timeRange = null;
      if ((dateRange != null) && (timeAxis != null)) {
        int startIndex = timeAxis.findTimeIndexFromDate(dateRange.getStart().getDate());
        int endIndex = timeAxis.findTimeIndexFromDate(dateRange.getEnd().getDate());
        if (startIndex < 0)
          throw new InvalidRangeException("start time=" + dateRange.getStart().getDate() + " must be >= " + timeAxis.getTimeDate(0));
        if (endIndex < 0)
          throw new InvalidRangeException("end time=" + dateRange.getEnd().getDate() + " must be >= " + timeAxis.getTimeDate(0));
        timeRange = new Range(startIndex, endIndex);
      }

      if ((null != timeRange) || (zRange != null) || (llbb != null) || (horizStride > 1)) {
        grid = grid.makeSubset(timeRange, zRange, llbb, 1, horizStride, horizStride);
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        Array dataArray = Array.factory(DataType.FLOAT, section.getShape());
        GradsVariable gradsVar = findVar(v2);

        // Canonical ordering is ens, time, level, lat, lon
        int           rangeIdx  = 0;
        Range         ensRange  = (gradsDDF.getEnsembleDimension() != null)
                                  ? section.getRange(rangeIdx++)
                                  : new Range(0, 0);
        Range         timeRange = (section.getRank() > 2)
                                  ? section.getRange(rangeIdx++)
                                  : new Range(0, 0);
        Range         levRange  = (gradsVar.getNumLevels() > 0)
                                  ? section.getRange(rangeIdx++)
                                  : new Range(0, 0);
        Range         yRange    = section.getRange(rangeIdx++);
        Range         xRange    = section.getRange(rangeIdx);

        IndexIterator ii        = dataArray.getIndexIterator();

        // loop over ens
        for (int ensIdx = ensRange.first(); ensIdx <= ensRange.last();
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    // create the List<Dim>
    // Section shifted = intersect.shiftOrigin(dataSection); // want reletive to dataSection
    int wantStride = 1;
    int dataStride = 1;
    for (int ii = varRank - 1; ii >= 0; ii--) {
      Range dr = dataSection.getRange(ii);
      Range wr = wantSection.getRange(ii);
      Range ir = intersect.getRange(ii);
      dimList.add(new Dim(dr, wr, ir, dataStride, wantStride)); // note reversed : fastest first
      dataStride *= dr.length();
      wantStride *= wr.length();
    }

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     * @throws InvalidRangeException  range doesn't match data
     */
    public Array readVariable(Variable v2, Section section)
            throws IOException, InvalidRangeException {

        Range timeRange = null;
        Range bandRange = null;
        Range geoXRange = null;
        Range geoYRange = null;
        if (section != null & section.getRank() > 0) {
            if (section.getRank() > 3) {
                timeRange = (Range) section.getRange(0);
                bandRange = (Range) section.getRange(1);
                geoYRange = (Range) section.getRange(2);
                geoXRange = (Range) section.getRange(3);
            } else if (section.getRank() > 2) {
                timeRange = (Range) section.getRange(0);
                geoYRange = (Range) section.getRange(1);
                geoXRange = (Range) section.getRange(2);
            } else if (section.getRank() > 1) {
                geoYRange = (Range) section.getRange(0);
                geoXRange = (Range) section.getRange(1);
            } else {
                geoXRange = (Range) section.getRange(0);
            }
        }

        String varname = v2.getFullName();

        Array dataArray =
            Array.factory(v2.getDataType().getPrimitiveClassType(),
                          section.getShape());

        Index dataIndex = dataArray.getIndex();

        if (varname.equals("latitude") || varname.equals("longitude")) {
            double[][] pixel = new double[2][1];
            double[][] latLon;
            double[][][] latLonValues =
                new double[geoXRange.length()][geoYRange.length()][2];

