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115 lines
1.5 KiB
C++
115 lines
1.5 KiB
C++
//
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// FILE: MINMAX.cpp
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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 "MINMAX.h"
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MINMAX::MINMAX()
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{
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reset();
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_resetCount = 0;
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_callback = NULL;
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}
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uint8_t MINMAX::add(const float value)
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{
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uint8_t rv = MINMAX_NO_CHANGE;
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_lastValue = value;
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if ((_resetCount != 0) && (_resetCount == _count))
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{
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reset();
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rv |= MINMAX_RESET_DONE;
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}
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if ((value < _minimum) || (_count == 0))
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{
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_minimum = value;
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_lastMin = millis();
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rv |= MINMAX_MIN_CHANGED;
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}
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if ((value > _maximum) || (_count == 0))
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{
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_maximum = value;
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_lastMax = millis();
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rv |= MINMAX_MAX_CHANGED;
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}
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_count++;
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if ((rv != MINMAX_NO_CHANGE) && (_callback != NULL)) _callback();
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return rv;
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}
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void MINMAX::reset()
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{
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_lastValue = 0;
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_minimum = 0;
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_maximum = 0;
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_count = 0;
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_lastMin = 0;
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_lastMax = 0;
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}
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void MINMAX::addCallBack( void (* func)(void) )
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{
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_callback = func;
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}
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void MINMAX::setAutoResetCount(uint32_t count)
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{
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_resetCount = count;
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}
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uint32_t MINMAX::getAutoResetCount()
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{
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return _resetCount;
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}
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float MINMAX::lastValue()
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{
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return _lastValue;
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}
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float MINMAX::minimum()
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{
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return _minimum;
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}
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float MINMAX::maximum()
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{
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return _maximum;
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}
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uint32_t MINMAX::count()
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{
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return _count;
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}
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uint32_t MINMAX::lastMin()
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{
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return _lastMin;
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}
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uint32_t MINMAX::lastMax()
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{
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return _lastMax;
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}
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// -- END OF FILE --
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