#include <Servo.h>

const int trigPin1=;
const int echoPin1=;
const int trigPin2=;
const int echoPin2=;
const int trigPin3=;
const int echoPin3=;
bool gateStat;

const int redled=;
const int greenled=;

const thresholddist=20;
const gateDist=30;

const int servoPin=;
Servo myservo;
void gate();
void compInitialize();
float distMasure(trigPin,echoPin);

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  compInitialize();
}

void loop() {

float distance1=distMasure(trigPin1,echoPin1);
float distance2=distMasure(trigPin2,echoPin2);

bool gateStat;

if(distance1<thresholddist&&distance2<thresholddist){
  digitalWrite(redled, HIGH);
  digitalWrite(greenled,LOW);
  myservo.write(0);
  gateStat=false;
}
else{
  digitalWrite(redled, LOW);
  digitalWrite(greenled,HIGH);
  gateStat=true;
  }
gate();

}
void gate(){

  float distance3=distMasure(trigPin3,echoPin3);
if( distance3<=gateDist && !gateStat)
myservo.write(90);
gateStat=true;

}
float measureDistance(int trigPin, int echoPin) {
  // Send a pulse
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);

  // Measure the duration of the echo
  long duration = pulseIn(echoPin, HIGH);

  // Calculate the distance (duration in microseconds / 58 = cm)
  float distance = duration * 0.034 / 2;

  return distance;
}