LowPassFilter.h

/*******************************************************************************
 * Copyright (c) 2017 Federico Di Marco <fededim@gmail.com>                    *
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#ifndef _LowPassFilter_h_
#define _LowPassFilter_h_

class LowPassFilter
{ 
public:
  LowPassFilter(double alpha);  // alpha between 0 and 1
  void SetAlpha(double _alpha);
  double GetFilteredValue(double val);
protected:
  double oldval,alpha;
};

#endif