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68 lines
1.3 KiB
C++
68 lines
1.3 KiB
C++
#pragma once
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//
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// FILE: MINMAX.h
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// AUTHOR: Rob Tillaart
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// VERSION: 0.2.0
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// DATE: 2021-10-14
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// PURPOSE: MINMAX library - simple peak finder
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// URL: https://github.com/RobTillaart/MINMAX
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#include "Arduino.h"
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#define MINMAX_LIB_VERSION (F("0.2.0"))
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#define MINMAX_NO_CHANGE 0X00
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#define MINMAX_MIN_CHANGED 0X01
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#define MINMAX_MAX_CHANGED 0X02
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#define MINMAX_RESET_DONE 0X80
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class MINMAX
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{
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public:
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MINMAX();
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uint8_t add(const float value);
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void reset();
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// call back function when there is a change
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void addCallBack( void (* func)(void) );
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// set the auto reset at certain count
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// count == 0 implies no auto reset.
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void setAutoResetCount(uint32_t count);
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uint32_t getAutoResetCount();
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// last value added
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float lastValue();
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// number of elements added.
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uint32_t count();
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// peak values so far.
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float minimum();
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float maximum();
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// timestamp of the last minimum and maximum change in milliseconds since start.
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uint32_t lastMin();
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uint32_t lastMax();
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private:
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float _lastValue;
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float _minimum;
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float _maximum;
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uint32_t _count;
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uint32_t _resetCount;
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void (* _callback)(void);
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uint32_t _lastMin;
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uint32_t _lastMax;
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};
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// -- END OF FILE --
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