001/*
002 * This file is part of McIDAS-V
003 *
004 * Copyright 2007-2015
005 * Space Science and Engineering Center (SSEC)
006 * University of Wisconsin - Madison
007 * 1225 W. Dayton Street, Madison, WI 53706, USA
008 * https://www.ssec.wisc.edu/mcidas
009 * 
010 * All Rights Reserved
011 * 
012 * McIDAS-V is built on Unidata's IDV and SSEC's VisAD libraries, and
013 * some McIDAS-V source code is based on IDV and VisAD source code.  
014 * 
015 * McIDAS-V is free software; you can redistribute it and/or modify
016 * it under the terms of the GNU Lesser Public License as published by
017 * the Free Software Foundation; either version 3 of the License, or
018 * (at your option) any later version.
019 * 
020 * McIDAS-V is distributed in the hope that it will be useful,
021 * but WITHOUT ANY WARRANTY; without even the implied warranty of
022 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
023 * GNU Lesser Public License for more details.
024 * 
025 * You should have received a copy of the GNU Lesser Public License
026 * along with this program.  If not, see http://www.gnu.org/licenses.
027 */
028
029package edu.wisc.ssec.mcidasv.data.hydra;
030
031import visad.Data;
032import visad.FlatField;
033import visad.Set;
034import visad.CoordinateSystem;
035import visad.RealType;
036import visad.RealTupleType;
037import visad.SetType;
038import visad.Linear2DSet;
039import visad.Unit;
040import visad.FunctionType;
041import visad.VisADException;
042import java.rmi.RemoteException;
043
044import java.util.Hashtable;
045import java.util.HashMap;
046import java.util.StringTokenizer;
047
048import java.io.BufferedReader;
049import java.io.FileInputStream;
050import java.io.IOException;
051import java.io.InputStream;
052import java.io.InputStreamReader;
053
054
055public class CloudSat2D extends ProfileAlongTrack {
056
057      public CloudSat2D() {
058      }
059
060      public CloudSat2D(MultiDimensionReader reader, HashMap metadata) {
061        super(reader, metadata);
062      }
063
064      public float[] getVertBinAltitude() throws Exception {
065        String propertyFileName = null;
066        float[] altitude = new float[VertLen];
067        try {
068        propertyFileName = (String) metadata.get(ancillary_file_name);
069        InputStream ios = getClass().getResourceAsStream(propertyFileName);
070        BufferedReader ancillaryReader = new BufferedReader(new InputStreamReader(ios));
071
072        int line_cnt = 0;
073        while (true) {
074          String line = ancillaryReader.readLine();
075          if (line == null) break;
076          if (line.startsWith("!")) continue;
077          StringTokenizer strTok = new StringTokenizer(line);
078          String[] tokens = new String[strTok.countTokens()];
079          int tokCnt = 0;
080          while (strTok.hasMoreElements()) {
081            tokens[tokCnt++] = strTok.nextToken();
082          }
083          altitude[line_cnt] = (Float.valueOf(tokens[0]))*1000f;
084          line_cnt++;
085        }
086        ios.close();
087        }
088        catch (Exception e) {
089          System.out.println("fail on ancillary file read: "+propertyFileName);
090        }
091        return altitude;
092      }
093
094      public float[] getTrackTimes() throws Exception {
095        return null;
096      }
097
098      public RealType makeVertLocType() throws Exception {
099        return RealType.Altitude;
100      }
101
102      public RealType makeTrackTimeType() throws Exception {
103        return null;
104      }
105
106      public float[] getTrackLongitude() throws Exception {
107        int[] start = new int[] {0};
108        int[] count = new int[] {TrackLen};
109        int[] stride = new int[] {1};
110        float[] vals = reader.getFloatArray((String)metadata.get(longitude_name), start, count, stride);
111        return vals;
112      }
113
114      public float[] getTrackLatitude() throws Exception {
115        int[] start = new int[] {0};
116        int[] count = new int[] {TrackLen};
117        int[] stride = new int[] {1};
118        float[] vals = reader.getFloatArray((String)metadata.get(latitude_name), start, count, stride);
119        return vals;
120      }
121
122      public HashMap getDefaultSubset() {
123        HashMap subset = ProfileAlongTrack.getEmptySubset();
124
125        double[] coords = (double[])subset.get("TrackDim");
126        coords[0] = 1000.0;
127        coords[1] = (TrackLen - 1000.0) - 1;
128        coords[2] = 5.0;
129        subset.put("TrackDim", coords);
130
131        coords = (double[])subset.get("VertDim");
132        coords[0] = 10.0;
133        coords[1] = (VertLen) - 1;
134        coords[2] = 2.0;
135        subset.put("VertDim", coords);
136        return subset;
137      }
138
139}