//EXPONENTIAL MOVING AVERAGE

#include <Wire.h>
#include <VL53L0X.h>


VL53L0X sensor;
const float alpha = 0.1;
double lastAvg = 0.0;

void setup()
{
  Serial.begin(9600);
  Wire.begin();

  sensor.setTimeout(500);
  if (!sensor.init())
  {
    Serial.println("Failed to detect and initialize sensor!");
    while (1) {}
  }

  // Start continuous back-to-back mode (take readings as
  // fast as possible).  To use continuous timed mode
  // instead, provide a desired inter-measurement period in
  // ms (e.g. sensor.startContinuous(100)).
  sensor.startContinuous();
}

void loop()
{
  int i = 0;
  int cur_sample = 0;
  int cur_avg = 0;
  cur_sample = sensor.readRangeContinuousMillimeters();
  cur_avg = (cur_sample*alpha) + ((lastAvg)*(1-alpha));
  u
  Serial.print(cur_avg);
  lastAvg = cur_avg;
  delayMicroseconds(300);
  if (sensor.timeoutOccurred()) { Serial.print(" TIMEOUT"); }

  Serial.println();
}