calculate NormDiff : Float « Date Type « Android

1. Android
2. Date Type
3. Float

calculate NormDiff

    

/*
 *  "Analog Compass" is an application for devices based on android os. 
 *  The application shows the orientation based on the intern magnetic sensor.   
 *  Copyright (C) 2009  Dieter Roth
 *
 *  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 3 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.

 *  You should have received a copy of the GNU General Public License along with this program; 
 *  if not, see <http://www.gnu.org/licenses/>.
 */
//package de.rothbayern.android.ac.misc;

import android.graphics.Color;

class Util {

  public static float calcNormDiff(float lastDirection, float curSetPoint) {
    float diff = curSetPoint-lastDirection;
    return Util.normAngle(diff);
  }

  public static float normAngle(float diff) {
    while (diff < -180) {
      diff += 360;
    }
    while (diff > 180) {
      diff -= 360;
    }
    return diff;
  }



}

   
    
    
    
  

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