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The NetCDF-Java Library is a Java interface to NetCDF files, as well as to many other types of scientific data formats.
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/*
 * Copyright 1998-2014 University Corporation for Atmospheric Research/Unidata
 *
 *   Portions of this software were developed by the Unidata Program at the
 *   University Corporation for Atmospheric Research.
 *
 *   Access and use of this software shall impose the following obligations
 *   and understandings on the user. The user is granted the right, without
 *   any fee or cost, to use, copy, modify, alter, enhance and distribute
 *   this software, and any derivative works thereof, and its supporting
 *   documentation for any purpose whatsoever, provided that this entire
 *   notice appears in all copies of the software, derivative works and
 *   supporting documentation.  Further, UCAR requests that the user credit
 *   UCAR/Unidata in any publications that result from the use of this
 *   software or in any product that includes this software. The names UCAR
 *   and/or Unidata, however, may not be used in any advertising or publicity
 *   to endorse or promote any products or commercial entity unless specific
 *   written permission is obtained from UCAR/Unidata. The user also
 *   understands that UCAR/Unidata is not obligated to provide the user with
 *   any support, consulting, training or assistance of any kind with regard
 *   to the use, operation and performance of this software nor to provide
 *   the user with any updates, revisions, new versions or "bug fixes."
 *
 *   THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
 *   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *   DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
 *   INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
 *   FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
 *   NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
 *   WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
 */

package ucar.atd.dorade;

import java.io.RandomAccessFile;

class DoradeASIB extends DoradeDescriptor {

  private float longitude;
  private float latitude;
  private float altitudeMSL; // km
  private float altitudeAGL; // km
  private float groundSpeedEW; // m/s
  private float groundSpeedNS; // m/s
  private float verticalVelocity; // m/s
  private float antennaHeading; // deg clockwise from true north
  private float rollAngle;
  private float pitchAngle;
  private float yawAngle;
  private float antennaScanAngle;  // deg clockwise from up w.r.t. airframe
  private float antennaFixedAngle; // deg toward nose
  private float uWind; // m/s
  private float vWind; // m/s
  private float wWind; // m/s
  private float headingChangeRate; // deg/s
  private float pitchChangeRate; // deg/s


  public DoradeASIB(RandomAccessFile file, boolean littleEndianData)
          throws DescriptorException {
    byte[] data = readDescriptor(file, littleEndianData, "ASIB");

    //
    // unpack
    //

    longitude = grabFloat(data, 8);
    latitude = grabFloat(data, 12);
    altitudeMSL = grabFloat(data, 16);
    altitudeAGL = grabFloat(data, 20);
    groundSpeedEW = grabFloat(data, 24);
    groundSpeedNS = grabFloat(data, 28);
    verticalVelocity = grabFloat(data, 32);
    antennaHeading = grabFloat(data, 36);
    rollAngle = grabFloat(data, 40);
    pitchAngle = grabFloat(data, 44);
    yawAngle = grabFloat(data, 48);
    antennaScanAngle = grabFloat(data, 52);
    antennaFixedAngle = grabFloat(data, 56);
    uWind = grabFloat(data, 60);
    vWind = grabFloat(data, 64);
    wWind = grabFloat(data, 68);
    headingChangeRate = grabFloat(data, 72);
    pitchChangeRate = grabFloat(data, 76);

    //
    // debugging output
    //
    if (verbose)
      System.out.println(this);
  }

  public String toString() {
    String s = "ASIB\n";
    s += "  longitude: " + longitude + "\n";
    s += "  latitude: " + latitude + "\n";
    s += "  altitude (MSL): " + altitudeMSL + "\n";
    s += "  altitude (AGL): " + altitudeAGL + "\n";
    s += "  EW ground speed: " + groundSpeedEW + "\n";
    s += "  NS ground speed: " + groundSpeedNS + "\n";
    s += "  vertical velocity: " + verticalVelocity + "\n";
    s += "  antenna heading: " + antennaHeading + "\n";
    s += "  roll: " + rollAngle + "\n";
    s += "  pitch: " + pitchAngle + "\n";
    s += "  yaw: " + yawAngle + "\n";
    s += "  scan angle: " + antennaScanAngle + "\n";
    s += "  fixed angle: " + antennaFixedAngle + "\n";
    s += "  u wind: " + uWind + "\n";
    s += "  v wind: " + vWind + "\n";
    s += "  w wind: " + wWind + "\n";
    s += "  heading change rate: " + headingChangeRate + "\n";
    s += "  pitch change rate: " + pitchChangeRate;
    return s;
  }

  /**
   * Get the latitude
   *
   * @return the latitude
   */
  public float getLatitude() {
    return latitude;
  }

  /**
   * Get the longitude
   *
   * @return the longitude
   */
  public float getLongitude() {
    return longitude;
  }

  /**
   * Get the altitude (MSL)
   *
   * @return the altitude in km MSL
   */
  public float getAltitude() {
    return altitudeMSL;
  }
}