Package ucar.ma2

Examples of ucar.ma2.Section

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    NetcdfFile ncfile = TestH5.openH5("msg/MSG1_8bit_HRV.H5");

    // picture looks ok in ToolsUI
    Variable v = ncfile.findVariable("image1/image_data");
    assert v != null;
    Array data = v.read();
    int[] shape = data.getShape();
    assert shape[0] == 1000;
    assert shape[1] == 1500;
  }
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    NetcdfFile ncfile = TestH5.openH5("HIRDLS/HIRDLS2-AFGL_b027_na.he5");

    // picture looks ok in ToolsUI
    Variable v = ncfile.findVariable("HDFEOS/SWATHS/HIRDLS/Data Fields/Altitude");
    assert v != null;
    Array data = v.read();
    int[] shape = data.getShape();
    assert shape[0] == 6;
    assert shape[1] == 145;
  }
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    for (Parameter p : params) {
      if (p.isString())
        v.addAttribute(new Attribute(p.getName(), p.getStringValue()));
      else {
        double[] data = p.getNumericValues();
        Array dataA = Array.factory(double.class, new int[]{data.length}, data);
        v.addAttribute(new Attribute(p.getName(), dataA));
      }
    }
    v.addAttribute( new Attribute(_Coordinate.TransformType, ct.getTransformType().toString()));

    // fake data
    Array data = Array.factory(DataType.CHAR.getPrimitiveClassType(), new int[] {}, new char[] {' '});
    v.setCachedData(data, true);

    return v;
  }
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        double[] tdata = new double[1];

        tdata[0] = dd.getTime();

        Array dataT = Array.factory(DataType.DOUBLE.getPrimitiveClassType(), new int[] { 1 }, tdata);

        taxis.setCachedData(dataT, false);

        DateFormatter formatter = new DateFormatter();

        taxis.addAttribute(new Attribute("units", "msecs since " + formatter.toDateTimeStringISO(new Date(0))));
        ncfile.addVariable(null, taxis);
        dims.add(dimT);

        Dimension jDim = new Dimension("y", numY, true, false, false);
        Dimension iDim = new Dimension("x", numX, true, false, false);

        dims.add(jDim);
        dims.add(iDim);
        ncfile.addDimension(null, iDim);
        ncfile.addDimension(null, jDim);
        ncfile.addAttribute(null, new Attribute("cdm_data_type", FeatureType.GRID.toString()));

        String   coordinates = "time y x";
        Variable v           = new Variable(ncfile, null, null, cname);

        v.setDataType(DataType.BYTE);
        v.setDimensions(dims);
        ncfile.addVariable(null, v);
        v.addAttribute(new Attribute("long_name", ctitle));
        v.addAttribute(new Attribute("units", cunit));
        v.setSPobject(new Vinfo(numX, numY, hoff, false));
        v.addAttribute(new Attribute(_Coordinate.Axes, coordinates));

        // create coordinate variables
        Variable xaxis = new Variable(ncfile, null, null, "x");

        xaxis.setDataType(DataType.DOUBLE);
        xaxis.setDimensions("x");
        xaxis.addAttribute(new Attribute("standard_name", "projection x coordinate"));
        xaxis.addAttribute(new Attribute("units", "km"));
        xaxis.addAttribute(new Attribute(_Coordinate.AxisType, "GeoX"));

        double[]       data1      = new double[numX];
        ProjectionImpl projection = new LambertConformal(clat, clon, lat1, lat2);
        double ullat = 51.8294;
        double ullon = -135.8736;
        double lrlat = 17.2454;
        double lrlon = -70.1154;

        ProjectionPointImpl ptul = (ProjectionPointImpl) projection.latLonToProj(new LatLonPointImpl(ullat, ullon));
        ProjectionPointImpl ptlr = (ProjectionPointImpl) projection.latLonToProj(new LatLonPointImpl(lrlat, lrlon));
        ProjectionPointImpl ptc = (ProjectionPointImpl) projection.latLonToProj(new LatLonPointImpl(clat, clon));
        double startX = ptul.getX();
        double startY = ptlr.getY();
        double dx = (ptlr.getX() - ptul.getX())/(numX-1);
        for (int i = 0; i < numX; i++) {
            data1[i] = startX + i*dx;
        }

