mirror of
https://github.com/RobTillaart/Arduino.git
synced 2024-09-19 16:46:11 -04:00
116 lines
2.3 KiB
C++
116 lines
2.3 KiB
C++
#pragma once
|
|
//
|
|
// FILE: Histogram.h
|
|
// AUTHOR: Rob Tillaart
|
|
// DATE: 2012-11-10
|
|
// VERSION: 0.3.6
|
|
// PURPOSE: Histogram library for Arduino
|
|
// URL: https://github.com/RobTillaart/Histogram
|
|
|
|
|
|
#include "Arduino.h"
|
|
|
|
|
|
#define HISTOGRAM_LIB_VERSION (F("0.3.6"))
|
|
|
|
// return STATUS add(), sub(), clear(), setBucket();
|
|
#define HISTO_OK 0x00 // idem
|
|
#define HISTO_FULL 0x01 // just got full
|
|
#define HISTO_ERR_FULL 0xFF // over- underflow
|
|
#define HISTO_ERR_LENGTH 0xFE // constructor issue.
|
|
|
|
|
|
class Histogram
|
|
{
|
|
public:
|
|
Histogram(const uint16_t length, float * bounds);
|
|
~Histogram();
|
|
|
|
uint8_t clear(int32_t value = 0);
|
|
uint8_t add(const float value);
|
|
uint8_t sub(const float value);
|
|
|
|
virtual uint8_t setBucket(const uint16_t index, int32_t value = 0);
|
|
|
|
// returns last known status
|
|
uint8_t status();
|
|
|
|
// number of buckets
|
|
uint16_t size();
|
|
|
|
// number of values added to all buckets
|
|
uint32_t count();
|
|
|
|
// number of values added to single bucket
|
|
int32_t bucket(const uint16_t index);
|
|
|
|
|
|
float frequency(const uint16_t index);
|
|
float PMF(const float value);
|
|
float CDF(const float value);
|
|
float VAL(const float probability);
|
|
int32_t sum();
|
|
|
|
|
|
uint16_t find(const float value);
|
|
uint16_t findMin();
|
|
uint16_t findMax();
|
|
uint16_t countLevel(const int32_t level);
|
|
uint16_t countAbove(const int32_t level);
|
|
uint16_t countBelow(const int32_t level);
|
|
|
|
|
|
///////////////////////////////////////////////////
|
|
//
|
|
// experimental
|
|
//
|
|
float saturation();
|
|
|
|
// use with care
|
|
int32_t getMaxBucket();
|
|
void setMaxBucket(int32_t value);
|
|
|
|
|
|
protected:
|
|
float * _bounds;
|
|
int32_t * _data;
|
|
uint16_t _length;
|
|
uint32_t _count;
|
|
int32_t _maxBucket;
|
|
uint8_t _status;
|
|
};
|
|
|
|
|
|
//////////////////////////////////////////////////////////////
|
|
//
|
|
// DERIVED CLASS
|
|
//
|
|
class Histogram16 : public Histogram
|
|
{
|
|
public:
|
|
Histogram16(const uint16_t length, float * bounds);
|
|
~Histogram16();
|
|
|
|
uint8_t setBucket(const uint16_t index, int16_t value = 0);
|
|
|
|
protected:
|
|
int16_t * _data;
|
|
};
|
|
|
|
|
|
class Histogram8 : public Histogram
|
|
{
|
|
public:
|
|
Histogram8(const uint16_t length, float * bounds);
|
|
~Histogram8();
|
|
|
|
uint8_t setBucket(const uint16_t index, int8_t value = 0);
|
|
|
|
protected:
|
|
int8_t * _data;
|
|
};
|
|
|
|
|
|
// -- END OF FILE --
|
|
|