Calibration Code for Light Sensor Theremin

lightSensorThereminCalibration.ino

#include <Sparki.h>

int sensorLow = 80000;
int sensorHigh = 0; 
int sensorValue = 0;
int calibrationTime = 5000;
 
void setup(){ 
  
 signal(3, 75); 
  
 int startTime = millis(); 
 int endTime = startTime + calibrationTime; 
 
 while (millis() < endTime){
   
   sensorValue = sparki.lightLeft();
   
   if(sensorValue > sensorHigh){
     sensorHigh = sensorValue;
   }
   
   if(sensorValue < sensorLow){
     sensorLow = sensorValue; 
   }
 }
 
 signal(10, 30);
 displayCalibratedValues(sensorLow, sensorHigh);
}

void loop(){
}

void signal(int n, int interval){
  for (int i = 0; i < n; i++){
    sparki.RGB(RGB_RED);
    sparki.beep();
    delay(interval);
    sparki.noBeep();
    sparki.RGB(RGB_OFF);
    delay(interval);
  } 
}

void  displayCalibratedValues(int sensorLow, int sensorHigh){

  sparki.clearLCD();
  sparki.println("Calibrated Values for Right Sensor:");
  sparki.print("lowest value:");
  sparki.println(sensorLow);
  sparki.print("highest value:");
  sparki.println(sensorHigh);
  sparki.updateLCD();
  delay(5000); 
}