            // Use Range object, which calculates requested i, j
            // values and incorporates stride
            for (int i = 0; i < geoXRange.length(); i++) {
                for (int j = 0; j < geoYRange.length(); j++) {
                    pixel[0][0] = (double) geoXRange.element(i);
                    pixel[1][0] = (double) geoYRange.element(j);
                    latLon      = nav.toLatLon(pixel);

                    if (varname.equals("lat")) {
                        dataArray.setFloat(dataIndex.set(j, i),
                                           (float) (latLon[0][0]));
                    } else {
                        dataArray.setFloat(dataIndex.set(j, i),
                                           (float) (latLon[1][0]));
                    }
                }
            }
        }

        if (varname.equals("image")) {
            try {
                int[][] pixelData = new int[1][1];
                if (bandRange != null) {
                    for (int k = 0; k < bandRange.length(); k++) {
                        int bandIndex = bandRange.element(k) + 1;  // band numbers in McIDAS are 1 based
                        for (int j = 0; j < geoYRange.length(); j++) {
                            for (int i = 0; i < geoXRange.length(); i++) {
                                pixelData = af.getData(geoYRange.element(j),
                                        geoXRange.element(i), 1, 1,
                                        bandIndex);
                                dataArray.setInt(dataIndex.set(0, k, j, i),
                                        (pixelData[0][0]));
                            }
                        }
                    }

                } else {
                    for (int j = 0; j < geoYRange.length(); j++) {
                        for (int i = 0; i < geoXRange.length(); i++) {
                            pixelData = af.getData(geoYRange.element(j),
                                    geoXRange.element(i), 1, 1);
                            dataArray.setInt(dataIndex.set(0, j, i),
                                             (pixelData[0][0]));
                        }
                    }
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        groups = volScan.getWidthGroups();
      else if( shortName.startsWith("DiffReflectivity"))
        groups = volScan.getDifferentialReflectivityGroups();

      if(section.getRank() == 2) {
          Range radialRange = section.getRange(0);
          Range gateRange = section.getRange(1);
          List lli = (List)groups.get(0);
          readOneScan(lli, radialRange, gateRange, ii);
      } else {
          Range scanRange = section.getRange(0);
          Range radialRange = section.getRange(1);
          Range gateRange = section.getRange(2);
          for (int i=scanRange.first(); i<=scanRange.last(); i+= scanRange.stride()) {
            readOneScan((List)groups.get(i), radialRange, gateRange, ii);
          }
      }
      return data;
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    boolean tRangeDone = false;

    try
    {
      // Get the height range.
      Range zRange = vertSubset != null ? vertSubset.getRange() : null;
      zRangeDone = true;

      // Get the time range.
      Range tRange = null;
      if ( timeRange != null )
      {
        CoordinateAxis1DTime timeAxis = this.coordSys.getTimeAxis1D();
        int startIndex = timeAxis.findTimeIndexFromDate( timeRange.getStart().getDate() );
        int endIndex = timeAxis.findTimeIndexFromDate( timeRange.getEnd().getDate() );
        tRange = new Range( startIndex, endIndex );
        tRangeDone = true;
      }

      if ( format == WcsRequest.Format.GeoTIFF || format == WcsRequest.Format.GeoTIFF_Float )
      {
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Related Classes of ucar.ma2.Index4D

  • net.sf.mzmine.modules.rawdatamethods.rawdataimport.fileformats.NetCDFReadTask
  • org.apache.sis.internal.netcdf.ucar.VariableWrapper
  • org.geoserver.wcs.responses.NetCDFDimensionManager
  • org.geoserver.wcs.responses.NetCDFOutputManager
  • org.geotools.imageio.hdf4.aps.HDF4APSImageReader
  • org.geotools.imageio.hdf4.HDF4ImageReader
  • org.geotools.imageio.netcdf.NetCDFImageReader
  • org.geotools.imageio.netcdf.utilities.NetCDFUtilities
  • org.geppetto.core.simulator.ASimulator
  • org.geppetto.core.simulator.UpdateRecordingStateTreeVisitor
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