hydroponic-controller/include/helpfunctions.h

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#ifndef _HELPFUNCTIONS_H_
#define _HELPFUNCTIONS_H_
#include <Arduino.h>
#include <ArduinoSort.h>
float getMean(uint16_t *parray,uint16_t psize);
float getMeanf(float *parray,uint16_t psize);
uint16_t getMin(uint16_t *parray, uint16_t psize);
uint16_t getMax(uint16_t *parray, uint16_t psize);
float getMaxf(float *parray,uint16_t psize);
float getMinf(float *parray, uint16_t psize);
bool isValueArrayOK(uint16_t *parray,uint16_t psize, uint16_t pcheck);
bool isValueArrayOKf(float *parray,uint16_t psize, float pcheck);
float getFilteredf(float *parray,uint16_t psize, uint16_t pcutOff);
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float mapf(float x, float in_min, float in_max, float out_min, float out_max);
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float getMean(uint16_t *parray,uint16_t psize) {
double mean=0;
for (uint16_t i=0;i<psize;i++) {
mean+=parray[i];
}
return mean/psize;
}
float getMeanf(float *parray,uint16_t psize) {
double mean=0;
for (uint16_t i=0;i<psize;i++) {
mean+=parray[i];
}
return mean/psize;
}
bool isValueArrayOK(uint16_t *parray,uint16_t psize, uint16_t pcheck) { //check if array has error values
for (uint16_t i=0;i<psize;i++) {
if (parray[i]==pcheck){
return false;
}
}
return true;
}
bool isValueArrayOKf(float *parray,uint16_t psize, float pcheck) { //check if array has error values
for (uint16_t i=0;i<psize;i++) {
if (parray[i]==pcheck){
return false;
}
}
return true;
}
uint16_t getMin(uint16_t *parray, uint16_t psize) {
uint16_t min=65535;
for (uint16_t i=0;i<psize;i++) {
if (parray[i]<min) {
min=parray[i];
}
}
return min;
}
uint16_t getMax(uint16_t *parray,uint16_t psize) {
uint16_t max=0;
for (uint16_t i=0;i<psize;i++) {
if (parray[i]>max) {
max=parray[i];
}
}
return max;
}
float getMinf(float *parray, uint16_t psize) {
float min=65535;
for (uint16_t i=0;i<psize;i++) {
if (parray[i]<min) {
min=parray[i];
}
}
return min;
}
float getMaxf(float *parray,uint16_t psize) {
float max=0;
for (uint16_t i=0;i<psize;i++) {
if (parray[i]>max) {
max=parray[i];
}
}
return max;
}
float getFilteredf(float *parray,uint16_t psize, uint16_t pcutOff) {
//cuts off lowest and highest pcutOff values from array, then returns the mean of the psize-2*pcutOff center values.
//pcutOff < psize/2
float _copy[psize];
std::copy(parray,parray + psize, _copy);
sortArray(_copy,psize);
double mean=0;
for (uint16_t i=pcutOff;i<psize-pcutOff;i++) {
mean+=_copy[i];
}
return mean/(psize-2*pcutOff);
}
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float mapf(float x, float in_min, float in_max, float out_min, float out_max)
{
return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
}
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#endif