mirror of
https://github.com/RobTillaart/Arduino.git
synced 2024-09-20 00:55:58 -04:00
57 lines
1.1 KiB
C++
57 lines
1.1 KiB
C++
#ifndef Histogram_h
|
|
#define Histogram_h
|
|
//
|
|
// FILE: Histogram.h
|
|
// AUTHOR: Rob Tillaart
|
|
// VERSION: 0.1.5
|
|
// PURPOSE: Histogram library for Arduino
|
|
// DATE: 2012-11-10
|
|
//
|
|
// Released to the public domain
|
|
//
|
|
|
|
#include <stdlib.h>
|
|
#include <math.h>
|
|
#include <inttypes.h>
|
|
|
|
#if defined(ARDUINO) && ARDUINO >= 100
|
|
#include "Arduino.h"
|
|
#else
|
|
#include "WProgram.h"
|
|
#endif
|
|
|
|
#define HISTOGRAM_LIB_VERSION "0.1.6"
|
|
|
|
class Histogram
|
|
{
|
|
public:
|
|
Histogram(const int16_t len, float *bounds);
|
|
~Histogram();
|
|
|
|
void clear();
|
|
void add(const float val);
|
|
void sub(const float val);
|
|
|
|
// number of buckets
|
|
inline int16_t size() { return _len; };
|
|
|
|
// number of values added to all buckets
|
|
inline uint32_t count() { return _cnt; };
|
|
// number of values added to single bucket
|
|
int32_t bucket(const int16_t idx);
|
|
|
|
float frequency(const int16_t idx);
|
|
float PMF(const float val);
|
|
float CDF(const float val);
|
|
float VAL(const float prob);
|
|
int16_t find(const float f);
|
|
|
|
protected:
|
|
float * _bounds;
|
|
int32_t * _data;
|
|
int16_t _len;
|
|
uint32_t _cnt;
|
|
};
|
|
|
|
#endif
|
|
// END OF FILE
|