mirror of
https://github.com/RobTillaart/Arduino.git
synced 2024-10-03 18:09:02 -04:00
72 lines
1.7 KiB
C++
72 lines
1.7 KiB
C++
//
|
|
// FILE: RunningAverage.h
|
|
// AUTHOR: Rob.Tillaart@gmail.com
|
|
// VERSION: 0.2.16
|
|
// DATE: 2016-dec-01
|
|
// PURPOSE: RunningAverage library for Arduino
|
|
// URL: https://github.com/RobTillaart/Arduino/tree/master/libraries/RunningAverage
|
|
// HISTORY: See RunningAverage.cpp
|
|
//
|
|
// Released to the public domain
|
|
//
|
|
// backwards compatibility
|
|
// clr() clear()
|
|
// add(x) addValue(x)
|
|
// avg() getAverage()
|
|
|
|
#ifndef RunningAverage_h
|
|
#define RunningAverage_h
|
|
|
|
#define RUNNINGAVERAGE_LIB_VERSION "0.2.16"
|
|
|
|
#include "Arduino.h"
|
|
|
|
class RunningAverage
|
|
{
|
|
public:
|
|
RunningAverage(void);
|
|
explicit RunningAverage(const uint8_t);
|
|
~RunningAverage();
|
|
|
|
void clear();
|
|
void addValue(const float);
|
|
void fillValue(const float, const uint8_t);
|
|
float getValue(const uint8_t);
|
|
|
|
float getAverage(); // iterates over all elements.
|
|
float getFastAverage() const; // reuses previous values.
|
|
|
|
// return statistical characteristics of the running average
|
|
float getStandardDeviation() const;
|
|
float getStandardError() const;
|
|
|
|
// returns min/max added to the data-set since last clear
|
|
float getMin() const { return _min; };
|
|
float getMax() const { return _max; };
|
|
|
|
// returns min/max from the values in the internal buffer
|
|
float getMinInBuffer() const;
|
|
float getMaxInBuffer() const;
|
|
|
|
// return true if buffer is full
|
|
bool bufferIsFull() const { return _cnt == _size; };
|
|
|
|
float getElement(uint8_t idx) const;
|
|
|
|
uint8_t getSize() const { return _size; }
|
|
uint8_t getCount() const { return _cnt; }
|
|
|
|
|
|
|
|
protected:
|
|
uint8_t _size;
|
|
uint8_t _cnt;
|
|
uint8_t _idx;
|
|
float _sum;
|
|
float* _ar;
|
|
float _min;
|
|
float _max;
|
|
};
|
|
|
|
#endif
|
|
// END OF FILE
|