pastemyst

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enemy code

C++copy raw

using PenguinPlatformer.Helpers;
using UnityEngine;
using UnityEngine.AI;

public class EnemyController : MonoBehaviour
{
    public Transform[] patrolPoints;
    public int currentPatrolPoint;

public NavMeshAgent agent;

public Animator anim;

public enum AIState
    {
        isIdle, isPatrolling, isChasing, isAttacking
    };
    public AIState currentState;

public float waitAtPoint = 2f;
    private float waitCounter;

public float chaseRange;

public float attackRange = 1f;
    public float timeBetweenAttacks = 2f;
    private float attackCounter;

private PlayerManager _player;
    // Start is called before the first frame update
    void Start()
    {
        _player = GetSO.PlayerManager;
        waitCounter = waitAtPoint;
    }

// Update is called once per frame
    void Update()
    {
        if (patrolPoints == null || patrolPoints.Length == 0 || patrolPoints[currentPatrolPoint] == null)
            return;

float distanceToPlayer = Vector3.Distance(transform.position, _player.PlayerPos);

switch (currentState)
        {
            case AIState.isIdle:
                anim.SetBool("IsMoving", false);

if (waitCounter > 0)
                {
                    waitCounter -= Time.deltaTime;
                } else
                {
                    currentState = AIState.isPatrolling;
                    agent.SetDestination(patrolPoints[currentPatrolPoint].position);
                }

if (distanceToPlayer <= chaseRange)
                {
                    currentState = AIState.isChasing;
                    anim.SetBool("IsMoving", true);
                  
                }

break;

case AIState.isPatrolling:

//agent.SetDestination(patrolPoints[currentPatrolPoint].position);

if (agent.remainingDistance <= .2f)
                {
                    currentPatrolPoint++;
                    if (currentPatrolPoint >= patrolPoints.Length)
                    {
                        currentPatrolPoint = 0;
                    }

//agent.SetDestination(patrolPoints[currentPatrolPoint].position);
                    currentState = AIState.isIdle;
                    waitCounter = waitAtPoint;
                }

if (distanceToPlayer <= chaseRange)
                {
                    currentState = AIState.isChasing;
                }

anim.SetBool("IsMoving", true);

break;

case AIState.isChasing:

agent.SetDestination(_player.PlayerPos);

if(distanceToPlayer <= attackRange)
                {
                    currentState = AIState.isAttacking;
                    anim.SetTrigger("Attack");
                    anim.SetBool("IsMoving", false);
                      
                    agent.velocity = Vector3.zero;
                    agent.isStopped = true;

attackCounter = timeBetweenAttacks;
                }

if(distanceToPlayer > chaseRange)
                {
                    currentState = AIState.isIdle;
                    waitCounter = waitAtPoint;

agent.velocity = Vector3.zero;
                    agent.SetDestination(transform.position);
                }

break;

case AIState.isAttacking:

transform.LookAt(_player.PlayerPos, Vector3.up);
                transform.rotation = Quaternion.Euler(0f, transform.rotation.eulerAngles.y, 0f);

attackCounter -= Time.deltaTime;
                if(attackCounter <= 0)
                {
                    if(distanceToPlayer < attackRange)
                    {
                        anim.SetTrigger("Attack");
                        
                        attackCounter = timeBetweenAttacks;
                    } else
                    {
                        currentState = AIState.isIdle;
                        waitCounter = waitAtPoint;

agent.isStopped = false;
                    }
                }

break;
        }
    }
}

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