        Array dataA = Array.factory(DataType.DOUBLE.getPrimitiveClassType(), new int[] { numX }, data1);

        xaxis.setCachedData(dataA, false);
        ncfile.addVariable(null, xaxis);

        Variable yaxis = new Variable(ncfile, null, null, "y");

        yaxis.setDataType(DataType.DOUBLE);
        yaxis.setDimensions("y");
        yaxis.addAttribute(new Attribute("standard_name", "projection y coordinate"));
        yaxis.addAttribute(new Attribute("units", "km"));
        yaxis.addAttribute(new Attribute(_Coordinate.AxisType, "GeoY"));
        data1 = new double[numY];
        double dy = (ptul.getY() - ptlr.getY())/(numY-1);

        for (int i = 0; i < numY; i++) {
            data1[i] = startY + i*dy;
        }

        dataA = Array.factory(DataType.DOUBLE.getPrimitiveClassType(), new int[] { numY }, data1);
        yaxis.setCachedData(dataA, false);
        ncfile.addVariable(null, yaxis);

        // projection
        // lower left and upper right corner lat/lons
        // modified cylind. equidistant or  CED with lat/lon ration != 1
        Variable ct = new Variable(ncfile, null, null, projection.getClassName());

        ct.setDataType(DataType.CHAR);
        ct.setDimensions("");

        List params = projection.getProjectionParameters();

        for (int i = 0; i < params.size(); i++) {
            Parameter p = (Parameter) params.get(i);

            ct.addAttribute(new Attribute(p));
        }

        ct.addAttribute(new Attribute(_Coordinate.TransformType, "Projection"));
        //ct.addAttribute(new Attribute(_Coordinate.Axes, "lat lon"));
        ct.addAttribute( new Attribute(_Coordinate.Axes, "x y "));
        // fake data
        dataA = Array.factory(DataType.CHAR.getPrimitiveClassType(), new int[] {});
        dataA.setChar(dataA.getIndex(), ' ');
        ct.setCachedData(dataA, false);
        ncfile.addVariable(null, ct);

        return projection;
    }
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        double[] tdata = new double[1];

        tdata[0] = dd.getTime();

        Array dataT = Array.factory(DataType.DOUBLE.getPrimitiveClassType(), new int[] { 1 }, tdata);

        taxis.setCachedData(dataT, false);

        DateFormatter formatter = new DateFormatter();

        taxis.addAttribute(new Attribute("units", "msecs since " + formatter.toDateTimeStringISO(new Date(0))));
        ncfile.addVariable(null, taxis);
        dims.add(dimT);

        Dimension jDim = new Dimension("lat", numY, true, false, false);
        Dimension iDim = new Dimension("lon", numX, true, false, false);

        dims.add(jDim);
        dims.add(iDim);
        ncfile.addDimension(null, iDim);
        ncfile.addDimension(null, jDim);
        ncfile.addAttribute(null, new Attribute("cdm_data_type", FeatureType.GRID.toString()));

        String   coordinates = "time lat lon";
        Variable v           = new Variable(ncfile, null, null, cname);

        v.setDataType(DataType.BYTE);
        v.setDimensions(dims);
        ncfile.addVariable(null, v);
        v.addAttribute(new Attribute("long_name", ctitle));
        v.addAttribute(new Attribute("units", cunit));
        v.setSPobject(new Vinfo(numX, numY, hoff, false));
        v.addAttribute(new Attribute(_Coordinate.Axes, coordinates));

        // create coordinate variables
        Variable xaxis = new Variable(ncfile, null, null, "lon");
        xaxis.setDataType(DataType.DOUBLE);
        xaxis.setDimensions("lon");
        xaxis.addAttribute(new Attribute("long_name", "longitude"));
        xaxis.addAttribute(new Attribute("units", "degree"));
        xaxis.addAttribute(new Attribute(_Coordinate.AxisType, "Lon"));

        double[] data1 = new double[numX];

        for (int i = 0; i < numX; i++) {
            data1[i] = (double) (rlon1 + i * dlon);
        }

