Converts altitude in meters to pressure in msw
/*
* PressureConverter.java
*
* Used to convert between Pressure and altitude in meters.
*
* @author Guy Wittig
* @version 18-Jun-2006
*
* This program is part of MV-Plan
* Copywrite 2006 Guy Wittig
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* The GNU General Public License can be read at http://www.gnu.org/licenses/licenses.html
*/
//package mvplan.util;
/**
*
* @author Guy Wittig
*/
public class PressureConverter {
/** Creates a new instance of pressureConverter */
public PressureConverter() {
}
/**
* Converts altitude in meters to pressure in msw
*
* @return Pressure in msw or 0.0 if out of bounds.
* @param altitude
* Altitude in meters
*/
public static double altitudeToPressure(double altitude) {
if (altitude == 0.0)
return 10.0;
else if (altitude > 0.0)
return Math.pow(((44330.8 - altitude) / 4946.54), 5.25588) / 10131.0;
else
return 0.0;
}
}
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