#define ENCODER_CLK 2
#define ENCODER_DT  3

void setup() {
  Serial.begin(115200);
  pinMode(ENCODER_CLK, INPUT);
  pinMode(ENCODER_DT, INPUT);
}

int lastClk = HIGH;
int count = 0;
int distance;
int perimeter = PI * 5;
int target = 100;

void loop() {
  int newClk = digitalRead(ENCODER_CLK);
  if (newClk != lastClk) {
    if (newClk == LOW && digitalRead(ENCODER_DT) == HIGH) {
      count ++;
      Serial.println(count);

      distance = perimeter * count;
      Serial.println(distance);
      if (distance >= target){
        tone(8, 262, 250);
        Serial.print("Wings Spread!");
      }
    }
  }
  lastClk = newClk;
}