        Array dataA = Array.factory(DataType.DOUBLE.getPrimitiveClassType(), new int[] { numX }, data1);

        xaxis.setCachedData(dataA, false);
        ncfile.addVariable(null, xaxis);

        Variable yaxis = new Variable(ncfile, null, null, "lat");
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  }

  public MAMath.MinMax getMinMaxData( float[] data) {
      int[] shape = new int[1];
      shape[0] = data.length;
      Array a = Array.factory( DataType.FLOAT.getPrimitiveClassType(), shape, data);
      return MAMath.getMinMax( a);
  }
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   private void makeCoordinateData(Variable elev, Variable azim, DoradeSweep mySweep) {
    Object ele = (Object) mySweep.getElevations();
    Object azi = (Object) mySweep.getAzimuths();

    Array elevData = Array.factory( elev.getDataType().getPrimitiveClassType(), elev.getShape(), ele);
    Array aziData = Array.factory( azim.getDataType().getPrimitiveClassType(), azim.getShape(), azi);

    elev.setCachedData( elevData, false);
    azim.setCachedData( aziData, false);
  }
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        ncfile.addDimension(null, time);
        ncfile.addDimension(null, dirDim);
        ncfile.addDimension(null, navDim);


        Array varArray;

        // make the variables

        // time
        Variable timeVar = new Variable(ncfile, null, null, "time");
        timeVar.setDataType(DataType.INT);
        timeVar.setDimensions("time");
        timeVar.addAttribute(new Attribute("units",
                                           "seconds since "
                                           + df.toDateTimeString(nomTime)));
        timeVar.addAttribute(new Attribute("long_name", "time"));
        varArray = new ArrayInt.D1(1);
        ((ArrayInt.D1) varArray).set(0, 0);
        timeVar.setCachedData(varArray, false);
        ncfile.addVariable(null, timeVar);


        // lines and elements
        Variable lineVar = new Variable(ncfile, null, null, "lines");
        lineVar.setDataType(DataType.INT);
        lineVar.setDimensions("lines");
        //lineVar.addAttribute(new Attribute("units", "km"));
        lineVar.addAttribute(new Attribute("standard_name",
                                           "projection_y_coordinate"));
        varArray = new ArrayInt.D1(numLines);
        for (int i = 0; i < numLines; i++) {
            int pos = nav.isFlippedLineCoordinates()
                      ? i
                      : numLines - i - 1;
            ((ArrayInt.D1) varArray).set(i, pos);
        }
        lineVar.setCachedData(varArray, false);
        ncfile.addVariable(null, lineVar);

        Variable elementVar = new Variable(ncfile, null, null, "elements");
        elementVar.setDataType(DataType.INT);
        elementVar.setDimensions("elements");
        //elementVar.addAttribute(new Attribute("units", "km"));
        elementVar.addAttribute(new Attribute("standard_name",
                "projection_x_coordinate"));
        varArray = new ArrayInt.D1(numElements);
        for (int i = 0; i < numElements; i++) {
            ((ArrayInt.D1) varArray).set(i, i);
        }
        elementVar.setCachedData(varArray, false);
        ncfile.addVariable(null, elementVar);


        // TODO: handle bands and calibrations
        Variable bandVar = new Variable(ncfile, null, null, "bands");
        bandVar.setDataType(DataType.INT);
        bandVar.setDimensions("bands");
        bandVar.addAttribute(new Attribute("long_name",
                                           "spectral band number"));
        bandVar.addAttribute(new Attribute("axis", "Z"));
        Array bandArray = new ArrayInt.D1(numBands);
        for (int i = 0; i < numBands; i++) {
            ((ArrayInt.D1) bandArray).set(i, bandMap[i]);
        }
        bandVar.setCachedData(bandArray, false);
        ncfile.addVariable(null, bandVar);
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      return;
    }
    assert(A.getRank() == 1);
    assert (A instanceof ArrayChar);

    ArrayChar ca = (ArrayChar) A;
    String sval = ca.getString();
    System.out.println(dset.getFullName());
    System.out.println(" Length = "+sval.length());
    System.out.println(" Value = "+sval);
    ncfile.close();
  }
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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) {
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